CN109226564A - A kind of automobile parts stamping die of easy discharging - Google Patents
A kind of automobile parts stamping die of easy discharging Download PDFInfo
- Publication number
- CN109226564A CN109226564A CN201811041837.5A CN201811041837A CN109226564A CN 109226564 A CN109226564 A CN 109226564A CN 201811041837 A CN201811041837 A CN 201811041837A CN 109226564 A CN109226564 A CN 109226564A
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- China
- Prior art keywords
- die holder
- upper die
- fixedly connected
- compression
- resistant material
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- 238000007599 discharging Methods 0.000 title claims abstract description 31
- 239000000463 material Substances 0.000 claims abstract description 40
- 230000006835 compression Effects 0.000 claims abstract description 39
- 238000007906 compression Methods 0.000 claims abstract description 39
- 239000011248 coating agent Substances 0.000 claims abstract description 9
- 238000000576 coating method Methods 0.000 claims abstract description 9
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 22
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 claims description 16
- 238000000227 grinding Methods 0.000 claims description 15
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 11
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 11
- DHKHKXVYLBGOIT-UHFFFAOYSA-N acetaldehyde Diethyl Acetal Natural products CCOC(C)OCC DHKHKXVYLBGOIT-UHFFFAOYSA-N 0.000 claims description 11
- 125000002777 acetyl group Chemical class [H]C([H])([H])C(*)=O 0.000 claims description 11
- 239000008367 deionised water Substances 0.000 claims description 11
- 229910021641 deionized water Inorganic materials 0.000 claims description 11
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 claims description 11
- 239000000843 powder Substances 0.000 claims description 11
- 229920002554 vinyl polymer Polymers 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 238000002360 preparation method Methods 0.000 claims description 8
- 239000002994 raw material Substances 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 5
- 238000009423 ventilation Methods 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 4
- 235000014676 Phragmites communis Nutrition 0.000 claims 1
- 239000010439 graphite Substances 0.000 claims 1
- 229910002804 graphite Inorganic materials 0.000 claims 1
- 238000004080 punching Methods 0.000 abstract description 16
- 238000000034 method Methods 0.000 description 6
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- 229910052788 barium Inorganic materials 0.000 description 3
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
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
- B21D45/00—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
- B21D45/02—Ejecting devices
- B21D45/04—Ejecting devices interrelated with motion of tool
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
The invention discloses a kind of automobile parts stamping dies of easy discharging, including punch assembly and discharge component, the punch assembly includes briquetting, upper die holder, limited post, support, lower die holder, lower template, formed punch, cope plate and sliding block, the punch assembly surface is coated with one layer of compression-resistant material, the briquetting is located at the upper die holder upper surface, and it is fixedly connected with the briquetting, the limited post is located at the upper die holder lower surface, and it is fixedly connected with the upper die holder, the cope plate is located at the upper die holder lower surface, and is fixedly connected with the upper die holder；In the lateral surface of original stripper, spring leaf is set, when the workpiece pressed that liquidates carries out discharging, formed punch is lifted up, spring leaf pops up the good workpiece of punching press, workpiece is fallen into material frame, during formed punch is lifted up can autonomous discharging, the compression-resistant material of coating can extend the service life of mold.
Description
Technical field
The invention belongs to automobile die technology fields, and in particular to a kind of automobile parts stamping die of easy discharging.
Background technique
People one say automobile, present first it is before eyes be automobile vehicle body, that is to say, that vehicle body is the identification of automobile
Assembly, vehicle body represent the image characteristics of that automobile, and automobile die is exactly all punchings on punching body of a motor car in the narrow sense
The general name of the mold of casting die, that is, body of a motor car stamping die, for example, top cover flange die and cross member reinforcing plate pressure-shaped mould etc..
After carrying out punching press to workpiece, workpiece tends to be bonded on formed punch original automobile parts stamping die,
Be difficult autonomous carry out discharging, need manually to take from mold so that discharge process is more complicated, to staff with
It is inconvenient to come.
Summary of the invention
The purpose of the present invention is to provide a kind of automobile parts stamping dies of easy discharging, to solve in above-mentioned background technique
Original automobile parts stamping die is proposed after carrying out punching press to workpiece, workpiece tends to be bonded on formed punch, is difficult
Autonomous carry out discharging, needs manually to take from mold, so that discharge process is more complicated, bring not to staff
Just the problem of.
To achieve the above object, the invention provides the following technical scheme: a kind of automobile parts stamping die of easy discharging, packet
Punch assembly and discharge component are included, the punch assembly includes briquetting, upper die holder, limited post, support, lower die holder, lower template, punching
Head, cope plate and sliding block, the briquetting is located at the upper die holder upper surface middle part, and is fixedly connected with the briquetting, the limit
Position column is located at the upper die holder lower surface, and is fixedly connected with the upper die holder, and the cope plate is located at the upper die holder following table
Face, and be fixedly connected with the upper die holder, the sliding block is applied in below the upper die holder, and is slided and connected with the upper die holder
It connects, the formed punch is located at the sliding block lower surface, and is fixedly connected with the sliding block, and the upper die holder lower surface is close to the limit
It is provided with the support on the inside of the column of position, and the support is fixedly connected with the upper die holder, the support lower surface setting is
Lower die holder is stated, and the lower die holder is fixedly connected with the support, lower die holder upper surface setting on the inside of the support
There is the lower template, and the lower template is fixedly connected with the lower die holder, the discharge component includes stripper, lock-screw
And spring leaf, the stripper are fixed below the cope plate, the lock-screw is located at the stripper upper surface, and with
The stripper is fixedly connected, and the spring leaf is provided on the outside of the stripper, and the spring leaf and the stripper are solid
Fixed connection.
Preferably, the upper die holder inner sidewall offers sliding slot, and the upper die holder and the sliding block pass through the sliding slot
It is slidably connected.
Preferably, the quantity of the limited post is four, and the limited post is separately fixed at the upper die holder lower surface
Four corners.
Preferably, adjusting rivet is provided on the outside of the lower template, the quantity for adjusting rivet is two, and described
Adjust the left and right sides that rivet is separately fixed at the lower template.
Preferably, the quantity of the support is four, and the upper die holder is fixed with the lower die holder by the support
Connection.
Preferably, the spring leaf is fixedly connected with the stripper by the lock-screw.
Preferably, the quantity of the spring leaf is four, and the spring leaf is separately fixed at table before and after the stripper
The left and right ends in face.
Preferably, the surface of the punch assembly is coated with one layer of compression-resistant material, and the formula of the compression-resistant material is:
Take following each component raw material for standby by weight: 20-30 parts of talcum powder, 10-20 parts of rutile titanium dioxide, sulphur
Sour barium 5-12 parts, 2-10 parts of Pioloform, polyvinyl acetal, 2-5 parts of graphite powder, 20-30 parts of deionized water, 10-16 parts of acetone.
Preferably, the compression-resistant material preparation method is:
S1, grinding: after talcum powder, rutile titanium dioxide, barium sulfate, Pioloform, polyvinyl acetal, graphite powder are mixed simultaneously
It stirs evenly, high speed grinding is carried out in ball mill, until obtaining powder of the mesh number between 50-60；
S2, it prepares mill base: deionized water and acetone being added in the powder that S1 is obtained and carries out high speed grinding, until fineness
20-24 μm, obtain mill base；
S3, prepare compression-resistant material: the mill base that S2 is obtained is heated to 58-68 DEG C and isothermal holding 3-4h, later by temperature
It is cooled to room temperature, obtains compression-resistant material；
S4, coating: the compression-resistant material that S3 is obtained is coated to the surface of punch assembly；
S5, yin dry: the punch assembly that S4 is obtained dries 9-10h at shady and cool ventilation.
Compared with prior art, the beneficial effects of the present invention are: original automobile parts stamping die stripper
Spring leaf is arranged in the left and right sides of front and rear surfaces, and when the workpiece pressed that liquidates carries out discharging, formed punch is lifted up, spring leaf benefit
The good workpiece of punching press is popped up with elastic force, the workpiece then popped up is fallen into material frame, can be with during formed punch is lifted up
It is autonomous that discharging is carried out to workpiece, convenient for the discharging of stamping die, do not need manually to carry out discharging to workpiece, to staff with
Facilitate, the compression-resistant material of coating can extend the service life of mold.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the structure of upper die base schematic diagram in the present invention；
Fig. 3 is the chip architecture of the spring schematic diagram in the present invention；
In figure: 10, punch assembly；11, briquetting；12, upper die holder；13, limited post；14, support；15, lower die holder；16, under
Template；17, formed punch；18, cope plate；19, sliding block；20, discharge component；21, stripper；22, lock-screw；23, spring leaf.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment 1
Fig. 1-3 is please referred to, the present invention provides a kind of technical solution: a kind of automobile parts stamping die of easy discharging, including
Punch assembly 10 and discharge component 20, punch assembly 10 include briquetting 11, upper die holder 12, limited post 13, support 14, lower die holder
15, lower template 16, formed punch 17, cope plate 18 and sliding block 19, briquetting 11 are located at 12 upper surface middle part of upper die holder, and solid with briquetting 11
Fixed connection, limited post 13 is located at 12 lower surface of upper die holder, and is fixedly connected with upper die holder 12, and cope plate 18 is located under upper die holder 12
Surface, and be fixedly connected with upper die holder 12, sliding block 19 is applied in 12 lower section of upper die holder, and is slidably connected with upper die holder 12, formed punch
17 are located at 19 lower surface of sliding block, and are fixedly connected with sliding block 19, and 12 lower surface of upper die holder is provided with branch on the inside of limited post 13
Seat 14, and support 14 is fixedly connected with upper die holder 12,14 lower surface of support is provided with lower die holder 15, and lower die holder 15 and support 14
It is fixedly connected, 15 upper surface of lower die holder is provided with lower template 16 on the inside of support 14, and lower template 16 and lower die holder 15 are fixed
Connection, discharge component 20 include stripper 21, lock-screw 22 and spring leaf 23, and stripper 21 is fixed on 18 lower section of cope plate,
Lock-screw 22 is located at 21 upper surface of stripper, and is fixedly connected with stripper 21, and spring leaf 23 is provided on the outside of stripper 21,
And spring leaf 23 is fixedly connected with stripper 21.
In the present embodiment, spring leaf 23 is set in the left and right sides of the front and rear surfaces of stripper 21, spring leaf 23 is bottom end
Elastic component with discharging hook carries out workpiece after punching press crosses in stamping die, sliding block 19 can by sliding slot upward sliding,
Upward sliding and in the process, the workpiece that the punching press of 17 lower surface of formed punch is completed is when touching spring leaf 23,23 benefit of spring leaf
The good workpiece of punching press is popped up with elastic force, the workpiece of pop-up is fallen into material frame.
Further, 12 inner sidewall of upper die holder offers sliding slot, and upper die holder 12 is slidably connected with sliding block 19 by sliding slot.
In the present embodiment, sliding block 19 is slided by sliding slot in 12 middle inside of upper die holder, convenient for formed punch 17 to workpiece
Carry out punching press.
Further, the quantity of limited post 13 is four, and limited post 13 is separately fixed at the four of 12 lower surface of upper die holder
A corner.
In the present embodiment, what four limited posts 13 can be stable limits the distance between cope plate 18 and lower template 16,
So that there is stamping die biggish space to carry out punching press.
Further, the outside of lower template 16 is provided with adjusting rivet, and the quantity for adjusting rivet is two, and adjusts rivet
It is separately fixed at the left and right sides of lower template 16.
In the present embodiment, the tensioning degree of lower template 16 can be adjusted by adjusting rivet, convenient for the peace of lower template 16
Assembly and disassembly.
Further, the quantity of support 14 is four, and upper die holder 12 is fixedly connected with lower die holder 15 by support 14.
In the present embodiment, support 14 plays the role of support, four supports 14 by upper die holder 12 it is stable be supported on lower die
15 top of seat.
Further, spring leaf 23 is fixedly connected with stripper 21 by lock-screw 22.
In the present embodiment, spring leaf 23 is stably fixed to together, improve spring with stripper 21 by lock-screw 22
Stability between piece 23 and stripper 21.
Further, the quantity of spring leaf 23 is four, and spring leaf 23 is separately fixed at 21 front and rear surfaces of stripper
Left and right ends.
In the present embodiment, when the workpiece pressed that liquidates carries out discharging, formed punch 17 is lifted up, and spring leaf 23 utilizes elastic force
By the good workpiece pop-up of punching press, the workpiece of pop-up is fallen into material frame.
Embodiment 2
Difference from example 1 is that 10 surface of punch assembly is coated with one layer of compression-resistant material, the system of compression-resistant material
Preparation Method is:
Take following each component raw material for standby by weight: 20 parts of talcum powder, 10 parts of rutile titanium dioxide, barium sulfate 5
Part, 2 parts of Pioloform, polyvinyl acetal, 2 parts of graphite powder, 20 parts of deionized water, 10 parts of acetone.
S1, grinding: after talcum powder, rutile titanium dioxide, barium sulfate, Pioloform, polyvinyl acetal, graphite powder are mixed simultaneously
It stirs evenly, high speed grinding is carried out in ball mill, until obtaining the powder of mesh number 50；
S2, it prepares mill base: deionized water and acetone being added in the powder that S1 is obtained and carries out high speed grinding, until fineness 22
μm, obtain mill base；
S3, prepare compression-resistant material: the mill base that S2 is obtained is heated to 65 DEG C and isothermal holding 3.5h, later that temperature is cooling
To room temperature, compression-resistant material is obtained；
S4, coating: the compression-resistant material that S3 is obtained is applied to the surface of punch assembly 10；
S5, yin dry: the punch assembly 10 that S4 is obtained dries 9.5h at shady and cool ventilation.
In the present embodiment, compression-resistant material can protect punch assembly 10, preferably resistance to compression and raising surface hardness.
Embodiment 3
With embodiment 2 the difference is that the preparation of 10 surface compression-resistant material of punch assembly, the wherein system of compression-resistant material
Preparation Method is as follows: taking following each component raw material for standby by weight: 30 parts of talcum powder, 20 parts of rutile titanium dioxide, sulfuric acid
12 parts of barium, 10 parts of Pioloform, polyvinyl acetal, 5 parts of graphite powder, 30 parts of deionized water, 16 parts of acetone.
S1, grinding: after talcum powder, rutile titanium dioxide, barium sulfate, Pioloform, polyvinyl acetal, graphite powder are mixed simultaneously
It stirs evenly, high speed grinding is carried out in ball mill, until obtaining powder of the mesh number 60；
S2, it prepares mill base: deionized water and acetone being added in the powder that S1 is obtained and carries out high speed grinding, until fineness 22
μm, obtain mill base；
S3, prepare compression-resistant material: the mill base that S2 is obtained is heated to 65 DEG C and isothermal holding 3.5h, later that temperature is cooling
To room temperature, compression-resistant material is obtained；
S4, coating: the compression-resistant material that S3 is obtained is applied to the surface of punch assembly 10；
S5, yin dry: the punch assembly 10 that S4 is obtained dries 9.5h at shady and cool ventilation.
Embodiment 4
With embodiment 2 the difference is that the preparation of 10 surface compression-resistant material of punch assembly, the wherein system of compression-resistant material
Preparation Method is as follows: taking following each component raw material for standby by weight: 25 parts of talcum powder, 15 parts of rutile titanium dioxide, sulfuric acid
8 parts of barium, 6 parts of Pioloform, polyvinyl acetal, 4 parts of graphite powder, 25 parts of deionized water, 13 parts of acetone.
S1, grinding: after talcum powder, rutile titanium dioxide, barium sulfate, Pioloform, polyvinyl acetal, graphite powder are mixed simultaneously
It stirs evenly, high speed grinding is carried out in ball mill, until obtaining the powder of mesh number 55；
S2, it prepares mill base: deionized water and acetone being added in the powder that S1 is obtained and carries out high speed grinding, until fineness 22
μm, obtain mill base；
S3, prepare compression-resistant material: the mill base that S2 is obtained is heated to 65 DEG C and isothermal holding 3.5h, later that temperature is cooling
To room temperature, compression-resistant material is obtained；
S4, coating: the compression-resistant material that S3 is obtained is applied to the surface of punch assembly 10；
S5, yin dry: the punch assembly 10 that S4 is obtained dries 9.5h at shady and cool ventilation.
The working principle of the invention and process for using: after the present invention installs, automobile parts to be punched are placed on
In lower template 16, the tensioning degree of lower template 16 can be adjusted with rivet is adjusted, press briquetting 11, formed punch 17 is to lower die
The direction of plate 16 presses, it is known that when the cavity plate on the punch-pin and lower die holder 15 of 17 bottom surface of formed punch is in contact, while carrying out to workpiece
Punching press after punching press, starts to carry out discharging, and when the workpiece pressed that liquidates carries out discharging, formed punch 17 is lifted up, spring leaf 23
The good workpiece of punching press is popped up using elastic force, the workpiece then popped up is fallen into material frame, during formed punch 17 is lifted up
Discharging independently can be carried out to workpiece, convenient for the discharging of stamping die, not need manually to carry out discharging to workpiece, give work people
Member brings convenience, and the compression-resistant material of coating can extend the service life of punch assembly 10.
Surface compression strength and wear-resistant strength are carried out for the punch assembly 10 for being coated with compression-resistant material in embodiment 1-4
Test, compares, the data of all embodiments are normalized based on the data of embodiment 1 for convenience.
Table 1
| Compression strength | Wear-resistant strength | |
| Embodiment 1 | 100% | 100% |
| Embodiment 2 | 110% | 99% |
| Embodiment 3 | 114% | 101%% |
| Embodiment 4 | 118% | 102% |
As can be seen from the table, after coating compression-resistant material, the compression strength of punch assembly 10 has apparent enhancing,
And 4 positive effect of embodiment is best, so the optimal composition of raw materials determined is: 25 parts of talcum powder, rutile titanium dioxide 15
Part, 8 parts of barium sulfate, 6 parts of Pioloform, polyvinyl acetal, 4 parts of graphite powder, 25 parts of deionized water, 13 parts of acetone.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (9)
1. a kind of automobile parts stamping die of easy discharging, it is characterised in that: including punch assembly (10) and discharge component (20),
The punch assembly (10) includes briquetting (11), upper die holder (12), limited post (13), support (14), lower die holder (15), lower template
(16), formed punch (17), cope plate (18) and sliding block (19), the briquetting (11) are located at the upper die holder (12) upper surface middle part,
And be fixedly connected with the briquetting (11), the limited post (13) is located at the upper die holder (12) lower surface, and with the upper mold
Seat (12) is fixedly connected, and the cope plate (18) is located at the upper die holder (12) lower surface, and fixed with the upper die holder (12)
Connection, the sliding block (19) is applied in below the upper die holder (12), and is slidably connected with the upper die holder (12), the formed punch
(17) it is located at the sliding block (19) lower surface, and is fixedly connected with the sliding block (19), upper die holder (12) lower surface is close
It is provided with the support (14) on the inside of the limited post (13), and the support (14) is fixedly connected with the upper die holder (12),
Support (14) lower surface is provided with the lower die holder (15), and the lower die holder (15) and the support (14) fixed company
It connects, lower die holder (15) upper surface is provided with the lower template (16) on the inside of the support (14), and the lower template
(16) it is fixedly connected with the lower die holder (15), the discharge component (20) includes stripper (21), lock-screw (22) and bullet
Reed (23), the stripper (21) are fixed below the cope plate (18), and the lock-screw (22) is located at the discharging
Plate (21) upper surface, and be fixedly connected with the stripper (21), the spring leaf is provided on the outside of the stripper (21)
(23), and the spring leaf (23) is fixedly connected with the stripper (21).
2. a kind of automobile parts stamping die of easy discharging according to claim 1, it is characterised in that: the upper die holder
(12) inner sidewall offers sliding slot, and the upper die holder (12) is slidably connected with the sliding block (19) by the sliding slot.
3. a kind of automobile parts stamping die of easy discharging according to claim 1, it is characterised in that: the limited post
(13) quantity is four, and the limited post (13) is separately fixed at four corners of the upper die holder (12) lower surface.
4. a kind of automobile parts stamping die of easy discharging according to claim 1, it is characterised in that: the lower template
(16) adjusting rivet is provided on the outside of, the quantity for adjusting rivet is two, and the adjusting rivet is separately fixed at institute
State the left and right sides of lower template (16).
5. a kind of automobile parts stamping die of easy discharging according to claim 1, it is characterised in that: the support (14)
Quantity be four, and the upper die holder (12) and the lower die holder (15) pass through the support (14) and are fixedly connected.
6. a kind of automobile parts stamping die of easy discharging according to claim 1, it is characterised in that: the spring leaf
(23) it is fixedly connected with the stripper (21) by the lock-screw (22).
7. a kind of automobile parts stamping die of easy discharging according to claim 1, it is characterised in that: the spring leaf
(23) quantity is four, and the spring leaf (23) is separately fixed at the left and right ends of the stripper (21) front and rear surfaces.
8. a kind of automobile parts stamping die of easy discharging according to claim 1, it is characterised in that: the punch assembly
(10) surface is coated with one layer of compression-resistant material, and the formula of the compression-resistant material is: taking the following raw material of each component by weight standby
With: 20-30 parts of talcum powder, 10-20 parts of rutile titanium dioxide, 5-12 parts of barium sulfate, 2-10 parts of Pioloform, polyvinyl acetal, graphite
2-5 parts of powder, 20-30 parts of deionized water, 10-16 parts of acetone.
9. a kind of compression-resistant material according to claim 8, it is characterised in that: the compression-resistant material preparation method is:
S1, grinding: it after talcum powder, rutile titanium dioxide, barium sulfate, Pioloform, polyvinyl acetal, graphite powder are mixed and stirs
Uniformly, high speed grinding is carried out in ball mill, until obtaining powder of the mesh number between 50-60；
S2, it prepares mill base: deionized water and acetone being added in the powder that S1 is obtained and carries out high speed grinding, until fineness 20-24 μ
M obtains mill base；
S3, prepare compression-resistant material: the mill base that S2 is obtained is heated to 58-68 DEG C and isothermal holding 3-4h, later that temperature is cooling
To room temperature, compression-resistant material is obtained；
S4, coating: the compression-resistant material that S3 is obtained is coated to the surface of punch assembly (10)；
S5, yin dry: the punch assembly (10) that S4 is obtained dries 9-10h at shady and cool ventilation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811041837.5A CN109226564A (en) | 2018-09-07 | 2018-09-07 | A kind of automobile parts stamping die of easy discharging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811041837.5A CN109226564A (en) | 2018-09-07 | 2018-09-07 | A kind of automobile parts stamping die of easy discharging |
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| Publication Number | Publication Date |
|---|---|
| CN109226564A true CN109226564A (en) | 2019-01-18 |
Family
ID=65060095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811041837.5A Pending CN109226564A (en) | 2018-09-07 | 2018-09-07 | A kind of automobile parts stamping die of easy discharging |
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| CN209502813U (en) * | 2018-09-07 | 2019-10-18 | 盐城都亭汽车部件有限公司 | A kind of automobile parts stamping die of easy discharging |
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Application publication date: 20190118 |