CN112742960A - Punching die and punching method for punching surface of groove-shaped part - Google Patents
Punching die and punching method for punching surface of groove-shaped part Download PDFInfo
- Publication number
- CN112742960A CN112742960A CN202011473132.8A CN202011473132A CN112742960A CN 112742960 A CN112742960 A CN 112742960A CN 202011473132 A CN202011473132 A CN 202011473132A CN 112742960 A CN112742960 A CN 112742960A
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- Prior art keywords
- die
- groove
- hole
- punching
- shaped
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- 238000004080 punching Methods 0.000 title claims abstract description 39
- 238000000034 method Methods 0.000 title claims abstract description 8
- 238000007599 discharging Methods 0.000 claims description 5
- 238000005553 drilling Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011295 pitch Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- 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
- B21D28/34—Perforating tools; Die holders
-
- 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
- B21D28/243—Perforating, i.e. punching holes in profiles
Abstract
A punching die and a punching method for punching the surface of a groove-shaped part comprise an upper die component, a lower die component and a guide pillar guide sleeve for connecting the upper die component with the lower die component, wherein the lower die component comprises a supporting block, a P-shaped movable positioning block, a guide block, a female die and a lower die plate, the upper surface of the right end of the female die is provided with the supporting block with the same width as the width of an inner groove of the groove-shaped part, the P-shaped movable positioning block is positioned on the upper surface of the left end of the female die, a positioning bolt is connected with a waist-shaped hole in the guide block through a through hole at the left end of the P-shaped movable positioning block, a female die.
Description
Technical Field
The invention relates to the technical field of profiled cross-section profile forming, in particular to a punching die and a punching method for punching the surface of a groove-shaped part.
Background
Thousands of lines are connected among electrical equipment, electronic equipment and between the electrical equipment and the electronic equipment in an airplane, reasonable wiring is needed for orderly arrangement of the lines, and a large number of pipe clamp assemblies are used in the process. An important component of a pipe clamp assembly is a channel-section pipe clamp profile, which usually has two holes (a few of which have three holes) because of different installation positions, the spacing between two holes on a part is different, and the hole diameter can also have several kinds of phi 4.2, phi 4.5, phi 5.2, phi 5.3, phi 5.4, phi 5.5 and phi 6.5. In order to ensure the accurate matching between pipe clamp components, the tolerance of the distance between holes on the pipe clamp section bar is required to be +/-0.2 mm, the precision of common manual marking and drilling is difficult to meet the actual assembly requirement, the distance between the holes is easy to be out of tolerance, and the forming efficiency is low; if a special drill jig is applied, the demand of the special drill jig is large due to the diversity combination of hole positions and hole diameters, and the production cost is high.
Disclosure of Invention
The purpose of the invention is as follows: in order to change the current situation that the hole spacing on a part is easy to be out of tolerance and the forming efficiency is low due to the fact that the existing groove-shaped pipe clamp sectional material is drilled manually, and solve the problems that the production cost is high and the like caused by the fact that a special drilling jig is used for hole forming, a punching die and a punching method for punching the surface of a groove-shaped part are designed, and high-precision holes with different hole spacings can be punched quickly.
A punching die for punching the surface of a groove-shaped part comprises an upper die component, a lower die component and a guide post and guide sleeve connecting the upper die component and the lower die component, it is characterized in that the upper die component comprises a die shank, an upper die plate, a backing plate, a convex die clamp, a convex die, rubber and a stripper plate from top to bottom, the upper die component is fixed on a slide block of a punch by the die shank, the convex die is fixed by the convex die clamp, the left end of the stripper plate is provided with a groove, a layer of rubber is arranged between the convex die clamp and the stripper plate, the lower die component comprises a supporting block, a P-shaped movable positioning block, a guide block, a female die and a lower die plate from top to bottom, the upper surface of the right end of the female die is provided with the supporting block with the same width as the width of the inner groove of the groove-shaped part, the P-shaped movable positioning block is positioned on the upper surface of the left end of the female die, a lateral waist-shaped hole is formed in the middle of the guide block, and the right end of the guide block is connected with the; the left end of the P-shaped movable positioning block is provided with a circular through hole, the upper part of the right end of the P-shaped movable positioning block is provided with a positioning pin with the same diameter as the male die, the positioning bolt is connected with a waist-shaped hole on the guide block through the through hole at the left end of the P-shaped movable positioning block, a female die hole corresponds to the male die, the female die hole is coaxial from top to bottom and penetrates through the supporting block, the female die and the lower template, and the upper template is connected with the lower.
The application provides a method for punching the surface of a groove-shaped part, which is characterized by comprising the following steps: 1) using the punching die for punching the surface of the groove-shaped part; 2) connecting a die shank of an upper die assembly with a driving device of a punch press, placing the groove-shaped part on a supporting block when punching the groove-shaped part, driving the upper die assembly to move downwards by the punch press, and enabling a male die to penetrate through the groove-shaped part to enter a female die hole to complete forming of a first hole on the groove-shaped part; 3) hanging a first hole on the groove-shaped part on a positioning pin nail at the right end of the P-shaped movable positioning block, unscrewing a positioning bolt, shifting the P-shaped movable positioning block leftwards along a waist-shaped hole on the guide block, driving the groove-shaped part to move leftwards, screwing the positioning bolt until the distance between the positioning pin and a female die hole is the same as the distance between two holes on the groove-shaped part, fixing the position of the P-shaped movable positioning block and the groove-shaped part, and driving an upper die assembly to move downwards to complete the forming of a second hole.
The technical effects of this application: the invention has the advantages of simple structure, small and exquisite die, convenient operation, high processing efficiency and low cost, can be used for forming the holes on the groove-shaped pipe clamp profiles with different hole pitches, and has high hole forming quality.
The present application is described in further detail below with reference to the accompanying drawings of embodiments.
Drawings
Fig. 1 is a schematic structural view of a channel part.
Fig. 2 is a schematic view of a punching die for punching a surface of a channel-shaped part.
FIG. 3 is a schematic top view of the lower die assembly.
Fig. 4 is a schematic structural view of a P-shaped movable positioning block.
The numbering in the figures illustrates: the die comprises a groove-shaped part 1, a die handle 2, an upper die plate 3, a backing plate 4, a male die clamp 5, a male die 6, a rubber 7, a stripper plate 8, a guide pillar and guide sleeve 9, a guide block 10, a movable positioning block 11P-shaped, a positioning bolt 12, a positioning pin 13, a supporting block 14, a female die hole 15, a female die 16 and a lower die plate 17.
Detailed Description
Referring to the attached drawings, the punching die for punching the surface of a groove-shaped part comprises an upper die assembly, a lower die assembly and a guide post guide sleeve 9 for connecting the upper die assembly and the lower die assembly, wherein the upper die assembly comprises a die shank 2, an upper die plate 3, a backing plate 4, a convex die clamp 5, a convex die 6, a rubber 7 and a discharging plate 8 from top to bottom, the upper die assembly is fixed on a sliding block of a punch by the die shank 2, the convex die 6 is fixed by the convex die clamp 5, the backing plate 4 is additionally arranged between the upper die plate and the lower die plate to prevent the upper die plate 3 from being damaged by the huge punching force generated by the convex die 6 during the operation of the punching die, a groove is formed at the left end of the discharging plate 8, a P-shaped movable positioning block 11 is hidden on a female die 16 during punching, and a layer of rubber 7 is arranged between; the lower die component comprises a supporting block 14, a P-shaped movable positioning block 11, a guide block 10, a female die 16 and a lower die plate 17 from top to bottom, wherein the supporting block 14 is used for placing the part 1, the width of an inner groove of the supporting block 14 is the same as that of the groove-shaped part 1, the supporting block 14 is positioned on the upper surface of the right end of the female die 16, the P-shaped movable positioning block 11 is positioned on the upper surface of the left end of the female die 16, the left end of the P-shaped movable positioning block 11 protrudes and is provided with a circular through hole, the right end of the P-shaped movable positioning block 11 corresponds to the supporting block 14, a positioning pin 13 which has the same diameter as that of the male die 6 is arranged on the upper portion of the right end of the P-shaped movable positioning block 11, a lateral kidney-shaped hole is formed. The positioning bolt 12 is connected with a kidney-shaped hole on the guide block 10 through a through hole at the left end of the P-shaped movable positioning block 11, the female die hole 15 corresponds to the male die 6, the female die hole 15 is coaxial from top to bottom and penetrates through the supporting block 14, the female die 16 and the lower die plate 17, the upper die plate 3 is connected with the lower die plate 17 through two guide pillar and guide sleeves 9 in the middle, and the positioning bolt plays a role in guiding when the punching die works.
The embodiment is used for forming the hole with the aperture of phi 4.2 on the pipe clamp section part with the groove-shaped section, and comprises the following steps: using the punching die for punching the surface of the groove-shaped part; connecting a die shank 2 of an upper die assembly with a driving device of a punch press, placing the groove-shaped part 1 on a supporting block 14 when punching the groove-shaped part 1, driving the upper die assembly to move downwards by the punch press, enabling a male die 6 to penetrate through the groove-shaped part 1 and enter a female die hole 15 to complete the forming of a first hole in the groove-shaped part 1, and enabling generated waste to fall down through the female die hole 15; and then hanging the first hole on the groove-shaped part 1 on a positioning pin 13 at the right end of the P-shaped movable positioning block 11, unscrewing the positioning bolt 12, shifting the P-shaped movable positioning block 11 leftwards along the waist-shaped hole on the guide block 10, driving the groove-shaped part 1 to move leftwards until the distance between the positioning pin 13 and the female die hole 15 is equal to the distance between two holes on the groove-shaped part 1, screwing the positioning bolt 12, fixing the position of the P-shaped movable positioning block 11 and the groove-shaped part 1, and driving the upper die assembly to move downwards under the driving of a punch press to complete the formation of a second hole. After the hole is formed, the positioning bolt 12 is unscrewed, and the P-shaped movable positioning block 11 is shifted to the right to reset to the initial state.
For the groove-shaped pipe clamp section parts with other apertures, the hole is formed by the punching die and then is reamed to the required aperture, so that the forming cost of the parts can be greatly reduced, the forming efficiency and the forming quality of the parts are improved, the operation is simple, and the practical application value is high.
Claims (2)
1. A punching die for punching a groove-shaped part surface comprises an upper die component, a lower die component and a guide post guide sleeve for connecting the upper die component and the lower die component, and is characterized in that the upper die component comprises a die shank 2, an upper die plate 3, a backing plate 4, a male die clamp 5, a male die 6, a rubber 7 and a discharging plate 8 from top to bottom, the upper die component is fixed on a slide block of a punch by the die shank 2, the male die 6 is fixed by the male die clamp 5, the left end of the discharging plate 8 is provided with a groove, a layer of rubber 7 is arranged between the male die clamp 5 and the discharging plate 8, the lower die component comprises a supporting block 14, a P-shaped movable positioning block 11, a guiding block 10, a female die 16 and a lower die plate 17 from top to bottom, the upper surface of the right end of the female die 16 is provided with the supporting block 14 with the same width as that of an inner groove of a part 1, the P-, the right end of the connecting rod is connected with the left end of the female die 16 through a bolt; the left end of the P-shaped movable positioning block 11 is provided with a circular through hole, the upper part of the right end of the P-shaped movable positioning block is provided with a positioning pin 13 with the same diameter as the male die 6, a positioning bolt 12 is connected with a waist-shaped hole on the guide block 10 through the through hole at the left end of the P-shaped movable positioning block 11, a female die hole 15 corresponds to the male die, the female die hole 15 is coaxial from top to bottom and penetrates through a supporting block 14, a female die 16 and a lower die plate 17, and the upper die plate 3 is connected with the.
2. A method for punching the surface of a groove-shaped part is characterized by comprising the following steps: 1) using a punching die for punching a surface of a channel part according to claim 1; 2) connecting a die shank 2 of an upper die assembly with a driving device of a punch press, placing the groove-shaped part 1 on a supporting block 14 when punching the groove-shaped part 1, driving the upper die assembly to move downwards by the punch press, and enabling a male die 6 to penetrate through the groove-shaped part 1 and enter a female die hole 15 to complete forming of a first hole in the groove-shaped part 1; 3) hanging a first hole on the groove-shaped part 1 on a positioning pin 13 at the right end of a P-shaped movable positioning block 11, unscrewing a positioning bolt 12, shifting the P-shaped movable positioning block 11 leftwards along a waist-shaped hole on a guide block 10, driving the groove-shaped part 1 to move leftwards until the distance between the positioning pin 13 and a female die hole 15 is equal to the distance between two holes on the groove-shaped part 1, screwing the positioning bolt 12, fixing the position of the P-shaped movable positioning block 11 and the groove-shaped part 1, and driving an upper die assembly to move downwards under the driving of a punch press to finish the forming of a second hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011473132.8A CN112742960A (en) | 2020-12-15 | 2020-12-15 | Punching die and punching method for punching surface of groove-shaped part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011473132.8A CN112742960A (en) | 2020-12-15 | 2020-12-15 | Punching die and punching method for punching surface of groove-shaped part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112742960A true CN112742960A (en) | 2021-05-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011473132.8A Pending CN112742960A (en) | 2020-12-15 | 2020-12-15 | Punching die and punching method for punching surface of groove-shaped part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112742960A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201446188U (en) * | 2009-06-15 | 2010-05-05 | 无锡职业技术学院 | Distance adjustable punching device |
| CN102615174A (en) * | 2012-04-26 | 2012-08-01 | 南京工业职业技术学院 | Double-row pitch quick and adjustable stamping die device |
| KR20170018676A (en) * | 2015-08-10 | 2017-02-20 | 주식회사 산돌기업 | Square pipe hole processing apparatus |
| CN107052146A (en) * | 2017-06-09 | 2017-08-18 | 江西江铃底盘股份有限公司 | A kind of automobile drive axle housing body small hole punching mold tool and punching tapping technique |
| CN206882566U (en) * | 2017-06-09 | 2018-01-16 | 江西江铃底盘股份有限公司 | A kind of car drive front axle main reducing gear oil baffle punching and blanking progressive die |
| CN210045842U (en) * | 2019-06-20 | 2020-02-11 | 哈尔滨锅炉厂有限责任公司 | Adjustable limiting device for square hole punching die |
| CN210586629U (en) * | 2019-09-02 | 2020-05-22 | 山东运泰机械有限公司 | Positioning device for punching disc plough blade |
| CN210788817U (en) * | 2019-06-20 | 2020-06-19 | 烟台天海金属制品有限公司 | Hydraulic single-row punching machine |
| CN211437690U (en) * | 2020-01-02 | 2020-09-08 | 青岛路而得电气有限公司 | Continuous angle steel punching machine |
-
2020
- 2020-12-15 CN CN202011473132.8A patent/CN112742960A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201446188U (en) * | 2009-06-15 | 2010-05-05 | 无锡职业技术学院 | Distance adjustable punching device |
| CN102615174A (en) * | 2012-04-26 | 2012-08-01 | 南京工业职业技术学院 | Double-row pitch quick and adjustable stamping die device |
| KR20170018676A (en) * | 2015-08-10 | 2017-02-20 | 주식회사 산돌기업 | Square pipe hole processing apparatus |
| CN107052146A (en) * | 2017-06-09 | 2017-08-18 | 江西江铃底盘股份有限公司 | A kind of automobile drive axle housing body small hole punching mold tool and punching tapping technique |
| CN206882566U (en) * | 2017-06-09 | 2018-01-16 | 江西江铃底盘股份有限公司 | A kind of car drive front axle main reducing gear oil baffle punching and blanking progressive die |
| CN210045842U (en) * | 2019-06-20 | 2020-02-11 | 哈尔滨锅炉厂有限责任公司 | Adjustable limiting device for square hole punching die |
| CN210788817U (en) * | 2019-06-20 | 2020-06-19 | 烟台天海金属制品有限公司 | Hydraulic single-row punching machine |
| CN210586629U (en) * | 2019-09-02 | 2020-05-22 | 山东运泰机械有限公司 | Positioning device for punching disc plough blade |
| CN211437690U (en) * | 2020-01-02 | 2020-09-08 | 青岛路而得电气有限公司 | Continuous angle steel punching machine |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210504 |
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| RJ01 | Rejection of invention patent application after publication |