CN218798570U

CN218798570U - Tiny gap and closed gap continuous punch forming device between blanking type terminal elastic pieces

Info

Publication number: CN218798570U
Application number: CN202222829460.8U
Authority: CN
Inventors: 曾建国
Original assignee: Suzhou Chengzhan Hardware Products Co ltd
Current assignee: Suzhou Chengzhan Hardware Products Co ltd
Priority date: 2022-10-26
Filing date: 2022-10-26
Publication date: 2023-04-07
Anticipated expiration: 2032-10-26

Abstract

The utility model discloses a minimum gap and closed type gap continuous stamping forming device between blanking formula terminal shell fragment, include: the blanking device and the extrusion device are arranged on the side surface of the blanking device; the whole outer frame of the blanking device is a fixer, the bottom surface and the side surface of the fixer are respectively provided with a punch through hole and a vertical guide rail, and the vertical guide rail is connected with the lifting platform; the upper part and the lower part of the lifting platform are respectively provided with a power source and a punch, and the punches are arranged right above the punch through holes and have the same shape; the extrusion device comprises an extrusion groove and a plurality of positioning columns, gaps are reserved between the plurality of positioning columns and the extrusion groove, and the bottom surfaces of the plurality of positioning columns are lower than the bottom surface of the extrusion groove; the upper part of the extrusion device, which is close to one side of the positioning column, is also provided with a square groove, and a rotating shaft is horizontally arranged in the square groove; the utility model discloses in have the bottom surface design of difference in height can satisfy different clearance volume and the high product structure of blade state requirement.

Description

Tiny gap and closed gap continuous punch forming device between blanking type terminal elastic pieces

Technical Field

The utility model relates to a punching press and the extrusion field of part especially relate to a minimum gap and closed type gap continuous stamping forming device between blanking formula terminal shell fragment.

Background

The electric connector is applied to the fields of traffic, communication, network, IT, medical treatment, household appliances and the like, and the production of the terminal elastic sheet as a part of the electric connector is very important.

The design of the gap of the end bullet sheet in the prior art has the following problems: 1. the direct blanking process has limit, and the forming of a smaller gap structure cannot be realized; 2. the common gap closing mode is difficult to meet the product structure with high requirements on various gap amounts and cutting edge states; 3. the controllability of the product size and the feasibility of production are insufficient.

Disclosure of Invention

The utility model overcomes prior art's is not enough, provides an minimum gap and closed type gap continuous stamping forming device between blanking formula terminal shell fragment, aims at solving the limit problem of unloading technology, realizes the shaping of more little gap structure and satisfies multiple clearance volume requirement.

In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a minimum gap and closed type gap continuous punch forming device between blanking formula terminal shell fragment, includes: the blanking device and the extrusion device are arranged on the side surface of the blanking device;

the blanking device comprises: the workpiece fixer comprises a punch through hole and a vertical guide rail, wherein the punch through hole and the vertical guide rail are respectively arranged on the bottom surface and the side surface of the fixer, the vertical guide rail is connected with a lifting table, a power source and a punch are respectively arranged above and below the lifting table, and the punches are arranged right above the punch through hole and have the same shape;

the pressing device includes: the bottom surfaces of the positioning columns are lower than the bottom surface of the extrusion groove; the upper part of the extruding device, which is close to one side of the positioning column, is also provided with a square groove, and a rotating shaft is horizontally arranged in the square groove.

The utility model discloses a preferred embodiment, the punching pin with the punching pin through-hole is the dismantlement formula, can satisfy the demand of different kinds of work pieces, just punching pin length is greater than both bumps in the thickness of punching pin through-hole prevents to cut the in-process, is convenient for realize accurate unloading.

In a preferred embodiment of the present invention, a screw is disposed on the top of the discharging device, the power source is a motor, and the screw is connected to the screw through a screw thread, and the power source is fixedly mounted on the lifting platform.

In a preferred embodiment of the present invention, the elevating platform is slidably connected to the vertical guide rail.

In a preferred embodiment of the present invention, the bottom of the discharging device is further provided with a plurality of positioning cylinders for inserting into the small holes of the non-processed surface to fix the position of the workpiece.

In a preferred embodiment of the present invention, the top of the extrusion groove is provided with an extrusion surface, the extrusion amount is the terminal gap of the workpiece, and the width of the extrusion groove is the width of the target workpiece.

In a preferred embodiment of the present invention, the rotating shaft is rotatably connected to an output shaft of a hydraulic cylinder fixed to the table.

In a preferred embodiment of the present invention, the discharging device and the extruding device are each connected to a lifter, and the extruding device and the hydraulic cylinder are integrated with the lifter.

In a preferred embodiment of the present invention, the discharging device and the extruding device are paired and installed on the working table simultaneously, so as to improve the production efficiency.

In a preferred embodiment of the present invention, the cross section of the extrusion groove is semicircular, which is convenient for increasing the extrusion amount, and the gap is made to be closed or even overlapped.

The utility model provides a defect that exists among the background art, the utility model discloses possess following beneficial effect:

(1) The utility model discloses the difference in height that well extrusion device had can make the whole slope of device, by its inclination of pneumatic cylinder control, the extrusion groove extrusion face portion after the slope contacts with the work piece, along with the increase at inclination, the work piece clearance reduces gradually, and different inclination forms different clearance volume, has satisfied the requirement of multiple clearance volume, and can change the parameter at any time under the condition of not changing equipment.

(2) The utility model discloses well punch can accomplish the work piece in great clearance earlier under the cooperation of punch through-hole, reduces the gap by extrusion device again, just so need not make the superfine and state of blade and require high punch, has both reduced the probability that the punch collapses and has reduced the unnecessary loss again.

(3) The utility model discloses in, can arrange in groups unloader and extrusion device according to the demand, when last work piece when the unloading, have a work piece to extrude, increased work flow's degree of automation and continuity.

(4) The utility model discloses well a plurality of positioning element's design has guaranteed product punching press and extruded precision, has reduced the positioning error that continuous mechanical work probably produced.

Drawings

The present invention will be further explained with reference to the drawings and examples;

FIG. 1 is a perspective view of a preferred embodiment of the present invention;

fig. 2 and 3 are partial block diagrams of a preferred embodiment of the present invention;

FIG. 4 is a top plan view of the present invention in operation;

in the figure: 1. a lifting platform; 2. a blanking device; 3. punching; 4. a holder; 5. punching a through hole; 6. a square groove; 7. a rotating shaft; 8. an extrusion device; 9. a lead screw; 10. a coupling; 11. an output shaft; 12. a motor; 13. positioning the cylinder; 14. a guide rail; 15. extruding a groove; 16. extruding surface; 17. a positioning column; 18. positioning a groove; 19. a workpiece gap; 20. positioning the circular hole; 21. and (5) a workpiece.

Detailed Description

The invention will now be described in further detail with reference to the accompanying drawings, which are simplified schematic drawings and illustrate, by way of illustration only, the basic structure of the invention, and which therefore show only the constituents relevant to the invention.

As shown in fig. 1, a three-dimensional structure diagram of a blanking type terminal elastic sheet minimum gap and closed type gap continuous punch forming device comprises: a blanking device 2 and an extrusion device 8 arranged at the side of the blanking device.

The blanking device 2 includes: the punching machine comprises a workpiece fixer 4, a punch through hole 5 and a vertical guide rail 14 which are respectively arranged on the bottom surface and the side surface of the fixer 4, wherein the vertical guide rail 14 is connected with a lifting platform 1, a motor 12 and a punch 3 are respectively arranged above and below the lifting platform 1, and punches 13 are arranged right above the punch through hole 5 and have the same shape;

the pressing device 8 includes: the extruding groove 15 and the positioning columns 17 are arranged on two sides of the bottom, gaps are reserved between the positioning columns 17 and the extruding groove 15, the bottom surfaces of the positioning columns 17 are lower than the bottom surface of the extruding groove 15, and an extruding surface 16 is arranged in the extruding groove 15; the upper part of the extruding device 8 close to one side of the positioning column 17 is also provided with a square groove 6, and a rotating shaft 7 is horizontally arranged in the square groove 6.

As shown in fig. 2 and 3, the structure of the present invention is partially shown. An output shaft 11 of the motor 12 is connected with a lead screw 9 on the workbench through a coupling 10. The axis of the screw 9 is the same as the axis of the output shaft 11 of the motor 12. The extrusion groove 15 is semicircular, and the top is provided with an extrusion surface 16.

As shown in figure 4, the utility model is matched with a workpiece in use. The positioning slot 18 is matched with the positioning column 17, and the positioning round hole 20 is matched with the positioning column 13.

When the utility model is used, a workpiece is firstly positioned below the blanking device, the whole blanking device is driven by the lifter to move downwards, after the positioning cylinder is inserted into the positioning round hole on the non-working surface of the workpiece, the workpiece is pressed until the bottom of the fixer, and the lifter stops working; the motor starts to rotate, the output shaft is in threaded connection with the lead screw, the motor and the lifting platform connected with the motor move downwards along the guide rail, the motor and the lifter work simultaneously until the punch cuts off the waste part through the punch through hole, the punch and the integral device are respectively driven to move upwards, and when the positioning round column leaves the positioning round hole, the workpiece enters the next process; when a workpiece is subjected to a blanking process, the previous workpiece enters the lower part of the extrusion device, the lifter drives the whole device to move downwards at first until the positioning column is clamped at the positioning groove of the workpiece to stop working, then the hydraulic cylinder pushes the whole device to incline around the rotating shaft, the workpiece gap at the moment is positioned in the extrusion groove, the workpiece gap is gradually reduced until the requirement is met along with the pushing of the hydraulic cylinder, and finally, the hydraulic cylinder returns to the original position, and the lifter drives the whole device to ascend.

The utility model discloses the height difference that middle extrusion device has can make the device wholly slope, controls its inclination by the pneumatic cylinder, and extrusion groove extrusion face portion after the slope contacts with the work piece, and along with the increase of inclination, the work piece clearance reduces gradually, and different inclination forms different clearance volume, has satisfied the requirement of multiple clearance volume, and can change the parameter at any time under the condition of not changing equipment; the punch can complete a workpiece with a larger gap under the matching of the punch through holes, and then the gap is reduced by the extrusion device, so that the punch with an extremely fine cutting edge and extremely high state requirement does not need to be manufactured, the probability of punch breakage is reduced, and unnecessary loss is reduced; the design of a plurality of positioning elements ensures the precision of product stamping and extrusion, and reduces the positioning error possibly generated by continuous mechanical work; the blanking device and the extrusion device can be arranged in groups according to requirements, when the last workpiece is blanked, one workpiece is extruded, and the automation degree and the continuity of the working process are improved;

in light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. The utility model provides an minimum gap and closed type gap continuous stamping forming device between blanking formula terminal shell fragment, includes: a blanking device and an extrusion device arranged on the side surface of the blanking device, which is characterized in that,

2. The blanking type terminal inter-leaf piece minimum gap and closed type gap continuous punch forming device according to claim 1, characterized in that: the punch and the punch through hole are detachable, and the length of the punch is larger than the thickness of the punch through hole.

3. The continuous stamping and forming device for the tiny gaps and the closed gaps between the blanking type terminal elastic pieces according to claim 1, wherein: the blanking device is characterized in that a lead screw is arranged at the top end of the blanking device, the power source is a motor and is in threaded connection with the lead screw through a coupler, and the power source is fixedly installed on the lifting platform.

4. The blanking type terminal inter-leaf piece minimum gap and closed type gap continuous punch forming device according to claim 1 or 3, characterized in that: the lifting platform is connected with the vertical guide rail in a sliding manner.

5. The blanking type terminal inter-leaf piece minimum gap and closed type gap continuous punch forming device according to claim 1, characterized in that: the bottom of the blanking device is also provided with a plurality of positioning columns which are used for being inserted into small holes of the non-processing part of the workpiece to fix the position of the workpiece.

6. The continuous stamping and forming device for the tiny gaps and the closed gaps between the blanking type terminal elastic pieces according to claim 1, wherein: the top of the extrusion groove is provided with an extrusion surface, and when the extrusion device moves downwards, the stroke of the extrusion surface moving towards the center of the workpiece is the terminal clearance of the workpiece.

7. The blanking type terminal inter-leaf piece minimum gap and closed type gap continuous punch forming device according to claim 1, characterized in that: the extrusion device is rotatably connected with an output shaft of a hydraulic cylinder fixed on the workbench through the rotating shaft.

8. The blanking type terminal inter-leaf piece minimum gap and closed type gap continuous punch forming device according to claim 1 or 6, characterized in that: the cross section of the extrusion groove is semicircular, and the depth of the extrusion groove is the thickness of the workpiece.

9. The blanking type terminal inter-leaf piece minimum gap and closed type gap continuous punch forming device according to claim 1, characterized in that: the blanking device and the extrusion device are respectively connected with a lifter.

10. The blanking type terminal inter-leaf piece minimum gap and closed type gap continuous punch forming device according to claim 1, characterized in that: the blanking device and the extrusion device are respectively arranged above two continuous workpieces and are simultaneously arranged on a workbench.