CN204209098U - A kind of slide block combination position-limit mechanism of die casting - Google Patents
A kind of slide block combination position-limit mechanism of die casting Download PDFInfo
- Publication number
- CN204209098U CN204209098U CN201420694771.0U CN201420694771U CN204209098U CN 204209098 U CN204209098 U CN 204209098U CN 201420694771 U CN201420694771 U CN 201420694771U CN 204209098 U CN204209098 U CN 204209098U
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- slide block
- die casting
- group
- guide rail
- shape chamber
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Abstract
The utility model discloses a kind of slide block combination position-limit mechanism of die casting, comprise coordinating up and down and be formed with the slide block mechanism that the cover half group in mould shape chamber and dynamic model group and mating die shape chamber constitute die casting die casting shape chamber, in dynamic model group, guide rail mechanism is installed, slide block mechanism is along this guide rail mechanism guiding slide anteroposterior, guide rail mechanism is provided with at least one group and the every side limit device that is made up of two side limited blocks of group, and the breech face of this guide rail mechanism is provided with one group of baffle limiting device be made up of two baffle limiting blocks; Side limit device and baffle limiting device associating assembly define carries out the spacing combination type spacing mechanism of two guarantor to slide block mechanism, and the distance that above-mentioned restriction slide block mechanism slides equals the core pulling distance of slide block mechanism.The final size change of utility model energy conservative control die casting, improves the service life of slide block, ensures that the final size of die casting is stablized, improves production qualification rate, reduce mould maintenance cost.
Description
Technical field
The utility model relates to the design and manufaction technical field of die casting, specifically a kind of slide block combination position-limit mechanism of die casting.
Background technology
Die casting is a large class in mould.In recent years, along with China's automobile, the developing rapidly of motorcycle industry, Die Casting Industry has welcome the new period of development.But meanwhile, also the comprehensive mechanical property of die casting, life-span and mould structure etc. are had higher requirement.
Die casting is a kind of production process of precision, but has several factors but can affect the final size change of die casting.Change in size can be divided into again linear change (mainly causing owing to shrinking), the mobile dislocation between mould, die parting line, foundry goods and mould warpage, and die casting parameter, looses core and draft angle etc.But the final size having any must remember die casting change just depends in part on mould and die accuracy, it also has close relationship with following factor: the normal fluctuation of mould temperature in press casting procedure, injection temperature, cooling velocity, the structure etc. of casting stress release and mould.For reducing the change in size of final products, necessary strict production control operation, optimizes mould structure.
The current structure due to die casting becomes increasingly complex, and is generally used at the structure top shoe of die casting.And in press casting procedure, slide block after extraction, require firmly remain on certain position so that again matched moulds time, by actuated element band movable slider parking position accuracy, need for this reason design stopping means.The stopping means of different structure can be designed according to the direction of motion of slide block and spacing reliability.Generally because spring structure is simple and convenient by a large amount of uses, but its maximum shortcoming is exactly make the profile of mould increase and aobvious complexity, and there is destabilizing factor in single position-limit mechanism, in order to solve this contradiction, we devise a kind of knockdown slide block position-limit mechanism being arranged on slide block inside, this mechanism can effectively avoid skid not in place, and the slide block caused is killed, the defect such as reset ineffective, this not only substantially increases the service life of slide block, and can ensure that the final size of die casting is stablized, and then raising product percent of pass, reduce the cost that mould is safeguarded.
Summary of the invention
Technical problem to be solved in the utility model is for above-mentioned prior art present situation, and the final size change of energy conservative control die casting is provided, thus minimizing defects of die casting, increase the service life of slide block, improve the production qualification rate of die casting, reduce the slide block combination position-limit mechanism of a kind of die casting of production cost.
The utility model solves the problems of the technologies described above adopted technical scheme: a kind of slide block combination position-limit mechanism of die casting, comprise the cover half group and the dynamic model group that coordinate up and down and be formed with mould shape chamber, and mating die shape chamber between cover half group and dynamic model group of sliding constitutes the slide block mechanism in die casting die casting shape chamber, in dynamic model group, guide rail mechanism is installed, slide block mechanism is along this guide rail mechanism guiding slide anteroposterior, guide rail mechanism is provided with at least one group and the every side limit device limiting slide block mechanism sliding distance from the side that is made up of two side limited blocks of group, and the breech face of this guide rail mechanism is provided with one group of baffle limiting device limiting slide block mechanism sliding distance from rear end be made up of two baffle limiting blocks, side limit device and baffle limiting device associating assembly define carries out the spacing combination type spacing mechanism of two guarantor to slide block mechanism, and the distance that above-mentioned restriction slide block mechanism slides equals the core pulling distance of slide block mechanism.
For optimizing technique scheme, the measure taked also comprises:
The slider core that above-mentioned slide block mechanism is equipped with by Stationary liquid, slide block and slide block fixed head form; Guide rail mechanism comprises two slide block guide rails be arranged in parallel and is connected laterally at the slide block baffle plate on two slide block guide rail rear end faces; Slider frame is located between two slide block guide rails and slides along the guide groove of slide block guide rail; The equal symmetry of side limited block often organizing side limit device is arranged on two slide block guide rails, and baffle limiting device is arranged on slide block baffle plate.
Above-mentioned slide block guide rail is shaped with side lockhole near rear end face place relatively, limited block location, side is arranged in this side lockhole, side limited block includes spring socket sleeve and compression spring and spacing steel ball, and the two sides of slide block are shaped with cheats with the friction tight taper lock of spacing steel ball limiting lock.
The center of above-mentioned slide block baffle plate is penetrating is shaped with guiding lockhole, and the rear end face center convolution of slide block is provided with the slide block gag lever post with the lockhole concentric that leads, and the front end of this slide block gag lever post is shaped with the R arc head facilitating slide block gag lever post to import guiding lockhole.
The two ends symmetry of above-mentioned slide block baffle plate is respectively shaped with together the vertically through baffle limiting hole to guiding lockhole, and be all provided with baffle limiting block in each baffle limiting hole, two baffle limiting blocks form one group and relative engagement is spacing.
Above-mentioned baffle limiting block comprises the position limiting slide block be arranged on successively in baffle limiting hole, baffle plate back-moving spring and the adjusting bolt for controllable register return spring pressure; The lock head of position limiting slide block extend in guiding lockhole, slide block gag lever post is shaped with the annular lock groove coordinated with the lock head locking positioning of position limiting slide block.
Above-mentioned guide rail mechanism is interval with two groups of side limit devices, each side of correspondingly slide block is all shaped with two taper lock holes.
The cover half die cavity be fixedly mounted in the central cavity of cover half frame lower surface that above-mentioned cover half group comprises cover half frame and can dismantle, this cover half die cavity is shaped with the patrix shape chamber of under shed; The dynamic model die cavity be fixedly mounted in the central cavity of dynamic model frame upper surface that dynamic model group comprises dynamic model frame and can dismantle, this dynamic model die cavity is shaped with the counterdie shape chamber of upper shed, and patrix shape chamber and the phase assembly of counterdie shape chamber constitute above-mentioned mould shape chamber.
Compared with prior art, the utility model is being respectively arranged with side limit device and baffle limiting device in the side of the slide block guide rail of die casting and rear end, side limit device is from the two sides of slide block, baffle limiting device is from the rear end of slide block, two kinds of stopping means compound actions add the spacing intensity of slide block in slide block, improve spacing precision.The utility model carries out spacing by the slide block of two kinds of stopping means conbined usage combination position-limit mechanism to slide block movement, effectively avoids skid not in place, and the slide block caused is killed, reset the defect such as ineffective; The final size change that the utility model energy conservative control die casting is unstable due to slide block and cause, this not only substantially increases the service life of slide block, and can ensure that the final size of die casting is stablized, and then improve the production qualification rate of die casting, reduce the cost that mould is safeguarded.
Accompanying drawing explanation
Fig. 1 is that of the present utility model bowing sees sectional structure schematic diagram;
Fig. 2 is of the present utility modelly just seeing sectional structure schematic diagram
Fig. 3 is the structural representation after Fig. 2 removes die casting;
Fig. 4 is the structural representation of slide block mechanism in Fig. 2;
Fig. 5 is the close-up schematic view in Fig. 1 outside Q;
Fig. 6 is the close-up schematic view at K place in Fig. 1.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.
Fig. 1 to Fig. 6 is structural representation of the present utility model.
Reference numeral is wherein: guiding lockhole A, baffle limiting hole B, die casting M, die casting shape chamber N, cover half group 1, cover half frame 11, cover half die cavity 12, dynamic model group 2, dynamic model frame 21, dynamic model die cavity 22, slide block mechanism 3, slider core 31, slide block 32, slide block fixed head 33, guide rail mechanism 4, slide block guide rail 41, slide block baffle plate 42, side limited block 5, spring socket sleeve 51, compression spring 52, spacing steel ball 53, baffle limiting block 6, position limiting slide block 61, baffle plate back-moving spring 62, adjusting bolt 63, slide block gag lever post 7, R arc head 71, annular lock groove 72.
In the press casting procedure of die casting M, when slide block mechanism 3 is after extraction, usually require that slide block mechanism 3 firmly remains on certain position so that again matched moulds time, drive parking position accuracy by actuated element.In prior art, spacing stopping means is carried out to slide block and is generally widely used because spring structure is simple and convenient, but its maximum shortcoming is exactly the profile of mould is increased and aobvious complexity, and there is destabilizing factor in single position limiting structure.If slide block can not keep on specific position exactly, be easy to cause slide block to kill, reset the defect such as ineffective, causes the final size that have impact on die casting.A kind of knockdown slide block position-limit mechanism is devised in order to solve this contradiction the utility model, this mechanism can effectively avoid skid not in place, and the slide block caused is killed, reset the defect such as ineffective, not only substantially increase the service life of slide block, and can ensure that the final size of die casting is stablized, and then raising product percent of pass, reduce the cost that mould is safeguarded.
As shown in Figures 1 to 6, the slide block combination position-limit mechanism of a kind of die casting of the present utility model, comprise the cover half group 1 and the dynamic model group 2 that coordinate up and down and be formed with mould shape chamber, and mating die shape chamber between cover half group 1 and dynamic model group 2 of sliding constitutes the slide block mechanism 3 of die casting M die casting shape chamber N, guide rail mechanism 4 is installed in dynamic model group 2, slide block mechanism 3 to lead slide anteroposterior along this guide rail mechanism 4, guide rail mechanism 4 is provided with at least one group and the every side limit device limiting slide block mechanism 3 sliding distance from the side that is made up of two side limited blocks 5 of group, and the breech face of this guide rail mechanism 4 is provided with one group of baffle limiting device limiting slide block mechanism 3 sliding distance from rear end be made up of two baffle limiting blocks 6, side limit device and baffle limiting device associating assembly define carries out the spacing combination type spacing mechanism of two guarantor to slide block mechanism 3, and the distance that above-mentioned restriction slide block mechanism 3 slides equals the core pulling distance of slide block mechanism 3.The distance that described core pulling distance i.e. slide block mechanism 3 are extracted out from die casting M.The utility model, by the compound action of side limit device and baffle limiting device two groups of stopping means, adds the intensity spacing to slide block mechanism 3, thus improves spacing precision.
In embodiment as shown in Figures 2 and 3, the cover half die cavity 12 be fixedly mounted in the central cavity of cover half frame 11 lower surface that cover half group 1 comprises cover half frame 11 and can dismantle, this cover half die cavity 12 is shaped with the patrix shape chamber of under shed; The dynamic model die cavity 22 be fixedly mounted in the central cavity of dynamic model frame 21 upper surface that dynamic model group 2 comprises dynamic model frame 21 and can dismantle, this dynamic model die cavity 22 is shaped with the counterdie shape chamber of upper shed, and patrix shape chamber and the phase assembly of counterdie shape chamber constitute above-mentioned mould shape chamber.
Fig. 4 is the structure diagram of slide block mechanism 3 of the present utility model, and as shown in the figure, the slider core 31 that slide block mechanism 3 is equipped with by Stationary liquid, slide block 32 and slide block fixed head 33 form; Slide block fixed head 33 is bolted on slide block 32, slider core 31 and slide block fixed head 33 are nested and join, and by slide block fixed head 33, slider core 31 and slide block 32 being fixedly linked integral, slider core 31 is driven by slide block 32 and extend into slidingly back and forth in mould shape chamber.As can see from Figure 1, guide rail mechanism 4 comprises two slide block guide rails be arranged in parallel 41 and the slide block baffle plate 42 be connected laterally on two slide block guide rail 41 rear end faces; Slide block 32 is erected between two slide block guide rails 41 and slides along the guide groove of slide block guide rail 41; The equal symmetry of side limited block 5 often organizing side limit device is arranged on two slide block guide rails 41, and baffle limiting device is arranged on slide block baffle plate 42.
In embodiment, slide block guide rail 41 is shaped with side lockhole near rear end face place relatively, side limited block 5 location is arranged in this side lockhole, side limited block 5 includes spring socket sleeve 51 and compression spring 5 and spacing steel ball 53, and the two sides of slide block 32 are shaped with cheats with the friction tight taper lock of spacing steel ball 53 limiting lock.
In embodiment, the center of slide block baffle plate 42 is penetrating is shaped with guiding lockhole A, the rear end face center convolution of slide block 32 is provided with the slide block gag lever post 7 with the lockhole A concentric that leads, and the front end of this slide block gag lever post 7 is shaped with the R arc head 71 facilitating slide block gag lever post 7 to import guiding lockhole.Slide block gag lever post 7 has the effect of correcting, preventing slide block mechanism 3 from producing vibration when moving, improving the stability that slide block runs.
In embodiment, the two ends of slide block baffle plate 42 symmetry is respectively shaped with together the vertically through baffle limiting hole B to guiding lockhole A, is all provided with baffle limiting block 6, two baffle limiting block 6 and forms one group and relative engagement is spacing in the B of each baffle limiting hole.
In embodiment, baffle limiting block 6 comprises the position limiting slide block 61 be arranged on successively in the B of baffle limiting hole, baffle plate back-moving spring 62 and the adjusting bolt 63 for controllable register back-moving spring 62 pressure; The lock head of position limiting slide block 61 extend in guiding lockhole A, slide block gag lever post 7 is shaped with the annular lock groove 72 coordinated with the lock head locking positioning of position limiting slide block 61.Slide block gag lever post 7 has dual function, and one is the stabilization that led, and another has been position-limiting action, increases the limit strength to slide block, improves the limit accuracy of slide block.
In embodiment, guide rail mechanism 4 is interval with two groups of side limit devices, each side of correspondingly slide block 32 is all shaped with two taper lock holes.As can see from Figure 1, the utility model is provided with two groups of side limit devices.
The utility model is after die sinking, slide block 32 drives slider core 31 to move, after slider core 31 departs from die casting M completely, by the taper lock of slide block 32 side hole and the side limited block 5 on slide block guide rail 41 opposite position complete one group spacing, completing another by the annular lock groove 72 on slide block gag lever post 7 with baffle limiting block 6 organizes spacing, and spacing distance equals core pulling distance.
In order to make, the shaping of die casting M is good, deflection is little, yield rate is high, and key is to control the stable of slide block mechanism 3.For this reason, the utility model is provided with two cover stopping means in slide block guide rail 41 side and slide block baffle plate 42 of die casting, during die sinking, combination is completed spacing by two cover stopping means, effectively avoid slide block 32 to slide not in place, and the slide block caused is killed, reset the defect such as ineffective, ensure that the stability of size, prevent from damaging slider core 31, draw bad die casting M.The final size change of the utility model energy conservative control die casting, thus reduce defects of die casting, increase the service life of slide block, improve the production qualification rate of die casting, reduce production cost.
The slide block stopping means of die casting of the present utility model is by actual argument and use, not only easy to make, and respond well, makes die casting yield rate reach 98.9%, and the service life of slide block improves more than 3 times.
Claims (8)
1. the slide block combination position-limit mechanism of a die casting, comprise the cover half group (1) and the dynamic model group (2) that coordinate up and down and be formed with mould shape chamber, and slip is positioned at the slide block mechanism (3) that mating die shape chamber between cover half group (1) and dynamic model group (2) constitutes die casting (M) die casting shape chamber (N), in described dynamic model group (2), guide rail mechanism (4) is installed, described slide block mechanism (3) is along this guide rail mechanism (4) guiding slide anteroposterior, it is characterized in that: described guide rail mechanism (4) is provided with at least one group and the every side limit device of the slide block mechanism of restriction from the side (3) sliding distance that is made up of two side limited blocks (5) of group, and the breech face of this guide rail mechanism (4) is provided with one group of baffle limiting device limiting slide block mechanism (3) sliding distance from rear end be made up of two baffle limiting blocks (6), described side limit device and baffle limiting device associating assembly define carries out the spacing combination type spacing mechanism of two guarantor to slide block mechanism (3), and the distance that above-mentioned restriction slide block mechanism (3) is slided equals the core pulling distance of slide block mechanism (3).
2. the slide block combination position-limit mechanism of a kind of die casting according to claim 1, is characterized in that: the slider core (31) that described slide block mechanism (3) is equipped with by Stationary liquid, slide block (32) and slide block fixed head (33) form; The slide block baffle plate (42) that described guide rail mechanism (4) comprises two slide block guide rails be arranged in parallel (41) and is connected laterally on two slide block guide rails (41) rear end face; Described slide block (32) is erected between two slide block guide rails (41) and slides along the guide groove of slide block guide rail (41); The equal symmetry of side limited block (5) often organizing side limit device is arranged on two slide block guide rails (41), and described baffle limiting device is arranged on slide block baffle plate (42).
3. the slide block combination position-limit mechanism of a kind of die casting according to claim 2, it is characterized in that: described slide block guide rail (41) is shaped with side lockhole near rear end face place relatively, described side limited block (5) location is arranged in this side lockhole, described side limited block (5) includes spring socket sleeve (51) and compression spring (5) and spacing steel ball (53), and the two sides of described slide block (32) are shaped with cheats with the friction tight taper lock of spacing steel ball (53) limiting lock.
4. the slide block combination position-limit mechanism of a kind of die casting according to claim 3, it is characterized in that: the center of described slide block baffle plate (42) is penetrating is shaped with guiding lockhole (A), the rear end face center convolution of described slide block (32) is provided with the slide block gag lever post (7) with the lockhole that leads (A) concentric, and the front end of this slide block gag lever post (7) is shaped with the R arc head (71) facilitating slide block gag lever post (7) to import guiding lockhole.
5. the slide block combination position-limit mechanism of a kind of die casting according to claim 4, it is characterized in that: the two ends symmetry of described slide block baffle plate (42) is respectively shaped with together the vertically through baffle limiting hole (B) to the lockhole that leads (A), all be provided with baffle limiting block (6) in baffle limiting hole (B) described in each, two baffle limiting blocks (6) form one group and relative engagement is spacing.
6. the slide block combination position-limit mechanism of a kind of die casting according to claim 5, is characterized in that: described baffle limiting block (6) comprises the position limiting slide block (61) be arranged on successively in baffle limiting hole (B), baffle plate back-moving spring (62) and the adjusting bolt (63) for controllable register back-moving spring (62) pressure; The lock head of described position limiting slide block (61) extend in guiding lockhole (A), described slide block gag lever post (7) is shaped with the annular lock groove (72) coordinated with the lock head locking positioning of position limiting slide block (61).
7. the slide block combination position-limit mechanism of a kind of die casting according to claim 6, it is characterized in that: described guide rail mechanism (4) is interval with two groups of side limit devices, each side of correspondingly described slide block (32) is all shaped with two taper lock holes.
8. the slide block combination position-limit mechanism of a kind of die casting according to claim 7, it is characterized in that: the cover half die cavity (12) be fixedly mounted in the central cavity of cover half frame (11) lower surface that described cover half group (1) comprises cover half frame (11) and can dismantle, this cover half die cavity (12) is shaped with the patrix shape chamber of under shed; The dynamic model die cavity (22) be fixedly mounted in the central cavity of dynamic model frame (21) upper surface that described dynamic model group (2) comprises dynamic model frame (21) and can dismantle, this dynamic model die cavity (22) is shaped with the counterdie shape chamber of upper shed, and described patrix shape chamber and the phase assembly of counterdie shape chamber constitute above-mentioned mould shape chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420694771.0U CN204209098U (en) | 2014-11-19 | 2014-11-19 | A kind of slide block combination position-limit mechanism of die casting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420694771.0U CN204209098U (en) | 2014-11-19 | 2014-11-19 | A kind of slide block combination position-limit mechanism of die casting |
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| Publication Number | Publication Date |
|---|---|
| CN204209098U true CN204209098U (en) | 2015-03-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420694771.0U Withdrawn - After Issue CN204209098U (en) | 2014-11-19 | 2014-11-19 | A kind of slide block combination position-limit mechanism of die casting |
Country Status (1)
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| CN (1) | CN204209098U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104384477A (en) * | 2014-11-19 | 2015-03-04 | 宁波勋辉电器有限公司 | Sliding block combined limiting mechanism of die-casting die |
| CN114226684A (en) * | 2021-12-22 | 2022-03-25 | 深圳市超盛金属制品有限公司 | Spiral core-pulling mechanism of die-casting die |
-
2014
- 2014-11-19 CN CN201420694771.0U patent/CN204209098U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104384477A (en) * | 2014-11-19 | 2015-03-04 | 宁波勋辉电器有限公司 | Sliding block combined limiting mechanism of die-casting die |
| CN104384477B (en) * | 2014-11-19 | 2016-06-08 | 宁波勋辉电器有限公司 | The slide block combination position-limit mechanism of a kind of die casting |
| CN114226684A (en) * | 2021-12-22 | 2022-03-25 | 深圳市超盛金属制品有限公司 | Spiral core-pulling mechanism of die-casting die |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150318 Effective date of abandoning: 20160608 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |