CN211304640U - Quick punch replacing device - Google Patents
Quick punch replacing device Download PDFInfo
- Publication number
- CN211304640U CN211304640U CN201922292954.5U CN201922292954U CN211304640U CN 211304640 U CN211304640 U CN 211304640U CN 201922292954 U CN201922292954 U CN 201922292954U CN 211304640 U CN211304640 U CN 211304640U
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- punch
- diameter
- rectangular hole
- fixing head
- fixed head
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Abstract
The utility model discloses a quick replacement device for a punch, which comprises a punch seat and a punch, wherein the punch is in a cylindrical shape with the diameter gradually reduced from top to bottom, the center of the upper surface of the punch is connected with a fixed head through a connecting column, the connecting column is in a cylindrical shape, the fixed head is in a kidney-shaped block shape, and the diameter of the connecting column is the same as the width of the fixed head; the punch holder is cylindricly, a screw hole is seted up respectively at both ends about punch holder lateral wall lower part, two screw holes are on a diameter, the rectangular hole is seted up to the bottom of punch holder, circular recess is seted up to the punch holder in the top of rectangular hole, the diameter of circular recess is the same with the diameter of fixed head along width direction's circular arc, the height of circular recess is the same with the height of fixed head, so, the fixed head of punch just can follow the rectangular hole and insert in the punch holder, the punch passes the screw hole screw thread fixation of punch holder both sides respectively on the side of fixed head along length direction through two locking screws.
Description
Technical Field
The utility model relates to a mechanical forging technical field specifically is a drift quick replacement device.
Background
The forging punch is expensive due to the fact that the forging punch needs to be made of refractory materials, for example, the forging punch is made into an integral type, cost is high, long installation parts are discarded after the forging punch is worn, and great waste is caused.
The forging punch can also adopt a split structure, for example, the forging punch adopts a threaded connection, and the forging punch is difficult to disassemble due to the deformation of the threaded connection.
SUMMERY OF THE UTILITY MODEL
The technical insufficiency to the aforesaid exists, the utility model aims at providing a drift quick replacement device to solve the problem that proposes in the background art.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the utility model provides a drift quick replacement device, including drift seat and drift, the drift is the cylindricality that diameter from the top down diminishes gradually, the fixed head is connected through the spliced pole in the center of drift upper surface, the spliced pole is cylindrically, the fixed head is waist shape cubic, the diameter of spliced pole is the same with the width of fixed head.
The punch holder is cylindrical, a threaded hole is formed in each of the left end and the right end of the lower portion of the side wall of the punch holder, the threaded holes are formed in the same diameter, a rectangular hole is formed in the bottom of the punch holder, the length of the rectangular hole is equal to that of the fixing head, the width of the rectangular hole is equal to that of the fixing head, the height of the rectangular hole is equal to that of the connecting column, a circular groove is formed in the punch holder above the rectangular hole, the diameter of the circular groove is equal to that of the arc of the fixing head in the width direction, the height of the circular groove is equal to that of the fixing head, therefore, the fixing head of the punch can be inserted into the punch holder from the rectangular hole, and the punch penetrates through the threaded holes in the two sides of the punch holder respectively through two locking screws and is fixed on the side face of the.
Preferably, the diameter of the lower surface of the punch seat is the same as that of the upper surface of the punch.
Preferably, four vertex angles of the rectangular hole are rounded.
Preferably, the punch, the connecting column and the fixing head are integrally formed.
The beneficial effects of the utility model reside in that:
the utility model discloses a pass through the spliced pole at the center of drift upper surface and connect the fixed head, the fixed head is waist shape cubic, and a screw hole is seted up respectively at both ends about the drift seat lateral wall lower part, and the rectangular hole is seted up to the bottom of drift seat, and in the drift seat just can follow the rectangular hole and insert in the drift seat, the drift passes the screw hole screw thread fixation of drift seat both sides respectively through two locking screws on the side of fixed head along length direction.
During installation, the fixing head of the punch is aligned to the rectangular hole in the bottom of the punch seat, the fixing head is inserted into the punch seat, then the punch is rotated by 90 degrees, at the moment, the punch is installed on the punch seat, two locking screws penetrate through the threaded holes in the two sides of the punch seat respectively and are fixed on the fixing head in a threaded mode, the fixing head is locked, the punch is prevented from rotating in the punch seat, and the installation process is completed.
When the punch is disassembled, the locking screws on the two sides of the punch seat are loosened, the punch is rotated by 90 degrees, the upper fixing head of the punch is overlapped with the rectangular hole in the bottom of the punch seat, and then the punch seat is lifted, so that the punch seat is separated from the punch, and the disassembly is completed.
Adopt the utility model discloses a structure can be quick, easy change drift, labour saving and time saving, simultaneously can greatly reduced cost.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is an exploded view of the present invention;
fig. 2 is a cross-sectional view of the present invention;
fig. 3 is a top view of the middle punch according to the present invention.
Description of reference numerals:
1-punch seat, 11-rectangular hole, 12-threaded hole, 13-snap ring, 14-circular groove, 2-fixed head, 21-connecting column, 3-punch and 4-locking screw.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Example (b):
as shown in fig. 1-3, the utility model provides a drift quick replacement device, including drift seat 1 and drift 3, drift 3 is the diameter from the top down cylindrical that diminishes gradually, the center of 3 upper surfaces of drift passes through spliced pole 21 and connects fixed head 2, spliced pole 21 is cylindrical, fixed head 2 is waist shape cubic, and the both sides limit of rectangular block edge width is circular-arcly promptly, the diameter of spliced pole 21 is the same with fixed head 2's width.
The punch holder 1 is cylindrical, a clamping ring 13 is arranged at the upper end of the punch holder 1, the clamping ring 13 and the punch holder 1 are integrally formed, a threaded hole 12 is formed in each of the left end and the right end of the lower portion of the side wall of the punch holder 1, the threaded holes 12 are in the same diameter, a rectangular hole 11 is formed in the bottom of the punch holder 1, the length of the rectangular hole 11 is the same as that of the fixed head 2, the width of the rectangular hole 11 is the same as that of the fixed head 2, the height of the rectangular hole 11 is the same as that of the connecting column 21, a circular groove 14 is formed in the upper portion of the rectangular hole 11 of the punch holder 1, the diameter of the circular groove 14 is the same as that of the fixed head 2 along the width direction, and the height of the circular groove 14 is. In this way, the fixing head 2 of the punch 3 can be inserted into the punch holder 1 from the rectangular hole 11. The punch 3 is fixed on the side surface of the fixed head 2 along the length direction through two locking screws 4 respectively passing through the threaded holes 12 on the two sides of the punch holder 1.
Further, the diameter of the lower surface of the punch holder 1 is the same as that of the upper surface of the punch 3.
Further, four vertex angles of the rectangular hole 11 are rounded.
Further, the punch 3, the connecting column 21 and the fixing head 2 are integrally formed.
The working principle is as follows:
during installation, the fixing head 2 of the punch 3 is aligned to the rectangular hole 11 in the bottom of the punch seat 1, the fixing head 2 is inserted into the punch seat 1, then the punch 3 is rotated by 90 degrees, at the moment, the punch 3 is installed on the punch seat 1, then the two locking screws 4 respectively penetrate through the threaded holes 12 in the two sides of the punch seat 1 and are fixed on the fixing head 2 in a threaded mode, the fixing head 2 is locked, the punch 3 is prevented from rotating in the punch seat 1, and the installation process is completed.
When the punch holder is disassembled, the locking screws 4 on the two sides of the punch holder 1 are firstly loosened, then the punch 3 is rotated by 90 degrees, the upper fixing head 2 of the punch 3 is overlapped with the rectangular hole 11 at the bottom of the punch holder 1, then the punch holder 1 is lifted, the punch holder 1 is separated from the punch 3, and the disassembly is completed.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (4)
1. A quick punch replacing device is characterized by comprising a punch seat and a punch, wherein the punch is in a cylindrical shape, the diameter of the punch is gradually reduced from top to bottom, the center of the upper surface of the punch is connected with a fixing head through a connecting column, the connecting column is in a cylindrical shape, the fixing head is in a kidney-shaped block shape, and the diameter of the connecting column is the same as the width of the fixing head;
the punch holder is cylindrical, a threaded hole is formed in each of the left end and the right end of the lower portion of the side wall of the punch holder, the threaded holes are formed in the same diameter, a rectangular hole is formed in the bottom of the punch holder, the length of the rectangular hole is equal to that of the fixing head, the width of the rectangular hole is equal to that of the fixing head, the height of the rectangular hole is equal to that of the connecting column, a circular groove is formed in the punch holder above the rectangular hole, the diameter of the circular groove is equal to that of the arc of the fixing head in the width direction, the height of the circular groove is equal to that of the fixing head, therefore, the fixing head of the punch can be inserted into the punch holder from the rectangular hole, and the punch penetrates through the threaded holes in the two sides of the punch holder respectively through two locking screws and is fixed on the side face of the.
2. A punch quick change device as claimed in claim 1 wherein the diameter of the lower surface of the punch platform is the same as the diameter of the upper surface of the punch.
3. The punch quick-change apparatus of claim 1, wherein four corners of said rectangular hole are rounded.
4. The punch quick change device of claim 1, wherein the punch, the connecting post and the retaining head are integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922292954.5U CN211304640U (en) | 2019-12-19 | 2019-12-19 | Quick punch replacing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922292954.5U CN211304640U (en) | 2019-12-19 | 2019-12-19 | Quick punch replacing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211304640U true CN211304640U (en) | 2020-08-21 |
Family
ID=72060298
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922292954.5U Active CN211304640U (en) | 2019-12-19 | 2019-12-19 | Quick punch replacing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211304640U (en) |
-
2019
- 2019-12-19 CN CN201922292954.5U patent/CN211304640U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |