CN216658771U - Sliding block mechanism with ejector device - Google Patents
Sliding block mechanism with ejector device Download PDFInfo
- Publication number
- CN216658771U CN216658771U CN202123360891.6U CN202123360891U CN216658771U CN 216658771 U CN216658771 U CN 216658771U CN 202123360891 U CN202123360891 U CN 202123360891U CN 216658771 U CN216658771 U CN 216658771U
- Authority
- CN
- China
- Prior art keywords
- block
- sliding block
- linkage
- core
- sliding
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model relates to a sliding block mechanism with a pushing device, which comprises an oil cylinder, a sliding block seat, a linkage sliding block, a butting block and a core-pulling rod, wherein the oil cylinder is arranged on the sliding block seat; the oil cylinder, the sliding block seat and the core pulling rod are sequentially connected and linked, and the core pulling rod is positioned in the forming die cavity; the abutting block is connected with the linkage sliding block in a sliding mode and abuts against one end of the forming die cavity; the clamping piece is arranged in the positioning groove in the side face of the abutting block and limited through the pulling rod, and the pulling rod is fixed on the linkage sliding block. The supporting block is in delayed linkage through the linkage sliding block, so that the original continuous core pulling action is divided into two stages, the core pulling process in the first stage is to position a product to be pulled by the supporting block, the integral core pulling in the second stage is performed, the core pulling stroke is reduced, meanwhile, the supporting block can be utilized to position a formed product in the core pulling process, the product is prevented from being driven by the core pulling rod to move, the situations such as product damage are effectively avoided, and the effects of improving the product production rate, reducing the processing cost and the like are achieved.
Description
Technical Field
The utility model relates to the field of injection molds, in particular to a sliding block mechanism with a push device, which can effectively avoid the occurrence of the fracture condition of a core pulling rod.
Background
Aiming at the processing of a hollow product with a large length, a hollow structure of the product needs to be realized through the core pulling operation of a mould. However, the core pulling rod for realizing core pulling operation has the characteristics of large length and small inner diameter, and a molded product to be demoulded is sleeved on the core pulling rod and can be driven to move along with the withdrawal of the core pulling rod, so that the molded product is damaged in a mold core, and the like, and the qualification rate and the production efficiency of the product are reduced.
Therefore, how to improve a slider mechanism with an ejector to stabilize a formed product, ensure complete demolding of the product, and improve the processing efficiency and yield of the product is one of the technical problems to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a sliding block mechanism with a pushing device, which can effectively prevent a surface core pulling rod from being broken.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a take pusher's slider mechanism, its adorns on the template, and this template is installed the mold core, have the shaping die cavity in the mold core, a take pusher's slider mechanism includes hydro-cylinder, slider seat, linkage slider, supports piece and core-pulling pole, wherein:
the oil cylinder, the sliding block seat and the core pulling rod are sequentially connected and linked, and the core pulling rod is positioned in the forming die cavity;
the linkage sliding block is positioned on one side of the sliding block seat facing to the molding die cavity;
the abutting block is connected with the linkage sliding block in a sliding mode and abuts against one end of the forming die cavity to form a pushing device;
the clamping piece is arranged in the positioning groove in the side face of the abutting block and limited through the pulling rod, and the pulling rod is fixed on the linkage sliding block.
Further preferred is: the clamping piece slides along the clamping groove to position, clamp or release the abutting block;
the clamping groove is formed in the mold core and is perpendicular to the abutting block.
Further preferred is: the drawing rod is driven by the linkage sliding block to slide along the direction of the limiting sliding groove so as to drive the clamping piece to slide towards the direction of the abutting block;
the limiting sliding groove is formed in the mold core and is perpendicular to the clamping piece.
Further preferably: the number of the clamping pieces is two, the clamping pieces are symmetrically distributed on two sides of the abutting block, and the number of the drawing rods is matched with that of the clamping pieces.
Further preferred is: the outer side of the abutting block is provided with a sliding positioning convex edge which is arranged in a sliding positioning groove arranged on the linkage sliding block to form a sliding structure for delayed linkage between the abutting block and the linkage sliding block.
Further preferred is: a through hole is formed in the middle of the linkage sliding block, a limiting blocking wall is arranged on one side, close to the forming die cavity, of the through hole, and the sliding positioning groove is formed in the inner wall of the through hole.
Further preferred is: the abutting block is connected with the sliding block seat through the interlocking body.
Further preferred is: the linkage body comprises an embedded core block and a connecting nail, wherein:
the embedded core block is embedded in the abutting block and is positioned at one side close to the sliding block seat;
the connecting nail penetrates through the sliding block seat and extends into an adjusting hole formed in the embedded block.
Further preferably: the end surface of the abutting block close to the molding die cavity is provided with an abutting groove; needle-shaped bulges are fully distributed in the abutting-pressing groove.
Further preferred is: the core-pulling rod penetrates through the abutting block and is locked on the sliding block seat.
After adopting the technical scheme, compared with the background technology, the utility model has the following advantages:
the abutting block is positioned by matching the clamping piece and the core pulling rod so as to position the product to be subjected to core pulling by the abutting block, so that the condition that the core pulling rod is broken due to unstable product positioning is avoided; in addition, the abutting block is in delayed linkage through the linkage sliding block, so that the original continuous core pulling action is divided into two stages, wherein the core pulling process in the first stage is to position a product to be subjected to core pulling through the abutting block, and then the integral core pulling in the second stage is carried out, so that the core pulling stroke is reduced, meanwhile, the abutting block can be utilized to position a formed product in the core pulling process, the product is prevented from being driven by the core pulling rod to move, the situations such as product damage are effectively avoided, and the effects of improving the product production rate, reducing the processing cost and the like are achieved.
Drawings
FIG. 1 is a schematic structural diagram of a sliding block mechanism with an ejector according to an embodiment of the present invention;
FIG. 2 is a partial schematic structural view of a slider mechanism with an ejector according to an embodiment of the present invention;
FIG. 3 is a sectional view of a partial structure of a slider mechanism with an ejector according to an embodiment of the present invention, the partial structure being disposed along an axial direction of a core rod;
fig. 4 is a cross-sectional view of the slider mechanism with the ejector according to the embodiment of the present invention, which is formed along the center of the clamping member.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
In the present invention, it should be noted that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are all based on the orientation or positional relationship shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the apparatus or element of the present invention must have a specific orientation, and thus, should not be construed as limiting the present invention.
Examples
As shown in fig. 1, the utility model discloses a sliding block mechanism a with an ejector, which is arranged by matching with a forming die cavity, and the number of the forming die cavities directly affects the number of the sliding block mechanisms a with the ejector, namely: the sliding block mechanism A with the ejection device is arranged in one-to-one correspondence with the molding die cavity.
As shown in fig. 1 and fig. 2, the slider mechanism a with an ejector is mounted on a mold plate, the mold plate has a molding cavity, and the slider mechanism a with an ejector comprises an oil cylinder 300, a slider seat, a linked slider 500, a resisting block 600 and a core pulling rod 700.
As shown in fig. 1 and fig. 2, the mold plate may be an upper mold plate in an upper mold set or a lower mold plate 100 in a lower mold set, in this embodiment, the mold plate is the lower mold plate 100, a rear mold core 200 is embedded in the lower mold plate 100, the rear mold core 200 has the molding cavities therein, the upper mold plate has a front mold core embedded therein, the front mold core has the molding cavities therein, and the molding cavities in the front and rear mold cores 200 are butted to form the molding cavities; the number of the molding cavities is two, and the molding cavities correspond to the two slide block mechanisms A with the ejection devices.
As shown in fig. 1 to 3, the oil cylinder 300 is fixed to a side surface of the lower template 100, and an output end of the oil cylinder 300 extends into the lower template 100; specifically, the method comprises the following steps: the lower template 100 is provided with a sliding chute which is matched with the sliding, and the sliding chute is communicated with a molding die cavity in the die core; one end of the mold core facing the oil cylinder 300 is provided with an opening which is communicated with the chute.
As shown in fig. 1 to 3, the slider seat is a block, and the slider seat is mounted at the output end of the oil cylinder 300 and is connected with the sliding chute in a sliding manner; the core-pulling rod 700 is a long rod adapted to the length of a product to be core-pulled E, and is placed in the molding cavity, so that core-pulling processing of the product is realized after glue injection and cooling, and one end of the core-pulling rod 700 is mounted on the slider seat.
As shown in fig. 1 to 3, the interlocking slide 500 has a through hole located between the molding cavity and the slide seat and located close to the slide seat; in this embodiment, the linkage slider 500 is a rectangular block disposed beside the slider seat, the linkage slider 500 has a circular through hole in the middle, one side of the circular through hole extends inward to form an annular boss facing the center of the through hole, and the annular boss is a limiting barrier wall; due to the arrangement of the limiting blocking wall, a sliding positioning groove is formed in the circular through hole and along the axial direction of the circular through hole.
As shown in fig. 1 to fig. 3, the abutting block 600 is disposed in the through hole of the linkage slider 500, one end of the abutting block abuts against the molding cavity, and the other end of the abutting block is mounted on the slider seat through the linkage body 610, so as to form a pushing device; in this embodiment: the abutting block 600 is a cylindrical block body, one end of the abutting block 600 is an abutting end, the abutting end penetrates through the through hole and abuts against the end face of the forming die cavity, the other end of the abutting block 600 is a connecting end, the edge of the connecting end is provided with an annular boss, the annular boss is a sliding positioning convex edge, and the sliding positioning convex edge is arranged in the sliding positioning groove to form a sliding structure for delayed linkage between the abutting block 600 and the linkage sliding block 500; it should be noted that: the length of the sliding positioning groove is greater than the width of the sliding positioning convex edge, and the sliding positioning convex edge can perform sliding displacement along the sliding positioning groove, so that when the sliding block seat 400 drives the abutting block 600 to perform core pulling sliding, and the side wall of the sliding positioning groove of the linkage sliding block 500 is in contact with the sliding positioning convex edge of the abutting block 600, the linkage sliding block 500 drives the abutting block 600 to perform core pulling sliding;
as shown in fig. 1 to 3, the interlocking body 610 includes an embedded core block 611 and a connecting nail 611, the embedded core block 611 is embedded in the abutting block 600 and is located at a side close to the slider seat; the connecting nail 611 penetrates through the sliding block seat 400 and is arranged in the embedded core block 611; specifically, the method comprises the following steps: the embedded core block 611 is a block, adjusting holes are formed in the embedded core block 611, the number of the connecting nails 611 is two, the connecting nails are distributed vertically, the cross section of each connecting nail 611 is in a T shape, and the tip of each connecting nail 611 penetrates through a through hole formed in the sliding block seat and extends into the adjusting hole; when the sliding block seat performs core-pulling sliding, the connecting nail 611 performs sliding displacement in the adjusting hole;
it should be noted that: the abutting block 600 abuts against one end of the molding die cavity, namely: the pressing end is provided with a pressing groove; the needle-shaped bulges are fully distributed in the abutting grooves, and the abutting grooves are arranged to better abut and position a formed product.
It should be noted that: as shown in fig. 3, the side surface of the abutting block 600 is provided with two positioning grooves, in this embodiment, because the abutting block 600 is a cylinder, and the section of the abutting block is provided with the two positioning grooves, the two positioning grooves are respectively disposed on two sides of the abutting block 600.
With reference to fig. 1 to 4, a clamping member 800 is arranged in a positioning groove on the side surface of the abutting block 600, the clamping member 800 is limited by a pulling rod 900, and the pulling rod 900 is fixed to the linkage slider 500;
referring to fig. 1 to 4, the clamping member 800 vertically penetrates through the rear mold core 200 and is located beside the supporting block 600; specifically, the method comprises the following steps: back mould benevolence 200 is followed the perpendicular to supports the direction of piece 600 and has seted up the centre gripping groove, holder 800 is arranged in the centre gripping inslot to can follow the centre gripping groove direction carries out the displacement, promptly: the clamping piece 800 is positioned along the direction vertical to the abutting block 600, the clamping piece 800 can be clamped in the positioning groove through displacement, so that the abutting block 600 is positioned and clamped, or the clamping piece is displaced to be separated from the positioning groove, so that the abutting block 600 is released; it should be noted that: the normalization of the clamping piece 800 is that the clamping piece 800 is separated from the positioning groove, and the clamping piece 800 is clamped in the positioning groove and needs to be realized by the cooperation of the drawing rod 900;
it should be noted that: as shown in fig. 1 to 4, the clip 800 is normally separated from the positioning groove, and may be implemented by a spring, that is: a spring is disposed perpendicular to the clamping member 800, and is embedded into the rear mold core 200, so that the clamping member 800 is separated from the positioning groove in a normal state, and the drawing rod 900 is pressed to be clamped into the positioning groove of the abutting block 600, so as to effectively position the abutting block 600.
With reference to fig. 1, fig. 2 and fig. 4, the number of the pulling rods 900 is matched with the number of the clamping members 800, and in this embodiment, the number of the clamping members 800 is two, so that the two pulling rods 900 are two, and the two clamping members 800 clamp and position two sides of the abutting block 600 at the same time to abut against the core pulling end of the molded product, thereby achieving the purposes of stabilizing the product and avoiding damage;
the pulling rod 900 is a flat straight rod and is mounted on the linkage sliding block 500 so as to be driven by the linkage sliding to perform sliding displacement in the pulling direction; specifically, the method comprises the following steps: the pulling rod 900 abuts against one side of the clamping piece 800 and is driven by the linkage sliding block 500 to slide along the direction of the limiting sliding groove so as to drive the clamping piece 800 to slide towards the abutting block 600, and the limiting sliding groove is arranged on the template and is perpendicular to the clamping piece 800.
As shown in fig. 1, 2 and 4, the plunger rod 700 is fixed on the slider holder 400 and passes through the center of the retainer block 600 to be placed in the molding cavity.
Referring to fig. 1 to 4, in the slider mechanism a with the ejector, in order to prevent undesirable phenomena such as fracture of the core pulling rod 700, a disposable core pulling process is divided into two stages:
the method comprises the following steps: the molding die cavity is internally provided with a product E to be subjected to core pulling, and at the moment, the abutting block 600 is positioned and clamped by the two clamping pieces 800, namely: the abutting block 600 abuts against one end of the product with the core pulling;
the first-stage core-pulling process comprises the following steps: the oil cylinder 300 sequentially drives the slider seat 400 and the core-pulling rod 700 to perform sliding core pulling;
the segmentation process is as follows: the linkage sliding block 500 is driven by the sliding block seat 400 to slide towards the direction of the oil cylinder 300, when the side wall of the sliding positioning groove of the linkage sliding block 500 is contacted with the sliding positioning convex edge of the abutting block 600, the pumping rod 900 is driven by the linkage sliding block 500 to be away from the clamping piece 800, and at the moment, the clamping piece 800 moves towards the direction away from the abutting block 600, so that the abutting block 600 is released; it should be noted that: during the core pulling process and the dividing process in the first stage, the abutting block 600 always abuts against the end of the product E to be core pulled, so that the product E to be core pulled is effectively positioned, the structural stability is improved, the stability of the core pulling process is ensured, and the product is prevented from being driven to move due to the core pulling motion, and further being damaged;
the second-stage core-pulling process comprises the following steps: because the resisting block 600 is not bound in the radial direction, the resisting block 600 is driven by the cooperation of the linkage sliding block 500 and the sliding block seat to slide towards the core-pulling direction of the oil cylinder 300 in sequence; meanwhile, the core pulling rod 700 continuously performs core pulling until the core pulling action is completed;
in the first-stage core pulling process, the dividing process and the second-stage core pulling process, the oil cylinder 300 and the core pulling rod 700 are all in the core pulling state, and the core pulling process is a one-step core pulling processing process.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. The utility model provides a take slider mechanism of ejecting device which adorns on the template, and this template is installed the mold core, have the shaping die cavity in the mold core, its characterized in that: the utility model provides a take pusher's slider mechanism includes hydro-cylinder, take slider seat, linkage slider, supports piece and core-pulling rod, wherein:
the oil cylinder, the sliding block seat and the core pulling rod are sequentially connected and linked, and the core pulling rod is positioned in the forming die cavity;
the linkage sliding block is positioned on one side of the sliding block seat facing to the molding die cavity;
the abutting block is connected with the linkage sliding block in a sliding mode and abuts against one end of the forming die cavity to form a pushing device;
the clamping piece is arranged in the positioning groove in the side face of the abutting block and limited through the drawing rod, and the drawing rod is fixed on the linkage sliding block.
2. The slider mechanism with an ejector according to claim 1, wherein: the clamping piece slides along the clamping groove to position, clamp or release the abutting block;
the clamping groove is formed in the mold core and is perpendicular to the abutting block.
3. A slider mechanism with ejector according to claim 1 or 2, characterised in that: the drawing rod is driven by the linkage sliding block to slide along the direction of the limiting sliding groove so as to drive the clamping piece to slide towards the direction of the abutting block;
the limiting sliding groove is formed in the mold core and is perpendicular to the clamping piece.
4. The slider mechanism with an ejector according to claim 1, wherein: the number of the clamping pieces is two, the clamping pieces are symmetrically distributed on two sides of the abutting block, and the number of the drawing rods is matched with the number of the clamping pieces.
5. The slider mechanism with an ejector according to claim 1, wherein: the outer side of the abutting block is provided with a sliding positioning convex edge which is arranged in a sliding positioning groove arranged on the linkage sliding block to form a sliding structure for delayed linkage between the abutting block and the linkage sliding block.
6. The slider mechanism with an ejector according to claim 5, wherein: a through hole is formed in the middle of the linkage sliding block, a limiting blocking wall is arranged on one side, close to the forming die cavity, of the through hole, and the sliding positioning groove is formed in the inner wall of the through hole.
7. The slider mechanism with an ejector according to claim 1 or 5, wherein: the abutting block is connected with the sliding block seat through a linkage body.
8. The slider mechanism with an ejector according to claim 7, wherein: the linkage body comprises an embedded core block and a connecting nail, wherein:
the embedded core block is embedded in the abutting block and is positioned at one side close to the sliding block seat;
the connecting nail penetrates through the sliding block seat and extends into an adjusting hole formed in the embedded block.
9. The slider mechanism with an ejector according to claim 1, wherein: the end surface of the abutting block close to the molding die cavity is provided with an abutting groove; needle-shaped bulges are fully distributed in the abutting-pressing groove.
10. The slider mechanism with an ejector according to claim 1, wherein: the core-pulling rod penetrates through the abutting block and is fixedly locked on the sliding block seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123360891.6U CN216658771U (en) | 2021-12-29 | 2021-12-29 | Sliding block mechanism with ejector device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123360891.6U CN216658771U (en) | 2021-12-29 | 2021-12-29 | Sliding block mechanism with ejector device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216658771U true CN216658771U (en) | 2022-06-03 |
Family
ID=81795425
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123360891.6U Active CN216658771U (en) | 2021-12-29 | 2021-12-29 | Sliding block mechanism with ejector device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216658771U (en) |
-
2021
- 2021-12-29 CN CN202123360891.6U patent/CN216658771U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112356394A (en) | Plastic mold capable of quickly demolding product | |
| CN203063063U (en) | Mold with secondary ejection | |
| CN216658771U (en) | Sliding block mechanism with ejector device | |
| CN115556309B (en) | Barb plastic part mold and demolding method thereof | |
| CN214872389U (en) | Blood taking needle protective sheath core pulling mechanism and core pulling mold | |
| CN108819127B (en) | Slide block driving pull block forced demoulding mechanism | |
| CN211105383U (en) | C-shaped plate production die device | |
| CN210552694U (en) | Injection mold sliding block delay thimble supporting mechanism for producing medical products | |
| CN113752493A (en) | Cross inclined-ejection reverse-buckling-removing mechanism of injection mold | |
| CN112810081A (en) | Blood taking needle protective sheath core pulling mechanism and core pulling mold | |
| CN216708219U (en) | Injection mold of car thin wall column spare | |
| CN221048965U (en) | Multi-stage ejection die | |
| CN117103592B (en) | Core-pulling and die-separating device | |
| CN214926566U (en) | Forming die | |
| CN210820733U (en) | Injection mold doublestage demoulding mechanism | |
| CN219748804U (en) | Power mechanism for plastic mold core pulling | |
| CN218139298U (en) | Secondary demolding mechanism for preventing product from sticking on mold | |
| CN214395216U (en) | Fixed die of injection mold convenient for demolding | |
| CN214725912U (en) | Injection mold with elongated steel rod insert | |
| CN220482404U (en) | Slider structure of high-stability injection mold | |
| CN218399274U (en) | Bidirectional ejection die | |
| CN216683169U (en) | Injection mold of scaler shell | |
| CN218399309U (en) | Injection mold capable of efficiently demolding | |
| CN213440849U (en) | Self-ejection type anti-interference mold | |
| CN112706376A (en) | Injection mold with low space occupancy rate |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 3rd Floor, No. 208, Simingyuan, Xinmin Town, Tong'an District, Xiamen City, Fujian Province 361000 Patentee after: Xiamen Zhiyuan Medical Technology Co.,Ltd. Address before: 361000 third floor, No. 208 Siming Park, industrial concentration zone, Tong'an District, Xiamen City, Fujian Province Patentee before: Xiamen Zhiyuan Plastic Industry Co.,Ltd. |
|
| CP03 | Change of name, title or address |