CN218873423U

CN218873423U - Different-surface punching device

Info

Publication number: CN218873423U
Application number: CN202222396918.5U
Authority: CN
Inventors: 明道远; 赵奇琪; 王文才
Original assignee: Hubei Dedao Automobile Technology Co ltd
Current assignee: Hubei Dedao Automobile Technology Co ltd
Priority date: 2022-09-08
Filing date: 2022-09-08
Publication date: 2023-04-18
Anticipated expiration: 2032-09-08

Abstract

The utility model relates to a different face punching device, including punching press mechanism and punching mechanism, punching press mechanism includes bottom plate, roof and supplies in the fixed part of fixed work piece, and the roof arranges in the bottom plate top and can move towards or back to the bottom plate along the first direction, and the fixed part arranges between bottom plate and roof and can dismantle with the bottom plate and be connected; a plurality of mechanisms of punching a hole encircle the fixed part and arrange, and every mechanism of punching a hole includes base, briquetting, slide wedge and jumper bar, base and bottom plate fixed connection, briquetting and roof fixed connection, slide wedge have with base sliding connection's lower bottom surface and with briquetting sliding connection's last inclined plane, slide wedge fixed connection has at least one jumper bar, the one end orientation fixed part of slide wedge is kept away from to the jumper bar. The utility model provides a antarafacial punching device is through arranging punching mechanism around the fixed part, and the roof drives each briquetting and moves towards the base simultaneously, just can punch required hole simultaneously on the face that the work piece is different, greatly reduced process time, improved machining efficiency.

Description

Different-surface punching device

Technical Field

The utility model relates to a processing equipment technical field especially relates to a antarafacial punching device.

Background

Holes are machined in parts, a milling machine or a numerical control machining center is generally adopted in a traditional machining mode, plunge milling is conducted through a milling cutter, and plunge milling is conducted on each hole in sequence. For example, CN217316058U discloses a milling machine which is convenient for adjusting the machining angle of an oil cylinder. When the holes to be machined are not on the same surface, the holes are machined after being rotated by an angle, and the machining mode is low in efficiency and high in machining cost.

SUMMERY OF THE UTILITY MODEL

In view of this, it is necessary to provide a device for punching holes on different surfaces of a workpiece, so as to solve the technical problem that the holes on different surfaces of the workpiece need to be processed one by one and the production efficiency is low in the prior art.

The utility model provides a different face punching device, this different face punching device includes: the punching mechanism comprises a bottom plate, a top plate and a fixing part for fixing a workpiece, the top plate is arranged above the bottom plate and can move towards or back to the bottom plate along a first direction, and the fixing part is arranged between the bottom plate and the top plate and is detachably connected with the bottom plate; the punching mechanisms are arranged around the fixing part, each punching mechanism comprises a base, a pressing block, a wedge and a punch rod, the base is fixedly connected with the bottom plate, the pressing block is fixedly connected with the top plate, the wedge is provided with a lower bottom surface in sliding connection with the base and an upper inclined surface in sliding connection with the pressing block, the wedge is fixedly connected with at least one punch rod, and one end, far away from the wedge, of each punch rod faces towards the fixing part; the briquetting can promote the slide wedge to move towards the fixed part towards the base motion.

Furthermore, the fixing part comprises a plurality of core plates arranged along the first direction, the lower ends of the core plates are detachably connected with the bottom plate respectively, a plurality of cutter opening holes are formed in the core plates, and one end of the punch rod, which is far away from the wedge, is used for aligning the cutter opening holes.

Furthermore, the core board surrounds to form a cavity, the fixing part further comprises a fixing column, the upper end of the fixing column is fixedly connected with the top board, and the lower end of the fixing column is inserted into the cavity and is in sliding connection with the core board.

Furthermore, the core plate extends out of the bearing part for bearing the workpiece in the direction away from the cavity.

Further, the stamping mechanism further comprises a plurality of guide parts arranged around the fixing part, each guide part comprises a guide seat and a guide column, the guide seats are fixedly connected with the bottom plate, and guide holes facing the top plate are formed in the first direction; the guide posts are arranged along the first direction, the upper ends of the guide posts are fixedly connected with the top plate, and the lower ends of the guide posts are inserted into the guide holes and are in sliding connection with the guide seats.

Furthermore, a first rail perpendicular to the first direction is formed on the upper surface of the base, a first sliding groove is correspondingly formed on the lower bottom surface of the wedge, and the first sliding groove is in embedded sliding connection with the first rail.

Furthermore, a second track is formed along the upper inclined plane of the wedge, a second sliding groove is correspondingly formed on the pressing block, and the second sliding groove is in embedded sliding connection with the second track.

Furthermore, the punching mechanism further comprises an elastic sleeve sleeved on the punch rod, and the elastic sleeve is used for abutting against the inclined wedge and the workpiece.

The ejection mechanism comprises a telescopic unit, the fixed end of the telescopic unit is fixedly connected with the bottom plate, and the movable end of the telescopic unit can move along the first direction to eject the workpiece.

Furthermore, the ejection mechanism also comprises a gasket fixedly connected with the movable end of the telescopic unit, and the upper surface of the gasket is flush with the bearing part so as to bear the workpiece together.

Compared with the prior art, the special-surface punching device provided by the utility model drives the pressing block to move towards the base through the top plate, and the pressing wedge block moves towards the fixed part in the process, so that the punch rod punches a required hole on a workpiece fixed on the fixed part; through will punching the hole mechanism and encircle the fixed part and arrange, the roof drives each briquetting and moves towards the base simultaneously, just can punch required hole simultaneously on the face that the work piece is different, greatly reduced process time, improved machining efficiency.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, and to implement the technical means according to the content of the description, the preferred embodiments of the present invention are described in detail below with reference to the accompanying drawings. The following examples and the accompanying drawings illustrate specific embodiments of the present invention.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:

fig. 1 is a schematic structural view of an embodiment of a different-surface punching device provided by the present invention;

fig. 2 is a top view of a bottom plate of the different-surface punching device provided by the present invention;

FIG. 3 is a schematic mechanical diagram of the fixing portion of FIG. 1;

fig. 4 is an exploded view of the stamping mechanism of fig. 1.

Detailed Description

The following detailed description of the preferred embodiments of the invention, taken in conjunction with the accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention and not to limit the scope of the invention.

Referring to fig. 1 and 2, the present invention provides a device for punching holes on different surfaces. The different-surface punching device can be applied to the processing of various parts, and holes are simultaneously processed on different surfaces of the parts in one processing procedure. Greatly improving the processing efficiency.

The different-surface punching device comprises a punching mechanism 1 and a punching mechanism 2, wherein the punching mechanism 1 is used for mounting a workpiece 99 and driving the punching mechanism 2 to move, and the punching mechanism 2 is used for machining a hole in the workpiece 99.

The punching mechanism 1 includes a bottom plate 11, a top plate 12, and a fixing portion 13. The top plate 12 is disposed above the base plate 11 and is movable in a first direction toward or away from the base plate 11 by an external force, which may be generally provided by a power component of the stamping apparatus, such as a hydraulic ram. The fixing portion 13 is used for mounting and fixing the workpiece 99, and is disposed between the bottom plate 11 and the top plate 12. When punching, the workpiece 99 is fitted to the fixing portion 13, and the outer wall of the fixing portion 13 abuts against the inner wall of the workpiece 99 to support and fix the workpiece 99. And is detachably connected to the base plate 11. When different workpieces 99 are machined, different fixing portions 13 can be replaced correspondingly.

A plurality of punching mechanisms 2 are arranged around the fixing portion 13 between the bottom plate 11 and the top plate 12, each punching mechanism 2 including a base 21, a pressing block 22, a wedge 23, and a punch 24. Wherein, the base 21 is fixedly connected with the bottom plate 11, and the pressing block 22 is fixedly connected with the top plate 12. Wedge 23 has a lower bottom surface slidably connected to base 21 and an upper inclined surface slidably connected to press block 22. And at least one punch 24 is fixedly connected to the wedge 23, and one end of the punch 24 far away from the wedge 23 faces the fixing part 13.

When the pressing block 22 moves towards the base 21, the pressing block 22 and the wedge 23 can move relatively along the upper inclined surface, and the wedge 23 and the base 21 are pushed to move oppositely along the lower bottom surface, that is, the wedge 23 is pushed to move towards the fixing part 13. The punch 24 is driven to punch a hole in the workpiece 99 located on the fixed portion 13. Because the punching mechanism 2 is arranged around the fixing part 13, the top plate 12 can drive each pressing block 22 to move towards the base 21 at the same time, so that required holes can be punched on different surfaces of the workpiece 99 at the same time, the processing time is greatly reduced, and the processing efficiency is improved.

In most embodiments, the bottom plate 11 and the top plate 12 are generally horizontally disposed, the top plate 12 is located directly above the bottom plate 11, and the first direction is a vertical direction. That is, the top plate 12 can move up and down in the vertical direction under the action of external force.

Referring to fig. 3, in some embodiments, the fixing portion 13 includes a plurality of core plates 131 arranged along the first direction, a lower end of each core plate 131 is detachably connected to the base plate 11, and a plurality of knife edge holes 1311 are formed in the core plates 131 for receiving the punches 24 penetrating through the workpiece 99.

In the preferred embodiment, the core plates 131 surround to form a cavity, and the fixing portion 13 further includes a fixing post 132, an upper end of the fixing post 132 is fixedly connected with the top plate 12, and a lower end thereof is inserted into the cavity and slidably connected with the core plates 131. During depression of the top plate 12, the lower ends of the fixing posts 132 are held in the cavities and cooperate with the workpiece 99 to clamp and secure the respective core plates 131 and to counteract the lateral force of the punches 24 to prevent lateral breakage of the core plates 131.

In other embodiments, the core plate 131 extends away from the cavity to form a supporting portion 1312 for supporting the workpiece 99, and the lower end surface of the workpiece 99 rests on the supporting portion 1312 after the workpiece 99 is sleeved on the fixing portion 13. Obviously, the thickness of the bearing portions 1312 of the different core plates 131 is adapted to the specific shape of the workpiece 99, so that the axis of the workpiece 99 is stably mounted on the fixing portion 13 in the first direction.

In some embodiments, the punching mechanism 1 further includes a plurality of guide portions 14 arranged about the surrounding fixing portion 13, and each guide portion 14 includes a guide seat 141 and a guide post 142. Wherein the guide holder 141 is fixedly coupled with the bottom plate 11 and is formed with a guide hole facing the top plate 12 in the first direction. The guide posts 142 are arranged in a first direction, have upper ends fixedly coupled to the top plate 12, and have lower ends inserted into the guide holes and slidably coupled to the guide bases 141. During the movement of the top plate 12, the guiding seat 141 and the guiding column 142 cooperate to provide a guiding function, so that the actual movement direction of the top plate 12 has a better identity with the first direction.

Referring to fig. 4, in some embodiments, a first rail 211 perpendicular to the first direction is formed on the upper surface of the base 21, a first sliding slot 231 is correspondingly formed on the lower bottom surface of the wedge 23, and the first sliding slot 231 is engaged with the first rail 211 in a sliding manner. That is, the first sliding slot 231 and the first track 211 can only slide relatively along the extending direction of the first track 211, and when the wedge 23 receives a force in another direction, the mutually embedded parts of the first sliding slot 231 and the first track 211 are abutted against each other, and a supporting force is generated on the contact surface to counteract the action of an external force, so that only the force or component force along the extending direction of the first track 211 can drive the wedge 23 to move relative to the base 21.

In other embodiments, similarly, the wedge 23 is formed with a second rail 232 along the upper inclined surface, the pressing block 22 is correspondingly formed with a second sliding slot 221, and the second sliding slot 221 is engaged with and slidably connected to the second rail 232. When pressing block 22 moves towards base 21, wedge 23 can be pushed towards workpiece 99 for punching. As press 22 moves away from base 21. A support force is generated on a contact surface where the second slide groove 221 and the second rail 232 are fitted to each other, and the wedge 23 is pulled in a direction away from the workpiece 99 to return the wedge 23 to the original position.

In the preferred embodiment, the punching mechanism 2 further comprises an elastic sleeve 25 sleeved on the punch 24, and the elastic sleeve 25 is used for abutting against the wedge 23 and the workpiece 99. Is compressed during the punching process and provides additional restoring force to wedge 23 during the retraction phase, assisting in its retraction.

Referring to fig. 1 and fig. 2 again, in some embodiments, the different-surface punching apparatus further includes an ejection mechanism 3, the ejection mechanism 3 at least includes a telescopic unit 31, a fixed end of the telescopic unit 31 is fixedly connected to the bottom plate 11, and a movable end of the telescopic unit can move along a first direction to eject the workpiece 99 after the punching process is completed, so as to reduce the difficulty in separating the workpiece 99 from the fixing portion 13. The telescopic unit 31 may be a cylinder, a telescopic rod, or other common telescopic mechanisms, and preferably a plurality of telescopic mechanisms, which are uniformly distributed around the fixing portion 13 or symmetrically arranged about the fixing portion 13, so that the workpiece 99 can be balanced in stress when the workpiece 99 is ejected.

In the preferred embodiment, the ejection mechanism 3 further includes a spacer 32 fixedly connected to the movable end of the telescopic unit 31, and an upper surface of the spacer 32 is flush with the bearing portion 1312 to bear the workpiece 99 together. The shape and thickness of the spacer 32 may be adjusted according to the specific shape of the corresponding portion of the bottom surface of the workpiece 99.

By mounting the workpiece 99 to the fixture 13, the top plate 12 carries the press blocks 22 towards the base 21, thereby pushing the wedges 23 to punch the desired holes simultaneously on different sides of the workpiece 99. All holes are machined in one action, and the machining method is more efficient.

The different-surface punching device provided by the utility model drives the pressing block to move towards the base through the top plate, and the extruding wedge block moves towards the fixing part in the process, so that the punch rod punches a required hole on a workpiece fixed on the fixing part; through will punching the hole mechanism and encircle the fixed part and arrange, the roof drives each briquetting and moves towards the base simultaneously, just can punch required hole simultaneously on the face that the work piece is different, greatly reduced process time, improved machining efficiency.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention.

Claims

1. A antarafacial punching device, its characterized in that, it includes: the punching mechanism comprises a bottom plate, a top plate and a fixing part, wherein the fixing part is used for fixing a workpiece, the top plate is arranged above the bottom plate and can move towards or back to the bottom plate along a first direction, and the fixing part is arranged between the bottom plate and the top plate and is detachably connected with the bottom plate; the punching mechanisms are arranged around the fixing part, each punching mechanism comprises a base, a pressing block, a wedge and a punch rod, the base is fixedly connected with the bottom plate, the pressing block is fixedly connected with the top plate, the wedge is provided with a lower bottom surface in sliding connection with the base and an upper inclined surface in sliding connection with the pressing block, the wedge is fixedly connected with at least one punch rod, and one end, far away from the wedge, of each punch rod faces towards the fixing part; the briquetting can promote towards the base motion the slide wedge moves towards the fixed part.

2. A device as claimed in claim 1, wherein the fixing portion includes a plurality of core plates arranged along the first direction, the lower ends of the core plates are detachably connected to the base plate, the core plates are formed with a plurality of die holes, and one end of the punch rod away from the wedge is opposite to the die holes.

3. The out-of-plane punching apparatus of claim 2, wherein the core plate encloses a cavity, the fixing portion further comprises a fixing post, an upper end of the fixing post is fixedly connected to the top plate, and a lower end of the fixing post is inserted into the cavity and slidably connected to the core plate.

4. The out-of-plane punching apparatus of claim 3, wherein the core plate extends away from the cavity to form a carrier for carrying a workpiece.

5. The out-of-plane punching apparatus according to claim 1, wherein the punching mechanism further comprises a plurality of guide portions arranged around the fixing portion, each of the guide portions comprising a guide seat and a guide post, the guide seat being fixedly connected to the bottom plate and having a guide hole formed in the first direction toward the top plate; the guide posts are arranged along the first direction, the upper ends of the guide posts are fixedly connected with the top plate, and the lower ends of the guide posts are inserted into the guide holes and are in sliding connection with the guide seats.

6. A different-surface punching device according to claim 1, wherein a first rail perpendicular to the first direction is formed on the upper surface of the base, and a first sliding groove is correspondingly formed on the lower bottom surface of the wedge, and the first sliding groove is engaged with the first rail in a sliding manner.

7. The out-of-plane punching device of claim 1, wherein the wedge is formed with a second track along an upper inclined plane, the press block is correspondingly formed with a second sliding slot, and the second sliding slot is engaged with and slidably connected with the second track.

8. The cross-face punching device according to claim 1, wherein the punching mechanism further comprises an elastic sleeve sleeved on the punch stem, and the elastic sleeve is used for abutting against the wedge and the workpiece.

9. The out-of-plane punching apparatus of claim 4, further comprising an ejection mechanism, wherein the ejection mechanism comprises a telescopic unit, a fixed end of the telescopic unit is fixedly connected with the bottom plate, and a movable end of the telescopic unit is movable along the first direction to eject a workpiece.

10. The out-of-plane punching apparatus of claim 9, wherein the ejection mechanism further comprises a pad fixedly connected to the movable end of the telescoping unit, the upper surface of the pad being flush with the carrier for carrying a workpiece therewith.