CN103722098A - Die ejector device - Google Patents
Die ejector device Download PDFInfo
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- CN103722098A CN103722098A CN201310681797.1A CN201310681797A CN103722098A CN 103722098 A CN103722098 A CN 103722098A CN 201310681797 A CN201310681797 A CN 201310681797A CN 103722098 A CN103722098 A CN 103722098A
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- fore
- sleeve
- spring
- ejection device
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Abstract
The invention discloses a die ejector device, and relates to the field of pushing-out equipment. The die ejector device is not prone to being damaged, can prevent materials from being damaged due to the fact that the materials collide with a stamping die, and is long in service life and high in practicality. The die ejector device comprises a sleeve, an ejector column and a limiting block. The ejector column and the sleeve are matched in an up-and-down sliding mode. A first spring is arranged in the sleeve. The die ejector device further comprises an upper ejector plate, a buffer plate and a connecting column. The buffer plate is located above the ejector column. The upper ejector plate is located above the buffer plate. A fixing groove is formed in the top end of the upper ejector plate. At least one second spring and at least one pressure block are arranged in the fixing groove. The top end of the connecting column is fixedly connected with the upper ejector plate. An insertion hole is formed in the position, corresponding to the connecting column, of the buffer plate. The connecting column penetrates through the insertion hole. A third spring is arranged between the upper ejector plate and the buffer plate. The connecting column is sleeved with the third spring, and a vent hole is formed in the bottom of the sleeve.
Description
Technical field
The present invention relates to material extrusion technique field, particularly relate to a kind of mould ejection device.
Background technology
As everyone knows, mould ejection device is a kind of equipment that the material in diel is ejected of being used for, and is widely used in field of industrial production; Existing mould ejection device comprises sleeve and the fore-set being slidably connected with sleeve, is provided with spring in sleeve; And mould ejection device is general and diel is used in conjunction with, diel comprises module and lower module, mould ejection device operated by rotary motion is at lower module, during work, the upper module of diel comes downwards to bottom dead centre and pushes down mould ejection device, after punching press completes, upper module is up, and mould ejection device just ejects material from lower module.
Existing mould ejection device, during work, the direct Impact mould Lifting Device of the upper module of diel, because the spring strength of sleeve inner is limited, and mould ejection device itself is also more fragile, so mould ejection device is easily damaged.Meanwhile, can there is larger collision with diel in some material, cause material damaged after being ejected.In addition, existing mould ejection device, its fore-set upper end is fixed, and therefore there will be Lifting Device to be not suitable with the situation of material form, and when fore-set damages, needs integral replacing mould ejection device, has reduced practicality and the service life of this device.
Summary of the invention
For solving the problems of the technologies described above, the invention provides and be a kind ofly difficult for damagedly, can prevent that material and diel from bumping simultaneously and cause material damage, long service life, practical mould ejection device.
Mould ejection device of the present invention, comprise sleeve, fore-set and limited block, in sleeve, be provided with sliding cavity, the bottom of fore-set stretches in sliding cavity, and fore-set slides up and down and coordinates with sleeve, limited block is positioned at the top of sleeve, when fore-set moves up to extreme position, limited block contacts and limit fore-set to be continued to move upward with fore-set, is provided with the first spring in sliding cavity, the top of the first spring contacts with the bottom of fore-set, and the bottom of the first spring contacts with sleeve, also comprise upper plate, buffer board and joint pin, buffer board is positioned at the top of fore-set and is threaded connection with fore-set, upper plate is positioned at the top of buffer board, the top of upper plate is provided with holddown groove, and in holddown groove, be provided with at least one second spring and at least one briquetting, one end of each the second spring is connected with the sidewall of holddown groove, the other end of each the second spring is connected with a briquetting, top and the upper plate of joint pin are fixed, on buffer board, be provided with jack with the corresponding position of joint pin, joint pin is through jack, between upper plate and buffer board, be provided with the 3rd spring, the 3rd spring housing is contained in the outside of joint pin, the bottom of sleeve is provided with passage.
Further, mould ejection device of the present invention, limited block and sleeve are connected by screw.
Further, mould ejection device of the present invention, the sidewall of fore-set is provided with rectangle projection, rectangle projection vertically extends to the top of fore-set from the bottom of fore-set, on the madial wall of sleeve, be provided with the rectangular recess adapting with rectangle projection, rectangular recess extends to top from sleeve inner bottom part, and rectangle projection and rectangular recess are slidably connected.
Further, mould ejection device of the present invention, fore-set inside is hollow structure.
Further, mould ejection device of the present invention, the sidewall of sleeve is provided with outer pin hole and the spacer pin that runs through barrel, and fore-set side is provided with interior pin hole, and when fore-set goes downwards to bottom dead centre, outer pin hole is coaxial with interior pin hole.
Further, mould ejection device of the present invention, is provided with screw under the outer pin hole in sleeve lateral wall, is provided with rotating moving block on screw, one end of moving block is provided with the pin putting hole corresponding with spacer pin, and spacer pin is positioned in pin putting hole.
Compared with prior art beneficial effect of the present invention is: by said structure, design, the upper module of diel obtains the buffering of the 3rd spring between buffer board and upper plate to the impact of mould ejection device, make mould ejection device not be vulnerable to the destruction of impulsive force, simultaneously for some materials, can use the briquetting in holddown groove that material is compressed, while preventing that material from coming off and diel produce and collide with, damage material.When some material is not suitable with upper plate or upper plate damage, can change corresponding upper plate, and without integral replacing mould ejection device, increase the practicality of this mould ejection device, extend service life.
Accompanying drawing explanation
Fig. 1 is that the master of mould ejection device of the present invention looks cutaway view;
Fig. 2 is the top view of upper plate of the present invention;
Fig. 3 be in Fig. 1 along A-A to profile.
In Fig. 1-3,1: sleeve; 2: fore-set; 3: limited block; 4: the first springs; 5: upper plate; 6: buffer board; 7: joint pin; 8: holddown groove; 9: the second springs; 10: briquetting; 11: jack; 12: the three springs; 13: passage; 14: rectangle projection; 15: rectangular recess; 16: spacer pin; 17: screw; 18: moving block.
The specific embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.Following examples are used for illustrating the present invention, but are not used for limiting the scope of the invention.
As shown in Figures 1 to 3, mould ejection device of the present invention, comprises sleeve 1, fore-set 2 and limited block 3, is provided with sliding cavity in sleeve, the bottom of fore-set stretches in sliding cavity, and fore-set slides up and down and coordinates with sleeve, limited block is positioned at the top of sleeve, when fore-set moves up to extreme position, limited block contacts and limit fore-set to be continued to move upward with fore-set, the top that is provided with the first spring 4, the first springs in sliding cavity contacts with the bottom of fore-set, and the bottom of the first spring contacts with sleeve, also comprise upper plate 5, buffer board 6 and joint pin 7, buffer board is positioned at the top of fore-set and is threaded connection with fore-set, upper plate is positioned at the top of buffer board, the top of upper plate is provided with holddown groove 8, and in holddown groove, be provided with at least one second spring 9 and at least one briquetting 10, one end of each the second spring is connected with the sidewall of holddown groove, the other end of each the second spring is connected with a briquetting, top and the upper plate of joint pin are fixed, on buffer board, be provided with jack 11 with the corresponding position of joint pin, joint pin is through jack, between upper plate and buffer board, be provided with the 3rd spring 12, the 3rd spring housing is contained in the outside of joint pin, the bottom of sleeve is provided with passage 13.
By said structure, design, the upper module of diel obtains the buffering of the 3rd spring between buffer board and upper plate to the impact of mould ejection device, makes mould ejection device not be vulnerable to the destruction of impulsive force.Simultaneously, for some material, can use the briquetting in holddown groove that material is compressed, prevent from when material from coming off producing and colliding with diel, damage material.When some material is not suitable with upper plate or upper plate damage, can change corresponding upper plate, and without integral replacing mould ejection device, increase the practicality of this mould ejection device, extend service life.
Preferably, mould ejection device of the present invention, limited block and sleeve are connected by screw.The chief reason of this design is to use screw to be connected and installed conveniently.
Preferably, mould ejection device of the present invention, the sidewall of fore-set is provided with rectangle projection 14, rectangle projection vertically extends to the top of fore-set from the bottom of fore-set, on the madial wall of sleeve, be provided with the rectangular recess 15 adapting with rectangle projection, rectangular recess extends to top from sleeve inner bottom part, and rectangle projection and rectangular recess are slidably connected.The main purpose of this design is to prevent to produce relative rotation between fore-set and sleeve, thereby produces vibrations, the eject effect of impact to material.
Preferably, mould ejection device of the present invention, fore-set inside is hollow structure.The object of this design is to alleviate the weight of fore-set, has saved material on the one hand, has also alleviated on the other hand the pressure of the first spring, and the first spring is more easily ejected fore-set and material.
Preferably, mould ejection device of the present invention, the sidewall of sleeve is provided with outer pin hole and the spacer pin 16 that runs through barrel, and fore-set side is provided with interior pin hole, and when fore-set goes downwards to bottom dead centre, outer pin hole is coaxial with interior pin hole.The main purpose of this design is, when diel needs repairing, fore-set can be fixed on to lower dead point position, like this carrying out of convenient for maintaining operation.
Preferably, mould ejection device of the present invention, is provided with screw 17 under the outer pin hole in sleeve lateral wall, be provided with rotating moving block 18 on screw, one end of moving block is provided with the pin putting hole corresponding with spacer pin, and spacer pin is positioned in pin putting hole.The object of this design is, when this mould ejection device is normally used, spacer pin can be placed in pin putting hole, to use next time.
Below be only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of the technology of the present invention principle; can also make some improvement and modification, these improve and modification also should be considered as protection scope of the present invention.
Claims (6)
1. a mould ejection device, comprise sleeve, fore-set and limited block, in described sleeve, be provided with sliding cavity, the bottom of described fore-set stretches in sliding cavity, and described fore-set slides up and down and coordinates with sleeve, described limited block is positioned at the top of sleeve, when fore-set moves up to extreme position, described limited block contacts and limit fore-set to be continued to move upward with fore-set, in described sliding cavity, be provided with the first spring, the top of described the first spring contacts with the bottom of fore-set, and the bottom of described the first spring contacts with sleeve, it is characterized in that, also comprise upper plate, buffer board and joint pin, described buffer board is positioned at the top of fore-set and is threaded connection with fore-set, described upper plate is positioned at the top of buffer board, the top of described upper plate is provided with holddown groove, and in described holddown groove, be provided with at least one second spring and at least one briquetting, one end of described each the second spring is connected with the sidewall of holddown groove, the other end of described each the second spring is connected with a briquetting, top and the upper plate of described joint pin are fixed, on described buffer board, be provided with jack with the corresponding position of joint pin, described joint pin is through described jack, between described upper plate and buffer board, be provided with the 3rd spring, described the 3rd spring housing is contained in the outside of described joint pin, the bottom of described sleeve is provided with passage.
2. mould ejection device as claimed in claim 1, is characterized in that, described limited block and sleeve are connected by screw.
3. mould ejection device as claimed in claim 1, it is characterized in that, the sidewall of described fore-set is provided with rectangle projection, described rectangle projection vertically extends to the top of fore-set from the bottom of fore-set, on the madial wall of described sleeve, be provided with the rectangular recess adapting with described rectangle projection, described rectangular recess extends to top from sleeve inner bottom part, and described rectangle projection and rectangular recess are slidably connected.
4. mould ejection device as claimed in claim 1, is characterized in that, described fore-set inside is hollow structure.
5. mould ejection device as claimed in claim 1, it is characterized in that, the sidewall of described sleeve is provided with outer pin hole and the spacer pin that runs through barrel, and described fore-set side is provided with interior pin hole, when fore-set goes downwards to bottom dead centre, described outer pin hole is coaxial with interior pin hole.
6. mould ejection device as claimed in claim 5, it is characterized in that, under outer pin hole in described sleeve lateral wall, be provided with screw, on described screw, be provided with rotating moving block, one end of described moving block is provided with the pin putting hole corresponding with spacer pin, and described spacer pin is positioned in described pin putting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310681797.1A CN103722098A (en) | 2013-12-14 | 2013-12-14 | Die ejector device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310681797.1A CN103722098A (en) | 2013-12-14 | 2013-12-14 | Die ejector device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103722098A true CN103722098A (en) | 2014-04-16 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310681797.1A Withdrawn CN103722098A (en) | 2013-12-14 | 2013-12-14 | Die ejector device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103722098A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106944569A (en) * | 2017-03-15 | 2017-07-14 | 无锡市翱宇特新科技发展有限公司 | A kind of material jacking mechanism of metal stamping die |
| CN107755548A (en) * | 2017-12-08 | 2018-03-06 | 柳州通亿汽车配件制造有限公司 | A kind of die set for fuel tank of vehicles tool |
| CN109047548A (en) * | 2018-08-02 | 2018-12-21 | 蔚来汽车有限公司 | Mold and its picking-up device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6182721U (en) * | 1984-10-30 | 1986-05-31 | ||
| KR20040089926A (en) * | 2003-04-15 | 2004-10-22 | 현대자동차주식회사 | Flange lifter for press mold |
| CN201684843U (en) * | 2010-05-20 | 2010-12-29 | 惠州安特科技工业有限公司 | Mould with discharging buffering device |
| CN101947600A (en) * | 2009-12-22 | 2011-01-19 | 浙江吉利汽车有限公司 | Flanging and ejecting device |
| CN201768848U (en) * | 2010-08-20 | 2011-03-23 | 合肥亿恒机械有限公司 | Mold ejection mechanism |
| CN202725822U (en) * | 2012-08-07 | 2013-02-13 | 杭州福康炊具有限公司 | Mold for forming rice cooker inner container |
| CN202861255U (en) * | 2012-09-26 | 2013-04-10 | 宁波远景汽车零部件有限公司 | Material ejecting device for mold |
| CN203599421U (en) * | 2013-12-14 | 2014-05-21 | 苏州博汇精密机械有限公司 | Material ejection device for die |
-
2013
- 2013-12-14 CN CN201310681797.1A patent/CN103722098A/en not_active Withdrawn
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6182721U (en) * | 1984-10-30 | 1986-05-31 | ||
| KR20040089926A (en) * | 2003-04-15 | 2004-10-22 | 현대자동차주식회사 | Flange lifter for press mold |
| CN101947600A (en) * | 2009-12-22 | 2011-01-19 | 浙江吉利汽车有限公司 | Flanging and ejecting device |
| CN201684843U (en) * | 2010-05-20 | 2010-12-29 | 惠州安特科技工业有限公司 | Mould with discharging buffering device |
| CN201768848U (en) * | 2010-08-20 | 2011-03-23 | 合肥亿恒机械有限公司 | Mold ejection mechanism |
| CN202725822U (en) * | 2012-08-07 | 2013-02-13 | 杭州福康炊具有限公司 | Mold for forming rice cooker inner container |
| CN202861255U (en) * | 2012-09-26 | 2013-04-10 | 宁波远景汽车零部件有限公司 | Material ejecting device for mold |
| CN203599421U (en) * | 2013-12-14 | 2014-05-21 | 苏州博汇精密机械有限公司 | Material ejection device for die |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106944569A (en) * | 2017-03-15 | 2017-07-14 | 无锡市翱宇特新科技发展有限公司 | A kind of material jacking mechanism of metal stamping die |
| CN107755548A (en) * | 2017-12-08 | 2018-03-06 | 柳州通亿汽车配件制造有限公司 | A kind of die set for fuel tank of vehicles tool |
| CN109047548A (en) * | 2018-08-02 | 2018-12-21 | 蔚来汽车有限公司 | Mold and its picking-up device |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C04 | Withdrawal of patent application after publication (patent law 2001) | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20140416 |