CN214290208U

CN214290208U - Punching press is rotatory system of processing of bending

Info

Publication number: CN214290208U
Application number: CN202023209332.0U
Authority: CN
Inventors: 朱志强; 张建莹; 白广江; 张辉
Original assignee: Tianjin Jinzhao Electronic & Machinery Development Co ltd
Current assignee: Tianjin Jinzhao Electronic & Machinery Development Co ltd
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2021-09-28
Anticipated expiration: 2030-12-28

Abstract

The utility model discloses a processing system for punching, rotating and bending, which comprises a first inclined wedge component, a second inclined wedge component, a sliding block, a rotating component and a base; the base is positioned on the right side of the workpiece and is provided with a guide rail; the rotating assembly and the sliding block are arranged on the left and right sides and are in sliding fit with the guide rail; the left side of the rotating component is provided with a chuck for clamping a workpiece, the right side of the rotating component is provided with a rotating head which rotates together with the chuck and is provided with radial arc-shaped bulges, and the right end surface of the rotating component is connected with the left side surface of the sliding block; the lower part of the first wedge component is provided with a wedge surface A which is in sliding fit with the right side surface of the sliding block; when the workpiece moves downwards, the wedge surface A is contacted with the sliding block and applies a force in the left direction to the sliding block, so that the rotating assembly moves leftwards, and a chuck of the rotating assembly is connected with and clamped on the workpiece; and the upper part of the second wedge component is provided with a wedge surface B, and when the second wedge component moves downwards, the wedge surface B applies downward pressure on the arc-shaped bulge to convert the downward pressure into circumferential force to drive the rotating head to rotate downwards. The utility model provides the high surface quality of product.

Description

Punching press is rotatory system of processing of bending

Technical Field

The utility model relates to a stamping process field, in particular to rotatory system of processing of bending of punching press.

Background

At present, bending is a common process in a stamping die, bending in a progressive die can be an essential important process, and for positions with complex bending and high precision requirements, the precision requirements of products are often ensured by bending for multiple times. The traditional bending process needs to press the non-bending area of a product, and bending is finished through movement of a bending punch and a bending female die. In the past, for the forming of the bending front connecting material distortion shown in fig. 1, in order to overcome the factors of product resilience, surface quality and the like, three steps of bending are needed to complete the forming: step one, enlarging a round angle of a bending punch for bending; secondly, properly reducing the round angle of the bending punch for bending; and thirdly, performing a shaping procedure.

The problems existing in the traditional process are as follows: the drift fillet of bending increases when reducing the drift shaping, and the drift is to the impact and the friction mar that the product surface caused, nevertheless even so, because this kind of bending need overcome great resistance, still will cause certain injury to the product surface when the drift shaping of bending, and the round hole on the product can produce certain deformation.

Disclosure of Invention

The utility model discloses a solve the technical problem that exists among the known art and provide the rotatory system of bending of punching press that improves processingquality.

The utility model discloses a solve the technical scheme that technical problem that exists among the well-known technique took and be: a processing system for stamping, rotating and bending comprises a stamping die head, a first wedge component, a second wedge component, a sliding block, a rotating component and a base; the base is positioned on the right side of the workpiece to be bent, and a guide rail is arranged on the base; the rotating assembly and the sliding block are arranged on the left and right sides and are in sliding fit with the guide rail; the left side of the rotating component is provided with a chuck for clamping a workpiece to be bent, the right side of the rotating component is provided with a rotating head which rotates together with the chuck and is provided with radial arc-shaped bulges, and the right end surface of the rotating component is connected with the left side surface of the sliding block; the upper ends of the first and second wedge components are arranged on the stamping die head; the lower part of the first wedge component is provided with a wedge surface A, and the wedge surface A is in sliding fit with the right side surface of the sliding block; when the first wedge component moves downwards, the wedge surface A is contacted with the sliding block and applies a force in the left direction to the sliding block, the sliding block is driven to drive the rotating component to move leftwards, and a chuck of the rotating component is connected with a workpiece to be bent and clamps the workpiece; and when the second wedge component moves downwards, the wedge surface B converts downward pressure applied to the arc-shaped protrusion into circumferential force to drive the rotating head to rotate downwards.

Further, still include the flexible first reset spring of level, first reset spring's left end cup joints on first spring holder, first spring holder and base rigid coupling, and its right-hand member offsets with rotating assembly or sliding block.

Further, the device also comprises a second return spring which is vertically telescopic; the lower end of the second reset spring is sleeved on the second spring seat, the second spring seat is fixedly connected with the base, and the upper end of the second reset spring is abutted to the lower end of the second wedge component.

Furthermore, a toothed protrusion is arranged at the lower part of the second wedge component, and the toothed protrusion is positioned below the arc protrusion in an initial state; when the second wedge component moves upwards under the action of the second return spring, the tooth-shaped protrusions apply upward pressure on the arc-shaped protrusions and convert the upward pressure into circumferential force, and the rotating head is driven to rotate upwards.

Furthermore, the rotating assembly is also provided with a rotating shaft and a bearing seat in running fit with the rotating shaft, the chuck and the rotating head are fixedly connected with the rotating shaft, and the bottom surface of the bearing seat is in sliding fit with the guide rail.

Further, the chuck of the rotating assembly is a pneumatic chuck.

Further, the chuck of the rotating assembly is a hydraulic chuck.

The utility model has the advantages and positive effects that:

(1) the original three-step forming is changed into one-step forming, so that the working efficiency is improved.

(2) The impact and friction between the punch and the product are avoided, the surface quality of the product is improved, and the appearance of the product is obviously improved.

(3) The mechanism forming effect is more stable, and the product quality stability is obviously promoted.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the structure of the punching die before moving downward.

Fig. 3 is a schematic view of the structure of the punching die after moving downward.

FIG. 4 is a schematic view of the engagement of the second cam assembly with the slider during downward movement of the second cam assembly.

FIG. 5 is a schematic view of the engagement of the second cam assembly with the slide block at the end of the downward travel of the second cam assembly.

FIG. 6 is a schematic three-dimensional view of the second cam assembly and the rotating assembly.

FIG. 7 is a schematic two-dimensional structure of a second cam assembly and a rotating assembly.

FIG. 8 is a schematic diagram showing the relative positions of the chuck and the workpiece before the rotation of the rotary assembly.

Fig. 9 is a schematic diagram showing the relative positions of the chuck and the workpiece after the rotation of the rotating assembly.

In the figure: 1. a chuck; 2. a rotating assembly; 3. a second cam assembly; 4. a first cam assembly; 5. a wedge surface B; 6. a wedge surface A; 7. a slider; 8. a base; 9. a second return spring; 10. a first return spring; 11. a tooth-shaped bulge; 12. an arc-shaped bulge; 13. and (5) a workpiece.

Detailed Description

For further understanding of the contents, features and effects of the present invention, the following embodiments are listed and will be described in detail with reference to the accompanying drawings:

referring to fig. 1 to 9, a punching rotary bending processing system includes a punching die head, and further includes a first wedge component 4, a second wedge component 3, a sliding block 7, a rotating component 2, and a base 8; the base 8 is positioned at the right side of the workpiece 13 to be bent, and a guide rail is arranged on the base; the rotating component 2 and the sliding block 7 are arranged on the left and right sides and are in sliding fit with the guide rail; the left side of the rotating component 2 is provided with a chuck 1 for clamping a workpiece 13 to be bent, the right side of the rotating component is provided with a rotating head which rotates together with the chuck 1 and is provided with radial arc-shaped protrusions 12, and the right end face of the rotating component is connected with the left side face of the sliding block 7; the upper ends of the first and second wedge components are arranged on the stamping die head; the lower end of the first wedge component 4 is provided with a wedge surface A6, and the wedge surface A6 is in sliding fit with the right side surface of the sliding block 7; when the first wedge component 4 moves downwards, the wedge surface a6 contacts with the sliding block 7 and applies a force in the left direction to the sliding block 7, the sliding block 7 is driven to drive the rotating component 2 to move leftwards, and the chuck 1 of the rotating component 2 is connected with the workpiece 13 to be bent and clamps the workpiece 13; the upper part of the second wedge component 3 is provided with a wedge surface B5, and when the second wedge component 3 moves downwards, the wedge surface B5 converts downward pressure applied to the arc-shaped protrusion 12 into circumferential force to drive the rotating head to rotate downwards.

Preferably, the device also comprises a first return spring 10 which extends and retracts horizontally, the left end of the first return spring 10 is sleeved on a first spring seat, the first spring seat is fixedly connected with the base 8, and the right end of the first return spring abuts against the rotating component 2 or the sliding block 7.

Preferably, a second return spring 9 which is vertically telescopic may be further included; the lower end of a second reset spring 9 is sleeved on a second spring seat, the second spring seat is fixedly connected with the base 8, and the upper end of the second reset spring abuts against the lower end of the second wedge component 3.

Preferably, the lower part of the second cam assembly 3 may be provided with a toothed protrusion 11, and the toothed protrusion 11 may be located below the arc-shaped protrusion 12 in the initial state; when the second wedge component 3 moves upwards under the action of the second return spring 9, the toothed protrusion 11 applies upward pressure to the arc protrusion 12 to convert the upward pressure into circumferential force, and drives the rotating head to rotate upwards.

Preferably, the rotating assembly 2 may further include a rotating shaft and a bearing seat rotatably engaged with the rotating shaft, the chuck 1 and the rotating head may be fixedly connected to the rotating shaft, and the bottom surface of the bearing seat is slidably engaged with the guide rail.

Preferably, the chuck 1 of the rotating assembly 2 may be a pneumatic chuck 1 or a hydraulic chuck 1.

The working principle of the present invention is further explained by a preferred embodiment of the present invention as follows:

a processing system for punching, rotating and bending comprises a punching die head, a first inclined wedge component 4, a second inclined wedge component 3, a sliding block 7, a rotating component 2, a first return spring 10, a second return spring 9 and a base 8; the base 8 is positioned at the right side of the workpiece 13 to be bent, and a guide rail is arranged on the base; the rotating component 2 and the sliding block 7 are arranged on the left and right sides and are in sliding fit with the guide rail; the upper ends of the first inclined wedge component 4 and the second inclined wedge component 3 are arranged on a stamping die, and inclined wedge surfaces are arranged at the lower parts of the first inclined wedge component and the second inclined wedge component; the wedge surface of the first wedge component 4 is in sliding fit with the right side surface of the sliding block 7; a chuck 1 for clamping a workpiece 13 to be bent is arranged on the left side of the rotating assembly 2, a rotating head which rotates together with the chuck 1 is arranged on the right side of the rotating assembly 2, and a radial arc-shaped bulge 12 is arranged on the rotating head; the right end surface of the rotating component 2 is connected with the left side surface of the sliding block 7; the upper portion of second slide wedge subassembly 3 is equipped with the slide wedge face, and when second slide wedge subassembly 3 moves down, its slide wedge face will apply downward pressure to arc arch 12 and change into circumferential force, drive the rotating head and rotate downwards. The lower part of the second wedge component 3 is provided with a dentate bulge 11, and the dentate bulge 11 is positioned below an arc bulge 12 in an initial state; when the second wedge component 3 moves upwards under the action of the second return spring 9, the toothed protrusion 11 applies upward pressure to the arc protrusion 12 to convert the upward pressure into circumferential force, and drives the rotating head to rotate upwards. The first return spring 10 is horizontally arranged, the left end of the first return spring is fixed on the base 8, the right end of the first return spring is abutted against the rotating component 2 or the sliding block 7, the second return spring 9 is vertically arranged, the lower end of the second return spring is fixed on the base 8, and the upper end of the second return spring is abutted against the lower end of the second wedge component 3.

When the stamping die head moves downwards, the wedge surface of the first wedge component 4 is contacted with the sliding block 7 and applies a force in the left direction to the sliding block 7, the sliding block 7 is driven to drive the rotating component 2 to move leftwards, and the chuck 1 of the rotating component 2 is connected with a workpiece 13 to be bent and clamps the workpiece 13; then, the wedge surface of the second wedge component 3 is contacted with the arc-shaped bulge 12 of the rotating head, and a circumferential force is applied to the arc-shaped bulge 12 to drive the rotating head to rotate, so that the chuck 1 rotates to bend the workpiece 13; when the stamping die head moves upwards and returns, the first return spring 10 enables the rotating assembly 2 to return to the right; the second inclined wedge component 3 is lifted by the second return spring 9, and when the second inclined wedge component 3 moves upwards under the action of the second return spring 9, the tooth-shaped protrusions 11 apply upward pressure on the arc-shaped protrusions 12 to convert the upward pressure into circumferential force, so that the rotating head is driven to rotate upwards, and rotary return is realized.

The front end shaping position of lock stopper product adopts the utility model discloses produce, stability and product quality have obtained obvious promotion.

The above-mentioned embodiments are only used for illustrating the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention accordingly, the scope of the present invention should not be limited by the embodiment, that is, all equivalent changes or modifications made by the spirit of the present invention should still fall within the scope of the present invention.

Claims

1. A processing system for punching, rotating and bending comprises a punching die head, and is characterized by further comprising a first wedge component, a second wedge component, a sliding block, a rotating component and a base; the base is positioned on the right side of the workpiece to be bent, and a guide rail is arranged on the base; the rotating assembly and the sliding block are arranged on the left and right sides and are in sliding fit with the guide rail; the left side of the rotating component is provided with a chuck for clamping a workpiece to be bent, the right side of the rotating component is provided with a rotating head which rotates together with the chuck and is provided with radial arc-shaped bulges, and the right end surface of the rotating component is connected with the left side surface of the sliding block; the upper ends of the first and second wedge components are arranged on the stamping die head; the lower part of the first wedge component is provided with a wedge surface A, and the wedge surface A is in sliding fit with the right side surface of the sliding block; when the first wedge component moves downwards, the wedge surface A is contacted with the sliding block and applies a force in the left direction to the sliding block, the sliding block is driven to drive the rotating component to move leftwards, and a chuck of the rotating component is connected with a workpiece to be bent and clamps the workpiece; and when the second wedge component moves downwards, the wedge surface B converts downward pressure applied to the arc-shaped protrusion into circumferential force to drive the rotating head to rotate downwards.

2. The punching, rotating and bending machining system according to claim 1, further comprising a first horizontally-extending return spring, wherein the left end of the first return spring is sleeved on a first spring seat, the first spring seat is fixedly connected with the base, and the right end of the first return spring abuts against the rotating assembly or the sliding block.

3. The punching-rotating-bending machining system according to claim 1, further comprising a second return spring that vertically extends and contracts; the lower end of the second reset spring is sleeved on the second spring seat, the second spring seat is fixedly connected with the base, and the upper end of the second reset spring is abutted to the lower end of the second wedge component.

4. The punching rotational bending system according to claim 3, wherein the second cam assembly has a tooth-shaped protrusion at a lower portion thereof, and the tooth-shaped protrusion is located below the arc-shaped protrusion in an initial state; when the second wedge component moves upwards under the action of the second return spring, the tooth-shaped protrusions apply upward pressure on the arc-shaped protrusions and convert the upward pressure into circumferential force, and the rotating head is driven to rotate upwards.

5. The punching, rotating and bending machining system according to claim 1, wherein the rotating assembly is further provided with a rotating shaft and a bearing seat in rotating fit with the rotating shaft, the chuck and the rotating head are fixedly connected with the rotating shaft, and the bottom surface of the bearing seat is in sliding fit with the guide rail.

6. The system for punch rotational bending according to claim 1, wherein the chuck of the rotary assembly is a pneumatic chuck.

7. The system for punch rotational bending according to claim 1, wherein the chuck of the rotary assembly is a hydraulic chuck.