CN206677006U - Punching die - Google Patents
Punching die Download PDFInfo
- Publication number
- CN206677006U CN206677006U CN201720275357.XU CN201720275357U CN206677006U CN 206677006 U CN206677006 U CN 206677006U CN 201720275357 U CN201720275357 U CN 201720275357U CN 206677006 U CN206677006 U CN 206677006U
- Authority
- CN
- China
- Prior art keywords
- fixed plate
- section
- punch
- upper bolster
- pin
- 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.)
- Expired - Fee Related
Links
- 238000004080 punching Methods 0.000 title claims abstract description 34
- 238000005520 cutting process Methods 0.000 claims abstract description 21
- 239000000463 material Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 10
- 210000000078 claw Anatomy 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Punching Or Piercing (AREA)
Abstract
The utility model discloses a kind of punching die, including upper bolster, fixed plate, knockout rod, holding pad, punch-pin and die shoe, wherein, fixed plate is fixedly connected with upper bolster, stepped hole is offered in fixed plate, stepped hole includes large diameter hole and diameter holes, internal thread is provided with diameter holes；Holding pad is fixedly connected with knockout rod；Punch-pin includes linkage section, positioning section, neck section and the cutting edge section being fixedly connected sequentially, external screw thread is provided with linkage section, linkage section is inserted in diameter holes, and positioning section is inserted into large diameter hole, for cutting edge section through the through hole on holding pad, the internal diameter of through hole is more than the external diameter of cutting edge section.If the cutting edge section of punch-pin fractures, the socket wrench specially adapted for it with claw can be used to block the neck section of punch-pin, the thread segment of punch-pin be screwed from fixed plate, the punch-pin then more renewed.Compared with prior art, the speed for changing punch-pin is improved, production efficiency is improved, reduces production cost.
Description
Technical field
It the utility model is related to the technical field of mould, more particularly to a kind of punching die.
Background technology
In stamping parts of automobile, the medium-sized and large-scale workpiece of multi-hole position uses medium plate to be processed for raw material more, processing
Instrument is generally punching die, and the punch-pin that the punching die uses is mostly forced punch-pin with the level, due to needing what is processed
Workpiece size is huge, and hole position is more, therefore the size of the mould used also can be huger, and structure is extremely complex, is rushing
During hole, situation about fractureing often occurs in punch-pin, or ought need to process varying number, the hole position of different-diameter
When, it is required to change punch-pin, it is very troublesome, the part of correlation is removed, whole Renewal process time length, both influences production efficiency
Production cost is increased again.
Utility model content
The purpose of this utility model is to provide a kind of punching die, to solve the above problems, improves the speed for changing punch-pin
Degree, production efficiency is improved, reduce production cost.
Punching die provided by the utility model, including：
Upper bolster, the upper bolster are fixedly connected by mould bases with lathe upper table surface；
Fixed plate, the fixed plate are fixedly connected with the upper bolster, offer stepped hole in the fixed plate, described
Rank hole includes large diameter hole and diameter holes, and internal thread is provided with the diameter holes；
Knockout rod, the first end of the knockout rod are connected through the fixed plate and the upper bolster with the mould bases, institute
Stating knockout rod can move up and down along the longitudinal axis of the upper bolster；
Holding pad, the holding pad are fixedly connected with the second end of the knockout rod；
Punch-pin, the punch-pin include linkage section, positioning section, neck section and the cutting edge for punching being fixedly connected sequentially
Section, external screw thread is provided with the linkage section, the linkage section is inserted in the diameter holes, and the positioning section is inserted into described big
In the hole of footpath, the external screw thread can be engaged with the internal thread, and the cutting edge section is described logical through the through hole on the holding pad
The internal diameter in hole is more than the external diameter of the cutting edge section；
Die shoe, the die shoe are fixed on lathe following table, can be with the upper bolster matched moulds.
Punching die as described above, these, it is preferred to, in addition to lead, one end of the lead with it is described
Fixed plate is fixedly connected, and the other end is engaged through the holding pad with the pilot hole on the die shoe.
Punching die as described above, these, it is preferred to, in addition to the first elastic component, first elastic component be arranged
In on the lead, and first elastic component is between the fixed plate and the holding pad.
Punching die as described above, these, it is preferred to, first elastic component is rubber ring.
Punching die as described above, these, it is preferred to, in addition to the second elastic component, second elastic component be arranged
In on the knockout rod, and second elastic component is between the fixed plate and the holding pad.
Punching die as described above, these, it is preferred to, second elastic component is rubber ring.
Punching die as described above, these, it is preferred to, the upper bolster is fixed on the mould by screw and bolt
On frame.
Punching die as described above, these, it is preferred to, the fixed plate is fixed on described by screw and bolt
On die holder.
Punching die provided by the utility model, including upper bolster, fixed plate, knockout rod, holding pad, punch-pin and lower mould
Seat, wherein, upper bolster is fixedly connected by mould bases with lathe upper table surface；Fixed plate is fixedly connected with upper bolster, is opened in fixed plate
Provided with stepped hole, stepped hole includes large diameter hole and diameter holes, and internal thread is provided with diameter holes；The first end of knockout rod is through admittedly
Fixed board and upper bolster are connected with mould bases, and knockout rod can move up and down along the longitudinal axis of upper bolster；Second end of holding pad and knockout rod
It is fixedly connected；Punch-pin includes linkage section, positioning section, neck section and the cutting edge section being fixedly connected sequentially, and is provided with linkage section outer
Screw thread, linkage section are inserted in diameter holes, and positioning section is inserted into large diameter hole, and external screw thread can be engaged with internal thread, and cutting edge section is worn
The through hole crossed on holding pad, the internal diameter of through hole are more than the external diameter of cutting edge section；Die shoe is fixed on lathe following table, can be with upper mould
Seat matched moulds.
In process, if the cutting edge section of punch-pin fractures, after upper bolster is up, it can use and carry claw
Socket wrench specially adapted for it block the neck section of punch-pin, the thread segment of punch-pin is screwed from fixed plate, the punch-pin then more renewed
.Compared with prior art, it is not necessary to whole holding pad is removed, re-replaces punch-pin, improves the speed for changing punch-pin,
Production efficiency is improved, reduces production cost.
Brief description of the drawings
Fig. 1 is the sectional view for the punching die that the utility model embodiment provides；
Fig. 2 is the structural representation of the punch-pin for the punching die that the utility model embodiment provides.
Description of reference numerals：
10- upper bolster 11- mould bases 20- fixed plate 30- knockout rods
40- holding pad 50- punch-pin 51- linkage section 52- positioning sections
53- neck section 54- cutting edge section 60- leads the first elastic components of 70-
The elastic components of 80- second
Embodiment
Embodiment of the present utility model is described below in detail, the example of embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, is only used for explaining the utility model, and can not be construed to limitation of the present utility model.
As depicted in figs. 1 and 2, the utility model embodiment provide punching die, including upper bolster 10, fixed plate 20,
Knockout rod 30, holding pad 40, punch-pin 50 and die shoe.
Wherein, upper bolster 10 is fixedly connected by mould bases 11 with lathe upper table surface；Fixed plate 20 is fixed with upper bolster 10 to be connected
Connect, stepped hole is offered in fixed plate 20, stepped hole includes large diameter hole and diameter holes, internal thread is provided with diameter holes；Dnockout
The first end of bar 30 is connected through fixed plate 20 and upper bolster 10 with mould bases 11, and knockout rod 30 can be along above and below the longitudinal axis of upper bolster 10
It is mobile；Holding pad 40 is fixedly connected with the second end of knockout rod 30；Punch-pin 50 includes linkage section 51, the positioning being fixedly connected sequentially
Section 52, neck section 53 and the cutting edge section 54 for punching, external screw thread are provided with linkage section 51, linkage section 51 inserts diameter holes
In, positioning section 52 is inserted into large diameter hole, and external screw thread can be engaged with internal thread, and cutting edge section 54 passes through logical on holding pad 40
Hole, the internal diameter of through hole are more than the external diameter of cutting edge section 54；Die shoe is fixed on lathe following table, can be with the matched moulds of upper bolster 10.
In use, starting, lathe drive upper bolster 10 is descending, and holding pad 40 is in contact with plate first, carries out binder work
Make, then upper bolster 10 continues traveling downwardly, and the cutting edge section 54 of punch-pin 50 contacts with plate, and upper bolster 10 continues traveling downwardly, holding pad 40
By the upward top power of plate, moved upwardly together with knockout rod 30, cutting edge section 54 completes punching work, then causes upper bolster 10
It is up, complete processing.In process, if the cutting edge section 54 of punch-pin 50 fractures, after upper bolster 10 is up, use
Socket wrench specially adapted for it with claw blocks the neck section 53 of punch-pin 50, and the linkage section 51 of punch-pin 50 is screwed down from fixed plate 20
Come, the punch-pin 50 then more renewed.Compared with prior art, it is not necessary to pull down whole holding pad 40 and remaining parts
Come, re-replace punch-pin 50, improve the speed for changing punch-pin 50, improve production efficiency, reduce production cost.
Further, the punching die that the utility model embodiment provides also includes lead 60, one end of lead 60
It is fixedly connected with fixed plate 20, the other end is engaged through holding pad 40 with the pilot hole on die shoe.It is descending in upper bolster 10
When, lead 60 is firstly inserted into pilot hole, plays guide effect.
Further, the punching die that the utility model embodiment provides also includes the first elastic component 70, the first elastic component
70 are sheathed on lead 60, and the first elastic component 70 is between fixed plate 20 and holding pad 40.
Further, the punching die that the utility model embodiment provides also includes the second elastic component 80, the second elastic component
80 are sheathed on knockout rod 30, and the second elastic component 80 is between fixed plate 20 and holding pad 40.Preferably, the first elastic component
70 and 80 equal rubber ring of the second elastic component, certainly, it will be appreciated by persons skilled in the art that the first elastic component 70 and the second bullet
Property part 80 can also be the elastic component such as spring.First elastic component 70 and the second elastic component 80 are in holding pad 40 upward by plate
Compressed when pushing up power, when upper bolster 10 is up, elastic component resilience ejects plate, plays a part of aiding in discharging.
Preferably, upper bolster 10 is fixed on mould bases 11 by screw and bolt, and fixed plate 20 is consolidated by screw and bolt
Due on upper bolster 10.Certainly, upper bolster 10 and fixed plate 20 can also be individually fixed in by the mode such as welding or riveting
On mould bases 11 and upper bolster 10.But by the way of screw and bolt, easy to disassemble, it is convenient to change.
Construction, feature and action effect of the present utility model is described in detail according to the embodiment shown in schema above, with
Upper is only preferred embodiment of the present utility model, but the utility model is not to limit practical range shown in drawing, every according to this
The change that the conception of utility model is made, or the equivalent embodiment of equivalent variations is revised as, still without departing from specification and diagram institute
, all should be in the scope of protection of the utility model during the spirit covered.
Claims (8)
- A kind of 1. punching die, it is characterised in that including：Upper bolster, the upper bolster are fixedly connected by mould bases with lathe upper table surface；Fixed plate, the fixed plate are fixedly connected with the upper bolster, and stepped hole, the stepped hole are offered in the fixed plate Including large diameter hole and diameter holes, internal thread is provided with the diameter holes；Knockout rod, the first end of the knockout rod is connected through the fixed plate and the upper bolster with the mould bases, described to beat Material bar can move up and down along the longitudinal axis of the upper bolster；Holding pad, the holding pad are fixedly connected with the second end of the knockout rod；Punch-pin, the punch-pin include linkage section, positioning section, neck section and the cutting edge section for punching being fixedly connected sequentially, institute State and external screw thread is provided with linkage section, the linkage section is inserted in the diameter holes, and the positioning section is inserted into the large diameter hole In, the external screw thread can be engaged with the internal thread, and the cutting edge section passes through the through hole on the holding pad, the through hole Internal diameter is more than the external diameter of the cutting edge section；Die shoe, the die shoe are fixed on lathe following table, can be with the upper bolster matched moulds.
- 2. punching die according to claim 1, it is characterised in that also including lead, one end of the lead with The fixed plate is fixedly connected, and the other end is engaged through the holding pad with the pilot hole on the die shoe.
- 3. punching die according to claim 2, it is characterised in that also including the first elastic component, first elastic component It is sheathed on the lead, and first elastic component is between the fixed plate and the holding pad.
- 4. punching die according to claim 3, it is characterised in that first elastic component is rubber ring.
- 5. punching die according to claim 1, it is characterised in that also including the second elastic component, second elastic component It is sheathed on the knockout rod, and second elastic component is between the fixed plate and the holding pad.
- 6. punching die according to claim 5, it is characterised in that second elastic component is rubber ring.
- 7. according to the punching die any one of claim 1-6, it is characterised in that the upper bolster passes through screw and spiral shell Bolt is fixed on the mould bases.
- 8. according to the punching die any one of claim 1-6, it is characterised in that the fixed plate passes through screw and spiral shell Bolt is fixed on the upper bolster.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720275357.XU CN206677006U (en) | 2017-03-21 | 2017-03-21 | Punching die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720275357.XU CN206677006U (en) | 2017-03-21 | 2017-03-21 | Punching die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206677006U true CN206677006U (en) | 2017-11-28 |
Family
ID=60390233
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720275357.XU Expired - Fee Related CN206677006U (en) | 2017-03-21 | 2017-03-21 | Punching die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206677006U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114918314A (en) * | 2022-04-19 | 2022-08-19 | 漳州舒展家具有限公司 | One-step punching forming die for steel-wood furniture and production process thereof |
-
2017
- 2017-03-21 CN CN201720275357.XU patent/CN206677006U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114918314A (en) * | 2022-04-19 | 2022-08-19 | 漳州舒展家具有限公司 | One-step punching forming die for steel-wood furniture and production process thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171128 Termination date: 20200321 |