CN210705856U - Large-inclined-ejection synchronous ejection mechanism for mold core of ejector-free plate mold - Google Patents
Large-inclined-ejection synchronous ejection mechanism for mold core of ejector-free plate mold Download PDFInfo
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- CN210705856U CN210705856U CN201921450107.0U CN201921450107U CN210705856U CN 210705856 U CN210705856 U CN 210705856U CN 201921450107 U CN201921450107 U CN 201921450107U CN 210705856 U CN210705856 U CN 210705856U
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Abstract
The synchronous ejection mechanism comprises an upper compound plate and a lower compound plate, wherein a fixed template is arranged below the upper compound plate, a base plate is arranged on the lower compound plate, a movable template is arranged on the base plate, a large nut cap and a large oblique ejector block are arranged on the movable template, the outer walls of the front side and the rear side of the movable template are respectively provided with a left oil cylinder and a right oil cylinder, a front fixing seat, a rear fixing seat, a left fixing seat and a right fixing seat are arranged below the large nut cap, piston rods of the oil cylinders are connected with the fixing seats, transverse guide holes are formed in the fixing seats, the inner wall of the large oblique ejector block is provided with a driving rod, the driving rod is fixed with the large oblique ejector block through a fastener, one end of the driving rod is inserted into the transverse guide holes, oblique guide grooves are formed in the outer walls of the front side and the rear side of the large oblique ejector block, fixed blocks.
Description
Technical Field
The utility model relates to an injection mold especially relates to synchronous ejection mechanism of big oblique top of no thimble board mould core.
Background
In an injection mold, if structures such as a back-off structure and a buckle structure are manufactured on the inner wall of a manufactured plastic product, in the prior art, an inclined ejector block is usually arranged on a movable mold plate, mold legs and an ejector plate are arranged between the movable mold plate and a lower compound plate, a straight ejector rod and an inclined ejector rod are arranged on the ejector plate, the upper end of the inclined ejector rod is connected with the inclined ejector block, when the mold is opened, the straight ejector rod and the inclined ejector rod are driven by the ejector plate to eject and demold a plastic part, when the inclined ejector rod is ejected, the inclined ejector rod moves inwards in an inclined mode to drive the inclined ejector block to be separated from the back-off structure or the buckle structure of the plastic product, the ejector plate structure is adopted, the mold legs are increased, the height and the volume of the mold are increased, and.
Disclosure of Invention
The utility model aims at overcoming the shortcoming that prior art exists, provide one kind and need not the thimble board, reduce the mould volume, reduce mould development cost, improve production efficiency, ejecting action is stable, reliable does not have synchronous ejection mechanism of thimble board mould core big oblique top.
The utility model discloses synchronous ejection mechanism's of big oblique top of no thimble board mould core technical scheme is: the movable mould plate comprises an upper compound plate and a lower compound plate, wherein a fixed mould plate is arranged below the upper compound plate, a base plate is arranged on the lower compound plate, a movable mould plate is arranged on the base plate, a large cover cap and a large oblique ejector block are arranged on the movable mould plate, the outer walls of the front side and the rear side of the movable mould plate are respectively provided with a left oil cylinder and a right oil cylinder, a front fixing seat, a rear fixing seat, a left fixing seat and a right fixing seat are arranged below the large cover cap, piston rods of the oil cylinders are connected with the fixing seats, transverse guide holes are formed in the fixing seats, a driving rod is arranged on the inner wall of the large oblique ejector block and fixed with the large oblique ejector block through fasteners, one end of the driving rod is inserted into the transverse guide holes, oblique guide grooves are formed in the outer walls of the front side and the.
The utility model discloses a synchronous ejection mechanism of big oblique top of no thimble board mould core, after plastic products injection moulding, the mould is from fixed die plate and movable mould board department die sinking, the piston rod by the hydro-cylinder upwards promotes the fixing base this moment, the fixing base drives big block and actuating lever rebound, big block drives injection moulding's plastic products upwards ejecting, the actuating lever drives big oblique kicking block and follows big block and plastic products synchronous rebound, and big oblique kicking block is when the rebound, the fixed block on the movable mould board keeps different, the oblique guide slot of big oblique kicking block lateral wall and the oblique guide block cooperation of fixed block inner wall, make big oblique kicking block inwards remove under the guide effect of oblique guide slot and oblique guide block, make the inside back-off or the buckle structure of deviating from plastic products inner wall of big oblique kicking block. The synchronous ejection mechanism for the large inclined ejection of the mold core without the ejector plate cancels the structure of mold feet and the ejector plate, utilizes the oil cylinder, the fixed block and the transverse driving rod to drive the large inclined ejection block and the large cap to eject plastic products, reduces the size of the mold, can adopt an injection molding machine with smaller tonnage, reduces the development cost of the mold, improves the production efficiency, and has stable and reliable ejection action.
The utility model discloses synchronous ejection mechanism is pushed up to one side greatly to no thimble board mould core, the fixing base under set up the guide arm, during the lower extreme of guide arm inserted the movable mould board. The guide rod is arranged, so that the guide function is realized on the up-and-down action of the fixed seat, the guide is accurate, and the ejection action is more stable and reliable.
Drawings
FIG. 1 is an open-mold perspective view of a large lifter synchronous ejection mechanism for a needle-plate-free mold core;
FIG. 2 is a perspective view of the large cap, the large inclined top block, the fixed seat and the oil cylinder in a matched state;
FIG. 3 is a perspective view of the fixing base, the oil cylinder, the driving rod, and the guide rod in a matching state;
fig. 4 is a perspective view of the large inclined ejector block, the fixed seat, the oil cylinder and the driving rod in a matching state.
Detailed Description
The utility model relates to a large inclined ejection synchronous mechanism of a mold core without an ejector plate, which comprises an upper compound plate 1 and a lower compound plate 2, wherein a fixed mold plate 3 is arranged under the upper compound plate, a backing plate 4 is arranged on the lower compound plate, a movable mold plate 5 is arranged on the backing plate, a large cap 6 and a large inclined ejection block 7 are arranged on the movable mold plate, the outer walls of the front side and the rear side of the movable mold plate 5 are respectively provided with a left oil cylinder 8 and a right oil cylinder 8, a front fixing seat, a rear fixing seat, a left fixing seat and a right fixing seat 9 are arranged under the large cap 6, the piston rod of the oil cylinder is connected with the fixing seats, a transverse guide hole 10 is arranged in each fixing seat, the inner wall of the large inclined ejection block 7 is provided with a driving rod 11, the driving rod is fixed with the large inclined ejection block through a fastener, one end of the driving rod is inserted into the transverse guide hole, inclined guide grooves 12 are arranged on the outer walls on the front, the inclined guide block is matched with the inclined guide groove. After the plastic product is injection molded, the mold is opened from the fixed mold plate 3 and the movable mold plate 5, at the moment, the piston rod of the oil cylinder 8 upwards pushes the fixed seat 9, the fixed seat drives the large cap 6 and the driving rod 11 to upwards move, the large cap drives the injection molded plastic product to upwards eject, the driving rod drives the large inclined ejecting block 7 to synchronously upwards move along with the large cap 6 and the plastic product, when the large inclined ejecting block upwards moves, the fixed block 13 on the movable mold plate 5 keeps different, the inclined guide groove 12 on the side wall of the large inclined ejecting block 7 is matched with the inclined guide block on the inner wall of the fixed block 13, so that the large inclined ejecting block inwards moves under the guiding action of the inclined guide groove and the inclined guide block, and the large inclined ejecting block 7 is inwards separated from the back-off or buckle structure on the inner wall of. The synchronous ejection mechanism for the large inclined ejection of the mold core without the ejector plate eliminates mold feet and the ejector plate structure, utilizes the oil cylinder 8, the fixed block 13 and the transverse driving rod 11 to drive the large inclined ejector block 7 and the large cap 6 to eject plastic products, reduces the size of the mold, can adopt an injection molding machine with smaller tonnage, reduces the development cost of the mold, improves the production efficiency, and has stable and reliable ejection action. A guide rod 14 is arranged below the fixed seat 9, and the lower end of the guide rod is inserted into the movable template 5. The guide rod 14 is arranged, so that the guide function is realized on the up-and-down action of the fixed seat 9, the guide is accurate, and the ejection action is more stable and reliable.
Claims (2)
1. There is not synchronous ejection mechanism of thimble board mould core big oblique top, including compound board (1) and compound board (2) down, set up fixed die plate (3) under going up the compound board, set up backing plate (4) on the compound board down, set up movable mould board (5) on the backing plate, set up big block (6) and big oblique kicking block (7), its characterized in that on the movable mould board: the front side and the rear side outer wall of the movable template (5) are respectively provided with a left oil cylinder (8) and a right oil cylinder (8), a front fixing seat (9), a rear fixing seat (9), a left fixing seat (9), a right fixing seat (9), a piston rod of the oil cylinder, a transverse guide hole (10), a driving rod (11), a large inclined ejecting block (7), a fixing rod and a large inclined ejecting block (11), wherein the driving rod is fixed with the large inclined ejecting block through a fastener, one end of the driving rod is inserted into the transverse guide hole, the front outer wall and the rear outer wall of the large inclined ejecting block (7) are provided with inclined guide grooves (12), the front outer wall and the rear outer wall of the movable template (5) are provided with fixing blocks (13), the inner walls.
2. The ejector-plate-free mold core large lifter synchronous ejection mechanism of claim 1, wherein: a guide rod (14) is arranged below the fixed seat (9), and the lower end of the guide rod is inserted into the movable template (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921450107.0U CN210705856U (en) | 2019-09-03 | 2019-09-03 | Large-inclined-ejection synchronous ejection mechanism for mold core of ejector-free plate mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921450107.0U CN210705856U (en) | 2019-09-03 | 2019-09-03 | Large-inclined-ejection synchronous ejection mechanism for mold core of ejector-free plate mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210705856U true CN210705856U (en) | 2020-06-09 |
Family
ID=70966923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921450107.0U Active CN210705856U (en) | 2019-09-03 | 2019-09-03 | Large-inclined-ejection synchronous ejection mechanism for mold core of ejector-free plate mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210705856U (en) |
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2019
- 2019-09-03 CN CN201921450107.0U patent/CN210705856U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Synchronous Ejection Mechanism for Large Oblique Top of Mold Core without Top Needle Plate Effective date of registration: 20230721 Granted publication date: 20200609 Pledgee: Industrial Commercial Bank of China Ltd. Taizhou Huangyan branch Pledgor: BINHAI MOULDS & PLASTICS GROUP Co.,Ltd. Registration number: Y2023330001534 |