CN221754502U - A screw stamping die with automatic demoulding - Google Patents

Abstract

The utility model discloses an automatic demolding screw stamping die which comprises a first bottom plate, wherein one side, far away from a die bottom structure, of the upper end of the first bottom plate is fixedly connected with a workpiece taking structure, the end of a top plate is fixedly connected with a first die body, the first die body and a supporting table are jointly provided with a die bottom structure, the die bottom structure is used for assisting the first die body in screw stamping, the lower end of the top plate is provided with a demolding structure, and the demolding structure is used for demolding the stamped screw. According to the utility model, the workpiece can be stamped through the matching of the demolding structure and the first mold body, and then the stamped workpiece can be ejected out of the inner cavity of the first mold body by utilizing the demolding structure, so that the workpiece is automatically demolded, and the workpiece after demolding can be taken away from the upper part of the first mold body by utilizing the workpiece taking structure, so that the production efficiency is improved, and accidents caused by taking away the stamped workpiece by workers are avoided, and the injury to the workers is avoided.

Description

A screw stamping die with automatic demoulding

Technical Field

The utility model relates to the technical field of stamping dies, in particular to an automatic demoulding screw stamping die.

Background Art

A stamping die is a special process equipment used to process materials (metal or non-metal) into parts (or semi-finished products) during cold stamping. It is called a cold stamping die. Stamping is a pressure processing method that uses a die installed on a press to apply pressure to the material at room temperature to cause separation or plastic deformation, thereby obtaining the desired parts.

Traditional screw stamping dies usually require manual intervention for demolding operations, which means that a lot of manpower and time are needed to manually remove the stamped screws from the die. This manual intervention not only increases production costs, but also reduces production efficiency. In addition, due to the influence of human factors, it may cause unstable product quality and production safety problems.

Chinese patent document CN208304071U discloses a screw stamping die, including a first fixed die, a second fixed die, a lifting rod and a carving rod, wherein the first fixed die and the second fixed die are matched and arranged correspondingly, the back of the first fixed die is provided with mounting grooves at four corners, the mounting grooves are provided with tightening bolts, the middle position of the inner surface of the first fixed die is provided with a lifting groove, and one side surface of the first fixed die is provided with a fixing groove; however, the following defects still exist in the implementation process:

Although the device in the above document can rotate while the lifting rod drives the screw to rise, and the screw rod is cut by the engraving knife, the device in the above document cannot automatically demold the stamped workpiece from the mold, and the stamped screw still needs to be taken out of the mold manually.

Utility Model Content

The utility model aims to provide a screw punching die with automatic demoulding to solve the problems raised in the above background technology.

In order to solve the above technical problems, the technical solution adopted by the utility model is:

A screw stamping die with automatic demoulding comprises a bottom plate, four supporting columns are fixedly connected to the upper end of the bottom plate, a support platform is fixedly connected to one side of the upper end of the bottom plate, a piece picking structure is fixedly connected to one side of the upper end of the bottom plate away from the die bottom structure, a top plate is fixedly connected to the upper ends of the four supporting columns, a die body is fixedly connected to the end of the top plate, the die body and the support platform are jointly provided with a die bottom structure, the die bottom structure is used to assist the die body in screw stamping, a demoulding structure is provided at the lower end of the top plate, and the demoulding structure is used to demould the stamped screws.

A further improvement of the technical solution of the utility model is that: the mold bottom structure includes two gears 1, and the two gears 1 are symmetrically meshed with a protective plate structure, one side of one gear 1 is fixedly connected to a motor 1, and a lower end of the motor is fixedly connected to an upper end of a support platform 1, and the outer surfaces of the two protective plate structures are slidably connected to a connecting seat, and a side of the connecting seat close to the mold body 1 is fixedly connected to a side of the mold body 1 close to the connecting seat.

The above technical solution is adopted, in which the output end of the motor drives the gear to rotate, thereby driving the gear one to engage with the protective plate structure.

A further improvement of the technical solution of the utility model is that the protective plate structure includes a rack 1, which is meshed and connected with a gear 1 on the same side, a connecting block 1 is fixedly connected to one side of the rack 1, the outer surface of the connecting block 1 is slidably connected to the inner cavity of the connecting seat, and the side of the connecting block 1 away from the rack 1 is fixedly connected to a bottom plate 2, and the bottom plate 2 is used in conjunction with a mold body 1.

The above technical solution is adopted, in which the connection block 1 and the connection seat cooperate to prevent the bottom plate 2 from leaving the track when the two bottom plates 2 move.

A further improvement of the technical solution of the utility model is that the demoulding structure includes a hydraulic cylinder 1, the upper end of the hydraulic cylinder 1 is fixedly connected to the lower end of the mold body, the output end of the piston rod of the hydraulic cylinder 1 is fixedly connected to the punching template, the four corners of the upper end of the punching template are fixedly connected to telescopic rods, the upper ends of several telescopic rods are commonly fixedly connected to the lower end of the mold body, the four corners of the lower end of the punching template are fixedly connected to connecting columns 2, and the lower ends of several connecting columns 2 are commonly fixedly connected to the demoulding template.

By adopting the above technical solution, the workpiece can be punched and demoulded through the cooperation of the punching plate and the demoulding plate.

A further improvement of the technical solution of the utility model is that the picking structure includes a support plate 1, a lower end of the support plate is slidably connected to an upper end of a bottom plate 1, one side of the support plate is rotatably connected to a worm gear, the outer surface of the worm gear is meshingly connected to a worm, the inner cavity of the worm gear is fixedly connected to a gear 2, the outer surface of the gear 2 is symmetrically meshingly connected to a clamping structure, and a driving structure is provided at the lower part of one side of the support plate 1 close to the mold body 1, and the driving structure is used to push the support plate 1 to move.

The above technical solution is adopted, in which the worm is operated to perform meshing motion on the worm wheel, thereby driving the second gear to rotate, and then the second gear is used to perform meshing motion on the clamping structure.

A further improvement of the technical solution of the utility model is that the clamping structure includes a T-shaped plate, the outer surface of the T-shaped plate is slidably connected to the inner cavity of a slide groove opened on the upper part of a support plate, one side of the T-shaped plate is fixedly connected to a rack two, the rack two is meshingly connected to an adjacent worm gear, and the other side of the T-shaped plate is fixedly connected to a plurality of clamping blocks.

By adopting the above technical solution, the demoulded workpiece can be clamped by cooperating with a plurality of clamping blocks.

A further improvement of the technical solution of the utility model is that the driving structure includes motor 2, the output end of motor 2 is fixedly connected with gear 3, the upper part of the outer surface of gear 3 is meshingly connected with a tooth plate, one end of the tooth plate close to support plate 1 is fixedly connected with one end of support plate 1 close to the tooth plate, the outer surface of the tooth plate is slidably connected with an outer shell, and the lower end of the outer shell is fixedly connected with the upper end of base plate 1.

The above technical solution is adopted, in which the output end of the second motor rotates to drive the third pair of tooth plates to perform meshing motion, thereby pushing the support plate one to move.

Due to the adoption of the above technical solution, the utility model has achieved the following technical progress compared with the prior art:

1. The utility model provides a screw stamping die with automatic demoulding. Through the cooperation of the demoulding structure and the die body, the workpiece can be stamped, and then the stamped workpiece can be ejected from the inner cavity of the die body by using the demoulding structure, thereby realizing automatic demoulding of the workpiece. The demoulded workpiece can be taken away from the upper part of the die body by the taking-out structure, thereby improving production efficiency and avoiding accidents when workers take away the stamped workpiece, which may cause harm to the workers, thereby improving the practicality and universality of the device.

2. The utility model provides a screw stamping die with automatic demoulding, which can drive a pair of adjacent protective plate structures to mesh by rotating the output end of a motor, thereby driving two bottom plates 2 to move. Therefore, when it is necessary to stamp the workpiece, the cooperation of the bottom plate 2 and the mold body 1 can be utilized to provide support for the bottom of the workpiece. When it is necessary to demould the workpiece, the two bottom plates 2 can be moved, thereby allowing the bottom of the workpiece to be demoulded and then pushed out of the inner cavity of the mold body 1 by utilizing the demoulding plate. Such a design can make the demoulding of the device more convenient, thereby improving the practicability and universality of the device.

BRIEF DESCRIPTION OF THE DRAWINGS

Figure 1 is a schematic diagram of the overall structure of the utility model;

FIG2 is a schematic cross-sectional view of the overall structure of the present invention;

FIG3 is a front view schematic diagram of the overall structure of the utility model;

FIG4 is a schematic diagram of the mold bottom structure of the utility model;

FIG5 is a schematic diagram of the structure of the protective plate of the present invention;

FIG6 is a schematic diagram of the demoulding structure of the utility model;

FIG7 is a schematic diagram of the retrieval structure of the utility model;

FIG8 is a schematic diagram of the clamp structure of the utility model;

FIG. 9 is a schematic diagram of the driving structure of the utility model.

In the figure: 1. bottom plate 1; 2. support column 1; 3. support platform 1; 4. mold bottom structure; 41. motor 1; 42. gear 1; 43. protective plate structure; 431. rack 1; 432. connecting block 1; 433. bottom plate 2; 44. connecting seat; 5. demoulding structure; 51. hydraulic cylinder 1; 52. telescopic rod; 53. punching plate; 54. connecting column 2; 55. demoulding plate; 6. taking-up structure; 61. support plate 1; 62. worm gear; 63. worm; 64. gear 2; 65. clamping structure; 651. T-plate; 652. rack 2; 653. clamping block; 66. driving structure; 661. motor 2; 662. gear 3; 663. tooth plate; 664. shell; 7. top plate; 8. mold body 1.

DETAILED DESCRIPTION

The present invention is further described in detail below in conjunction with the embodiments:

Example 1

As shown in Figures 1-5, the utility model provides a screw stamping die with automatic demolding, including a bottom plate 1, four support columns 2 are fixedly connected to the upper end of the bottom plate 1, a support platform 3 is fixedly connected to one side of the upper end of the bottom plate 1, a piece picking structure 6 is fixedly connected to the side of the upper end of the bottom plate 1 away from the mold bottom structure 4, the upper ends of the four support columns 2 are commonly fixedly connected to a top plate 7, the end of the top plate 7 is fixedly connected to a mold body 8, the mold body 8 and the support platform 3 are jointly provided with a mold bottom structure 4, the mold bottom structure 4 is used to assist the mold body 8 in screw stamping, and a demolding structure 5 is provided at the lower end of the top plate 7, and the demolding structure 5 is used to demold the punched screws.

In this embodiment, through the cooperation of the mold bottom structure 4 and the mold body 8, a closed space can be provided when the workpiece is stamped, the workpiece in the inner cavity of the mold body 8 can be stamped through the upper part of the demolding structure 5, and the workpiece after stamping in the inner cavity of the mold body 8 can be demolded through the lower part of the demolding structure 5. The demolded workpiece can be clamped through the picking structure 6 and then transferred out of the device.

Example 2

As shown in Figure 6, on the basis of Example 1, the utility model provides a technical solution: preferably, the demolding structure 5 includes a hydraulic cylinder 51, the upper end of the hydraulic cylinder 51 is fixedly connected to the lower end of the mold body 8, the output end of the piston rod of the hydraulic cylinder 51 is fixedly connected to a punching plate 53, the four corners of the upper end of the punching plate 53 are fixedly connected to telescopic rods 52, the upper ends of several telescopic rods 52 are commonly fixedly connected to the lower end of the mold body 8, the four corners of the lower end of the punching plate 53 are fixedly connected to connecting columns 54, and the lower ends of several connecting columns 54 are commonly fixedly connected to a demolding plate 55.

In this embodiment, as can be seen from the above, when the workpiece needs to be punched, the workpiece to be punched is placed in the inner cavity of the mold body 8, and then the punching plate 53 is pushed toward the mold body 8 by the hydraulic cylinder 51. At the same time, a number of telescopic rods 52 will also extend, pushing the punching plate 53 toward the mold body 8, and then driving a number of connecting columns 54 to push the plate 55 away from the mold body 8, and then the punching plate 53 is used to punch the workpiece in the inner cavity of the mold body 8.

Example 3

As shown in FIG. 4 and FIG. 5 , on the basis of Example 2, the utility model provides a technical solution: preferably, the mold bottom structure 4 includes two gears 42, and the two gears 42 are symmetrically meshed and connected with a protective plate structure 43, one side of one gear 42 is fixedly connected with a motor 41, and the lower end of the motor 41 is fixedly connected to the upper end of the support platform 3, and the outer surfaces of the two protective plate structures 43 are slidably connected with a connecting seat 44, and the side of the connecting seat 44 close to the mold body 8 is fixedly connected to the side of the mold body 8 close to the connecting seat 44;

The protective plate structure 43 includes a rack 431, which is meshed with a gear 42 on the same side. A connecting block 432 is fixedly connected to one side of the rack 431. The outer surface of the connecting block 432 is slidably connected to the inner cavity of the connecting seat 44. The side of the connecting block 432 away from the rack 431 is fixedly connected to a bottom plate 433, and the bottom plate 433 is used in conjunction with the mold body 8.

In this embodiment, as can be seen from the above, when the stamped workpiece needs to be demolded, the motor 41 is operated to drive the gear 42 to engage the adjacent rack 431, drive the connecting block 432 to slide in the inner cavity of the connecting seat 44, thereby driving the two bottom plates 433 to move away from each other, releasing the protection of the bottom of the inner cavity components of the mold body 8, and then the piston rod of the hydraulic cylinder 51 is recovered to drive the punching plate 53 to move in the direction away from the mold body 8, thereby driving the several telescopic rods 52 to contract, thereby pulling the several connecting columns 54 to drive the ejection plate 55 to move in the direction of the mold body 8, and then the ejection plate 55 can be used to push the workpiece punched in the inner cavity of the mold body 8 out of the inner cavity of the mold body 8.

Example 4

As shown in Figures 7, 8 and 9, on the basis of Example 3, the utility model provides a technical solution: preferably, the picking structure 6 includes a support plate 61, the lower end of the support plate 61 is slidably connected to the upper end of the bottom plate 1, one side of the support plate 61 is rotatably connected to a worm gear 62, the outer surface of the worm gear 62 is meshedly connected to a worm 63, the inner cavity of the worm gear 62 is fixedly connected to a gear 2 64, the outer surface of the gear 2 64 is symmetrically meshedly connected to a clamping structure 65, and a driving structure 66 is provided at the lower part of one side of the support plate 61 close to the mold body 8, and the driving structure 66 is used to push the support plate 61 to move;

The clamp structure 65 includes a T-shaped plate 651, the outer surface of the T-shaped plate 651 is slidably connected to the inner cavity of the slide groove opened on the upper part of the support plate 1 61, a rack 2 652 is fixedly connected to one side of the T-shaped plate 651, and the rack 2 652 is meshedly connected to the adjacent worm gear 62, and a plurality of clamping blocks 653 are fixedly connected to the other side of the T-shaped plate 651;

The driving structure 66 includes a motor 2 661, the output end of the motor 2 661 is fixedly connected to a gear 3 662, the upper portion of the outer surface of the gear 3 662 is meshingly connected to a tooth plate 663, one end of the tooth plate 663 close to the support plate 1 61 is fixedly connected to one end of the support plate 1 61 close to the tooth plate 663, the outer surface of the tooth plate 663 is slidably connected to a shell 664, and the lower end of the shell 664 is fixedly connected to the upper end of the base plate 1.

In this embodiment, as can be seen from the above, when the demolded workpiece needs to be transferred away, the worm gear 63 is operated to mesh with the worm wheel 62 to drive the worm wheel 62 to rotate, and then the worm wheel 62 is used to drive gear 2 64 to mesh with the adjacent rack 2 652, driving the T-plate 651 to slide, thereby driving a number of clamping blocks 653 to move toward the demolded workpiece. With the cooperation of a number of clamping blocks 653, the demolded workpiece can be clamped, and then the output end of motor 2 661 is used to drive gear 3 662 to rotate, so that gear 3 662 meshes with the adjacent tooth plate 663 to push the tooth plate 663 to move, and then the tooth plate 663 is used to push the support plate 1 61 to move, thereby driving the removal structure 6 to transfer the demolded workpiece from the device.

It should be noted that the specific installation methods and circuit connection methods and control methods of the motor 1 41, the hydraulic cylinder 1 51, and the motor 2 661 in the present invention are all conventional designs and are not elaborated in detail in the present invention.

The following is a detailed description of the working principle of the automatic demoulding screw stamping die.

As shown in FIG. 1-9, when a workpiece needs to be punched, the workpiece to be punched is first placed in the inner cavity of the mold body 8, and then the punching plate 53 is pushed toward the mold body 8 by the hydraulic cylinder 51, and at the same time, a plurality of telescopic rods 52 are also extended to push the punching plate 53 toward the mold body 8, and then drive a plurality of connecting columns 54 to push the plate 55 away from the mold body 8, and then the punching plate 53 is used to punch the workpiece in the inner cavity of the mold body 8;

When the stamping is completed, the motor 41 is operated to drive the gear 42 to mesh with the adjacent rack 431, and drive the connecting block 432 to slide in the inner cavity of the connecting seat 44, thereby driving the two bottom plates 433 to move away from each other, releasing the protection of the bottom of the inner cavity components of the mold body 8, and then the piston rod of the hydraulic cylinder 51 is recovered to drive the punching plate 53 to move away from the mold body 8, thereby driving the plurality of telescopic rods 52 to contract, thereby pulling the plurality of connecting columns 2 54 to drive the ejection plate 55 to move toward the direction of the mold body 8, and then the ejection plate 55 can be used to eject the workpiece punched in the inner cavity of the mold body 8 out of the inner cavity of the mold body 8;

When it is necessary to transport the demolded workpiece, the worm 63 is operated to mesh with the worm wheel 62 to drive the worm wheel 62 to rotate, and then the worm wheel 62 is used to drive gear 2 64 to mesh with the adjacent rack 2 652, driving the T-plate 651 to slide, thereby driving a number of clamping blocks 653 to move toward the demolded workpiece. With the cooperation of a number of clamping blocks 653, the demolded workpiece can be clamped, and then the output end of motor 2 661 is used to drive gear 3 662 to rotate, allowing gear 3 662 to mesh with the adjacent tooth plate 663 to push the tooth plate 663 to move, and then the tooth plate 663 is used to push the support plate 1 61 to move, thereby driving the removal structure 6 to transfer the demolded workpiece from the device.

The above generally describes the present invention in detail, but it is obvious to a person skilled in the art that some modifications or improvements can be made to the present invention. Therefore, modifications or improvements that do not depart from the spirit of the present invention are within the scope of protection of the present invention.

Claims (7)

1. The utility model provides an automatic screw stamping die of drawing of patterns, includes bottom plate one (1), its characterized in that: the novel die comprises a bottom plate I (1), four support columns I (2) are fixedly connected to the upper end of the bottom plate I (1), a support table I (3) is fixedly connected to one side of the upper end of the bottom plate I (1), a part taking structure (6) is fixedly connected to one side of the upper end of the bottom plate I (1), which is far away from a die bottom structure (4), a top plate (7) is fixedly connected to the upper end of the support column I (2), a die bottom structure (4) is fixedly connected to the end of the top plate (7), the die bottom structure (8) and the support table I (3) are jointly arranged, the die bottom structure (4) is used for assisting the die bottom structure I (8) in screw stamping, a demoulding structure (5) is arranged at the lower end of the top plate (7), and the demoulding structure (5) is used for demoulding stamped screws.

2. The automatic demolding screw press mold according to claim 1, wherein: the die bottom structure (4) comprises two first gears (42), the two first gears (42) are connected with a protection plate structure (43) in a mutual symmetrical meshing mode, one of the first gears (42) is fixedly connected with a first motor (41), the lower end of the first motor (41) is fixedly connected with the upper end of a first supporting table (3), the two outer surfaces of the protection plate structure (43) are connected with a connecting seat (44) in a sliding mode, and one side, close to the first die body (8), of the connecting seat (44) is fixedly connected with one side, close to the connecting seat (44), of the first die body (8).

3. An automatic demolding screw press mold as claimed in claim 2, wherein: the protection plate structure (43) comprises a first rack (431), the first rack (431) is meshed with a first gear (42) on the same side, a first connecting block (432) is fixedly connected to one side of the first rack (431), the outer surface of the first connecting block (432) is slidably connected with an inner cavity of a connecting seat (44), a second bottom plate (433) is fixedly connected to one side, away from the first rack (431), of the first connecting block (432), and the second bottom plate (433) is matched with the first die body (8).

4. An automatic demolding screw press mold as claimed in claim 2, wherein: the demolding structure (5) comprises a first hydraulic cylinder (51), the upper end of the first hydraulic cylinder (51) is fixedly connected with the lower end of a first mold body (8), the output end of a piston rod of the first hydraulic cylinder (51) is fixedly connected with a die plate (53), four corners of the upper end of the die plate (53) are fixedly connected with telescopic rods (52), the upper ends of the telescopic rods (52) are jointly fixedly connected with the lower end of the first mold body (8), four corners of the lower end of the die plate (53) are fixedly connected with a second connecting column (54), and the lower ends of the second connecting column (54) are fixedly connected with a die plate (55).

5. The automatic demolding screw press mold according to claim 4, wherein: get a structure (6) including backup pad one (61), backup pad one (61) lower extreme and bottom plate one (1) upper end sliding connection, backup pad one (61) one side is rotated and is connected with worm wheel (62), worm wheel (62) surface meshing is connected with worm (63), worm wheel (62) inner chamber fixedly connected with gear two (64), gear two (64) surface symmetry meshing is connected with folder structure (65), backup pad one (61) is provided with driving structure (66) near one side lower part of the mould body one (8), driving structure (66) are used for promoting backup pad one (61) and remove.

6. The automatic demolding screw press mold according to claim 5, wherein: the clamp piece structure (65) comprises a T-shaped plate (651), the outer surface of the T-shaped plate (651) is in sliding connection with a sliding groove inner cavity formed in the upper portion of a first supporting plate (61), one side of the T-shaped plate (651) is fixedly connected with a second rack (652), the second rack (652) is in meshed connection with an adjacent worm wheel (62), and the other side of the T-shaped plate (651) is fixedly connected with a plurality of clamp blocks (653).

7. The automatic demolding screw press mold according to claim 5, wherein: the driving structure (66) comprises a motor II (661), the output end of the motor II (661) is fixedly connected with a gear III (662), a toothed plate (663) is connected to the upper portion of the outer surface of the gear III (662) in a meshed mode, one end, close to a supporting plate I (61), of the toothed plate (663) is fixedly connected with one end, close to the toothed plate (663), of the supporting plate I (61), the outer surface of the toothed plate (663) is slidably connected with a shell (664), and the lower end of the shell (664) is fixedly connected with the upper end of a bottom plate I (1).