CN104226814A - Crucible bottom forming die for chemical metallic crucible - Google Patents
Crucible bottom forming die for chemical metallic crucible Download PDFInfo
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- CN104226814A CN104226814A CN201410455515.0A CN201410455515A CN104226814A CN 104226814 A CN104226814 A CN 104226814A CN 201410455515 A CN201410455515 A CN 201410455515A CN 104226814 A CN104226814 A CN 104226814A
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- master mold
- male model
- crucible
- fixed
- support
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Abstract
The invention discloses a crucible bottom forming die for a chemical metallic crucible. The crucible bottom forming die for the chemical metallic crucible comprises a male die and a female die. The forming die further comprises automatic discharging mechanisms, a plurality of guide holes are formed in a die cavity of the male die, the automatic discharging mechanisms are installed corresponding to the guide holes one by one, each automatic discharging mechanism comprises a supporting cylinder, a sliding ejector rod, a discharging plate, an installation cylinder and an elastic piece, the supporting cylinders are fixedly arranged at the lower end of the male die, the discharging plates are fixedly arranged at the upper ends of the sliding ejector rods and can sink into the guide holes, the installation cylinders sleeve the sliding ejector rods, the top parts of the installation cylinders are fixedly arranged on the lower end surfaces of the discharging plates, the installation cylinders are vertically and slidably installed in the guide holes, the lower ends of the sliding ejector rods penetrate through the through holes of the supporting cylinders, an ascending limiting device is arranged between each sliding ejector rod and the corresponding supporting cylinder, and each elastic piece is installed in the corresponding installation cylinder and is located between the corresponding discharging plate and the corresponding supporting cylinder. The forming die has the advantages that the crucible bottom can be formed in one step, the edge of the crucible bottom is not easily wrinkled, the crucible bottom can be automatically discharged after stamping, the labor is saved and the efficiency is improved.
Description
Technical field
The present invention relates to a kind of mould, refer to a kind of the bottom of a pan mould of chemical industry metallic crucible especially.
Background technology
The metallic crucible of chemical industry is used to carry out holding chemical substance and container to its high-temperature heating, and it is bulky, shaping more difficult, is generally the bottom of a pan to crucible, pot status is split into type, then weld.The mould in the bottom of a pan of so current crucible is generally rotary press modelling.Right this shaping mould has following weak point.1., although this shaping mould structure is simple, formed precision is not high enough, and edge, the bottom of a pan easily occurs buckling phenomena; 2. work hardening, surface scratch are serious, the defects such as the bottom of a pan warpage, edge out-of-flatness; 3. manufacture shaping efficiency in the bottom of a pan is low.。
Summary of the invention
Technical problem to be solved by this invention is: the bottom of a pan mould providing a kind of chemical industry metallic crucible, this forming die structure is reasonable, product one-shot forming, not easily there is buckling phenomena in edge, the bottom of a pan, and utilize automatic discharger after punching press completes, self-emptying can be carried out to the bottom of a pan, save manpower, improve efficiency.
For solving the problems of the technologies described above, technical scheme of the present invention is: a kind of the bottom of a pan mould of chemical industry metallic crucible, comprise master mold and male model, described master mold upper end is provided with the die cavity of indent, described male model lower end be provided with coordinate with die cavity press down projection, described mould also comprises automatic discharger, several pilot holes are provided with in the die cavity of described master mold, the one_to_one corresponding of described automatic discharger and pilot hole is installed, each automatic discharger includes support tube, sliding mandril, reclaiming plate, mounting cylinder and elastic component, described support tube is fixed on the lower end of master mold, the lower end base plate of this support tube is provided with through hole, described reclaiming plate is fixed on the upper end of sliding mandril and can sinks in pilot hole, described mounting cylinder is equal opening up and down, and mounting cylinder is enclosed within the lower surface that reclaiming plate is fixed at outside sliding mandril and top, described mounting cylinder is vertically slidably mounted in pilot hole, the through hole of support tube is passed in the lower end of described sliding mandril, the up stopping means of the upward position of limit slippage push rod is provided with between this sliding mandril and support tube, described elastic component to be installed in mounting cylinder and between reclaiming plate and support tube.
As the preferred scheme of one, described elastic component is excellent power blob of viscose, and the lower end of this excellent power blob of viscose and the lower end contacts baseplate of support tube are provided with cushion block between the upper end of described excellent power blob of viscose and reclaiming plate.
As the preferred scheme of one, the outer peripheral face of described male model is provided with several elastic material devices, this elastic material device comprises the hold-down support being fixed on male model periphery; Vertically be slidably mounted on the depression bar of hold-down support; Be fixed on the briquetting of depression bar lower end; Be arranged at the elastic component between briquetting and hold-down support, arrange and limit the descending descending stopping means of depression bar between the upper end of described depression bar and hold-down support, the lower surface of this briquetting briquetting when initial position presses down protruding lower surface lower than male model.
As the preferred scheme of one, the quantity of described elastic material device is 12 and is distributed on the periphery of male model.
As the preferred scheme of one, described master mold is provided with at least three alignment pins, these at least three alignment pins are in the outside of die cavity and are positioned on same circular arc.
As the preferred scheme of one, described each alignment pin is all installed in the locating hole of master mold, is provided with Compress Spring between this alignment pin and locating hole.
As the preferred scheme of one, the bottom of described master mold is fixed with contour lower outside support ring and lower inside support ring.
As the preferred scheme of one, the upper end of described male model is fixed with contour upper outside support ring and upper inside support ring, and described hold-down support is welded on upper outside support ring.
After have employed technique scheme, effect of the present invention is: because described mould also comprises automatic discharger, several pilot holes are provided with in the die cavity of described master mold, the one_to_one corresponding of described automatic discharger and pilot hole is installed, each automatic discharger includes support tube, sliding mandril, reclaiming plate, mounting cylinder and elastic component, described support tube is fixed on the lower end of master mold, the lower end base plate of this support tube is provided with through hole, described reclaiming plate is fixed on the upper end of sliding mandril and can sinks in pilot hole, described mounting cylinder is equal opening up and down, and mounting cylinder is enclosed within the lower surface that reclaiming plate is fixed at outside sliding mandril and top, described mounting cylinder is vertically slidably mounted in pilot hole, the through hole of support tube is passed in the lower end of described sliding mandril, the up stopping means of the upward position of limit slippage push rod is provided with between this sliding mandril and support tube, described elastic component to be installed in mounting cylinder and between reclaiming plate and support tube, therefore, when male model presses down, reclaiming plate is subject to downforce and compression elastic piece slide downward finally sinks in pilot hole and do not affect whole punch forming process, when after shaping completing, male model rises, under the back stretch of elastic component, the bottom of a pan can loosen and pop up, like this, the bottom of a pan would not be pasted sticky with master mold, facilitate the bottom of a pan discharging of forming, improve shaping efficiency, simultaneously, male model and master mold coordinate can one-shot forming, and press down the bottom of a pan marginal fold phenomenon in process and compare rotary press modelling and reduce to some extent, improve the qualification rate of product.
Outer peripheral face again due to described male model is provided with several elastic material devices, this elastic material device comprises the hold-down support being fixed on male model periphery; Vertically be slidably mounted on the depression bar of hold-down support; Be fixed on the briquetting of depression bar lower end; Be arranged at the elastic component between briquetting and hold-down support, arrange and limit the descending descending stopping means of depression bar between the upper end of described depression bar and hold-down support, the lower surface of this briquetting briquetting when initial position presses down protruding lower surface lower than male model.Like this, press down in process at male model, male model press down projection when also not contacting with metal slabs, briquetting contacts with metal slabs, so the metal slabs edge outside die cavity just compresses by briquetting, make metal slabs smooth, thus ensure that the precision of punching press, also reduce and occur buckling phenomena at metal slabs edge.
Again due to described master mold being provided with at least three alignment pins, these at least three alignment pins are in the outside of die cavity and are positioned on same circular arc, and this alignment pin can play positioning action when placing metal slabs, facilitates the placement of metal slabs, saves proof time.
Again because the bottom of described master mold is fixed with contour lower outside support ring and lower inside support ring.The slip that this lower outside support ring and lower inside support ring can be sliding mandril provides space, without the need to arranging on the work top of hydraulic press, also can shorten the impulse stroke of hydraulic press simultaneously again.
Again because the upper end of described male model is fixed with contour upper outside support ring and upper inside support ring, described hold-down support is welded on upper outside support ring, and this upper outside support ring and upper inside support ring further shorten the impulse stroke of hydraulic press.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is the partial structurtes sectional view of the embodiment of the present invention;
Fig. 2 is the top view of the master mold of the embodiment of the present invention;
Fig. 3 is the sectional view of Fig. 2 in A-A direction;
Fig. 4 is the sectional view of Fig. 2 in B-B direction;
In accompanying drawing: 1. male model; 2. master mold; 3. die cavity; 4. press down projection; 5. go up inside support ring; 6. upper outside support ring; 7. hold-down support; 8. depression bar; 9. excellent power blob of viscose; 10. briquetting; 11. support tubes; 12. mounting cylinders; 13. reclaiming plates; 14. sliding mandrils; 15 excellent power blob of viscoses; 16. cushion blocks; 17. alignment pins; 18. springs; 19. lower outside support rings; 20. times inside support rings.
Detailed description of the invention
Below by specific embodiment, the present invention is described in further detail.
As shown in Figures 1 to 4, a kind of the bottom of a pan mould of chemical industry metallic crucible, comprise master mold 2 and male model 1, described master mold 2 upper end is provided with the die cavity 3 of indent, described male model 1 lower end be provided with coordinate with die cavity 3 press down protruding 4, described mould also comprises automatic discharger, several pilot holes are provided with in the die cavity 3 of described master mold 2, the one_to_one corresponding of described automatic discharger and pilot hole is installed, each automatic discharger includes support tube 11, sliding mandril 14, reclaiming plate 13, mounting cylinder 12 and elastic component, described support tube 11 is fixed on the lower end of master mold 2, the lower end base plate of this support tube 11 is provided with through hole, described reclaiming plate 13 is fixed on the upper end of sliding mandril 14 and can sinks in pilot hole, described mounting cylinder about 12 is opening all, and mounting cylinder 12 is enclosed within the lower surface that reclaiming plate 13 is fixed at outside sliding mandril 14 and top, described mounting cylinder 12 is vertically slidably mounted in pilot hole, the through hole of support tube 11 is run through in the lower end of described sliding mandril 14, the up stopping means of the upward position of limit slippage push rod 14 is provided with between this sliding mandril 14 and support tube 11, described elastic component to be installed in mounting cylinder 12 and between reclaiming plate 13 and support tube 11.Described elastic component is excellent power blob of viscose 15, the lower end of this excellent power blob of viscose 15 and the lower end contacts baseplate of support tube 11, is provided with cushion block 16 between the upper end of described excellent power blob of viscose 15 and reclaiming plate 13.Certainly, this elastic component can also adopt spring.Wherein, up stopping means comprises the nut being fixed with sliding mandril 14 lower end, and this nut coordinates spacing with the bottom of the lower end base plate of support tube 11.The automatic discharger used in the present embodiment is totally nine covers, and wherein eight covers are circumference uniform distribution peripheries at die cavity 3, remain a set of, are arranged on the center of die cavity 3.
The outer peripheral face of described male model 1 is provided with several elastic material devices, this elastic material device comprises the hold-down support 7 being fixed on male model 1 periphery; Vertically be slidably mounted on the depression bar 8 of hold-down support 7; Be fixed on the briquetting 10 of depression bar 8 lower end; Be arranged at the elastic component between briquetting 10 and hold-down support 7, this elastic component is preferably excellent power blob of viscose 9, arrange between the upper end of described depression bar 8 and hold-down support 7 and limit the descending descending stopping means of depression bar 8, equally, this descending stopping means comprises nut, this nut is fixed on the upper end of depression bar 8, and this nut coordinates with the upper surface of hold-down support 7 position limiting depression bar 8 glide downwards.The lower surface of this briquetting 10 briquetting 10 when initial position lower than male model 1 press down protruding 4 lower surface.The quantity of described elastic material device is 12 and is distributed on the periphery of male model 1.
Described master mold 2 is provided with at least three alignment pins 17, and these at least three alignment pins 17 are in the outside of die cavity 3 and are positioned on same circular arc.Described each alignment pin 17 is all installed in the locating hole of master mold 2, is provided with Compress Spring 18 between this alignment pin 17 and locating hole.
The bottom of described master mold 2 is fixed with contour lower outside support ring 19 and lower inside support ring 20.The upper end of described male model 1 is fixed with contour upper outside support ring 6 and upper inside support ring 5, and described hold-down support 7 is welded on upper outside support ring 6.This upper outside support ring 6 is welded with connecting plate, for being connected with the drift of hydraulic press.
Operation principle of the present invention is: be first fixed on the workbench of hydraulic press by master mold 2, is fixed on the pressure head of hydraulic press by male model 1.Then the metal slabs of circle to be placed on master mold 2 and by alignment pin 17 location, metal slabs to be aimed at die cavity 3 center of master mold 2, then male model 1 presses down, and first briquetting 10 pushes down the edge of metal slabs, then pressing down of male model 1 protruding 4 is pushed down metal slabs and is made it shaping in die cavity 3, and presses down in process in the locating hole that also makes alignment pin 17 press down to fall into and sink to master mold 2.And after shaping, male model 1 rises, the asynchronous rising of briquetting 10, coordinate the elastic force of the excellent power blob of viscose 15 of automatic discharge apparatus to be ejected in the bottom of a pan by reclaiming plate 13, the bottom of a pan is separated with master mold 2, facilitates discharging.
Claims (8)
1. the bottom of a pan mould of a chemical industry metallic crucible, it is characterized in that: comprise master mold and male model, described master mold upper end is provided with the die cavity of indent, described male model lower end be provided with coordinate with die cavity press down projection, described mould also comprises automatic discharger, several pilot holes are provided with in the die cavity of described master mold, the one_to_one corresponding of described automatic discharger and pilot hole is installed, each automatic discharger includes support tube, sliding mandril, reclaiming plate, mounting cylinder and elastic component, described support tube is fixed on the lower end of master mold, the lower end base plate of this support tube is provided with through hole, described reclaiming plate is fixed on the upper end of sliding mandril and can sinks in pilot hole, described mounting cylinder is equal opening up and down, and mounting cylinder is enclosed within the lower surface that reclaiming plate is fixed at outside sliding mandril and top, described mounting cylinder is vertically slidably mounted in pilot hole, the through hole of support tube is passed in the lower end of described sliding mandril, the up stopping means of the upward position of limit slippage push rod is provided with between this sliding mandril and support tube, described elastic component to be installed in mounting cylinder and between reclaiming plate and support tube.
2. the bottom of a pan mould of a kind of chemical industry metallic crucible as claimed in claim 1, it is characterized in that: described elastic component is excellent power blob of viscose, the lower end of this excellent power blob of viscose and the lower end contacts baseplate of support tube, be provided with cushion block between the upper end of described excellent power blob of viscose and reclaiming plate.
3. the bottom of a pan mould of a kind of chemical industry metallic crucible as claimed in claim 2, it is characterized in that: the outer peripheral face of described male model is provided with several elastic material devices, this elastic material device comprises the hold-down support being fixed on male model periphery; Vertically be slidably mounted on the depression bar of hold-down support; Be fixed on the briquetting of depression bar lower end; Be arranged at the elastic component between briquetting and hold-down support, arrange and limit the descending descending stopping means of depression bar between the upper end of described depression bar and hold-down support, the lower surface of this briquetting briquetting when initial position presses down protruding lower surface lower than male model.
4. the bottom of a pan mould of a kind of chemical industry metallic crucible as claimed in claim 3, is characterized in that: the quantity of described elastic material device is 12 and is distributed on the periphery of male model.
5. the bottom of a pan mould of a kind of chemical industry metallic crucible as claimed in claim 4, is characterized in that: described master mold is provided with at least three alignment pins, and these at least three alignment pins are in the outside of die cavity and are positioned on same circular arc.
6. the bottom of a pan mould of a kind of chemical industry metallic crucible as claimed in claim 5, is characterized in that: described each alignment pin is all installed in the locating hole of master mold, is provided with Compress Spring between this alignment pin and locating hole.
7. the bottom of a pan mould of a kind of chemical industry metallic crucible as claimed in claim 6, is characterized in that: the bottom of described master mold is fixed with contour lower outside support ring and lower inside support ring.
8. the bottom of a pan mould of a kind of chemical industry metallic crucible as claimed in claim 7, is characterized in that: the upper end of described male model is fixed with contour upper outside support ring and upper inside support ring, and described hold-down support is welded on upper outside support ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410455515.0A CN104226814B (en) | 2014-09-09 | 2014-09-09 | The bottom of a pan mould of metallic crucible for a kind of chemical industry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410455515.0A CN104226814B (en) | 2014-09-09 | 2014-09-09 | The bottom of a pan mould of metallic crucible for a kind of chemical industry |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104226814A true CN104226814A (en) | 2014-12-24 |
| CN104226814B CN104226814B (en) | 2016-05-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410455515.0A Active CN104226814B (en) | 2014-09-09 | 2014-09-09 | The bottom of a pan mould of metallic crucible for a kind of chemical industry |
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| CN (1) | CN104226814B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB837105A (en) * | 1957-02-04 | 1960-06-09 | Rose Vale Mfg Company Ltd | A method and means for press-forming articles |
| SU599892A1 (en) * | 1976-10-21 | 1978-03-30 | Chauzov Arkadij S | Die set for drawing with counter-pressure |
| JP2006150393A (en) * | 2004-11-29 | 2006-06-15 | Tanaka Kikinzoku Kogyo Kk | Method of manufacturing reinforced platinum/platinum composite material, reinforced platinum/platinum composite material manufactured by the method, and crucible made of reinforced platinum/platinum composite material |
| CN202239270U (en) * | 2011-09-27 | 2012-05-30 | 苏州先端稀有金属有限公司 | Tungsten crucible stamping die |
| CN202877378U (en) * | 2012-10-09 | 2013-04-17 | 刘海标 | Automatic ejection flanging die |
| CN204074930U (en) * | 2014-09-09 | 2015-01-07 | 江苏中核利柏特股份有限公司 | A kind of the bottom of a pan mould of chemical industry metallic crucible |
-
2014
- 2014-09-09 CN CN201410455515.0A patent/CN104226814B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB837105A (en) * | 1957-02-04 | 1960-06-09 | Rose Vale Mfg Company Ltd | A method and means for press-forming articles |
| SU599892A1 (en) * | 1976-10-21 | 1978-03-30 | Chauzov Arkadij S | Die set for drawing with counter-pressure |
| JP2006150393A (en) * | 2004-11-29 | 2006-06-15 | Tanaka Kikinzoku Kogyo Kk | Method of manufacturing reinforced platinum/platinum composite material, reinforced platinum/platinum composite material manufactured by the method, and crucible made of reinforced platinum/platinum composite material |
| CN202239270U (en) * | 2011-09-27 | 2012-05-30 | 苏州先端稀有金属有限公司 | Tungsten crucible stamping die |
| CN202877378U (en) * | 2012-10-09 | 2013-04-17 | 刘海标 | Automatic ejection flanging die |
| CN204074930U (en) * | 2014-09-09 | 2015-01-07 | 江苏中核利柏特股份有限公司 | A kind of the bottom of a pan mould of chemical industry metallic crucible |
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| Publication number | Publication date |
|---|---|
| CN104226814B (en) | 2016-05-04 |
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Address after: Shanghai road Suzhou City, Jiangsu province 215611 Zhangjiagang Free Trade Zone No. 55 Jiangsu Libaite Limited by Share Ltd Patentee after: Jiangsu Libaite Limited by Share Ltd Address before: No. 55 Jiangsu road Suzhou city Shanghai Libaite Limited by Share Ltd in Jiangsu province 215634 Zhangjiagang Free Trade Zone Patentee before: Jiangsu China Nuclear Industry Libert Inc. |