CN208895180U - A kind of powder metallurgy pressing forming die structure - Google Patents
A kind of powder metallurgy pressing forming die structure Download PDFInfo
- Publication number
- CN208895180U CN208895180U CN201821807713.9U CN201821807713U CN208895180U CN 208895180 U CN208895180 U CN 208895180U CN 201821807713 U CN201821807713 U CN 201821807713U CN 208895180 U CN208895180 U CN 208895180U
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- CN
- China
- Prior art keywords
- former
- lower punch
- male mould
- upper male
- fixedly connected
- Prior art date
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- 238000003825 pressing Methods 0.000 title claims abstract description 20
- 238000004663 powder metallurgy Methods 0.000 title claims abstract description 13
- 239000000843 powder Substances 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 6
- 238000000748 compression moulding Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000010923 batch production Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000009747 press moulding Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000003638 reducing agent Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
Abstract
A kind of powder metallurgy pressing forming die structure, including the lower punch for being fixed at lower template above pedestal, being fixed in the middle part of lower template, the upper male mould being arranged in right above lower punch and the former being connected with lower punch；Upper male mould is fixedly connected with cope plate, and the cope plate is fixedly connected with the pressing plate of hydraulic press；The upper end of lower punch is protruded into from below former in the die hole in the middle part of former；The both ends of former are symmetrically arranged with guide sleeve, and guiding axis is fitted in the guide sleeve, and there are two pressure springs for setting between former and lower template；The both ends of former have been respectively fixedly connected with drive rack, and drive rack is connected separately with servo motor, and the output shaft of servo motor is connected with precision gear, and precision gear is meshed with drive rack.The powder metallurgy pressing forming die structure of the utility model is able to carry out the compression moulding of workpiece, and association structure is less between upper male mould and former in the process, enters between mold convenient for powder filling structure and operates.
Description
Technical field
The utility model belongs to powder metallurgy pressing process equipment applications more particularly to a kind of powder metallurgy pressing shaping mould
Lamps structure.
Background technique
Metallurgical powder molding is a kind of novel metal forming technique, can use fewer cost, quickly big
Produce the metal parts with very high dimensional accuracy in batches, entire technical process is pollution-free, and raw material availability is also close to percentage
Hundred.During compression moulding, need using with the consistent mold of workpiece configurations, dusty material is injected into mold, compacting is simultaneously
Workpiece blank is obtained after demoulding.When batch production, perfect condition is to take out workpiece rapidly after demoulding and inject next batch powder
Material, however in existing mould structure (such as Chinese patent 2017205010259), be pressed into the action step of stripping room compared with
To be cumbersome, spacing is limited smaller between upper mold and lower die, and interference structure is more, needs to avoid when injecting dusty material, this
Production efficiency is all affected a bit.
Summary of the invention
The purpose of the utility model is to overcome the defect of the prior art, provide that a kind of structure is simple, powder of high reliablity
Last metallurgy press-moulding die structure.
To achieve the above object, the utility model adopts the technical scheme that
A kind of powder metallurgy pressing forming die structure, including being fixed at lower template above pedestal, fixed setting
Lower punch, the upper male mould being arranged in right above lower punch in the middle part of lower template and the former being connected with lower punch；Upper male mould
It is fixedly connected with cope plate, the cope plate is fixedly connected with the pressing plate of hydraulic press；It is stretched from below former the upper end of lower punch
Enter and is located in the die hole in the middle part of former；The both ends of former are symmetrically arranged with guide sleeve, and guiding axis, institute are fitted in the guide sleeve
The lower end for stating guiding axis is fixedly connected with lower template, and the upper end of the guiding axis passes through locking nut holding above former, yin
Setting is there are two pressure spring between mould and lower template, and two pressure springs are connected with two guiding axis respectively；The both ends of former are solid respectively
Surely it is connected with drive rack, the drive rack extends from top to bottom, and the drive rack is connected separately with servo motor, servo
The output shaft of motor is connected with precision gear, and the precision gear is meshed with drive rack, the servo motor fixed setting
Above the bracket being fixedly connected with pedestal.
Preferably, limited block is fixedly installed between former and lower template.
Preferably, the quantity of lower punch, die hole and upper male mould is respectively three.
Preferably, lower punch mounting groove is provided in lower template, the lower end of lower punch is provided with and lower punch mounting groove phase
Matched lower position block；Upper male mould mounting groove is provided on the cope plate, the upper end of the upper male mould is provided with and upper male mould
The upper limit position block that mounting groove matches.
The powder metallurgy pressing forming die structure of the utility model is able to carry out the compression moulding of workpiece, and in process
Association structure is less between middle upper male mould and former, enters between mold convenient for powder filling structure and operates.
In addition whole working service is convenient.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of the connection relationship of lower punch and lower template in the utility model one embodiment；
Fig. 3 is the structural schematic diagram of the connection relationship of upper male mould and cope plate in the utility model one embodiment；
In the accompanying drawings, 1 pedestal, 2 lower templates, 3 lower punches, 4 upper male moulds, 5 formers, 6 cope plates, 7 pressing plates, 8 die holes, 9 are led
To under axis, 10 locking nuts, 11 pressure springs, 12 drive racks, 13 servo motors, 14 precision gears, 15 brackets, 16 limited blocks, 17
Punch-pin mounting groove, 18 lower position blocks, 19 upper male mould mounting grooves, 20 upper limit position blocks.
Specific embodiment
Below in conjunction with the embodiment that attached drawing provides, specific embodiment of the present utility model is further illustrated.This is practical new
Type is not limited to the following description.
Embodiment 1
As shown, disclosing a kind of powder metallurgy pressing forming die structure in the embodiment, it is mainly used for suppressing
Workpiece, the mold are used cooperatively with hydraulic press.Specifically, it is hydraulic press including being fixed at pedestal 1(in the present embodiment
Table base 1) above lower template 2, be fixed at the middle part of lower template 2 lower punch 3, setting is right above lower punch 3
Upper male mould 4 and the former 5 that is connected with lower punch 3；Upper male mould 4 is fixedly connected with cope plate 6, the cope plate 6 with it is hydraulic
The pressing plate 7 of machine is fixedly connected；Pressing plate 7 is fixedly connected with the hydraulic stem of hydraulic press, and hydraulic press starting is able to drive about 7 pressing plate
Movement.The lower section of the upper end of lower punch 3 from former 5 is protruded into the die hole 8 at 5 middle part of former, in the present embodiment, is filled out in powder
When installing complete, the upper end of lower punch 3 protrudes into about 1 centimetre of former 5, prevents powder from flowing out from 5 bottom of former.The both ends pair of former 5
Title is provided with guide sleeve (i.e. two guide sleeves are located at 8 two sides of die hole), is fitted with guiding axis 9 in guide sleeve, guiding axis 9
Lower end is fixedly connected with lower template 2, the upper end of the guiding axis 9 by 10 holding of locking nut former 5 above, former 5 and
Setting is there are two pressure spring 11 between lower template 2, and two pressure springs 11 are connected with two guiding axis 9 respectively.Distinguish at the both ends of former 5
It is fixedly connected with drive rack 12, the drive rack 12 extends from top to bottom, and the drive rack 12 is connected separately with servo
The output shaft of motor 13, servo motor 13 is connected with precision gear 14, and precision gear 14 is meshed with drive rack 12, servo electricity
Machine 13 is fixed at 15 top of bracket being fixedly connected with pedestal 1.Further, servo motor 13 is connected with speed reducer, and two
A servo motor 13 operates synchronously and (shares a control power supply or control switch or control module), servo motor 13 and pedestal 1
Fixed, when demoulding, servo motor 13 drives drive rack 12 to move down, to drive former 5 to move down, until workpiece is de-
Mould finishes, and workpiece is taken out, and inverts in control servo motor 13, former 5 is resetted.Upper male mould 4 directly divides during demoulding
From can rise to relatively remote apart from former 5, be avoided for powder the prime machine.Specifically, the die hole 8 and workpiece to be pressed
Outer profile matches, and cross section profile and the die hole 8 of the upper male mould 4 and lower punch 3 match, by upper male mould 4 and lower punch 3
Extruding by workpiece compression moulding.
Preferably, limited block 16 is fixedly installed between former 5 and lower template 2.
Embodiment 2
The present embodiment adjusts on the basis of embodiment 1.The quantity of lower punch 3, die hole 8 and upper male mould 4 is distinguished
It is three.Upper male mould 4, die hole 8 and 3 position of lower punch respectively correspond, and a punching press can suppress three workpiece and improve production efficiency.
Preferably, such as Fig. 2-3, for the ease of replacement upper male mould 4 and lower punch 3, in the present embodiment, it is arranged in lower template 2
There is lower punch mounting groove 17, the lower end of lower punch 3 is provided with the lower position block 1816 to match with lower punch mounting groove 17；It is described
It is provided with upper male mould mounting groove 19 on cope plate 6, the upper end of the upper male mould 4 is provided with to match with upper male mould mounting groove 19
Upper limit position block 2016.It only needs to remove connection bolt, cope plate 6 or lower template 2 is taken out, upper male mould 4 or lower punch 3 can be carried out
Replacement.
It, cannot the above content is specific preferred embodiment further detailed description of the utility model is combined
Assert that the specific implementation of the utility model is only limited to these instructions.For the ordinary skill of the utility model technical field
For personnel, without departing from the concept of the premise utility, a number of simple deductions or replacements can also be made, should all regard
To belong to the protection scope of the utility model.
Claims (4)
1. a kind of powder metallurgy pressing forming die structure, it is characterised in that: including be fixed at lower template above pedestal,
It is fixed at the lower punch in the middle part of lower template, the upper male mould being arranged in right above lower punch and the yin being connected with lower punch
Mould；
The upper male mould is fixedly connected with cope plate, and the cope plate is fixedly connected with the pressing plate of hydraulic press；
The upper end of the lower punch is protruded into from below former in the die hole in the middle part of former；
The both ends of the former are symmetrically arranged with guide sleeve, and guiding axis, the lower end of the guiding axis are fitted in the guide sleeve
It is fixedly connected with lower template, the upper end of the guiding axis passes through locking nut holding above former, between former and lower template
There are two pressure spring, two pressure springs are connected with two guiding axis respectively for setting；
The both ends of the former have been respectively fixedly connected with drive rack, and the drive rack extends from top to bottom, the sliding tooth
Item is connected separately with servo motor, and the output shaft of servo motor is connected with precision gear, the precision gear and drive rack phase
Engagement, the servo motor are fixed above the bracket being fixedly connected with pedestal.
2. a kind of powder metallurgy pressing forming die structure according to claim 1, it is characterised in that: the former is under
Limited block is fixedly installed between template.
3. a kind of powder metallurgy pressing forming die structure according to claim 1, it is characterised in that: the lower punch,
The quantity of die hole and upper male mould is respectively three.
4. a kind of powder metallurgy pressing forming die structure according to claim 1, it is characterised in that: be arranged in lower template
There is lower punch mounting groove, the lower end of lower punch is provided with the lower position block to match with lower punch mounting groove；On the cope plate
It is provided with upper male mould mounting groove, the upper end of the upper male mould is provided with the upper limit position block to match with upper male mould mounting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821807713.9U CN208895180U (en) | 2018-11-05 | 2018-11-05 | A kind of powder metallurgy pressing forming die structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821807713.9U CN208895180U (en) | 2018-11-05 | 2018-11-05 | A kind of powder metallurgy pressing forming die structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208895180U true CN208895180U (en) | 2019-05-24 |
Family
ID=66577554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821807713.9U Active CN208895180U (en) | 2018-11-05 | 2018-11-05 | A kind of powder metallurgy pressing forming die structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208895180U (en) |
-
2018
- 2018-11-05 CN CN201821807713.9U patent/CN208895180U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |