CN215467449U - Elastic punch and punching equipment using same - Google Patents
Elastic punch and punching equipment using same Download PDFInfo
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- CN215467449U CN215467449U CN202121216949.7U CN202121216949U CN215467449U CN 215467449 U CN215467449 U CN 215467449U CN 202121216949 U CN202121216949 U CN 202121216949U CN 215467449 U CN215467449 U CN 215467449U
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- Prior art keywords
- annular
- buffer head
- head
- cylindrical barrel
- cutter head
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- 238000004080 punching Methods 0.000 title claims abstract description 36
- 238000009434 installation Methods 0.000 claims abstract description 20
- 230000006835 compression Effects 0.000 claims abstract description 14
- 238000007906 compression Methods 0.000 claims abstract description 14
- 238000005553 drilling Methods 0.000 claims abstract description 11
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 238000001125 extrusion Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
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Abstract
The utility model relates to an elastic punch and a punching device using the same. The elastic punch comprises an installation sleeve, one end of the installation sleeve is provided with a connecting structure, the other end of the installation sleeve is provided with an annular tool bit, a buffer head is movably arranged in the annular tool bit along the axis direction of the annular tool bit, the installation sleeve is provided with an accommodating cavity, and a compression spring is arranged between the buffer head and the accommodating cavity. The buffer head has an extended position in which the end portion extends out of the annular cutter head and a retracted position in which the end portion is retracted inside the annular cutter head. When punching, connect the elasticity punching pin in drilling machine or punch press on, push down the punching pin, in buffer head extrusion compression spring and retrieve annular tool bit, punch the excision through annular tool bit, the object part of excision can enter into in the annular tool bit. And lifting the punch, and ejecting the cut object part inside the annular cutter head by the buffer head under the action of the compression spring. The elastic punch with the structure not only protects the annular cutter head, but also can automatically clean the object part cut off inside the annular cutter head, and improves the punching efficiency.
Description
Technical Field
The utility model relates to the technical field of punching, in particular to an elastic punch and punching equipment using the same.
Background
When punching, generally a punch is used, and most of the punches adopt a cylindrical barrel, and a cutter head is arranged at the end part of the cylindrical barrel. However, most of the existing punches are rigid parts, the tool bit is easily damaged when the punch punches for a long time, cut-off circular plates can be left in the cylindrical barrel, the next punching can be carried out only by cleaning every time, and the punching efficiency is greatly reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an elastic punch, which aims to solve the problems that a cutter head is easy to damage and plates which are remained and cut in the punch need to be cleaned each time in the prior art, so that the punching efficiency is low; meanwhile, the utility model also aims to provide punching equipment using the elastic punch.
In order to achieve the purpose, the elastic punch adopts the following technical scheme: an elastic punch comprises a mounting sleeve, wherein one end of the mounting sleeve is provided with a connecting structure, the other end of the mounting sleeve is provided with an annular tool bit, a buffer head is movably arranged in the annular tool bit along the axis direction of the annular tool bit, the mounting sleeve is provided with an accommodating cavity for accommodating the buffer head, and a compression spring capable of deforming along the moving direction of the buffer head is arranged between the buffer head and the wall of the accommodating cavity; the buffer head has an extended position in which the end portion extends out of the annular cutter head and a retracted position in which the end portion is retracted inside the annular cutter head.
The annular cutter head comprises a cylindrical barrel, and a wedge-shaped annular cutting part is arranged at one end of the cylindrical barrel.
The other end of the cylindrical barrel is provided with a first annular bulge, the mounting sleeve comprises a fixing sleeve and a connecting handle, a step hole is formed in the fixing sleeve, a large-bore section of the step hole is used for the cylindrical barrel to be installed, a small-bore section of the step hole is used for the first annular bulge to be installed, a stop face matched with the first annular bulge in a limiting and stopping mode along the axis direction of the cylindrical barrel is formed on the step face, the end portion of the connecting handle installed in the fixing sleeve is used for pressing the first annular bulge to fix the annular tool bit, the connecting handle is provided with a mounting cavity with an opening facing the buffer head, and the mounting cavity forms the accommodating cavity.
An internal thread section is arranged on the inner wall of the small-bore section in the mounting sleeve, and an external thread section which is in threaded connection and matching with the internal thread section is arranged on the outer peripheral surface of the connecting handle.
The end part of the buffer head is provided with a second annular bulge, the second annular bulge is matched with the first annular bulge along the limit stop in the moving direction of the buffer head so as to limit the buffer head to be separated from the annular cutter head, and the second annular bulge is movably installed in the installation cavity in a guiding manner and/or the buffer head is movably installed in the cylindrical barrel in a guiding manner.
The punching equipment adopts the following technical scheme: a punching device comprises a drilling machine or a punching machine and further comprises a punch connected with the drilling machine or the punching machine, wherein the punch is an elastic punch, the elastic punch comprises an installation sleeve, one end of the installation sleeve is provided with a connecting structure, the other end of the installation sleeve is provided with an annular tool bit, a buffer head is movably arranged in the annular tool bit along the axis direction of the annular tool bit, the installation sleeve is provided with an accommodating cavity for accommodating the buffer head, and a compression spring capable of deforming along the moving direction of the buffer head is arranged between the buffer head and the wall of the accommodating cavity; the buffer head has an extended position in which the end portion extends out of the annular cutter head and a retracted position in which the end portion is retracted inside the annular cutter head.
The annular cutter head comprises a cylindrical barrel, and a wedge-shaped annular cutting part is arranged at one end of the cylindrical barrel.
The other end of the cylindrical barrel is provided with a first annular bulge, the mounting sleeve comprises a fixing sleeve and a connecting handle, a step hole is formed in the fixing sleeve, a large-bore section of the step hole is used for the cylindrical barrel to be installed, a small-bore section of the step hole is used for the first annular bulge to be installed, a stop face matched with the first annular bulge in a limiting and stopping mode along the axis direction of the cylindrical barrel is formed on the step face, the end portion of the connecting handle installed in the fixing sleeve is used for pressing the first annular bulge to fix the annular tool bit, the connecting handle is provided with a mounting cavity with an opening facing the buffer head, and the mounting cavity forms the accommodating cavity.
An internal thread section is arranged on the inner wall of the small-bore section in the mounting sleeve, and an external thread section which is in threaded connection and matching with the internal thread section is arranged on the outer peripheral surface of the connecting handle.
The end part of the buffer head is provided with a second annular bulge, the second annular bulge is matched with the first annular bulge along the limit stop in the moving direction of the buffer head so as to limit the buffer head to be separated from the annular cutter head, and the second annular bulge is movably installed in the installation cavity in a guiding manner and/or the buffer head is movably installed in the cylindrical barrel in a guiding manner.
The utility model has the beneficial effects that: when punching, the elastic punch is connected with the drilling machine or the punching machine through the connecting structure. The punch is pressed down, the buffer head firstly contacts with an object to be punched, the compression spring is extruded and the compression spring is recycled into the annular cutter head under the action of extrusion force, punching is carried out through the annular cutter head, and the cut object part can enter into the annular cutter head. After the cutting is finished, the punch is lifted upwards, the buffer head is reset under the action of the compression spring, and meanwhile, the cut object part in the annular cutter head is driven to fall from the inside of the annular cutter head. The elastic punch with the structure not only protects the annular cutter head and reduces the damage risk, but also can automatically clear the object part cut off inside the annular cutter head, and greatly improves the punching efficiency.
Drawings
FIG. 1 is a schematic diagram of a resilient punch in an embodiment of a piercing apparatus of the present invention;
FIG. 2 is a schematic view of the internal structure of the elastic punch of FIG. 1;
fig. 3 is a schematic diagram of an exploded structure of the elastic punch of fig. 1.
Detailed Description
An embodiment of the punching apparatus of the present invention, as shown in fig. 1 to 3, includes a drilling machine, and further includes a punch connected to the drilling machine, where the punch is an elastic punch in this embodiment. The elastic punch comprises an installation sleeve, and a connecting structure is arranged on the installation sleeve. Be provided with annular tool bit 3 on the installation cover, be provided with buffer head 4 along its axis direction activity in the annular tool bit, the installation cover has the chamber that holds the buffer head, is provided with compression spring 10 that can warp along the moving direction of buffer head between the chamber wall in buffer head and the chamber that holds the chamber. Specifically, the installation cover is including fixed cover 1 and connection handle 2, and the one end of connection handle is used for being connected with the drilling machine and forms above-mentioned connection structure, and the other end of connection handle sets up in the inside of fixed cover. The buffer head has an extended position in which the end portion extends out of the annular cutter head and a retracted position in which the end portion is retracted inside the annular cutter head.
The annular cutter head comprises a cylindrical barrel body 6, and one end of the cylindrical barrel body is provided with a wedge-shaped annular cutting part 5 for cutting. The other end of the cylindrical barrel has a first annular projection 7. The fixing sleeve is provided with a step hole, a large-aperture section of the step hole is used for the cylindrical barrel to be arranged, a small-aperture section of the step hole is used for the first annular bulge to be arranged, and the step surface 8 forms a stop surface which is matched with the first annular bulge 7 in a limiting and stopping manner along the axial direction of the cylindrical barrel. The end of the connecting shank fitted into the fixed sleeve is used to press the first annular projection to fix the annular cutter head. The stem has a mounting cavity 11 open towards the buffer head, which forms the above-mentioned receiving cavity.
Set up internal thread section 14 on the inner wall of the aperture section in the installation cover, be provided with on the outer peripheral face of connection handle with internal thread section threaded connection complex external screw thread section 15, make the tip of connection handle compress tightly annular tool bit through threaded connection, the change annular tool bit of also being convenient for moreover, when the hole to the different diameters of needs excision, only need to change different annular tool bits can. Moreover, when the annular cutter head is damaged, only the annular cutter head needs to be replaced, other parts do not need to be replaced, and cost is greatly saved. The end part of the buffer head is provided with a second annular bulge 9, and the second annular bulge 9 is matched with the first annular bulge 7 in a limiting and stopping way along the moving direction of the buffer head so as to limit the buffer head to be separated from the annular cutter head. The second annular bulge is movably arranged in the mounting cavity in a guiding manner. The tip of buffer head is provided with first projection 12, is provided with the second projection 13 that corresponds with first projection on the diapire of installation cavity, and the both ends of compression spring 10 are overlapped respectively in the outside of first projection and second projection.
When using, install the punching pin on the drilling machine, when needing to punch, push down the punching pin, the buffer head at first contacts the object of waiting to punch, extrudees compression spring and retrieve to annular cutter head in under the extrusion force effect, punches the excision through annular cutter head, and the object part of excision can enter into in the annular cutter head. After the punching is finished, the punch is lifted upwards, the buffer head resets under the action of the compression spring, and meanwhile, the cut object part inside the annular cutter head is driven to drop from the inside of the annular cutter head. The elastic punch with the structure not only protects the annular cutter head and reduces the damage risk, but also can automatically clear the object part cut off inside the annular cutter head, and greatly improves the punching efficiency.
In other embodiments of the present invention, the drilling machine may be replaced by a punch press; the fixed sleeve and the connecting handle can also be connected by a screw; the buffer head is movably arranged in the cylindrical barrel in a guiding way; the second annular bulge is movably installed in the installation cavity in a guiding manner, and the buffer head is movably installed in the cylindrical barrel in a guiding manner; the fixed sleeve and the connecting handle are integrally formed to form a mounting sleeve, and other parts are mounted at the opening at the other end of the mounting sleeve.
The embodiment of the elastic punch of the present invention is the same as the structure of the punch in each embodiment of the punching device, and details are not repeated here.
Claims (10)
1. An elastic punch is characterized in that: the mounting sleeve is provided with a containing cavity for containing the buffer head, and a compression spring which can deform along the moving direction of the buffer head is arranged between the buffer head and the cavity wall of the containing cavity; the buffer head has an extended position in which the end portion extends out of the annular cutter head and a retracted position in which the end portion is retracted inside the annular cutter head.
2. The elastic punch of claim 1, wherein: the annular cutter head comprises a cylindrical barrel, and a wedge-shaped annular cutting part is arranged at one end of the cylindrical barrel.
3. The elastic punch of claim 2, wherein: the other end of the cylindrical barrel is provided with a first annular bulge, the mounting sleeve comprises a fixing sleeve and a connecting handle, a step hole is formed in the fixing sleeve, a large-bore section of the step hole is used for the cylindrical barrel to be installed, a small-bore section of the step hole is used for the first annular bulge to be installed, a stop face matched with the first annular bulge in a limiting and stopping mode along the axis direction of the cylindrical barrel is formed on the step face, the end portion of the connecting handle installed in the fixing sleeve is used for pressing the first annular bulge to fix the annular tool bit, the connecting handle is provided with a mounting cavity with an opening facing the buffer head, and the mounting cavity forms the accommodating cavity.
4. The elastic punch of claim 3, wherein: an internal thread section is arranged on the inner wall of the small-bore section in the mounting sleeve, and an external thread section which is in threaded connection and matching with the internal thread section is arranged on the outer peripheral surface of the connecting handle.
5. The elastic punch according to claim 3 or 4, characterized in that: the end part of the buffer head is provided with a second annular bulge, the second annular bulge is matched with the first annular bulge along the limit stop in the moving direction of the buffer head so as to limit the buffer head to be separated from the annular cutter head, and the second annular bulge is movably installed in the installation cavity in a guiding manner and/or the buffer head is movably installed in the cylindrical barrel in a guiding manner.
6. The utility model provides a punching equipment, includes drilling machine or punch press, still includes the punching pin of being connected with drilling machine or punch press, its characterized in that: the punching pin is an elastic punching pin and comprises a mounting sleeve, one end of the mounting sleeve is provided with a connecting structure, the other end of the mounting sleeve is provided with an annular tool bit, a buffer head is movably arranged in the annular tool bit along the axis direction of the annular tool bit, the mounting sleeve is provided with an accommodating cavity for accommodating the buffer head, and a compression spring which can deform along the moving direction of the buffer head is arranged between the buffer head and the cavity wall of the accommodating cavity; the buffer head has an extended position in which the end portion extends out of the annular cutter head and a retracted position in which the end portion is retracted inside the annular cutter head.
7. The punching apparatus according to claim 6, wherein: the annular cutter head comprises a cylindrical barrel, and a wedge-shaped annular cutting part is arranged at one end of the cylindrical barrel.
8. The punching apparatus according to claim 7, wherein: the other end of the cylindrical barrel is provided with a first annular bulge, the mounting sleeve comprises a fixing sleeve and a connecting handle, a step hole is formed in the fixing sleeve, a large-bore section of the step hole is used for the cylindrical barrel to be installed, a small-bore section of the step hole is used for the first annular bulge to be installed, a stop face matched with the first annular bulge in a limiting and stopping mode along the axis direction of the cylindrical barrel is formed on the step face, the end portion of the connecting handle installed in the fixing sleeve is used for pressing the first annular bulge to fix the annular tool bit, the connecting handle is provided with a mounting cavity with an opening facing the buffer head, and the mounting cavity forms the accommodating cavity.
9. The punching apparatus according to claim 8, wherein: an internal thread section is arranged on the inner wall of the small-bore section in the mounting sleeve, and an external thread section which is in threaded connection and matching with the internal thread section is arranged on the outer peripheral surface of the connecting handle.
10. The punching apparatus according to claim 8 or 9, wherein: the end part of the buffer head is provided with a second annular bulge, the second annular bulge is matched with the first annular bulge along the limit stop in the moving direction of the buffer head so as to limit the buffer head to be separated from the annular cutter head, and the second annular bulge is movably installed in the installation cavity in a guiding manner and/or the buffer head is movably installed in the cylindrical barrel in a guiding manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121216949.7U CN215467449U (en) | 2021-06-02 | 2021-06-02 | Elastic punch and punching equipment using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121216949.7U CN215467449U (en) | 2021-06-02 | 2021-06-02 | Elastic punch and punching equipment using same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215467449U true CN215467449U (en) | 2022-01-11 |
Family
ID=79782081
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121216949.7U Active CN215467449U (en) | 2021-06-02 | 2021-06-02 | Elastic punch and punching equipment using same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215467449U (en) |
-
2021
- 2021-06-02 CN CN202121216949.7U patent/CN215467449U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
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| CP03 | Change of name, title or address |
Address after: Room 101, 1st floor, building 10, Yida science and technology new town, 16 Jinzhan street, high tech Industrial Development Zone, Zhengzhou City, Henan Province, 450000 Patentee after: Henan Baoshian Technology Co.,Ltd. Country or region after: China Address before: Room 101, 1st floor, building 10, Yida science and technology new town, 16 Jinzhan street, high tech Industrial Development Zone, Zhengzhou City, Henan Province, 450000 Patentee before: HENAN BOSEAN ELECTRONIC TECHNOLOGY CO.,LTD. Country or region before: China |