Rubber roller welding positioning device

Abstract

The invention relates to the technical field of rubber roller welding, and discloses a rubber roller welding positioning device which comprises a machining table, a middle rubber roller and two side rubber rollers, the upper surface of the machining table is fixedly connected with a first clamping mechanism and a welding mechanism, the upper surface of the machining table is provided with a second clamping mechanism, and the lower surface of the machining table is provided with a transmission mechanism. A lifting turnover mechanism is arranged in the processing table, a second clamping mechanism is used for fixing the middle rubber roller, meanwhile, a first clamping mechanism arranged on the upper surface of the processing table is used for clamping and fixing the rubber rollers on the two sides, an arranged first rotating motor drives a fifth gear to rotate, and then an arranged sixth gear drives a supporting roller to rotate. Therefore, the effect of rotating the middle rubber roller and the rubber rollers on the two sides in the welding and grinding process is achieved, and the effect of driving the three supporting rollers to rotate at the same time is achieved through the arranged transmission belt.

Description

Technical Field

[0001] The invention relates to the technical field of rubber roller welding, and specifically provides a rubber roller welding positioning device. Background Art

[0002] A rubber roller welding positioning device is specially designed for the rubber roller welding process. It is used to ensure that the rubber roller maintains a precise position during the welding process. This positioning device plays a vital role in the manufacturing and maintenance of rubber silver. At the same time, the basic function of the rubber roller welding positioning device is to ensure that the rubber roller can be accurately positioned at a predetermined position during welding, thereby avoiding welding deviations and errors. It works in conjunction with auxiliary equipment such as clamping devices to achieve stable and precise positioning of the rubber roller.

[0003] The patent with announcement number CN220029261U discloses a rubber roller welding positioning device, including a welding table, a top outer wall of the welding table is provided with a slide groove, the inner wall of the slide groove is slidably connected to two threaded blocks, the top outer walls of the two threaded blocks are fixedly connected to a movable plate, the top outer walls of the two movable plates are welded with connecting blocks, the top outer walls of the two connecting blocks are fixedly connected to a bearing ring, the inner walls of the two bearing rings are rotatably connected to a swivel, and the inner wall of the fixed ring is installed with an arc-shaped clamping plate for clamping the rubber roller on the left and right. In the utility model, the rubber roller can be fixedly clamped by the provided bearing ring, swivel, fixed ring and arc-shaped clamping plate, and then the two rubber roller ends are positioned by the second knob, the second threaded rod, the second threaded ring, the arc-shaped positioning plate and the arc-shaped support pad. Compared with the traditional positioning and welding relying on manual control, the device has a good positioning function.

[0004] After improving the rubber roller welding positioning device, this application positions the two rubber roller ends through a second knob, a second threaded rod, a second threaded ring, an arc-shaped positioning plate and an arc-shaped support pad. However, there is no device for grinding it before welding, and the welding surface needs to be polished manually. After welding is completed, the welded part is polished manually. For this reason, we propose a rubber roller welding positioning device. Summary of the invention

[0005] The purpose of the present invention is to solve the shortcomings of the prior art and to propose a rubber roller welding positioning device, which solves the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a rubber roller welding positioning device, comprising a processing table, a middle rubber roller, and rubber rollers on both sides, the upper surface of the processing table is fixedly connected with a first clamping mechanism and a welding mechanism, the upper surface of the processing table is provided with a second clamping mechanism, the lower surface of the processing table is provided with a transmission mechanism, and the interior of the processing table is provided with a lifting and flipping mechanism, the second clamping mechanism is used to fix the middle rubber roller, and at the same time, the first clamping mechanism arranged on the upper surface of the processing table is used to clamp and fix the rubber rollers on both sides, and then the lifting and flipping mechanisms arranged at both ends of the middle rubber roller are polished and welded by the welding mechanism, and the transmission mechanism is used to change the power connection position inside the second clamping mechanism.

[0007] Preferably, the second clamping mechanism includes a fixed frame fixedly connected to the upper surface of the processing table, the processing table is internally rotatably connected to a first threaded rod, the fixed frame is internally slidably connected to a first movable frame, the first threaded rod is threadedly connected to the inside of the first movable frame, the bottom of the lower surface of the first movable frame is connected to a fixed block, the fixed block is internally rotatably connected to a clamping roller, and the processing table is internally slidably connected to a movable platform.

[0008] Preferably, the upper end of the movable platform is fixedly connected with a placement slot, the interior of the placement slot is rotatably connected with a support roller, the outer surface of the support roller is fixedly connected with a sixth gear, the lower surface of the placement slot is fixedly connected with a first rotating motor, the output shaft of the first rotating motor is fixedly connected with a sixth gear, the sixth gear is meshingly connected with the fifth gear, the outer surface of the support roller is transmission-connected with a transmission belt, the interior of the placement slot is rotatably connected with a first positioning rod and a second positioning rod, and the transmission belt is transmission-connected to the outer surfaces of the first positioning rod and the second positioning rod.

[0009] Preferably, the lifting and flipping mechanism includes a first movable plate slidably connected to the inside of the processing table, the inside of the first movable plate is slidably connected with a lifting and rotating rod, the outer surface of the lifting and rotating rod is rotatably connected to the second movable plate, the inside of the first movable plate is provided with a rotating disk, the bottom end of the lifting and rotating rod is fixedly connected to the first gear, the lower surface of the first movable plate is fixedly connected to the fixing rod, the lower surface of the fixing rod is fixedly connected to the second rotating motor, the second gear is fixedly connected to the output shaft of the second rotating motor, the lower surface of the first movable plate is rotatably connected to the third threaded rod, the lower surface of the third threaded rod is rotatably connected to the second fixed plate, the outer surface of the third threaded rod is fixedly connected to the third gear, the third gear is meshed with the second gear, the second rotating motor and the third threaded rod are rotatably connected to the second fixed plate, and the lower surface of the processing table is fixedly connected to the gear rod rack.

[0010] Preferably, the upper surface of the lifting and rotating rod is fixedly connected to a rotating disk, the upper surface of the rotating disk is fixedly connected to a support table and a grinding motor, the output shaft of the grinding motor is fixedly connected to a fourth trapezoidal gear, the internal rotation of the support table is connected to a first rotating rod, the two ends of the first rotating rod are fixedly connected to a grinding disk and a fifth trapezoidal gear, and the fourth trapezoidal gear and the fifth trapezoidal gear are meshingly connected.

[0011] Preferably, the first clamping mechanism includes a first fixed plate fixedly connected to the upper surface of the processing table, a telescopic rod is fixedly connected to one side of the first fixed plate, a clamping head is fixedly connected to one side of the telescopic rod, a spring is sleeved on the outer surface of the telescopic rod, and two first clamping mechanisms are provided, which are respectively arranged on both sides of the middle rubber roller.

[0012] Preferably, the welding mechanism comprises a support frame fixedly connected to the upper surface of the processing table, the upper surface of the support frame is rotatably connected to a rotating table, the upper surface of the rotating table is rotatably connected to a welding frame, and the lower surface of the welding frame is fixedly connected to the welding table.

[0013] Preferably, the transmission mechanism includes a telescopic cylinder fixedly connected to the lower surface of the processing table, one end of the telescopic cylinder is fixedly connected to the second moving frame, the interior of the second moving frame is fixedly connected to a power motor, the output shaft of the power motor is fixedly connected to a first trapezoidal gear, the bottom end of the first threaded rod is fixedly connected to a second trapezoidal gear, the interior of the processing table is rotatably connected to a second threaded rod, one end of the second threaded rod is fixedly connected to a third trapezoidal gear, and the second threaded rod is threadedly connected to the interior of the moving platform.

[0014] Compared with the prior art, the present invention has the following beneficial effects: 1. The present invention clamps the middle rubber roller and the rubber rollers on both sides by means of the first clamping mechanism and the second clamping mechanism, places the middle rubber roller above the placement groove, transports it to the bottom of the clamping roller by the moving platform, and clamps it by the first moving frame and the fixed block that move downward, and fixes the middle rubber roller by the second clamping mechanism, while driving the fifth gear to rotate by the first rotating motor, and then driving the supporting roller to rotate by the sixth gear, so as to achieve the effect of rotating the middle rubber roller and the rubber rollers on both sides during welding and grinding, and achieving the effect of driving the three supporting rollers to rotate at the same time by the transmission belt.

[0015] 2. The present invention can grind two welding surfaces at the same time before welding by means of the lifting and flipping mechanism, and perform welding after grinding by means of the welding mechanism. After welding, the longitudinal grinding sheet can be rotated into a transverse grinding sheet by means of the lifting and flipping mechanism, so as to grind the joint after welding. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a front view of a rubber roller welding positioning device proposed by the present invention; Figure 2 A cross-sectional view of a lifting structure of a rubber roller welding positioning device proposed by the present invention; Figure 3 For the present invention Figure 2 A magnified image of point A; Figure 4 This is a schematic diagram of a second state of a rubber roller welding positioning device proposed by the present invention; Figure 5 For the present invention Figure 4 The enlarged view of point B; Figure 6 A cross-sectional view of the fixing structure of a rubber roller welding positioning device proposed by the present invention; Figure 7 A side sectional view of a fixing structure of a rubber roller welding positioning device proposed by the present invention; Figure 8 For the present invention Figure 7 Enlarged view of point C; Fig. 9 A side sectional view of a rubber roller welding positioning device proposed by the present invention; Fig.10 The present invention provides a schematic diagram of the power structure of a rubber roller welding positioning device.

[0017] Legend: 1. Processing table; 2. First clamping mechanism; 201. First fixed plate; 202. Telescopic rod; 203. Spring; 204. Clamping head; 3. Welding mechanism; 301. Support frame; 302. Turntable; 303. Welding frame; 304. Welding table; 4. Second clamping mechanism; 401. Fixed frame; 402. First threaded rod; 403. First moving frame; 404. Moving table; 405. Fixed block; 406. Pressing roller; 407. Placement slot; 408. Support roller; 409. First rotating motor; 410. Fifth gear; 411. Sixth gear; 412. Transmission belt; 413. First positioning rod; 414. Second positioning rod; 5. Transmission mechanism; 501. Telescopic cylinder; 502. Second moving Frame; 503, power motor; 504, first trapezoidal gear; 505, second trapezoidal gear; 506, third trapezoidal gear; 507, second threaded rod; 6, lifting and flipping mechanism; 601, first movable plate; 602, lifting and rotating rod; 603, second movable plate; 604, first gear; 605, third threaded rod; 606, fixed rod; 607, second rotating motor; 608, second gear; 609, third gear; 610, second fixed plate; 611, gear rack; 612, rotating disk; 613, support table; 614, grinding motor; 615, fourth trapezoidal gear; 616, first rotating rod; 617, grinding disk; 618, fifth trapezoidal gear; 7, middle rubber roller; 8, rubber rollers on both sides. DETAILED DESCRIPTION

[0018] In order to more clearly understand the above-mentioned objects, features and advantages of the present invention, the present invention is further described in detail below with reference to the accompanying drawings and specific embodiments.

[0019] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways different from those described herein. Therefore, the present invention is not limited to the specific embodiments disclosed below.

[0020] like Figure 1-Figure 10 A rubber roller welding positioning device shown in the figure includes a processing table 1, a middle rubber roller 7, and rubber rollers 8 on both sides. The upper surface of the processing table 1 is fixedly connected with a first clamping mechanism 2 and a welding mechanism 3, the upper surface of the processing table 1 is provided with a second clamping mechanism 4, the lower surface of the processing table 1 is provided with a transmission mechanism 5, and the interior of the processing table 1 is provided with a lifting and flipping mechanism 6. The second clamping mechanism 4 is used to fix the middle rubber roller 7. At the same time, the first clamping mechanism 2 arranged on the upper surface of the processing table 1 is used to clamp and fix the rubber rollers 8 on both sides, and then the lifting and flipping mechanisms 6 arranged at both ends of the middle rubber roller 7 are polished and welded by the welding mechanisms 3. The transmission mechanism 5 is used to change the power connection position inside the second clamping mechanism 4.

[0021] The second clamping mechanism 4 includes a fixed frame 401 fixedly connected to the upper surface of the processing table 1, the processing table 1 is internally rotatably connected to a first threaded rod 402, the fixed frame 401 is internally slidably connected to a first moving frame 403, the first threaded rod 402 is threadedly connected to the inside of the first moving frame 403, a fixed block 405 is connected to the bottom of the lower surface of the first moving frame 403, the fixed block 405 is internally rotatably connected to a pressing roller 406, the processing table 1 is internally slidably connected to a moving table 404, the upper end of the moving table 404 is fixedly connected to a placement groove 407, the internal rotation of the placement groove 407 The supporting roller 408 is dynamically connected, and the outer surface of the supporting roller 408 is fixedly connected with the sixth gear 411, the lower surface of the placement groove 407 is fixedly connected with the first rotating motor 409, the output shaft of the first rotating motor 409 is fixedly connected with the sixth gear 411, the sixth gear 411 is meshingly connected with the fifth gear 410, the outer surface of the supporting roller 408 is transmission-connected with a transmission belt 412, the inner part of the placement groove 407 is rotationally connected with the first positioning rod 413 and the second positioning rod 414, and the transmission belt 412 is transmission-connected to the outer surfaces of the first positioning rod 413 and the second positioning rod 414.

[0022] Further, the middle rubber roller 7 is placed above the placement groove 407, transported to the bottom of the pressing roller 406 through the moving platform 404, pressed by the downwardly moving first moving frame 403 and the fixed block 405, and then fixed by the second clamping mechanism 4. The fifth gear 410 can be driven to rotate by the first rotating motor 409, and then the support roller 408 can be driven to rotate by the sixth gear 411, so as to achieve the effect of rotating the middle rubber roller 7 and the rubber rollers 8 on both sides during welding and grinding, and the three support rollers 408 can be driven to rotate at the same time by the transmission belt 412. The lifting and flipping mechanism 6 includes a first movable plate 601 slidably connected to the inside of the processing table 1, the first movable plate 601 is slidably connected to the inside of the lifting and rotating rod 602, the outer surface of the lifting and rotating rod 602 is rotatably connected to the second movable plate 603, the first movable plate 601 is provided with a rotating disk 612, the bottom end of the lifting and rotating rod 602 is fixedly connected to the first gear 604, the lower surface of the first movable plate 601 is fixedly connected to the fixed rod 606, the lower surface of the fixed rod 606 is fixedly connected to the second rotating motor 607, the output shaft of the second rotating motor 607 is fixedly connected to the second gear 608, the lower surface of the first movable plate 601 is rotatably connected to the third threaded rod 605, the lower surface of the third threaded rod 605 is rotatably connected to the second fixed plate 610, and the third The outer surface of the threaded rod 605 is fixedly connected with the third gear 609, and the third gear 609 is meshingly connected with the second gear 608. The second rotating motor 607 and the third threaded rod 605 are rotatably connected with the second fixed plate 610. The lower surface of the processing table 1 is fixedly connected with the gear rod rack 611, and the upper surface of the lifting and rotating rod 602 is fixedly connected with the rotating disk 612. The upper surface of the rotating disk 612 is fixedly connected with the support platform 613 and the grinding motor 614. The output shaft of the grinding motor 614 is fixedly connected with the fourth trapezoidal gear 615. The internal rotation of the support platform 613 is connected with the first rotating rod 616. The two ends of the first rotating rod 616 are fixedly connected with the grinding disk 617 and the fifth trapezoidal gear 618. The fourth trapezoidal gear 615 and the fifth trapezoidal gear 618 are meshingly connected.

[0023] Furthermore, the lifting and flipping mechanism 6 can be set up to grind the two welding surfaces at the same time before welding, and welding can be carried out after grinding through the welding mechanism 3. After welding is completed, the longitudinal grinding sheet can be rotated into a transverse grinding sheet through the lifting and flipping mechanism 6, so that the joint after welding can be polished.

[0024] The first clamping mechanism 2 includes a first fixed plate 201 fixedly connected to the upper surface of the processing table 1, a telescopic rod 202 is fixedly connected to one side of the first fixed plate 201, a clamping head 204 is fixedly connected to one side of the telescopic rod 202, and a spring 203 is sleeved on the outer surface of the telescopic rod 202. Two first clamping mechanisms 2 are provided, which are respectively arranged on both sides of the middle rubber roller 7.

[0025] Furthermore, the clamping head 204 can clamp the rubber rollers 8 on both sides, and the clamping head 204 can rotate according to the rotation of the middle rubber roller 7, thereby achieving the function of rotating the middle rubber roller 7 and the rubber rollers 8 on both sides during welding and grinding.

[0026] The welding mechanism 3 includes a support frame 301 fixedly connected to the upper surface of the processing table 1, the upper surface of the support frame 301 is rotatably connected to a rotating table 302, the upper surface of the rotating table 302 is rotatably connected to a welding frame 303, and the lower surface of the welding frame 303 is fixedly connected to a welding table 304.

[0027] Furthermore, the welding mechanism 3 can be provided to weld the middle rubber roller 7 and the two side rubber rollers 8 together after the middle rubber roller 7 and the two side rubber rollers 8 are fixed.

[0028] The transmission mechanism 5 includes a telescopic cylinder 501 fixedly connected to the lower surface of the processing table 1, one end of the telescopic cylinder 501 is fixedly connected to the second moving frame 502, the interior of the second moving frame 502 is fixedly connected to the power motor 503, the output shaft of the power motor 503 is fixedly connected to the first trapezoidal gear 504, the bottom end of the first threaded rod 402 is fixedly connected to the second trapezoidal gear 505, the interior of the processing table 1 is rotatably connected to the second threaded rod 507, one end of the second threaded rod 507 is fixedly connected to the third trapezoidal gear 506, and the second threaded rod 507 is threadedly connected to the interior of the moving platform 404.

[0029] Furthermore, the transmission mechanism 5 can achieve the effect of kinetic energy transmission. When the moving platform 404 is driven to the bottom of the first moving frame 403, the second moving frame 502 is pushed by the telescopic cylinder 501 until the first trapezoidal gear 504 is engaged with the second trapezoidal gear 505, thereby driving the first moving frame 403 to move up and down.

[0030] Working principle: the middle rubber roller 7 is placed above the placement groove 407, transported to the bottom of the clamping roller 406 through the moving platform 404, and clamped by the downwardly moving first moving frame 403 and the fixed block 405. While the middle rubber roller 7 is fixed by the second clamping mechanism 4, the fifth gear 410 can be driven to rotate by the first rotating motor 409, and then the support roller 408 can be driven to rotate by the sixth gear 411, so as to achieve the effect of rotating the middle rubber roller 7 and the rubber rollers on both sides 8 during welding and grinding. The transmission belt 412 is used to achieve the effect of driving the three support rollers 408 to rotate at the same time, and then the lifting and flipping mechanism 6 is used to grind the two welding surfaces at the same time before welding, and welding is performed by the welding mechanism 3 after grinding. After welding, the longitudinal grinding sheet is rotated into a transverse grinding sheet by the lifting and flipping mechanism 6, so as to grind the joint after welding.

[0031] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions only describe the principles of the present invention. The present invention may be subject to various changes and improvements without departing from the spirit and scope of the present invention. These changes and improvements fall within the scope of the present invention. The scope of protection claimed by the present invention is defined by the attached claims and their equivalents.

Claims

1. A rubber roller welding positioning device, comprising a processing table (1), a middle rubber roller (7), and rubber rollers on both sides (8), characterized in that: The upper surface of the processing table (1) is fixedly connected with a first clamping mechanism (2) and a welding mechanism (3); the upper surface of the processing table (1) is provided with a second clamping mechanism (4); the lower surface of the processing table (1) is provided with a transmission mechanism (5); and the interior of the processing table (1) is provided with a lifting and flipping mechanism (6); The second clamping mechanism (4) is used to fix the middle rubber roller (7), and the first clamping mechanism (2) arranged on the upper surface of the processing table (1) is used to clamp and fix the rubber rollers (8) on both sides, and then the lifting and turning mechanisms (6) arranged at both ends of the middle rubber roller (7) are used for grinding and welding by the welding mechanism (3); The transmission mechanism (5) is used to change the power connection position inside the second clamping mechanism (4).

2. A rubber roller welding positioning device according to claim 1, characterized in that: The second clamping mechanism (4) comprises a fixed frame (401) fixedly connected to the upper surface of the processing table (1); the processing table (1) is internally rotatably connected to a first threaded rod (402); the fixed frame (401) is internally slidably connected to a first movable frame (403); the first threaded rod (402) is threadedly connected to the inside of the first movable frame (403); the bottom of the lower surface of the first movable frame (403) is connected to a fixed block (405); the fixed block (405) is internally rotatably connected to a pressure roller (406); and the processing table (1) is internally slidably connected to a movable platform (404).

3. A rubber roller welding positioning device according to claim 2, characterized in that: The upper end of the movable platform (404) is fixedly connected to a placement slot (407), the interior of the placement slot (407) is rotatably connected to a support roller (408), the outer surface of the support roller (408) is fixedly connected to a sixth gear (411), the lower surface of the placement slot (407) is fixedly connected to a first rotating motor (409), the output shaft of the first rotating motor (409) is fixedly connected to a sixth gear (411), the sixth gear (411) is meshingly connected to a fifth gear (410), the outer surface of the support roller (408) is transmission-connected to a transmission belt (412), the interior of the placement slot (407) is rotatably connected to a first positioning rod (413) and a second positioning rod (414), the transmission belt (412) is transmission-connected to the outer surfaces of the first positioning rod (413) and the second positioning rod (414).

4. The rubber roller welding positioning device according to claim 1, characterized in that: The lifting and flipping mechanism (6) comprises a first movable plate (601) slidably connected to the inside of the processing table (1); a lifting and rotating rod (602) is slidably connected to the inside of the first movable plate (601); the outer surface of the lifting and rotating rod (602) is rotatably connected to the second movable plate (603); a rotating disk (612) is provided inside the first movable plate (601); the bottom end of the lifting and rotating rod (602) is fixedly connected to a first gear (604); the lower surface of the first movable plate (601) is fixedly connected to a fixed rod (606); the lower surface of the fixed rod (606) is fixedly connected to a second rotating motor (607); A second gear (608) is fixedly connected to the output shaft of the second rotating motor (607); a third threaded rod (605) is rotatably connected to the lower surface of the first movable plate (601); the lower surface of the third threaded rod (605) is rotatably connected to the second fixed plate (610); a third gear (609) is fixedly connected to the outer surface of the third threaded rod (605); the third gear (609) is meshingly connected to the second gear (608); the second rotating motor (607) and the third threaded rod (605) are rotatably connected to the second fixed plate (610); and a gear rack (611) is fixedly connected to the lower surface of the processing table (1).

5. A rubber roller welding positioning device according to claim 4, characterized in that: The upper surface of the lifting and rotating rod (602) is fixedly connected to a rotating disk (612), the upper surface of the rotating disk (612) is fixedly connected to a supporting platform (613) and a grinding motor (614), the output shaft of the grinding motor (614) is fixedly connected to a fourth trapezoidal gear (615), the interior of the supporting platform (613) is rotatably connected to a first rotating rod (616), the two ends of the first rotating rod (616) are fixedly connected to a grinding disk (617) and a fifth trapezoidal gear (618), and the fourth trapezoidal gear (615) and the fifth trapezoidal gear (618) are meshingly connected.

6. The rubber roller welding positioning device according to claim 1, characterized in that: The first clamping mechanism (2) comprises a first fixing plate (201) fixedly connected to the upper surface of the processing table (1); a telescopic rod (202) is fixedly connected to one side of the first fixing plate (201); a clamping head (204) is fixedly connected to one side of the telescopic rod (202); a spring (203) is sleeved on the outer surface of the telescopic rod (202); and two first clamping mechanisms (2) are provided, respectively provided on two sides of the middle rubber roller (7).

7. The rubber roller welding positioning device according to claim 1, characterized in that: The welding mechanism (3) comprises a support frame (301) fixedly connected to the upper surface of the processing table (1); the upper surface of the support frame (301) is rotatably connected to a rotating table (302); the upper surface of the rotating table (302) is rotatably connected to a welding frame (303); and the lower surface of the welding frame (303) is fixedly connected to a welding table (304).

8. The rubber roller welding positioning device according to claim 3, characterized in that: The transmission mechanism (5) comprises a telescopic cylinder (501) fixedly connected to the lower surface of the processing table (1); one end of the telescopic cylinder (501) is fixedly connected to a second moving frame (502); the interior of the second moving frame (502) is fixedly connected to a power motor (503); the output shaft of the power motor (503) is fixedly connected to a first trapezoidal gear (504); the bottom end of the first threaded rod (402) is fixedly connected to a second trapezoidal gear (505); the interior of the processing table (1) is rotatably connected to a second threaded rod (507); one end of the second threaded rod (507) is fixedly connected to a third trapezoidal gear (506); and the second threaded rod (507) is threadedly connected to the interior of the moving platform (404).

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