CN205464339U - Pulverulent product finishing machine bed die floating installation - Google Patents
Pulverulent product finishing machine bed die floating installation Download PDFInfo
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- CN205464339U CN205464339U CN201521059756.XU CN201521059756U CN205464339U CN 205464339 U CN205464339 U CN 205464339U CN 201521059756 U CN201521059756 U CN 201521059756U CN 205464339 U CN205464339 U CN 205464339U
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- China
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- oil cylinder
- goods
- former oil
- bed die
- guide pillar
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- 238000009434 installation Methods 0.000 title abstract 2
- 239000007788 liquid Substances 0.000 claims abstract description 16
- 239000003921 oil Substances 0.000 claims description 80
- 238000006243 chemical reaction Methods 0.000 claims description 15
- 239000010727 cylinder oil Substances 0.000 claims description 13
- 239000000843 powder Substances 0.000 claims description 9
- 239000002828 fuel tank Substances 0.000 claims description 6
- 239000010720 hydraulic oil Substances 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 3
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 abstract 5
- 238000000465 moulding Methods 0.000 abstract 3
- 230000000694 effects Effects 0.000 description 3
- 238000005245 sintering Methods 0.000 description 3
- 230000010339 dilation Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 1
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- Presses And Accessory Devices Thereof (AREA)
Abstract
The utility model relates to a pulverulent product finishing machine bed die floating installation. Including bed die hydro -cylinder (13), bed die hydro -cylinder (13) upper portion is connected with down guide pillar (5), linked firmly on guide pillar (5) down female moulding board (4), there is the oil tank bed die hydro -cylinder (13) outer antithetical couplet. The utility model discloses when the lower surface of goods is run into soon to the down stroke, open solenoid valve behind the solenoid valve powered on on the electromagnetic relief valve, the bed die hydro -cylinder that has great pressure passes through solenoid valve off -load oil return to gas -liquid and changes the jar, pressure in the bed die hydro -cylinder reduces in the twinkling of an eye, this descends the guide pillar to hold up female moulding board in the twinkling of an eye and makes its no pressure that floats, female moulding board does not have holding power and frictional force to goods in last bed die chamber yet, goods only have the upper punch, the power and the size of down stroke both ends face equal, the goods external diameters was on this moment, the linear expansion size equals down, therefore reach on the goods external diameter, the lower the same qualified goods of size.
Description
Technical field
This utility model relates to the finishing machine for powder products bed die floating device used during the finishing after sintering of the important device on a kind of finishing machine for powder products, i.e. pulverulent product.
Background technology
According to the production technology of pulverulent product, could use after the most sintered finishing of pulverulent product.And existing finishing machine for powder products when pulverulent product finishing upper punch stress more than undershoot stress, so the upper linear of the goods external diameter after shaping expands and expands more than lower linear, there will be the situation that goods upper big, lower small size is inconsistent, the underproof phenomenon of goods even occurs.
Utility model content
Technical problem to be solved in the utility model is: provide a kind of finishing machine for powder products bed die floating device, make goods during finishing on finishing machine for powder products, the upper and lower suffered pressure of finishing goods is identical, reach the goods outside dimension after finishing unanimous between the higher and lower levels, meet goods requirement, guarantee the precision of finishing goods, improve job efficiency, reduce production cost.
For this technical solution adopted in the utility model it is: this utility model includes former oil cylinder (13), described former oil cylinder (13) top connects lower guide pillar (5), it is fixed with negative template (4) on described lower guide pillar (5), outside described former oil cylinder (13), is associated with fuel tank.
Described fuel tank includes check valve (16), electromagnetic relief valve (17) and gas-liquid conversion cylinder (18), and the hydraulic oil of described former oil cylinder (13) is realized and the two-way flow of gas-liquid conversion cylinder (18) by check valve (16), electromagnetic relief valve (17).
Described former oil cylinder (13) includes oil cylinder upper press cover (10), former oil cylinder piston (11), former oil cylinder oil pocket (12)；
Described lower guide pillar (5) lower removable connects and stretches in lower fixed seat (9), described former oil cylinder piston (11) is arranged in lower fixed seat (9) and is connected to lower guide pillar (5) bottom, described former oil cylinder oil pocket (12) is arranged in lower fixed seat (9) and is in the bottom of described former oil cylinder piston (11), forms the space housing hydraulic oil between described former oil cylinder piston (11) and former oil cylinder oil pocket (12)；
It is spacing with formed former oil cylinder piston (11) that described oil cylinder upper press cover (10) is arranged in described lower fixed seat (9) and is in the top of described former oil cylinder piston (11).
Described lower guide pillar (5) top is fixed with negative template (4), and lower guide pillar (5) is connected with the undershoot fixed plate (6) being between described negative template (4) and lower fixed seat (9)；
Described negative template (4), undershoot fixed plate (6), lower fixed seat (9) middle part offers the cavity of correspondence and penetrates for plug (8) and can move up and down along this cavity, is provided with the middle die cavity for goods (2) finishing and cavity space in described negative template (4)；
Penetrating upper punch (1) on described negative template (4), described upper punch (1) is moveable to contact with goods (2), and described undershoot fixed plate (6) is fixed with the undershoot (3) being correspondingly arranged with described upper punch (1).
Being provided with the trim ring (7) being installed on lower fixed seat (9) between described undershoot fixed plate (6) and lower fixed seat (9), described trim ring (7) can form the support to described undershoot fixed plate (6).
Described plug (8) bottom connects has plug piston (14), described plug piston (14) to be seated on plug piston lower cover (15) being connected with lower fixed seat (9).
The finishing of finishing machine for powder products bed die floating device, follows the steps below:
1) being placed on the middle die cavity of negative template (4) by the pulverulent product (2) after sintering, upper punch (1) moves down, and pushes down goods (2) and enters cavity space, and plug (8) inserts in the endoporus of goods (2) and upper punch (1)；
2) time until undershoot (3) encounters the lower surface of goods (2) soon, there is former oil cylinder (13) oil return of bigger pressure to gas-liquid conversion cylinder (18), pressure instantaneous reduction in former oil cylinder (13), under this moment, guide pillar (5) holds up negative template (4) and makes its no pressure that floats；
3) then upper punch (1) crosses lower dead center, and upper punch (1) rises, and undershoot (3), under the effect of machine mould emptier, is moved up by undershoot (3) by undershoot fixed plate (6), and undershoot (2) drives goods (2) to eject negative template；
4) low pressure oil on gas-liquid conversion cylinder (18) makes negative template (4) reset to former oil cylinder (13) fuel feeding simultaneously.
The utility model has the advantages that: 1) this utility model is when undershoot encounters the lower surface of goods soon, solenoid valves rear electromagnetic valve on electromagnetic relief valve is opened, the former oil cylinder having bigger pressure passes through electromagnetic valve off-load oil return to gas-liquid conversion cylinder, former in-oil cylinder pressure instantaneous reduction, under this moment, guide pillar holds up negative template and makes its no pressure that floats, negative impression on negative template to goods also without support force and frictional force, goods only have upper punch, the power of undershoot both ends of the surface and equal in magnitude, now goods external diameter is upper, lower linear dilation dimension is equal, thus reach on goods external diameter, the qualified product that lower size is the same.
2) this utility model former oil cylinder oil circuit control is made up of electromagnetic relief valve, check valve parallel connection and gas-liquid conversion cylinder, and overflow valve is united two into one by this mechanism with electromagnetic valve, simple and reliable for structure, economical.
3) bottom of the lower guide pillar of this utility model every connects has former oil cylinder piston to constitute former oil cylinder with four former oil cylinder oil pockets in lower fixed seat, spacing by oil cylinder upper press cover when negative template resets；This mechanism's former oil cylinder is the overall structure being directly made on lower fixed seat, and pressure-bearing is high, intensity is high, safety is high.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is I enlarged drawing in Fig. 1.
Figure 1 is upper punch, 2 be goods, 3 be undershoot, 4 be negative template, 5 be lower guide pillar, 6 be undershoot fixed plate, 7 be trim ring, 8 be plug, 9 be lower fixed seat, 10 be oil cylinder upper press cover, 11 be former oil cylinder piston, 12 be former oil cylinder oil pocket, 13 be former oil cylinder, 14 be plug piston, 15 be plug piston lower cover, 16 be check valve, 17 be electromagnetic relief valve, 18 for gas-liquid conversion cylinder.
Detailed description of the invention
This utility model includes former oil cylinder 13, and described former oil cylinder 13 top connects lower guide pillar 5, described lower guide pillar 5 is fixed with negative template 4, is associated with fuel tank outside described former oil cylinder 13.
Described fuel tank includes check valve 16, electromagnetic relief valve 17 and gas-liquid conversion cylinder 18, and the hydraulic oil of described former oil cylinder 13 is realized and the two-way flow of gas-liquid conversion cylinder 18 by check valve 16, electromagnetic relief valve 17.
Described former oil cylinder 13 includes oil cylinder upper press cover 10, former oil cylinder piston 11, former oil cylinder oil pocket 12；
Described lower guide pillar 5 lower removable connects and stretches in lower fixed seat 9, in described former oil cylinder piston 11 is arranged on lower fixed seat 9 and be connected to lower guide pillar 5 bottom, in described former oil cylinder oil pocket 12 is arranged on lower fixed seat 9 and be in the bottom of described former oil cylinder piston 11, between described former oil cylinder piston 11 and former oil cylinder oil pocket 12, form the space of accommodating hydraulic oil；
In described oil cylinder upper press cover 10 is arranged on described lower fixed seat 9 and to be in the top of described former oil cylinder piston 11 spacing with formed former oil cylinder piston 11.
Described lower guide pillar 5 top is fixed with negative template 4, and lower guide pillar 5 is connected with the undershoot fixed plate 6 being between described negative template 4 and lower fixed seat 9；
The cavity offering correspondence in the middle part of described negative template 4, undershoot fixed plate 6, lower fixed seat 9 penetrates for plug 8 and can move up and down along this cavity, is provided with the middle die cavity for goods 2 finishing and cavity space in described negative template 4；
Penetrating upper punch 1 on described negative template 4, described upper punch 1 is moveable to contact with goods 2, and described undershoot fixed plate 6 is fixed with the undershoot 3 being correspondingly arranged with described upper punch 1.
Being provided with the trim ring 7 being installed on lower fixed seat 9 between described undershoot fixed plate 6 and lower fixed seat 9, described trim ring 7 can form the support to described undershoot fixed plate 6.
Described plug 8 bottom connects has plug piston 14, described plug piston 14 to be seated on the plug piston lower cover 15 being connected with lower fixed seat 9.
Negative template 4 of the present utility model is connected on lower fixed seat 9 by lower guide pillar 5, upper punch 1 is connected on machine on traveller, undershoot 3 is connected in undershoot fixed plate 6, it is seated in during undershoot fixed plate 6 finishing on the trim ring 7 being fixed on lower fixed seat 9, plug 8 bottom connects has plug piston 14, plug piston 14 to be seated on the plug piston lower cover 15 being connected with lower fixed seat 9；Lower guide pillar 5 bottom connects former oil cylinder piston 11, with former oil cylinder oil pocket 12 on lower fixed seat 9 and push down the oil cylinder upper press cover 10 of former oil cylinder piston and constitute former oil cylinder 13, former oil cylinder 13 be parallel with check valve 16, the oil circuit control of electromagnetic relief valve 17 is connected, oil circuit control is connected with the low pressure pipe of gas-liquid conversion cylinder 18, and gas-liquid conversion cylinder 18 is connected with the gas circuit of machine.
During the work of this utility model finishing machine, being placed on the middle die cavity of negative template 4 by the pulverulent product 2 after sintering, upper punch 1 moves down under the effect of traveller on power source, pushes down goods 2 and enters cavity space, and plug 8 inserts in the endoporus of goods 2 and upper punch 1.During until undershoot 3 encounters the lower surface of goods 2 soon, solenoid valves rear electromagnetic valve on electromagnetic relief valve 17 is opened, the former oil cylinder 13 having bigger pressure passes through electromagnetic valve off-load oil return to gas-liquid conversion cylinder 18, pressure instantaneous reduction in former oil cylinder 13, under this moment, guide pillar 5 holds up negative template 4 and makes its no pressure that floats, negative impression on negative template 4 to goods 2 also without support force and frictional force, goods 2 only have upper punch 1, the power of undershoot 3 both ends of the surface and equal in magnitude, now goods external diameter is upper, lower linear dilation dimension is equal, thus reach on goods external diameter, the qualified product that lower size is the same.Then upper punch 1 crosses lower dead center, and upper punch 1 rises, and undershoot 3, under the effect of machine mould emptier, is moved up by undershoot 3 by undershoot fixed plate 6, and undershoot 2 drives goods 2 to eject negative template.Electromagnetic valve power-off on electromagnetic relief valve 17 simultaneously, closed electromagnetic valve oil circuit disconnects, and the low pressure oil being connected on the gas-liquid conversion cylinder 18 of machine gas circuit makes negative template 4 reset by check valve 16 to former oil cylinder 13 fuel feeding.
Claims (2)
1. finishing machine for powder products bed die floating device, it is characterized in that, including former oil cylinder (13), described former oil cylinder (13) top connects lower guide pillar (5), it is fixed with negative template (4) on described lower guide pillar (5), outside described former oil cylinder (13), is associated with fuel tank；
Described former oil cylinder (13) includes oil cylinder upper press cover (10), former oil cylinder piston (11), former oil cylinder oil pocket (12)；
Described lower guide pillar (5) lower removable connects and stretches in lower fixed seat (9), described former oil cylinder piston (11) is arranged in lower fixed seat (9) and is connected to lower guide pillar (5) bottom, described former oil cylinder oil pocket (12) is arranged in lower fixed seat (9) and is in the bottom of described former oil cylinder piston (11), forms the space housing hydraulic oil between described former oil cylinder piston (11) and former oil cylinder oil pocket (12)；
It is spacing with formed former oil cylinder piston (11) that described oil cylinder upper press cover (10) is arranged in described lower fixed seat (9) and is in the top of described former oil cylinder piston (11)；
Described lower guide pillar (5) top is fixed with negative template (4), and lower guide pillar (5) is connected with the undershoot fixed plate (6) being between described negative template (4) and lower fixed seat (9)；
Described negative template (4), undershoot fixed plate (6), lower fixed seat (9) middle part offers the cavity of correspondence and penetrates for plug (8) and can move up and down along this cavity, is provided with the middle die cavity for goods (2) finishing and cavity space in described negative template (4)；
Penetrating upper punch (1) on described negative template (4), described upper punch (1) is moveable to contact with goods (2), and described undershoot fixed plate (6) is fixed with the undershoot (3) being correspondingly arranged with described upper punch (1)；
Being provided with the trim ring (7) being installed on lower fixed seat (9) between described undershoot fixed plate (6) and lower fixed seat (9), described trim ring (7) can form the support to described undershoot fixed plate (6)；
Described plug (8) bottom connects has plug piston (14), described plug piston (14) to be seated on plug piston lower cover (15) being connected with lower fixed seat (9).
Finishing machine for powder products bed die floating device the most according to claim 1, it is characterized in that, described fuel tank includes check valve (16), electromagnetic relief valve (17) and gas-liquid conversion cylinder (18), and the hydraulic oil of described former oil cylinder (13) is realized and the two-way flow of gas-liquid conversion cylinder (18) by check valve (16), electromagnetic relief valve (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521059756.XU CN205464339U (en) | 2015-12-19 | 2015-12-19 | Pulverulent product finishing machine bed die floating installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521059756.XU CN205464339U (en) | 2015-12-19 | 2015-12-19 | Pulverulent product finishing machine bed die floating installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205464339U true CN205464339U (en) | 2016-08-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521059756.XU Active CN205464339U (en) | 2015-12-19 | 2015-12-19 | Pulverulent product finishing machine bed die floating installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205464339U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105537597A (en) * | 2015-12-19 | 2016-05-04 | 扬州市海力精密机械制造有限公司 | Female mould floating device of powder product finishing machine and finishing process of female mould floating device |
-
2015
- 2015-12-19 CN CN201521059756.XU patent/CN205464339U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105537597A (en) * | 2015-12-19 | 2016-05-04 | 扬州市海力精密机械制造有限公司 | Female mould floating device of powder product finishing machine and finishing process of female mould floating device |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |