CN211031084U - Drag hook mechanism for realizing three-time ejection of ejector plate on die - Google Patents
Drag hook mechanism for realizing three-time ejection of ejector plate on die Download PDFInfo
- Publication number
- CN211031084U CN211031084U CN201922070462.1U CN201922070462U CN211031084U CN 211031084 U CN211031084 U CN 211031084U CN 201922070462 U CN201922070462 U CN 201922070462U CN 211031084 U CN211031084 U CN 211031084U
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- drag hook
- elastic block
- plate
- ejector plate
- groove
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Abstract
The utility model provides a realize ejecting hook mechanism of thimble board cubic on mould, drag hook mechanism includes the hydro-cylinder, the drag hook, drag hook fender seat, bullet piece one, bullet piece two, the cylinder body of hydro-cylinder is fixed in backup pad one side, the piston of hydro-cylinder is connected with last thimble board one side, the upper end of drag hook is fixed in backup pad one side, the lower extreme of drag hook is fixed in lower replica one side, drag hook fender seat slip cover establish outside the drag hook and with well thimble board fixed connection, bullet piece one slidable sets up in last thimble board one side, bullet piece two slidable sets up in thimble board one side down, the drag hook keeps off the seat and is equipped with the first draw-in groove with bullet piece one looks adaptation and the second draw-in groove with bullet piece two looks adaptation, the drag hook is connected with bullet piece one, bullet piece two slides to join in marriage and be used for in proper order with bullet piece two, bullet piece one. The utility model has the advantages of can control the ejecting order of thimble board, well thimble board and thimble board down, reliable and stable, the action smoothly links up, ensures product appearance quality.
Description
Technical Field
The utility model relates to the technical field of mold, in particular to realize ejecting drag hook mechanism of thimble board cubic on mould.
Background
When the mold is machined and molded, products which can be machined and molded only by three-time ejection, such as automobile accessories and the like, are often subjected to ejection and demolding operation according to the characteristics and the practical performance of the appearance structure of the products. At present, the domestic mould generally adopts a three-time ejection mechanical drag hook driving technology, a drag hook mechanism is unstable, the problems of blocking of a mould ejection system, overlong drag hook, weak strength and the like often occur, the injection production stability is poor, and the appearance quality can not be ensured after the product is ejected secondarily.
Disclosure of Invention
An object of the utility model is to provide a reliable and stable to prior art's defect and not enough, can ensure product appearance quality's drag hook mechanism.
The utility model discloses a following technical scheme realizes: a drag hook mechanism for realizing three-time ejection of an ejector plate on a die comprises a movable die plate, a supporting plate, a backing plate and a lower compound plate which are arranged from top to bottom, wherein an upper ejector plate, a middle ejector plate and a lower ejector plate are arranged on the lower compound plate from top to bottom, drag hook mechanisms are arranged on two sides between the supporting plate and the lower compound plate respectively, each drag hook mechanism comprises an oil cylinder, a drag hook baffle seat, a first elastic block and a second elastic block, a cylinder body of the oil cylinder is fixed on one side of the supporting plate, a piston of the oil cylinder is connected with one side of the upper ejector plate, the upper end of the drag hook is fixed on one side of the supporting plate, the lower end of the drag hook is fixed on one side of the lower compound plate, the drag hook baffle seat is sleeved outside the drag hook in a sliding manner and is fixedly connected with the middle ejector plate, the first elastic block is arranged on one side, the draw hook is provided with a first clamping groove matched with the first elastic block and a second clamping groove matched with the second elastic block, and the draw hook is matched with the first elastic block and the second elastic block in a sliding mode to sequentially push the second elastic block and the first elastic block away from the second clamping groove and the first clamping groove in the ejection process.
In the drag hook mechanism for realizing three-time ejection of the ejector plate on the die, the lower end of the inner side wall of the drag hook is provided with a clamping position, the first platform of the second elastic block, the upper end of the first platform is provided with a second inclined plane matched with the elastic block, the upper end of the second inclined plane is provided with a clamping position, the third platform of the first elastic block is provided with a fourth vertical surface, and the upper end of the fourth vertical surface is provided with a fifth inclined plane matched with the first elastic block.
In the drag hook mechanism for realizing the three-time ejection of the ejector plate on the die, a second elastic block groove is formed in the middle of the outer side of the second elastic block in an inwards concave mode, the inner side wall of the second elastic block groove is in inclined arrangement with the second inclined plane in a matched mode, and the two ends of the outer side of the second elastic block are outwards protruded to form second elastic block protruding blocks matched with the second clamping grooves.
In the drag hook mechanism for realizing the three-time ejection of the ejector plate on the die, one side of the lower ejector plate is inwards concavely provided with a second accommodating groove for the second elastic block to slide, and the inner side of the second elastic block is provided with a spring which is abutted against the second accommodating groove.
In the drag hook mechanism for realizing the three-time ejection of the ejector plate on the die, a first elastic block groove is formed in the middle of the outer side of the first elastic block in an inwards recessed mode, the inner side wall of the first elastic block groove is in inclined arrangement with the fifth inclined plane in a matched mode, and two ends of the outer side of the first elastic block protrude outwards to form a first elastic block protruding block matched with the first clamping groove.
In the drag hook mechanism for realizing the three-time ejection of the ejector plate on the die, one side of the upper ejector plate is inwards concavely provided with a first accommodating groove for the first elastic block to slide, and the inner side of the first elastic block is provided with a spring which is abutted against the first accommodating groove.
In realizing the ejecting drag hook mechanism of thimble board cubic on above-mentioned mould, the drag hook keeps off the seat and includes mainboard and left and right both sides board, seted up on the board of left and right both sides first draw-in groove, second draw-in groove, lie in on the board of left and right both sides still be equipped with outside convex locating piece between first draw-in groove, the second draw-in groove, correspond one side of well thimble board is seted up and is used for holding the constant head tank of locating piece.
In the drag hook mechanism for realizing the three-time ejection of the ejector plate on the die, the main plate is provided with a screw, and the drag hook baffle seat is fixed on the middle ejector plate through the screw.
In the drag hook mechanism for realizing the three-time ejection of the ejector plate on the die, the lower end of the drag hook is provided with a slide seat in a shape like a Chinese character 'tu', the slide groove is formed in one side of the lower compound plate, the slide seat is embedded in the slide groove, and screws are installed on the slide seat and fixed on the lower compound plate through the screws.
In the drag hook mechanism for realizing the three-time ejection of the ejector plate on the die, the upper end of the drag hook is fixed on the supporting plate through a screw.
Compared with the prior art, the utility model profitable effect is: the utility model can control the ejection sequence of the upper ejector plate, the middle ejector plate and the lower ejector plate, the mechanism is stable and reliable, and the appearance quality of the product is ensured; the action is smooth and coherent, the loss can be reduced, and the long-time mass production is ensured; the injection molding cycle of the product is shortened, the production efficiency of the product is improved, and the production cost is reduced.
Drawings
Fig. 1 is an overall schematic diagram of an embodiment of the present invention;
FIG. 2 is a view showing the structure of the retractor of the embodiment of the present invention;
FIG. 3 is a view showing the structure of the drag hook block seat in the embodiment of the present invention;
fig. 4 is a structural diagram of a first spring block and a second spring block in the embodiment of the present invention;
fig. 5 is a structural view of an upper thimble plate, a middle thimble plate, a lower thimble plate, and a lower doubler plate according to an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 to 5, the present embodiment provides a drag hook mechanism for realizing three times of ejector plate ejection on a mold, the mold includes a movable mold plate 1, a support plate 2, a backing plate 3, and a lower compound plate 4, which are arranged from top to bottom, the lower compound plate 4 is provided with an upper ejector plate 5, a middle ejector plate 6, and a lower ejector plate 7, which are arranged from top to bottom, and drag hook mechanisms are arranged on both sides between the support plate 2 and the lower compound plate 4. The upper ejector plate 5, the middle ejector plate 6 and the lower ejector plate 7 each include an ejector pin panel and an ejector pin base plate, which belong to the prior art, and therefore, they will not be described in detail herein.
Specifically, the drag hook mechanism comprises an oil cylinder 8, a drag hook 9, a drag hook stopper seat 10, a first elastic block 11 and a second elastic block 12, a cylinder body 81 of the oil cylinder 8 is fixed on one side of a supporting plate 2, a piston 82 of the oil cylinder 8 is connected with one side of an upper ejector plate 5, the upper end of the drag hook 9 is fixed on one side of the supporting plate 2, the lower end of the drag hook 9 is fixed on one side of a lower restoring plate 4, the drag hook stopper seat 10 is slidably sleeved outside the drag hook 9 and fixedly connected with a middle ejector plate 6, the first elastic block 11 is slidably arranged on one side of the upper ejector plate 5, the second elastic block 12 is slidably arranged on one side of a lower ejector plate 7, a first clamping groove 101 matched with the first elastic block 11 and a second clamping groove 102 matched with the second elastic block 12 are arranged on the drag hook stopper seat 10, and the drag hook 9, the first elastic block 11 and the second elastic block 12 are slidably connected to sequentially push the second elastic block 12. This drag hook mechanism can control the ejecting order of thimble board 5, well thimble board 6 and lower thimble board 7, and is ejecting for the first time: the three groups of ejector pin plates 5, 6 and 7 move upwards together, and the drag hook 9 guides the second elastic block 12 to separate from the drag hook block seat 10 to stop the movement of the lower ejector pin plate 7; and (4) ejection for the second time: the upper ejector plate 5 and the middle ejector plate 6 continue to move upwards, and the draw hook 9 guides the elastic block I11 to be separated from the draw hook block seat 10, so that the upper ejector plate 5 and the middle ejector plate 6 stop moving; and (3) third ejection: the oil cylinder 8 pulls the upper ejector plate 5 to move upwards continuously to eject the product. In the present embodiment, the first spring block 11 and the second spring block 12 are both convex, and belong to the conventional structure, so the detailed description thereof is omitted.
The lower end of the inner side wall of the drag hook 9 is provided with a first platform 91 for clamping a second elastic block 12, the upper end of the first platform 91 is provided with a second inclined plane 92 matched with the second elastic block 12, the upper end of the second inclined plane 92 is provided with a third platform 93 for clamping a first elastic block 11, the upper end of the third platform 93 is provided with a fourth vertical plane 94, and the upper end of the fourth vertical plane 94 is provided with a fifth inclined plane 95 matched with the first elastic block 11. The draw hook 9 is arranged as above, has simple structure, can play the limiting function of the blocking elastic block and can play the function of guiding the elastic block to move.
The middle of the outer side of the second elastic block 12 is inwards recessed to form a second elastic block groove 121, the inner side wall of the second elastic block groove 121 is in inclined arrangement in matching with the second inclined plane 92, and two ends of the outer side of the second elastic block 12 are outwards protruded to form a second elastic block protruding block 122 in matching with the second clamping groove 102. One side of the lower ejector plate 7 is inwards concavely provided with a second accommodating groove 71 for the second elastic block 12 to slide, and the inner sides of the second elastic blocks 12 are provided with springs (not shown) which are abutted against the second accommodating groove 71. The drag hook 9 and the second elastic block 12 are guided by the inclined plane to slide transversely, so that the second elastic block 12 is separated from the second clamping groove 102, and the spring can play a role in resetting.
Inwards sunken first bullet piece recess 111 that forms in the middle of the outside of bullet piece 11, the inside wall of first bullet piece recess 111 is the slope setting with fifth inclined plane 95 looks adaptation, and the outside both ends of bullet piece 11 outwards bulge and form the first bullet piece lug 112 with first draw-in groove 101 looks adaptation. One side of the upper ejector plate 5 is inwards concavely provided with a first accommodating groove 51 for the first elastic block 11 to slide, and the inner sides of the first elastic blocks 11 are provided with springs (not shown) which are abutted against the first accommodating groove 51. The drag hook 9 and the elastic block 11 are guided by the inclined plane to transversely slide so that the elastic block 11 is separated from the first clamping groove 101, and the spring can play a role in resetting.
The drag hook block seat 10 comprises a main plate 103, left and right side plates 104 and 105, a first clamping groove 101 and a second clamping groove 102 are formed in the left and right side plates 104 and 105, a positioning block 106 protruding outwards is further arranged between the first clamping groove 101 and the second clamping groove 102 on the left and right side plates 104 and 105, and a positioning groove 61 used for containing the positioning block 106 is formed in one side of the corresponding middle ejector plate 6. The main plate 103 is provided with a screw 13, and the drag hook block seat 10 is fixed on the middle ejector plate 6 through the screw 103. The locating block 106 is clamped in the locating groove 61, the draw hook baffle seat 10 is fixed on the middle ejector plate 6 through the screw 13, the draw hook baffle seat 10 is simple in structure, firm and reliable in connection, convenient to detach and install, and capable of protecting the draw hook 9.
The lower end of the drag hook 9 is provided with a convex slide seat 96, one side corresponding to the lower compound plate 4 is provided with a slide groove 41, the slide seat 96 is embedded in the slide groove 41, and the slide seat 96 is provided with a screw 15 which is fixed on the lower compound plate 4 through the screw 15. The upper end of the draw hook 9 is fixed on the supporting plate 2 through a screw 15. The draw hook 9 is as above-mentioned setting with connection structure between compound board 4, the backup pad 2 down, firm in connection, stability are good, it is convenient to dismantle the installation.
It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of the invention or which are equivalent to the scope of the invention are embraced by the invention.
Claims (10)
1. A drag hook mechanism for realizing three-time ejection of an ejector plate on a die comprises a movable die plate, a supporting plate, a backing plate and a lower compound plate which are arranged from top to bottom, wherein an upper ejector plate, a middle ejector plate and a lower ejector plate are arranged on the lower compound plate from top to bottom, and drag hook mechanisms are arranged on two sides between the supporting plate and the lower compound plate respectively, and the drag hook mechanism is characterized by comprising an oil cylinder, a drag hook retaining seat, a first elastic block and a second elastic block, wherein a cylinder body of the oil cylinder is fixed on one side of the supporting plate, a piston of the oil cylinder is connected with one side of the upper ejector plate, the upper end of the drag hook is fixed on one side of the supporting plate, the lower end of the drag hook is fixed on one side of the lower compound plate, the drag hook retaining seat is sleeved outside the drag hook in a sliding manner and is fixedly connected with the middle ejector plate, the first elastic block is arranged on, the draw hook is provided with a first clamping groove matched with the first elastic block and a second clamping groove matched with the second elastic block, and the draw hook is matched with the first elastic block and the second elastic block in a sliding mode to sequentially push the second elastic block and the first elastic block away from the second clamping groove and the first clamping groove in the ejection process.
2. The drag hook mechanism for realizing the three-time ejection of the ejector plate on the die according to claim 1, wherein a first platform for clamping the second elastic block is arranged at the lower end of the inner side wall of the drag hook, a second inclined plane matched with the second elastic block is arranged at the upper end of the first platform, a third platform for clamping the first elastic block is arranged at the upper end of the second inclined plane, a fourth vertical plane is arranged at the upper end of the third platform, and a fifth inclined plane matched with the first elastic block is arranged at the upper end of the fourth vertical plane.
3. The drag hook mechanism for realizing the three-time ejection of the ejector plate on the die according to claim 2, wherein the middle of the outer side of the second elastic block is inwards recessed to form a second elastic block groove, the inner side wall of the second elastic block groove is obliquely arranged in a manner of being matched with the second inclined surface, and two ends of the outer side of the second elastic block are outwards protruded to form second elastic block protruding blocks matched with the second clamping grooves.
4. The drag hook mechanism for realizing the three-time ejection of the ejector plate on the die as claimed in claim 3, wherein a second accommodating groove for the second elastic block to slide is formed in one side of the lower ejector plate in an inward concave manner, and springs abutting against the second accommodating groove are arranged on the inner sides of the second elastic block.
5. The drag hook mechanism for realizing the three-time ejection of the ejector plate on the die as claimed in claim 4, wherein the middle of the outer side of the first elastic block is inwards recessed to form a first elastic block groove, the inner side wall of the first elastic block groove is obliquely arranged in a manner of being matched with the fifth inclined surface, and two ends of the outer side of the first elastic block are outwards protruded to form a first elastic block protruding block matched with the first clamping groove.
6. The drag hook mechanism for realizing the three-time ejection of the ejector plate on the die as claimed in claim 5, wherein a first accommodating groove for the first elastic block to slide is formed in one side of the upper ejector plate in an inward concave manner, and springs abutting against the first accommodating groove are arranged on the inner sides of the first elastic block.
7. The drag hook mechanism for realizing the three-time ejection of the ejector plate on the mold according to claim 6, wherein the drag hook stopper comprises a main plate, a left side plate and a right side plate, the left side plate and the right side plate are provided with the first clamping groove and the second clamping groove, the left side plate and the right side plate are provided with a positioning block protruding outwards between the first clamping groove and the second clamping groove, and one side corresponding to the middle ejector plate is provided with a positioning groove for accommodating the positioning block.
8. The drag hook mechanism for realizing the three-time ejection of the ejector plate on the die as claimed in claim 7, wherein a screw is mounted on the main plate, and the drag hook block seat is fixed on the middle ejector plate through the screw.
9. The drag hook mechanism for realizing the three-time ejection of the ejector plate on the die according to claim 1, wherein the lower end of the drag hook is provided with a convex sliding seat, one side of the drag hook corresponding to the lower compound plate is provided with a sliding groove, the sliding seat is embedded in the sliding groove, and the sliding seat is provided with a screw and is fixed on the lower compound plate through the screw.
10. The retractor mechanism of claim 9 wherein the upper end of the retractor is fixed to the support plate by screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922070462.1U CN211031084U (en) | 2019-11-27 | 2019-11-27 | Drag hook mechanism for realizing three-time ejection of ejector plate on die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922070462.1U CN211031084U (en) | 2019-11-27 | 2019-11-27 | Drag hook mechanism for realizing three-time ejection of ejector plate on die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211031084U true CN211031084U (en) | 2020-07-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922070462.1U Expired - Fee Related CN211031084U (en) | 2019-11-27 | 2019-11-27 | Drag hook mechanism for realizing three-time ejection of ejector plate on die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211031084U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114734591A (en) * | 2022-03-04 | 2022-07-12 | 青岛海尔模具有限公司 | Secondary ejection mechanism of injection mold and injection mold |
-
2019
- 2019-11-27 CN CN201922070462.1U patent/CN211031084U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114734591A (en) * | 2022-03-04 | 2022-07-12 | 青岛海尔模具有限公司 | Secondary ejection mechanism of injection mold and injection mold |
| CN114734591B (en) * | 2022-03-04 | 2024-04-12 | 卡奥斯模具(青岛)有限公司 | Injection mold's secondary ejection mechanism and injection mold |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200717 Termination date: 20211127 |