CN106735071B - Slipper block loose core device - Google Patents
Slipper block loose core device Download PDFInfo
- Publication number
- CN106735071B CN106735071B CN201710078621.5A CN201710078621A CN106735071B CN 106735071 B CN106735071 B CN 106735071B CN 201710078621 A CN201710078621 A CN 201710078621A CN 106735071 B CN106735071 B CN 106735071B
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- Prior art keywords
- needle plate
- take
- housing
- loose core
- core device
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/20—Accessories: Details
- B22D17/22—Dies; Die plates; Die supports; Cooling equipment for dies; Accessories for loosening and ejecting castings from dies
- B22D17/2236—Equipment for loosening or ejecting castings from dies
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automatic Assembly (AREA)
- Forging (AREA)
Abstract
The present invention relates to a kind of slipper block loose core devices, including：Driving mechanism；Take-up housing is connected to driving mechanism；Needle plate is arranged at intervals at take-up housing side；Press strip, needle plate can be held in press strip；Time-delay mechanism coordinates with take-up housing and needle plate；When slipper block loose core device is in the first working condition, needle plate is held in press strip under the action of time-delay mechanism；When slipper block loose core device is in the second working condition, time-delay mechanism and needle plate is driven to move synchronously while take-up housing is moved to needle plate direction.Above-mentioned slipper block loose core device, when being in the first working condition, driving mechanism can drive take-up housing to being moved far from casting direction to drive slide core to be detached from casting, and time-delay mechanism makes the thimble on needle plate still be held in the pillar on casting.When in the second working condition, driving mechanism drives take-up housing movement, so that thimble is progressively disengaged pillar to drive time-delay mechanism to be moved with needle plate, is finally completed entire slipper block loose core process.
Description
Technical field
The present invention relates to technical field of mold, more particularly to a kind of slipper block loose core device.
Background technology
Die casting is a kind of method for casting liquid forging, and basic craft course is：The low-speed or high-speed casting of molten metal elder generation
It makes in the cavity being filling into the mold, mold has movable cavity surface, it pressurizes with the cooling procedure of molten metal and forges, and both eliminates
The shrinkage porosity defect of contraction cavity of blank also makes the interior tissue of blank reach the Broken Crystal of forging state, to make the comprehensive mechanical of blank
Performance is significantly improved.
And for some more complicated structures, it generally requires to carry out side core-pulling using sliding block during die sinking.And work as
Product is often pulled when having pillar or relatively thin wall thickness at core pulling, during slide block movement or because package power leads to sliding block core
Damage.
Invention content
Based on this, it is necessary to which the problem of being easily damaged casting in the process for side core-pulling provides one kind and being hardly damaged casting
The slipper block loose core device of part.
A kind of slipper block loose core device, including：
Driving mechanism；
Take-up housing, is connected to the driving mechanism can be moved back and forth under the drive of the driving mechanism, the sliding block
Seat is equipped with slide core position limiting structure far from described driving mechanism one end；
Needle plate is arranged at intervals at the take-up housing far from slide core position limiting structure side, and the needle plate is equipped with thimble
Mounting hole；
Press strip, the needle plate can be held in the press strip towards described take-up housing one end；And
Time-delay mechanism coordinates with the take-up housing and the needle plate；When the slipper block loose core device is in the first work shape
When state, while the take-up housing moves under the driving of the driving mechanism to the relatively described press strip in the needle plate direction, institute
It states needle plate and is held in the press strip and remains stationary under the action of the time-delay mechanism；When the slipper block loose core device is in the
Described in being driven when two working conditions, while the take-up housing moves under the driving of the driving mechanism to the needle plate direction
Time-delay mechanism and the relatively described press strip of the needle plate move synchronously.
Above-mentioned slipper block loose core device is used for die casting slipper block loose core.Thimble can be installed on needle plate by thimble mounting hole
On, the slide core of sliding block can be installed on by sliding block fixed structure on take-up housing.When in the first working condition, driving mechanism can
To being moved far from casting direction to drive slide core to be detached from casting, needle plate is then held in press strip and made driving take-up housing by time-delay mechanism
Thimble on needle plate is still held in the pillar on casting.When in the second working condition, driving mechanism drives take-up housing fortune
It is dynamic, so that thimble is progressively disengaged pillar to drive time-delay mechanism to be moved with needle plate, is finally completed entire slipper block loose core process.Such as
This, can make sliding block successively be detached from casting respectively with thimble, and avoid disposably being detached from casting and damaging casting or slide core, ensure that
The product quality and production efficiency of casting.
In one of the embodiments, the time-delay mechanism include delay component, the delay component include be delayed part and
Elastic component, the delay part pass through the needle plate and are inserted in the take-up housing, and it is remote that the elastic component is held in the needle plate
From the take-up housing side.
The delay part includes the body of rod and the head set on described body of rod one end, the bar in one of the embodiments,
Body passes through the needle plate and is inserted in the take-up housing, and the elastic component is sheathed on the body of rod, and described elastic component one end is supported
It is held in the head, the other end is held in the needle plate.
The elastic component is compressed spring in one of the embodiments,.
The time-delay mechanism further includes limited post in one of the embodiments, and the limited post is installed on the needle plate
Far from the elastic component side；When the slipper block loose core device is in first working condition, the take-up housing with it is described
Limited post interval is arranged, and when the slipper block loose core device is in second working condition, the take-up housing is held in described
Limited post.
The slipper block loose core device further includes Guided Ejection Leader Pin in one of the embodiments, and the Guided Ejection Leader Pin passes through institute
It states needle plate and is inserted in the take-up housing, the extending direction of the guide post is identical as the vibration-direction of the take-up housing.
The slipper block loose core device further includes holder in one of the embodiments, and the press strip side is set to the branch
On frame, the other side stretches out the holder to support the needle plate.
The holder includes the first support portion and is bent from the end of first support portion in one of the embodiments,
The second support portion extended, the driving mechanism are installed on first support portion, and the press strip is installed on second support
Portion.
The driving mechanism includes being installed on the drive cylinder of the holder in one of the embodiments, the driving
Oil cylinder is equipped with piston rod, and described piston rod one end is inserted into the take-up housing with affixed with the take-up housing.
The needle plate includes that the bottom needle plate being stacked and face needle plate, the thimble are fixed in one of the embodiments,
Hole is opened in the face needle plate, and side of the face needle plate far from the bottom needle plate can be held in the holder.
Description of the drawings
Fig. 1 is the sectional view of the slipper block loose core device of an embodiment；
Fig. 2 is the schematic diagram of slipper block loose core device shown in FIG. 1；
Fig. 3 is the schematic diagram of the casting of an embodiment.
Specific implementation mode
To facilitate the understanding of the present invention, below with reference to relevant drawings to invention is more fully described.In attached drawing
Give the preferred embodiment of the present invention.But the present invention can realize in many different forms, however it is not limited to herein
Described embodiment.Keep the understanding to the disclosure more saturating on the contrary, purpose of providing these embodiments is
It is thorough comprehensive.
It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side " and similar statement are for illustrative purposes only.
Unless otherwise defined, all of technologies and scientific terms used here by the article and belong to the technical field of the present invention
The normally understood meaning of technical staff is identical.Used term is intended merely to description tool in the description of the invention herein
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term " and or " used herein includes one or more phases
Any and all combinations of the Listed Items of pass.
As shown in Figure 1, Figure 2 and Figure 3, a kind of slipper block loose core device 100 of this preferred embodiment, for compression mod with to casting
The side of part 400 carries out core pulling, and the side is equipped with pillar 420.
Wherein, take-up housing 120 is connected to driving mechanism 110 can be moved back and forth under the drive of driving mechanism 110, sliding block
Seat 120 is equipped with slide core position limiting structure to install slide core 200 far from 110 one end of driving mechanism.Needle plate 130 is arranged at intervals at take-up housing
120 are equipped with thimble mounting hole far from slide core position limiting structure side, needle plate 130, and needle plate 130 can be supported towards 120 one end of take-up housing
It is held in press strip 140.
Time-delay mechanism coordinates with take-up housing 120 and needle plate 130.When slipper block loose core device 100 is in the first working condition,
While take-up housing 120 is moved to 130 direction of needle plate with respect to press strip 140 under the driving of driving mechanism 110, needle plate 130 is prolonging
When mechanism under the action of be held in holder 170 and remains stationary.It is sliding when slipper block loose core device 100 is in the second working condition
Drive time-delay mechanism and needle plate 130 opposite while block 120 moves under the driving of driving mechanism 110 to 130 direction of needle plate
Press strip 140 moves synchronously.
Above-mentioned slipper block loose core device 100, thimble 300 can be installed on needle plate 130 by thimble mounting hole, the slide core of sliding block
200 can be installed on take-up housing 120 by slide core position limiting structure.When in the first working condition, driving mechanism 110 can drive
Take-up housing 120 is moved to far from 400 direction of casting to drive slide core 200 to be detached from casting 400, and time-delay mechanism then supports needle plate 130
It is held in press strip 140 and the thimble 300 on needle plate 130 is made still to be held in the pillar 420 on casting 400.When in the second work
When state, driving mechanism 110 drives take-up housing 120 to move, and makes thimble 300 to drive time-delay mechanism to be moved with needle plate 130
Pillar 420 is progressively disengaged, entire core pulling process is finally completed.In this way, sliding block can be made successively to be detached from casting respectively with thimble 300
400 surface and pillar 420, and avoid disposably being detached from casting 400 and damaging casting 400 or slide core 200, it ensure that casting
400 product quality and production efficiency.
Please continue to refer to Fig. 1, Fig. 2 and Fig. 3, slipper block loose core device 100 further includes holder 170, and 140 side of press strip is set to branch
It is fixed with opposite brackets 170 on frame 170, the other side stretches out holder 170 to support needle plate 130.
Specifically, holder 170 is substantially in " door " character form structure, including the first support portion 172 and from the first support portion 172
The second support portion 174 that end bending extends, driving mechanism 110 are installed on the first support portion 172, take-up housing 120 and needle plate 130
It is respectively positioned between two the second support portions 174, driving mechanism 110 can drive take-up housing 120 along the extension side of the second support portion 174
To reciprocating motion.Two press strips 140 are respectively symmetrically installed on the second support portion 174 to support needle plate 130.
Time-delay mechanism includes delay component 152, and delay component 152 includes delay part 1522 and elastic component 1524, and be delayed part
1522 pass through needle plate 130 and are inserted in take-up housing 120, and elastic component 1524 is held in needle plate 130 far from 120 side of take-up housing.
In this way, when slipper block loose core device 100 is in the first working condition, take-up housing 120 drives the delay part 1522 plugged in the inner
It is moved to the direction far from casting 400, needle plate 130 supports on press strip 140 and opposite under the supporting of elastic component 1524 at this time
Take-up housing 120 is static, to make thimble 300 continue to support on the pillar 420 on casting 400.
Specifically, delay part 1522 includes the body of rod 1522a and head 1522b set on the one end body of rod 1522a, the body of rod
1522a passes through needle plate 130 and is inserted in take-up housing 120, and elastic component 1524 is sheathed on body of rod 1522a and is in compressive state,
1524 one end of elastic component is held in head 1522b, and the other end is held in needle plate 130.In this way, slipper block loose core device 100 is in the
When one working condition, take-up housing 120 is moved to far from 400 direction of casting, and body of rod 1522a synchronizations therein are inserted in drive
Movement.Due to being arranged with elastic component 1524 on body of rod 1522a and elastic component 1524 is still in compressive state, although the body of rod
1522a is moved to far from 400 direction of casting, but elastic component 1524 still makes to the application of needle plate 130 towards the pressure of casting 400
Needle plate 130 is still held on holder 170, to make the thimble 300 on needle plate 130 still be held in pillar 420, and at this point,
The slide core 200 being installed on take-up housing 120 follows take-up housing 120 to move and be detached from casting 400.
In the present embodiment, two delay components 152 are symmetrically set in 130 both ends of needle plate, and delay part 1522 is contour screw,
Elastic component 1524 is compressed spring to be advantageously mounted on body of rod 1522a.In other embodiments, elastic component 1524 is alternatively
Rubber elastomeric material.
Further, time-delay mechanism further includes limited post 154, and two limited posts 154 are installed on needle plate 130 far from elastic component
1524 sides, and it is symmetrically set in 130 both ends of needle plate.When slipper block loose core device 100 is in the first working condition, take-up housing 120
It is spaced and is arranged with limited post 154, to make the opposite brackets 170 under the supporting of elastic component 1524 of needle plate 130 remain static
State.When slipper block loose core device 100 is in the second working condition, take-up housing 120 is held in limited post 154 and pushes limited post
154 move synchronously, and are transported to far from 400 direction of casting to drive the needle plate 130 disengaging press strip 140 affixed with limited post 154
It is dynamic, it is final to drive the pillar 420 of the disengaging casting 400 of thimble 300 and complete entire core pulling process.In the present embodiment, limited post
154 are mounted on by bolt on needle plate 130.
Slipper block loose core device 100 further includes Guided Ejection Leader Pin 160.Two Guided Ejection Leader Pins 160 are each passed through 130 both ends of needle plate simultaneously
It is inserted in take-up housing 120, the extending direction of guide post 160 is identical as the vibration-direction of take-up housing 120, and needle plate 130 can be
The drive lower edge of take-up housing 120 Guided Ejection Leader Pin 160 moves along a straight line.
In one embodiment, driving mechanism 110 includes drive cylinder 112, and drive cylinder 112 is equipped with piston rod 114, piston
114 one end of bar is inserted into take-up housing 120 with affixed with take-up housing 120.In this way, since the slipper block loose core device 100 is using driving
Oil cylinder 112 is driven, thus compared to other power sources, drive cylinder 112 can provide bigger for devices such as take-up housings 120
Power meets the volume production requirement of compression mod.
In one embodiment, needle plate 130 includes being stacked and by the affixed bottom needle plate 132 of fastener and face needle plate
134, thimble mounting hole is opened in face needle plate 134, and side of the face needle plate 134 far from bottom needle plate 132 can be held in holder 170, limit
Position column 154 is mounted on also by fastener on face needle plate 134.
When the mold equipped with above-mentioned slipper block loose core device 100 is molded, driving mechanism 110 drive take-up housing 120 to
Direction far from casting 400 is moved to drive slide core 200 to leave casting, and take-up housing 120 drives be inserted in it during the motion
In delay part 1522 move synchronously, and at this time since elastic component 1524 is still within compressive state, needle plate 130 is in elasticity
It is still supported on press strip 140 under the action of part 1524.
When take-up housing 120 moves to certain distance, elastic component 1524 restores to nature, and take-up housing 120 touches
The limited post 154 being installed on needle plate 130, limited post 154 move under the promotion of take-up housing 120 to the direction far from casting 400
It is dynamic, and then the needle plate 130 affixed with it is driven to move, it is convex on casting 400 to drive the thimble 300 on needle plate 130 to be detached from
Column 420.
When the mold equipped with above-mentioned slipper block loose core device 100 is molded, driving mechanism 110 drive take-up housing 120 to
It is moved close to the direction of casting 400 to drive slide core 200 to be moved to casting 400, take-up housing 120 drives plug during the motion
It is moved synchronously in delay part 1522 therein, delay part 1522 then applies pressure to elastic component 1525 and drives needle plate 130 to pressure
The movement of 140 direction of item is until needle plate 130 supports on press strip 140, to the pillar 420 for making thimble 300 be held on casting 400
On.
Then take-up housing 120 is moved to 400 direction of casting, until slide core 200 is held in cast(ing) surface, elastic component at this time
1524 are compressed to minimum length.
Above-mentioned slipper block loose core device 100 drives thimble 300 again after slide core 200 can be driven to be detached from the surface of casting 400 first
The pillar 420 being detached from casting 400, to avoid damage casting 400 or casting 400 is made to deform to improve Product Precision,
The qualification rate of product is promoted, reduction repairs a die number to reduce processing cost, improves processing efficiency.
Each technical characteristic of embodiment described above can be combined arbitrarily, to keep description succinct, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, it is all considered to be the range of this specification record.
Several embodiments of the invention above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection of the present invention
Range.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (8)
1. a kind of slipper block loose core device, which is characterized in that including：
Driving mechanism；
Take-up housing is connected to the driving mechanism can be moved back and forth under the drive of the driving mechanism, and the take-up housing is remote
Slide core position limiting structure is equipped with to install slide core from described driving mechanism one end；
Needle plate is arranged at intervals at the take-up housing far from slide core position limiting structure side, and the needle plate is fixed equipped with thimble
Hole is to install thimble；
Press strip, the needle plate can be held in the press strip towards described take-up housing one end；And
Time-delay mechanism coordinates with the take-up housing and the needle plate；When the slipper block loose core device is in the first working condition,
While the take-up housing moves under the driving of the driving mechanism to the relatively described press strip in the needle plate direction, the needle plate
The press strip and remains stationary are held under the action of the time-delay mechanism；When the slipper block loose core device is in the second work
When state, the take-up housing drives the delay machine while being moved to the needle plate direction under the driving of the driving mechanism
Structure and the relatively described press strip of the needle plate move synchronously；
Wherein, the time-delay mechanism includes two delay components, and two delay components are symmetrically set in the needle plate both ends, institute
It includes delay part and elastic component to state delay component, and the delay part includes the body of rod and the head set on described body of rod one end, described
The body of rod passes through the needle plate and is inserted in the take-up housing, and the elastic component is sheathed on the body of rod, described elastic component one end
It is held in the head, the other end is held in the needle plate.
2. slipper block loose core device according to claim 1, which is characterized in that the elastic component is compressed spring.
3. slipper block loose core device according to claim 1, which is characterized in that the time-delay mechanism further includes limited post, institute
It states limited post and is installed on the needle plate far from the elastic component side；When the slipper block loose core device is in the first work shape
When state, the take-up housing is arranged with the limited post interval, when the slipper block loose core device is in second working condition,
The take-up housing is held in the limited post.
4. slipper block loose core device according to claim 1, which is characterized in that the slipper block loose core device further includes that needle plate is led
Column, the Guided Ejection Leader Pin pass through the needle plate and are inserted in the take-up housing, the extending direction of the guide post and the sliding block
The vibration-direction of seat is identical.
5. slipper block loose core device according to claim 1, which is characterized in that the slipper block loose core device further includes holder,
The press strip side is set on the holder, and the other side stretches out the holder to support the needle plate.
6. slipper block loose core device according to claim 5, which is characterized in that the holder includes the first support portion and from institute
The second support portion that the end bending of the first support portion extends is stated, the driving mechanism is installed on first support portion, described
Press strip is installed on second support portion.
7. slipper block loose core device according to claim 5, which is characterized in that the driving mechanism includes being installed on the branch
The drive cylinder of frame, the drive cylinder are equipped with piston rod, described piston rod one end be inserted into the take-up housing with the cunning
Block is affixed.
8. slipper block loose core device according to claim 5, which is characterized in that the needle plate includes the bottom needle plate being stacked
With face needle plate, the thimble mounting hole is opened in the face needle plate, and side of the face needle plate far from the bottom needle plate can support
In the holder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710078621.5A CN106735071B (en) | 2017-02-14 | 2017-02-14 | Slipper block loose core device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710078621.5A CN106735071B (en) | 2017-02-14 | 2017-02-14 | Slipper block loose core device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106735071A CN106735071A (en) | 2017-05-31 |
| CN106735071B true CN106735071B (en) | 2018-07-24 |
Family
ID=58956973
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710078621.5A Active CN106735071B (en) | 2017-02-14 | 2017-02-14 | Slipper block loose core device |
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| Country | Link |
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| CN (1) | CN106735071B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115026260A (en) * | 2022-08-10 | 2022-09-09 | 浙江辉旺机械科技股份有限公司 | Forming device of large automobile cylinder body |
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|---|---|---|---|---|
| CN203124703U (en) * | 2013-04-06 | 2013-08-14 | 熊明川 | Segmented mold opening mechanism based on outer mold of large piston casting machine |
| CN204622493U (en) * | 2015-04-18 | 2015-09-09 | 东莞市龙昕塑胶五金制品有限公司 | The slide block structure that a kind of injection mold band is loosed core |
| CN105618704A (en) * | 2015-11-25 | 2016-06-01 | 宁波君灵模具技术有限公司 | Step-by-step core-pulling mechanism and method for die-casting mold |
| CN105904676A (en) * | 2016-05-19 | 2016-08-31 | 宁波方正汽车模具有限公司 | Core pulling mechanism for mold |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60174242A (en) * | 1984-02-17 | 1985-09-07 | Fuso Light Alloys Co Ltd | Method and device for ejecting die casting product |
| CN206854627U (en) * | 2017-02-14 | 2018-01-09 | 广东文灿模具有限公司 | Slipper block loose core device |
-
2017
- 2017-02-14 CN CN201710078621.5A patent/CN106735071B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203124703U (en) * | 2013-04-06 | 2013-08-14 | 熊明川 | Segmented mold opening mechanism based on outer mold of large piston casting machine |
| CN204622493U (en) * | 2015-04-18 | 2015-09-09 | 东莞市龙昕塑胶五金制品有限公司 | The slide block structure that a kind of injection mold band is loosed core |
| CN105618704A (en) * | 2015-11-25 | 2016-06-01 | 宁波君灵模具技术有限公司 | Step-by-step core-pulling mechanism and method for die-casting mold |
| CN105904676A (en) * | 2016-05-19 | 2016-08-31 | 宁波方正汽车模具有限公司 | Core pulling mechanism for mold |
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| CN106735071A (en) | 2017-05-31 |
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Address after: No. 28, Heshun Avenue, Lishui Town, Nanhai District, Foshan, Guangdong 528000 Patentee after: Guangdong Wencan Mould and Tooling Co.,Ltd. Address before: No. 28, Heshun Avenue, Lishui Town, Nanhai District, Foshan, Guangdong 528000 Patentee before: GUANGDONG WENCAN MOLD CO.,LTD. |
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