Stamping die capable of preventing workpiece from deviating

Abstract

The stamping die comprises a base, a lower side fixing plate is fixedly installed on the upper side of the base through a support, a lower die is fixedly installed in the middle of the upper side of the lower side fixing plate, a plurality of guide columns are fixedly installed on the upper side of the lower side fixing plate, the upper side of each guide column is connected with a guide sleeve in a sliding mode, and the lower die is fixedly installed on the lower side of the lower side fixing plate. The upper side fixing plate is fixedly installed on the upper side of the guide sleeve, the transverse adjusting device is installed on the lower side of the upper side fixing plate, the synchronous moving device is installed on the base, and the synchronous moving device comprises an electric telescopic rod, a first guide rail, a sliding block, a moving plate, a synchronous assembly and a positioning assembly. The electric telescopic rod is fixedly installed on the upper side of the base through a support, and the multiple first guide rails are fixedly installed on the upper side of the base. By means of the mode, a rectangular workpiece can be rapidly and automatically positioned, after the die head is replaced, the left-right position and the front-back position of the die head can be rapidly and accurately adjusted to conduct accurate stamping machining, and machining efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of stamping dies, in particular to a stamping die for preventing a workpiece from deflecting. Background Art

[0002] A stamping die is a special process equipment that processes materials into parts during cold stamping. It can produce parts of the same specifications quickly and in large quantities. Through reasonable design, it can maximize the use of materials. The design and manufacture of stamping dies need to consider many factors, such as material properties, part shape and size requirements, production batch, etc. Due to size requirements, the stamping die needs to accurately position and clamp the material before processing.

[0003] Patent No. CN202122127363.X proposes a stamping die for preventing a workpiece from tilting and deflecting, comprising a top plate, which is fixedly mounted on the upper ends of four first guide pillars, and the four first guide pillars are fixedly mounted at equal angles on the upper end of a lower die seat, and an upper die seat is movably mounted in the middle of the four first guide pillars, a first hydraulic cylinder is fixedly mounted in the middle of the upper end of the top plate, a first telescopic rod is connected to the lower side of the top plate, and the upper side of the first telescopic rod passes through the top plate and is connected to the first hydraulic cylinder, and an upper die seat is fixedly mounted on the lower end of the first telescopic rod, a lower clamping plate, which is movably mounted on the upper sides of two second guide rods, and the second guide rods are provided with two groups of left and right symmetrically mounted on the upper end of the lower die seat, the lower clamping plate forms a lifting structure with the lower die seat through the second guide rod and the second spring, and the stamping die for preventing the workpiece from tilting and deflecting can fix the workpiece to prevent processing failure due to the tilting and deflection of the workpiece during processing.

[0004] However, this patent still has the problem of not being able to quickly and automatically position. It needs to be positioned before each processing before clamping and processing. After quickly replacing the die head, the position of the die head cannot be quickly fine-tuned for stamping processing, which affects the processing efficiency.

[0005] Therefore, those skilled in the art provide a stamping die for preventing workpiece deviation to solve the above problems. Utility Model Content

[0006] The utility model aims to provide a stamping die for preventing workpiece from deflecting, so as to solve the problems raised in the above-mentioned background technology.

[0007] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0008] A stamping die for preventing workpiece deviation, comprising a base, a lower fixed plate is fixedly installed on the upper side of the base through a bracket, a lower die is fixedly installed on the middle part of the upper side of the lower fixed plate, a plurality of guide posts are fixedly installed on the upper side of the lower fixed plate, a guide sleeve is slidably connected to the upper side of each guide post, an upper fixed plate is fixedly installed on the upper side of the guide sleeve, a lateral adjustment device is installed on the lower side of the upper fixed plate, a synchronous moving device is installed on the base, and the synchronous moving device comprises: an electric telescopic rod, a first guide rail, a slider, a moving plate, a synchronous assembly and a positioning assembly, the electric telescopic rod is fixedly installed on the upper side of the base through a bracket, a plurality of the first guide rails are fixedly installed on the upper side of the base, a slider is slidably connected to the upper side of each of the first guide rails, two moving plates are symmetrically arranged on the left and right sides of the base along the central axis of the base, the moving plate is fixedly installed on the upper side of the slider, the output end of the electric telescopic rod is fixedly connected to the moving plate, the synchronous assembly is installed on the upper side of the base, two positioning assemblies are installed on the front and rear sides of the moving plate, and a plurality of rotating downward pressing cylinders are fixedly installed on the upper side of the base for positioning a rectangular workpiece for quick clamping;

[0009] Furthermore, the synchronization assembly includes: a vertical bracket, a center rod and a transmission rod, the vertical bracket is fixedly mounted on the middle side of the base, the center rod is rotatably connected to the upper side of the vertical bracket through a rotating shaft, transmission rods are arranged at both ends of the center rod, each of the transmission rods is rotatably connected to one end of the center rod through a rotating shaft, and the end of the transmission rod away from the center rod is rotatably connected to the moving plate through a rotating shaft;

[0010] Furthermore, the positioning assembly includes: an extension bracket, a V-shaped rotating plate, a guide wheel and a spring, the extension bracket is fixedly installed on the upper side of the moving plate, the corner of the V-shaped rotating plate is rotatably connected to the end of the extension bracket away from the moving plate through a rotating shaft, both ends of the V-shaped rotating plate are rotatably connected to the guide wheel through a rotating shaft, two springs are fixedly installed on the V-shaped rotating plate, and the end of the spring away from the V-shaped rotating plate is fixedly installed on the extension bracket;

[0011] Furthermore, the lateral adjustment device comprises: a second guide rail, a sliding middle plate and a fine-tuning assembly, wherein the two second guide rails are fixedly mounted on the lower side of the upper fixed plate, the sliding middle plate is slidably connected to the second guide rail, and the fine-tuning assembly is mounted on the lower side of the upper fixed plate;

[0012] Furthermore, the fine-tuning assembly includes: a support seat, a first threaded rod and a fixing screw, the two support seats are fixedly mounted on the lower side of the upper fixing plate, the first threaded rod is rotatably connected to the support seat, and the fixing screw is threadably connected to the support seat, and is used to fix the first threaded rod so that it does not rotate on the support seat;

[0013] Furthermore, a longitudinal adjustment mechanism is installed on the lower side of the sliding middle plate;

[0014] Furthermore, the longitudinal adjustment mechanism comprises: a sliding upper die, a second threaded rod and a stabilizing assembly, wherein the sliding upper die is slidably connected to the lower side of the sliding middle plate, the second threaded rod is rotatably connected to the lower side of the upper fixed plate through a bracket, one end of the second threaded rod away from the bracket is threadedly connected to the sliding upper die, and the stabilizing assembly is mounted on the upper fixed plate;

[0015] Furthermore, the stabilizing assembly includes: an extension block and a stabilizing bolt, the extension block is fixedly mounted on the side wall of the upper fixed plate, the extension block is provided with a strip opening, the stabilizing bolt is rotatably connected to the sliding upper mold, the end of the stabilizing bolt away from the sliding upper mold is slidably connected to the strip opening, and the end of the stabilizing bolt away from the strip opening is threadedly connected with a nut.

[0016] Compared with the prior art, the utility model has the following beneficial effects: a stamping die for preventing workpiece from deflecting, wherein the output end of the electric telescopic rod is shortened to drive the moving plate to move toward the lower die, the moving plate moves toward the lower die to drive the positioning assembly to move toward the lower die, the moving plate moves toward the lower die to drive the transmission rod to move toward the lower die, the transmission rod moves toward the lower die to cause the center rod to rotate, the center rod rotates to drive another transmission rod to move toward the lower die, the other transmission rod moves toward the lower die to drive another moving plate to move toward the lower die, which is beneficial to synchronously drive the two positioning assemblies to move toward the lower die, and is convenient for positioning the left and right directions of the rectangular workpiece;

[0017] The extended bracket of the positioning assembly moves toward the lower die direction, driving the V-shaped rotating plate to move toward the lower die direction. The V-shaped rotating plate moves toward the lower die direction, driving the guide wheel to move toward the lower die direction. The two guide wheels are close to the two side walls of a corner of the rectangular workpiece. The rotation of the V-shaped rotating plate makes the two guide wheels always close to the side walls of the rectangular workpiece, which is conducive to quickly positioning the rectangular workpiece so that its center is always aligned with the center of the lower die; the first threaded rod rotates to drive the sliding middle plate to move forward and backward on the second guide rail, and the fixing screw is tightened so that the first threaded rod is fixed on the support seat without rotation, which is conducive to quickly adjusting the front and rear position of the sliding middle plate and facilitating the adjustment of the front and rear position of the longitudinal adjustment mechanism; the second threaded rod rotates to drive the sliding upper die to move left and right on the lower side of the sliding middle plate, and the stabilizing bolts and nuts are tightened so that the sliding upper die is fixed on the lower side of the sliding middle plate, which is conducive to quickly adjusting the left and right position of the sliding upper die and facilitating subsequent stamping processing. The utility model can quickly and automatically position the rectangular workpiece. After replacing the die head, the left and right and front and rear positions of the die head can be quickly fine-tuned to perform precise stamping processing, thereby improving processing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 The structure of the utility model is shown in FIG. Figure 1 ;

[0019] Figure 2 The structure of the utility model is shown in FIG. Figure 2 ;

[0020] Figure 3 This is the front view of the utility model;

[0021] Figure 4 It is a structural schematic diagram of the synchronous moving device of the utility model.

[0022] In the figure: 1. base; 2. lower fixed plate; 3. lower mold; 4. upper fixed plate; 5. synchronous moving device; 6. electric telescopic rod; 7. moving plate; 8. synchronous assembly; 9. positioning assembly; 10. center rod; 11. transmission rod; 12. extension bracket; 13. V-shaped rotating plate; 14. guide wheel; 15. sliding middle plate; 16. support seat; 17. first threaded rod; 18. fixed screw; 19. sliding upper mold; 20. second threaded rod; 21. extension block; 22. stabilizing bolt. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] The terms “left”, “right”, “front”, “back”, “up” and “down” mentioned in the following description are oriented in the viewing direction of the front view.

[0025] See also Figures 1 to 4In the embodiment of the utility model, a stamping die for preventing the workpiece from deflecting comprises a base 1, a lower fixing plate 2 is fixedly mounted on the upper side of the base 1 through a bracket, a lower die 3 is fixedly mounted on the middle part of the upper side of the lower fixing plate 2, a plurality of guide posts are fixedly mounted on the upper side of the lower fixing plate 2, a guide sleeve is slidably connected to the upper side of each guide post, an upper fixing plate 4 is fixedly mounted on the upper side of the guide sleeve, a lateral adjustment device is mounted on the lower side of the upper fixing plate 4, a synchronous moving device 5 is mounted on the base 1, and the synchronous moving device 5 comprises: an electric telescopic rod 6, a first guide rail, a slider, a moving plate 7, a synchronous assembly 8 and a positioning Component 9, the electric telescopic rod 6 is fixedly mounted on the upper side of the base 1 through a bracket, a plurality of the first guide rails are fixedly mounted on the upper side of the base 1, a slider is slidably connected to the upper side of each of the first guide rails, the two moving plates 7 are symmetrically arranged on the left and right sides of the base 1 along the central axis of the base 1, the moving plate 7 is fixedly mounted on the upper side of the slider, the output end of the electric telescopic rod 6 is fixedly connected to the moving plate 7, the synchronization component 8 is mounted on the upper side of the base 1, the two positioning components 9 are mounted on the front and rear sides of the moving plate 7, and a plurality of rotating downward pressure cylinders are fixedly mounted on the upper side of the base 1 for positioning a rectangular workpiece for quick clamping;

[0026] The synchronization assembly 8 includes: a vertical bracket, a center rod 10 and a transmission rod 11, wherein the vertical bracket is fixedly mounted on the middle side of the base 1, the center rod 10 is rotatably connected to the upper side of the vertical bracket via a rotating shaft, and transmission rods 11 are provided at both ends of the center rod 10, each of the transmission rods 11 is rotatably connected to one end of the center rod 10 via a rotating shaft, and the end of the transmission rod 11 away from the center rod is rotatably connected to the movable plate 7 via a rotating shaft;

[0027] The output end of the electric telescopic rod 6 is shortened to drive the moving plate 7 to move toward the lower mold 3, and the moving plate 7 moves toward the lower mold 3 to drive the positioning assembly 9 to move toward the lower mold 3. The moving plate 7 moves toward the lower mold 3 to drive the transmission rod 11 to move toward the lower mold 3. The transmission rod 11 moves toward the lower mold 3 to cause the center rod 10 to rotate. The rotation of the center rod 10 drives another transmission rod 11 to move toward the lower mold 3. The other transmission rod 11 moves toward the lower mold 3 to drive another moving plate 7 to move toward the lower mold 3, which is conducive to synchronously driving the two positioning assemblies 9 to move toward the lower mold 3, so as to facilitate positioning the left and right directions of the rectangular workpiece;

[0028] The positioning assembly 9 includes: an extension bracket 12, a V-shaped rotating plate 13, a guide wheel 14 and a spring. The extension bracket 12 is fixedly mounted on the upper side of the moving plate 7. The corner of the V-shaped rotating plate 13 is rotatably connected to the end of the extension bracket 12 away from the moving plate 7 through a rotating shaft. Both ends of the V-shaped rotating plate 13 are rotatably connected to the guide wheel 14 through a rotating shaft. Two springs are fixedly mounted on the V-shaped rotating plate 13. The end of the spring away from the V-shaped rotating plate 13 is fixedly mounted on the extension bracket 12.

[0029] The extension bracket 12 of the positioning assembly 9 moves toward the lower die 3, driving the V-shaped rotating plate 13 to move toward the lower die 3. The V-shaped rotating plate 13 moves toward the lower die 3, driving the guide wheel 14 to move toward the lower die 3. The two guide wheels 14 are closely attached to the two side walls of one corner of the rectangular workpiece. The rotation of the V-shaped rotating plate 13 makes the two guide wheels 14 always closely attached to the side walls of the rectangular workpiece, which is conducive to quickly positioning the rectangular workpiece so that its center is always aligned with the center of the lower die 3.

[0030] The lateral adjustment device comprises: a second guide rail, a sliding middle plate 15 and a fine-tuning assembly, wherein the two second guide rails are fixedly mounted on the lower side of the upper fixed plate 4, the sliding middle plate 15 is slidably connected to the second guide rail, and the fine-tuning assembly is mounted on the lower side of the upper fixed plate 4;

[0031] The fine-tuning assembly includes: a support seat 16, a first threaded rod 17 and a fixing screw 18, the two support seats 16 are fixedly mounted on the lower side of the upper fixing plate 4, the first threaded rod 17 is rotatably connected to the support seat 16, and the fixing screw 18 is threadedly connected to the support seat 16, and is used to fix the first threaded rod 17 so that it does not rotate on the support seat 16;

[0032] The first threaded rod 17 rotates to drive the sliding middle plate 15 to move forward and backward on the second guide rail, and the fixing screw 18 is tightened so that the first threaded rod 17 is fixed on the support seat 16 without rotating, which is conducive to quickly adjusting the front and rear position of the sliding middle plate 15 and facilitating the adjustment of the front and rear position of the longitudinal adjustment mechanism;

[0033] A longitudinal adjustment mechanism is installed on the lower side of the sliding middle plate 15;

[0034] The longitudinal adjustment mechanism comprises: a sliding upper die 19, a second threaded rod 20 and a stabilizing assembly, wherein the sliding upper die 19 is slidably connected to the lower side of the sliding middle plate 15, the second threaded rod 20 is rotatably connected to the lower side of the upper fixed plate 4 through a bracket, and one end of the second threaded rod 20 away from the bracket is threadedly connected to the sliding upper die 19, and the stabilizing assembly is installed on the upper fixed plate 4;

[0035] The stabilizing assembly comprises: an extension block 21 and a stabilizing bolt 22, wherein the extension block 21 is fixedly mounted on the side wall of the upper fixing plate 4, a strip opening is provided on the extension block 21, the stabilizing bolt 22 is rotatably connected to the sliding upper die 19, an end of the stabilizing bolt 22 away from the sliding upper die 19 is slidably connected to the strip opening, and an end of the stabilizing bolt 22 away from the strip opening is threadedly connected with a nut;

[0036] The second threaded rod 20 rotates to drive the sliding upper mold 19 to move left and right on the lower side of the sliding middle plate 15. Tightening the stabilizing bolts 22 and nuts fixes the sliding upper mold 19 on the lower side of the sliding middle plate 15, which is conducive to quickly adjusting the left and right position of the sliding upper mold 19 and facilitates subsequent stamping processing.

[0037] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments may still be modified, or some of the technical features may be replaced by equivalents. Such modifications or replacements will not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A stamping die for preventing a workpiece from deflecting, comprising a base (1), characterized in that: A lower fixing plate (2) is fixedly mounted on the upper side of the base (1) via a bracket, a lower mold (3) is fixedly mounted on the middle part of the upper side of the lower fixing plate (2), a plurality of guide pillars are fixedly mounted on the upper side of the lower fixing plate (2), a guide sleeve is slidably connected to the upper side of each guide pillar, an upper fixing plate (4) is fixedly mounted on the upper side of the guide sleeve, a lateral adjustment device is mounted on the lower side of the upper fixing plate (4), a synchronous moving device (5) is mounted on the base (1), and the synchronous moving device (5) comprises: an electric telescopic rod (6), a first guide rail, a slider, a moving plate (7), a synchronous assembly (8) and a positioning assembly (9), the electric The movable telescopic rod (6) is fixedly mounted on the upper side of the base (1) through a bracket, a plurality of the first guide rails are fixedly mounted on the upper side of the base (1), a slider is slidably connected to the upper side of each of the first guide rails, two movable plates (7) are symmetrically arranged on the left and right sides of the base (1) along the central axis of the base (1), the movable plate (7) is fixedly mounted on the upper side of the slider, the output end of the electric telescopic rod (6) is fixedly connected to the movable plate (7), the synchronization component (8) is mounted on the upper side of the base (1), the two positioning components (9) are mounted on the front and rear sides of the movable plate (7), and a plurality of rotating downward pressure cylinders are fixedly mounted on the upper side of the base (1).

2. The stamping die for preventing workpiece deviation according to claim 1, characterized in that: The synchronization component (8) comprises: a vertical bracket, a center rod (10) and a transmission rod (11); the vertical bracket is fixedly mounted on the middle side of the base (1); the center rod (10) is rotatably connected to the upper side of the vertical bracket via a rotating shaft; transmission rods (11) are provided at both ends of the center rod (10); each transmission rod (11) is rotatably connected to one end of the center rod (10) via a rotating shaft; and the end of the transmission rod (11) away from the center rod is rotatably connected to the movable plate (7) via a rotating shaft.

3. The stamping die for preventing workpiece deviation according to claim 2, characterized in that: The positioning assembly (9) comprises: an extension bracket (12), a V-shaped rotating plate (13), a guide wheel (14) and a spring. The extension bracket (12) is fixedly mounted on the upper side of the movable plate (7). The corner of the V-shaped rotating plate (13) is rotatably connected to the end of the extension bracket (12) away from the movable plate (7) via a rotating shaft. Both ends of the V-shaped rotating plate (13) are rotatably connected to the guide wheel (14) via a rotating shaft. Two springs are fixedly mounted on the V-shaped rotating plate (13). The end of the spring away from the V-shaped rotating plate (13) is fixedly mounted on the extension bracket (12).

4. The stamping die for preventing workpiece deviation according to claim 3, characterized in that: The lateral adjustment device comprises: a second guide rail, a sliding middle plate (15) and a fine-tuning assembly, wherein the two second guide rails are fixedly mounted on the lower side of the upper fixed plate (4), the sliding middle plate (15) is slidably connected to the second guide rails, and the fine-tuning assembly is mounted on the lower side of the upper fixed plate (4).

5. The stamping die for preventing workpiece deviation according to claim 4, characterized in that: The fine-tuning assembly comprises: a support seat (16), a first threaded rod (17) and a fixing screw (18); the two support seats (16) are fixedly mounted on the lower side of the upper fixing plate (4); the first threaded rod (17) is rotatably connected to the support seat (16); and the fixing screw (18) is threadably connected to the support seat (16).

6. The stamping die for preventing workpiece deviation according to claim 5, characterized in that: A longitudinal adjustment mechanism is installed on the lower side of the sliding middle plate (15).

7. The stamping die for preventing workpiece deviation according to claim 6, characterized in that: The longitudinal adjustment mechanism comprises: a sliding upper mold (19), a second threaded rod (20) and a stabilizing assembly, wherein the sliding upper mold (19) is slidably connected to the lower side of the sliding middle plate (15), the second threaded rod (20) is rotatably connected to the lower side of the upper fixed plate (4) through a bracket, the end of the second threaded rod (20) away from the bracket is threadedly connected to the sliding upper mold (19), and the stabilizing assembly is installed on the upper fixed plate (4).

8. The stamping die for preventing workpiece deviation according to claim 7, characterized in that: The stabilizing assembly comprises: an extension block (21) and a stabilizing bolt (22); the extension block (21) is fixedly mounted on the side wall of the upper fixing plate (4); a strip opening is provided on the extension block (21); the stabilizing bolt (22) is rotatably connected to the sliding upper mold (19); one end of the stabilizing bolt (22) away from the sliding upper mold (19) is slidably connected to the strip opening; and one end of the stabilizing bolt (22) away from the strip opening is threadedly connected to a nut.

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