Bending device for aluminum plastic furniture processing

Abstract

The utility model discloses a bending device for aluminum plastic furniture processing, and relates to the technical field of furniture processing. The aluminum-plastic panel bending device comprises a supporting seat and a control panel arranged on the supporting seat, and further comprises a bending part arranged on the supporting seat and used for bending an aluminum-plastic panel; the bending parts are arranged on the supporting seat, the number of the anti-reverse-rotation parts is two, and the two anti-reverse-rotation parts are installed on the supporting seat and used for adjusting the distance between the bending parts; wherein the bending part can adapt to the aluminum-plastic plates with different lengths by adjusting the anti-reversal part. By arranging the bending part, the problems that due to the fact that a synchronous linkage mechanism of an electric telescopic rod is lacked, the bending process is usually controlled through mechanical limiting or manual adjustment, when an aluminum-plastic panel is bent, a traditional device is difficult to adjust the pressing force and position in real time according to the contour of a top block, and the bending efficiency is high are solved. The problems that the aluminum-plastic panel is not tightly attached to the ejector block, so that the bending angle deviation is large, and the shape error is obvious are solved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to furniture processing technical field, especially, relate to a bending device for aluminum plastic furniture processing. BACKGROUND

[0002] With the development of aluminum plastic furniture industry to customization, intelligent direction, the market demand for aluminum plastic plate bending precision, efficiency and flexibility is increasing, the traditional bending device because of the positioning adjustment extensive, low degree of automation, poor adaptability and other technical bottlenecks, it is difficult to meet the production requirements of complex modeling furniture parts, and it is urgent to realize the upgrading from extensive processing to accurate forming through the integration of mechanical structure optimization and automation control technology, under this background, a bending device with precise spacing adjustment, multi-component collaborative driving and flexible buffering function emerges as the times require, through the innovative design of threaded rod-ratchet locking mechanism, electric telescopic rod linkage system, effectively solve the problems of large positioning deviation, low bending precision and insufficient equipment stability of traditional devices in the aluminum plastic plate bending process, and provide important support for the technical iteration of aluminum plastic furniture processing.

[0003] However, the existing bending device for aluminum plastic furniture processing lacks a synchronous linkage mechanism of electric telescopic rods, often relies on mechanical limiting or manual adjustment to control the bending process, when bending the aluminum plastic plate, the traditional device cannot adjust the pressing force and position in real time according to the profile of the top block, and the aluminum plastic plate often does not fit tightly with the top block, resulting in large bending angle deviation and obvious shape error. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a bending device for aluminum plastic furniture processing, which solves the problem of large bending angle deviation and obvious shape error caused by the lack of a synchronous linkage mechanism of electric telescopic rods, often relying on mechanical limiting or manual adjustment to control the bending process, when bending the aluminum plastic plate, the traditional device cannot adjust the pressing force and position in real time according to the profile of the top block, and the aluminum plastic plate often does not fit tightly with the top block.

[0005] To solve the above technical problems, the utility model is realized by the following technical schemes:

[0006] The utility model relates to a bending device for aluminum plastic furniture processing, which comprises a support seat, a control panel arranged on the support seat, a bending part arranged on the support seat for bending the aluminum plastic plate, and two anti-reverse parts installed on the support seat for adjusting the distance between the bending parts.

[0007] Further, the bending part comprises a conveying assembly arranged on the support base for feeding the aluminum plastic plate, and a bending assembly installed on the support base for bending the aluminum plastic plate; wherein the conveying assembly can ensure the stability of the aluminum plastic plate during feeding, and the bending assembly can prevent over-feeding during bending.

[0008] Further, the anti-reverse part comprises a threaded rod rotatably connected to the support base, the right side of the threaded rod extending out of the support base, a handle fixedly connected to the right side of the threaded rod, a ratchet fixedly connected to the right side of the support base, and a limiting piece arranged on the threaded rod; wherein the rotation of the threaded rod is limited by the limiting piece and the threaded rod, and when the handle is rotated, the threaded rod will move with the limiting piece on the ratchet, and when the movement is stopped, the limiting piece will be limited by the ratchet.

[0009] Further, the conveying assembly comprises a chute opened in the support base, two sliding blocks one slidably connected in the chute, two rotating shafts one rotatably connected to the left sliding block one, friction rollers fixedly connected to the outer walls of the two rotating shafts one, gears fixedly connected to the outer walls of the two rotating shafts one, the two gears being in meshing engagement, a motor one fixedly connected to the inner wall of the left sliding block one, an output shaft of the motor one fixedly connected to the rotating shaft one above through a shaft coupling, and a limiting plate one fixedly connected to the front side of the left sliding block one; wherein the two gears rotate in opposite directions, and the two rotating shafts one move with the two friction rollers, and the friction rollers move to the right to convey the aluminum plastic plate.

[0010] Further, the bending assembly comprises a rotating shaft two rotatably connected to the right sliding block one, a rotating disc fixedly connected to the outer wall of the rotating shaft two, a top block fixedly connected to the front side of the rotating disc, a motor two fixedly connected to the inner wall of the left sliding block one, an output shaft of the motor two fixedly connected to the rotating shaft two through a shaft coupling, a fixed plate fixedly connected to the outer wall of the rotating disc, an electric telescopic rod one fixedly connected to the fixed plate, and a sliding piece arranged on the left sliding block one; wherein when the electric telescopic rod one on the fixed plate extends forward, the aluminum plastic plate is limited on the top block, the rotating shaft two rotates with the rotating disc and the top block when the motor two is started, and the aluminum plastic plate is bent by the limitation of the sliding piece.

[0011] Further, the limiting piece comprises a sliding rod connected to the threaded rod, the sliding rod penetrates the threaded rod, the sliding rod is connected with a limiting plate two, the outer wall of the sliding rod is sleeved with a spring two, the side of the sliding rod away from the threaded rod is fixedly connected with a limiting block, the side of the spring two away from the threaded rod is fixedly connected with the limiting block, and the side of the spring two close to the threaded rod is fixedly connected with the limiting plate two.

[0012] Further, the sliding piece comprises two fixed blocks fixedly connected to the front side of the left sliding block one, two sliding rods one are fixedly connected between the two fixed blocks, two sliding blocks two are slidably connected to the outer walls of the two sliding rods one, two springs one are sleeved with the outer walls of the sliding rods one on the rear side, the sides of the two springs one close to each other are fixedly connected with the sliding blocks two, the sides of the two springs one away from each other are fixedly connected with the two fixed blocks, and the bottom of the sliding block two is fixedly connected with an electric telescopic rod two.

[0013] The utility model has the advantages of the following:

[0014] 1、Through setting the bending part, after the adjustment of the slider is completed, the aluminum plastic plate is placed between the two friction rollers, then it is placed on the top block again through the limiting plate one, then the electric telescopic rod one and the electric telescopic rod two are started, then the electric telescopic rod one and the rotating shaft two are pushed to contact the aluminum plastic plate, then the motor two is started, when the motor two rotates, the rotating shaft two rotates with the rotating disc and the top block, when the rotating disc rotates, the fixed plate rotates with it, at the same time, the electric telescopic rod one also moves to cooperate with the movement of the top block to fix the aluminum plastic plate on the outer wall, at this time, the aluminum plastic plate is bent along the bending degree of the top block, at this time, the rotating shaft two presses the aluminum plastic plate to make the aluminum plastic plate completely adhere to the top block, when the aluminum plastic plate is bent, it moves, at this time, the electric telescopic rod two cooperates with the movement of the aluminum plastic plate, so that the electric telescopic rod two does not separate from the aluminum plastic plate, when the electric telescopic rod two moves, the slider two slides on the slide rod one, when the slider two slides, the right spring one is compressed and the left spring one is stretched to cooperate with the movement of the electric telescopic rod two, after the bending is completed, the two springs one resets the slider two, then the motor one is started, when the motor one rotates, the upper rotating shaft one rotates, when the upper rotating shaft one rotates, the gear on the outer wall rotates to rotate the lower gear, the rotation of the two gears makes the two rotating shafts one relatively move, when the two rotating shafts one move, the two friction rollers rotate, when the two friction rollers rotate, the aluminum plastic plate is conveyed to the right, at the same time, the aluminum plastic plate passes through the limiting plate one, so that the effect of stable conveying is achieved, after the conveying is completed, the motor two is started again to bend the aluminum plastic plate, the electric telescopic rod one moves synchronously to make the aluminum plastic plate closely adhere to the bending contour of the top block, so that the bending angle and shape are accurately controlled, and it is ensured that the bending can reach the design expectation every time.

[0015] 2、Through setting the anti-reverse part, the distance between the two sliders one is adjusted according to the length of the aluminum plastic plate to be bent, when adjusting, the handle is rotated, when the handle rotates, the threaded rod rotates on the support seat, when the threaded rod rotates, the slider one on the outer wall slides in the sliding groove, when the threaded rod rotates, the slide rod, the limiting plate two, the spring two and the limiting block move, when the limiting block moves, it moves to the threaded rod due to the limitation of the handle, when the limiting block moves, it extrudes the spring two, with the movement of the limiting block, the teeth on the threaded rod are matched, after the slider one reaches the appropriate position, the limiting block is completely matched with the ratchet, so that the effect of preventing the threaded rod from reversing is achieved, the distance between the two sliders one can be accurately controlled to accurately match the length of the aluminum plastic plate, and the plate positioning deviation caused by improper distance is avoided.

[0016] Of course, any product implementing the present application does not necessarily need to achieve all the advantages described above. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the drawings needed for the embodiment description will be briefly introduced as follows. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative effort on the basis of these drawings.

[0018] Figure 1 It is a schematic diagram of the overall structure of the present application.

[0019] Figure 2 It is a schematic diagram of the partial cross-sectional structure of the left side of the present application.

[0020] Figure 3 It is a schematic diagram of the partial cross-sectional structure of the right side of the present application.

[0021] Figure 4 It is a schematic diagram of the partial cross-sectional structure of the right side of the present application. Figure 3 It is a schematic diagram of the enlarged structure of A in the present application.

[0022] Figure 5 It is a schematic diagram of the enlarged structure of B in the present application. Figure 2 It is a schematic diagram of the enlarged structure of B in the present application.

[0023] Figure 6 It is a schematic diagram of the partial cross-sectional structure of the anti-reverse part of the present application.

[0024] Figure 7 It is a schematic diagram of the enlarged structure of C in the present application. Figure 2 It is a schematic diagram of the enlarged structure of C in the present application.

[0025] In the drawings, the component list represented by each reference numeral is as follows:

[0026] 111, support seat; 112, control panel; 2, bending part; 21, conveying assembly; 211, sliding groove; 212, sliding block one; 213, rotating shaft one; 214, friction roller; 215, gear; 216, motor one; 217, limiting plate one; 22, bending assembly; 221, rotating shaft two; 222, rotating disc; 223, top block; 224, motor two; 225, fixed plate; 226, electric telescopic rod one; 227, fixed block; 228, sliding rod one; 229, sliding block two; 2210, spring one; 2211, electric telescopic rod two; 3, anti-reverse part; 311, threaded rod; 312, handle; 313, ratchet wheel; 314, sliding rod; 315, limiting plate two; 316, spring two; 317, limiting block. DETAILED DESCRIPTION

[0027] Clearly, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of protection of the present application.

[0028] Please refer to Figures 1-7As shown, the utility model is a kind of bending device for aluminium plastic furniture processing, including support seat 111, and setting control panel 112 on support seat 111, still including: bending part 2, bending part 2 is set on support seat 111, for bending aluminium plastic plate;And, prevent reverse part 3, prevent reverse part 3 is provided with two, two prevent reverse part 3 installation on support seat 111, for adjusting the distance between bending part 2;Wherein, adjust prevent reverse part 3 to make bending part 2 can adapt to aluminium plastic plate of different length, also can ensure the stability when bending part 2 operates, bending part 2 includes conveying assembly 21, conveying assembly 21 is set on support seat 111, for the feeding of aluminium plastic plate;And, bending assembly 22, bending assembly 22 is installed on support seat 111, for the bending of aluminium plastic plate;Wherein, conveying assembly 21 can ensure the stability of aluminium plastic plate when feeding, when bending assembly 22 is bent, it will not feed more, conveying assembly 21 includes the chute 211 being opened in support seat 111, two sliding blocks one 212 are slidably connected in chute 211, two rotating shafts one 213 are rotatably connected on the left sliding block one 212, the outer wall of two rotating shafts one 213 is fixedly connected with friction roller 214, the outer wall of two rotating shafts one 213 is fixedly connected with gear 215, two gears 215 are engaged, the inner wall of left sliding block one 212 is fixedly connected with motor one 216, the output shaft of motor one 216 is fixed with the rotating shaft one 213 above through coupling, the front side of left sliding block one 212 is fixedly connected with limit stop one 217;Wherein, the rotating direction of two gears 215 is reverse rotation, then two rotating shafts one 213 are moved with two friction rollers 214, when friction roller 214 moves, aluminium plastic plate will be conveyed to right side, bending assembly 22 includes rotating shaft two 221 being rotatably connected on the right sliding block one 212, the outer wall of rotating shaft two 221 is fixedly connected with turntable 222, the front side of turntable 222 is fixedly connected with top block 223, the inner wall of left sliding block one 212 is fixedly connected with motor two 224, the output shaft of motor two 224 is fixed with rotating shaft two 221 through coupling, the outer wall of turntable 222 is fixedly connected with fixed plate 225, fixed plate 225 is fixedly connected with electric telescopic rod one 226, sliding member is arranged on left sliding block one 212;The electric telescopic rod one 226 on the fixed plate 225 limits the aluminum plastic plate on the top block 223 when it extends forward, the rotating shaft two 221 drives the rotating disc 222 and the top block 223 to rotate when the motor two 224 is started, and the aluminum plastic plate is bent through the limitation of the sliding part. The sliding part comprises two fixed blocks 227 fixedly connected to the front side of the left sliding block one 212, two sliding rods one 228 fixedly connected between the two fixed blocks 227, sliding block two 229 in outer wall sliding connection with the two sliding rods one 228, two springs one 2210 sleeved on the outer wall of the sliding rod one 228 at the rear side, the two springs one 2210 are fixedly connected with the sliding block two 229 on the side close to each other, the two springs one 2210 are fixedly connected with the two fixed blocks 227 on the side away from each other, and the bottom of the sliding block two 229 is fixedly connected with the electric telescopic rod two 2211. When the electric telescopic rod two 2211 extends downward, it can press the aluminum plastic plate, and when it rotates, it can make the aluminum plastic plate completely adhere to the top block 223, so as to ensure that the bending degree is consistent with the top block 223. When the aluminum plastic plate is sliding to the right side, the electric telescopic rod two 2211 and the sliding block two 229 will move with it, and the two springs one 2210 on both sides will be compressed and stretched respectively. By setting the bending part 2, the electric telescopic rod one 226 moves synchronously, which can make the aluminum plastic plate closely adhere to the bending contour of the top block 223, so as to accurately control the bending angle and shape, and ensure that each bending can reach the design expectation.

[0029] The anti-reverse part 3 comprises a threaded rod 311 rotationally connected to the support base 111, the right side of the threaded rod 311 extending out of the support base 111, the right side of the threaded rod 311 being fixedly connected with a handle 312, the right side of the support base 111 being fixedly connected with a ratchet wheel 313, and the threaded rod 311 being provided with a limiting piece; wherein the rotation of the threaded rod 311 is prevented through the limiting piece and the threaded rod 311, the threaded rod 311 running on the ratchet wheel 313 with the limiting piece when the handle 312 is rotated, and the limiting piece being limited by the ratchet wheel 313 when the movement is stopped, the limiting piece comprising a sliding rod 314 slidingly connected to the threaded rod 311, the sliding rod 314 penetrating through the threaded rod 311, the sliding rod 314 being slidingly connected with a limiting plate two 315, a spring two 316 being sleeved on the outer wall of the sliding rod 314, a limiting block 317 being fixedly connected to the side of the sliding rod 314 away from the threaded rod 311, the side of the spring two 316 away from the threaded rod 311 being fixedly connected with the limiting block 317, and the side of the spring two 316 close to the threaded rod 311 being fixedly connected with the limiting plate two 315; wherein the sliding rod 314, the limiting plate two 315, the spring two 316 and the limiting block 317 rotate with the threaded rod 311 when the threaded rod 311 rotates, the limiting block 317 being extruded and limited by the threaded rod 311 when rotating, so that the sliding rod 314 slides on the threaded rod 311, the interval between the two sliding blocks one 212 being accurately controlled through the arrangement of the anti-reverse part 3, so that the length of the aluminum-plastic plate is accurately matched, and the positioning deviation of the aluminum-plastic plate due to improper interval is avoided.

[0030] One specific application of the embodiment is: in use, the distance between the two sliders 212 is adjusted according to the length of the aluminum plastic plate that needs to be bent, and the handle 312 is rotated during the adjustment, and the threaded rod 311 will rotate on the support seat 111 when the handle 312 is rotated, and the slider 212 on the outer wall of the threaded rod 311 will slide in the sliding groove 211 when the threaded rod 311 rotates, and the sliding rod 314, the limiting plate 315, the spring 316 and the limiting block 317 will move when the threaded rod 311 rotates, and the limiting block 317 will move towards the threaded rod 311 due to the limitation of the handle 312 when the limiting block 317 is moved, and the spring 316 will be compressed when the limiting block 317 moves, and the limiting block 317 will be fully matched with the ratchet wheel 313 after the slider 212 reaches the appropriate position through the teeth on the threaded rod 311, thereby achieving the effect of preventing the threaded rod 311 from reversing, and after the adjustment of the slider 212 is completed, the aluminum plastic plate is placed between the two friction rollers 214, then passes through the limiting plate 217 and is placed on the top block 223, then the electric telescopic rod 226 and the electric telescopic rod 2211 are started, and the electric telescopic rod 226 and the rotating shaft 221 are contacted with the aluminum plastic plate under the push of the electric telescopic rod 226 and the rotating shaft 221, then the motor 224 is started, and the rotating shaft 221 will rotate with the turntable 222 and the top block 223 when the motor 224 rotates, and the fixed plate 225 will rotate with the turntable 222 when the turntable 222 rotates, and the electric telescopic rod 226 will also move to cooperate with the movement of the top block 223, thereby fixing the aluminum plastic plate on the outer wall of the top block 223, at this time the aluminum plastic plate will be bent along the bending degree of the top block 223, at this time the rotating shaft 221 will press the aluminum plastic plate to make the aluminum plastic plate completely adhere to the top block 223, and the electric telescopic rod 2211 will cooperate with the movement of the aluminum plastic plate when the aluminum plastic plate moves during bending, thereby making the electric telescopic rod 2211 not separate from the aluminum plastic plate, and the sliding block 229 will slide on the sliding rod 228 when the electric telescopic rod 2211 moves, and the right spring 2210 will be compressed and the left spring 2210 will be stretched when the sliding block 229 slides, thereby cooperating with the movement of the electric telescopic rod 2211, and the sliding block 229 will be reset by the two springs 2210 after bending is completed, then the motor 216 is started, and the upper rotating shaft 213 will rotate when the motor 216 rotates, and the gear 215 on the outer wall of the upper rotating shaft 213 will rotate to drive the lower gear 215 to rotate, and the two rotating shafts 213 will move relatively when the two gears 215 rotate, and the two friction rollers 214 will rotate when the two rotating shafts 213 move, and the aluminum plastic plate will be conveyed to the right side when the two friction rollers 214 rotate, and the aluminum plastic plate will pass through the limiting plate 217, thereby achieving the effect of stable conveying, and the aluminum plastic plate is bent again after conveying is completed.

[0031] In the description of the present specification, the description referring to the terms "one embodiment", "an example", "a specific example" and the like means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms does not necessarily mean the same embodiment or example. Furthermore, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0032] The preferred embodiments of the present application disclosed above are only used to help explain the present application. The preferred embodiments do not describe all the details and limit the present application to the specific embodiments described. Obviously, according to the content of the present specification, many modifications and changes can be made. The present specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the present application, so that the persons skilled in the art can well understand and utilize the present application. The present application is limited by the claims and the entire scope and equivalents thereof.

Claims

1. A bending device for processing aluminum-plastic furniture, comprising a support base (111) and a control panel (112) disposed on the support base (111), characterized in that, Also includes: The bending part (2) is provided on the support base (111) and is used to bend the aluminum composite panel; as well as Anti-reverse part (3), two anti-reverse parts (3) are provided, and the two anti-reverse parts (3) are installed on the support base (111) for adjusting the distance between the bending parts (2); The anti-reverse adjustment part (3) enables the bending part (2) to adapt to aluminum composite panels of different lengths and ensures the stability of the bending part (2) during operation.

2. The bending device for aluminum-plastic furniture processing according to claim 1, characterized in that, The bending section (2) includes a conveying assembly (21), which is mounted on a support base (111) and is used for feeding the aluminum composite panel; and A bending assembly (22) is mounted on a support (111) for bending aluminum composite panels; Among them, the conveying component (21) can ensure the stability of the aluminum composite panel during feeding, and the bending component (22) will not feed too much material when bending.

3. The bending device for aluminum-plastic furniture processing according to claim 2, characterized in that, The anti-reverse part (3) includes a threaded rod (311) rotatably connected to the support base (111), the right side of the threaded rod (311) extends to the outside of the support base (111), a handle (312) is fixedly connected to the right side of the threaded rod (311), a ratchet (313) is fixedly connected to the right side of the support base (111), and a limit member is provided on the threaded rod (311); The limiting member and the threaded rod (311) can prevent the threaded rod (311) from rotating. When the handle (312) is turned, the threaded rod (311) will carry the limiting member on the ratchet (313). When the movement stops, the limiting member will be limited by the ratchet (313).

4. The bending device for aluminum-plastic furniture processing according to claim 3, characterized in that, The conveying assembly (21) includes a groove (211) formed on a support base (111). Two sliders (212) are slidably connected in the groove (211). Two rotating shafts (213) are rotatably connected to the slider (212) on the left side. Friction rollers (214) are fixedly connected to the outer walls of the two rotating shafts (213). Gears (215) are fixedly connected to the outer walls of the two rotating shafts (213). The two gears (215) mesh with each other. A motor (216) is fixedly connected to the inner wall of the slider (212) on the left side. The output shaft of the motor (216) is fixed to the rotating shaft (213) on the upper side through a coupling. A limit plate (217) is fixedly connected to the front side of the slider (212) on the left side. Among them, the two gears (215) rotate in opposite directions, and then through the two rotating shafts (213), they drive the two friction rollers (214) to move relative to each other. When the friction rollers (214) move, they will transport the aluminum-plastic sheet to the right.

5. A bending device for aluminum-plastic furniture processing according to claim 4, characterized in that, The bending assembly (22) includes a second rotating shaft (221) rotatably connected to the right slider (212). A turntable (222) is fixedly connected to the outer wall of the second rotating shaft (221). A top block (223) is fixedly connected to the front side of the turntable (222). A second motor (224) is fixedly connected to the inner wall of the left slider (212). The output shaft of the second motor (224) is fixedly connected to the second rotating shaft (221) via a coupling. A fixing plate (225) is fixedly connected to the outer wall of the turntable (222). An electric telescopic rod (226) is fixedly connected to the fixing plate (225). A sliding member is provided on the left slider (212). When the electric telescopic rod 1 (226) on the fixed plate (225) extends forward, it will restrict the aluminum-plastic panel on the top block (223). When the motor 2 (224) is started, the rotating shaft 2 (221) will rotate with the turntable (222) and the top block (223), and the aluminum-plastic panel will bend due to the restriction of the sliding part.

6. A bending device for processing aluminum-plastic furniture according to claim 5, characterized in that, The limiting component includes a slide rod (314) slidably connected to the threaded rod (311), the slide rod (314) passing through the threaded rod (311), a limiting plate (315) slidably connected to the slide rod (314), a spring (316) sleeved on the outer wall of the slide rod (314), a limiting block (317) fixedly connected to the side of the slide rod (314) away from the threaded rod (311), a limiting block (317) fixedly connected to the side of the spring (316) away from the threaded rod (311), and a limiting plate (315) fixedly connected to the side of the spring (316) close to the threaded rod (311). When the threaded rod (311) rotates, it will cause the slide rod (314), the second limiting plate (315), the second spring (316) and the limiting block (317) to rotate as well. When rotating, the limiting block (317) will be squeezed and restricted by the threaded rod (311), so that the slide rod (314) slides on the threaded rod (311).

7. A bending device for processing aluminum-plastic furniture according to claim 6, characterized in that, The sliding component includes two fixed blocks (227) fixedly connected to the front side of the left slider (212), two sliding rods (228) fixedly connected between the two fixed blocks (227), and a slider (229) slidably connected to the outer wall of the two sliding rods (228). Two springs (2210) are sleeved on the outer wall of the sliding rod (228) located on the rear side. The sides of the two springs (2210) that are close to each other are fixedly connected to the slider (229), and the sides of the two springs (2210) that are far apart from each other are fixedly connected to the two fixed blocks (227). An electric telescopic rod (2211) is fixedly connected to the bottom of the slider (229). When the electric telescopic rod 2 (2211) extends downward, it will press the aluminum-plastic panel. When it rotates, it will make the aluminum-plastic panel completely fit with the top block (223), thus ensuring that the curvature is consistent with the top block (223). When the aluminum-plastic panel is slid to the right, the electric telescopic rod 2 (2211) and the slider 2 (229) will move with it, and the springs 1 (2210) on both sides will be compressed and stretched respectively.

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