CN219838126U

CN219838126U - Quick demoulding mould

Info

Publication number: CN219838126U
Application number: CN202320683915.1U
Authority: CN
Inventors: 马忠磊; 王鸿鼎; 赵子庚
Original assignee: Lanzhou Jiaotong University
Current assignee: Lanzhou Jiaotong University
Priority date: 2023-03-31
Filing date: 2023-03-31
Publication date: 2023-10-17
Anticipated expiration: 2033-03-31

Abstract

The utility model discloses a quick demolding mold, which belongs to the technical field of molds and comprises a base, wherein hydraulic rods are fixedly connected to two sides of the top end of the base, a top seat is fixedly connected to the top end of the hydraulic rods, and an upper module is fixedly connected to the bottom end of the top seat.

Description

Quick demoulding mould

Technical Field

The utility model relates to the technical field of dies, in particular to a rapid demolding die.

Background

The mold is used for obtaining various molds and tools of required products by injection molding, blow molding, extrusion, die casting or forging molding, smelting, stamping and other methods in industrial production, the plastic mold is subjected to hot melting in a molding groove in the demolding process, and the plastic is hardened in the mold groove after being cooled, but the molded mold is inconvenient to take out in the mold groove, and then a rapid demolding mold is needed to take out the mold more conveniently.

The current quick demolding mold, for example, a quick demolding mold proposed by the patent number 202222768753.X, comprises a base, a lower template, an upper template and a film pressing plate, wherein the outer wall of the top of the base is provided with mold grooves distributed at equal intervals, the inner wall of the mold groove is fixedly provided with a limiting plate, and the inner wall of the mold groove is connected with a mold bottom panel in a sliding manner; according to the utility model, the output shaft of the hydraulic push rod motor is contracted, the hydraulic push rod motor drives the connecting rod to move, the connecting rod drives the telescopic rod to move, the telescopic rod pulls the supporting rod to push the supporting rod upwards out of the bottom panel of the die, so that the bottom panel of the die moves upwards on the inner wall of the die groove, the die formed in the die groove is pushed out, and the die is conveniently and rapidly released and collected.

The existing quick demolding mold drives the supporting rod to move through the ejection mechanism so as to eject the mold, and the demolding effect can be achieved, but in the actual use process, after the upper module and the lower module are pressed together, the mold is molded through injection molding, when the mold is ejected, the upper module is generally moved out of the lower mold groove, the mold is ejected out of the mold groove, the effect that the mold is ejected at the moment that the upper module is moved out cannot be achieved, the demolding efficiency is affected to a certain extent, and therefore the technology for improving the quick demolding mold structure is urgently needed to improve the equipment.

Disclosure of Invention

1. Technical problem to be solved

The utility model aims to solve the problems in the prior art, and provides a quick demolding mold, which can realize that when the quick demolding mold is used, an upper module and a lower module are driven by a hydraulic rod to press, and the mold is molded by injection, then the hydraulic rod drives the upper module to move away, and the upper module can drive a first toothed plate to move upwards, so that the first toothed plate drives a second toothed plate to move downwards through a gear, the second toothed plate can prop against a sliding rod, the sliding rod can gradually move into a sliding groove, the other end of the sliding rod can prop against a moving rod, the moving rod can drive a top plate to move upwards through extrusion of the moving rod, the mold can be quickly ejected, and the operation is not needed after the upper module is moved away, so that a certain time is saved, and the overall working efficiency is improved.

2. Technical proposal

In order to solve the problems, the utility model adopts the following technical scheme.

The quick demolding mold comprises a base, wherein hydraulic rods are fixedly connected to two sides of the top end of the base, a footstock is fixedly connected to the top end of the hydraulic rods, an upper module is fixedly connected to the bottom end of the footstock, a lower module is fixedly connected to one end of the base corresponding to the upper module, a lower mold cavity is formed in the top end of the lower module, two symmetrical guide rod grooves are formed in the top end of the lower module, a guide rod is fixedly connected to one end of the upper module corresponding to the guide rod groove, a top plate is slidably connected to the inside of the lower mold cavity, first toothed plates are fixedly connected to two ends of the upper module, gears are connected to the other ends of the first toothed plates in a meshed mode, second toothed plates are meshed to one ends of the gears, which are far away from the first toothed plates, the top of base is connected with the backup pad, the gear constitutes rotatable coupling with the backup pad, second pinion rack constitutes sliding connection with the backup pad, the second pinion rack groove has been seted up to the one end that the footstock corresponds the second pinion rack, the spout has been seted up to the inside of lower module, the inside sliding connection of spout has the slide bar, the lower module is close to the bottom middle part of lower die cavity and has seted up the movable rod groove, the inside sliding connection of movable rod groove has the movable rod, the spout is linked together with the movable rod groove, the recess has been seted up to one side that the lower module is close to the movable rod groove, the outer end fixedly connected with baffle of movable rod, the baffle is located the recess, fixedly connected with spring between the interior roof of baffle and recess.

Further, the guide rod groove coincides with the circle center of the section of the guide rod, and the inner diameter of the guide rod groove coincides with the outer diameter of the guide rod.

Further, the top end of the sliding rod is a curved surface, and the height of the curved surface of the sliding rod gradually rises from one end close to the second toothed plate to one end far away from the second toothed plate.

Furthermore, the side end of the movable rod is a smooth curved surface, and the corners of the movable rod are in arc transition connection.

3. Advantageous effects

Compared with the prior art, the utility model has the following beneficial effects:

(1) According to the utility model, the upper module and the lower module are driven by the hydraulic rod to press, the mould is subjected to injection moulding, the mould is hardened and formed, the hydraulic rod drives the upper module to move away, the upper module can drive the first toothed plate to move upwards, so that the first toothed plate drives the second toothed plate to move downwards through the gear, the second toothed plate can prop against the sliding rod, the sliding rod gradually moves into the sliding groove, the other end of the sliding rod can prop against the moving rod, the moving rod can drive the top plate to move upwards through extrusion of the moving rod, the mould can be rapidly ejected, the operation after the upper module is moved away is not needed, a certain time is saved, and the overall working efficiency is improved.

(2) According to the utility model, when the hydraulic rod drives the upper module to move downwards, the upper module can drive the first toothed plate to move downwards, so that the second toothed plate can be driven to move upwards through the meshing structure, the second toothed plate groove is formed in the top seat, the second toothed plate can be enabled to move into the second toothed plate groove, the blocking to the movement of the top seat is avoided, and then, the baffle at the outer end of the moving rod can drive the moving rod to return to the original position through the elastic structure formed by the baffle and the spring, so that the extension of the top plate to influence the forming of the die is avoided.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a partial enlarged structure of the portion A in FIG. 1 according to the present utility model;

fig. 3 is a schematic view of a partial enlarged structure at B in fig. 1 according to the present utility model.

The reference numerals in the figures illustrate:

1. a base; 2. a hydraulic rod; 3. a top base; 4. an upper module; 5. a lower module; 6. a lower die cavity; 7. a guide bar groove; 8. a guide rod; 9. a first toothed plate; 10. a gear; 11. a second toothed plate; 12. a second toothed plate groove; 13. a chute; 14. a slide bar; 15. a moving rod groove; 16. a moving rod; 17. a top plate; 18. a groove; 19. a baffle; 20. and (3) a spring.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model; it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.

Examples:

referring to fig. 1-3, a quick demolding mold comprises a base 1, wherein both sides of the top end of the base 1 are fixedly connected with a hydraulic rod 2, the top end of the hydraulic rod 2 is fixedly connected with a footstock 3, the bottom end of the footstock 3 is fixedly connected with an upper module 4, one end of the base 1 corresponding to the upper module 4 is fixedly connected with a lower module 5, a lower mold cavity 6 is formed in the top end of the lower module 5, two symmetrical guide rod grooves 7 are formed in the top end of the lower module 5, one end of the upper module 4 corresponding to the guide rod groove 7 is fixedly connected with a guide rod 8, a top plate 17 is connected in the lower mold cavity 6 in a sliding manner, both ends of the upper module 4 are fixedly connected with a first toothed plate 9, the other end of the first toothed plate 9 is meshed with a gear 10, one end of the gear 10 far away from the first toothed plate 9 is meshed with a second toothed plate 11, the top end of the base 1 is connected with a supporting plate, the gear 10 is in rotary connection with the supporting plate, the second toothed plate 11 is in sliding connection with the supporting plate, one end of the footstock 3 corresponding to the second toothed plate 11 is formed in the second toothed plate groove 12, two symmetrical guide grooves 13 are formed in the inner side of the lower module 5, one end of the lower module 13 is formed in the sliding groove 13, one end of the lower module 13 is connected with a guide rod groove 13 is fixedly connected with a guide rod 8, two inner slide grooves 19 are connected with a slide rod 16, one side of the slide rod 15 is connected with a slide rod 19, one side of the slide rod 19 is connected with a slide rod 15, one side 15 is connected with a slide rod 19, and a slide baffle 16 is connected with a slide rod 19, and the slide rod 19 is connected with a slide groove 19, and the slide groove 19 is connected with a slide groove 15.

The upper module 4 and the lower module 5 are driven by the hydraulic rod 2 to be pressed, and the injection mold is used for hardening and forming the mold, then the hydraulic rod 2 drives the upper module 4 to move away, and the upper module 4 can drive the first toothed plate 9 to move upwards, so that the first toothed plate 9 drives the second toothed plate 11 to move downwards through the gear 10, the second toothed plate 11 can prop against the sliding rod 14, the sliding rod 14 can gradually move into the sliding groove 13, the other end of the sliding rod 14 can prop against the moving rod 16, the moving rod 16 can drive the top plate 17 to move upwards through extrusion of the moving rod 16, the mold can be rapidly ejected, the operation after the upper module 4 is moved away is not needed, a certain time is saved, and the overall working efficiency is improved.

Referring to fig. 1, the guide rod groove 7 coincides with the center of the guide rod 8, and the inner diameter of the guide rod groove 7 coincides with the outer diameter of the guide rod 8.

Referring to fig. 1 and 3, the top end of the sliding rod 14 is curved, the height of the sliding rod 14 gradually increases from one end close to the second toothed plate 11 to one end far away from the second toothed plate 11, when the second toothed plate 11 moves downward to abut against the sliding rod 14, the sliding rod 14 can be gradually moved towards the inside of the sliding slot 13 by setting the top end of the sliding rod 14 to be curved, so that the other end of the sliding rod 14 abuts against the moving rod 16, the side end of the moving rod 16 is smooth curved, the corners of the moving rod 16 are in arc transition connection, and by setting the side end of the moving rod 16 to be smooth curved, the moving rod 16 can be extruded to move upward when the sliding rod 14 abuts against the moving rod 16, thereby driving the top plate 17 to extend.

In the utility model, when a related technician uses the device, the upper module 4 and the lower module 5 are driven by the hydraulic rod 2 to press, and the mold is injected through the injection channel, so that the mold is hardened and molded, then the hydraulic rod 2 drives the upper module 4 to move away, and the upper module 4 can drive the first toothed plate 9 to move upwards, so that the first toothed plate 9 drives the second toothed plate 11 to move downwards through the gear 10, the second toothed plate 11 can prop against the sliding rod 14, the sliding rod 14 can gradually move into the sliding groove 13, the other end of the sliding rod 14 can prop against the moving rod 16, the moving rod 16 can drive the top plate 17 to move upwards through the extrusion of the moving rod 16, the mold can be rapidly ejected, a certain time is saved, and the overall working efficiency is improved without waiting for the operation after the upper module 4 is moved away.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a quick drawing of patterns mould, includes base (1), its characterized in that: the utility model discloses a hydraulic pressure base, including base (1) and upper die plate (9), hydraulic pressure pole (2) are all fixedly connected with in top both sides of base (1), the top fixedly connected with footstock (3) of hydraulic pressure pole (2), the bottom fixedly connected with of footstock (3) goes up module (4), the one end fixedly connected with of base (1) corresponds module (4) down module (5), lower die cavity (6) have been seted up on the top of module (5), two symmetrical guide arm grooves (7) have been seted up on the top of module (5), the one end fixedly connected with guide arm (8) of going up module (4) correspond guide arm groove (7), the inside sliding connection of lower die cavity (6) has roof (17), the both ends of going up module (4) are all fixedly connected with first pinion rack (9), the other end meshing of first pinion rack (9) is connected with gear (10), the one end meshing that first pinion rack (9) was kept away from, the top of base (1) is connected with the backup pad, gear (10) is connected with guide arm groove (7), the inside sliding connection (11) are formed with second rack (11), the inside sliding connection of spout (13) has slide bar (14), lower module (5) is close to bottom middle part of lower die slot (6) and has been seted up movable rod groove (15), the inside sliding connection of movable rod groove (15) has movable rod (16), spout (13) are linked together with movable rod groove (15), recess (18) have been seted up to one side that lower module (5) is close to movable rod groove (15), the outer end fixedly connected with baffle (19) of movable rod (16), baffle (19) are located recess (18), fixedly connected with spring (20) between the interior roof of baffle (19) and recess (18).

2. The rapid demolding mold as claimed in claim 1, wherein: the guide rod groove (7) coincides with the center of the section of the guide rod (8), and the inner diameter of the guide rod groove (7) coincides with the outer diameter of the guide rod (8).

3. The rapid demolding mold as claimed in claim 1, wherein: the top end of the sliding rod (14) is a curved surface, and the height of the curved surface of the sliding rod (14) gradually increases from one end close to the second toothed plate (11) to one end far away from the second toothed plate (11).

4. The rapid demolding mold as claimed in claim 1, wherein: the side end of the movable rod (16) is a smooth curved surface, and corners of the movable rod (16) are in arc transition connection.