A new type of sheet metal two-way folding equipment

Abstract

The invention discloses a novel sheet metal bidirectional folding device, which comprises a frame, a workbench, a lower tool holder and a lifting servo motor assembly for driving the lower tool holder to lift, an upper tool holder capable of cooperating with the lower tool holder to clamp the sheet metal and an upper clamping servo motor assembly for driving the upper tool holder to move up and down, a folding beam for unidirectional folding of the sheet metal and a folding servo motor assembly for driving the folding beam to rotate, the lifting servo motor assembly and the upper clamping servo motor assembly respectively drive the lower tool holder and the upper tool holder after clamping the sheet metal to move upward so that the edge of the sheet metal is pressed against the folding plane of the folding beam after rotating upward, so that the edge of the sheet metal is folded downward; a servo positioning device is provided on the frame, the servo positioning device comprises a gantry, a positioning platform and a synchronous driving mechanism for driving the two sides of the positioning platform to move synchronously, the gantry is installed across the frame, the workbench is installed on the positioning platform and can move with the movement of the positioning platform.

Description

Technical Field

[0001] The invention relates to the technical field of sheet metal processing, in particular to a novel sheet metal bidirectional folding device. Background Art

[0002] Frequent sheet metal design updates and increasingly smaller production batches place higher demands on the versatility and flexibility of sheet metal processing equipment.

[0003] The most common equipment for sheet metal bending is the bending machine. The bending machine adopts the working principle of three-point bending. The sheet needs to be supported during the bending process, which is inconvenient to operate, increases labor intensity, and reduces work efficiency. In addition, when the sheet metal needs to be double-sided, after the sheet metal is folded forward, it is necessary to pull the sheet metal out, turn it over, and then put it back in, and finally achieve reverse folding. The operation is extremely cumbersome, which increases labor intensity and reduces work efficiency.

[0004] In view of this, the inventor proposes the following technical solution. Summary of the invention

[0005] The purpose of the present invention is to overcome the deficiencies of the prior art and provide a novel sheet metal bidirectional folding device.

[0006] In order to solve the above technical problems, the present invention adopts the following technical solutions: the new sheet metal bidirectional folding equipment includes a frame, a workbench installed on the frame, a lower tool holder installed on the frame and a lifting servo motor assembly for driving the lower tool holder to lift and lower, an upper tool holder installed on the frame in an up-and-down manner and capable of cooperating with the lower tool holder to clamp the sheet metal placed on the workbench and an upper clamping servo motor assembly for driving the upper tool holder to move up and down, a folding beam installed on the frame and rotatable to perform bidirectional folding on the sheet metal clamped by the upper tool holder and the lower tool holder, and a folding servo motor assembly for driving the folding beam to rotate, a lifting servo motor assembly for driving the upper tool holder to rotate and a lower tool holder for driving the lower tool holder to rotate and a lower tool holder for driving the lower tool holder to rotate and a lower tool holder for driving the lower tool holder to rotate and a lower tool holder for driving the lower tool holder to rotate and a lower tool holder for driving the lower tool holder to rotate and a lower tool holder for driving the lower tool holder to rotate and a lower tool holder for driving the upper ... The servo motor assembly and the upper clamping servo motor assembly respectively drive the lower tool holder and the upper tool holder after clamping the sheet metal to move upward so that the edge of the sheet metal is pressed against the folding plane of the folding beam after rotating upward, so that the edge of the sheet metal is folded downward, and the rear end of the workbench extends out of the frame; a servo positioning device is provided on the frame, and the servo positioning device includes a gantry, a positioning platform installed on the gantry in a manner that can slide back and forth, and a synchronous driving mechanism for driving both sides of the positioning platform to move synchronously back and forth on the gantry, the gantry is installed across the frame, and the workbench is installed on the positioning platform and can move with the movement of the positioning platform.

[0007] Furthermore, in the above technical solution, the lifting servo motor assembly and the upper clamping servo motor assembly are driven by a servo motor in combination with a reducer; the folding servo motor assembly is driven by a servo motor in combination with a reducer and an absolute encoder.

[0008] Furthermore, in the above technical solution, the folding beam is a hollow structure; the folding beam includes a folding beam body with a hollow structure, sleeves formed on both sides of the upper end of the folding beam body, and a folding tool installed on the upper end of the folding beam body, the sleeve is installed on a pivot arranged on the frame, the lower end of the folding beam body is drooping, and the upper end of the folding tool has a folding plane, and the pivot is driven to rotate by a folding servo motor assembly.

[0009] Furthermore, in the above technical solution, the upper tool holder is a hollow structure; the upper tool holder includes an upper tool holder body with a hollow structure and an upper clamping plate installed at the lower end of the upper tool holder body, the lower end of the upper clamping plate is in a pointed shape, and an upper clamping slope is provided at the end of the upper clamping plate.

[0010] Furthermore, in the above technical solution, the lower tool holder is a hollow structure; the lower tool holder includes a lower tool holder body with a hollow structure and a lower clamping plate installed on the upper end of the lower tool holder body, and the upper end of the lower clamping plate is provided with a lower clamping slope adapted to the upper clamping slope.

[0011] Furthermore, in the above technical solution, the workbench is provided with a plurality of open slots.

[0012] Furthermore, in the above technical solution, the synchronous drive mechanism includes a first synchronous wheel synchronous belt assembly and a second synchronous wheel synchronous belt assembly respectively arranged on both sides of the gantry, a synchronous shaft installed on the upper end of the gantry and used to drive the first synchronous wheel synchronous belt assembly and the second synchronous wheel synchronous belt assembly to work synchronously, and a reducer and a servo motor for driving the synchronous shaft to rotate, and the two ends of the positioning platform are respectively connected to the first synchronous wheel synchronous belt assembly and the second synchronous wheel synchronous belt assembly; the structure of the second synchronous wheel synchronous belt assembly is the same as that of the first synchronous wheel synchronous belt assembly.

[0013] Furthermore, in the above technical solution, the first synchronous wheel and synchronous belt assembly includes a first synchronous wheel and a second synchronous wheel installed at the upper and lower ends of one side of the gantry, and a first synchronous belt connected to the first synchronous wheel and the second synchronous wheel; the first synchronous wheel is also sleeved on the synchronous shaft and linked; the side of the positioning platform is fixedly connected to the first synchronous belt through a connecting seat assembly.

[0014] Furthermore, in the above technical solution, a mounting seat with adjustable relative tightness is provided at the lower end of one side of the gantry; the second synchronous wheel is installed on the mounting seat and can rotate relative to the mounting seat.

[0015] Furthermore, in the above technical solution, a horizontally distributed first slide rail is provided on one side of the gantry, and a plurality of first running wheels and second running wheels are provided on both sides of the connecting seat assembly, and the first running wheels and the second running wheels are clamped on the upper and lower sides of the first slide rail.

[0016] After adopting the above technical scheme, the present invention has the following beneficial effects compared with the prior art: when the present invention is working, the synchronous driving mechanism of the servo positioning device drives the two sides of the positioning platform to move synchronously back and forth on the gantry, so that the workbench installed on the positioning platform can run stably and with high precision, and the workbench of the sheet metal folding equipment can reach the predetermined position, that is, the present invention can automatically position the sheet metal, accurately position the rear stopper, provide a positioning reference, ensure that the forming size of the sheet metal workpiece is consistent, and adopt full servo electric control to ensure the accuracy, consistency and repeatability of sheet metal forming, and greatly reduce the labor intensity, and is extremely simple to operate and has extremely high work efficiency. Subsequently, the upper clamping servo motor assembly drives the upper tool holder to move downward, and the upper tool holder cooperates with the lower tool holder to clamp the sheet metal to achieve the positioning of the sheet metal and prevent the sheet metal from moving during the folding process and affecting the folding quality. Finally, the folding servo motor assembly drives the folding beam to rotate from bottom to top to perform one-way upward folding on the sheet metal, that is, front folding. The present invention does not require hand support during the folding process, which is more convenient to operate, greatly reduces labor intensity, improves work efficiency, and ensures the quality of folding. Subsequently, the folding beam is kept stationary, and the upper clamping servo motor assembly drives the upper tool holder to move upward to loosen the sheet metal. The servo positioning device drives the workbench to move precisely into place to ensure that the edge of the sheet metal is finely folded. The upper tool holder protrudes out of the lower tool holder and the upper tool holder, the upper clamping servo motor assembly drives the upper tool holder to move downward, and the upper tool holder cooperates with the lower tool holder to clamp the sheet metal. Then, the lifting servo motor assembly and the upper clamping servo motor assembly respectively drive the lower tool holder and the upper tool holder after clamping the sheet metal to move upward so that the edge of the sheet metal is pressed against the folding plane of the folding beam after rotating upward, so that the edge of the sheet metal is folded downward. Finally, the folding servo motor assembly drives the folding beam to rotate from top to bottom to complete the reverse folding. That is to say, the present invention can realize two-way folding on both sides, without the need to turn over the sheet metal laboriously, which is more convenient to operate, further reduces labor intensity, and further improves processing efficiency and bending quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 is a stereogram of the present invention;

[0018] Figure 2 is a cross-sectional view of the present invention;

[0019] Figure 3 yes Figure 2 A partial enlarged schematic diagram of part A.

[0020] Figure 4 It is a working state diagram of the present invention;

[0021] Figure 5 is a top view of the present invention;

[0022] Figure 6 is a front view of the servo positioning device of the present invention;

[0023] Figure 7 is a three-dimensional diagram of the servo positioning device of the present invention;

[0024] Figure 8 yes Figure 6 Cross-sectional view along BB direction;

[0025] Fig. 9 yes Figure 6 Cross-sectional view along CC direction. DETAILED DESCRIPTION

[0026] The present invention is further described below in conjunction with specific embodiments and drawings.

[0027] See Figure 1-9As shown, a novel sheet metal bidirectional folding device comprises a frame 1, a workbench 2 mounted on the frame 1, a lower tool holder 3 mounted on the frame 1 and a lifting servo motor assembly for driving the lower tool holder 3 to lift and lower, an upper tool holder 5 mounted on the frame 1 in a manner that can move up and down and can cooperate with the lower tool holder 3 to clamp the sheet metal placed on the workbench 2 and an upper clamping servo motor assembly for driving the upper tool holder 5 to move up and down, a folding beam 7 mounted on the frame 1 and rotatable to perform bidirectional folding on the sheet metal clamped by the upper tool holder 5 in cooperation with the lower tool holder 3 and a folding servo motor assembly for driving the folding beam 7 to rotate, a lifting servo motor assembly and an upper clamping servo motor assembly The lower tool holder 3 and the upper tool holder 5 are respectively driven to move upward after clamping the sheet metal so that the edge of the sheet metal is pressed against the folding plane 741 of the folding beam 7 that rotates upward, so that the edge of the sheet metal is folded downward, and the rear end of the workbench 2 extends out of the frame 1; a servo positioning device 8 is provided on the frame 1, and the servo positioning device 8 includes a gantry 81, a positioning platform 82 installed on the gantry 81 in a manner that can slide back and forth, and a synchronous driving mechanism 83 for driving both sides of the positioning platform 82 to move synchronously back and forth on the gantry 81, the gantry 81 is installed across the frame 1, and the workbench 2 is installed on the positioning platform 82 and can move with the movement of the positioning platform 82. When the present invention is working, the synchronous driving mechanism 83 of the servo positioning device 8 drives the two sides of the positioning platform 82 to move synchronously back and forth on the gantry 81, so that the workbench 2 installed on the positioning platform 82 can run stably and with high precision, and the workbench of the sheet metal folding equipment can reach the predetermined position. That is, the present invention can automatically position the sheet metal, accurately position the rear stopper, provide a positioning reference, ensure that the forming size of the sheet metal workpiece is consistent, and adopt full servo electric control to ensure the accuracy, consistency and repeatability of sheet metal forming, and greatly reduce the labor intensity, and is extremely simple to operate and has extremely high work efficiency.Subsequently, the upper clamping servo motor assembly drives the upper tool holder 5 to move downward, and the upper tool holder 5 cooperates with the lower tool holder 3 to clamp the sheet metal to achieve the positioning of the sheet metal and prevent the sheet metal from moving during the folding process and affecting the folding quality. Finally, the folding servo motor assembly drives the folding beam 7 to rotate from bottom to top to perform a one-way upward folding on the sheet metal, that is, a front folding. The present invention does not require hand support during the folding process, which is more convenient to operate, greatly reduces labor intensity, and improves work efficiency, ensuring the quality of folding. Subsequently, the folding beam 7 is kept stationary, and the upper clamping servo motor assembly drives the upper tool holder 5 to move upward to loosen the sheet metal. The servo positioning device 8 drives the workbench 2 to move precisely into place to ensure that the edge of the sheet metal is accurately protruded again. Out of the lower tool holder 3 and the upper tool holder 5, the upper clamping servo motor assembly drives the upper tool holder 5 to move downward, and the upper tool holder 5 cooperates with the lower tool holder 3 to clamp the sheet metal. Then, the lifting servo motor assembly and the upper clamping servo motor assembly respectively drive the lower tool holder 3 and the upper tool holder 5 to move upward after clamping the sheet metal so that the edge of the sheet metal is pressed against the folding plane 741 of the folding beam 7 after rotating upward, so that the edge of the sheet metal is folded downward. Finally, the folding servo motor assembly drives the folding beam 7 to rotate from top to bottom to complete the reverse folding. That is to say, the present invention can achieve two-way folding on both sides without the need to turn over the sheet metal, which is more convenient to operate, further reduces labor intensity, and further improves processing efficiency and bending quality.

[0028] The lifting servo motor assembly and the upper clamping servo motor assembly are both driven by a servo motor in combination with a reducer; the folding servo motor assembly is driven by a servo motor in combination with a reducer and an absolute encoder, which increases the accuracy of the flipping angle when folding the sheet metal, makes the sheet metal forming angle more precise, and makes the product size more stable. The servo motor runs smoothly, avoiding vibration, ensuring the quality of the sheet metal folding, and can also achieve high speed, high precision and long life, making the present invention extremely competitive in the market.

[0029] The folding beam 7 is a hollow structure. The folding beam 7 includes a folding beam body 71 with a hollow structure, a sleeve 72 formed on both sides of the upper end of the folding beam body 71, and a folding tool 74 installed on the upper end of the folding beam body 71, the sleeve 72 is installed on a pivot 73 provided on the frame 1, the lower end of the folding beam body 71 hangs down, and the upper end of the folding tool 74 has a folding plane 741, and the pivot 73 is driven to rotate by a folding servo motor assembly.

[0030] The upper tool holder 5 is a hollow structure and includes an upper tool holder body 51 having a hollow structure and an upper clamping plate 52 mounted on the lower end of the upper tool holder body 51 . The lower end of the upper clamping plate 52 is in a pointed shape, and an upper pressing inclined surface 521 is provided at the end of the upper clamping plate 52 .

[0031] The lower tool holder 3 is a hollow structure and includes a lower tool holder body 31 having a hollow structure and a lower clamping plate 32 mounted on the upper end of the lower tool holder body 31 , wherein the upper end of the lower clamping plate 32 is provided with a lower clamping slope 321 adapted to the upper clamping slope 521 .

[0032] The workbench 2 is provided with a plurality of opening slots 21, which can achieve the effect of leaking dust without hiding dust.

[0033] The synchronous drive mechanism 83 includes a first synchronous wheel synchronous belt assembly 831 and a second synchronous wheel synchronous belt assembly respectively arranged on both sides of the gantry 81, a synchronous shaft 832 installed on the upper end of the gantry 81 and used to drive the first synchronous wheel synchronous belt assembly 831 and the second synchronous wheel synchronous belt assembly to work synchronously, and a reducer 833 and a servo motor 834 for driving the synchronous shaft 832 to rotate. The two ends of the positioning platform 82 are respectively connected to the first synchronous wheel synchronous belt assembly 831 and the second synchronous wheel synchronous belt assembly. The synchronous drive mechanism 83 works, and the servo motor 834 in the synchronous drive mechanism cooperates with the reducer 833 to drive the synchronous shaft 832 to rotate, so as to drive the first synchronous wheel synchronous belt assembly 831 and the second synchronous wheel synchronous belt assembly to work synchronously, so that the two ends of the positioning platform 82 move synchronously, and the operation is stable and high-precision, so that the workbench reaches the predetermined position, that is, the present invention can automatically position the sheet metal, accurately position the rear stopper, provide a positioning reference, ensure that the forming size of the sheet metal workpiece is consistent, and adopt full servo electric control to ensure the accuracy, consistency and repeatability of sheet metal forming, and greatly reduce the labor intensity, and the operation is extremely simple and the work efficiency is also extremely high, which makes the present invention have strong market competitiveness.

[0034] The first synchronous wheel and synchronous belt assembly 831 includes a first synchronous wheel 8311 and a second synchronous wheel 8312 installed at the upper and lower ends of one side of the gantry 81, and a first synchronous belt 8313 connected to the first synchronous wheel 8311 and the second synchronous wheel 8312; the first synchronous wheel 8311 is also sleeved on the synchronous shaft 832 and linked; the side of the positioning platform 82 is fixedly connected to the first synchronous belt 8313 through the connecting seat assembly 821, so that the positioning platform is driven to move forward and backward through the first synchronous belt and the connecting seat assembly 821, and the operation is high in accuracy and consistency.

[0035] A mounting seat 8314 with adjustable relative tightness is provided at the lower end of one side of the gantry 81; the second synchronous wheel 8312 is installed on the mounting seat 8314 and can rotate relative to the mounting seat 8314, and the tension of the first synchronous belt can be adjusted by adjusting the mounting seat 8314, and the first synchronous belt can be disassembled and assembled by loosening the mounting seat 8314, which is extremely convenient to use.

[0036] A horizontally distributed first slide rail 811 is provided on one side of the gantry 81, and a plurality of first running wheels 8211 and second running wheels 8212 are provided on both sides of the connecting seat assembly 821. The first running wheels 8211 and the second running wheels 8212 are clamped on both sides of the first slide rail 811, so as to ensure that the connecting seat assembly 821 can move stably back and forth on the gantry 81, and the operation is more stable.

[0037] The structure of the second synchronous wheel synchronous belt assembly is the same as that of the first synchronous wheel synchronous belt assembly 831, and will not be described in detail here. The assembly structure of the second synchronous wheel synchronous belt assembly, the gantry and the positioning platform 82 is also the same as that of the second synchronous wheel synchronous belt assembly, the gantry and the positioning platform 82, and will not be described in detail here.

[0038] To sum up, when the present invention is working, the synchronous drive mechanism 83 of the servo positioning device 8 drives the two sides of the positioning platform 82 to move synchronously back and forth on the gantry 81, so that the workbench 2 installed on the positioning platform 82 can run stably and with high precision, and the workbench of the sheet metal folding equipment can reach a predetermined position. That is, the present invention can automatically position the sheet metal, accurately position the rear stopper, provide a positioning reference, ensure that the forming size of the sheet metal workpiece is consistent, and adopt full servo electric control to ensure the accuracy, consistency and repeatability of sheet metal forming, and greatly reduce the labor intensity, and is extremely simple to operate and has extremely high work efficiency. Subsequently, the upper clamping servo motor assembly drives the upper tool holder 5 to move downward, and the upper tool holder 5 cooperates with the lower tool holder 3 to clamp the sheet metal to achieve the positioning of the sheet metal and prevent the sheet metal from moving during the folding process and affecting the folding quality. Finally, the folding servo motor assembly drives the folding beam 7 to rotate from bottom to top to perform a one-way upward folding on the sheet metal, that is, a front folding. The present invention does not require hand support during the folding process, which is more convenient to operate, greatly reduces labor intensity, and improves work efficiency, ensuring the quality of folding. Subsequently, the folding beam 7 is kept stationary, and the upper clamping servo motor assembly drives the upper tool holder 5 to move upward to loosen the sheet metal. The servo positioning device 8 drives the workbench 2 to move precisely into place to ensure that the edge of the sheet metal is accurately protruded again. Out of the lower tool holder 3 and the upper tool holder 5, the upper clamping servo motor assembly drives the upper tool holder 5 to move downward, and the upper tool holder 5 cooperates with the lower tool holder 3 to clamp the sheet metal. Then, the lifting servo motor assembly and the upper clamping servo motor assembly respectively drive the lower tool holder 3 and the upper tool holder 5 to move upward after clamping the sheet metal so that the edge of the sheet metal is pressed against the folding plane 741 of the folding beam 7 after rotating upward, so that the edge of the sheet metal is folded downward. Finally, the folding servo motor assembly drives the folding beam 7 to rotate from top to bottom to complete the reverse folding. That is to say, the present invention can achieve two-way folding on both sides without the need to turn over the sheet metal, which is more convenient to operate, further reduces labor intensity, and further improves processing efficiency and bending quality.

[0039] Of course, the above description is only a specific embodiment of the present invention and is not intended to limit the scope of implementation of the present invention. All equivalent changes or modifications made according to the structure, characteristics and principles described in the patent application scope of the present invention should be included in the patent application scope of the present invention.

Claims

1. A new type of sheet metal two-way folding equipment, characterized by: The machine comprises a frame (1), a workbench (2) mounted on the frame (1), a lower tool holder (3) mounted on the frame (1) and a lifting servo motor assembly for driving the lower tool holder (3) to move up and down, an upper tool holder (5) mounted on the frame (1) in a manner that allows it to move up and down and can cooperate with the lower tool holder (3) to clamp a sheet metal placed on the workbench (2), and an upper clamping servo motor assembly for driving the upper tool holder (5) to move up and down, a folding beam (7) mounted on the frame (1) and rotatable to perform bidirectional folding on the sheet metal clamped by the upper tool holder (5) and the lower tool holder (3), and a folding servo motor assembly for driving the folding beam (7) to rotate, the lifting servo motor assembly and the upper clamping servo motor assembly respectively driving the lower tool holder (5) after clamping the sheet metal The frame (3) and the upper tool holder (5) move upwards so that the edge of the sheet metal is pressed against the folding plane (741) of the folding beam (7) that rotates upwards, so that the edge of the sheet metal is folded downwards, and the rear end of the workbench (2) extends out of the frame (1); the frame (1) is provided with a servo positioning device (8), the servo positioning device (8) comprises a gantry (81), a positioning platform (82) mounted on the gantry (81) in a manner that can slide forward and backward, and a synchronous driving mechanism (83) for driving both sides of the positioning platform (82) to move synchronously forward and backward on the gantry (81), the gantry (81) is installed across the frame (1), and the workbench (2) is installed on the positioning platform (82) and can move with the movement of the positioning platform (82); The synchronous drive mechanism (83) comprises a first synchronous wheel synchronous belt assembly (831) and a second synchronous wheel synchronous belt assembly respectively arranged on both sides of the gantry (81), a synchronous shaft (832) installed on the upper end of the gantry (81) and used to drive the first synchronous wheel synchronous belt assembly (831) and the second synchronous wheel synchronous belt assembly to work synchronously, and a reducer (833) and a servo motor (834) used to cooperate and drive the synchronous shaft (832) to rotate, and the two ends of the positioning platform (82) are respectively connected to the first synchronous wheel synchronous belt assembly (831) and the second synchronous wheel synchronous belt assembly; the structure of the second synchronous wheel synchronous belt assembly is the same as that of the first synchronous wheel synchronous belt assembly (831); The first synchronous wheel and synchronous belt assembly (831) comprises a first synchronous wheel (8311) and a second synchronous wheel (8312) mounted on the upper and lower ends of one side of the gantry (81), and a first synchronous belt (8313) connected to the first synchronous wheel (8311) and the second synchronous wheel (8312); the first synchronous wheel (8311) is also sleeved on the synchronous shaft (832) and moves in conjunction with it; the side of the positioning platform (82) is fixedly connected to the first synchronous belt (8313) via a connecting seat assembly (821); A mounting seat (8314) with adjustable relative tightness is provided at the lower end of one side of the gantry (81); the second synchronous wheel (8312) is mounted on the mounting seat (8314) and can rotate relative to the mounting seat (8314); A horizontally distributed first slide rail (811) is provided on one side of the gantry (81), and a plurality of first running wheels (8211) and second running wheels (8212) are provided on both sides of the connecting seat assembly (821), wherein the first running wheels (8211) and the second running wheels (8212) are clamped on the upper and lower sides of the first slide rail (811); The folding beam (7) is a hollow structure; the folding beam (7) comprises a folding beam body (71) having a hollow structure, shaft sleeves (72) formed on both sides of the upper end of the folding beam body (71), and a folding tool (74) installed on the upper end of the folding beam body (71); the shaft sleeve (72) is installed on a pivot (73) provided on the frame (1); the lower end of the folding beam body (71) hangs downward, and the upper end of the folding tool (74) has a folding plane (741); the pivot (73) is driven to rotate by a folding servo motor assembly; The upper tool holder (5) is a hollow structure; the upper tool holder (5) comprises an upper tool holder body (51) having a hollow structure and an upper clamping plate (52) mounted on the lower end of the upper tool holder body (51); the lower end of the upper clamping plate (52) is in a pointed beak shape, and an upper clamping inclined surface (521) is provided at the end of the upper clamping plate (52); The lower tool holder (3) is a hollow structure; the lower tool holder (3) comprises a lower tool holder body (31) having a hollow structure and a lower clamping plate (32) mounted on the upper end of the lower tool holder body (31); the upper end of the lower clamping plate (32) is provided with a lower clamping inclined surface (321) adapted to the upper clamping inclined surface (521).

2. A novel sheet metal bidirectional folding device according to claim 1, characterized in that: The lifting servo motor assembly and the upper clamping servo motor assembly are both driven by a servo motor in combination with a reducer; the folding servo motor assembly is driven by a servo motor in combination with a reducer and an absolute encoder.

3. The novel sheet metal bidirectional folding equipment according to claim 1 is characterized in that: The workbench (2) is provided with a plurality of open slots (21).

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