71results about How to "Reduce the difficulty of processing and assembly" patented technology

The invention relates to and belongs to the field of a gamma-TiAl-based alloy intermetallic compound and particularly relates to a preparation method for a gamma-TiAl alloy fine fully lamellar microstructure with a preferred oriented lamellar interface. According to the method, the fine fully lamellar microstructure with the preferred oriented lamellar interface is obtained on the basis of microstructure texture evolution of a gamma-TiAl alloy in the thermal deformation and the subsequent thermal treatment process. The preparation method has the technical characteristics as follows: a, a thermal deformation process is adopted to process the gamma-TiAl alloy; b, an alpha2 phase in a gamma-TiAl alloy deformed microstructure has strong deformation texture;c, the deformed microstructure is subjected to alpha single-phase region solution treatment and solution time is controlled to avoid abnormal growth of alpha crystal grains so as to obtain the fine fully lamellar microstructure. The method disclosed by the invention can effectively solve the problem of poor room temperature plasticity of the gamma-TiAl alloy fully lamellar microstructure and obtains the gamma-TiAl alloy fine fully lamellar microstructure with the preferred oriented lamellar interface and excellent comprehensive mechanical property in the bearing direction.

The invention relates to a bionic jellyfish robot, provides a bionic jellyfish robot driven by parallelly connected mechanical arms, and aims to solve the problems that the conventional bionic jellyfish robot is small in moving amplitude, small in driving force and unsuitable for the complicated marine environment. A streamline end cover, a sleeve, a pedestal and a base are sequentially connected; one end of a driving unit is connected through a motor connecting plate mounted on the pedestal; a cam driving disc is mounted on the output shaft of the driving unit inside the sleeve in a sleeving manner; a track groove is formed in each of the upper end surface and the lower end surface of the cam driving disc along the outer contour line of the cam driving disc; the contour shape of each track groove is a concave-convex contour curve; a plurality of sliding connecting bases are in sliding joint with the track grooves of the cam driving disc 9 in an annular arrayed manner through a plurality of roller shaft components; one end of each mechanical arm drive rod is connected with one sliding connecting base, and the other end of each mechanical arm drive rod is in flexible connection with a flexible mechanical arm. The bionic jellyfish robot is used for unmanned underwater transportation.

The invention relates to a silencer comprising an inlet pipe, an outlet pipe, a hollow expansion cavity formed between the inlet pipe and the outlet pipe, and a perforated acoustic metamateiral bafflearranged vertically or obliquely at the internal cross section of the hollow expansion cavity. The a perforated acoustic metamateiral baffle includes a frame; a constraint body in rigid connection with the frame is arranged inside the frame; a thin film covers the surface of the frame; and through holes are formed in the constraint body and the thin film. In addition, the invention also relates to an improved silencer; and occurrence of standing wave damping valley of the traditional resistant silencer is avoided and the good low-frequency noise elimination effect is realized. In addition, according to another embodiment, the invention also relates to an improved silencer, so that a problem of the direct contact between the sound absorption material and the fluid is solved. And accordingto another embodiment, the invention also relates to a silencer for improving the heat transfer efficiency of the fluid medium at the two sides of the hole by using vibration of a perforated acousticmetamateiral baffle. Besides, the invention also provides a method for frequency modulation and preparation of a perforated acoustic metamateiral baffle and a method of assembling the silencer. The silencer has characteristics of compact structure, simple process, stable performance, and long service life.

A novel DIN-type coupler relates to the technical field of power dividers, and comprises a housing, an insulator, an insertion hole and a contact pin, wherein one end of the contact pin is connected with an inner conductor of a power divider, and the other end is connected with the insertion hole; the insulator is installed between the two ends of the contact pin; the housing is installed outside the insulator; and the contact pin and the insertion hole are two separated parts. According to the invention, the housing of the coupling is connected with the inner conductor of the power divider, which is the same as an N-type coupler, while the tail of the coupler still adopts a DIN-type structure, so that the material is greatly saved, the cost is lowered, and the maximum benefit is that the coupler provided by the invention can achieve common use with a housing and a cavity of an N-type cavity power divider, thereby reducing the difficulties in both processing and assembling, and improving the production efficiency.

The invention discloses an automatic bagging machine of goods. The automatic bagging machine comprises a customized conveyor belt conveying mechanism, a display lifting steering mechanism and a packaging bag absorbing and transporting mechanism. The automatic bagging machine is matched with an ordinary conveyor belt conveying mechanism, and used for receiving the goods delivered by the ordinary conveyor belt conveying mechanism through the customized conveyor belt conveying mechanism, and allowing the display lifting steering mechanism to lift the goods and deliver the goods into opened packaging bags on the packaging bag absorbing and transporting mechanism through a platform provided on the ordinary conveyor belt conveying mechanism, and thus the small and medium sized goods with multiple sizes, multiple weights and multiple materials can be bagged; through combined use of the double conveyor belt conveying mechanisms, equipment universality is improved, the working efficiency is improved, and the equipment maintenance time and maintenance difficulty are reduced; by adopting standard synchronous belt and gear and rack transmission mechanisms, the processing and assembling difficulty is reduced, interchangeability is good, and maintenance is easy; and electric and pneumatic components are adopted as executing mechanisms, thus mechanism pollution is reduced, and cleanliness ofthe products can be guaranteed.

The invention relates to an optical fiber microscopic endoscope probe. The optical fiber microscopic endoscope probe comprises a miniature microscope objective set and an imaging optical fiber bundle. The imaging optical fiber bundle is arranged in rear of the miniature microscope objective set. The miniature microscope objective set comprises a first lens element, a second lens element, a third lens element and a fourth lens element, wherein the first lens element is arranged in the foremost portion of the miniature microscope objective set, the surface of the first lens element is soaked with water, the second lens element is arranged in rear of the first lens element, the third lens element is arranged in rear of the second lens element, and the fourth lens element is arranged in rear of the third lens element and located in front of the imaging optical fiber bundle. The miniature microscope objective set of the optical fiber microscope endoscope probe comprises the four lens elements, the machining and assembling difficulty is greatly reduced, the boundary dimensions are effectively reduced, and the optical fiber microscopic endoscope probe can enter the human body through a work channel of a convectional endoscope.

The invention discloses a wide-angle LED lamp. The wide-angle LED lamp comprises a lamp plate and a reflection cup, wherein both the inner surface of the reflection cup and the outer surface of the reflection cup can reflect light, the lower end of the reflection cup is arranged on the lamp plate, both the part, on the inner portion of the lower end of the reflection cup, of the lamp plate and the part, on the outer portion of the lower end of the reflection cup, of the lamp plate are provided with LED light sources. Due to the fact that the both the part, on the inner portion of the lower end of the reflection cup, of the lamp plate and the part, on the outer portion of the lower end of the reflection cup, of the lamp plate are provided with the LED light sources and the lamp plate is only one, on one hand, cost is guaranteed not to be increased and machining and assembling difficulty is also reduced, and on the other hand, heat dissipation paths of the wide-angle LED lamp are enough and a heat dissipation effect cannot be influenced. Light emitted by the LED light sources inside the reflection cup is reflected and refracted through the inner surface of the reflection cup, and therefore a light emitting angle is enlarged. Light emitted by the LED light sources outside the lower end of the reflection cup is reflected and refracted through the outer surface of the reflection cup so that the light emitting angle is further enlarged, and accordingly the wide-angle LED lamp is formed.

The invention provides an ultra-wide band multi-path coaxial power distribution synthesis structure based on a high-odor oval function curve. A coaxial gradual change structure based on the high-odor oval function curve is adopted, an input signal enters a high-odor oval function curve coaxial gradual change structure from an input end coaxial connector, and is distributed onto a circular disc in a uniform-amplitude and same-phase way, multi-path coaxial probes in uniform distribution are led out from the edge of the circular disc to be coupled onto a plurality of independent amplifier assemblies corresponding to the multi-path coaxial probes for respectively carrying out power amplification, each coaxial probe adopts a step cylinder structure with the wider upper part and the narrower lower part, the amplified multi-path signal is synthesized and output through a structure completely identical to a power splitter structure. The ultra-wide band multi-path coaxial power distribution synthesis structure has the advantages that the difficult problem of high-power synthesis of the ultra-wide frequency band is solved, the high-odor oval function curve coaxial gradual change structure is adopted, in addition, the step coupling probe conversion is carried out, the signal energy high-efficiency distribution and synthesis of the ultra-wide frequency band are realized, the structure is compact and symmetrical, the heat radiation performance is good, the high-degree modular design is adopted, the processing and the assembly are simple, and the reliability is high.

The invention relates to a rotatable cookware handle which comprises a grip (2) and a handle seat (1), wherein an installing hole (7) is arranged on the handle seat (1). The rotatable cookware handle is characterized in that a transmission mechanism (10) which can be separated from or clamped with the grip (2) is arranged in the handle seat (1); the two ends of the grip (2) are rotatable end surfaces (21); holes (22) which are separated from or clamped with the transmission mechanism (10) are arranged in the rotatable end surfaces (21); and the grip (2) can be rotated to the lower end of the handle seat (1) from the outer side of the handle seat (1) through separation or clamping of the rotatable end surfaces (21) and the transmission mechanism (10). The invention overcomes the defects that the operation of the existing dismountable cookware handle is more complicated, the disassembled cookware handle needs to be stored additionally, and the using process is also inconvenient. The rotatable cookware handle of the invention has the advantage of convenient operation, and the grip and a pot body (cookware) are always connected together, thus the grip does not need to be stored additionally.

The invention discloses an optical vector-matrix multiplier system based on a stable polarization VCSEL (Vertical Cavity Surface Emitting Laser), which belongs to the field of optical computer. In the invention, a sub-wavelength grating is processed at a VCSEL perforation place so that the polarization noise of VCSEL light source emergent light is greatly reduced and the VCSEL light source emergent light becomes stable so as to eliminate the impact of unstable VCSEL light source polarization on the calculation of the optical vector-matrix multiplier; in addition, the calculation process of the optical vector-matrix multiplier can be completed by using one path of polarization light, and thus the structure of the optical vector-matrix multiplier system is greatly simplified. The invention realizes multi-gray level calculation, improves the calculation accuracy of the system, reduces the difficulty of design process and adjustment of the system and also reduces the production cost of the system.

The invention provides an air foot adopting direct air supply and provided with throttling nozzles and a single floating plate, belongs to the technical field of the air foot, and aims to solve the problems that the conventional air foot is complex in structure and the throttling nozzles are inconvenient to replace. The air foot comprises an air foot baseplate, the throttling nozzles, annular air supply pipes, fastening connecting holes, fast connecting tee joints, throttling nozzle air supply pipes and an air inlet pipe, wherein the air foot baseplate is matched with an air-floating platform; N threaded holes are uniformly formed in the radial middle section of the air foot baseplate in the circumferential direction, N is an integer larger than or equal to 3, each throttling nozzle is correspondingly mounted in each threaded hole in a matched manner and is correspondingly inserted into the head end of each throttling nozzle air supply pipe, the tail end of each throttling nozzle air supply pipe is communicated with the corresponding annular air supply pipe through one fast connecting tee joint, and the annular air supply pipes are connected with the air inlet pipe; the multi[le fastening connecting holes are uniformly formed in the center of the upper surface of the air foot baseplate in the circumferential direction.

The embodiment of the invention provides a breathing light module. The breathing light module is used in a photic region of a mobile terminal, and comprises a glowing part, a first conductive part, a second conductive part and a power source. The glowing part is a luminescence piece, the luminescence piece comprises a base layer, a first conductive layer, a glowing layer, an electron transfer layer and a second conductive layer arranged in a stacked mode in sequence, the base layer comprises an opposite first and second surface, the first surface of the base layer is a light-exiting surface, and the second surface of the base layer is in contact with the first conductive layer; one end of the first conductive part is electrically connected to the first conductive layer, and the other end of the first conductive part is electrically connected to the power source; one end of the second conductive part is electrically connected to the second conductive layer, and the other end of the second conductive part is electrically connected to the power source. The embodiment of the invention further provides the mobile terminal. In the breathing light module and the mobile terminal, the luminescence piece is arranged on the mobile terminal, so that the photic region transmits light with needed colors outwards, and the appearance effect of the breathing light module of the mobile terminal is improved.

The utility model discloses a novel DIN-type coupler. The novel DIN-type coupler comprises a housing, an insulator, an insertion hole and a contact pin, wherein one end of the contact pin is connected with an inner conductor of a power divider, and the other end is connected with the insertion hole; the insulator is installed between the two ends of the contact pin; the housing is installed outside the insulator; and the contact pin and the insertion hole are two separated parts. According to the invention, the housing of the coupling is connected with the inner conductor of the power divider, which is the same as an N-type coupler, while the tail of the coupler still adopts a DIN-type structure, so that the material is greatly saved, the cost is lowered, and the maximum benefit is that the coupler provided by the invention can achieve common use with a housing and a cavity of an N-type cavity power divider, thereby reducing the difficulties in both processing and assembling, and improving the production efficiency.

The invention provides a stress detection probe clamp, belongs to the technical field of ultrasonic stress gauges, and aims at solving the problems that the detection tools are complicated to operateand the production cost is high when the existing stress gauges are used for measuring measured materials. A surgical protection curtain for ultrasonic detection comprises a mounting seat, a fixed base and a sliding bracket, wherein the mounting seat is fixedly connected with the fixed base and glidingly connected with the sliding bracket; the mounting seat is capable of reciprocating along the length direction of the sliding bracket; a probe and a tension spring are arranged on the sliding bracket; two ends of the tension spring are respectively connected with the sliding bracket and the mounting seat; when the tension spring is located in a free state, the bottom surface of the probe exceeds the bottom surface of the fixed base; and the fixed base is used for fixing the stress detectionprobe clamp on the surface of a material. The stress detection probe clamp has the advantages of being convenient to use, simple in structure, low in processing and assembling difficulty, low in production cost and high in detection precision.

The invention provides a space long-service-life single-channel optical fiber rotary connector. The problems that an existing optical fiber rotary connector is large in loss, low in coupling efficiency and complex in structure are solved. In the space long-service-life single-channel optical fiber rotary connector, a shell is of a sleeve structure, and a rotor ceramic sleeve is arranged on the left side of the interior of a through hole of the shell through a bearing assembly; a first optical collimation device is installed in the rotor ceramic sleeve, and a rotor optical fiber is arranged onthe left side of the first optical collimation device and coaxially connected with the first optical collimation device. The stator ceramic sleeve is arranged on the right side of the interior of thethrough hole of the shell, and the radial position is adjusted through a fine adjustment assembly arranged on the shell; a second optical collimation device is installed in the stator ceramic sleeve,and the optical axis of the second optical collimation device is coaxial with the optical axis of the first optical collimation device. And the stator optical fiber is arranged on the right side of the second optical collimation device and is coaxially connected with the second optical collimation device.

The invention relates to an axial percussion type powder actuated tool. The axial percussion type powder actuated tool is characterized in that a shotpin comprises a thick portion on the lower portion, a medium-thin portion located on the thick portion, and a thin portion located on the medium-thin portion, wherein the thin portion and the medium-thin portion form an upper bench, and a lower bench is formed between the thin portion and the thick portion; the width of a through groove is less than the diameter of the medium-thin portion and larger than the diameter of the thin portion; the diameter of a through hole is less than the diameter of the thick portion and larger than the diameter of the medium-thin portion; and a percussion slope is arranged in a main sleeve. The axial percussion type powder actuated tool has the beneficial effects that the structure of the shotpin is changed, the original thin portion of the shotpin is broken up into the thin portion and the medium-thin portion to enable the medium-thin portion to complete a front and back limiting function, and the thin portion only completes the compressed function, so that the shotpin is released with a decreased degree of moving down of the entire shotpin (the thin portion is located in the through groove), the direct effect is that a taper key structure can be changed into an annual slope structure, the difficulty of machining and assembly is reduced, manufacture cost is reduced, and in addition, a circumferential positioning design and a percussion groove design behind the through hole can be omitted.

The invention relates to a rotatable cookware handle which comprises a grip (2) and a handle seat (1), wherein an installing hole (7) is arranged on the handle seat (1). The rotatable cookware handle is characterized in that a transmission mechanism (10) which can be separated from or clamped with the grip (2) is arranged in the handle seat (1); the two ends of the grip (2) are rotatable end surfaces (21); holes (22) which are separated from or clamped with the transmission mechanism (10) are arranged in the rotatable end surfaces (21); and the grip (2) can be rotated to the lower end of the handle seat (1) from the outer side of the handle seat (1) through separation or clamping of the rotatable end surfaces (21) and the transmission mechanism (10). The invention overcomes the defects that the operation of the existing dismountable cookware handle is more complicated, the disassembled cookware handle needs to be stored additionally, and the using process is also inconvenient. The rotatable cookware handle of the invention has the advantage of convenient operation, and the grip and a pot body (cookware) are always connected together, thus the grip does not need to be stored additionally.

The invention discloses a cam type rising-falling and rotating mechanism of coal analysis instrument, which comprises a cam type rising-falling part and a rotating part. The cam type rising-falling part mainly consists of a rising-falling seat, a reducer motor, a cam, a cam collide block and a linear guide rail; the rotating part mainly consists of a stepping motor, a mounting block, an index plate, a rotating plate supporting rod, and a rotating plate; and the rotating part is assembled together with the slipping part of the linear guide rail by the mounting block, and is supported and guided to slip by the linear guide rail. The mechanism has the beneficial effects of ingenious design, low processing and assembling difficulty, low manufacturing cost, low power demand, extremely easy control, simplicity and reliability as well as improved automation degree and stability.

The invention provides a turnout assembly. The turnout assembly comprises: a first track and a second track; a first connecting seat which is arranged on the first track; a second connecting seat which is arranged on the second track and is movably connected with the first connecting seat; a third connecting seat which is arranged on the second track; and a rotating seat which is rotationally connected with the third connecting seat, wherein the third connecting seat can rotate relative to the rotating seat. According to the turnout assembly provided by the invention, the third connecting seat is connected with the second track and is rotationally connected with the rotating seat, so that the second track is rotationally connected with the rotating seat; and through the first connecting seat is connected to the second connecting seat, so that the first track is movably connected with the second track, when the second track switches, the first track can be driven to move, the second track can be stably connected with the first track, and the overall structure of the turnout is simplified.

The invention provides full-automatic taped chip programming equipment. The full-automatic taped chip programming equipment can solve the problems that existing equipment is large in occupied space and an existing cantilever automatic chip programming machine is large in machining and assembling difficulty. According to the full-automatic taped chip programming equipment, a chip rotating conveyingdevice comprises a rotating frame, chip suction mechanisms and a base fixedly arranged on a working platform, wherein the longitudinal front side of the base is provided with a chip feeding side, thelongitudinal rear side of the base is provided with a chip programming side, and the transverse left side of the base is provided with a chip discharging side; four protruding mounting ends which aresymmetrically distributed in a cross shape are arranged on the peripheral face of the rotating frame, the four mounting ends are sequentially the first mounting end, the second mounting end, the third mounting end and the fourth mounting end in the anticlockwise direction, each of the first mounting end, the second mounting end and the third mounting end is provided with one chip suction mechanism correspondingly, and the rotating frame is rotatably arranged at the top of the base; and a taped chip feeding device and a chip receiving taping device are arranged on the chip feeding side and thechip discharging side respectively, and a programming device is movably arranged on the chip programming side.

The invention relates to the technical field of wheelchairs, in particular to a rehabilitation moving chair which comprises a bottom frame, a first bearing assembly and a second bearing assembly, wherein the first bearing assembly and the second bearing assembly are symmetrically arranged on the bottom frame and used for bearing a human body, and the first bearing assembly and the second bearing assembly are both rotatably connected to the bottom frame; a locking assembly is used for connecting and locking the first bearing assembly and the second bearing assembly; and a front side wheel set and a rear side wheel set are arranged below the bottom frame. The first bearing assembly and the second bearing assembly are rotatably connected with the bottom frame; the two bearing assemblies can be separated and combined, meanwhile, a tubular bearing column and a connecting rod can move up and down, a user can be transferred to the wheelchair on a bed surface, the safety is greatly improved, and the wheelchair is particularly suitable for the user with severe diseases. Meanwhile, the structure does not involve a complex electronic device, the machining and assembling difficulty is low, andthe cost is low.

The invention provides a turnout mechanism and a rail system. The turnout mechanism comprises a base plate, a stock rail arranged on the base plate, an installing part arranged on the base plate and located on one side of the stock rail, a protection rail detachably arranged on the installing part and forming a rail groove together with the stock rail. According to the turnout mechanism, the protection rail is detachably installed on the installing part, so the whole turnout mechanism has a function of replacing the protection rail; the protection rail can be directly replaced when abraded, the defect that a roadbed needs to be dug when a protection rail is replaced in the prior art is avoided, the maintenance difficulty of the rail system can be effectively reduced, and the maintenance cost and maintenance difficulty are greatly reduced.

The invention discloses an LED ceiling lamp with an optical lens cover. The LED ceiling lamp comprises a lamp plate and a reflection cup with the inner surface and the outer surface capable of reflecting light. The lower end of the reflection cup is arranged on the lamp plate, and LED light sources are arranged at the positions, inside and outside the lower end of the reflection cup, of the lamp plate. The lower end of the reflection cup is buckled on the lamp plate, the LED light sources are arranged at the positions, inside and outside the lower end of the reflection cup, of the lamp plate,only one lamp plate exists, it is ensured that the cost cannot be increased, machining assembling difficulty is reduced, on the other hand, the heat dissipating path is enough, and the heat dissipating effect is not affected; light emitted by the LED light source in the reflection cup passes through the inner surface of the reflection cup to be reflected and refracted, the light emit angle is increased, light emitted by the LED light source outside the lower end of the reflection cup passes through the outer surface of the reflection cup to be refracted and reflected, the light emit angle is further increased, and the large-angle emit-lighting LED lamp can be wholly formed.

A novel DIN coupler relates to the technical field of power dividers. The novel DIN coupler comprises a shell, an insulator, a jack, and a pin. One end of the pin is connected with a power divider inner conductor, and the other end is connected with the jack. The insulator is mounted between the two ends of the pin. The shell is mounted outside the insulator. The pin and the jack are two separate parts. The connection between the coupler shell and the power divider inner conductor is the same with that of an N-type coupler, while the tail part is still of a DIN structure. Thus, materials are saved, and the cost is reduced. The biggest benefit is that the shell and the cavity of the novel DIN coupler are the same with those of an N-type cavity power divider, so the difficulty in processing and assembling is lowered, and the production efficiency is improved.

The invention relates to a double-support elastic sheet type anti-shake system, a lens driving device and camera equipment. The technical problem that an existing anti-shake motor is complex in electrification is solved. The double-support elastic sheet type anti-shake system comprises: a circuit board; a plurality of embedded coils which are embedded and fixed in the circuit board; an anti-shake outer frame which is connected to the lens driving base through two opposite first reeds; an anti-shake inner frame is connected to the anti-shake outer frame through two opposite second reeds, wherein the anti-shake inner frame is located in the anti-shake outer frame; first embedded metal reinforcing sheets, wherein the number of the first embedded metal reinforcing sheets is two, the two first embedded metal reinforcing sheets are embedded and fixed on the anti-shake outer frame, each first embedded metal reinforcing sheet enables one first reed and one second reed to be electrically conducted, and the first reed and the second reed are electrically conducted to supply power to the focusing coil; and a plurality of magnet groups which are fixed in the magnet positioning grooves of the anti-shake inner frame, wherein one magnet group corresponds to one embedded coil. The double-support elastic sheet type anti-shake system has the advantage that the power supply structure is simple and stable.

A laser radar system provided by the present invention comprises a transmitting module and a receiving module, the transmitting module is used for transmitting a detection laser beam, the receiving module comprises a main receiving lens group, an auxiliary receiving lens group and a detection unit; the main receiving lens group is used for receiving and converging an echo signal of the detection laser beam reflected by a to-be-detected target, so that the signal is received by the detection unit; the auxiliary receiving lens group is used for receiving and diverging an echo signal of the detection laser beam reflected by a to-be-detected target, so that the echo signal can be received by the detection unit; and the detection unit is used for receiving and processing the echo signals transmitted by the main receiving lens group and / or the auxiliary receiving lens group. According to the laser radar system, the main receiving lens group and the auxiliary receiving lens group are arranged for detection, the auxiliary receiving lens group performs effective detection under the short-distance condition, the defect that a non-coaxial laser radar has a short-distance optical detection blind area is overcome, and it can be ensured that the signal-to-noise ratio is high during short-distance detection.

The invention discloses a sliding block and swing rod type precise numerical control rotary table. The sliding block and swing rod type precise numerical control rotary table comprises a fixed base, a driving mechanism, a swing rod mechanism and an output unit, wherein the driving mechanism, the swing rod mechanism and the output unit are installed on the fixed base. The driving mechanism is connected with the swing rod mechanism and drives the output unit to swing. The driving mechanism comprises a motor, a lead screw and a sliding plate. The motor is connected with the lead screw. The lead screw is connected with a linear guide rail. The sliding plate is arranged on the linear guide rail. The motor drives the lead screw to drive the sliding plate to reciprocate on the linear guide rail so as to provide power drive. According to the sliding block and swing rod type precise numerical control rotary table, synchronous swing of double output table tops is achieved, and the sliding block and swing rod type precise numerical control rotary table is good in structural manufacturability, small in machining and assembling difficulty, good in rigidity and wide in market prospect.

The invention relates to a novel DIN (German Industrial Standard) connector, belonging to the technical field of power dividers. The novel DIN type connector comprises an external shell, an insulator, a jack and a contact pin, wherein one end of the contact pin is connected with an inner conductor of a power divider, the other end of the contact pin is connected with the jack, the insulator is arranged between two ends of the contact pin, the external shell is installed outside the insulator, and the contact pin and the jack are separated. According to the novel DIN connector, the connection of the external shell of the connector and the inner conductor of the power divider is the same as that of the external shell of the connector and the N connector, and the tail is also of a DIN structure, so that the materials are greatly saved, and the cost is lowered; and the novel DIN connector has the greatest benefit that the shell of the N cavity power divider and the cavity are used universally, so that the difficulty in manufacture and assembling is lowered, and the production efficiency is improved.