43 results about "Pounding head" patented technology

The method provided by the invention comprises the following steps: a machine body, a walking part, a lifting part, a reciprocating pounding part and the like are arranged; a pounding guide element and the like are arranged on a pounding guide device; pounding heads are arranged at two ends of the pounding guide element, so that a power pounding element drives the pounding guide element; the reciprocating pounding part is arranged on the lifting part; the lifting part is arranged on the machine body; and the walking part drives the machine body to move ahead and retreats so as not to turn the machine body to excavate and drop materials forward and backward. Equipment provided by the invention comprises the machine body, the walking part, the lifting part, the reciprocating pounding part and the like; the reciprocating pounding part comprises the pounding guide device, the pounding driving device and the like; the pounding heads are both arranged at two ends of the pounding guide element; the pounding driving device comprises the power pounding element and the like; the power pounding element drives the pounding guide element to move in a reciprocating mode; the pounding guide element drives the pounding heads to pound; the reciprocating pounding part is arranged on the lifting part; the lifting part is arranged on the machine body; the walking part drives the machine body to move ahead and retreat so as not to turn the machine body to excavate and drop materials forward and backward.

The invention provides a telescopic spontoon, and relates to the technical field of antiriot equipment. The telescopic spontoon comprises an outer tube, a medium tube, a rear tube, a medium tube locking mechanism, a rear tube locking mechanism, an unlocking mechanism, and a pounding head. The medium tube locking mechanism comprises a first drum butterfly, a second drum butterfly, and a pair of drum butterfly springs. The first drum butterfly is slidably cooperated with a first drum butterfly sliding groove. The side of the first drum butterfly, facing a medium tube cavity, is provided with a first drum butterfly lug. The central position of the first drum butterfly lug is provided with a first drum butterfly unlocking hole. The right side of the first drum butterfly is provided with a first drum butterfly anti-shock groove. One side of the second drum butterfly, facing the medium tube cavity, is provided with a second drum butterfly lug. The second drum butterfly lug is provided with a second drum butterfly unlocking hole on the position corresponding to the first drum butterfly unlocking hole. The right side of the second drum butterfly is provided with a second drum butterfly anti-shock groove. The pair of drum butterfly springs are supported between the first drum butterfly and the second drum butterfly. The left end of the medium tube and the right end of the outer tube are ensured to be reliably locked, and the left end of the rear tube and the right end of the medium tube can also be reliably locked.

The invention relates to an internal memory releasing method for embedded real-time operating systems, portioning off a block of internal memory region in a system in advance; setting the region into K kinds of 2km memory pools; at the time of system initialization, establishing an index; when the programs need memory blocks, first search idle memory blocks in a description array: if there are idle memory blocks, allocating them to these programs in sequence; otherwise applying for memory blocks in the memory region in sequence; at the time of releasing memory, first obtaining the subscript of the index, and determine which memory pool the released memory block belongs to by the index; then further obtaining the position of the released memory block in a memory pool, and finally releasing the memory block. It can heighten the system efficiency and reduce the hazard of release error.

The embodiment of the invention discloses a method for optimizing page rendering of a server and the web cache server. The method for optimizing page rendering of the server and the web cache server solve the technical problems that in the prior art, rendering of a page can be displayed only after loading of a style sheet is finished due to the style sheet structure of css files in a nonsequential rendering method for multiple elements, high-flow rendering of jsp is needed when the jsp is in the front of the network page due to the large data volume of js scripts, and consequently the speed of rendering the network page is greatly decreased. The method comprises the steps of acquiring an http request sent by a client side; carrying out preset rule rewriting on an html file corresponding to the http request, wherein a preset rule refers that the css files are arranged on the head of the html file and the js scripts are arranged on the body of the html file.

The invention discloses an adjustable deep muscle stimulating apparatus comprising a pounding head, a housing, an end cover, a connection shaft and a voice coil motor. A through hole is formed in the housing in an axial direction; the through hole orderly comprises a first hole section for an installation of the punching head, a second hole section for an installation of a straight bearing, a third hole section for front-back straight movements of a rotor in the voice coil motor, and a fourth hole section for an installation of a stator in the voice coil motor; the connection shaft is inserted into the voice coil motor; the front end of the connection shaft passes through the straight bearing and then is connected with the pounding head; the back end of the connection shaft passes through the back straight bearing disposed in the end cover; the end cover is fixed on the back end surface of the housing; the side surface of the housing is provided with a hollow handle; and a cavity in the hollow handle is communicated with the fourth hole section. The adjustable deep muscle stimulating apparatus is simply structured and can be conveniently detached; high-frequency vibration of the pounding head can be driven by the connection shaft via features of high-frequency response and high-precision of the voice coil motor; pressure stimulation can be applied to the deep muscle; and a vibration telescopic distance can be adjusted.

The invention relates to the technical field of Chinese herbal medicine processing, in particular to an automatic high-efficiency pounding machine for Chinese herbal medicine processing. The automatichigh-efficiency pounding machine is driven through a single motor. On the one hand, the automatic high-efficiency pounding machine conducts driving through a driving wheel and a driving belt to drivea driven shaft I to rotate and drive a movable block to move left and right along a main cavity to implement intermittent discharging of Chinese herbal medicine; on another hand, the automatic high-efficiency pounding machine conducts driving through a bevel gear to drive a driven shaft II to rotate, and then smashing cutters conduct primary smashing on a Chinese herbal medicine material; additionally, the driven shaft II is driven through gears to drive a driven shaft III to rotate to drive a cam I to operate, the cam I acts on a pressing plate, and the pressing plate pulls a pounding head to move up and down through vertical connecting rods to pound Chinese herbal medicine falling onto a partition board; and moreover, the driven shaft III drives a rotary shaft IV to rotate through driving of the bevel gear and then drive a cam II to rotate and operate, and a filter screen moves left and right to conduct screening and filtering on Chinese herbal medicine particles on the filter screen.

The invention discloses a medical medicine pounding device. The medical medicine pounding device comprises a medicine pounding head and a medicine pounding barrel. The medical medicine pounding devicehas the advantages that a rotary wheel is used to drive the medicine pounding head to pound medicinal materials in the medicine pounding barrel and connected with the medicine pounding barrel througha transmission mechanism, so that the medicine pounding barrel can rotate in a reciprocating manner when the medicine pounding head pounds the medicinal materials in the medicine pounding barrel, themedicine pounding head can grind the medicinal material at the same time at the moment when the medicine pounding head downwardly pounds the medicinal material due to the rotation of the medicine pounding barrel, the medicine pounding head can simultaneously pound and grind the medicinal materials, the medicinal materials with high grinding degree requirements can be fast ground, and high medicine pounding efficiency is achieved.

The present invention discloses a domestic automatic rice cake beating machine. The domestic automatic rice cake beating machine comprises a body frame. An upper support frame is fixed on a top surface of the body frame, a pushing oil cylinder is fixed on a top surface of an upper top plate of the upper support frame, a pushing rod of the pushing oil cylinder passes the upper top plate, a pounding head is fixed on the pushing rod, a support seat is fixed on the top surface of the middle part of a top plate of the body frame, an intermediate connection cover is fixed on a top surface of the support base, a central through-hole is arranged at the middle part of the intermediate connection cover, a beating wood barrel is sleeved on the central through-hole, the lower part of the beating wood barrel is located in the support seat, a plurality of buffer springs are fixed on a top surface of a bottom plate of the support seat, the upper ends of the buffer springs are fixed on the support plate, a bottom surface of the beating barrel is arranged on the support plate, and the pounding head is located in the beating barrel. The domestic automatic rice cake beating machine can achieve the automatic beating of the rice cakes, and is high in efficiency and good in effects.

The invention belongs to the technical field of medical instruments, relates to a medical dustbin and provides a medical dustbin which is low in labor intensity and from which garbage can be easily taken out. The medical dustbin comprises a dustbin frame, a dustbin body, a left discharging pipe, a left helical pipe, a left speed reducing motor, left helical vanes, a left discharging opening, a right discharging pipe, a right helical pipe, a right speed reducing motor, right helical vanes and a right discharging opening, the left discharging pipe and the right discharging pipe are arranged on the lower portion of the dustbin body, the left discharging pipe and the left helical pipe are connected, the left discharging opening is designed in the lower left side of the left helical pipe, the left speed reducing motor is connected with the left helical vanes, and the left helical vanes are mounted in the left helical pipe. By means of the medical dustbin, garbage in the dustbin can be discharged simultaneously from the two openings, the dustbin is never required to be turned over manually, the labor amount is small, the dustbin is quite convenient, and an air cylinder and a pounding head are arranged.

The invention discloses a traditional Chinese medicine pounding machine. The traditional Chinese medicine pounding machine comprises a shell; a first medicine pounding chamber, a second medicine pounding chamber and a third medicine pounding chamber are arranged in the inner cavity of the shell in sequence from left to right; a first ultraviolet lamp tube is arranged at the left upper end of the inner cavity of the first medicine pounding chamber; a second ultraviolet lamp tube is arranged at the right bottom of the inner cavity of the second medicine pounding chamber; a third ultraviolet lamp tube is arranged at the right upper end of the inner cavity of the third medicine pounding chamber; medicine bowls are arranged at the bottoms of the inner cavities of the first, second and third medicine pounding chambers; pounding heads are arranged at the upper ends of the inner surfaces of the medicine bowls; the pounding heads are arranged on the lower surface of a support plate; and the support plate is arranged at the bottom of a reciprocating hydraulic rod. The traditional Chinese medicine pounding machine is provided with three groups of pounding heads and is controlled by the reciprocating hydraulic rod, so that the quantity of one-time medicine pounding is increased to improve the working efficiency, and the equipment manufacturing cost and power consumption cost are reduced to accord with the own benefits of medicine stores.

The invention relates to the field of traditional Chinese medicine crushing equipment, in particular to a novel traditional Chinese medicine pounding machine. The machine comprises medicine pounding cylinders, medicine pounding rods and a base, wherein the medicine pounding cylinders are arranged on the base, and an outward extending shaft is arranged at the bottom, facing the base, of the medicine pounding cylinders; the outward extending shaft penetrates through the base, and a bearing is arranged at the contact position of the outward extending shaft and the base, mounting support columns are further installed on the base, and a mounting plate is arranged on the mounting support columns; hanging columns are arranged on one face, facing the medicine pounding cylinders, of the mounting plate, the hanging columns extend downwards to be connected with a medicine pounding cover, and a plurality of through holes are formed in the medicine pounding cover; the medicine pounding rods are arranged in the through holes, one ends of the medicine pounding rods extend upwards to be connected with abutting plates, and the other ends of the medicine pounding rods extend downwards to be connected with medicine pounding heads; springs are arranged on the medicine pounding rods between the medicine pounding cover and the abutting plates in a penetrating mode, and one ends of the springs are connected with the abutting plates; the other end of the springs are connected with the medicine pounding cover, and a plurality of hemispherical grooves are formed in the bottom surface of the interiorof the medicine pounding cylinders. According to the machine, the traditional Chinese medicines can be automatically pounded and ground, and the grain fineness of the crushed grinding particles is uniform; and manual pounding and grinding are not needed, and time and labor are saved.

The invention discloses a traditional Chinese medicinal material crushing device which comprises medicine pounding heads and a medicine pounding barrel. A rotating wheel is used for driving the medicine pounding heads to pound medicinal materials in the medicine pounding barrel, meanwhile, the rotating wheel is connected with the medicine pounding barrel through a transmission mechanism, and therefore the medicine pounding barrel can rotate back and forth when the medicine pounding heads pound the medicinal materials in the medicine pounding barrel. Therefore, at the moment that the medicine pounding heads pound the medicinal materials downwards, due to rotation of the medicine pounding barrel, the medicine pounding heads can grind the medicinal materials at the same time, the medicine pounding heads can pound and grind the medicinal materials at the same time, the medicinal materials high in requirement for the crushing degree can be crushed fast, and the medicine pounding efficiencyis high. The three medicine pounding heads are arranged in the device and can be used in a replaced manner, the device can pound the medicinal materials of different types by replacing the medicine pounding heads, and great convenience is achieved.

A testing machine for mattress durability comprises a test platform, a beam, a loading device, and a pounding head. The steel-structure beam stands on the test platform; and the loading device is fixed on the beam. The testing machine is characterized in that in the loading device, a pounding guide rod is connected to the beam through a guide rod support sleeve, the pounding guide rod can move up and down and is connected with a connection rod, and the connection rod is connected to a motor through an eccentric wheel, a coupling and a reduction gear box. The invention replaces the prior pneumatic logic valve control system; the height of the upward and downward movement is determined by the radius of the eccentric wheel; and the invention has the advantages of simple structure, convenient operation and high work efficiency, and improves the measure precision.

The invention discloses a speed-adjustable lifting back pounding device. The speed-adjustable lifting back pounding device comprises a lamp holder, pounding heads, pounding rods, a shell, universal wheels, a lighting lamp, a lifting platform, a handle, a bearing, lifting grooves, lifting screws, an arch-shaped shaft, a transmission shaft A, a motor, a transmission shaft support, a transmission shaft B, wires, a controller and a rotary knob. The speed-adjustable lifting back pounding device has the advantages that the pounding rods are divided into two sets in different heights, each pounding rod set comprises two fulcrum rods, the requirements of different situations can be met, the pounding rods are formed by connecting iron slices through screws, and the bent angles of the pounding rods can be adjusted; the pounding heads are spherical and are made of rubber, and the comfort level is very high during back pounding; the arch-shaped shaft can drive the pounding rods to do up-down alternative movement during rotating, and therefore the back pounding effect is achieved; the four universal wheels are arranged at the bottom of the shell, and the back pounding device can be moved conveniently; the handle is wrapped by a rubber slice, and the hands can be protected when a user pushes the handle; the controller can adjust the rotating speed of the motor, and the back pounding speed can be further adjusted.

The invention discloses a massaging device. The massaging device comprises a back pounding mechanism and is characterized in that a supporting mechanism is arranged below the back pounding mechanism, a power source is arranged at one side of the back pounding mechanism, the back pounding mechanism is provided with a rotary knob and comprises a shell, a closure plate, a motor, a curved bar A, a curved bar B, a rocking bar, a pounding head and a buffering mechanism, the closure plate is arranged at one side of the shell, the motor is arranged in the shell and is connected to one end of the curved bar A, the other end of the curved bar A is connected to the curved bar B, one end of the rocking bar is connected to the curved bar B, the other end of the rocking bar is connected to the pounding head, and the buffering mechanism is arranged at the middle part of the rocking bar.

The invention discloses a traditional Chinese medicine pounding device of a traditional Chinese medicine department. The traditional Chinese medicine pounding device comprises a base, a driving mechanism, a pounding head and a medicine bowl, wherein the driving mechanism is used for driving the pounding head to move up and down and the medicine bowl to rotate, the medicine bowl is arranged on thebase through a rotating assembly, the medicine bowl comprises an upper half body and a lower half body, the upper half body and the lower half body are connected in a rotating mode, a semi-spherical shell is formed between the upper half body and the lower half body, lower driving convex lines are arranged in the lower half body, when the driving mechanism drives the lower half body to rotate, medicinal materials have a rising trend along the lower driving convex lines, the upper half body is internally provided with upper driving convex lines, and when the driving mechanism drives the upper half body to rotate, and the medicinal materials have a sinking trend along the lower driving convex lines. The device can facilitate more uniform pounding of the medicinal materials.

The invention discloses an automatic pottery clay pounding machine which comprises a rack, a driving device, a lifting device, a pounding rod and a pounding head at the tail end of the pounding rod; a spherical hopper with an opening in the upper part is arranged below the rack; the pounding rod extends into the hopper; the driving device drives the lifting device so as to further drive the pounding rod to rise and fall; and pottery clay is enabled to turn over inwards along the wall of the hopper automatically through impact force generated by reciprocating thumping between the pounding head and the hopper, so that the final purpose of increasing the plasticity of the pottery clay after reciprocating thumping is realized. The automatic pottery clay pounding machine is novel in whole structure, simple in operation and high in automation degree, reduces manpower support, greatly improves the working efficiency, and meanwhile, is small in occupied area, low in cost, less in maintain and high in safety coefficient.

The invention discloses a traditional Chinese medicine pounding device. The traditional Chinese medicine pounding device comprises a rack plate, a motor, a crank, a connecting rod, a pounding assemblyand a pounding cylinder. The motor is connected with the upper end of the rack plate through bolts. The crank is connected with an output shaft of the motor. A guide sleeve is arranged on the side wall of the rack plate. The pounding assembly is composed of a vibration reduction guide sleeve, a threaded rod, a spring and a pounding head. One end of the connecting rod is hinged to the crank, and the other end of the connecting rod is hinged to the upper end of the vibration reduction guide sleeve. The threaded rod penetrates the vibration reduction guide sleeve from top to bottom. The vibration reduction guide sleeve is screwed to the upper end of the threaded rod through nuts. The lower end of the threaded rod is connected with the pounding head through a spiral pair. A cylinder cavity isformed in the vibration reduction guide sleeve. The threaded rod is sleeved with the spring. One end of the spring is in contact connection with the top of the cylinder cavity, and the other end of the spring is in contact connection with the upper end face of the pounding head. The pounding cylinder is connected with the bottom of the rack plate. By the adoption of the traditional Chinese medicine pounding device, traditional Chinese medicine is pounded automatically, and for pounding operations of traditional Chinese medicine with different hardness, the size of pounding particles is adjusted by changing the distance between the pounding head and the bottom of the pounding cylinder.

The present invention is aimed to provide a simulative detection apparatus of a vehicle wheel casing piece. A car wheel casing stamping part is installed and clamped on the bottom of a clamping piece.A pulley drives the clamping piece to slide into a box through an entrance and an exit. When the clamping piece slides to the top of a simulated wheel, a lifting plate rises, and the simulated wheelmoves to the car wheel casing stamping part. Then, the simulated wheel rotates, to simulate driving of a vehicle, and a matching status of a car wheel casing and the simulated wheel is observed. Whenthe clamping piece slides to the top of a pounding head, an impact cylinder drives the pounding head to rise to perform impact test on the car wheel casing. Further, a noise detector whose position can be laterally adjusted is disposed to detect noise in a simulation process, a surveillance camera is disposed to monitor the simulation process, and a spray pipe is disposed to simulate a rainy situation. The apparatus can be used to well simulate driving of the vehicle, is convenient for operation, and is suitable for production testing.

The invention discloses a high efficiency pounding device for processing traditional Chinese medicinal materials. The device comprises a shell; support legs are symmetrically arranged at the left andright of the bottom of the shell; a medicine pounding base is arranged at the bottom in the shell; a medicine pounding groove is formed in the top of the medicine pounding base and is in an arc shape;the medicine pounding groove is internally provided with a medicine pounding head in a sleeving manner; a spacer plate is arranged at the upper part in the shell; a vertical rotary barrel is arrangedin the middle of the spacer plate in a sleeving way; the vertical rotary barrel vertically passes through the spacer plate and extends into the bottom of the shell; the top of the vertical rotary barrel is arranged, in a sleeving way, on a fixed bearing positioned at the corresponding position of the spacer plate; an axial rotation driving mechanism of the vertical rotary barrel is arranged in the shell at the upper side of the spacer plate; the middle part of the vertical rotary barrel sleeves a piston rod; a movable sleeve is arranged on the piston rod in the vertical rotary barrel; the piston rod is connected with the vertical rotary barrel in a transmission way by means of the movable sleeve. The high efficiency pounding device, provided by the invention, for processing the traditional Chinese medicinal materials is ingenious in structure and reasonable in arrangement, and realizes high efficiency pounding of the traditional Chinese medicinal materials, and the discharging is convenient.

The invention discloses a surface anticorrosive treatment method of aluminium alloys used for auto spare parts. The method is characterized by comprising the following steps: (1) coating aluminium alloy workpieces subjected to rough turning with anticorrosive particle powder, so that the anticorrosive powder is filled in turning grooves, wherein the anticorrosive powder comprises 70-72% of unsaturated carboxyl-terminated polyester resin, 4-5% of triglycidyl isocyanurate, 25-30% of ferrotitanium powder and mica powder and 1-4% of polyethylene; (2) pounding the surfaces with an ultrasonic pounding head to mix and refine aluminium and the anticorrosive powder in the turning grooves of the workpieces, thus forming anticorrosive layers of the surfaces of the aluminium alloys. The surface anticorrosive treatment method has the beneficial effects that the surface treatment method is reasonable in innovation and concise in process; the formed anticorrosive layers are conducive to improving the corrosion resistance and insulativity of the materials; the surface hardness of the workpieces is increased by adopting the process, so that the auto spare parts have stable states and long service lives; therefore the surface anticorrosive treatment method is worthy of being popularized.

The invention relates to a method for detecting opening of a packaging bag. The method comprises the following steps that a bag opening is opened through a pre-process firstly; a piston rod of a cylinder is driven to move downwards, and a bag opening pounding head is inserted into the bag opening to enable the side face of the bag opening pounding head to be nearly attached to the inside of the bag opening; an air inlet joint is connected with an air blowing device, and compressed air is led into the bag through the air inlet joint so as to open the bottom of the packaging bag; gas can push a detection floating block upwards along side channels along with the increasing of the gas in a bag body and pressure in the bag body, and the detection floating block is made to move upwards along a mounting channel in the bag opening pounding head; and when the detection floating block floats upwards and triggers a photoelectric switch, the photoelectric switch sends a signal of complete opening of the bottom of the packaging bag. According to the method for detecting opening of the packaging bag, bag opening and detection are synchronous, and accordingly detection time is shortened; and meanwhile, due to the effective bag opening, the number of hard standing bags with the bag bottoms not opened is reduced, and the packaging speed and efficiency are improved.

The invention discloses a surface anticorrosive treatment method of aluminium alloys used for auto spare parts. The method is characterized by comprising the following steps: (1) coating aluminium alloy workpieces subjected to rough turning with anticorrosive particle powder, so that the anticorrosive powder is filled in turning grooves, wherein the anticorrosive powder comprises 70-72% of phenolic modified epoxy resin, 4% of triglycidyl isocyanurate, 30% of pigments and silica powder and 3-5% of dispersing agent; (2) pounding the surfaces with an ultrasonic pounding head to mix and refine metals and the anticorrosive powder in the turning grooves of the workpieces, thus forming anticorrosive layers of the surfaces of the aluminium alloys, wherein the range of the ultrasonic frequency is 70kHz and the power is 600W. The surface anticorrosive treatment method has the beneficial effects that the surface treatment method is reasonable in innovation and concise in process; the formed anticorrosive layers are conducive to improving the corrosion resistance and insulativity of the materials; the surface hardness of the workpieces is increased by adopting the process, so that the auto spare parts have stable states and long service lives; therefore the surface anticorrosive treatment method is worthy of being popularized.

The invention discloses a multifunctional electric wrench comprising an output shaft, a transmission shaft, a steel ball (5), a pounding head (6), a compression spring (7), a case (8), a gear speed reduction box (9) and a motor (10), wherein the head part of the transmission shaft (4) is inserted into the end face slot of the output shaft (1); the combination part of the transmission shaft (4) and the output shaft (1) is provided with a clutch mechanism which comprises a poking rod (2) and a clutch steel bal (3); a poking rod central hole (12) is formed on the output shaft, the radial direction of the transmission shaft (4) is provided with a clutch steel ball hole (14), and the poking rod (2) is axially and movably arranged on the poking rod central hole (12); and the clutch steel ball (3) is arranged on the clutch steel ball hole (14) of the transmission shaft (4), the end face slot of the output shaft (1) is provided with a clutch groove (15) matched with the clutch steel ball (3), and the poking rod (2) extends into the central hole of the transmission shaft (4). Based on the structure, the multifunctional electric wrench has the advantages that structure is simple and reasonable, operation is convenient, working is stable and reliable, pounding and non-pounding heads can be mutually changed, one electric wrench has multiple functions, and the like.

The invention relates to a piezoelectric lighter for preventing children from using, comprising a shell, a gas tank, a press-button and a piezoelectric ignition device, wherein the gas tank is provided with an outgassing nozzle; the press-button is arranged at one end of the conductive head of the piezoelectric ignition device; an interlock is arranged between one side of the press-button side and the outgassing nozzle; an ignition wire is leaded out of the piezoelectric ignition device; and the leading-out terminal of the ignition wire extends nearby the outgassing nozzle. In the technical scheme of the invention, a barrier piece is arranged, which can enters into and breaks way from the pounding head lug guide rail on the piezoelectric ignition device. The obstruction of the barrier piece leads the pounding head of the piezoelectric ignition device not to beat piezoelectric ceramics to stop the discharge process, thereby achieving the purpose of preventing the children from using. The invention has the advantages of simple structure, low manufacturing cost and convenient use.

The invention discloses a back-pounding device with an adjustable angle. The back-pounding device with the adjustable angle comprises a back-pounding head, a telescopic arm, a machine box, a supporting device, a rotary disc and a base, the rotary disc is connected with the upper end of the base through a connecting shaft, and a fixing pin used for fixing the rotary disc is arranged on the base. The supporting device comprises a supporting rod, a telescopic rod and a telescopic sleeve, the upper end of the supporting rod is hinged to the machine box, the lower end of the supporting rod is connected with the rotary disc, the lower end of the telescopic sleeve is hinged to the rotary disc, the lower end of the telescopic rod is slidably connected with the telescopic sleeve, the upper end of the telescopic rod is hinged to the machine box, a drive mechanism is arranged in the machine box, the telescopic arm is slidably connected with the machine box, one end of the telescopic arm is connected with the drive mechanism, and the back-pounding head is arranged at the other end of the telescopic arm. According to the back-pounding device with the adjustable angle, a user can use with multiple gestures, the problem of an existing back-pounding device being used with only one gesture is solved, a using range of the equipment is wider, using places are increased, and using convenience is improved.

The invention discloses a massaging device. The massaging device comprises a back pounding mechanism and is characterized in that a supporting mechanism is arranged below the back pounding mechanism, a power source is arranged at one side of the back pounding mechanism, the back pounding mechanism is provided with a rotary knob and comprises a shell, a closure plate, a motor, a curved bar A, a curved bar B, a rocking bar, a pounding head and a buffering mechanism, the closure plate is arranged at one side of the shell, the motor is arranged in the shell and is connected to one end of the curved bar A, the other end of the curved bar A is connected to the curved bar B, one end of the rocking bar is connected to the curved bar B, the other end of the rocking bar is connected to the pounding head, and the buffering mechanism is arranged at the middle part of the rocking bar.

The invention discloses a labor-saving and efficient tree digging device. The device comprises a main soil taking frame, a pair of auxiliary soil taking frames and a soil discharging frame; the auxiliary soil taking frames are arranged on the two sides of the main soil taking frame respectively, and the two adjacent side edges of the main soil taking frame are hinged to the two adjacent side edges of each auxiliary soil taking frame; the soil discharging frame is fixed to the top of the main soil taking frame, a stressed plate is arranged at the top of the soil discharging frame and provided with a pounding head, and an outer thread is formed in the pounding head. The invention further discloses a manufacturing method of the labor-saving and efficient tree digging device. The device is simple in structure, convenient to carry, capable of saving labor and high in soil digging efficiency; key parts such as a blade are subjected to multiple times of high-temperature rolling, and therefore the device is resistant to wear, not prone to damage and long in service life.