CN113997106A - Cutting clamp for workpiece with through hole and machining method thereof - Google Patents
Cutting clamp for workpiece with through hole and machining method thereof Download PDFInfo
- Publication number
- CN113997106A CN113997106A CN202111445975.1A CN202111445975A CN113997106A CN 113997106 A CN113997106 A CN 113997106A CN 202111445975 A CN202111445975 A CN 202111445975A CN 113997106 A CN113997106 A CN 113997106A
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- Prior art keywords
- workpiece
- hole
- clamp body
- pressing plate
- cutting
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- 238000005520 cutting process Methods 0.000 title claims abstract description 36
- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000003754 machining Methods 0.000 title abstract description 20
- 238000003825 pressing Methods 0.000 claims abstract description 22
- 229910000851 Alloy steel Inorganic materials 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 3
- 238000010791 quenching Methods 0.000 claims description 3
- 230000000171 quenching effect Effects 0.000 claims description 3
- 238000005496 tempering Methods 0.000 claims description 3
- 230000001788 irregular Effects 0.000 abstract description 5
- 238000003672 processing method Methods 0.000 abstract description 2
- 229910000831 Steel Inorganic materials 0.000 description 9
- 239000010959 steel Substances 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000007514 turning Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/12—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for securing to a spindle in general
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention provides a cutting clamp for a workpiece with a through hole and a processing method thereof. The machining method comprises the steps of using the cutting clamp, enabling the locking screw to sequentially penetrate through the pressing plate and the through hole at one end of the workpiece and then be connected with the clamp body, and then machining corresponding shape element characteristics at the other end of the workpiece. By adopting the technical scheme of the invention, the workpieces with irregular shapes are assembled together with the clamp body and the pressing plate to form the workpiece group with regular shapes by utilizing the original through holes on the workpieces, so that the overall dimension and rigidity of the workpieces to be machined are increased, the workpieces are prevented from being dislocated and deformed in the cutting machining process, and the cutting machining precision and the machining quality are improved.
Description
Technical Field
The invention belongs to the technical field of cutting machining, and particularly relates to a cutting clamp for a workpiece with a through hole and a machining method of the cutting clamp.
Background
At present, the machining method is still the main method for manufacturing products by manufacturers, and the main machining methods mainly include milling, turning, grinding and the like according to the types of machine tools used for manufacturing products, and these machining methods need to be selected according to the shapes of workpieces, so that the effect of achieving twice the result with half the effort can be achieved, for example, the publication number is:
the patent document "CN 112974860A" discloses an automatic processing method for spherical workpieces, which comprises the following steps: cutting a steel ball; discharging the steel balls; dividing the steel ball; turning over the steel ball; secondary cutting; and (5) classifying the steel balls. The method has the beneficial effects that: the machining method is suitable for cutting machining of the steel balls, two lathes are adopted for continuous machining, the steel balls can be conveyed after being turned out of the spherical surface, effective machining of uncut parts can be achieved in the conveying process, the problem that the surfaces of the steel balls cannot be machined comprehensively is solved, the whole cutting process is operated integrally, manpower and material resources are reduced, the machining precision of the steel balls can be improved, the production progress is guaranteed, the machined surfaces can be detected after machining is completed, rejection of unqualified products is achieved, and the production quality is guaranteed. However, for some small-sized workpieces with irregular shapes, because the workpieces have small overall dimensions and poor rigidity, the workpieces are easy to deform in the cutting process, the forming dimension of the workpieces is greatly influenced, the cutting processing precision and the processing quality are influenced, and due to the irregular shapes, the parts are difficult to reasonably clamp, so that the parts are easy to shift in the processing process, and the cutting processing precision and the processing quality are further influenced.
Disclosure of Invention
In order to solve the technical problem, the invention provides a cutting clamp for a workpiece with a through hole.
The invention is realized by the following technical scheme.
The invention provides a cutting clamp for a workpiece with a through hole, which comprises a clamp body, a pressing plate and a locking screw, wherein an accommodating cavity is formed in the clamp body, and the locking screw sequentially penetrates through the pressing plate and the through hole at one end of the workpiece and then is connected with the clamp body.
The clamp body and the pressing plate are made of alloy steel with the mark of 40Cr, and the hardness of the alloy steel is HRC 32-35 through quenching and tempering heat treatment. .
The locking screw nominal diameter is not less than M8.
The cross section of the accommodating cavity is consistent with the cross section of at least one end of the workpiece in shape and size.
The cross section of the containing cavity is rectangular.
The machine tool is a numerical control lathe.
The workpiece through hole is rectangular.
In addition, the invention also provides a cutting clamp for the workpiece with the through hole, which comprises the following steps:
and providing a clamp, wherein the clamp comprises a clamp body, a pressing plate and a locking screw, the clamp body is provided with an accommodating cavity, the clamp body is fixedly connected with a main shaft of a machine tool, the locking screw sequentially penetrates through holes at one ends of the pressing plate and the workpiece and then is connected with the clamp body, and then the other end of the workpiece is cut to form corresponding shape element characteristics.
The shape element is characterized in that the surface of the screw is provided with an external thread.
The screw has a nominal diameter of M6.
The invention has the beneficial effects that: by adopting the technical scheme of the invention, the original through hole on the workpiece is used as the process hole, the workpiece, the clamp body and the pressing plate are assembled into a whole through the process hole, the workpiece with the irregular shape is assembled with the clamp body and the pressing plate together to form the workpiece group with the regular shape, the appearance size of the workpiece to be processed is increased, the rigidity of the workpiece is increased, the workpiece can be prevented from being dislocated in the cutting processing process, the workpiece can be prevented from being deformed in the cutting processing process, the cutting processing precision and the processing quality are ensured, the workpiece clamping is convenient, and the processing efficiency is improved.
Drawings
Fig. 1 is a schematic structural view of a cutting jig of the present invention.
In the figure: 1-a fixture body, 2-a pressing plate, 3-a locking screw and 4-a workpiece.
Detailed Description
The technical solution of the present invention is further described below, but the scope of the claimed invention is not limited to the described.
As shown in figure 1, the invention provides a cutting clamp for a workpiece with a through hole, which comprises a clamp body 1, a pressure plate 2 and a locking screw 3, wherein an accommodating cavity is arranged on the clamp body 1, and the locking screw 3 sequentially penetrates through the through holes at one ends of the pressure plate 2 and the workpiece 4 and then is connected with the clamp body 1.
Furthermore, the clamp body 1 and the pressing plate 2 are made of alloy steel with the mark of 40Cr, and the hardness of the alloy steel is HRC 32-35 through quenching and tempering heat treatment. . The nominal diameter of the locking screw 3 is not less than M8. The cross section of the containing cavity is consistent with the shape and the size of the cross section of at least one end of the workpiece 4. The cross section of the containing cavity is rectangular. The size specification of the cross section of the containing cavity is as follows: length × width is 28mm × 18 mm. The accommodating cavity is a through hole which penetrates through the front end and the rear end of the clamp body 1. In addition, the machine tool is a numerically controlled lathe. The through-hole of the workpiece 4 is rectangular in shape. The through hole of the workpiece 4 has the following dimensions: length × width is 20mm × 10 mm.
In addition, the invention also provides a cutting clamp for the workpiece with the through hole, which comprises the following steps:
the fixture comprises a fixture body 1, a pressing plate 2 and a locking screw 3, wherein an accommodating cavity is formed in the fixture body 1, the fixture body 1 is fixedly connected with a machine tool spindle, the locking screw 3 sequentially penetrates through holes in one ends of the pressing plate 2 and the workpiece 4 and then is connected with the fixture body 1, and then the other end of the workpiece 4 is cut to form corresponding shape element characteristics. Further, it is preferable that the form factor is characterized by a screw having an external thread on the surface. The screw nominal diameter is M6. The locking screw 3 provides enough pressing force for the workpiece 4 through the pressing plate 2, so that the workpiece 4 is prevented from running or deforming, and the cutting machining precision and the machining quality are guaranteed.
By adopting the technical scheme of the invention, the original through hole on the workpiece is used as the process hole, the workpiece, the clamp body and the pressing plate are assembled into a whole through the process hole, the workpiece with the irregular shape is assembled with the clamp body and the pressing plate together to form the workpiece group with the regular shape, the appearance size of the workpiece to be processed is increased, the rigidity of the workpiece is increased, the workpiece can be prevented from being dislocated in the cutting processing process, the workpiece can be prevented from being deformed in the cutting processing process, the cutting processing precision and the processing quality are ensured, the workpiece clamping is convenient, and the processing efficiency is improved.
Claims (10)
1. A cutting jig for a workpiece having a through hole, characterized in that: the clamp comprises a clamp body (1), a pressing plate (2) and a locking screw (3), wherein an accommodating cavity is formed in the clamp body (1), and the locking screw (3) sequentially penetrates through holes in one ends of the pressing plate (2) and a workpiece (4) and then is connected with the clamp body (1).
2. The cutting jig for a workpiece having a through hole as set forth in claim 1, wherein: the clamp body (1) and the pressing plate (2) are made of alloy steel with the mark of 40Cr, and the hardness of the alloy steel is HRC 32-35 through quenching and tempering heat treatment.
3. The cutting jig for a workpiece having a through hole as set forth in claim 1, wherein: the nominal diameter of the locking screw (3) is not less than M8.
4. The cutting jig for a workpiece having a through hole as set forth in claim 1, wherein: the cross section of the accommodating cavity is consistent with the shape and the size of the cross section of at least one end of the workpiece (4).
5. The cutting jig for a workpiece having a through hole as set forth in claim 4, wherein: the cross section of the containing cavity is rectangular.
6. The cutting jig for a workpiece having a through hole as set forth in claim 1, wherein: the machine tool is a numerical control lathe.
7. The cutting jig for a workpiece having a through hole as set forth in claim 1, wherein: the through hole of the workpiece (4) is rectangular.
8. A method for processing a workpiece with a through hole is characterized in that: the method comprises the following steps:
the clamp comprises a clamp body (1), a pressing plate (2) and a locking screw (3), wherein an accommodating cavity is formed in the clamp body (1), the clamp body (1) is fixedly connected with a machine tool spindle, the locking screw (3) sequentially penetrates through holes in one ends of the pressing plate (2) and a workpiece (4) and then is connected with the clamp body (1), and then corresponding shape element characteristics are machined at the other end of the workpiece (4).
9. The method of processing a workpiece having a through hole according to claim 8, wherein: the shape element is characterized in that the surface of the screw is provided with an external thread.
10. The method of processing a workpiece having a through hole according to claim 9, wherein: the screw has a nominal diameter of M6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111445975.1A CN113997106A (en) | 2021-11-30 | 2021-11-30 | Cutting clamp for workpiece with through hole and machining method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111445975.1A CN113997106A (en) | 2021-11-30 | 2021-11-30 | Cutting clamp for workpiece with through hole and machining method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113997106A true CN113997106A (en) | 2022-02-01 |
Family
ID=79930916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111445975.1A Pending CN113997106A (en) | 2021-11-30 | 2021-11-30 | Cutting clamp for workpiece with through hole and machining method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113997106A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11267911A (en) * | 1998-03-20 | 1999-10-05 | Seratomu:Kk | Work fixing jig of cutting device and cutting method |
| CN203031354U (en) * | 2013-01-31 | 2013-07-03 | 安徽省凌锋冶金机械有限公司 | Milling jig capable of conveniently machining workpiece with slope |
| CN203792033U (en) * | 2013-10-07 | 2014-08-27 | 肇庆华信高精密机械有限公司 | Machining clamp for upper surface of small workpiece |
| CN209206987U (en) * | 2018-11-08 | 2019-08-06 | 一拖（洛阳）汇德工装有限公司 | A kind of self-centering clamping device for machine tooling |
| CN210081215U (en) * | 2019-05-28 | 2020-02-18 | 华域视觉科技(上海)有限公司 | Be suitable for frock clamp of high accuracy small part batch production |
-
2021
- 2021-11-30 CN CN202111445975.1A patent/CN113997106A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11267911A (en) * | 1998-03-20 | 1999-10-05 | Seratomu:Kk | Work fixing jig of cutting device and cutting method |
| CN203031354U (en) * | 2013-01-31 | 2013-07-03 | 安徽省凌锋冶金机械有限公司 | Milling jig capable of conveniently machining workpiece with slope |
| CN203792033U (en) * | 2013-10-07 | 2014-08-27 | 肇庆华信高精密机械有限公司 | Machining clamp for upper surface of small workpiece |
| CN209206987U (en) * | 2018-11-08 | 2019-08-06 | 一拖（洛阳）汇德工装有限公司 | A kind of self-centering clamping device for machine tooling |
| CN210081215U (en) * | 2019-05-28 | 2020-02-18 | 华域视觉科技(上海)有限公司 | Be suitable for frock clamp of high accuracy small part batch production |
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Application publication date: 20220201 |