CN102950246A - Wax injection mold for bent needle bar shaft casing - Google Patents
Wax injection mold for bent needle bar shaft casing Download PDFInfo
- Publication number
- CN102950246A CN102950246A CN2011102538640A CN201110253864A CN102950246A CN 102950246 A CN102950246 A CN 102950246A CN 2011102538640 A CN2011102538640 A CN 2011102538640A CN 201110253864 A CN201110253864 A CN 201110253864A CN 102950246 A CN102950246 A CN 102950246A
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- Prior art keywords
- groove
- hole
- locating hole
- moving platen
- solid plate
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- 238000002347 injection Methods 0.000 title abstract 3
- 239000007924 injection Substances 0.000 title abstract 3
- 239000007788 liquid Substances 0.000 claims abstract description 9
- 239000007787 solid Substances 0.000 claims description 33
- 238000005266 casting Methods 0.000 claims description 26
- 238000005086 pumping Methods 0.000 claims description 8
- 239000007921 spray Substances 0.000 claims description 3
- 238000009826 distribution Methods 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
- 230000015572 biosynthetic process Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 208000002925 dental caries Diseases 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000009958 sewing Methods 0.000 description 1
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Abstract
The invention discloses a wax injection mold for a bent needle bar shaft casing. Regarding the structure characteristics of a bent needle bar shaft casing part to be injected with wax, a movable mold and a fixed mold which are matched with each other to form a cavity which is in accordance with the bent needle bar shaft casing part to be injected with wax in shape; when wax injection is required, a fixed mold plate and a movable mold plate are closely matched correspondingly, and a draw pin, a first insert block and a second insert block are inserted in sequence; and liquid wax is injected into the cavity formed between the fixed mold and the movable mold through a water gap, the fixed mold is taken off after the liquid wax is cooled and formed, the draw pin, the first insert block and the second insert bloc are drawn out in sequence, two sides of a drawing module is pulled up, an injected wax mold is ejected by an ejector pin from a plurality of grooves of the movable mold plate, so that the mold can be taken out conveniently. The mold is simple in structure and convenient to operate, and can be used for producing a high-precision mold of the bent needle bar shaft casing part.
Description
Technical field
The present invention relates to the casting mould for a kind of looper bar axle housing.
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Background technology
Looper bar axle housing part is a kind of part common on the sewing machine, its profile is comparatively complicated, and inside has a plurality of through holes and groove, adopt traditional machining mode to come its complex process of manufactured parts, production efficiency is low, need to obtain its part blank by casting, obtain part through fine finishining again, before casting, need to obtain through casting first the model used for casting of this part, need the casting mould of design specialized to realize.
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Summary of the invention
The purpose of this invention is to provide the casting mould for a kind of looper bar axle housing, thereby obtain the model used for casting of this looper bar axle housing part.
For achieving the above object, the technical solution used in the present invention is:
The casting mould that is used for a kind of looper bar axle housing, comprise dynamic model and cover half, described dynamic model comprises moving platen, be fixedly connected with the dynamic model seat that is arranged on described moving platen bottom, can be arranged on to oscilaltion the ejecting mechanism between described dynamic model seat and the described moving platen, described cover half comprises closely cooperating with described moving platen and forms the solid plate of airtight die cavity, be fixedly installed on the briquetting on the described solid plate, described mould also has be used to the mouth of a river that sprays into liquid wax, offer first groove consistent with the appearance and size of described looper bar axle housing part on the described moving platen, the centre of described the first groove offers the first through hole, described ejecting mechanism comprises the delivery piece that can be arranged on to oscilaltion between cover half seat and the solid plate, be fixedly installed on the thimble on the described delivery piece upper surface, described thimble can be inserted in described the first through hole with matching, also offer on the described moving platen along the second groove of the semicylinder shape of horizontal left and right directions distribution, described the second groove runs through the limit, the left and right sides of described the first groove, also offer the 3rd groove and the 4th groove offered along horizontal left and right directions on the described moving platen, the setting that all is connected with described the first groove of described the 3rd groove and described the 4th groove, offer on the described solid plate respectively and described the first groove, the second groove, the 3rd groove, the 5th groove of the corresponding setting of the 4th groove, the 6th groove, the 7th groove, the 8th groove, described mould also are included in the pumping pin that can insert ordinatedly when described moving platen closely cooperates mutually with solid plate in the second groove and the 6th groove, can insert ordinatedly the first inserted block in described the 3rd groove and described the 7th groove, can insert ordinatedly the second inserted block in described the 4th groove and described the 8th groove.
Preferably, described moving platen offers respectively the first locating hole in the centre of described the 3rd groove and described the 4th groove, the second locating hole, the position of described solid plate corresponding described first locating hole on described the 7th groove offers the second through hole, the position of described solid plate corresponding described second locating hole on described the 8th groove offers third through-hole, offer on described the first inserted block and described the first locating hole, the 3rd locating hole that the second through hole is corresponding, offer on described the second inserted block and described the second locating hole, the 4th locating hole that third through-hole is corresponding also is provided with on the described solid plate and can inserts ordinatedly described the second through hole, the first locating hole, the first alignment pin in the 3rd locating hole, can insert ordinatedly described third through-hole, the second locating hole, the second alignment pin in the 4th locating hole.
As a kind of concrete embodiment, offer accordingly respectively the 9th groove, the tenth groove on the die joint of described moving platen, described solid plate, the setting that is connected with described the tenth groove of described the 9th groove, described the 9th groove, described the tenth groove match and form the described mouth of a river.
Because the utilization of technique scheme, the present invention compared with prior art has following advantages: the design feature of the looper bar axle housing part of casting as required, work in coordination by setting and can form the dynamic model of the die cavity consistent with the part shape of the looper bar axle housing part that needs casting, cover half, when the needs casting, first solid plate and moving platen are closely cooperated accordingly, plug successively again pumping pin, the first inserted block, the second inserted block, by mouth of a river filling liquid wax in the die cavity that forms between dynamic model and the cover half, behind the liquid wax cooling forming, take off first cover half, extract successively again pumping pin, the first inserted block, the second inserted block, upwards lift the both sides of delivery piece, from a plurality of grooves of moving platen, eject to make things convenient for delivery thereby thimble is about to annotate good wax-pattern.This mould structure is simple, and is easy to operate, can obtain the model of the looper bar axle housing part that does precision.
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Description of drawings
Accompanying drawing 1 is for needing the master of the looper bar axle housing of casting to look schematic diagram among the present invention;
Accompanying drawing 2 is for needing the schematic top plan view of the looper bar axle housing of casting among the present invention;
Accompanying drawing 3 is the structural representation of dynamic model of the present invention;
Accompanying drawing 4 is the structural representation of cover half of the present invention;
Accompanying drawing 5 is the overall structure schematic diagram of casting mould of the present invention.
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The specific embodiment
Further set forth structure of the present invention below in conjunction with accompanying drawing.
Be depicted as the structural representation of casting mould of the present invention referring to Fig. 3-5, comprise dynamic model 1 and cover half 2, dynamic model 1 comprises moving platen 12, be fixedly connected with the dynamic model seat 11 that is arranged on moving platen 12 bottoms, can be arranged on to oscilaltion the ejecting mechanism between dynamic model seat 11 and the moving platen 12, cover half 2 comprises closely cooperating mutually with moving platen 12 and forms the solid plate 21 of airtight die cavity, be fixedly installed on the briquetting 22 on the solid plate 21, offer first groove 14 consistent with the appearance and size of the looper bar axle housing part that needs casting on the moving platen 12, here, it is consistent that the top view of this first groove 14 and the casting part master of Fig. 1 look schematic diagram, the centre of the first groove 14 offers the first through hole, ejecting mechanism comprises the delivery piece 13 that can be arranged on to oscilaltion between cover half seat 11 and the solid plate 12, be fixedly installed on the thimble 15 on delivery piece 13 upper surfaces, this thimble 15 is inserted in the first through hole ordinatedly, also offer the second groove 16 on the die joint of moving platen 12, this second groove 16 is the semicylinder shape and distributes along horizontal left and right directions, above-below direction when this left and right directions refers to the observer in the face of Fig. 3, the second groove 16 runs through the limit, the left and right sides of the first groove 14, also offer the setting that all is connected with the first groove 14 of the 3rd groove 17 that distributes along horizontal left and right directions and the 4th groove 18, the three grooves 17 and the 4th groove 18 on the die joint of moving platen 12.Offer on the solid plate 12 and the first groove 14, the second groove 16, the 3rd groove 17, the 5th groove 23 of the 4th groove 18 corresponding settings, the 6th groove 24, the 7th groove 25, the 8th groove 26, when solid plate 21 is fitted together with moving platen 12 with matching, the first groove 14, the second groove 16, the 3rd groove 17, the 4th groove 18 respectively with the 5th groove 23, the 6th groove 24, the 7th groove 25, the 8th groove 26 corresponding formation cavitys that are combined together, this mould also comprises pumping pin 4, the first inserted block 5, the second inserted block 6, pumping pin 4 can be inserted in the cavity of the second groove 16 and 24 formation of the 6th groove ordinatedly, the first inserted block 5 can be inserted in the cavity of the 3rd groove 17 and 25 formation of the 7th groove ordinatedly, and the second inserted block 6 can be inserted in the cavity of the 4th groove 18 and 26 formation of the 8th groove ordinatedly.
For so that the first inserted block 5 and the second inserted block 6 holding position fixing between solid plate 21 and moving platen 12, the present invention offers respectively the first locating hole 19 in the centre of the 3rd groove 17 and the 4th groove 18, the second locating hole 110, the position of solid plate 21 corresponding first locating hole 19 on the 7th groove 25 offers the second through hole 27, the position of solid plate 21 corresponding second locating hole 110 on the 8th groove 26 offers third through-hole 28, offer on the first inserted block 5 and the first locating hole 19, the 3rd locating hole 51 of the second through hole 27 correspondences, offer on the second inserted block 6 and the second locating hole 110, the 4th locating hole 61 of third through-hole 28 correspondences, also be provided with the first alignment pin 7 and the second alignment pin 8 on the solid plate 12, when the first inserted block 5 and the second inserted block 6 are inserted between solid plate 21 and the moving platen 12 ordinatedly, the first alignment pin 7 can be through the second through hole 27, the 3rd locating hole 51 is inserted in the first locating hole 19 on the moving platen 12, and the second alignment pin 8 can pass through third through-hole 28, the 4th locating hole 61 is inserted in the second locating hole 110 on the moving platen 12.
This mould also has for the mouth of a river 3 that sprays into liquid wax to airtight die cavity, in the present embodiment, the mouth of a river 3 is to arrange like this: offer accordingly respectively the 9th groove 31, the tenth groove 32 on the die joint of moving platen 12, solid plate 21, the setting that is connected with the tenth groove 32 of the 9th groove 31, the 9th groove 31, the tenth groove 32 match and have formed the mouth of a river 3.
Below the concrete course of work of setting forth lower present embodiment:
When the needs casting, first solid plate 21 and moving platen 12 are closely cooperated accordingly, pumping pin 4 is inserted in the cavity of the second groove 16 and 24 formation of the 6th groove, the first inserted block 5 is inserted in the cavity of the 3rd groove 17 and 25 formation of the 7th groove, the second inserted block 6 is inserted in the cavity of the 4th groove 18 and 26 formation of the 8th groove, plugging respectively the first alignment pin 7 and the second alignment pin 8 is fixed on the first inserted block 5 and the second inserted block 6 between solid plate 21 and the moving platen 12 again, like this, just form the die cavity consistent with the part shape of the looper bar axle housing part that needs casting between cover half 1 and the dynamic model 2, in this die cavity, sprayed into the model that casting liquid namely can obtain the looper bar axle housing part that needs by the mouth of a river 3.Behind the liquid wax cooling forming, take off first the first alignment pin 7 and the second alignment pin 8, take off solid plate 21, extract again pumping pin 4, the first inserted block 5, the second inserted block 6, upwards lift the both sides of delivery piece 13, from a plurality of grooves of moving platen 12, eject to make things convenient for delivery thereby thimble 15 is about to annotate good wax-pattern.This mould structure is simple, and is easy to operate, can obtain the wax-pattern of the looper bar axle housing part of degree of precision.
To sum up, be used for a kind of detailed description of embodiment of casting mould of looper bar axle housing for above-mentioned the present invention, be intended to deepen the understanding to equipment of the present invention.What need statement is: the protection domain of patent of the present invention is not limited only to above-mentioned embodiment, and every the art personnel can pass through simple change, and the embodiment that does not break away from technical scheme of the present invention is protection scope of the present invention.
Claims (3)
1. the casting mould that is used for a kind of looper bar axle housing, comprise dynamic model and cover half, described dynamic model comprises moving platen, be fixedly connected with the dynamic model seat that is arranged on described moving platen bottom, can be arranged on to oscilaltion the ejecting mechanism between described dynamic model seat and the described moving platen, described cover half comprises closely cooperating with described moving platen and forms the solid plate of airtight die cavity, be fixedly installed on the briquetting on the described solid plate, described mould also has be used to the mouth of a river that sprays into liquid wax, it is characterized in that: offer first groove consistent with the appearance and size of described looper bar axle housing part on the described moving platen, the centre of described the first groove offers the first through hole, described ejecting mechanism comprises the delivery piece that can be arranged on to oscilaltion between cover half seat and the solid plate, be fixedly installed on the thimble on the described delivery piece upper surface, described thimble can be inserted in described the first through hole with matching, also offer on the described moving platen along the second groove of the semicylinder shape of horizontal left and right directions distribution, described the second groove runs through the limit, the left and right sides of described the first groove, also offer the 3rd groove and the 4th groove offered along horizontal left and right directions on the described moving platen, the setting that all is connected with described the first groove of described the 3rd groove and described the 4th groove, offer on the described solid plate respectively and described the first groove, the second groove, the 3rd groove, the 5th groove of the corresponding setting of the 4th groove, the 6th groove, the 7th groove, the 8th groove, described mould also are included in the pumping pin that can insert ordinatedly when described moving platen closely cooperates mutually with solid plate in the second groove and the 6th groove, can insert ordinatedly the first inserted block in described the 3rd groove and described the 7th groove, can insert ordinatedly the second inserted block in described the 4th groove and described the 8th groove.
2. the casting mould for a kind of looper bar axle housing according to claim 1, it is characterized in that: described moving platen offers respectively the first locating hole in the centre of described the 3rd groove and described the 4th groove, the second locating hole, the position of described solid plate corresponding described first locating hole on described the 7th groove offers the second through hole, the position of described solid plate corresponding described second locating hole on described the 8th groove offers third through-hole, offer on described the first inserted block and described the first locating hole, the 3rd locating hole that the second through hole is corresponding, offer on described the second inserted block and described the second locating hole, the 4th locating hole that third through-hole is corresponding also is provided with on the described solid plate and can inserts ordinatedly described the second through hole, the first locating hole, the first alignment pin in the 3rd locating hole, can insert ordinatedly described third through-hole, the second locating hole, the second alignment pin in the 4th locating hole.
3. the casting mould for a kind of looper bar axle housing according to claim 1 and 2, it is characterized in that: offer accordingly respectively the 9th groove, the tenth groove on the die joint of described moving platen, described solid plate, the setting that is connected with described the tenth groove of described the 9th groove, described the 9th groove, described the tenth groove match and form the described mouth of a river.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110253864.0A CN102950246B (en) | 2011-08-31 | 2011-08-31 | Wax injection mold for bent needle bar shaft casing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110253864.0A CN102950246B (en) | 2011-08-31 | 2011-08-31 | Wax injection mold for bent needle bar shaft casing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102950246A true CN102950246A (en) | 2013-03-06 |
| CN102950246B CN102950246B (en) | 2014-07-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110253864.0A Active CN102950246B (en) | 2011-08-31 | 2011-08-31 | Wax injection mold for bent needle bar shaft casing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102950246B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106216600A (en) * | 2016-08-31 | 2016-12-14 | 航天海鹰(哈尔滨)钛业有限公司 | A kind of liftout attachment moved moulds on wax injector |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060254741A1 (en) * | 2005-05-16 | 2006-11-16 | Fu Sheng Industrial Co., Ltd. | Manufacturing method for a wax pattern for making a golf club head |
| CN201268077Y (en) * | 2008-09-17 | 2009-07-08 | 广东东亚电器有限公司 | Injection mold with fixed mould oblique jacking mechanism |
| CN201626094U (en) * | 2010-01-18 | 2010-11-10 | 浙江凯华模具有限公司 | Demoulding mechanism of integrally-molded plastic square table die |
| CN201712090U (en) * | 2010-05-25 | 2011-01-19 | 中山市利群精密实业有限公司 | A plastic mold with sliding connection structure with inclined roof |
-
2011
- 2011-08-31 CN CN201110253864.0A patent/CN102950246B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060254741A1 (en) * | 2005-05-16 | 2006-11-16 | Fu Sheng Industrial Co., Ltd. | Manufacturing method for a wax pattern for making a golf club head |
| CN201268077Y (en) * | 2008-09-17 | 2009-07-08 | 广东东亚电器有限公司 | Injection mold with fixed mould oblique jacking mechanism |
| CN201626094U (en) * | 2010-01-18 | 2010-11-10 | 浙江凯华模具有限公司 | Demoulding mechanism of integrally-molded plastic square table die |
| CN201712090U (en) * | 2010-05-25 | 2011-01-19 | 中山市利群精密实业有限公司 | A plastic mold with sliding connection structure with inclined roof |
Non-Patent Citations (1)
| Title |
|---|
| 王宏斌: "弯式电连接器注射模具的设计", 《机电元件》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106216600A (en) * | 2016-08-31 | 2016-12-14 | 航天海鹰(哈尔滨)钛业有限公司 | A kind of liftout attachment moved moulds on wax injector |
| CN106216600B (en) * | 2016-08-31 | 2018-09-14 | 航天海鹰(哈尔滨)钛业有限公司 | A kind of liftout attachment for moving moulds on wax injector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102950246B (en) | 2014-07-02 |
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| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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