CN207431051U - A kind of drawing die - Google Patents
A kind of drawing die Download PDFInfo
- Publication number
- CN207431051U CN207431051U CN201721260284.3U CN201721260284U CN207431051U CN 207431051 U CN207431051 U CN 207431051U CN 201721260284 U CN201721260284 U CN 201721260284U CN 207431051 U CN207431051 U CN 207431051U
- Authority
- CN
- China
- Prior art keywords
- pressing plate
- workpiece
- drawing die
- iron core
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of drawing die, including：Die holder, blank holder and magnet unit, the upper surface of die holder are equipped with mounting groove；Blank holder includes：Pressing plate and limit assembly, limit assembly are fixed on pressing plate, and pressing plate is fixed on the upper surface of die holder；Magnet unit is located in mounting groove；Magnet unit includes：Iron core, fixing bolt and electromagnetic coil, electromagnetic coil are coated on iron core, and electromagnetic coil is connected with power supply；Iron core is fixed on the bottom surface of pressing plate by fixing bolt.The drawing die, on the one hand can ensure the normal production of mold no longer needs to must be equipped with mandril in machine tool, improve the universality of production, on the other hand magnet unit can be set in place, from the constraint of lathe mandril position, make pressure-plate-force reasonable distribution, it is ensured that product quality, in addition the weight of mold is also reduced, reduces processing and manufacturing cost.
Description
Technical field
The utility model is related to plate shaping equipment technical field more particularly to a kind of drawing dies.
Background technology
In most Sheet Metal Forming, drawing is all essential step process, and plate material passes through drawing
Die forming is the workpiece of various different shape sizes, and drawing die is generally all by this three parts of punch-pin, cavity plate and blank holder
Composition, the course of work of drawing die：After upper and lower mould is opened, lathe provides upward active force by mandril and jacks up blank holder
To suitable height, steady to place plate blank, cavity plate moves downward contacts blank holder first, and material is pushed down under the effect of mandril power
The fringe region of piece, then cavity plate, blank holder and blank move downwardly to punch-pin contact blank shaping together and start, until final
Shaping terminates, and mandril power is cancelled, and workpiece is taken to prepare next subjob.For drawing die of the prior art, can only be pushed up in band
It is used on the lathe of bar, causes its versatility poor；Further, since the position of lathe mandril is fixed, there are pressure-plate-force arrangement by
Limit problem, it is difficult to ensure that pressure-plate-force is distributed on the suitable position of workpiece.
Utility model content
The purpose of this utility model is to provide a kind of drawing dies, solve drawing die production in the prior art by lathe
Limit and be difficult to ensure that the problem of pressure-plate-force is distributed on the suitable position of workpiece.
In order to achieve the above object, the utility model provides a kind of drawing die, wherein, including：Die holder, blank holder
With multiple magnet units, the upper surface of the die holder is equipped with multiple mounting grooves；The blank holder includes：Pressing plate and /V group
Part, the limit assembly are fixed on the pressing plate, and the pressing plate is fixed on the upper surface of the die holder；It is described magnetic single
Member is located in the mounting groove；The magnet unit includes：Iron core, fixing bolt and electromagnetic coil, the electromagnetic coil housing
In on the iron core, and the electromagnetic coil is connected with power supply；The iron core is fixed on the pressing plate by the fixing bolt
Bottom surface on.
Preferably, the limit assembly includes：Horizontal supports block and longitudinal supports block, the transverse direction supports block and longitudinal supports block
It is respectively held against the adjacent two sides of the workpiece.
Preferably, the quantity of the horizontal supports block and longitudinal supports block is two, and two horizontal supports blocks are supported
The both ends of the side of the workpiece are connect, two longitudinal supports blocks abut the both ends of the adjacent side of the workpiece.
Preferably, the upper surface of the pressing plate is formed with the bead of protrusion, and the bead is abutted against with the workpiece.
Preferably, the quantity of the bead is two, and two beads are located at the drawing on the die holder respectively
Prolong the both sides of slot.
Preferably, control box is further included, the control box is fixed on the side of the die holder；It is multiple described magnetic single
Member is electrically connected to the control box by way of series connection.
Preferably, ladder hole is equipped in the iron core, the fixing bolt is located in the ladder hole, and described solid
The top surface for determining the end cap of bolt is located at the inside of the ladder hole.
The beneficial effects of the utility model are：
The utility model provides a kind of drawing die, and blank holder is fixed on die holder, and in blank holder and die holder
Between add magnet unit, by magnet unit provide adsorption capacity, realize the positioning to workpiece.The drawing die, on the one hand
Can ensure the normal production of mold no longer needs to must be equipped with mandril in machine tool, improves the universality of production, another
Aspect can set magnet unit in place, from the constraint of lathe mandril position, make pressure-plate-force reasonable distribution, can protect
Product quality is demonstrate,proved, the weight of mold is in addition also reduced, reduces processing and manufacturing cost.
Description of the drawings
Fig. 1 is the stereogram for the drawing die that the utility model embodiment provides；
Fig. 2 is the sectional view for the drawing die that the utility model embodiment provides；
Fig. 3 is the partial enlarged view of Fig. 2；
Fig. 4 is the schematic diagram of magnet unit.
Reference numeral is as follows：
1- die holders, 11- mounting grooves, 12- drawings slot, 2- blank holders, 21- pressing plates, 211- beads, 22- limit assemblies,
221- transverse directions supports block, 222- longitudinal directions supports block, 3- magnet units, 31- iron cores, 311- ladder holes, 32- fixing bolts, 33- electromagnetism
Coil, 4- control box, 5- workpiece.
Specific embodiment
The embodiment of the 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 has the function of same or like element.Below with reference to attached
The embodiment of figure description is exemplary, and is only used for explaining the utility model, and cannot be construed to the limitation to the utility model.
As shown in Figures 1 to 4, the utility model embodiment provides a kind of drawing die, including：Die holder 1, blank holder
2 and multiple magnet units 3, the upper surface of die holder 1 is equipped with multiple mounting grooves 11.Blank holder 2 includes：Pressing plate 21 and /V group
Part 22, limit assembly 22 are fixed on pressing plate 21, and pressing plate 21 is fixed on the upper surface of die holder 1.Magnet unit 3 is located at installation
In slot 11；Magnet unit 3 includes：Iron core 31, fixing bolt 32 and electromagnetic coil 33, electromagnetic coil 33 are coated on iron core 31,
And electromagnetic coil 33 is connected with power supply；Iron core 31 is fixed on the bottom surface of pressing plate 21 by fixing bolt 32.Preferably, iron core 31
Interior to be equipped with ladder hole 311, fixing bolt 32 is located in ladder hole 311, and the top surface of the end cap of fixing bolt 32 is located at rank
The inside of terraced through hole 311, avoids fixing bolt 32 from being interfered with mounting groove 11.During using the drawing die, workpiece 5 is placed in
On blank holder 2, after carrying out /V by limit assembly 22, magnet unit 3 connects power supply, and adsorption capacity is provided to workpiece 5, completes to draw
It delays, releases the adsorption capacity of magnet unit 3, take out workpiece 5.On the one hand the drawing die can ensure the normal production of mold
It no longer needs to must be equipped with mandril in machine tool, improves the universality of production, on the other hand can set in place
Magnet unit 3 is put, from the constraint of lathe mandril position, makes pressure-plate-force reasonable distribution, it is ensured that in addition product quality also reduces
The weight of mold, reduces processing and manufacturing cost.
As shown in Figure 1, further, limit assembly 22 includes：Horizontal supports block 221 and longitudinal supports block 222, horizontal supports block
221 are respectively held against the adjacent two sides of workpiece 5 with longitudinal supports block 222.The limit assembly 22 is simple in structure, reliability of positioning, leads to
The adjacent edge for crossing abutting workpiece 5 is positioned, and personnel easy to operation place workpiece 5, improve work efficiency.Preferably, laterally
The quantity of supports block 221 and longitudinal supports block 222 is two, and the both ends of the side of the two horizontal abutting of supports blocks 221 workpiece 5, and two
A longitudinal direction supports block 222 abuts the both ends of the adjacent side of workpiece 5, can further improve the reliability of the positioning of limit assembly 22.
As shown in Fig. 2, further, the upper surface of pressing plate 21 is formed with the bead 211 of protrusion, bead 211 and work
Part 5 abuts against.The width and height of bead 211 can be processed on demand, it is necessary to by heat treatment, ensure its intensity and resistance to
Mill property, workpiece 5 is tightly adsorbed under the action of magnet unit 3 on blank holder 2, while workpiece 5 can paste in 211 region of bead
Fastening deformation forms the convex ribs to arch upward, so as to increase flow resistance of the workpiece 5 in forming process, ensures the effect of binder.
It is further preferable that the quantity of bead 211 is two, two beads 211 are located at two of the drawing slot 12 on die holder 1 respectively
Side can further improve the effect of binder.
Further, control box 4 is further included, control box 4 is fixed on the side of die holder 1；Multiple magnet units 3 pass through
The mode of series connection is electrically connected to control box 4.4 external power supply of control box, all magnet units 3 are connected in series to control box by conducting wire
On 4, effect is that the operating current size of magnet unit 3 is controlled by adjusting control box 4, so as to reach the work of adjustment adsorption capacity
With.
The structure, feature and effect of the utility model are described in detail based on the embodiments shown in the drawings, with
Upper is only the preferred embodiment of the utility model, but the utility model is not to limit practical range shown in drawing, every according to this
Change that the conception of utility model is made or the equivalent embodiment for being revised as equivalent variations, still without departing from specification and diagram institute
During the spirit covered, it should be within the protection scope of the present utility model.
Claims (7)
1. a kind of drawing die, which is characterized in that including：
Die holder, the upper surface of the die holder are equipped with multiple mounting grooves；
Blank holder, the blank holder include：Pressing plate and the limit assembly for carrying out /V to workpiece, the limit assembly are fixed
In on the pressing plate, the pressing plate is fixed on the upper surface of the die holder；
Multiple magnet units, the magnet unit are located in the mounting groove；The magnet unit includes：Iron core, fixing bolt
And electromagnetic coil, the electromagnetic coil are coated on the iron core, and the electromagnetic coil is connected with power supply；The fixed spiral shell
The iron core is fixed on the bottom surface of the pressing plate by bolt.
2. drawing die according to claim 1, which is characterized in that the limit assembly includes：Horizontal supports block and longitudinal direction
Supports block, the transverse direction supports block and longitudinal supports block are respectively held against the adjacent two sides of the workpiece.
3. drawing die according to claim 2, which is characterized in that the quantity of the transverse direction supports block and longitudinal supports block
It it is two, and two horizontal supports blocks abut the both ends of the side of the workpiece, described in two longitudinal supports blocks abut
The both ends of the adjacent side of workpiece.
4. drawing die according to claim 1, which is characterized in that the upper surface of the pressing plate is formed with the drawing of protrusion
Muscle, the bead are abutted against with the workpiece.
5. drawing die according to claim 4, which is characterized in that the quantity of the bead is two, described in two
Bead is located at the both sides of the drawing slot on the die holder respectively.
6. drawing die according to claim 1, which is characterized in that further include control box, the control box is fixed on institute
It states on the side of die holder；Multiple magnet units are electrically connected to the control box by way of series connection.
7. drawing die according to claim 1, which is characterized in that ladder hole, the fixation are equipped in the iron core
Bolt is located in the ladder hole, and the top surface of the end cap of the fixing bolt is located at the inside of the ladder hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721260284.3U CN207431051U (en) | 2017-09-28 | 2017-09-28 | A kind of drawing die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721260284.3U CN207431051U (en) | 2017-09-28 | 2017-09-28 | A kind of drawing die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207431051U true CN207431051U (en) | 2018-06-01 |
Family
ID=62294977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721260284.3U Expired - Fee Related CN207431051U (en) | 2017-09-28 | 2017-09-28 | A kind of drawing die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207431051U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109013801A (en) * | 2018-07-13 | 2018-12-18 | 佛山市百明实业有限公司 | A kind of carrying magnetic punching press platform |
| CN109127929A (en) * | 2018-08-23 | 2019-01-04 | 合肥凯邦电机有限公司 | A kind of magnetic clamp |
| CN110202063A (en) * | 2019-04-30 | 2019-09-06 | 崔平 | A kind of stamping die of accurate positioning |
| CN112045027A (en) * | 2020-08-21 | 2020-12-08 | 重庆莫延科技有限公司 | Blanking die for sheet metal part |
| CN112371710A (en) * | 2020-10-20 | 2021-02-19 | 格林美（武汉）城市矿产循环产业园开发有限公司 | Oil pumping equipment and oil pumping method for compressor |
-
2017
- 2017-09-28 CN CN201721260284.3U patent/CN207431051U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109013801A (en) * | 2018-07-13 | 2018-12-18 | 佛山市百明实业有限公司 | A kind of carrying magnetic punching press platform |
| CN109127929A (en) * | 2018-08-23 | 2019-01-04 | 合肥凯邦电机有限公司 | A kind of magnetic clamp |
| CN110202063A (en) * | 2019-04-30 | 2019-09-06 | 崔平 | A kind of stamping die of accurate positioning |
| CN112045027A (en) * | 2020-08-21 | 2020-12-08 | 重庆莫延科技有限公司 | Blanking die for sheet metal part |
| CN112371710A (en) * | 2020-10-20 | 2021-02-19 | 格林美（武汉）城市矿产循环产业园开发有限公司 | Oil pumping equipment and oil pumping method for compressor |
| CN112371710B (en) * | 2020-10-20 | 2022-03-15 | 格林美（武汉）城市矿产循环产业园开发有限公司 | Oil pumping equipment and oil pumping method for compressor |
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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 |
Granted publication date: 20180601 Termination date: 20200928 |
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| CF01 | Termination of patent right due to non-payment of annual fee |