CN106734539B - Device for punching pipes - Google Patents
Device for punching pipes Download PDFInfo
- Publication number
- CN106734539B CN106734539B CN201611212644.2A CN201611212644A CN106734539B CN 106734539 B CN106734539 B CN 106734539B CN 201611212644 A CN201611212644 A CN 201611212644A CN 106734539 B CN106734539 B CN 106734539B
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- CN
- China
- Prior art keywords
- punch
- hole
- plug
- small
- fixed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- B21D28/28—Perforating, i.e. punching holes in tubes or other hollow bodies
-
- 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
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/003—Positioning devices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Punching Or Piercing (AREA)
Abstract
The present patent application discloses a kind of device for punching pipes, including base, fixed plate, plug, punch, pressing plate, fixed plate are vertically fixed on base, and plug is fixed in fixed plate, and fixed plate is equipped with limited block；Fixed plate is equipped with guide post, and pressing plate is slidably connected through guide post and with guide post；The upper end of pressing plate is fixed with die shank, and the lower end of pressing plate is equipped with punch holder；Punch includes small punch and big punch；Plug is internally provided with hollow cavity, and position corresponding with punch is equipped with through hole on plug, and through hole includes large through-hole and small through hole；Elastic component is equipped with positioned at through hole in hollow cavity, elastic component is fixed on the plug of small through hole side, and elastic component is equipped with the straight hole passed through for small punch.Compared with prior art, the present apparatus can complete the different hole of size diameter to punching press of tubing, the waste material discharge tubing that at the same time can also produce punching and the outside of plug, substantially increase the processing efficiency of punching pipes.
Description
Technical field
The invention belongs to punching apparatus technical field, specifically discloses a kind of device for punching pipes.
Background technology
Need to use polytype tubing in the manufacturing of automobile, some tubing need to process on its pipe face logical
Need to process two symmetrical holes on the pipe face in hole, i.e. tubing；In existing industrial production and manufacturing, it will usually use the pipe of cored bar
Part punching die.Need punching diameter it is identical when, tubing is sleeved on plug, positioning complete after, utilize punching
Primary drying pressure can complete punch operation.Run into the diameter for needing punching it is different when, in order to save the time, usually adopt
It is opposite to pipe fitting punching at the same time with two punches of size；Although so operation saves process and time, can make
The problem of waste material produced into punch process is retained in inside plug；It is unfavorable for follow-up punch operation, punching processing is not connected
Pass through, cause the work efficiency of punching processing low；Also the quality of punching next time is impacted at the same time, causes the punching matter of tubing
Measure bad.
The content of the invention
The purpose of the present invention is providing a kind of device for punching pipes, needs the diameter of punching to solve tubing
The problem of when different, punched scrap is retained in plug, and punching efficiency is low.
In order to achieve the above object, base case of the invention is：For the device of punching pipes, including base, fixation
Plate, plug, punch, pressing plate, the fixed plate are vertically fixed on base, the plug be fixed in fixed plate and with base
Upper surface is parallel, and fixed plate is equipped with limited block；Fixed plate is equipped with guide post, and pressing plate is slidably connected through guide post and with guide post；
The upper end of pressing plate is fixed with die shank, and the lower end of pressing plate is equipped with the punch holder for being used for installing punch, and punch is located at the top of plug；Punching
Head includes small punch and big punch, and the diameter of small punch is less than the diameter of big punch, and small punch is fixed on the lower end of big punch；Institute
State plug and be internally provided with hollow cavity, position corresponding with punch is equipped with through hole on plug, and through hole is included close to the big of punch side
Through hole and the small through hole away from punch side；The internal diameter of large through-hole is more than the outside diameter of big punch, and the internal diameter of small through hole is more than small punching
The outside diameter of head；Elastic component is equipped with positioned at through hole in the hollow cavity, the elastic component is fixed on the core close to small through hole side
On rod, elastic component is equipped with the straight hole passed through for small punch.
The operation principle of this base case is：When being punched out using the present apparatus to tubing, tubing is nested with plug
Go up and be fixed in fixed plate, the position alignment punch of punching is needed on tubing, die shank is inserted in the shank hole of forcing press.Open
Motor press, forcing press apply die shank downward pressure, pressing plate is moved downward along guide post, the punch holder positioned at pressing plate lower end
It will move downward, so that the downward punching press of punch.Since the lower part of punch is small punch, small punch can be in advance to the upper of tubing
End is punched out, and then small punch will sequentially pass through the large through-hole on the plug, straight hole on elastic component, small logical on plug
Hole, is punched out tubing lower end；At the same time be fixed on the big punch of small punch upper end, it will to the upper end of tubing again into
Row punching, so that going out the different hole of size diameter on tubing.Limited block can limit the position that punch holder moves down, from
And the displacement of punching press punching is limited, make big punch be only capable of being punched out the upper end of tubing.
In small punch punch process, it will be punched out in the top and bottom of tubing, small punch punching produces useless
Material will drop under the action of small punch below tubing.Big punch only can be to the upper end punching of tubing, big punch and small
The cooperation of punch makes to be rushed out the different hole of size diameter on tubing.After the completion of punching, punch will be in the effect of forcing press
Lower fast upward motion, the waste material that favourable opposition primary drying hole produces will reversely eject under the action of elastic component.
The beneficial effect of this base case is：The present apparatus carries out one-off hole-piercing to tubing, and it is straight can disposably to go out size
The different hole in footpath, its operating process is simple and convenient, effectively saves process and circulating time, improves the work of punching
Make efficiency.When being punched out to tubing, the inside of tubing is supported using plug, and the plug at punching is equipped with through hole, avoids
Plug is acted on when punch is to punching pipes.The present apparatus a part of waste material in punch process is directly gone out outside tubing by small punch
Portion, another part waste material are against on elastic component by big punch；When big punch is withdrawn, the elastic force of elastic component makes waste material effect
Waste material bullet is to the outside of tubing；Therefore after the present apparatus completes one-off hole-piercing process, waste material is also discharged therewith, without other processes pair
Waste material is handled, and the processing efficiency of punching greatly increases.Elastic component can not only rebound out waste material outside tubing, moreover it is possible to big
The stamping press of punch is damaged into row buffering so as to effectively prevent the present apparatus in punching course.With prior art phase
Than the present apparatus can complete the different hole of size diameter to punching press of tubing, the waste material that at the same time can also produce punching
The outside of tubing and plug is discharged, substantially increases the processing efficiency of punching pipes.
Preferred solution one：Based on scheme it is preferred, the elastic component includes spring and bullet block, and the spring one end is consolidated
On plug at the small through hole, the other end and the bullet block of spring are fixed；The internal diameter of spring is more than the outside diameter of small punch, on bullet block
Offer the straight hole connected with the hollow part of spring.The spring structure of bullet block and spring composition is simple, easy to manufacture production
Be arranged in the present apparatus.Straight hole is opened up on bullet block, during using present apparatus punching, small punch will pass through spring at straight hole,
Big punch will contact with bullet block and compress spring by bullet block；Since small punch passes through spring, big punch is subject to by bullet block
Elastic force it is uniform, it is very convenient to be ejected in by waste material at the hole that favourable opposition primary drying goes out.
Preferred solution two：Preferably one it is preferred, the elastic component both sides are equipped with for limiting elastic component position
The strut put.Lower end due to spring in elastic component is fixed, and upper end is vacantly set, and upper end has been also connected with bullet block；So that bullet
Property part upper end be possible to tilt, and when using the present apparatus, small punch is needed through elastic component, and elastic component is tilted and is possible to
The use of the present apparatus is influenced, therefore sets strut to prevent elastic component from tilting.
Preferred solution three：Based on scheme it is preferred, the limited block shares two, and two limited blocks are in same water
Plane, and positioned at the top of plug.Limited block is used for the position for limiting punch holder, so as to limit the punching displacement of punch, uses
Two limited blocks are spacing to punch holder progress at the same time from the both sides of punch holder, and punch can be kept when making limited block spacing to punch holder
The vertical position of seat.If a limited block is used only, when carrying out spacing to punch holder, punch holder is hit to be made in limited block, is had
May be the vertical position offset of limit base, so as to be had an impact to punching.
Preferred solution four：Based on any one of scheme, preferred solution one, preferred solution two, preferred solution three it is preferred,
The guide post is two, and two guide posts are located at the both ends of fixed plate upper surface.The effect of guide post is when preventing that forcing press is pressed downward
Direction deviates, since punching course center platen will can have pressing plate certain resistance along guide post slide downward, guide post；Pressed to reduce
The resistance of plate, using two guide posts, for ease of the arrangement of present apparatus structure, guide post is arranged on the both ends of fixed plate upper surface
Preferably.
Brief description of the drawings
Fig. 1 is the structure diagram for the device embodiment that the present invention is used for punching pipes；
Fig. 2 is the enlarged drawing at A in Fig. 1.
Embodiment
Below by embodiment, the present invention is described in further detail：
Reference numeral in Figure of description includes：Base 10, fixed plate 20, limited block 21, plug 30, hollow cavity 31,
Large through-hole 32, small through hole 33, strut 34, spring 40, bullet block 41, straight hole 42, big punch 50, small punch 51, punch holder 51, pressing plate
60th, die shank 61.
As shown in Figure 1, the device for punching pipes, including base 10, fixed plate 20, plug 30, punch, pressing plate 60,
Fixed plate 20 is vertically welded on base 10, and plug 30 is welded in fixed plate 20, and plug 30 is parallel with the upper surface of base 10
It is and vertical with fixed plate 20；Two limited blocks 21 are bolted in fixed plate 20, two limited blocks 21 are located at core respectively
The upper left side and upper right side of rod 30, two limited blocks 21 are symmetrical arranged by plug 30.The both ends welding of 20 upper surface of fixed plate
There are two guide posts, pressing plate 60 is slidably connected through guide post and with guide post；The upper end of pressing plate 60 is welded with die shank 61, under pressing plate 60
End is fixed with punch holder 51, and the lower of punch holder 51 can install punch by bolt, and punch is located at the top of plug 30.Punch bag
Small punch 51 and big punch 50 are included, the diameter of small punch 51 is less than the diameter of big punch 50, big punch 50 and the one of small punch 51
Formula manufactures, and small punch 51 is located at the lower end of big punch 50.
As shown in Fig. 2, plug 30 is internally provided with hollow cavity 31, position corresponding with punch is provided with through hole, position on plug 30
It is large through-hole 32 in 30 upper end of plug, is small through hole 33 positioned at 30 lower end of plug；The internal diameter of large through-hole 32 is more than big punch
50 outside diameter, the internal diameter of small through hole 33 are more than the outside diameter of small punch 51 and less than the outside diameter of big punch 50.It is located in hollow cavity 31
Through hole is equipped with elastic component, and elastic component includes spring 40 and bullet block 41, and the plug at small through hole 33 is fixed in the lower end of spring 40
On 30, the other end and the bullet block 41 of spring 40 are fixed；The internal diameter of spring 40 is more than the outside diameter of small punch 51, is provided with bullet block 41
The straight hole 42 connected with the hollow part of spring 40, the internal diameter of straight hole 42 are more than the outside diameter of small punch 51 and less than big punch 50
Outside diameter.Elastic component tilts in use in order to prevent, and two struts are fixed with the hollow cavity 31 at left and right sides of elastic component
34。
When it is implemented, being nested with tubing on plug 30, the position alignment punch of punching is needed on tubing, then will pipe
Material is fixed in fixed plate 20.Die shank 61 is inserted in 61 hole of die shank of forcing press, starts forcing press, forcing press applies die shank 61
Add downward pressure；Pressing plate 60 is set to be moved downward along guide post, the punch holder 51 positioned at 60 lower end of pressing plate will move downward, so that
Make the downward punching press of punch.Since the lower part of punch is small punch 51, small punch 51 in advance can be punched out the upper end of tubing, so
Small punch 51 will sequentially pass through the large through-hole 32 on plug 30, the straight hole 42 on bullet block 41, the inside of spring 40, plug 30 afterwards
On small through hole 33, tubing lower end is punched out again；At the same time the big punch 50 of small 51 upper end of punch, it will to tubing
Upper end be punched out again so that the big punching of diameter is gone out in the upper end of tubing, the lower end of tubing goes out that diameter is small to be rushed
Hole.During limit base moves down, the displacement of punch can be set according to the punching position of big punch 50, it is then determined that limited block
21 position；Limited block 21 can limit the position that punch holder 51 moves down, so as to limit the displacement of punching press punching, make big punch
50 are only capable of being punched out the upper end of tubing.
In small 51 punch process of punch, it will gone out in the top and bottom of tubing identical with small 51 outside diameter size of punch
Punching, the waste material that small 51 punching of punch produces will drop under the action of small punch 51 below tubing.In small punch
While 51 pairs of tubing lower ends are punched out, big punch 50 can go out the upper end of tubing identical with small 51 outside diameter size of punch
Punching；The cooperation of big punch 50 and small punch 51 makes to be rushed out the different hole of size diameter on tubing.Big punch 50 is to tubing
The waste material that upper end is punched out will be with big punch 50 and be compressed on bullet block 41, and after the completion for the treatment of punching, punch will be in pressure
Fast upward motion under the action of machine, this waste material will under the action of the elastic force of spring 40 from beat at punching eject.
Above-described is only the embodiment of the present invention, and the general knowledge such as known concrete structure and characteristic is not made herein in scheme
Excessive description., without departing from the structure of the invention, can be with it should be pointed out that for those skilled in the art
Several modifications and improvements are made, these should also be considered as protection scope of the present invention, these are implemented all without the influence present invention
Effect and practical applicability.The scope of protection required by this application should be based on the content of the claims, in specification
The records such as embodiment can be used for the content for explaining claim.
Claims (5)
1. the device for punching pipes, it is characterised in that including base, fixed plate, plug, punch, pressing plate, the fixed plate
Be vertically fixed on base, the plug be fixed on it is in fixed plate and parallel with the upper surface of base, fixed plate be equipped with it is spacing
Block；Fixed plate is equipped with guide post, and pressing plate is slidably connected through guide post and with guide post；The upper end of pressing plate is fixed with die shank, pressing plate
Lower end is equipped with the punch holder for being used for installing punch, and punch is located at the top of plug；Punch includes small punch and big punch, small punch
Diameter be less than the diameter of big punch, small punch is fixed on the lower end of big punch；The plug is internally provided with hollow cavity, on plug
Position corresponding with punch is equipped with through hole, and through hole includes the large through-hole close to punch side and the small through hole away from punch side；
The internal diameter of large through-hole is more than the outside diameter of big punch, and the internal diameter of small through hole is more than the outside diameter of small punch；Positioned at logical in the hollow cavity
Elastic component is equipped with hole, the elastic component is fixed on the plug of small through hole side, and elastic component is equipped with for small punch
The straight hole passed through.
2. it is used for the device of punching pipes as claimed in claim 1, it is characterised in that the elastic component includes spring and bullet
Block, the lower end of the spring are fixed on the plug at small through hole, and the other end and the bullet block of spring are fixed；The internal diameter of spring is more than
The outside diameter of small punch, offers the straight hole connected with the hollow part of spring on bullet block.
3. it is used for the device of punching pipes as claimed in claim 2, it is characterised in that the elastic component both sides, which are equipped with, to be used for
Limit the strut of elastic component position.
4. it is used for the device of punching pipes as claimed in claim 1, it is characterised in that the limited block shares two, two
Limited block is in same level, and positioned at the top of plug.
5. as claim 1-4 any one of them is used for the device of punching pipes, it is characterised in that the guide post is two,
Two guide posts are located at the both ends of fixed plate upper surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611212644.2A CN106734539B (en) | 2016-12-25 | 2016-12-25 | Device for punching pipes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611212644.2A CN106734539B (en) | 2016-12-25 | 2016-12-25 | Device for punching pipes |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106734539A CN106734539A (en) | 2017-05-31 |
| CN106734539B true CN106734539B (en) | 2018-04-20 |
Family
ID=58919659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611212644.2A Active CN106734539B (en) | 2016-12-25 | 2016-12-25 | Device for punching pipes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106734539B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107398498A (en) * | 2017-08-29 | 2017-11-28 | 潍坊玉美人家居用品有限责任公司 | Bend pipe punching tool is used in the production of household frame |
| CN107900200B (en) * | 2017-12-18 | 2019-01-29 | 重庆黎帆装饰工程有限公司 | Guardrail punch device |
| CN109226555B (en) * | 2018-10-31 | 2020-07-28 | 青岛泽昊汽车配件有限公司 | Pipe fitting indent device |
| CN111570609B (en) * | 2020-05-22 | 2022-02-11 | 山东理工职业学院 | Auxiliary device for manufacturing and processing computer cabinet |
| CN115283537A (en) * | 2022-09-29 | 2022-11-04 | 海安国洋机械科技有限公司 | Metal spare and accessory part punching equipment |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3720239B2 (en) * | 2000-04-28 | 2005-11-24 | 旭精機工業株式会社 | Cylindrical workpiece hole drilling equipment |
| US7562609B2 (en) * | 2004-12-27 | 2009-07-21 | Eizou Ueno | Method of forming through-hole and through-hole forming machine |
| CN201552239U (en) * | 2009-11-27 | 2010-08-18 | 河南科隆集团有限公司 | Tubing punching die |
| CN202921750U (en) * | 2012-09-29 | 2013-05-08 | 厦门万洲金属有限公司 | Die used for pipe fitting punching |
| CN203380254U (en) * | 2013-07-29 | 2014-01-08 | 五莲县恒瑞车辆附件有限公司 | Punching device |
| CN203459502U (en) * | 2013-08-13 | 2014-03-05 | 青岛天赢工业有限公司 | Precision punching fixture for automobile hydraulic cylinder connector |
| CN203400973U (en) * | 2013-08-28 | 2014-01-22 | 瑞安市凯优汽车配件有限公司 | Pipe body punching device |
| CN105522095B (en) * | 2016-01-14 | 2017-05-03 | 浙江机电职业技术学院 | Stamping die for backward extrusion hole drawing of parts |
-
2016
- 2016-12-25 CN CN201611212644.2A patent/CN106734539B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN106734539A (en) | 2017-05-31 |
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Effective date of registration: 20200814 Address after: No. 2555, Fenghuang Industrial Park, Yongchuan District, Chongqing Patentee after: Chongqing Dinghan Dinghong Auto Parts Co., Ltd Address before: 402160 Phoenix Lake Industrial Park, Yongchuan Industrial Park, Chongqing Patentee before: CHONGQING DINGHAN MACHINERY Co.,Ltd. |