CN209647362U - A kind of thimble structure of stamping die - Google Patents
A kind of thimble structure of stamping die Download PDFInfo
- Publication number
- CN209647362U CN209647362U CN201920376395.3U CN201920376395U CN209647362U CN 209647362 U CN209647362 U CN 209647362U CN 201920376395 U CN201920376395 U CN 201920376395U CN 209647362 U CN209647362 U CN 209647362U
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- China
- Prior art keywords
- die holder
- motion bar
- punching
- thimble
- lower die
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Abstract
The utility model discloses a kind of thimble structure of stamping die, including formed punch, fixed frame, upper die holder, pedestal and lower die holder, the middle position of the base top is equipped with lower die holder, and the middle position of the lower die holder is equipped with punching.The utility model passes through the contact jaw in the bottom of thimble using the first motion bar and the hinged diamondwise of the second motion bar, and reset spring is equipped between the first motion bar of two sides, during use, discarded sheet metal is ejected when thimble extends to inside punching as formed punch drops to protrusion loose slot after minimum point completes the punching press to workpiece, since the first motion bar and the second motion bar can be shunk during contacting sheet metal, to increase the spacing at the first motion bar and the hinged shaft position of the second motion bar, increase the contact area ejected to sheet metal, sheet metal is avoided to result in blockage inside punching, and it is back and forth used in rising reseting procedure since the effect of reset spring keeps original state to be contracted to inside loose slot.
Description
Technical field
The utility model relates to stamping die technology, specially a kind of thimble structure of stamping die.
Background technique
Stamping die is equipped a kind of special process that material is processed into part, referred to as cold punching in Cold Press Working
Compression mould, punching press, be at room temperature, using the mold being mounted on press machine to material apply pressure, make its generate separation or
Plastic deformation, thus a kind of pressure processing method of part needed for obtaining.
During being punched out using stamping die, mold is made to drive upper die holder under under the action of punching press power
The folding of die holder is punched out processing to material, formed punch generally is arranged in upper mold, lower die is arranged corresponding punching, leaves after punching press
Sheet metal fall into punching, current existing stamping die thimble is comparatively fine, the contact area of thimble and sheet metal by
To the influence of thimble thickness, it is not easy to increase thimble in the case where not influencing thimble thickness during slug and discarded metal is thin
Contact area between piece, is stuck in sheet metal easily in punching, influences the normal use of press machine, it is therefore desirable to clear in time
Sheet metal is managed, but cleaning can waste the plenty of time, reduces production efficiency, while also more troublesome.
Utility model content
The purpose of this utility model is to provide a kind of thimble structures of stamping die, to solve to mention in above-mentioned background technique
Existing stamping die thimble out is comparatively fine, and the contact area of thimble and sheet metal is influenced by thimble thickness, inconvenient
Increase the contact area between thimble and discarded metal thin slice in the case where not influencing thimble thickness during slug, makes gold
Belong to thin slice to be easily stuck in punching, influence the normal use of press machine, it is therefore desirable to clear up sheet metal in time, but clearing up can wave
Take the plenty of time, reduces production efficiency, while also more troublesome problem.
To achieve the above object, the utility model provides the following technical solutions: a kind of thimble structure of stamping die, including
The middle position of formed punch, fixed frame, upper die holder, pedestal and lower die holder, the base top is equipped with lower die holder, the lower die holder
Middle position be equipped with punching, the punching runs through lower die holder, and the pedestal immediately below the punching is equipped with blanking port, and falls
Material mouth is connected with punching, and the base top on the outside of the lower die holder is welded with fixed frame, and the two sides at the top of the fixed frame are all
Equipped with cylinder, the output end of the cylinder is arranged straight down, and is equipped between the output end of two sides cylinder and is matched with lower die holder
The upper die holder of conjunction, four angular positions at the top of the lower die holder are all welded with guide post, and the inside of the guide post is all equipped with
Guide groove, the angular position of upper die holder bottom four right above the guide post are all welded with slide bar, and the bottom end of the slide bar is all
The limited block matched with guide groove is extended to inside guide groove and is equipped with, at the top of the lower die holder inside one of guide post
The inner bottom of guide groove is equipped with first piston seat, and is equipped between the bottom and guide groove of first piston seat and squeezes spring, institute
It states the upper die holder bottom right above punching and is equipped with formed punch, the inside of the formed punch is equipped with loose slot, and the inside of the upper die holder is set
There is intake chute, one end of the intake chute is connected with loose slot, and the other end of the intake chute extends to upper die holder lateral wall
At position and it is connected with catheter, the guide post at the one end of the catheter far from intake chute and guide groove inner bottom position
Lateral wall is connected, and is connected inside catheter and the guide groove below first piston seat, and the inside of the loose slot is equipped with
Second piston seat, the loose slot inside of second piston seat bottom are equipped with thimble, and the middle position of the thimble bottom end is cut with scissors
Two first motion bars are connected to, reset spring, first activity are equipped between two first motion bars side close to each other
The one end of bar far from thimble is all hinged with the second motion bar, and two one end of second motion bar far from the first motion bar are mutually cut with scissors
It connects.
Preferably, the first hinged motion bar of the thimble bottom and the second motion bar form diamond shape, and under reset state
Spacing between first motion bar and the second motion bar is less than the bore of loose slot.
Preferably, the fixed outer frame side wall is connected with extension spring close to the side of catheter, and extension spring is separate
One end of fixed frame is equipped with sliding sleeve, and sliding sleeve is set on the outside of catheter.
Preferably, between the spacing between the limited block and first piston seat and reset state low punch bottom end and punching
Spacing it is consistent.
Preferably, the bore of the blanking port is greater than the bore of punching.
Preferably, the activity above the guide groove below the first piston seat, catheter, intake chute and second piston seat
Hydraulic oil is all equipped with inside slot.
Compared with prior art, the utility model has the beneficial effects that the thimble structure of the stamping die, by lower die
Four angular positions at seat top are all equipped with guide post, and the slide bar matched with guide post, In are equipped in the bottom of upper die holder
During use, using stability of the cooperation increase upper die holder between slide bar and guide post during up and down, promoted
The quality of production is equipped with first piston seat by the inner bottom in a wherein guide groove, and will be under first piston seat
The guide groove of side is attached with loose slot inner utilization catheter, and will be between reset state lower position block and first piston seat
Spacing it is consistent with the spacing between formed punch bottom end and punching, then during formed punch is contacted with punching during punching press not
Extruding can be generated to first piston seat, then second piston seat will not be made to generate displacement, thimble will not be made not rush to workpiece
Extend during pressure and discarded workpiece is impacted on the outside of formed punch, matches with guide post, be oriented to upper die holder
During also can control thimble contraction, save the cost, and response speed is high, increases working efficiency, by being equipped with extension spring
With sliding sleeve, catheter position is limited using extension spring, is kept away in the process not influencing catheter with upper die holder is movable
Exempting from catheter influences the molding and die sinking of die holder up and down, and the utility model is by utilizing the first motion bar and the in the bottom of thimble
The contact jaw of the hinged diamondwise of two motion bars, and reset spring is equipped between the first motion bar of two sides, during use,
When thimble with formed punch drops to that protrusion loose slot after minimum point is completed to the punching press of workpiece extends to inside punching will be discarded
Sheet metal ejection, since the first motion bar and the second motion bar can be shunk during contacting sheet metal, to increase
Add the spacing at the first motion bar and the hinged shaft position of the second motion bar, increases the contact area ejected to sheet metal, avoid gold
Belong to piece to result in blockage inside punching, and since the effect of reset spring keeps original state to be contracted to activity in rising reseting procedure
It is reciprocal inside slot to use.
Detailed description of the invention
Fig. 1 faces schematic diagram of internal structure for the utility model；
Fig. 2 is the positive structure diagram of the utility model；
Fig. 3 is the formed punch schematic diagram of internal structure of the utility model；
Fig. 4 is the thimble partial enlargement structural representation of the utility model.
In figure: 1, intake chute；2, cylinder；3, loose slot；4, formed punch；5, fixed frame；6, upper die holder；7, slide bar；8, it limits
Block；9, guide post；10, punching；11, blanking port；12, pedestal；13, lower die holder；14, spring is squeezed；15, first piston seat；16,
Guide groove；17, catheter；18, sliding sleeve；19, extension spring；20, thimble；21, the first motion bar；22, the second motion bar；23,
Reset spring；24, second piston seat.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-4 is please referred to, a kind of embodiment provided by the utility model: a kind of thimble structure of stamping die, including punching
First 4, the middle position of fixed frame 5, upper die holder 6, pedestal 12 and lower die holder 13,12 top of pedestal is equipped with lower die holder 13, lower die
The middle position of seat 13 is equipped with punching 10, and punching 10 runs through lower die holder 13, and the pedestal 12 immediately below punching 10 is equipped with blanking
Mouth 11, the bore of blanking port 11 is greater than the bore of punching 10, and blanking port 11 is connected with punching 10, the bottom in 13 outside of lower die holder
12 top of seat is welded with fixed frame 5, and the two sides at 5 top of fixed frame are all equipped with cylinder 2, and the output end of cylinder 2 is arranged straight down,
And the upper die holder 6 matched with lower die holder 13 is equipped between the output end of two sides cylinder 2, four Angle Positions at 13 top of lower die holder
Place is all welded with guide post 9, and the inside of guide post 9 is all equipped with guide groove 16,6 bottom of upper die holder four right above guide post 9
Angular position is all welded with slide bar 7, and the bottom end of slide bar 7 all extends to what 16 inside of guide groove and being equipped with was matched with guide groove 16
The inner bottom of limited block 8, the 13 one of 9 inside guide groove 16 of guide post in top of lower die holder is equipped with first piston seat 15, and
Between the bottom and guide groove 16 of first piston seat 15 be equipped with squeeze spring 14, between limited block 8 and first piston seat 15 between
Consistent away from the spacing between 4 bottom end of reset state low punch and punching 10,6 bottom of upper die holder right above punching 10 is equipped with punching
First 4, the inside of formed punch 4 is equipped with loose slot 3, and the inside of upper die holder 6 is equipped with intake chute 1, one end and 3 phase of loose slot of intake chute 1
Connection, the other end of intake chute 1 extend at 6 lateral wall position of upper die holder and are connected with catheter 17, and catheter 17 is separate to lead
One end of liquid bath 1 is connected with 9 lateral wall of guide post at 16 inner bottom position of guide groove, and catheter 17 and first piston
It is connected inside the guide groove 16 of 15 lower section of seat, 5 lateral wall of fixed frame is connected with extension spring 19 close to the side of catheter 17,
One end of the separate fixed frame 5 of extension spring 19 is equipped with sliding sleeve 18, and sliding sleeve 18 is set in 17 outside of catheter, loose slot 3
Inside is equipped with second piston seat 24, guide groove 16, catheter 17, intake chute 1 and the second piston seat of 15 lower section of first piston seat
It is all equipped with hydraulic oil inside the loose slot 3 of 24 tops, is equipped with thimble 20, thimble inside the loose slot 3 of 24 bottom of second piston seat
The middle position of 20 bottom ends is hinged with two first motion bars 21, and two first motion bars 21 are set between side close to each other
There is reset spring 23, first one end of motion bar 21 far from thimble 20 is all hinged with the second motion bar 22, two second motion bars
22 one end far from the first motion bar 21 are hinged, hinged 22 shape of the first motion bar 21 and the second motion bar in 20 bottom of thimble
Diamondwise, and the spacing under reset state between the first motion bar 21 and the second motion bar 22 is less than the bore of loose slot 3.
Working principle: during being punched out to workpiece, being arranged in 13 upper surface of lower die holder for the workpiece to punching,
External air pump, the ventilation work of cylinder 2 decline upper die holder 6, drive formed punch 4 to decline and simultaneously match completion with punching 10 to workpiece
Punching makes the bottom end of limited block 8 to first piston seat 15 during the completion punching of formed punch 4 continues to decline a small distance
It causes to squeeze, the hydraulic oil inside 15 lower section guide groove 16 of first piston seat be squeezed to catheter 17, to make drain
Slot 1 and 3 internal hydraulic pressure of loose slot increase, and force second piston seat 24 that thimble 20 is driven to decline and protrude formed punch 4 to discarded gold
Belong to piece ejection, during ejecting discarded metal piece using thimble 20, when the bottom end of the second motion bar 22 touches sheet metal,
Since the frictional force between sheet metal and punching 10 forces the expansion of the second motion bar 22 to be shunk, the expansion of the first motion bar 21 is driven to receive
Contracting then increases the spacing between 22 articulated shaft of the first motion bar 21 and the second motion bar, increases the second motion bar 22 and metal
Contact area between piece is then not easy that sheet metal is made to result in blockage in the inside of punching 10, and when completing the ejection of sheet metal,
Due to the upper lift of upper die holder 6, no longer first piston seat 15 is caused to squeeze, makes first piston seat under the action of squeezing spring 14
It lifts and resets on 15, restore 16 internal oil pressure of guide groove, thimble 20 is driven to be contracted to inside loose slot 3.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
Claims (6)
1. a kind of thimble structure of stamping die, including formed punch (4), fixed frame (5), upper die holder (6), pedestal (12) and lower die holder
(13), it is characterised in that: the middle position at the top of the pedestal (12) is equipped with lower die holder (13), in the lower die holder (13)
Between be equipped with punching (10) at position, the punching (10) runs through lower die holder (13), the pedestal (12) immediately below the punching (10)
It is equipped with blanking port (11), and blanking port (11) is connected with punching (10), pedestal (12) top on the outside of the lower die holder (13)
Portion is welded with fixed frame (5), and the two sides at the top of the fixed frame (5) are all equipped with cylinder (2), and the output end of the cylinder (2) is perpendicular
Straight arrangement downwards, and the upper die holder (6) matched with lower die holder (13) is equipped between the output end of two sides cylinder (2), under described
Four angular positions at the top of die holder (13) are all welded with guide post (9), and the inside of the guide post (9) is all equipped with guide groove
(16), upper die holder (6) bottom four angular position right above the guide post (9) is all welded with slide bar (7), the slide bar
(7) bottom end all extends to guide groove (16) inside and is equipped with the limited block (8) matched with guide groove (16), the lower die holder
(13) inner bottom of the internal guide groove (16) of the one of guide post (9) in top is equipped with first piston seat (15), and first is living
It is equipped between the bottom and guide groove (16) of obturating plug (15) and squeezes spring (14), the upper die holder (6) right above the punching (10)
Bottom is equipped with formed punch (4), and the inside of the formed punch (4) is equipped with loose slot (3), and the inside of the upper die holder (6) is equipped with intake chute
(1), one end of the intake chute (1) is connected with loose slot (3), and the other end of the intake chute (1) extends to upper die holder (6)
It at lateral wall position and is connected with catheter (17), the catheter (17) one end and guide groove (16) far from intake chute (1)
Guide post (9) lateral wall at inner bottom position is connected, and the guiding below catheter (17) and first piston seat (15)
It is connected inside slot (16), the inside of the loose slot (3) is equipped with second piston seat (24), second piston seat (24) bottom
Loose slot (3) inside be equipped with thimble (20), the middle position of thimble (20) bottom end is hinged with two first motion bars
(21), reset spring (23) are equipped between two first motion bars (21) side close to each other, first motion bar (21)
One end far from thimble (20) is all hinged with the second motion bar (22), and two second motion bars (22) are far from the first motion bar
(21) one end is hinged.
2. a kind of thimble structure of stamping die according to claim 1, it is characterised in that: thimble (20) the bottom hinge
The first motion bar (21) connect and the second motion bar (22) form diamond shape, and the first motion bar (21) is lived with second under reset state
Spacing between lever (22) is less than the bore of loose slot (3).
3. a kind of thimble structure of stamping die according to claim 1, it is characterised in that: on the outside of the fixed frame (5)
Wall is connected with extension spring (19) close to the side of catheter (17), and one end of the separate fixed frame (5) of extension spring (19) is set
Have sliding sleeve (18), and sliding sleeve (18) is set on the outside of catheter (17).
4. a kind of thimble structure of stamping die according to claim 1, it is characterised in that: the limited block (8) and
Spacing between one piston seat (15) is consistent with the spacing between reset state low punch (4) bottom end and punching (10).
5. a kind of thimble structure of stamping die according to claim 1, it is characterised in that: the mouth of the blanking port (11)
Diameter is greater than the bore of punching (10).
6. a kind of thimble structure of stamping die according to claim 1, it is characterised in that: the first piston seat (15)
Guide groove (16), catheter (17), intake chute (1) and loose slot (3) inside above second piston seat (24) of lower section are all set
There is hydraulic oil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920376395.3U CN209647362U (en) | 2019-03-25 | 2019-03-25 | A kind of thimble structure of stamping die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920376395.3U CN209647362U (en) | 2019-03-25 | 2019-03-25 | A kind of thimble structure of stamping die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209647362U true CN209647362U (en) | 2019-11-19 |
Family
ID=68527972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920376395.3U Expired - Fee Related CN209647362U (en) | 2019-03-25 | 2019-03-25 | A kind of thimble structure of stamping die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209647362U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111558658A (en) * | 2020-05-19 | 2020-08-21 | 蒋洪平 | Automobile metal plate stamping die |
| CN112077170A (en) * | 2020-08-05 | 2020-12-15 | 江苏盛日机械设备制造有限公司 | Blanking and stamping integrated device for handle ring steel plate on pressure container tank |
| CN113351739A (en) * | 2021-06-04 | 2021-09-07 | 戴世明 | Stamping type manufacturing metal die |
| CN117324458A (en) * | 2023-10-13 | 2024-01-02 | 浙江江南景洁铝业有限公司 | Stamping forming equipment for aluminum materials |
-
2019
- 2019-03-25 CN CN201920376395.3U patent/CN209647362U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111558658A (en) * | 2020-05-19 | 2020-08-21 | 蒋洪平 | Automobile metal plate stamping die |
| CN111558658B (en) * | 2020-05-19 | 2021-11-23 | 浙江金奥汽车装备有限公司 | Automobile metal plate stamping die |
| CN112077170A (en) * | 2020-08-05 | 2020-12-15 | 江苏盛日机械设备制造有限公司 | Blanking and stamping integrated device for handle ring steel plate on pressure container tank |
| CN113351739A (en) * | 2021-06-04 | 2021-09-07 | 戴世明 | Stamping type manufacturing metal die |
| CN113351739B (en) * | 2021-06-04 | 2022-07-12 | 重庆首键药用包装材料有限公司 | Stamping type manufacturing metal die |
| CN117324458A (en) * | 2023-10-13 | 2024-01-02 | 浙江江南景洁铝业有限公司 | Stamping forming equipment for aluminum materials |
| CN117324458B (en) * | 2023-10-13 | 2024-04-05 | 浙江江南景洁铝业有限公司 | Stamping forming equipment for aluminum materials |
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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: 20191119 |