245results about How to "Avoid sliding" patented technology

The invention belongs to the technical field of centering devices for drilled holes and provides a rapid center drilling fixture. The center drilling fixture comprises a base which is divided into a base plate and a vertical plate; a vertical height adjusting groove is formed in the vertical plate; a positioning shaft capable of moving up and down is arranged in the height adjusting groove; the positioning shaft is locked with the height adjusting groove by use of a locking nut; an upper V-shaped block, a middle V-shaped block and a lower V-shaped block are coaxially arranged on the vertical plate; the height adjusting groove is located between the V angles of all the V-shaped blocks, wherein a pressing plate is hinged to the middle V-shaped block and matched with the V angle of the middle V-shaped block to form a workpiece clamping part. According to the rapid center drilling fixture, the pressing plate is turned to rapidly clamp and release shaft parts; the rapid center drilling fixture is greater than a triangular chuck in clamping force; besides, the clamping time of the shaft parts is shortened; the rapid center drilling fixture is suitable for center drilling of a batch of shaft parts.

The invention discloses a deburring device for an aluminum alloy wheel hub, which comprises a machine body, a hydraulic cylinder is arranged in the middle of the top of the body, a support seat is fixedly connected to the bottom of the body, and a workbench is arranged in the middle of the body. The invention achieves the purpose of removing the burrs on the upper and lower edges of the workpiece by setting the hydraulic cylinder, the first motor, the support rod and the first slide rail, and solves the problem of incomplete removal of the burrs on the workpiece. , a rotating rod and a rotating table solve the problem of low efficiency of the existing deburring equipment. By setting anti-slip lines on the bottom surfaces of the four support seats, the situation of equipment sliding during use is avoided. A debris collection tank is set up on the side to avoid potential safety hazards caused by the accumulation of debris on the workbench. By fixing the second motor on the second motor fixing frame, the stability of the second motor is effectively improved and the stable operation of the equipment is ensured. .

The invention discloses a novel intelligent sports bracelet. The novel intelligent sports bracelet comprises a bracelet body, a first watchband, a second watchband, solar cells, a positioning plate, a movable block, an adjusting bolt, a temperature sensor and a blood pressure sensor. By arranging the positioning plate and the movable block in an alcove and a through hole of the bracelet body respectively, movement of the movable block in the bracelet body can be realized through the adjusting bolt, so that fine adjustment of the intelligent sports bracelet can be achieved, the situation that the bracelet is too tight or the bracelet moves on the wrist can be avoided, and the comfort level is high. By arranging the solar cells on the watchbands, a charging battery in the intelligent sports bracelet can be charged, so that it is guaranteed that the bracelet has enough electric quantity. By arranging the temperature sensor and the blood pressure sensor on the lower end face of the movable block, the temperature sensor and the blood pressure sensor can be attached to the skin of a user, temperature and blood pressure of the user can be accurately acquired during sports and are displayed through a display screen, and user experience is good.

The invention discloses a textile tearing performance testing device which comprises a workbench, supporting columns are fixedly connected to the periphery of the bottom end of the workbench, a discharging groove is fixedly connected to one side of the top end of the workbench, a through groove is formed in the end, close to the center line of the workbench, of the discharging groove, and a testing mechanism is installed at the top end of the workbench. And an electric slide rail is arranged in the testing mechanism. According to the invention, one end of a to-be-detected textile can be quickly extruded and fixed in a C-shaped plate by rotating a hand-screwed bolt, and the electric slide block can drive a tension meter to slide in the electric slide rail, so that the tension meter can drive the C-shaped plate and one end of the textile to move for a pull test, the operation is simple, time and labor are saved, and the previous tedious fixing mode is changed; and the situation that thetextile falls off in the pulling process can be prevented, and in the moving process of the electric sliding block, a marking needle head can be driven to move at the upper end of a precision ruler, so that a worker observes the pulling distance conveniently.

The invention discloses a reaming device for oil and gas drilling. The device includes a second conical drill bit, first hydraulic telescopic rods, a mounting plate, a mounting shell and a base, wherein telescopic rods are mounted on both sides of the bottom of the base, limit holes are evenly distributed on the telescopic rods, the bottom of the telescopic rods is equipped with fixing pins, walking wheels are mounted at the bottom of the base among the telescopic rods, the top of the base is equipped with a mounting plate through two sets of second hydraulic telescopic rods, and the central position of the bottom of the mounting plate is equipped with the first hydraulic telescopic rods. The device is advantaged in that through the second conical drill bit, the first hydraulic telescopicrods, the mounting plate, the mounting shell and the base, the walking wheels can facilitate the staff to quickly transfer the device according to the actual situation, the hydraulic telescopic rods can be adjusted and lifted according to the working condition, cameras can facilitate the staff to observe the internal drilling situation when the device is in operation, and the device has strong practicability and is worth popularizing.

The invention discloses a winding device for textile cloth, which comprises a base, a motor is fixedly installed on the top of the base, and a winding box is fixedly installed on the top of the base and behind the motor through bolts, and the two sides of the winding box All are in the shape of openings, the output end of the motor runs through the winding box and is fixedly connected to one end of the rotating shaft, and the other end of the rotating shaft is movably connected to one side of the inner wall of the winding box through a shaft seat. In the present invention, by setting the placement box, the rotating rod is passed through the loosely wrapped drum to the plugboard, and then the plugboard is put into the placement box. After the plugboard is put into the placement box, the motor is started, and when the motor is working, The fabric will be separated from the slack roller and wound onto a new roller. When the fabric is detached from the slack roller, the rotating rod will be rotated, and the resistance generated by the cooperation of the rotating wheel and the fixed block will tighten the fabric. This makes the fabric more compact when wound on the new drum.

The invention discloses a supporting device for textile machinery. The supporting device comprises a base, wherein left and right sides of the top of the base are fixedly connected with shells; supporting posts are arranged inside the shells; the tops of the supporting posts penetrate through the shells and extend to the outside; the tops of the two supporting posts are fixedly connected through asupporting plate; and supporting springs are connected on positions, between the supporting plate and the shells, of the surfaces of the supporting posts. According to the supporting device disclosedby the invention, the shells, the supporting posts, the supporting plate, the supporting springs, fixed rings, slide wheels, partitions, fixed plates, slide rods, slide plates, fixed blocks, threadedslots, positive and negative motors, positive and negative rotary shafts, threaded rods, semi-circular rings and steel wire ropes are matched with one another, so that the effect of enabling the supporting device to conveniently regulate height is achieved, the regulating process is simple in operation, saves time and labour, and regulation can be quickly performed according to the using needs, and therefore, the supporting device for the textile machinery is sufficiently utilized, and practicability of the supporting device for textile machinery is improved.

The invention relates to an electric power maintenance tool cabinet. The tool cabinet comprises a cabinet body, wherein a plurality of transverse partition plates and longitudinal partition plates are arranged in the cabinet body, and through holes are formed in each of the transverse partition plates and the longitudinal partition plates; a humidity sensor is further arranged in the cabinet body, and connected with a microcontroller, the microcontroller is connected with an electromagnetic relay, the cabinet body is further provided with a drainage fan and a blower, the drainage fan and the blower are both connected to a power supply through the electromagnetic relay, the drainage fan is communicated with the outside of the cabinet body through a drainage pipeline, a one-way valve, a drying layer and a filter screen are successively arranged in the drainage pipeline along the drainage direction, an air outlet pipeline is arranged at the air outlet of the blower, an electric heating wire is arranged in the air outlet pipeline, and the electric heating wire is connected to the power supply through the electromagnetic relay, the air inlet of the blower is communicated with the outside of the cabinet body through an air inlet pipeline, the one-way valve and the drying layer are arranged in the air inlet pipeline; the blower and the drainage fan are both fixed in the cabinet body through an anti-slip plate.

The invention belongs to the technical field of sewage treatment, and particularly relates to a solid-liquid separation device applied to a sewage treatment system. Aiming at the problem that a solid-liquid separation device used in the patent cannot effectively treat solid impurities on a filter screen, so that after filtering is carried out for a period of time, the filter screen is blocked andneeds to be manually replaced, and the sewage treatment efficiency is influenced, the following scheme is provided: the solid-liquid separation device comprises a second separation box, the same filtering groove is fixed to the inner walls of the two sides of the second separation box through screws, filtering holes are formed in the inner wall of the filtering groove, and a fixing box is fixed tothe outer wall of the top of the second separation box through screws. A piston rod of an electric push rod is controlled to extend, a residue pushing plate can push solids into a second waste residue tank to be collected, solid impurities on a filtering tank can be effectively treated, the situation that the filtering tank is blocked after filtering is conducted for a period of time is avoided,and the sewage treatment efficiency is improved.

The invention discloses a combined bridge-pier assembling work platform. The combined bridge-pier assembling work platform comprises a base, a work platform body is fixedly connected to the top of thebase, through openings are formed in the left side and the right side of the base, the front sides and the back sides of the inner walls of the through openings are fixedly connected through fixed shafts, rolling wheels are movably connected to the surfaces of the fixed shafts, the bottoms of the rolling wheels penetrate through the through openings and extend to the outside of the rolling wheels. According to the combined bridge-pier assembling work platform, the base, the through openings, the fixed shafts, the rolling wheels, rolling bearings, a threaded rod, threaded sleeves, first movable shafts, a driven bevel gear, a positive-negative motor, a positive-negative rotating shaft, a driving bevel gear, supporting plates, supporting columns, arc clamping blocks, triangular blocks, supporting springs, sliding grooves, sliding rods, sliding blocks, pulleys, fixing plates, second movable shafts, connecting rods and a controller are mutually matched, the effect that moving is convenientis achieved, operation is easy, time and labor are saved, manpower resources are greatly saved, the construction efficiency is improved accordingly, and the combined bridge-pier assembling work platform brings great convenience to a construction party.

The invention discloses a post-cardiovascular-intervention puncture point compression hemostasis device and a usage method thereof. The post-cardiovascular-intervention puncture point compression hemostasis device comprises a fixed seat; a fixing slot, which is used for performing clamping, is arranged inside the fixed seat; a slot hole is arranged at the bottom of the fixing slot; a movable boardis arranged at the top of the fixed seat; a vertical sliding groove is arranged in a contact part between the movable board and the fixed seat; the top of the fixed seat is connected with a bolt; thebolt is located inside the vertical sliding groove; a pre-tightened nut is arranged at the top of the bolt; the movable board and the fixed seat are fixedly connected by the pre-tightened nut; a retractable plate is arranged inside the movable board; a rack is arranged on one side, toward the interior of the movable board, of the retractable plate; a gear is arranged at the top of the rack; a rotating shaft is arranged at the center of the gear; the rotating shaft penetrates through a side wall of the movable board, and extends outwards; and one end, outside the movable board, of the rotatingshaft is connected with a sliding sleeve. The post-cardiovascular-intervention puncture point compression hemostasis device is capable of ensuing quick fixing of the retractable plate by utilizing aself-locking structure between the sliding sleeve and the movable board when the retractable plate is moved to a target position, so that positioning efficiency of the post-cardiovascular-interventionpuncture point compression hemostasis device is improved.

The invention discloses a fixing device for PCB molding and having a good stable effect, comprising a base, a first screw rod is arranged through the right side of the base, and a partition plate is fixedly connected with the inner cavity of the base. A first threaded rod, diaphragm, second threaded rod, Limiting plate, threaded sleeve, movable through hole, A table for place a first PCB board, Asecond PCB board placement table Movable rack, PCB fixing plate, Adjust fixing bolt, a threaded groove, a first limit insertion rod, First limit slot, the second limiting insertion rod and the secondlimiting slot are used together, the invention solves the problem of poor stability of the existing fixing device for PCB board molding, The fixing device for PCB board molding has good stabilizing effect, The fixing device has the advantages of good stable effect, saving the time of drilling mounting holes on the PCB, fixing the PCB boards with different thicknesses and lengths, bringing convenience to users, making the PCB boards have good processing effect, and greatly improving the practicability of the fixing device for PCB board molding.