Edge trimming equipment for hard knee pad production

Abstract

The utility model belongs to the technical field of kneecap production, and particularly relates to edge trimming equipment for hard kneecap production, which comprises a bottom plate and a support fixedly connected to the periphery of the upper surface of the bottom plate, universal wheels are arranged on the periphery of the bottom of the bottom plate, and a workbench is fixedly connected to the upper surface of the support. A knee pad edge trimming mechanism is arranged on the workbench and comprises a grinding unit and a fixed rotating unit. According to the edge trimming equipment for hard knee pad production, stable rotation of a rotating disc is achieved through the fixed rotating unit by means of worm and gear transmission, it is ensured that knee pads can rotate evenly and stably in the trimming process, and therefore the trimming efficiency and the trimming quality are improved, and according to the polishing unit, a threaded rod and a nut are driven by a motor to achieve transverse movement of a polishing disc; and the polishing disc driven by the second motor is combined to rotate, accurate trimming of the edges of the knee pads can be achieved, and the trimming precision is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a knee -pad production technical field, specifically is a kind of edge finishing equipment for hard knee -pad production. BACKGROUND

[0002] Hard knee -pad is generally composed of front hard material and reverse buffer layer, front can prevent the impact of knee joint, and the reverse buffer layer further absorbs impact force, and the material between good knee -pad hard shell and patella will have certain elasticity, and it is very good to protect knee. For example, the common hard knee -pad includes roller skate knee -pad etc., in production process, first, the edge of its hard material is trimmed, to avoid burr and scratch skin.

[0003] Chinese patent with publication number CN219465675U discloses an edge finishing equipment for hard knee -pad production, including workbench, the bottom of workbench is fixed with support frame, first motor is fixed on support frame, and rotating shaft is rotatably connected on support frame, and one end of rotating shaft penetrates the top surface of workbench and is fixed with placing disc rotatably connected with the top surface of workbench, bearing is fixed at the connecting position of rotating shaft and workbench, the top surface of workbench is provided with fixing mechanism for fixing hard knee -pad on one side of placing disc, and edge trimming mechanism for trimming the edge of hard knee -pad is fixed on the other side of placing disc, motor shaft of first motor and rotating shaft are all fixed with bevel gears, and two bevel gears are engaged, when using, the hard knee -pad needing polishing treatment can be fixed on the top surface of placing disc through fixing mechanism, then rotating shaft is driven to rotate by first motor and two bevel gears, and placing disc connected with rotating shaft rotates synchronously, and the hard knee -pad is connected with the rotating disc, and the edge of hard knee -pad can be processed by edge trimming mechanism when hard knee -pad rotates, so that different specifications of hard knee -pad can be processed conveniently, and it is convenient to use.

[0004] The prior art in the above has the following defects: since the position of polishing head is fixed, it cannot be adjusted according to the thickness or edge shape of hard knee -pad, which may lead to poor polishing effect in some cases, and even may damage hard knee -pad. Especially for different specifications or thickness of hard knee -pad, the fixed position of polishing head may not meet all polishing requirements.

[0005] Therefore, we propose an edge finishing equipment for hard knee -pad production to solve the above problems. UTILITY MODEL CONTENTS

[0006] The utility model aims at providing an edge finishing equipment for hard knee -pad production to solve the adaptability limitation problem proposed in the above background.

[0007] To achieve the above object, the utility model provides following technical scheme: A kind of edge finishing equipment for rigid knee-pad production, including the support of bottom plate setting fixed connection on the upper surface four around of bottom plate, the bottom four around of bottom plate is provided with universal wheel, the upper surface of support is fixedly connected with workbench, the workbench is provided with knee-pad edge finishing mechanism, the knee-pad edge finishing mechanism includes polishing unit and fixed rotating unit;

[0008] The polishing unit includes a sliding groove, a threaded rod one, a motor one, a nut one, a fixed seat, a support rod, a motor two, a support seat and a polishing disc. The sliding groove is opened on the right side of the upper surface of the workbench. The threaded rod one is connected to the inside of the sliding groove at both ends. The output end of the motor one is connected to one end of the threaded rod one through a coupling. The nut one is threadedly connected to the threaded rod one. The support rod is fixedly connected to the upper surface of the nut one at the bottom. The support seat is fixedly connected to the support rod at the top of the bottom surface. The fixed seat is fixedly connected to the upper surface of the support seat at the bottom. The motor two is arranged on the right side of the fixed seat. The output end of the motor two is connected with an adapter strip through a coupling. The adapter strip is rotatably connected to the fixed seat and connected with the polishing disc.

[0009] Preferably, the fixed rotating unit includes a rotating disc, a bearing, a rotating shaft, a worm gear, a motor three, a worm and a support frame. The rotating disc is connected to the inner ring of the bearing through a connecting strip at the middle of the bottom surface. The bearing is arranged on the upper surface of the workbench. The rotating shaft is fixedly connected to the connecting strip at the bottom surface and penetrates through the workbench at the top. The worm gear is fixedly connected to the bottom outside of the rotating shaft at the middle. The worm is meshingly connected to the worm gear. The output end of the motor three is connected to the worm through a coupling. The support frame is arranged at the bottom of the workbench. The rotating shaft is rotatably connected to the support frame at the bottom. The knee pad can rotate uniformly and stably during the finishing process, thereby improving the finishing efficiency and quality. At the same time, through the worm and worm gear transmission, a larger transmission ratio and stable transmission effect can be achieved.

[0010] Preferably, a pressing assembly is arranged at the back of the upper surface of the workbench. The pressing assembly includes a lifting seat, a threaded rod two, a motor four, a nut two, a connecting rod, a rotating strip and a pressing block. The lifting seat is fixedly connected to the back of the upper surface of the workbench at the bottom. The threaded rod two is arranged inside the lifting seat. The output end of the motor four is connected to the top end of the threaded rod two through a coupling. The nut two is threadedly connected to the threaded rod two. One end of the connecting rod is fixedly connected to the front surface of the nut two. The rotating strip is rotatably connected to the other end of the connecting rod. The rotating strip is fixedly connected to the pressing block at the bottom. The knee pad can be pressed and fixed, thereby improving the stability and safety during the finishing process.

[0011] Preferably, the back of the workbench is provided with a collection box, a suction pipe is fixedly connected above the collection box, a box door is hingedly connected to the back of the collection box, a frame is fixedly connected inside the collection box, a filter frame is arranged inside the frame, a handle is arranged on the front of the filter frame, and an air suction pump is arranged outside the left side of the collection box, so that the waste and dust generated during the trimming process can be collected and treated, and pollution to the working environment is avoided.

[0012] Preferably, the frame and the filter frame are both composed of an alloy frame and a metal filter screen, so that the alloy frame and the metal filter screen have high strength and durability, and the collection box can be prevented from being damaged due to accumulation of waste and dust during use. Meanwhile, the metal filter screen can effectively collect larger particles in the waste and dust, and improve the collection effect.

[0013] Preferably, the suction pipe is L-shaped and has one end facing the rotating disc, and the other end of the suction pipe is connected to the top surface of the collection box and corresponds to the filter frame, so that the L-shaped suction pipe design can ensure that the waste and dust can be effectively sucked into the inside of the filter frame in the collection box.

[0014] Preferably, the upper surface of the rotating disc and the lower surface of the pressing block are both provided with a silica gel non-slip pad, so that the silica gel non-slip pad design can increase the friction between the rotating disc, the pressing block and the knee pad, and prevent the knee pad from sliding or shifting during the trimming process.

[0015] Compared with the prior art, the hard knee pad production edge trimming device has the following beneficial effects:

[0016] 1. The hard knee pad production edge trimming device, by means of the fixed rotating unit, utilizes the worm gear transmission to realize stable rotation of the rotating disc, so that the knee pad can rotate uniformly and stably during the trimming process, thereby improving the trimming efficiency and trimming quality. The polishing unit realizes transverse movement of the polishing disc by means of the motor driving screw rod and the nut, and in combination with the rotation of the polishing disc driven by the motor two, accurate trimming of the edge of the knee pad can be realized, and trimming accuracy is improved.

[0017] 2. The hard knee pad production edge trimming device, the collection box and its related parts can realize collection and treatment of waste and dust generated during the trimming process, and avoid pollution to the working environment. The frame and the filter frame composed of the alloy frame and the metal filter screen have high strength and durability, can effectively collect larger particles in the waste and dust, and ensure long-term stable operation of the collection box. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a whole side structure schematic view of the utility model;

[0019] Figure 2 It is the whole overhead structure schematic view of the utility model;

[0020] Figure 3 It is the whole front structure schematic view of the utility model;

[0021] Figure 4 It is the rotation drive structure schematic view of the utility model;

[0022] Figure 5 It is the collection box internal structure schematic view of the utility model.

[0023] In the drawing: 1 bottom plate, 101 universal wheel, 2 support, 3 workbench, 301 sliding groove, 302 threaded rod one, 303 motor one, 304 nut one, 305 support rod, 306 support seat, 307 motor two, 308 fixed seat, 309 polishing disc, 4 rotating disc, 401 bearing, 402 rotating shaft, 403 worm gear, 404 motor three, 405 worm, 501 lifting seat, 502 threaded rod two, 503 motor four, 504 nut two, 505 connecting rod, 506 rotating strip, 507 pressing block, 6 collection box, 601 filter frame, 602 frame, 603 handle, 7 suction pump, 8 suction pipe, 9 support frame. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0025] Please refer to Figures 1-5 The utility model provides a technical scheme:

[0026] Embodiment one: a kind of edge finishing equipment for hard knee pad production, including bottom plate 1 setting fixed connection in the bottom plate 1 upper surface around support 2, bottom plate 1 as the support foundation of entire equipment, ensure the stability and reliability of equipment. Bottom plate 1 bottom around is provided with universal wheel 101, the setting of universal wheel 101 makes equipment can be moved easily, it is convenient to shift between different work sites, improve the flexibility and convenience of equipment. Support 2 upper surface is fixedly connected with workbench 3, and workbench 3 is provided with knee pad edge finishing mechanism, and knee pad edge finishing mechanism includes polishing unit and fixed rotating unit;

[0027] The polishing unit comprises a sliding groove 301, a threaded rod 302, a motor 303, a nut 304, a fixed seat 308, a support rod 305, a motor 307, a support seat 306 and a polishing disc 309. The sliding groove 301 is arranged on the right side of the upper surface of the workbench 3, and provides a moving track for the threaded rod 302, so that the polishing unit can move horizontally along the surface of the workbench 3. The threaded rod 302 is connected to the inside of the sliding groove 301 at both ends, the output end of the motor 303 is connected to one end of the threaded rod 302 through a shaft coupling, and the nut 304 is threadedly connected to the threaded rod 302. The combination of the threaded rod 302 and the nut 304 realizes accurate movement control of the polishing unit through the driving of the motor 303, thereby improving the trimming precision. The bottom of the support rod 305 is fixedly connected to the upper surface of the middle part of the nut 304, and the support rod 305 and the support seat 306 provide a stable support structure for the polishing disc 309. The bottom surface of the middle part of the support seat 306 is fixedly connected to the top of the support rod 305, the bottom of the fixed seat 308 is fixedly connected to the upper surface of the support seat 306, the motor 307 is arranged on the right side of the fixed seat 308, the output end of the motor 307 is connected with an adapter strip through a shaft coupling, the adapter strip is rotatably connected to the fixed seat 308 and connected with the polishing disc 309, and the motor 307 drives the polishing disc 309 to rotate, thereby realizing accurate trimming of the edge of the knee pad.

[0028] In the embodiment one, the knee pad edge trimming mechanism comprises a polishing unit, a fixed rotating unit and a support frame 9. The fixed rotating unit comprises a rotating disc 4, a bearing 401, a rotating shaft 402, a worm gear 403, a motor 404 and a worm 405. The bottom surface of the middle part of the rotating disc 4 is connected to the inner ring of the bearing 401 through a connecting strip, and the bearing 401 is arranged on the upper surface of the workbench 3. The top of the rotating shaft 402 is fixedly penetrated through the workbench 3 and fixedly connected with the bottom surface of the connecting strip. The combination of the bearing 401 and the rotating shaft 402 provides stable rotating support for the rotating disc 4. The middle part of the worm gear 403 is fixedly connected to the bottom outer side of the rotating shaft 402, and the worm 405 is meshingly connected to the worm gear 403. The output end of the motor 404 is connected to the worm 405 through a shaft coupling. The motor 404 serves as the driving source of the worm 405, provides sufficient torque and rotating speed, and meets the rotating requirement of the rotating disc 4. The meshing transmission of the worm gear 403 and the worm 405 realizes accurate control of the rotating disc 4, and ensures the stability and controllability of the trimming process. The support frame 9 is arranged at the bottom of the workbench 3, and the bottom of the rotating shaft 402 is rotatably connected to the support frame 9.

[0029] The back of the upper surface of the workbench 3 is provided with a pressing assembly, the pressing assembly comprises a lifting seat 501, a threaded rod two 502, a motor four 503, a nut two 504, a connecting rod 505, a rotating strip 506 and a pressing block 507, the bottom of the lifting seat 501 is fixedly connected to the back of the upper surface of the workbench 3, the threaded rod two 502 is arranged in the lifting seat 501, the output end of the motor four 503 is connected to the top end of the threaded rod two 502 through a shaft coupling, the nut two 504 is threadedly connected to the threaded rod two 502, one end of the connecting rod 505 is fixedly connected to the front surface of the nut two 504, the rotating strip 506 is rotatably connected to the other end of the connecting rod 505, and the bottom of the rotating strip 506 is fixedly connected to the pressing block 507. The upper surface of the rotating disc 4 and the lower surface of the pressing block 507 are both provided with a silica gel non-slip pad. The pressing assembly drives the threaded rod two 502 and the nut two 504 in combination through the motor four 503 to realize the lifting control of the pressing block 507, and ensures the stable fixing of the knee pad during the trimming process.

[0030] The back of the workbench 3 is provided with a collecting box 6, the collecting box 6 is used for collecting waste and dust generated in the trimming process, and pollution to the working environment is avoided. The collecting box 6 is fixedly connected with a suction pipe 8 above, the suction pipe 8 is L-shaped and one end faces the rotating disc 4, the other end of the suction pipe 8 is connected to the top surface of the collecting box 6 and corresponds to the filter frame 601. The suction pipe 8 sucks the waste and dust into the inside of the collecting box 6, realizes the effective collection and treatment of the waste and dust. The back of the collecting box 6 is hingedly connected with a box door, the inside of the collecting box 6 is fixedly connected with a frame 602, the inside of the frame 602 is provided with a filter frame 601, and the frame 602 and the filter frame 601 are both composed of an alloy frame 602 and a metal filter screen. The front of the filter frame 601 is provided with a handle 603, and the outside left side of the collecting box 6 is provided with a suction pump 7, the suction pump 7 provides sufficient suction force, and ensures that the waste and dust can be effectively sucked into the inside of the collecting box 6.

[0031] Working principle: move the device to the working site, adjust the universal wheel 101 to lock the position of the device. Turn on the suction pump 7 to ensure that the waste collection system is in working condition. Place the hard knee pad to be trimmed on the turntable 4, and make sure the edge of the knee pad is aligned with the polishing disc 309. Start motor one 303, adjust the polishing disc 309 to the appropriate trimming position by controlling the forward and reverse rotation and speed of the motor. Start motor four 503, which drives threaded rod two 502 to rotate, driving nut two 504 and its connected connecting rod 505, rotating bar 506 and pressing block 507 to lift and fix the knee pad to prevent displacement during trimming. Start motor three 404, which drives the worm 405 to rotate and engages with the worm gear 403 to drive the rotating shaft 402 and the turntable 4 to rotate, so that the knee pad is evenly stressed during trimming. At the same time, start motor two 307 to make the polishing disc 309 rotate and trim the edge of the knee pad. Adjust the position of the polishing disc 309 and the pressure of the pressing block 507 in a timely manner according to the trimming progress. During the trimming process, waste and dust will be sucked into the collection box 6 and filtered by the filter frame 601. After trimming is completed, turn off the motors and the suction pump 7, open the door of the collection box 6, take out the filter frame 601 to clean the waste, and clean the inside of the collection box 6. Turn off all power sources, clean the remaining materials on the workbench 3 and the turntable 4. Unlock the universal wheel 101 and move the device to the next working site or storage location.

[0032] It should be noted that the relational terms herein such as first and second and the like are used solely to distinguish one from another entity or action, without necessarily requiring or implying that there is any such relationship or order between these entities or actions. Also, the terms "comprises", "comprising", or any other variations thereof are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element preceded by "comprises... a" does not, without more constraints, foreclose the existence of additional identical elements in the process, method, article, or apparatus that comprises the recited element(s).

Claims

1. A kind of edge finishing equipment for rigid knee-pad production, comprising bottom plate (1) setting fixedly connected on the upper surface of bottom plate (1) around the support (2), characterized in that: The bottom plate (1) is provided with universal wheels (101) around the bottom, the support (2) is fixedly connected with a workbench (3) on the upper surface, the workbench (3) is provided with a knee pad edge trimming mechanism, the knee pad edge trimming mechanism comprises a polishing unit and a fixed rotating unit; The polishing unit comprises a sliding groove (301), a threaded rod one (302), a motor one (303), a nut one (304), a fixed seat (308), a support rod (305), a motor two (307), a support seat (306) and a polishing disc (309), the sliding groove (301) is opened on the right side of the upper surface of the workbench (3), the threaded rod one (302) is connected to the inside of the sliding groove (301), the output end of the motor one (303) is connected to one end of the threaded rod one (302) through a shaft coupling, the nut one (304) is screw connected on the threaded rod one (302), the support rod (305) is fixedly connected to the upper surface of the nut one (304) in the middle, the support seat (306) is fixedly connected to the top of the support rod (305) in the middle of the bottom surface, the fixed seat (308) is fixedly connected to the upper surface of the support seat (306), the motor two (307) is arranged on the right side of the fixed seat (308), the output end of the motor two (307) is connected with an adapter strip through a shaft coupling, and the adapter strip is rotatably connected to the fixed seat (308) and connected with the polishing disc (309).

2. The edge finishing apparatus for producing hard knee pads according to claim 1, characterized in that: The fixed rotating unit comprises a rotating disc (4), a bearing (401), a rotating shaft (402), a worm gear (403), a motor three (404), a worm (405) and a support frame (9), the rotating disc (4) is connected to the inner ring of the bearing (401) in the middle of the bottom surface through a connecting strip, the bearing (401) is arranged on the upper surface of the workbench (3), the rotating shaft (402) is fixedly penetrated through the workbench (3) and fixedly connected with the bottom surface of the connecting strip, the worm gear (403) is fixedly connected to the bottom outer side of the rotating shaft (402) in the middle, the worm (405) is meshingly connected to the worm gear (403), the output end of the motor three (404) is connected to the worm (405) through a shaft coupling, and the support frame (9) is arranged on the bottom of the workbench (3).

3. The edge finishing apparatus for producing hard knee pads according to claim 1, characterized in that: The workbench (3) upper surface rear is provided with pressing assembly, the pressing assembly includes lifting seat (501), threaded rod two (502), motor four (503), nut two (504), connecting rod (505), rotating strip (506) and pressing block (507), the lifting seat (501) bottom fixedly connected to workbench (3) upper surface rear, the threaded rod two (502) is set up in the lifting seat (501) inside, the motor four (503) output end is connected to the threaded rod two (502) top end through the shaft coupling, the nut two (504) is screwed in the threaded rod two (502), the connecting rod (505) one end fixedly connected to the front of nut two (504), the rotating strip (506) rotationally connected to the other end of connecting rod (505), the rotating strip (506) bottom fixedly connected to pressing block (507).

4. The edge finishing apparatus for producing hard knee pads according to claim 1, characterized in that: The workbench (3) back is provided with collecting box (6), the collecting box (6) top is fixedly connected with suction pipe (8), the collecting box (6) back is hinged with box door through the hinge, the collecting box (6) inside is fixedly connected with frame (602), the frame (602) inside is provided with filter frame (601), the filter frame (601) front is provided with handle (603), the collecting box (6) outside left side is provided with suction pump (7).

5. The edge finishing apparatus for producing hard knee pads according to claim 4, characterized in that: The frame (602) and filter frame (601) are all composed of alloy frame (602) and metal filter screen.

6. The edge finishing apparatus for producing hard knee pads according to claim 1, characterized in that: The suction pipe (8) is L-shaped and one end faces the turntable (4), the other end of the suction pipe (8) is connected to the collecting box (6) top and corresponds with the filter frame (601).

7. The edge finishing apparatus for producing hard knee pads according to claim 1, characterized in that: The turntable (4) upper surface and the pressing block (507) lower surface are all provided with silica gel antiskid pad.

Images