CN213166639U - Oil cylinder core-pulling gantry buckle anti-retreating structure - Google Patents
Oil cylinder core-pulling gantry buckle anti-retreating structure Download PDFInfo
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- CN213166639U CN213166639U CN202021050441.XU CN202021050441U CN213166639U CN 213166639 U CN213166639 U CN 213166639U CN 202021050441 U CN202021050441 U CN 202021050441U CN 213166639 U CN213166639 U CN 213166639U
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Abstract
The utility model provides a cylinder core-pulling gantry crane buckle anti-retreat structure, which comprises a driving cylinder, a core-pulling slider, an inclined slide rail and a forming rod, wherein the core-pulling slider is provided with a chute, and a baffle is arranged at the notch of the chute; a limiting sliding block is arranged inside the sliding groove, one end of the limiting sliding block protrudes out of the sliding groove and is connected with the driving oil cylinder, a first limiting part for abutting against the baffle is arranged at the other end of the limiting sliding block, an inclined guide rail is arranged on the limiting sliding block, and the inclined guide rail is positioned inside the sliding groove; the core-pulling sliding block is connected with a stopping sliding block in a sliding mode, the stopping sliding block penetrates through the sliding groove, the stopping sliding block is connected to the inclined guide rail in a sliding mode, and the stopping sliding block is driven by the inclined guide rail to slide towards the outer portion of the core-pulling sliding block. The stopping slider is used for restricting the slip of the slider of loosing core with predetermineeing the recess cooperation in the mould inside, so at the in-process of moulding plastics, even if the great also unable shaping pole that promotes of injection pressure in the die cavity removes for injection moulding's product surface is difficult for producing the double-layered line, has guaranteed the quality of injection moulding product.
Description
Technical Field
The utility model relates to a mould, in particular to hydro-cylinder longmen of loosing core is buckled and is prevented moving back structure is related to.
Background
At present, the existing oil cylinder side core pulling structure is shown in fig. 1 and comprises a driving oil cylinder 1, a core pulling slide block 2 and a forming rod 4, wherein the driving oil cylinder 1 is arranged on a fixed die and connected with the core pulling slide block 2, the core pulling slide block 2 is connected on the fixed die in a sliding mode and can slide under the action of the driving oil cylinder 1, an inclined slide rail 3 is arranged on the core pulling slide block 2, and the forming rod 4 is connected on the inclined slide rail 3 in a sliding mode. When the core pulling device is used, the core pulling slide block 2 is controlled to slide through the driving oil cylinder 1, and meanwhile, the core pulling slide block 2 drives the forming rod 4 to be inserted into a mold cavity through the inclined slide rail 3. However, during the injection molding process, the injection pressure inside the mold cavity is high, and the molding rod 4 is pushed away from the mold cavity, so that a clamping line is formed on the surface of the injection molded product, and the quality of the injection molded product is greatly affected.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing an oil cylinder longmen knocker of loosing core prevents moving back structure, and it can be at the in-process restriction shaping pole of moulding plastics and remove to keeping away from die cavity one side.
In order to solve the technical problem, the technical scheme of the utility model is that: an oil cylinder core-pulling gantry buckle anti-retreating structure comprises a driving oil cylinder, a core-pulling slide block driven by the driving slide block, an inclined slide rail arranged on the core-pulling slide block, and a forming rod connected with the inclined slide rail in a sliding manner, wherein a sliding groove is formed in one side, close to the driving oil cylinder, of the core-pulling slide block, and a baffle is arranged at the notch of the sliding groove; a limiting sliding block is arranged inside the sliding groove, one end of the limiting sliding block protrudes out of the sliding groove and is connected with the driving oil cylinder, a first limiting part for abutting against the baffle is arranged at the other end of the limiting sliding block, an inclined guide rail is arranged on the limiting sliding block, and the inclined guide rail is located inside the sliding groove; the core-pulling sliding block is connected with a stopping sliding block in a sliding mode, the stopping sliding block penetrates through the sliding groove, the stopping sliding block is connected with the inclined guide rail in a sliding mode, and the stopping sliding block is driven by the inclined guide rail to slide outside the core-pulling sliding block.
Through above-mentioned technical scheme, during the use, remove through drive cylinder drive limit slide, because the inner wall of mould is contradicted in stopping the slider and the restriction moves back the slider roll-off slider and loose core the slider this moment, limit slide can directly drive the slider of loosing core and remove, meanwhile, slide through oblique slide rail and connect in the shaping pole of the slider of loosing core and slide gradually to die cavity one side. When the shaping pole inserts in the die cavity, spacing slider is relative with the recess of predetermineeing in the mould, drive cylinder promotes spacing slider and slides to spout inside this moment, meanwhile, spacing slider passes through oblique guide rail drive stopping slider and removes towards the slider outside of loosing core, until stopping slider inserts to the recess inside and supports tightly with the inner wall of recess, stopping slider and recess cooperation are used for restricting the slip of the slider of loosing core, so at the in-process of moulding plastics, even if injection pressure in the die cavity is great also can't promote the shaping pole and remove, make injection moulding's product surface be difficult for producing the double-layered line, the quality of injection moulding product has been guaranteed.
After the product injection moulding, through drive cylinder control limit slide to the outside removal of spout, meanwhile, limit slide drives the stopping slider through the inclined guide rail and removes towards slider one side of loosing core. When spacing portion one on the limiting slide block is contradicted with the baffle, the stopping slider is accomodate completely to the slider of loosing core inside, and actuating cylinder accessible limiting slide block drives the slider of loosing core and removes this moment, and the slider of loosing core can drive the shaping pole through the slide rail to one side and remove for the moulding pole is kept away from the die cavity gradually.
Preferably, a through groove is formed in the limiting slide block, and the inclined guide rail is arranged on the inner wall of the through groove; the lateral wall department of stopping slider has seted up oblique guide slot, oblique guide rail slide connect in inside the oblique guide slot.
Through above-mentioned technical scheme, the inclined guide rail is located oblique spout inside, and the inclined guide rail can lead the slip of stopping the slider with the cooperation of oblique spout. The through groove arranged on the limiting sliding block can provide a sliding space for the stopping sliding block, so that the stopping sliding block can conveniently slide on the limiting sliding block.
Preferably, the end part of the limiting sliding block protruding out of the sliding groove is provided with a limiting part II, and the limiting part II is used for abutting against the baffle.
Through above-mentioned technical scheme, spacing portion two can be contradicted in the baffle and then the restriction stopping slider continues to move to the outside of the slider of loosing core for pressure between stopping slider and the mould inner wall is difficult too big, and the difficult damage that appears of stopping slider.
Preferably, the baffle is fixed on the side wall of the core-pulling slide block through screw compression.
Through the technical scheme, the baffle fixed on the core-pulling sliding block can be conveniently taken down and replaced by pressing the baffle through the screw.
Preferably, the core-pulling sliding block is provided with a protective cover in an upper cover, the core-pulling sliding block can slide in the protective cover under the action of the driving oil cylinder, and the protective cover is provided with a through hole for the stopping sliding block to extend into.
Through above-mentioned technical scheme, fix the safety cover in the mould, so make the difficult wearing and tearing of inner wall of mould, promoted the life of mould to a certain extent.
Preferably, the core-pulling slide block is provided with a sliding hole, and the backstop slide block is connected in the sliding hole in a sliding manner; a placing groove is formed in the end part, close to the core pulling slide block, of the forming rod, a spring is arranged in the placing groove, and a limiting column is arranged on the end part of the spring; when the placing groove is opposite to the sliding hole, the spring can push the limiting column into the sliding hole; when the stopping slide block slides into the core-pulling slide block, the stopping slide block pushes the limiting column out of the sliding hole.
Through above-mentioned technical scheme, when the standing groove remove to when mutually opposing with the sliding hole, the spring will spacing post push to the downthehole portion that slides for spacing post supports tightly with the inner wall in sliding hole, and spacing post and the cooperation of sliding hole can restrict the removal of shaping pole this moment, makes the shaping pole be difficult for moving to keeping away from die cavity one side under the effect of injection pressure, and the difficult formation of so injection moulding's product surface presss from both sides the line, can have higher quality. When the stopping slide block slides into the core-pulling slide block, the stopping slide block can eject the sliding hole of the limiting column, the limiting effect of the limiting column on the forming rod is relieved at the moment, and the core-pulling slide block can drive the forming rod to move towards one side far away from the mold cavity through the inclined slide rail.
Preferably, the limiting column is provided with a pushing surface at the end part close to the forming rod, and the pushing surface is used for being attached to the outer wall of the forming rod.
Through above-mentioned technical scheme, the promotion face can with the outer wall laminating of shaping pole, can be with spacing post ejecting sliding hole completely on the one hand, on the other hand can reduce the pressure between stopping slider and the shaping pole for stopping slider surface and shaping pole surface are difficult for producing the mar.
Preferably, the outer ring of the spring abuts against the inner wall of the placing groove.
Through above-mentioned technical scheme, the outer lane of spring is contradicted in the inner wall of standing groove, so the standing groove is inside can lead the flexible direction of spring for the difficult emergence of the flexible in-process of spring is buckled.
Drawings
FIG. 1 is a schematic structural diagram of a side core-pulling structure of an existing oil cylinder;
FIG. 2 is a schematic structural diagram of an embodiment;
fig. 3 is an exploded view of the embodiment.
Reference numerals: 1. a driving oil cylinder; 2. a core-pulling slide block; 3. an inclined slide rail; 4. forming a rod; 5. a chute; 6. a baffle plate; 7. a limiting slide block; 8. a first limiting part; 9. an inclined guide rail; 10. a backstop slide block; 11. a through groove; 12. an inclined guide groove; 13. a second limiting part; 14. a protective cover; 15. a through hole; 16. a sliding hole; 17. a placement groove; 18. a spring; 19. a limiting column; 20. pushing the surface.
Detailed Description
The following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings, so that the technical solution of the present invention can be more easily understood and grasped.
An oil cylinder core-pulling gantry buckle anti-retreating structure is shown in figure 2 and comprises a driving oil cylinder 1, a core-pulling sliding block 2 and a forming rod 4.
The actuating cylinder 1 is typically fixed to the surface of the mold and its piston rod can extend into the mold.
As shown in fig. 2 and 3, the core back slide 2 is generally slidably connected inside the mold and is driven by the driving cylinder 1 to slide in the mold. The end part of the core-pulling slide block 2 close to the driving oil cylinder 1 is provided with a sliding chute 5, and the extending direction of the sliding chute 5 is the same as the extending direction of the piston rod of the driving oil cylinder 1. The end face of the core-pulling sliding block 2 close to the driving oil cylinder 1 is provided with a baffle 6, the baffle 6 is fixed on the core-pulling sliding block 2 through screw compression, and the baffle 6 is used for shielding the notch of the sliding groove 5 from one side.
The inside of the sliding chute 5 is connected with a limiting slide block 7 in a sliding way, the end part of the limiting slide block 7 protruding out of the opening of the sliding chute 5 is connected with the driving oil cylinder 1, so that the limiting slide block 7 can slide in the sliding chute 5 under the action of the driving oil cylinder 1, a second limiting part 13 is arranged at the position of the limiting block, which protrudes out of the side wall of the notch of the sliding chute 5, the second limiting part 13 can be abutted against the baffle 6 in the process that the limiting slide block 7 slides towards the inside of the sliding chute 5, and further cooperates with the baffle 6 to limit the limit travel of the limit slide block 7 sliding to one side of the chute 5, the limit slide block 7 is provided with a limit part I8 extending into the side wall of the chute 5, the limit part I8 is integrally formed with the limit slide block 7, the limit part I8 can be abutted against the baffle 6 in the process that the limit slide block 7 slides to the outside of the chute 5, and further cooperates with the baffle 6 to limit the limit travel of the limit slide 7 sliding towards the outside of the chute 5. The end part of the limiting slide block 7 departing from the driving oil cylinder 1 is provided with a through groove 11, the through groove 11 penetrates through the limiting slide block 7 along the direction perpendicular to the piston rod of the driving oil cylinder 1, and two opposite side walls of the through groove 11 are provided with inclined guide rails 9.
The core-pulling sliding block 2 is provided with a sliding hole 16 in a penetrating mode, the sliding hole 16 is communicated with the sliding groove 5, and the depth direction of the sliding hole 16 is perpendicular to the sliding direction of the core-pulling sliding block 2. The inside slip connection of sliding hole 16 has stopping slider 10, and inclined guide groove 12 has been seted up to the lateral wall department that stopping slider 10 is relative with inclined guide 9, and inclined guide 9 is located inclined guide groove 12 inside and is connected with inclined guide groove 12 slides.
The upper cover of the core-pulling slide block 2 is provided with a protective cover 14, the protective cover 14 is connected with the core-pulling slide block 2 in a sliding manner, the protective cover 14 can be tightly pressed and fixed inside the die through a screw, and the protective cover 14 is provided with a through hole 15 for the retaining slide block 10 to extend into.
Be provided with oblique slide rail 3 on the slider of loosing core 2, the incline direction of oblique slide rail 3 is opposite with the incline direction of oblique guide rail 9, and shaping pole 4 slides and connects on oblique slide rail 3, and shaping pole 4 has seted up standing groove 17 on being close to the tip of the slider of loosing core 2, and standing groove 17 is inside to be provided with spring 18, and spring 18 contradicts with standing groove 17's the inner wall, is provided with spacing post 19 on spring 18's the tip. The end of the limit column 19 is provided with a pushing surface 20, and the pushing surface 20 is obliquely arranged.
The specific use process of the oil cylinder core-pulling gantry buckle retreating prevention mechanism is as follows: promote limiting slide 7 through actuating cylinder 1, because the inner wall of mould is contradicted in stopping slide 10 and restriction and is moved back slide roll-off slider 2 of loosing core in the stopping at this moment, limiting slide 7 can directly drive and loose core slider 2 and remove, meanwhile, slide through slide rail 3 to one side to slide gradually in the shaping pole 4 of the slider 2 of loosing core.
When the forming rod 4 is inserted into the die cavity, the limiting slide block 7 is opposite to a groove preset in the die, at the moment, the driving oil cylinder 1 pushes the limiting slide block 7 to slide towards the inside of the sliding groove 5, meanwhile, the limiting slide block 7 drives the stopping slide block 10 to move towards the outside of the core-pulling slide block 2 through the inclined guide rail 9, the stopping slide block 10 is inserted into the inside of the groove and is abutted against the inner wall of the groove, when the second limiting part 13 is abutted against the baffle 6, the stopping slide block 10 stops moving, and at the moment, the stopping slide block 10 is matched with the groove to limit the sliding of the core-pulling slide block 2. Meanwhile, the placing groove 17 on the forming rod 4 is opposite to the sliding hole 16, the spring 18 pushes the limiting column 19 into the sliding hole 16, the limiting column 19 abuts against the inner wall of the sliding hole 16, and the limiting column 19 is matched with the sliding hole 16 to further limit the movement of the forming rod 4. When the stopping slide block 10 slides into the core-pulling slide block 2, the stopping slide block 10 can eject the limiting column 19 out of the sliding hole 16, at the moment, the limiting effect of the limiting column 19 on the forming rod 4 is removed, and the core-pulling slide block 2 can drive the forming rod 4 to move towards one side far away from the mold cavity through the inclined slide rail 3
After the product is injection-molded, the limiting slide block 7 is controlled to move towards the outside of the sliding groove 5 through the driving oil cylinder 1, meanwhile, the limiting slide block 7 drives the stopping slide block 10 to move towards one side of the core-pulling slide block 2 through the inclined guide rail 9, and the stopping slide block 10 can gradually push the limiting column 19 away from the sliding hole 16 in the sliding process. When spacing portion 8 on the limiting slide 7 is contradicted with baffle 6, stopping slide 10 is accomodate completely to the slider of loosing core 2 inside, and spacing post 19 is accomodate to standing groove 17 inside this moment, and 1 accessible limiting slide 7 of driving cylinder drives the slider of loosing core 2 and removes, and the slider of loosing core 2 can drive the shaping pole 4 through slide rail 3 and remove to one side for the die cavity is kept away from gradually to shaping pole 4.
Of course, the above is only a typical example of the present invention, and besides, the present invention can also have other various specific embodiments, and all technical solutions adopting equivalent replacement or equivalent transformation are all within the scope of the present invention as claimed.
Claims (8)
1. The utility model provides an hydro-cylinder longmen of loosing core knot prevents moving back structure, includes actuating cylinder (1), by actuating slider driven slider (2) of loosing core, set up oblique slide rail (3) on slider (2) of loosing core, slide molding pole (4) of being connected with oblique slide rail (3), characterized by: a sliding chute (5) is arranged on one side, close to the driving oil cylinder (1), of the core-pulling sliding block (2), and a baffle (6) is arranged at a notch of the sliding chute (5); a limiting sliding block (7) is arranged inside the sliding groove (5), one end of the limiting sliding block (7) protrudes out of the sliding groove (5) and is connected with the driving oil cylinder (1), a limiting part I (8) used for abutting against the baffle (6) is arranged at the other end of the limiting sliding block (7), an inclined guide rail (9) is arranged on the limiting sliding block (7), and the inclined guide rail (9) is located inside the sliding groove (5); the core pulling device is characterized in that the core pulling sliding block (2) is connected with a stopping sliding block (10) in an up-sliding mode, the stopping sliding block (10) penetrates through the sliding groove (5), the stopping sliding block (10) is connected with the inclined guide rail (9) in a sliding mode, and the stopping sliding block (10) is driven by the inclined guide rail (9) to slide outside the core pulling sliding block (2).
2. The oil cylinder core-pulling gantry buckle anti-retreating structure according to claim 1, which is characterized in that: a through groove (11) is formed in the limiting sliding block (7), and the inclined guide rail (9) is arranged on the inner wall of the through groove (11); the side wall of the stopping slide block (10) is provided with an inclined guide groove (12), and the inclined guide rail (9) is connected to the inside of the inclined guide groove (12) in a sliding manner.
3. The oil cylinder core-pulling gantry buckle anti-retreating structure according to claim 1, which is characterized in that: the limiting slide block (7) protrudes out of the end part of the sliding groove (5) and is provided with a second limiting part (13), and the second limiting part (13) is used for abutting against the baffle (6).
4. The oil cylinder core-pulling gantry buckle anti-retreating structure according to claim 1, which is characterized in that: the baffle (6) is fixed on the side wall of the core-pulling slide block (2) through screw compression.
5. The oil cylinder core-pulling gantry buckle anti-retreating structure according to claim 1, which is characterized in that: the core pulling slide block (2) is provided with a protective cover (14) in an upper cover mode, the core pulling slide block (2) can slide in the protective cover (14) under the action of the driving oil cylinder (1), and the protective cover (14) is provided with a through hole (15) for the stopping slide block (10) to stretch into.
6. The oil cylinder core-pulling gantry buckle anti-retreating structure according to claim 1, which is characterized in that: a sliding hole (16) is formed in the core-pulling sliding block (2), and the backstop sliding block (10) is connected in the sliding hole (16) in a sliding mode; a placing groove (17) is formed in the end part, close to the core-pulling sliding block (2), of the forming rod (4), a spring (18) is arranged in the placing groove (17), and a limiting column (19) is arranged on the end part of the spring (18); when the placing groove (17) is opposite to the sliding hole (16), the spring (18) can push the limiting column (19) into the sliding hole (16); when the stopping slide block (10) slides into the core-pulling slide block (2), the stopping slide block (10) ejects the limiting column (19) out of the sliding hole (16).
7. The oil cylinder core-pulling gantry buckle anti-retreating structure according to claim 6, which is characterized in that: the end part of the limiting column (19) close to the forming rod (4) is provided with a pushing surface (20), and the pushing surface (20) is used for being attached to the outer wall of the forming rod (4).
8. The oil cylinder core-pulling gantry buckle anti-retreating structure according to claim 6, which is characterized in that: the outer ring of the spring (18) abuts against the inner wall of the placing groove (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021050441.XU CN213166639U (en) | 2020-06-09 | 2020-06-09 | Oil cylinder core-pulling gantry buckle anti-retreating structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021050441.XU CN213166639U (en) | 2020-06-09 | 2020-06-09 | Oil cylinder core-pulling gantry buckle anti-retreating structure |
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|---|---|
| CN213166639U true CN213166639U (en) | 2021-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021050441.XU Active CN213166639U (en) | 2020-06-09 | 2020-06-09 | Oil cylinder core-pulling gantry buckle anti-retreating structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114700554A (en) * | 2022-04-28 | 2022-07-05 | 台州市良曜成套设备有限公司 | Linear direction stopping mechanism and metal bar material cutting machine |
| CN115195054A (en) * | 2022-07-08 | 2022-10-18 | 富诚汽车零部件有限公司 | Secondary loose core mould structure |
-
2020
- 2020-06-09 CN CN202021050441.XU patent/CN213166639U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114700554A (en) * | 2022-04-28 | 2022-07-05 | 台州市良曜成套设备有限公司 | Linear direction stopping mechanism and metal bar material cutting machine |
| CN114700554B (en) * | 2022-04-28 | 2023-11-17 | 台州市良曜成套设备有限公司 | Linear direction stopping mechanism and metal bar cutting machine |
| CN115195054A (en) * | 2022-07-08 | 2022-10-18 | 富诚汽车零部件有限公司 | Secondary loose core mould structure |
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