Continuous punching machine for display screen baffle machining

Abstract

The continuous punching machine comprises a machine body, a punching head and a punching controller, the punching head is arranged above the machine body, the punching controller is connected to the upper portion of the punching head, a movable ring is arranged below the punching head, a positioning column penetrates through the middle of the movable ring, and the positioning column is connected to the lower portion of the machine body. And the movable ring and the positioning column are rotationally connected, supporting bases are fixed to the front side and the rear side of the positioning column correspondingly, and the supporting bases are fixed to the upper portion of the machine body to support the positioning column. According to the continuous punching machine for display screen baffle machining, the movable ring rotates on the positioning column to drive the supporting plates to move, so that the supporting plates can sequentially move to the position below the punching head, and continuous punching machining can be conveniently conducted on products; and the stamped products can be collected by the second material collecting box and the first material collecting box through the guide groove and the opening in the machine body, so that the machined products can be automatically discharged and collected.

Description

Technical Field

[0001] The invention relates to the technical field of baffle processing, in particular to a continuous punching machine used for processing display screen baffles. Background Art

[0002] When processing a liquid crystal display, a baffle is used inside or on the edge to provide an installation positioning effect, or a baffle with holes is set to provide an installation effect for the device. When processing the baffle, it can be punched into shape by a punching machine. The current punching machine still has some inconveniences in loading and unloading products when used: Prior art 1 (publication number CN118162531A, Chinese patent published on June 11, 2024) A continuous stamping mechanism, which includes a frame and an upper die and a lower die; the lower die includes a cylindrical lower die body and a plurality of die grooves opened along the circumferential surface of the die body, and the lower die body is rotatably connected to the frame; the upper die includes an upper die body fixedly connected to the frame and a punch matching the die groove, and the punch is movably connected to the upper die body through a driving member; the frame includes a frame body and a loading chute and a unloading chute fixedly arranged on the frame body, the height of the loading chute decreases as it approaches the lower die, and the height of the unloading chute decreases as it moves away from the lower die. The present application has the effect of fully automated loading and unloading; prior art 2 (publication number CN217550864U, a Chinese patent published on October 11, 2022) is a convenient stamping die for the sheet metal parts of the washing machine rear baffle, which starts the drive motor to drive the gear to rotate. The rotation of the gear drives the cleaning rod to move to clean the residual material, and the residual material will fall into the collection box. By pulling the handle, the collection box is driven to slide out of the discharge port to clean the residual material, which solves the problem of manual cleaning, troublesome operation and safety hazards. At the same time, it also achieves the effect of centralized processing of the collection of residual materials, and improves the work efficiency of stamping; Although the current stamping machines can partially realize continuous stamping by conveying products, it is difficult to keep the position of the products consistent after conveying when the products are continuously processed, which can easily lead to deviations in the stamping position. In addition, when the products are rotated for loading, the product placement direction during loading and the product direction during stamping will change, and the processed products cannot be automatically collected after the stamping is completed. The degree of automation of the device is low, which reduces the subsequent continuous processing efficiency. Summary of the invention

[0003] The purpose of the present invention is to provide a continuous stamping machine for display screen baffle processing to solve the problem raised in the above background technology that during the continuous processing of products, the position of the products after transportation is difficult to maintain consistency, which easily leads to deviation in the stamping position, and the stamped products are not convenient for automatic collection and processing.

[0004] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a continuous stamping machine for processing display screen bezels, comprising a machine body, a stamping head and a stamping controller, wherein the stamping head is arranged above the machine body, and the stamping head is connected to the stamping controller above to control the movement of the stamping head, a movable ring is arranged below the stamping head, and a positioning column is passed through the middle of the movable ring, and a rotational connection is formed between the movable ring and the positioning column, support seats are fixed on both the front and rear sides of the positioning column, and the support seats are fixed on the top of the machine body to provide support for the positioning column, a support plate is arranged on the side of the movable ring to support the stamping part, the support plates are distributed at equal angles about the center of the movable ring, and installation shafts are symmetrically fixed on the front and rear sides of the middle of the support plate, and a rotational connection is formed between the installation shaft and the movable ring. The middle part of the pallet is designed with a hollow structure, and a counterweight ring is fixed under the pallet, the vertical center line of the counterweight ring and the vertical center line of the pallet are arranged to coincide with each other, a feeding port is arranged inside the movable ring, and the feeding port is located on the inner side of the pallet, a guide groove is arranged inside the positioning column, and the upper end of the guide groove is connected to the feeding port, and the front side of the guide groove is designed with an open structure to discharge the stamping material, a rotating drive mechanism is connected to the front side of the movable ring to control the rotation of the movable ring, and a feeding mechanism is arranged on the left side of the movable ring to transport the product to the top of the pallet, an auxiliary support mechanism is arranged inside the positioning column to provide support for the pallet at the stamping position, and a through groove is opened inside the movable ring to allow the auxiliary support mechanism to fit the pallet through the through groove.

[0005] To further optimize the technical solution, the feeding mechanism includes a feeding plate, a guide plate and a blocking mechanism; A feeding plate is arranged on the left side of the movable circle, and the feeding plate is arranged in an inclined shape; The guide plate is fixed on the front and rear sides of the feeding plate, and the guide plate is arranged in an inclined shape to guide the movement of the product; The blocking mechanism is arranged on the right side of the feeding plate to control the lowering of the product.

[0006] To further optimize the technical solution, the blocking mechanism includes a pressing plate and a telescopic device; The pressing plate is set on the upper right of the feeding plate to squeeze and position the conveyed product; The telescope is installed above the pressure plate to control the movement of the pressure plate.

[0007] To further optimize the technical solution, the rotary drive mechanism includes a drive ring, an output gear and a motor; A driving circle, fixed to the front side of the movable circle; An output gear is arranged inside the positioning column, and a meshing connection is formed between the output gear and the driving ring; The motor is connected to the output gear to control the rotation of the output gear.

[0008] To further optimize the technical solution, the auxiliary support mechanism includes a support plate, a threaded rod, a transmission rod, a transmission gear and a trigger mechanism; The support plate is arranged inside and between the positioning posts to form an up-and-down sliding structure, and the support plate is arranged symmetrically about the center line of the support plate; A threaded rod is rotatably mounted inside the positioning column, and the upper end of the threaded rod is located inside the support plate, and a threaded connection is formed between the threaded rod and the support plate; The transmission rod and the threaded rod are arranged perpendicular to each other, and the transmission rod and the threaded rod are meshed with each other through the bevel gear, and a rotation connection is formed between the transmission rod and the positioning column; A transmission gear is fixed on the surface of the transmission rod; The trigger mechanism is connected with the transmission gear to control the rotation of the transmission gear.

[0009] To further optimize the technical solution, the trigger mechanism includes a movable plate, a first spring, a connecting rod and a push plate; The movable plate is arranged on the outer side of the transmission gear and is meshed with the transmission gear, and an up-and-down sliding structure is formed between the movable plate and the positioning column; A first spring is arranged below the movable plate to provide an upward thrust for the movable plate; A connecting rod is fixed above the movable plate and is located below the punching head. The connecting rod is a telescopic rod with a buffer spring disposed in the middle. The push plate is arranged above the punch head and moves synchronously with the punch head. The push plate is located above the connecting rod and presses the connecting rod as the punch head moves.

[0010] To further optimize the technical solution, a rotation control mechanism is provided on the outer side of the installation shaft to control the installation shaft to rotate and flip the pallet to unload the material.

[0011] To further optimize the technical solution, the rotation control mechanism includes a connecting shaft, a control rope, a first magnet, a second spring and a second magnet; A connecting shaft, which is arranged at the end of the mounting shaft and rotates synchronously with the mounting shaft; A control rope, wound around the surface of the connecting shaft; A first magnet is fixed to the outer end of the control rope, and a sliding connection is formed between the first magnet and the movable ring; A second spring is arranged outside the first magnet to provide support for the first magnet, and the elastic force of the second spring is smaller than the gravity of the counterweight ring; The second magnet is fixed on the upper part of the machine body, and the second magnet is located below the first magnet and between the first magnets with the same magnetic poles facing each other.

[0012] To further optimize the technical solution, a first material receiving box is provided inside the machine body, and a front-rear sliding structure is formed between the first material receiving box and the machine body, a second material receiving box is provided on the front side of the guide groove, and a positioning block is provided on the rear side of the second material receiving box, the positioning block is fixed on the front side of the support seat, and the top view cross-section of the positioning block is designed as a "T" shape structure, and an up-and-down sliding structure is formed between the positioning block and the second material receiving box to position the second material receiving box.

[0013] Compared with the prior art, the present invention has the following beneficial effects: The movable ring rotates on the positioning column to drive the support plate to move, so that the support plate can be moved to the bottom of the punching head in sequence, so as to facilitate continuous punching of the products. The punched products can be collected by the second material receiving box and the first material receiving box through the guide groove and the opening on the machine body respectively, so that the processed products can be automatically unloaded and collected, thereby improving the overall convenience of use. The pallet provides support for the stamping product, and the pallet can be kept vertical through the counterweight ring and the mounting shaft, so that the pallet can remain horizontal during the rotation of the movable ring, providing effective support for the product, so that the direction when it moves to the punch head is consistent with that when it is loaded, improving the stamping accuracy; The support plate moves to the bottom of the punch head and can provide support for the support plate through the support plate, while blocking the rotation of the support plate to ensure stability during subsequent punching. Only one set of support plates is provided, which can provide support for different support plates after rotation with the through slots, and can also provide a rotation limiting effect for the movable ring; The movement of the punch head cooperates with the push plate and the connecting rod to provide power for the movement of the support plate, so that when the punch head moves down, the support plate can automatically rise to provide support for the pallet. After the punching is completed, the support plate automatically retracts without affecting the subsequent rotation of the pallet. The rotation of the pallet can be controlled by the rotation of the connecting shaft. When the pallet moves to the position below the movable circle, the repulsive effect between the first magnet and the second magnet can trigger the active rotation of the connecting shaft, thereby driving the installation shaft and the pallet to rotate, so that the product can fall from the bracket and be collected. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the three-dimensional structure of the present invention; Figure 2 It is a left-side structural schematic diagram of the present invention; Figure 3 It is a right view structural schematic diagram of the present invention; Figure 4 It is a schematic diagram of the three-dimensional structure of the feeding plate of the present invention; Figure 5 It is a schematic diagram of the three-dimensional structure of the movable ring of the present invention; Figure 6It is a schematic diagram of the side section structure of the movable ring of the present invention; Figure 7 This is a schematic diagram of the main cross-sectional structure of the active ring of the present invention; Figure 8 It is a schematic diagram of the side section structure of the support plate of the present invention; Fig. 9 It is a rear view structural schematic diagram of the transmission gear of the present invention; Fig.10 This is a schematic diagram of the main structure of the connecting shaft of the present invention; Fig.11 It is a schematic diagram of the side section structure of the second material receiving box of the present invention.

[0015] In the figure: 1. body; 2. punch head; 3. punch controller; 4. feed plate; 5. guide plate; 6. pressure plate; 7. telescopic device; 8. movable ring; 9. positioning column; 10. support seat; 11. support plate; 12. counterweight ring; 13. mounting shaft; 14. feed opening; 15. guide groove; 16. support plate; 17. through groove; 18. threaded rod; 19. transmission rod; 20. transmission gear; 21. movable plate; 22. first spring; 23. connecting rod; 24. push plate; 25. drive ring; 26. output gear; 27. motor; 28. connecting shaft; 29. ​​control rope; 30. first magnet; 31. second spring; 32. second magnet; 33. first material receiving box; 34. second material receiving box; 35. positioning block. DETAILED DESCRIPTION

[0016] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0017] See also Figure 1-Figure 11 The present invention provides the following technical solution: a continuous punching machine for processing a display screen bezel, comprising a machine body 1, a punching head 2 and a punching controller 3, wherein the punching head 2 is arranged above the machine body 1, and the punching head 2 is connected with the punching controller 3 above to control the movement of the punching head 2; Embodiment 1: The invention provides a technical solution, which discloses that a movable ring 8 is arranged below the punch head 2, and a positioning column 9 is penetrated in the middle of the movable ring 8, and a rotation connection is formed between the movable ring 8 and the positioning column 9, and a support seat 10 is fixed on both sides of the front and rear of the positioning column 9, and the support seat 10 is fixed on the top of the body 1 to provide support for the positioning column 9, and a support plate 11 is arranged on the side of the movable ring 8 to support the stamping part, and the support plates 11 are distributed at equal angles with respect to the center of the movable ring 8, and the center of the support plate 11 is fixed to the center of the movable ring 8. The mounting shafts 13 are symmetrically fixed on the front and rear sides of the part, and the mounting shafts 13 and the movable ring 8 are rotatably connected. The middle part of the support plate 11 is designed with a hollow structure, and a counterweight ring 12 is fixed below the support plate 11. The vertical center line of the counterweight ring 12 coincides with the vertical center line of the support plate 11. A discharge port 14 is arranged inside the movable ring 8, and the discharge port 14 is located on the inner side of the support plate 11. A guide groove 15 is arranged inside the positioning column 9, and the upper end of the guide groove 15 is connected to the discharge port 14, and The front side of the guide groove 15 is designed as an open structure to discharge the stamping material. The front side of the movable ring 8 is connected to a rotating drive mechanism to control the rotation of the movable ring 8, and a feeding mechanism is arranged on the left side of the movable ring 8 to transport the product to the top of the pallet 11. An auxiliary support mechanism is arranged inside the positioning column 9 to provide support for the pallet 11 at the stamping position. A through groove 17 is opened inside the movable ring 8 so that the auxiliary support mechanism can fit with the pallet 11 through the through groove 17. The feeding mechanism includes a feeding plate 4, a guide plate 5 and a blocking mechanism. The feeding plate 4 is arranged on the left side of the movable ring 8, and the feeding plate 4 is arranged in an inclined shape. The guide plate 5 is fixed on the front and rear sides of the feeding plate 4, and the guide plate 5 is arranged in an inclined shape to guide the movement of the product. The blocking mechanism is arranged on the right side of the feeding plate 4 to control the lowering of the product. The blocking mechanism includes a pressing plate 6 and a telescope 7. The pressing plate 6 is arranged on the upper right side of the feeding plate 4 to extrude and position the conveyed product. The telescope 7 is installed above the pressing plate 6 to control the movement of the pressing plate 6. When in use, the parts to be stamped can be conveyed to the pallet 11 through the feeding plate 4. After the products slide onto the pallet 11, the pressing plate 6 is controlled to move downward by the telescopic device 7 to extrude and position the next group of products to prevent them from continuing to slide. After the movable ring 8 rotates, the new pallet 11 moves to the right side of the feeding plate 4, and then the pressing plate 6 is controlled to move upward, so that the products continue to slide down onto the pallet 11 to realize continuous loading. The movable ring 8 rotates to bring the pallet 11 and the products to the bottom of the punching head 2, and when the pallet 11 moves, the pallet 11 is kept horizontal by the pull-down effect of the counterweight ring 12. After the pallet 11 moves to the bottom of the punching head 2, the punching head 2 is controlled to move by the punching controller 3 to punch the products, and the punched materials will fall into the guide groove 15 through the discharge port 14 and be discharged.

[0018] Embodiment 2: On the basis of embodiment 1, a rotary drive mechanism is disclosed, including a drive ring 25, an output gear 26 and a motor 27. The drive ring 25 is fixed on the front side of the movable ring 8. The output gear 26 is arranged inside the positioning column 9, and the output gear 26 and the drive ring 25 are meshed. The motor 27 is connected to the output gear 26 to control the rotation of the output gear 26. The auxiliary support mechanism includes a support plate 16, a threaded rod 18, a transmission rod 19, a transmission gear 20 and a trigger mechanism. The support plate 16 is arranged inside the positioning column 9 and between the positioning column 9 to form an up and down sliding structure, and the support plate 16 is symmetrically arranged about the center line of the support plate 11. The threaded rod 18 is rotatably installed inside the positioning column 9, and the upper end of the threaded rod 18 is located inside the support plate 16, and the threaded connection is formed between the threaded rod 18 and the support plate 16. The transmission rod 19 is arranged perpendicular to the threaded rod 18, and the transmission rod 19 is connected to the threaded rod 18 through a bevel gear and a screw. The grooved rods 18 are meshed with each other, and a rotation connection is formed between the transmission rod 19 and the positioning column 9. The transmission gear 20 is fixed on the surface of the transmission rod 19. The trigger mechanism is connected to the transmission gear 20 to control the rotation of the transmission gear 20. The trigger mechanism includes a movable plate 21, a first spring 22, a connecting rod 23 and a pushing plate 24. The movable plate 21 is arranged on the outer side of the transmission gear 20 and is meshed with the transmission gear 20. The movable plate 21 and the positioning column 9 form an up and down sliding structure. The first spring 22 is arranged below the movable plate 21 to provide an upward thrust for the movable plate 21. The connecting rod 23 is fixed above the movable plate 21, and the connecting rod 23 is located below the punch head 2. The connecting rod 23 is a telescopic rod with a buffer spring in the middle. The pushing plate 24 is arranged above the punch head 2 and keeps moving synchronously with the punch head 2. The pushing plate 24 is located above the connecting rod 23 and squeezes the connecting rod 23 as the punch head 2 moves. The output gear 26 is driven to rotate by the motor 27, and the output gear 26 drives the movable circle 8 to rotate through the engagement with the driving circle 25. When the punch head 2 moves downward, the push plate 24 will squeeze the connecting rod 23, and the connecting rod 23 drives the movable plate 21 to move. The movable plate 21 drives the transmission rod 19 to rotate through the engagement with the transmission gear 20. When the transmission rod 19 rotates, it drives the threaded rod 18 to rotate through the bevel gear. The threaded rod 18 drives the support plate 16 to move upward through the connection with the support plate 16. The support plate 16 extends out of the through groove 17 to provide support for the support plate 11, so that the support plate 11 remains stable during stamping and blocks the rotation of the support plate 11. After the support plate 16 moves to the maximum position, the movable plate 21 stops moving, and the connecting rod 23 continues to be compressed to retract itself, so that the buffer spring is compressed. After the stamping is completed, the movable plate 21 can move upward and reset under the action of the first spring 22, so that the support plate 16 is retracted.

[0019] Embodiment 3: Based on embodiment 1, a rotation control mechanism is disclosed, which is disposed on the outer side of the mounting shaft 13 to control the mounting shaft 13 to rotate and flip the support plate 11 for unloading. The rotation control mechanism includes a connecting shaft 28, a control rope 29, a first magnet 30, a second spring 31 and a second magnet 32. The connecting shaft 28 is disposed at the end of the mounting shaft 13 and rotates synchronously with the mounting shaft 13. The control rope 29 is wound on the surface of the connecting shaft 28. The first magnet 30 is fixed on the outer end of the control rope 29, and a sliding connection is formed between the first magnet 30 and the movable ring 8. The second spring 31 is disposed on the outer side of the first magnet 30 to provide support for the first magnet 30, and the second spring 31 is disposed on the outer side of the first magnet 30 to provide support for the first magnet 30. The elastic force of 31 is smaller than the gravity of the counterweight ring 12, the second magnet 32 ​​is fixed on the top of the body 1, and the second magnet 32 ​​is located below the first magnet 30 and between the first magnet 30, with the same magnetic poles facing each other, a first material receiving box 33 is arranged inside the body 1, and a front-to-back sliding structure is formed between the first material receiving box 33 and the body 1, a second material receiving box 34 is arranged on the front side of the guide groove 15, and a positioning block 35 is arranged on the rear side of the second material receiving box 34, the positioning block 35 is fixed on the front side of the support seat 10, and the top view cross section of the positioning block 35 is a "T"-shaped structural design, and an up-and-down sliding structure is formed between the positioning block 35 and the second material receiving box 34 to position the second material receiving box 34; When the support plate 11 moves to the bottom of the movable circle 8, the second magnet 32 ​​and the first magnet 30 are opposite to each other, and the first magnet 30 moves due to the repulsive force from the second magnet 32, pulling the control rope 29 to drive the connecting shaft 28 to rotate, so that the connecting shaft 28 drives the installation shaft 13 and the support plate 11 to rotate, so that the stamped product can fall into the first material receiving box 33, completing the automatic collection of the product, and the material discharged through the guide groove 15 can enter the second material receiving box 34 to be collected, and then the first material receiving box 33 can be pulled out of the machine body 1, and the second material receiving box 34 can be moved upward to be separated from the connection with the positioning block 35, so as to facilitate the processing of the collected products.

[0020] The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0021] Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A continuous punching machine for processing a display screen bezel, comprising a machine body (1), a punching head (2) and a punching controller (3), wherein the punching head (2) is arranged above the machine body (1), and the punching head (2) is connected to the punching controller (3) above to control the movement of the punching head (2); Features: A movable ring (8) is arranged below the punch head (2), and a positioning column (9) is passed through the middle of the movable ring (8), and a rotational connection is formed between the movable ring (8) and the positioning column (9), and support seats (10) are fixed on both the front and rear sides of the positioning column (9), and the support seats (10) are fixed on the top of the machine body (1) to provide support for the positioning column (9), and a support plate (11) is arranged on the side of the movable ring (8) to support the stamping part, and the support plates (11) are distributed at equal angles with respect to the center of the movable ring (8), and installation shafts (13) are symmetrically fixed on the front and rear sides of the middle of the support plate (11), and a rotational connection is formed between the installation shaft (13) and the movable ring (8), and the middle of the support plate (11) is designed as a hollow structure, and a counterweight ring (12) is fixed below the support plate (11), and the vertical center line of the counterweight ring (12) and the support plate The movable ring (8) and the support plate (11) are arranged to coincide with each other, a feed opening (14) is arranged inside the movable ring (8), and the feed opening (14) is located on the inner side of the support plate (11), a guide groove (15) is arranged inside the positioning column (9), and the upper end of the guide groove (15) is connected to the feed opening (14), and the front side of the guide groove (15) is designed as an open structure to discharge the stamping material, the front side of the movable ring (8) is connected to a rotating drive mechanism to control the rotation of the movable ring (8), and a feeding mechanism is arranged on the left side of the movable ring (8) to transport the product to the top of the support plate (11), an auxiliary support mechanism is arranged inside the positioning column (9) to provide support for the support plate (11) at the stamping position, and a through groove (17) is opened inside the movable ring (8) so that the auxiliary support mechanism can fit with the support plate (11) through the through groove (17).

2. A continuous punching machine for display screen bezel processing according to claim 1, characterized in that: The feeding mechanism comprises a feeding plate (4), a guide plate (5) and a blocking mechanism; A feeding plate (4) is arranged on the left side of the movable circle (8), and the feeding plate (4) is arranged in an inclined shape; A guide plate (5) is fixed to the front and rear sides of the feeding plate (4), and the guide plate (5) is arranged in an inclined state to guide the movement of the product; The blocking mechanism is arranged on the right side of the feeding plate (4) to control the lowering of the product.

3. A continuous punching machine for display screen bezel processing according to claim 2, characterized in that: The blocking mechanism comprises a pressing plate (6) and a telescopic device (7); A pressing plate (6) is arranged on the upper right of the feeding plate (4) to extrude and position the conveyed product; The telescopic device (7) is installed above the pressing plate (6) to control the movement of the pressing plate (6).

4. A continuous punching machine for display screen bezel processing according to claim 1, characterized in that: The rotary drive mechanism comprises a drive ring (25), an output gear (26) and a motor (27); A driving ring (25) fixed to the front side of the movable ring (8); An output gear (26) is arranged inside the positioning column (9), and a meshing connection is formed between the output gear (26) and the driving ring (25); The motor (27) is connected to the output gear (26) to control the rotation of the output gear (26).

5. A continuous punching machine for display screen bezel processing according to claim 1, characterized in that: The auxiliary support mechanism comprises a support plate (16), a threaded rod (18), a transmission rod (19), a transmission gear (20) and a trigger mechanism; A support plate (16) is arranged inside the positioning column (9) and between the positioning column (9) to form an up-and-down sliding structure, and the support plate (16) is arranged symmetrically with respect to the center line of the support plate (11); A threaded rod (18) is rotatably mounted inside the positioning column (9), and the upper end of the threaded rod (18) is located inside the support plate (16), and a threaded connection is formed between the threaded rod (18) and the support plate (16); The transmission rod (19) and the threaded rod (18) are arranged perpendicular to each other, and the transmission rod (19) and the threaded rod (18) are meshed with each other through the bevel gear, and a rotation connection is formed between the transmission rod (19) and the positioning column (9); A transmission gear (20) is fixed on the surface of the transmission rod (19); The trigger mechanism is connected to the transmission gear (20) to control the rotation of the transmission gear (20).

6. A continuous punching machine for display screen bezel processing according to claim 5, characterized in that: The trigger mechanism comprises a movable plate (21), a first spring (22), a connecting rod (23) and a pushing plate (24); A movable plate (21) is arranged on the outer side of the transmission gear (20) and is meshed with the transmission gear (20), and an up-and-down sliding structure is formed between the movable plate (21) and the positioning column (9); A first spring (22) is arranged below the movable plate (21) to provide an upward thrust for the movable plate (21); A connecting rod (23) is fixed above the movable plate (21), and the connecting rod (23) is located below the punching head (2), and the connecting rod (23) is a telescopic rod with a buffer spring disposed in the middle; The push plate (24) is arranged above the punch head (2) and moves synchronously with the punch head (2). The push plate (24) is located above the connecting rod (23) and presses the connecting rod (23) as the punch head (2) moves.

7. A continuous punching machine for display screen bezel processing according to claim 1, characterized in that: A rotation control mechanism is provided on the outer side of the installation shaft (13) to control the installation shaft (13) to rotate and flip the support plate (11) to discharge materials.

8. A continuous punching machine for display screen bezel processing according to claim 7, characterized in that: The rotation control mechanism comprises a connecting shaft (28), a control rope (29), a first magnet (30), a second spring (31) and a second magnet (32); A connecting shaft (28) is arranged at the end of the mounting shaft (13) and rotates synchronously with the mounting shaft (13); A control rope (29) wound around the surface of the connecting shaft (28); A first magnet (30) is fixed to the outer end of the control rope (29), and a sliding connection is formed between the first magnet (30) and the movable ring (8); A second spring (31) is arranged outside the first magnet (30) to provide support for the first magnet (30), and the elastic force of the second spring (31) is smaller than the gravity of the counterweight ring (12); The second magnet (32) is fixed on the upper part of the machine body (1), and the second magnet (32) is located below the first magnet (30) and between the first magnet (30), with the same magnetic poles being arranged opposite to each other.

9. A continuous punching machine for display screen bezel processing according to claim 1 or 8, characterized in that: A first material receiving box (33) is arranged inside the machine body (1), and a front-to-rear sliding structure is formed between the first material receiving box (33) and the machine body (1); a second material receiving box (34) is arranged on the front side of the guide groove (15), and a positioning block (35) is arranged on the rear side of the second material receiving box (34); the positioning block (35) is fixed on the front side of the support seat (10), and the top view cross section of the positioning block (35) is designed as a "T"-shaped structure, and an up-and-down sliding structure is formed between the positioning block (35) and the second material receiving box (34), so as to position the second material receiving box (34).

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