Plastic plate edge trimmer capable of preventing edge warping

Abstract

The invention relates to the technical field of plastic plate processing, in particular to an edge warping prevention plastic plate edge trimmer which mainly comprises a base, a fixing frame is fixedly mounted on the side face of the base, a feeding frame and a feeding mechanism are fixedly mounted on the top face of the fixing frame, the feeding mechanism is arranged above the base, and the feeding mechanism comprises a feeding plate located above the base and a pressing mechanism. The pressing mechanism is arranged on one side of the feeding plate, and the clearing mechanism is arranged above the pressing plate. When a plastic plate is conveyed to an abutting block, the edges of the two sides of the plastic plate push a pressing plate, the pressing plate moves and drives a connecting plate to move, the connecting plate extrudes an elastic piece, the elastic piece applies elastic force to the connecting plate, the connecting plate drives the pressing plate to extrude the plastic plate, and the pressing plate is matched with the abutting block; the edge of the plastic plate is pressed, and when the edge of the plastic plate is trimmed by the saw blade, the edge of the plastic plate is not easy to tilt, so that the smooth trimming work and the appearance quality of a final product are ensured.

Description

Technical Field

[0001] The invention relates to the technical field of plastic plate processing, in particular to an anti-warping plastic plate trimming machine. Background Art

[0002] Plastic sheet is a sheet made of plastic. As a synthetic polymer compound, plastic can change its shape and style freely. Plastic sheet is widely used in chemical, petroleum, electroplating, water purification equipment, environmental protection equipment, mining, medicine, electronics, communication and decoration industries. Plastic sheet processing needs to be trimmed.

[0003] A Chinese patent publication numbered CN212312109U discloses an automatic trimming machine for plastic plates. The device solves the problem that the plastic plate trimming machine in the prior art often has a poor degree of automation by arranging a fixing box, a limiting rod, a sliding block, a driving motor, a first threaded rod, a connecting rod, a trimming blade, a telescopic rod, a fixing plate, a second threaded rod and an anti-slip clamping plate. The automatic trimming machine for plastic plates has a simple structure and is easy to use, ensures the quality and effect of trimming, saves debugging time, improves the efficiency of trimming, and brings great convenience to users.

[0004] However, during the process of trimming the plastic plate, the device does not take into account the effective pressing mechanism on the edge of the plastic plate in its design, resulting in the edge of the plastic plate being easily warped during actual operation. This warping not only affects the smooth progress of the trimming work, but may also lead to a decrease in the appearance quality of the final product. Summary of the invention

[0005] The object of the present invention is to provide a plastic plate trimming machine for preventing edge warping, so as to solve the problems raised by the above-mentioned background technology.

[0006] To achieve the above object, the present invention provides the following technical solutions:

[0007] A plastic plate trimming machine for preventing warping edge comprises: a base, a fixing frame is fixedly installed on the side of the base, a loading rack is fixedly installed on the top surface of the fixing frame, a feeding assembly is arranged inside the fixing frame, and a saw blade and a receiving assembly are arranged above the base;

[0008] A feeding mechanism is arranged above the base, and includes a feeding plate located above the base, a pressing roller is fixedly installed on the side of the feeding plate, and an extrusion belt is arranged above the base. The feeding mechanism is used to feed the plastic plate;

[0009] A pressing mechanism, which is arranged on one side of the feeding plate. The pressing mechanism includes a pressing plate located on one side of the feeding plate. A connecting plate is fixedly installed on the side of the pressing plate. The pressing mechanism is used to press and limit the edge of the plastic plate;

[0010] The cleaning mechanism is arranged above the pressing plate. The cleaning mechanism comprises a concave plate located above the pressing plate. Bristles are fixedly installed on the inner wall of the concave plate. The cleaning mechanism is used to sweep away debris on the edge of the plastic plate.

[0011] Preferably, a plurality of pressing plates are fixedly mounted on the top surface of the feeding assembly, a motor 1 and a support frame are fixedly mounted on the top surface of the base, the top surface of the support frame is fixedly connected to the bottom surface of the receiving assembly, one end of the motor 1 is transmission-connected to a transmission box, the bottom surface of the transmission box is fixedly connected to the top surface of the base, two motors 2 are movably mounted on the top surface of the base, two saw blades are provided, and the inner walls of the two saw blades are respectively fixedly connected to one end of the two motors 2.

[0012] Preferably, a plurality of protrusions are provided on the edge of the feed plate, a rotating shaft is fixedly installed on the middle side of the feed plate, both ends of the rotating shaft rotate through the inner wall of the support frame and extend to the outside of the support frame through the first bearing seat, and a gear 1 is fixedly installed on one end of the rotating shaft.

[0013] Preferably, gear three is movably connected to the side of the support frame, gear two is fixedly installed at one end of the output shaft of the transmission box, and the outer wall of gear one, the outer wall of gear two and gear three are connected through a transmission chain.

[0014] Preferably, a plurality of connecting shafts are fixedly mounted on the inner wall of the support frame, transmission wheels are rotatably mounted on the outer walls of one end of the plurality of connecting shafts, the plurality of transmission wheels are connected through extrusion belt transmission, and two stop blocks are fixedly mounted on the inner wall of the support frame, and grooves are respectively provided on the sides of the two stop blocks.

[0015] Preferably, a T-shaped groove is provided on the side of the stop block, one end of the connecting plate is arranged in a T shape, the side surface of one end of the connecting plate is slidably connected to the inner wall of the T-shaped groove, and the lower end of the pressing plate is tilted at a certain angle.

[0016] Preferably, a limit rod is installed on the side of the connecting plate for sliding through, and both ends of the limit rod are fixedly connected to the inner wall of the T-slot. An elastic part is installed on the outer wall of the limit rod for sliding, and both ends of the elastic part are respectively fixedly connected to the inner wall of one side of the T-slot and the side of the connecting plate.

[0017] Preferably, a fixed block is fixedly installed on the top surface of the stop block, and connecting grooves 2 and 1 are opened inside the fixed block and inside the stop block, a piston 1 is slidably connected to the inner wall of the connecting groove 1, and a push rod is fixedly installed on the side of the piston 1, one end of the push rod slides through the inner wall of the connecting groove 1 and extends to the outside of the fixed block, and one end of the push rod is slidably connected to the side of the pressing plate.

[0018] Preferably, a piston is slidably mounted on the inner wall of the second connecting groove, a support rod is fixedly mounted on the side of the second piston, the other end of the support rod slides through the inner wall of the second connecting groove and is fixedly connected to the side of the concave plate, two connecting rods are fixedly mounted on the top surface of the stop block, and the outer walls of the upper ends of the two connecting rods are slidably connected to one end of the bristles.

[0019] Preferably, two fixing rods are fixedly installed on the side of the concave plate, two cylindrical grooves are provided inside the fixing block, circular plates are slidably installed on the inner walls of the two cylindrical grooves, the other ends of the two fixing rods slide through the side of the fixing block and are fixedly connected to the side of the two circular plates, a tension spring is fixedly installed on the side of the concave plate, and the other end of the tension spring is fixedly connected to the side of the fixing block.

[0020] Compared with the prior art, the present invention has the following beneficial effects:

[0021] The present invention enables the edges of both sides of the plastic plate to push the pressing plate when the plastic plate is conveyed to the abutment block, the pressing plate moves and drives the connecting plate to move, the connecting plate squeezes the elastic member, the elastic member applies elastic force to the connecting plate, the connecting plate drives the pressing plate to squeeze the plastic plate, and the pressing plate and the abutment block cooperate with each other to press the edge of the plastic plate, so that when the saw blade trims the plastic plate, the edge of the plastic plate is not easy to warp, thereby ensuring the smooth trimming work and the appearance quality of the final product;

[0022] When the pressing plate moves to squeeze and push one end of the push rod, the push rod drives the piston 1 to move, and the gas inside the connecting groove 1 and the connecting groove 2 drives the piston 2 and the support rod to move, and the support rod drives the concave plate and the brush to move above the plastic plate, and the brush removes the debris on the edge of the plastic plate after trimming, ensuring the cleanliness of the surface of the plastic plate, and further improving the quality of the plastic plate after trimming;

[0023] By turning on motor 1, gear 2 is driven to rotate through the transmission box, gear 2 drives gear 1 and the rotating shaft to rotate through the transmission chain, the rotating shaft drives the feeding plate to rotate, the feeding plate drives the pressing roller and the protrusion to rotate, the protrusion pushes the plastic plate, and at the same time, under the joint action of the pressing roller and the extrusion belt, the plastic plate is extruded and limited, so that the plastic plate is not easy to deviate and fall during the feeding movement, thereby improving the stability of the plastic plate movement, thereby ensuring the accuracy of trimming. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a schematic diagram of the three-dimensional structure of the present invention;

[0025] Figure 2 It is a schematic diagram of the three-dimensional internal structure of the present invention;

[0026] Figure 3 It is a schematic diagram of the three-dimensional structure of the rotating shaft of the present invention;

[0027] Figure 4 It is a schematic diagram of the three-dimensional structure of the abutment block of the present invention;

[0028] Figure 5 For the present invention Figure 4 Enlarged view of point A in the middle;

[0029] Figure 6It is a cross-sectional schematic diagram of the three-dimensional structure of the abutment block of the present invention;

[0030] Figure 7 It is a cross-sectional schematic diagram of the three-dimensional structure of the fixing block of the present invention;

[0031] Figure 8 For the present invention Figure 7 Enlarged view of point B in the middle.

[0032] In the figure:

[0033] 1. Base; 101. Fixed frame; 102. Loading rack; 103. Material receiving assembly; 104. Material feeding assembly; 105. Pressing sheet; 106. Motor 1; 107. Support frame; 108. Motor 2; 109. Saw blade; 110. Transmission box;

[0034] 2. Feeding mechanism; 201. Feeding plate; 202. Protrusion; 203. Pressing roller; 204. Rotating shaft; 205. Gear 1; 206. Gear 2; 207. Gear 3; 208. Transmission chain; 209. Connecting shaft; 210. Transmission wheel; 211. Extrusion belt; 212. Stop block; 213. Tank body;

[0035] 3. Pressing mechanism; 301. T-shaped slot; 302. Connecting plate; 303. Pressing plate; 304. Limiting rod; 305. Elastic member;

[0036] 4. Cleaning mechanism; 401. Connecting groove 1; 402. Piston 1; 403. Push rod; 404. Fixed block; 405. Connecting groove 2; 406. Piston 2; 407. Support rod; 408. Concave plate; 409. Brush; 410. Fixed rod; 411. Round plate; 412. Cylindrical groove; 413. Tension spring; 414. Connecting rod. DETAILED DESCRIPTION

[0037] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present application will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0038] In order to enable those skilled in the art to better understand the solution of the present application, the technical solution in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the present application.

[0039] like Figure 1-Figure 8As shown, the present application provides an anti-warping plastic plate trimming machine, comprising: a base 1, a fixed frame 101 is fixedly installed on the side of the base 1, a loading rack 102 is fixedly installed on the top surface of the fixed frame 101, a feeding assembly 104 is arranged inside the fixed frame 101, and a saw blade 109 and a receiving assembly 103 are arranged above the base 1;

[0040] Specifically, Figure 1-Figure 3 As shown, a plurality of pressing plates 105 are fixedly installed on the top surface of the feeding component 104, a motor 106 and a support frame 107 are fixedly installed on the top surface of the base 1, the top surface of the support frame 107 is fixedly connected to the bottom surface of the receiving component 103, one end of the motor 106 is transmission-connected to a transmission box 110, the bottom surface of the transmission box 110 is fixedly connected to the top surface of the base 1, two motors 2 108 are movably installed on the top surface of the base 1, and two saw blades 109 are provided, and the inner walls of the two saw blades 109 are respectively fixedly connected to one end of the two motors 2 108.

[0041] In this embodiment: the plastic plate is pressed by the provided pressing sheet 105 so that the plastic plate is not easily deflected or shaken during the feeding process, and the provided saw blade 109 is used to trim the plastic plate.

[0042] Specifically, Figure 1-Figure 3 As shown, a plurality of protrusions 202 are provided on the edge of the feed plate 201, and a rotating shaft 204 is fixedly installed on the middle side of the feed plate 201. Both ends of the rotating shaft 204 rotate through the inner wall of the support frame 107 through the first bearing seat and extend to the outside of the support frame 107. A gear 205 is fixedly installed on one end of the rotating shaft 204.

[0043] In this embodiment: the feed plate 201 is driven to rotate by the rotating shaft 204, thereby driving the protrusion 202 to rotate, and the multiple protrusions 202 are provided to push and support the plastic plate, thereby feeding the plastic plate.

[0044] The feeding mechanism 2 is arranged above the base 1. The feeding mechanism 2 includes a feeding plate 201 located above the base 1. A pressing roller 203 is fixedly installed on the side of the feeding plate 201. An extrusion belt 211 is arranged above the base 1. The feeding mechanism 2 is used to feed the plastic plate;

[0045] Specifically, Figure 1-Figure 4 As shown, a gear three 207 is movably connected to the side of the support frame 107, a gear two 206 is fixedly installed at one end of the output shaft of the transmission box 110, and the outer wall of the gear one 205, the outer wall of the gear two 206 and the gear three 207 are connected through a transmission chain 208.

[0046] In this embodiment, through the transmission chain 208, the gear 2 206 drives the gear 1 205 to rotate through the transmission chain 208, so that the gear 1 205 drives the rotating shaft 204 to rotate.

[0047] Specifically, Figure 1-Figure 4 As shown, a plurality of connecting shafts 209 are fixedly installed on the inner wall of the support frame 107, and transmission wheels 210 are rotatably installed on the outer walls of one end of the plurality of connecting shafts 209. The plurality of transmission wheels 210 are connected through transmission by extrusion belts 211. Two stop blocks 212 are fixedly installed on the inner wall of the support frame 107, and grooves 213 are respectively provided on the sides of the two stop blocks 212.

[0048] In this embodiment: a plurality of connecting shafts 209 and a plurality of transmission wheels 210 are provided to support and transmit the extrusion belt 211, so that the extrusion belt 211 is in a taut state and extrudes the plastic plate, so that the plastic plate is not easily deflected.

[0049] The pressing mechanism 3 is arranged on one side of the feeding plate 201. The pressing mechanism 3 includes a pressing plate 303 located on one side of the feeding plate 201. A connecting plate 302 is fixedly installed on the side of the pressing plate 303. The pressing mechanism 3 is used to press and limit the edge of the plastic plate;

[0050] Specifically, Figure 1-Figure 6 As shown, a T-shaped slot 301 is provided on the side of the stop block 212, one end of the connecting plate 302 is set in a T shape, the side surface of one end of the connecting plate 302 is slidably connected to the inner wall of the T-shaped slot 301, and the lower end of the pressing plate 303 is tilted at a certain angle.

[0051] In this embodiment: the connecting plate 302 is limited by the T-slot 301, so that the connecting plate 302 moves more smoothly on the inner wall of the T-slot 301 and is not easily offset. The pressing plate 303 is pressed on the edge of the plastic plate, so that the plastic plate is not easily lifted up during trimming.

[0052] Specifically, Figure 1-Figure 6 As shown, a limiting rod 304 is installed on the side of the connecting plate 302 for sliding through, and both ends of the limiting rod 304 are fixedly connected to the inner wall of the T-shaped slot 301, and an elastic member 305 is installed on the outer wall of the limiting rod 304 for sliding. Both ends of the elastic member 305 are fixedly connected to the inner wall of one side of the T-shaped slot 301 and the side of the connecting plate 302 respectively.

[0053] In this embodiment, the connection plate 302 and the elastic member 305 are limited by the limiting rod 304 , and the elastic member 305 applies elastic force to the connection plate 302 .

[0054] The cleaning mechanism 4 is arranged above the pressing plate 303. The cleaning mechanism 4 includes a concave plate 408 located above the pressing plate 303. Brushes 409 are fixedly installed on the inner wall of the concave plate 408. The cleaning mechanism 4 is used to clean the debris on the edge of the plastic plate.

[0055] Specifically, Figure 1-Figure 8 As shown, a fixed block 404 is fixedly installed on the top surface of the stop block 212, and a connecting groove 2 405 and a connecting groove 1 401 are opened through the interior of the fixed block 404 and the interior of the stop block 212, a piston 1 402 is slidably connected to the inner wall of the connecting groove 1 401, a push rod 403 is fixedly installed on the side of the piston 1 402, one end of the push rod 403 slides through the inner wall of the connecting groove 1 401 and extends to the outside of the fixed block 404, and one end of the push rod 403 is slidably connected to the side of the pressing plate 303.

[0056] In this embodiment, the push rod 403 is pushed by the pressing plate 303 to drive the piston 1 402 to move, thereby pushing the gas inside the connecting groove 1 401 into the connecting groove 2 405 .

[0057] Specifically, Figure 1-Figure 8 As shown, a piston 406 is slidably installed on the inner wall of the connecting groove 405, and a support rod 407 is fixedly installed on the side of the piston 406. The other end of the support rod 407 slides through the inner wall of the connecting groove 405 and is fixedly connected to the side of the concave plate 408. Two connecting rods 414 are fixedly installed on the top surface of the stop block 212, and the outer walls of the upper ends of the two connecting rods 414 are slidably connected to one end of the bristles 409.

[0058] In this embodiment: the piston 2 406 is provided, under the push of gas, the support rod 407 and the concave plate 408 are driven to move, and the concave plate 408 drives the bristles 409 to move above the plastic plate. When the plastic plate passes through the bristles 409, the bristles 409 remove the debris on the edge of the plastic plate. The connecting rod 414 is provided, and when the concave plate 408 drives the bristles 409 to move, the connecting rod 414 causes the bristles 409 to move, so that the debris on the bristles 409 falls off, so that the bristles 409 can clean the plastic plate more cleanly.

[0059] Specifically, Figure 1-Figure 8 As shown, two fixing rods 410 are fixedly installed on the side of the concave plate 408, two cylindrical grooves 412 are opened inside the fixing block 404, and circular plates 411 are slidably installed on the inner walls of the two cylindrical grooves 412 respectively. The other ends of the two fixing rods 410 slide through the side of the fixing block 404 and are fixedly connected to the side of the two circular plates 411. A tension spring 413 is fixedly installed on the side of the concave plate 408, and the other end of the tension spring 413 is fixedly connected to the side of the fixing block 404.

[0060] In this embodiment, the concave plate 408 is limited by the fixed rod 410 , so that the movement of the concave plate 408 is more stable, and the tension spring 413 is provided to apply tension to the concave plate 408 .

[0061] The specific solution is as follows: a plastic plate is placed on a loading rack 102, the plastic plate is transported to a feeding mechanism 2 through a feeding assembly 104, motor 106 and motor 2 108 are turned on, motor 2 108 drives a saw blade 109 to rotate, gear 2 206 is driven to rotate through a transmission box 110, gear 2 206 drives gear 1 205 and a rotating shaft 204 to rotate through a transmission chain 208, the rotating shaft 204 drives a feeding plate 201 to rotate, and the feeding plate 201 drives a pressing roller 2 03 and the protrusion 202 rotate, the protrusion 202 pushes the plastic plate, and under the joint action of the pressing roller 203 and the extrusion belt 211, the plastic plate is squeezed and limited, so that the plastic plate is not easy to deviate and fall during the feeding and moving process, and the stability of the movement of the plastic plate is improved, thereby ensuring the accuracy of trimming. When the plastic plate is conveyed to the stop block 212, the edges on both sides of the plastic plate push the pressing plate 303, and the pressing plate 303 moves and drives the connecting plate 302 to move. The connecting plate 302 squeezes the elastic member 305, and the elastic member 305 applies elastic force to the connecting plate 302. The connecting plate 302 drives the pressing plate 303 to squeeze the plastic plate. The pressing plate 303 cooperates with the stop block 212 to press the edge of the plastic plate. When the saw blade 109 trims the plastic plate, the edge of the plastic plate is not easy to rise, thereby ensuring the smooth trimming work and the appearance quality of the final product. When the pressing plate 303 moves to squeeze one end of the push rod 403 When pushed, the push rod 403 drives the piston 1 402 to move, and the gas inside the connecting groove 1 401 and the connecting groove 2 405 drives the piston 2 406 and the support rod 407 to move, and the support rod 407 drives the concave plate 408 and the bristles 409 to move above the plastic plate, and the bristles 409 remove the debris on the edge of the plastic plate after trimming, ensuring the cleanliness of the surface of the plastic plate, further improving the quality of the plastic plate after trimming, and then the trimmed plastic plate is transported to the receiving component 103.

[0062] A person skilled in the art should understand that the discussion of any of the above embodiments is only exemplary; within the scope of the present invention, the technical features in the above embodiments or different embodiments may be combined, the steps may be implemented in any order, and there are many other variations of the different aspects of the present invention as described above, which are not provided in detail for the sake of simplicity.

[0063] The present invention is intended to cover all such substitutions, modifications and variations that fall within the broad scope of the appended claims. Therefore, any omissions, modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A plastic plate trimming machine for preventing warping, comprising: A base (1), a fixed frame (101) is fixedly installed on the side of the base (1), a loading rack (102) is fixedly installed on the top surface of the fixed frame (101), a feeding assembly (104) is arranged inside the fixed frame (101), and a saw blade (109) and a material receiving assembly (103) are arranged above the base (1), characterized in that: A feeding mechanism (2), the feeding mechanism (2) being arranged above the base (1), the feeding mechanism (2) comprising a feeding plate (201) located above the base (1), a pressing roller (203) being fixedly mounted on the side of the feeding plate (201), an extrusion belt (211) being arranged above the base (1), and the feeding mechanism (2) being used for feeding the plastic plate; A pressing mechanism (3), the pressing mechanism (3) being arranged on one side of the feeding plate (201), the pressing mechanism (3) comprising a pressing plate (303) located on one side of the feeding plate (201), a connecting plate (302) being fixedly mounted on the side of the pressing plate (303), and the pressing mechanism (3) being used to press and limit the edge of the plastic plate; A cleaning mechanism (4), the cleaning mechanism (4) is arranged above the pressing plate (303), the cleaning mechanism (4) comprises a concave plate (408) located above the pressing plate (303), bristles (409) are fixedly mounted on the inner wall of the concave plate (408), and the cleaning mechanism (4) is used to sweep away debris on the edge of the plastic plate.

2. The anti-warping plastic plate trimming machine according to claim 1, characterized in that: A plurality of pressing plates (105) are fixedly mounted on the top surface of the feeding component (104); a motor 1 (106) and a support frame (107) are fixedly mounted on the top surface of the base (1); the top surface of the support frame (107) is fixedly connected to the bottom surface of the receiving component (103); one end of the motor 1 (106) is transmission-connected to a transmission box (110); the bottom surface of the transmission box (110) is fixedly connected to the top surface of the base (1); two motors 2 (108) are movably mounted on the top surface of the base (1); two saw blades (109) are provided; the inner walls of the two saw blades (109) are respectively fixedly connected to one end of the two motors 2 (108).

3. The anti-warping plastic plate trimming machine according to claim 2, characterized in that: The edge of the feeding plate (201) is provided with a plurality of protrusions (202); a rotating shaft (204) is fixedly installed through the middle side surface of the feeding plate (201); two ends of the rotating shaft (204) are rotated through the inner wall of the support frame (107) through the first bearing seat and extend to the outside of the support frame (107); a gear 1 (205) is fixedly installed at one end of the rotating shaft (204).

4. The anti-warping plastic plate trimming machine according to claim 3, characterized in that: The side of the support frame (107) is movably connected with a gear three (207), one end of the output shaft of the transmission box (110) is fixedly installed with a gear two (206), and the outer wall of the gear one (205), the outer wall of the gear two (206) and the gear three (207) are transmission-connected via a transmission chain (208).

5. The anti-warping plastic plate trimming machine according to claim 4, characterized in that: A plurality of connecting shafts (209) are fixedly mounted on the inner wall of the support frame (107); transmission wheels (210) are rotatably mounted on the outer walls of one end of the plurality of connecting shafts (209); the plurality of transmission wheels (210) are connected in transmission via an extrusion belt (211); two stop blocks (212) are fixedly mounted on the inner wall of the support frame (107); and grooves (213) are respectively provided on the sides of the two stop blocks (212).

6. The anti-warping plastic plate trimming machine according to claim 5, characterized in that: A T-shaped groove (301) is provided on the side of the stop block (212), one end of the connecting plate (302) is arranged in a T shape, the side of one end of the connecting plate (302) is slidably connected to the inner wall of the T-shaped groove (301), and the lower end of the pressing plate (303) is tilted at a certain angle.

7. The anti-warping plastic plate trimming machine according to claim 6, characterized in that: A limiting rod (304) is slidably installed on the side of the connecting plate (302), and both ends of the limiting rod (304) are fixedly connected to the inner wall of the T-shaped slot (301). An elastic member (305) is slidably installed on the outer wall of the limiting rod (304), and both ends of the elastic member (305) are respectively fixedly connected to the inner wall of one side of the T-shaped slot (301) and the side of the connecting plate (302).

8. The anti-warping plastic plate trimming machine according to claim 5, characterized in that: A fixed block (404) is fixedly installed on the top surface of the stop block (212), and a connecting groove 2 (405) and a connecting groove 1 (401) are provided inside the fixed block (404) and inside the stop block (212), and a piston 1 (402) is slidably connected to the inner wall of the connecting groove 1 (401), and a push rod (403) is fixedly installed on the side of the piston 1 (402), and one end of the push rod (403) slides through the inner wall of the connecting groove 1 (401) and extends to the outside of the fixed block (404), and one end of the push rod (403) is slidably connected to the side of the pressing plate (303).

9. The anti-warping plastic plate trimming machine according to claim 8, characterized in that: A piston (406) is slidably mounted on the inner wall of the second connecting groove (405), a support rod (407) is fixedly mounted on the side of the second piston (406), the other end of the support rod (407) slides through the inner wall of the second connecting groove (405) and is fixedly connected to the side of the concave plate (408), two connecting rods (414) are fixedly mounted on the top surface of the stop block (212), and the outer walls of the upper ends of the two connecting rods (414) are slidably connected to one end of the bristles (409).

10. The anti-warping plastic plate trimming machine according to claim 9, characterized in that: Two fixing rods (410) are fixedly installed on the side of the concave plate (408), and two cylindrical grooves (412) are provided inside the fixing block (404). Circular plates (411) are slidably installed on the inner walls of the two cylindrical grooves (412), and the other ends of the two fixing rods (410) slide through the side of the fixing block (404) and are fixedly connected to the side of the two circular plates (411). A tension spring (413) is fixedly installed on the side of the concave plate (408), and the other end of the tension spring (413) is fixedly connected to the side of the fixing block (404).

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