CN112845805A - Method for processing through hole on arc-shaped surface of workpiece - Google Patents
Method for processing through hole on arc-shaped surface of workpiece Download PDFInfo
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- CN112845805A CN112845805A CN202110021671.6A CN202110021671A CN112845805A CN 112845805 A CN112845805 A CN 112845805A CN 202110021671 A CN202110021671 A CN 202110021671A CN 112845805 A CN112845805 A CN 112845805A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/24—Perforating, i.e. punching holes
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Abstract
The invention discloses a method for processing a through hole on an arc surface of a workpiece, which comprises the following steps: the first process step: carrying out sectional treatment on the arc length of the workpiece mounting hole to be processed; and a second step: and sleeving the workpiece on a first punching machine, and punching a through hole in a subsection mode by the first punching machine, wherein the subsection through hole is finally combined into a through hole. Compared with the prior art, the invention has the beneficial effects that: compared with the existing machining method, the invention has higher efficiency and lower cost. Divide into the processing of triplex with work piece arc hole, the camber of punching press cutter cooperation work piece, the mounting hole of processing like this is more accurate, and one shot forming does not need extra processing, has also improved the machining efficiency of work piece like this.
Description
Technical Field
The invention is applied to the field of machining, and particularly relates to a method for machining a through hole on an arc-shaped surface of a workpiece.
Background
In the field of machining, there are many cases in which a workpiece having an arc-shaped surface is used and it is necessary to machine the arc-shaped surface by using a connecting member for connecting the workpiece to another workpiece.
The existing through hole processing mode comprises a punching method or a mold processing method or a sand core embedding method, the mold and sand core embedding method is long in processing time, the whole process is complex, 1-2 hours of time is consumed for processing one workpiece, the production efficiency is extremely low, and the method cannot be suitable for the rhythm of the existing mechanical production.
The patent with publication number CN1081100379A entitled arc workpiece processing method discloses a processing method of an arc workpiece, which uses a stamping method to process through holes on a workpiece, but the method is only suitable for a straight-up and straight-down through hole processing method, is not suitable for processing through holes along an arc surface, and is not suitable for processing through holes with radian.
Disclosure of Invention
The invention aims to provide a method for processing a through hole on an arc-shaped surface of a workpiece, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the method for processing the through hole on the arc surface of the workpiece comprises the following steps: carrying out sectional treatment on the arc length of the workpiece mounting hole to be processed;
and a second step: and sleeving the workpiece on a first punching machine, and punching a through hole in a subsection mode by the first punching machine, wherein the subsection through hole is finally combined into a through hole.
Further preferably, the workpiece mounting hole is divided into at least 3 sections.
Step A: sleeving a workpiece on a first punching machine, wherein the central line of the workpiece and the axis of the first punching machine form an acute angle, and the first punching machine processes a left cambered surface or a right cambered surface;
and a step B: rotating the workpiece anticlockwise or clockwise, wherein the central line of the workpiece before and after rotation is symmetrical about the axis of the first punching machine, and the first punching machine processes a right cambered surface;
and a step C: and rotating the workpiece clockwise or clockwise to ensure that the central line of the workpiece is vertical to a base of the first punching machine, and the first punching machine processes the middle cambered surface.
Further optimization, the arc length of the left arc surface is equal to the arc length of the right arc surface, and is more than or equal to the arc length of the middle arc surface.
And further optimizing, after the middle cambered surface is processed, the punching machine carries out flat angle processing on two pairs of workpieces.
Further preferably, the included angle between the central line of the workpiece and the axis of the first punching machine is 30-45 degrees.
Further preferably, the punching tool of the second punching machine is L-shaped.
Compared with the prior art, the invention has the beneficial effects that: compared with the existing machining method, the invention has higher efficiency and lower cost. Divide into the processing of triplex with work piece arc hole, the camber of punching press cutter cooperation work piece, the mounting hole of processing like this is more accurate, and one shot forming does not need extra processing, has also improved the machining efficiency of work piece like this.
Drawings
FIG. 1 is a schematic view of the left arc surface of a workpiece machined according to the present invention.
FIG. 2 is a schematic view of the right arc surface of the workpiece machined according to the present invention.
FIG. 3 is a schematic view of the intermediate curved surface of the workpiece of the present invention.
FIG. 4 is a schematic view of the present invention with the process via planar.
Wherein: 1-workpiece, 2-first punch and 3-second punch.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced otherwise than as specifically described herein, and thus the scope of the present invention is not limited by the specific embodiments disclosed below.
The invention provides two technical schemes:
the first embodiment is as follows:
the method for processing the through hole on the arc surface of the workpiece comprises the following steps:
the first process step: dividing the arc length of a mounting hole of a workpiece to be processed into three parts, namely a left arc surface, a middle arc surface and a right arc surface, wherein the radian of the left arc surface is equal to that of the right arc surface and is more than or equal to that of the middle arc surface; sleeving a workpiece on a first punching machine 2, wherein the included angle between the central line of the workpiece and the axis of the first punching machine 2 is 30 degrees, an arc-shaped punching cutter of the first punching machine 2 punches a left arc surface, and the radian of the arc-shaped punching cutter is the same as the curvature of the workpiece;
and a second step: rotating the workpiece 1 anticlockwise, wherein the central line of the workpiece before and after rotation is symmetrical about the axis of the first punching machine 2, namely rotating the workpiece 1 anticlockwise by 60 degrees, and machining a right cambered surface by using an arc-shaped punching tool of the first punching machine 2;
and a third step of: the workpiece 1 is rotated clockwise, the central line of the workpiece 1 is perpendicular to the base of the first punching machine 2, namely the workpiece 1 is rotated clockwise by 30 degrees, and the first punching machine 2 processes a middle cambered surface.
Step four: because both ends of the workpiece mounting hole processed by the first punching machine 2 are inclined planes, in order to enable the workpiece to be better matched with other workpieces, both ends of the workpiece mounting hole are required to be processed into planes, the two ends of the workpiece mounting hole are processed by the second punching machine 3, a punching cutter of the second punching machine 3 is L-shaped, and the surface of the mounting hole is directly punched into a plane parallel to the workpiece mounting surface;
and a fifth step: the workpiece is subjected to a coating treatment to enhance the corrosion resistance of the workpiece.
The whole workpiece in the above procedures is processed in only about 2 minutes, the processing efficiency is improved compared with the existing machining method, various processing tools are not needed, and the processing cost is reduced.
Example two:
the method for processing the through hole on the arc surface of the workpiece comprises the following steps:
the first process step: dividing the arc length of a light panel mounting hole to be processed into three parts, namely a left arc surface, a middle arc surface and a right arc surface, wherein the radian of the left arc surface is equal to that of the right arc surface and is more than or equal to that of the middle arc surface; sleeving a workpiece on a first punching machine 2, wherein the included angle between the central line of the workpiece and the axis of the first punching machine 2 is 40 degrees, an arc-shaped punching cutter of the first punching machine 2 punches a right arc surface, and the radian of the arc-shaped punching cutter is the same as the curvature of the workpiece 1;
and a second step: rotating the workpiece 1 clockwise, wherein the central line of the workpiece before and after rotation is symmetrical about the axis of the first punching machine 2, namely rotating the workpiece clockwise by 80 degrees, and the arc-shaped punching tool of the first punching machine 2 processes a left arc surface;
and a third step of: and rotating the workpiece anticlockwise and clockwise to ensure that the central line of the workpiece 1 is vertical to the base of the first punching machine 2, namely rotating the workpiece by 40 degrees anticlockwise, and processing a middle cambered surface by the first punching machine 2.
Step four: because both ends of the workpiece mounting hole processed by the first punching machine 2 are inclined planes, in order to enable the workpiece mounting hole to be better matched with other workpieces, both ends of the workpiece mounting hole are required to be processed into planes, and the second punching machine 3 is used for processing both ends of the workpiece mounting hole and directly punching the surface of the mounting hole into a plane parallel to the workpiece mounting surface;
and a fifth step: the workpiece is subjected to a coating treatment to enhance the corrosion resistance of the workpiece.
The whole workpiece in the above procedures is processed in only about 2 minutes, the processing efficiency is improved compared with the existing machining method, various processing tools are not needed, and the processing cost is reduced.
Example three:
the method for processing the through hole on the arc surface of the workpiece comprises the following steps:
the first process step: dividing the arc length of a light plate mounting hole to be processed into four parts, wherein the radians of 4 sections of arc surfaces are equal, namely a first arc surface, a second arc surface, a third arc surface and a fourth arc surface; sleeving a workpiece on a first punching machine 2, wherein the included angle between the central line of the workpiece and the axis of the first punching machine 2 is 40 degrees, an arc-shaped punching cutter of the first punching machine 2 punches a first arc surface, and the radian of the arc-shaped punching cutter is the same as the curvature of the workpiece 1;
and a second step: rotating the workpiece 1 clockwise by 20 degrees, and punching a second cambered surface by an arc-shaped punching cutter of the first punching machine 2;
and a third step of: continuing to rotate the workpiece 1 clockwise by 20 degrees, and punching a third cambered surface by an arc-shaped punching cutter of the first punching machine 2;
step four: continuing to rotate the workpiece 1 clockwise by 20 degrees, and punching a fourth cambered surface by an arc-shaped punching cutter of the first punching machine 2;
and a fifth step: because both ends of the workpiece mounting hole processed by the first punching machine 2 are inclined planes, in order to enable the workpiece mounting hole to be better matched with other workpieces, both ends of the workpiece mounting hole are required to be processed into planes, and both ends of the workpiece mounting hole are processed by the second punching machine 3 to enable both ends to be planes;
a sixth procedure: the workpiece is subjected to a coating treatment to enhance the corrosion resistance of the workpiece.
The whole workpiece is processed in about 2-3 minutes, the processing efficiency is improved compared with the existing machining method, multiple processing tools do not need to be matched, and the processing cost is reduced.
In the description of the present specification, the terms "connect", "mount", "fix", and the like are to be understood in a broad sense, for example, "connect" may be a fixed connection, a detachable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The method for processing the through hole on the arc surface of the workpiece comprises the following steps:
the first process step: carrying out sectional treatment on the arc length of the workpiece mounting hole to be processed;
and a second step: and sleeving the workpiece on a first punching machine, and punching a through hole in a subsection mode by the first punching machine, wherein the subsection through hole is finally combined into a through hole.
2. The method for processing the through hole on the arc-shaped surface of the workpiece according to claim 1, which is characterized in that: the workpiece mounting hole is divided into at least 3 sections.
3. The method for processing the through hole on the arc-shaped surface of the workpiece according to claim 1, which is characterized in that: the workpiece mounting hole is divided into a left cambered surface, a middle cambered surface and a right cambered surface;
step A: sleeving a workpiece on a first punching machine, wherein the central line of the workpiece and the axis of the first punching machine form an acute angle, and the first punching machine processes a left cambered surface or a right cambered surface;
and a step B: rotating the workpiece anticlockwise or clockwise, wherein the central line of the workpiece before and after rotation is symmetrical about the axis of the first punching machine, and the first punching machine processes a right cambered surface;
and a step C: and rotating the workpiece clockwise or clockwise to ensure that the central line of the workpiece is vertical to a base of the first punching machine, and the first punching machine processes the middle cambered surface.
4. The method for processing the through hole on the arc-shaped surface of the workpiece according to claim 3, wherein: the arc length of the left cambered surface is equal to that of the right cambered surface and is more than or equal to that of the middle cambered surface.
5. The method for processing the through hole on the arc-shaped surface of the workpiece according to claim 3, wherein: and after the middle cambered surface is processed, the punching machine carries out flat angle processing on two pairs of workpieces.
6. The method for processing the through hole on the arc-shaped surface of the workpiece according to claim 3, wherein: the included angle between the central line of the workpiece and the axial line of the first punching machine is 30-45 degrees.
7. The method for processing the through hole on the arc-shaped surface of the workpiece according to claim 3, wherein: and after the first punching machine processes the middle cambered surface, coating the workpiece.
8. The method for processing the through hole on the arc-shaped surface of the workpiece according to claim 3, wherein: and a punching cutter of the second punching machine is L-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110021671.6A CN112845805A (en) | 2021-01-08 | 2021-01-08 | Method for processing through hole on arc-shaped surface of workpiece |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110021671.6A CN112845805A (en) | 2021-01-08 | 2021-01-08 | Method for processing through hole on arc-shaped surface of workpiece |
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| CN112845805A true CN112845805A (en) | 2021-05-28 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115338602A (en) * | 2022-08-25 | 2022-11-15 | 汇昊工业制造（大连）有限公司 | Method for processing solar light panel mounting seat |
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| KR20130133372A (en) * | 2012-05-29 | 2013-12-09 | 주식회사대연정공 | Manufacturing equipment and manufacturing method for with hole different size cage |
| CN106064198A (en) * | 2016-08-01 | 2016-11-02 | 苏州工业职业技术学院 | Fan blade sleeve outer rim rectangular opening die set |
| CN108655259A (en) * | 2018-04-27 | 2018-10-16 | 安徽科技学院 | A kind of punching die for processing spoke heat emission hole |
| CN110405051A (en) * | 2019-08-30 | 2019-11-05 | 山东菏泽振华精密模具有限公司 | A kind of automatic indexing mold |
| CN110935787A (en) * | 2019-12-24 | 2020-03-31 | 安徽舜禹水务股份有限公司 | Water pump cavity thin-wall arc surface square hole punching die |
| CN211360279U (en) * | 2019-12-24 | 2020-08-28 | 安徽舜禹水务股份有限公司 | Water pump cavity thin-wall arc surface square hole punching die |
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2021
- 2021-01-08 CN CN202110021671.6A patent/CN112845805A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20130133372A (en) * | 2012-05-29 | 2013-12-09 | 주식회사대연정공 | Manufacturing equipment and manufacturing method for with hole different size cage |
| CN106064198A (en) * | 2016-08-01 | 2016-11-02 | 苏州工业职业技术学院 | Fan blade sleeve outer rim rectangular opening die set |
| CN108655259A (en) * | 2018-04-27 | 2018-10-16 | 安徽科技学院 | A kind of punching die for processing spoke heat emission hole |
| CN110405051A (en) * | 2019-08-30 | 2019-11-05 | 山东菏泽振华精密模具有限公司 | A kind of automatic indexing mold |
| CN110935787A (en) * | 2019-12-24 | 2020-03-31 | 安徽舜禹水务股份有限公司 | Water pump cavity thin-wall arc surface square hole punching die |
| CN211360279U (en) * | 2019-12-24 | 2020-08-28 | 安徽舜禹水务股份有限公司 | Water pump cavity thin-wall arc surface square hole punching die |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115338602A (en) * | 2022-08-25 | 2022-11-15 | 汇昊工业制造（大连）有限公司 | Method for processing solar light panel mounting seat |
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Application publication date: 20210528 |