Pin bending jig
By designing a pin bending fixture including movable plate, pushing block and drive device, the problems of high cost and easy damage of existing equipment are solved, and efficient and reliable pin bending molding is achieved, reducing the damage rate and cost, and improve processing efficiency and molding accuracy.
Patent Information
- Application Number
- CN202421121630.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-22
- Publication Date
- 2025-01-10
- Estimated Expiration
- Not applicable · inactive patent
AI Technical Summary
The existing pin bending equipment is costly, high maintenance costs and easy to damage, resulting in low processing efficiency, long operating time during manual processing and easy to cause component quality deviation.
A pin bending fixture including mounting plate, component placement seat, bending module and forming mechanism is designed. The pin bending molding is achieved through the movable plate, pushing block and driving device, and the cylinder drives the forming block and The bent block contacts, combining the reset module and the extrusion block to ensure molding effect.
Reliable bending and forming of pins is achieved, reducing equipment damage rate and cost, while improving machining efficiency and forming accuracy.
Smart Images
Figure CN222326537U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of pin forming equipment, in particular to a pin bending jig. Background Art
[0002] In the whole machine production process, the bending and cutting of the pins of electronic components is a relatively important process in the production process. The parts need to be cut and bent to the specified angle before they can be used in production. Especially for bending, if it is done manually, not only will the operation time increase significantly, but it will also cause deviations in the quality of the components. If the bending is mechanically controlled, the force control is not good, which can easily lead to component damage. The components need to be installed one by one, and the processing efficiency is low.
[0003] Current bending and forming equipment often uses multiple active parts to complete bending and forming. This approach leads to high equipment costs, and is prone to damage, high maintenance costs, and a variety of reasons that affect the life of the equipment, which is not intuitive. Utility Model Content
[0004] In order to overcome the deficiencies of the prior art, the utility model provides a pin bending jig.
[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:
[0006] A pin bending jig comprises a mounting plate, on which a component placement seat, a pin bending mechanism and a pin forming mechanism are arranged; a bending block is fixedly arranged on the component placement seat, and the pin bending mechanism comprises symmetrically arranged bending modules, each bending module comprises a movable plate and a pushing block, the movable plate is arranged below the component placement seat and is slidably connected to the mounting plate; the pushing block is located below the bending block, and a gap is formed between the pushing block and the bending block for the pin to extend into;
[0007] The pin forming mechanism includes a driving device, a forming block is provided on the driving device, the cross section of the forming block gradually decreases from bottom to top, an inclined surface is provided at the bottom of each movable plate, the driving device pushes the forming block to move in the direction of the bending block, the movable plate moves to both sides under the action of the forming block, the forming block contacts the bending block, and the pin is clamped and formed. The utility model realizes the bending and forming of the pin through the coordination of a stable mechanical structure, the overall structure is reliable, the probability of damage is small, and the control cost is low.
[0008] According to an embodiment of the utility model, the bending module further comprises a push block fixedly arranged at the lower part of the movable plate, and the push block is inclined near the symmetry surface. The arrangement of the push block facilitates the forming block to be pushed upward along the inclined surface of the push block, thereby making it more conducive to the movable block to move to both sides.
[0009] According to an embodiment of the utility model, the driving device includes a cylinder, the forming block is fixedly connected to the extended end of the cylinder, the forming block is in an "L" shape as a whole, and the surface of the forming block parallel to the mounting plate is in a triangular shape. The forming block is in an "L" shape as a whole, so that the connection between the forming block and the cylinder is more stable. The forming block is parallel to the mounting plate and is in a triangular shape, which is more conducive to the forming block sticking to the mounting plate and moving upward along the inclined surface of the pushed block, and is more conducive to pushing the movable plate to both sides.
[0010] According to an embodiment of the utility model, main push wheels are symmetrically arranged on both sides of the forming block, and the edges of the main push wheels exceed the triangular end faces of the forming block. The arrangement of the main push wheels is more conducive to pushing the movable plate to move to both sides.
[0011] According to an embodiment of the utility model, a forming notch is provided at the tip of the triangular end surface of the forming block, which is conducive to bending the horizontal pin back into shape.
[0012] According to an embodiment of the present invention, the forming notch on the forming block and the bending block are on the same longitudinal horizontal line, so that the pin can be bent back into shape more accurately.
[0013] According to an embodiment of the utility model, the pin bending mechanism further includes a reset module, the reset module includes reset seats fixed on both sides of the mounting plate, a spring guide rod is fixedly arranged on the reset seat, the spring guide rod passes through the movable plate and is slidably connected to the movable plate. The setting of the reset module is conducive to the reciprocating work of the utility model.
[0014] According to an embodiment of the utility model, a return spring is surrounded on the outside of the spring guide rod, and the two ends of the return spring are respectively connected to the return seat and the movable plate. When the bending module is working, the return spring will be compressed. When resetting, the return spring will release the elastic force and reset under the guidance of the spring guide rod, which is more conducive to the resetting of the movable plate.
[0015] According to an embodiment of the present invention, the reset module further comprises guide rails, which are fixed on both sides of the mounting plate. The provision of the guide rails is more conducive to the sliding of the movable plate and also facilitates reset.
[0016] According to an embodiment of the utility model, an extrusion block is fixedly provided on the movable plate, and an extrusion head is provided on one side of the extrusion block close to the symmetrically arranged side, and the extrusion head contacts the bending block. The pins on the outer side of the bending block are squeezed and fixed by the extrusion head on the extrusion block, which further prevents the pins from rebounding and recovering, thereby enhancing the forming effect.
[0017] In summary, the utility model drives the forming block to move from bottom to top through the driving device, and the cross section of the forming block gradually decreases from bottom to top, matching the inclined surface of the movable plate. When the forming block moves upward, the movable plate moves to the left and right sides under the drive of the forming block. At this time, the push block moves to both sides with the movable plate. At this time, the bending block fixed on the component placement seat and the movable push block bend the pin between the two outward; the forming block will gradually clamp the pin with the bending block, so as to bend the horizontal pin back into shape. The utility model realizes pin bending and forming through the cooperation of a stable mechanical structure, and the overall structure is reliable, the probability of damage is small, and the control cost is low.
[0018] Furthermore, the push block with an inclined surface provided at the lower part of the movable plate is more convenient for the forming block to be pushed upward along the inclined surface of the push block, thereby being more conducive to the movement of the movable block to both sides; the forming block is in an "L" shape as a whole, so that the connection between the forming block and the cylinder is more stable, the forming block is parallel to the mounting plate and is triangular, which is more conducive to the forming block being close to the mounting plate and moving upward along the inclined surface of the push block, and is more conducive to pushing the movable plate to both sides; the setting of the main push wheel is more conducive to pushing the movable plate to move to both sides; the setting of the forming notch is conducive to bending the horizontal pin back into shape; the forming notch and the bending block are on the same longitudinal horizontal line, which is more accurate in bending the pin back into shape; the setting of the reset module is conducive to the reciprocating work of the utility model; when the bending module is working, the reset spring will be compressed, and when resetting, the reset spring will release the elastic force and reset under the guiding action of the spring guide rod, which is more conducive to resetting the movable plate; the setting of the guide rail is more conducive to the sliding of the movable plate, and is also convenient for resetting; the pins on the outside of the bending block are squeezed and fixed by the extrusion head on the extrusion block, further preventing the pins from rebounding and recovering, and enhancing the forming effect.
[0019] In order to make the above and other purposes, features and advantages of the present invention more obvious and easy to understand, preferred embodiments are given below and described in detail with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS
[0020] Figure 1 It is a schematic diagram of the overall structure of the pin bending jig of the utility model;
[0021] Figure 2 This is a schematic diagram of the overall structure of the pin bending fixture of the utility model from another angle;
[0022] In the figure: a mounting plate 10, a component placement seat 11, a movable plate 12, a guide rail 13, a spring guide rod 14, a return spring 15, a return seat 16, a push block 17, an extrusion block 18, a bending block 19, a push block 20, a forming block 21, a main push wheel 22, a forming notch 23, a cylinder 24, and a cylinder mounting seat 25. DETAILED DESCRIPTION
[0023] The utility model is further described below in conjunction with the accompanying drawings and specific implementation methods.
[0024] like Figure 1 to Figure 2 As shown, the pin bending jig, the mounting plate 10 is provided with a component placement seat 11, a pin bending mechanism and a pin forming mechanism; the component placement seat 11 is fixedly provided with a bending block 19, the pin bending mechanism includes symmetrically arranged bending modules, each bending module includes a movable plate 12 and a push block 20, the movable plate 12 is arranged below the component placement seat 11, and is slidably connected to the mounting plate 10; the push block 20 is located below the bending block 19, and a gap is formed between the pushing block 20 and the bending block 19 for the pin to extend into;
[0025] The pin forming mechanism includes a driving device, on which a forming block 21 is provided, and the cross section of the forming block 21 gradually decreases from bottom to top. An inclined surface is provided at the bottom of each movable plate 12, and the driving device pushes the forming block 21 to move toward the bending block 19. The movable plate 12 moves to both sides under the action of the forming block 21, and the forming block 21 contacts the bending block 19 to clamp and form the pin. In this embodiment, the two symmetrical movable plates 12 have inclined surfaces on their opposite surfaces, and the angle of inclination is the same as the angle of the cross section of the forming block 21.
[0026] The utility model drives the forming block 21 to move from bottom to top through a driving device. The cross section of the forming block 21 gradually decreases from bottom to top, matching the inclined surface of the movable plate 12. When the forming block 21 moves upward, the movable plate 12 moves to the left and right sides under the drive of the forming block 21. At this time, the push block 20 moves to both sides with the movable plate 12. At this time, the bending block 19 fixed on the component placement seat 11 and the movable push block 20 bend the pin between the two outwards; the forming block 21 will gradually clamp the pin with the bending block 19, so as to bend the horizontal pin back into shape. The utility model realizes pin bending and forming through the coordination of a stable mechanical structure, and the overall structure is reliable, the probability of damage is small, and the control cost is low.
[0027] In this embodiment, the pin bending jig, the bending module also includes a push block 17 fixedly arranged at the lower part of the movable plate 12. In this embodiment, the symmetrical push block 17 is inclined near the symmetry surface. The push block 17 with an inclined surface arranged at the lower part of the movable plate 12 makes it easier for the forming block 21 to be pushed upward along the inclined surface of the push block 17, thereby making it easier for the movable block 12 to move to both sides.
[0028] In this embodiment, the pin bending jig, the driving device includes a cylinder 24, the forming block 21 is fixedly connected to the extended end of the cylinder 24, the forming block 21 is in an "L" shape as a whole, and the forming block 21 is in a triangular shape on the surface parallel to the mounting plate 10. The forming block 21 is in an "L" shape as a whole, so that the connection between the forming block 21 and the cylinder 24 is more stable, the forming block 21 is parallel to the mounting plate 10, and is in a triangular shape, which is more conducive to the forming block 21 sticking to the mounting plate 10 and moving upward along the inclined surface of the pushed block 17, and is more conducive to pushing the movable plate to both sides.
[0029] In this embodiment, the pin bending jig has main push wheels 22 symmetrically arranged on both sides of the forming block 21, and the edges of the main push wheels 22 extend beyond the triangular end faces of the forming block 21. The arrangement of the main push wheels 22 is more conducive to pushing the movable plate 12 to move to both sides;
[0030] In this embodiment, the pin bending jig has a forming notch 23 at the tip of the triangular end surface of the forming block 21. The setting of the forming notch 23 is conducive to bending the horizontal pin back into shape;
[0031] In this embodiment, the molding notch 23 on the molding block 21 is on the same longitudinal horizontal line as the bending block 19. The molding notch 23 and the bending block 19 are on the same longitudinal horizontal line, which can more accurately bend the pin back into shape;
[0032] In this embodiment, the pin bending fixture, the pin bending mechanism also includes a reset module, the reset module includes a reset seat 16 fixed on both sides of the mounting plate 10, a spring guide rod 14 is fixedly arranged on the reset seat 16, the spring guide rod 14 passes through the movable plate 12, and is slidably connected to the movable plate 12. The setting of the reset module is conducive to the reciprocating work of the utility model;
[0033] In this embodiment, the pin bending jig has a return spring 15 surrounding the outer side of the spring guide rod 14, and the two ends of the return spring 15 are respectively connected to the return seat 16 and the movable plate 12. When the bending module is working, the return spring 15 will be compressed. When resetting, the return spring 15 will release the elastic force and reset under the guidance of the spring guide rod, which is more conducive to the resetting of the movable plate;
[0034] In this embodiment, the pin bending jig, the reset module further includes a guide rail 13, and the guide rail 13 is fixed on both sides of the mounting plate. The setting of the guide rail is more conducive to the sliding of the movable plate, and also facilitates reset;
[0035] In this embodiment, the pin bending jig, the movable plate 12 is further fixed with an extrusion block 18, and the extrusion block 18 is provided with an extrusion head on one side close to the symmetrical setting surface, and the extrusion head is in contact with the bending block 19. The pin outside the bending block is squeezed and fixed by the extrusion head on the extrusion block, further preventing the pin from rebounding and restoring, and enhancing the forming effect.
[0036] In this embodiment, the pin bending jig includes a mounting plate 10, on which a component placement seat 11, a pin bending mechanism, and a pin forming mechanism are vertically distributed from top to bottom, wherein the pin bending mechanism is located below the component placement seat 11, and the pin forming mechanism is located below the pin bending mechanism. The pin bending mechanism is used to bend the pin, and then the shape of the bent pin is fixed by the pin forming mechanism.
[0037] The pin bending mechanism is composed of a reset module and a bending module. The bending modules are symmetrically arranged on the left and right positions. Each bending module includes a movable plate 12 located below the component placement seat 11 and slidably arranged on the mounting plate 10. The movable plate 12 is fixedly provided with an extrusion block 18 and a push block 17. The extrusion block 18 is in contact with the component placement seat 11, and an extrusion head is arranged on one side of the extrusion block 18 close to the symmetrically arranged side. The extrusion head is in contact with a bending block 19, and the bending block 19 is fixedly connected to the component placement seat 11. The bending block 19 A pushing block 20 is fixedly arranged on the movable plate 12 on the lower side, and a gap is reserved between the pushing block 20 and the bending block 19 for the pin to be inserted into. The pushed block 17 is fixedly arranged at the lower part of the movable plate 12 and is inclined near the symmetry surface. When the pin forming mechanism is working, the movable plate 12 is driven by the inclined surface of the pushed block 17 to move the pushing block 20 outward, thereby bending the pin between the bending block 19 fixedly arranged on the component placement seat 11 and the movable pushing block 20 outward.
[0038] The pin bending mechanism includes a reset module, and the reset module includes a reset seat 16 fixed on both sides of the mounting plate 10, and a spring guide rod 14 is fixedly arranged on the reset seat 16, and the spring guide rod 14 extends into the movable plate 12 and is slidably connected to the movable plate 12, and a reset spring 15 is surrounded on the outer side of the spring guide rod 14, and the two ends of the reset spring 15 are respectively fixedly connected to the reset seat 16 and the movable plate 12, and the bottom of the movable plate 12 is also connected to the guide rail 13; when the bending module is working, the reset spring 15 will be compressed, and when resetting, the reset spring 15 will release the elastic force and reset under the guidance of the guide rail 13 and the spring guide rod 14.
[0039] The pin forming mechanism includes the cylinder mounting seat 25 fixedly connected to the bottom side wall of the mounting plate 10, the cylinder 24 is fixedly arranged on the cylinder mounting seat 25, and the forming block 21 is fixedly arranged on the protruding end of the cylinder 24, and the forming block 21 is overall "L" shaped, and the surface of the forming block 21 parallel to the mounting plate 10 is triangular, and main push wheels 22 are symmetrically arranged on both sides of the triangular end surface, and the edge of the main push wheel 22 exceeds the triangular end surface of the forming block 21 and can contact the pin bending mechanism, and a forming notch 23 is provided at the tip of the triangular end surface of the forming block 21; when it is necessary to form the pin, start The cylinder 24 is extended, and the extended end of the cylinder 24 pushes the forming block 21 upward. The movement of the forming block 21 causes the main push wheel 22 to push the pin bending mechanism to bend the pin with the bending block 19 as the axis. When the pin bending mechanism is in operation, the forming notch 23 on the forming block 21 gradually matches the bending block 19, thereby bending the horizontal pin back into shape. As the cylinder mounting seat 25 is retracted, the pin bending mechanism is reset. At this time, the pin outside the bending block 19 will be squeezed and fixed by the extrusion head on the extrusion block 18, further preventing the pin from rebounding and recovering, thereby enhancing the forming effect.
[0040] Although the present invention has been disclosed as above by the preferred embodiment, it is not intended to limit the present invention. Anyone familiar with this technology can make slight changes and modifications without departing from the spirit and scope of the present invention. Therefore, the protection scope of the present invention shall be based on the protection scope required by the claims.
Claims
1. A pin bending jig, comprising a mounting plate (10), characterized in that: The mounting plate (10) is provided with a component placement seat (11), a pin bending mechanism and a pin forming mechanism; a bending block (19) is fixedly provided on the component placement seat (11), and the pin bending mechanism includes symmetrically arranged bending modules, each bending module includes a movable plate (12) and a pushing block (20), the movable plate (12) is arranged below the component placement seat (11) and is slidably connected to the mounting plate (10); the pushing block (20) is located below the bending block (19) and forms a gap between the pushing block (20) and the bending block (19) for the pin to extend into; The pin forming mechanism comprises a driving device, on which a forming block (21) is provided, the cross section of the forming block (21) gradually decreases from bottom to top, and an inclined surface is provided at the bottom of each movable plate (12). The driving device pushes the forming block (21) to move in the direction of the bending block (19), and the movable plate (12) moves to both sides under the action of the forming block (21), and the forming block (21) contacts the bending block (19) to clamp and form the pin.
2. The pin bending jig according to claim 1, characterized in that: The bending module further comprises a pushed block (17) fixedly arranged at the lower part of the movable plate (12), and the pushed block (17) is inclinedly arranged close to the symmetric surface side.
3. The pin bending jig according to claim 1, characterized in that: The driving device comprises a cylinder (24), the forming block (21) is fixedly connected to the protruding end of the cylinder (24), the forming block (21) is in an "L" shape as a whole, and the forming block (21) is in a triangular shape on a surface parallel to the mounting plate (10).
4. The pin bending jig according to claim 3, characterized in that: Main push wheels (22) are symmetrically arranged on both sides of the forming block (21), and the edges of the main push wheels (22) extend beyond the triangular end faces of the forming block (21).
5. The pin bending jig according to claim 3, characterized in that: A forming notch (23) is provided at the tip of the triangular end surface of the forming block (21).
6. The pin bending jig according to claim 5, characterized in that: The forming notch (23) on the forming block (21) and the bending block (19) are on the same longitudinal horizontal line.
7. The pin bending jig according to claim 1, characterized in that: The pin bending mechanism also includes a reset module, which includes a reset seat (16) fixed on both sides of the mounting plate (10), a spring guide rod (14) fixedly arranged on the reset seat (16), and the spring guide rod (14) passes through the movable plate (12) and is slidably connected to the movable plate (12).
8. The pin bending jig according to claim 7, characterized in that: A return spring (15) surrounds the outer side of the spring guide rod (14), and two ends of the return spring (15) are respectively connected to the return seat (16) and the movable plate (12).
9. The pin bending jig according to claim 7, characterized in that: The reset module also includes a guide rail (13), and the guide rail (13) is fixed on both sides of the mounting plate.
10. The pin bending jig according to claim 1, characterized in that: An extrusion block (18) is also fixedly provided on the movable plate (12), and an extrusion head is provided on a surface of the extrusion block (18) close to the symmetrically arranged surface, and the extrusion head is in contact with the bending block (19).