CN214353990U

CN214353990U - Combined injection mold

Info

Publication number: CN214353990U
Application number: CN202021635658.7U
Authority: CN
Inventors: 曾欢
Original assignee: Individual
Current assignee: Ezhou Yusen Machinery Technology Co ltd
Priority date: 2020-08-09
Filing date: 2020-08-09
Publication date: 2021-10-08
Anticipated expiration: 2030-08-09

Abstract

The utility model discloses a modular injection mold, which comprises a frame, the inboard rigid coupling in top of frame has the diaphragm, moving mechanism is installed to the below of diaphragm, the top rigid coupling of supporting seat is in the middle of the bottom of diaphragm. This modular injection mold, meshing force between the rack through the gear of both sides and both sides makes and goes up the mould and keep at vertical on-line downstream, it coincide completely through the top edge of rubber pad and lower mould to go up the mould downstream, the device has been solved and has formed complete die cavity through the bolt that rotates the four corners, and can not guarantee the die holder, middle part connector and last mould lid agree with completely, thereby can influence the problem of the quality of moulding plastics, external low temperature liquid discharges into the delivery port discharge formation hydrologic cycle at the warp tube through the water inlet of water pipe, can make the quick cooling shaping of injection mold in the die cavity, the device is being solved and is being moulded plastics the completion back, can not cool off the mould fast, make work piece shaping speed slow, influence work efficiency's problem.

Description

Combined injection mold

Technical Field

The utility model relates to the technical field of mold, specifically a modular injection mold.

Background

Dies (mUw) and tools for the industrial production of desired products by injection, blow, extrusion, die-casting or forging, smelting, stamping, etc. in short, dies are tools for making shaped articles, which tools are composed of various parts, and different dies are composed of different parts.

For example, patent number is 202010009603.3's a modular injection mold, including die holder, middle part connector and upper die cover, first locating hole has been seted up at four corners on the die holder upside, middle part connector downside is inserted through first locating bar and is established the die holder upside, though the device passes through the die holder, built-up connection between middle part connector and the upper die cover, be convenient for unload the mould and handle, but the device forms complete die cavity through the bolt that rotates the four corners, and can not guarantee the die holder, middle part connector and upper die cover agree with completely, thereby can influence the problem of the quality of moulding plastics, the device has the device to accomplish the back in moulding plastics simultaneously, can not cool off the mould fast, make work piece shaping speed slow, influence work efficiency's problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a modular injection mold to the device that provides in solving above-mentioned background art forms complete die cavity through the bolt that rotates the four corners, and can not guarantee that die holder, middle part connector and upper die cover agree with completely, thereby can influence the problem of the quality of moulding plastics.

In order to achieve the above object, the utility model provides a following technical scheme: a combined injection mold comprises a frame, wherein a transverse plate is fixedly connected to the inner side of the upper part of the frame, and a moving mechanism is arranged below the transverse plate;

the moving mechanism comprises a supporting seat, a motor, a sliding rod, a sliding chute, a curved plate, a groove, a top block, a cross rod, an upper die, a gear, a pin shaft, a supporting rod, a rack, a rubber pad, a lower die and a curved rod;

the top end of the supporting seat is fixedly connected in the middle of the bottom end of the transverse plate, the bottom end of the supporting seat is fixedly connected with a motor, a sliding rod is fixedly connected with an output shaft of the motor, the outer wall of a convex block at the front end of the lower portion of the sliding rod is in sliding clamping connection with the inner surface of a sliding groove, the sliding groove is formed in the inner wall of the middle of the upper portion of the curved plate, a groove is formed in the middle of the lower portion of the curved plate, the inner surface of the upper portion of the groove is in clearance fit with the outer wall of a top block, the rear end of the top block is fixedly connected in the middle of the front end of a transverse rod, the outer side of the transverse rod is fixedly connected with the inner wall of the upper portion of the frame, an upper die is fixedly connected with the bottom end of the curved plate, gears are arranged on the left side and the right side of the upper die, the gears are rotatably connected with the supporting rod through pin shafts, the right end of the supporting rod is fixedly connected with the left end of the upper die, the gears are fixedly connected with the inner wall of the left side of the left end of the frame, and rubber pads are fixedly connected with the bottom end of the upper die, the bottom of rubber pad is laminated with the top edge of lower mould mutually, the equal rigid coupling in bottom left and right sides of lower mould has the curved bar, the below outside rigid coupling of curved bar is at the below inner wall of frame. The upper die moves downwards to be completely matched with the top edge of the lower die through the rubber pad, so that a complete die cavity is formed, and the injection molding quality of an injection molding workpiece is guaranteed.

Preferably, the outer wall of the convex block at the front end below the sliding rod and the inner surface of the sliding groove form a sliding structure. The convex block at the front end below the sliding rod slides in the sliding groove to enable the curved plate to move up and down.

Preferably, the gap distance between the groove and the top block is 0.1-0.2 mm. So that the bent plate drives the upper die to move up and down stably.

Preferably, the thickness of the rubber pad is 5-6 cm. And the sealing performance between the lower die and the upper die is enhanced.

Preferably, the gear, the pin shaft, the support rod and the rack are symmetrically distributed on the left side and the right side by taking the center line of the upper die as the center. The upper die is kept moving on a vertical line.

Preferably, the bottom end of the frame is fixedly connected to the middle of the top end of the base. The base stabilizes the entire device on the ground.

Preferably, a cooling mechanism is installed on the lower inner side of the frame;

the cooling mechanism comprises an injection molding port, a water pipe, a bracket and a fan;

the mouth of moulding plastics all is linked together with the top left and right sides of lower mould, the below of moulding plastics the mouth is equipped with the water pipe, the inner wall of water pipe and the outer wall clearance fit of lower mould, the water inlet of water pipe and delivery port outer wall rigid coupling respectively are at the left and right sides inner wall of frame, the below of water pipe is equipped with the support, the bottom rigid coupling of support is inner wall in the middle of the bottom of frame, the inner wall rigid coupling has the fan in the middle of the top of support. The injection mold in the mold cavity can be rapidly cooled and molded.

Preferably, the water pipes are annularly distributed on the outer wall of the lower die. The molding speed of the mold cavity is accelerated.

Compared with the prior art, the beneficial effects of the utility model are that: compared with the prior art, the combined injection mold has the following advantages:

through the matching among the frame, the supporting seat, the motor, the sliding rod, the sliding chute, the curved plate, the groove, the ejector block, the cross rod, the upper die, the gear, the pin shaft, the supporting rod, the rack, the rubber pad, the lower die and the curved rod, the output shaft of the motor drives the sliding rod to rotate, the convex block below the sliding rod slides in the sliding chute on the curved plate to enable the groove on the curved plate to move downwards on the outer wall of the ejector block, the curved plate drives the upper die to move downwards, the upper die is kept to move downwards on a vertical line by the meshing force between the gears at the two sides and the racks at the two sides, the upper die moves downwards and is completely matched with the top edge of the lower die through the rubber pad to form a complete die cavity, the injection molding quality of an injection molding workpiece is ensured, the problem that the device forms the complete die cavity by rotating bolts at four corners is solved, and the lower die base, the middle connecting body and the upper die cover can not be completely matched, so that the injection molding quality can be influenced.

Through the lower mould, go up the mould, the mouth of moulding plastics, the water pipe, cooperation between support and the fan, it is identical completely to go up the top edge that mould downstream passed through rubber pad and lower mould, form complete die cavity, external injection moulding liquid is arranged into in the die cavity of lower mould and last mould formation through the mouth of moulding plastics of both sides, external low temperature liquid is arranged into at the delivery port discharge formation hydrologic cycle of water pipe through the water inlet of water pipe, can make the quick cooling shaping of injection mold of die cavity, fan work simultaneously, the fan blows cold wind to the die cavity, make the injection mold rapid prototyping of die cavity, the efficiency of moulding plastics is improved, the device is being solved after the completion of moulding plastics, can not cool off the mould fast, make work piece shaping speed slow, influence work efficiency's problem.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the motor, the sliding rod and the sliding chute in FIG. 1;

FIG. 3 is a schematic view of the structure of the gear, the pin and the support rod of FIG. 1;

fig. 4 is a schematic structural view of the lower mold, the bracket and the fan in fig. 1.

In the figure: 1. the device comprises a frame, 2, a transverse plate, 3, a base, 4, a moving mechanism, 401, a supporting seat, 402, a motor, 403, a sliding rod, 404, a sliding groove, 405, a curved plate, 406, a groove, 407, a top block, 408, a transverse rod, 409, an upper die, 410, a gear, 411, a pin shaft, 412, a supporting rod, 413, a rack, 414, a rubber pad, 415, a lower die, 416, a curved rod, 5, a cooling mechanism, 501, an injection molding port, 502, a water pipe, 503, a support, 504 and a fan.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a combined injection mold comprises a frame 1, a transverse plate 2 is fixedly connected to the inner side of the upper portion of the frame 1, a moving mechanism 4 is installed below the transverse plate 2, the moving mechanism 4 comprises a supporting seat 401, a motor 402, a sliding rod 403, a sliding groove 404, a curved plate 405, a groove 406, a top block 407, a cross rod 408, an upper mold 409, a gear 410, a pin shaft 411, a supporting rod 412, a rack 413, a rubber pad 414, a lower mold 415 and a curved rod 416, the top end of the supporting seat 401 is fixedly connected to the middle of the bottom end of the transverse plate 2, the motor 402 is fixedly connected to the bottom end of the supporting seat 401, the sliding rod 403 is fixedly connected to an output shaft of the motor 402, the output shaft of the motor 402 drives the sliding rod 403 to rotate, the outer wall of a convex block at the front end of the lower portion of the sliding rod 403 is in sliding clamping connection with the inner surface of the sliding groove 404, the sliding groove 404 is arranged on the inner wall of the middle of the upper portion of the curved plate 405, a groove 406 is arranged in a gap fit with the outer wall of the top block 407, a convex block below a sliding rod 403 slides in a sliding groove 404 on a curved plate 405 to enable a groove 406 on the curved plate 405 to move up and down on the outer wall of a top block 407, the rear end of the top block 407 is fixedly connected in the middle of the front end of a cross rod 408, the outer side of the cross rod 408 is fixedly connected on the inner wall above a frame 1, the bottom end of the curved plate 405 is fixedly connected with an upper die 409, the curved plate 405 drives the upper die 409 to move up and down, gears 410 are arranged on the left side and the right side of the upper die 409, the left side gear 410 is rotatably connected with a supporting rod 412 through a pin shaft 411, the gear 410 is rotatably connected on the supporting rod 412 through a pin shaft 411, the right end of the supporting rod 412 is fixedly connected on the left end of the upper die 409, the gears 410 are meshed with racks 413, the upper die 409 is kept to move on a vertical line through the meshing force between the gears 410 on the two sides and the racks 413 on the two sides, the left end of the rack 413 is fixedly connected on the inner wall above the left side of the frame 1, a rubber pad 414 is fixedly connected on the bottom end of the upper die 409, and the bottom end of the rubber pad 414 is attached to the top edge of the lower die 415, the upper die 409 moves downwards to be completely matched with the top end edge of the lower die 415 through the rubber pad 414 to form a complete die cavity, the rubber pad 414 seals a gap between the upper die 409 and the lower die 415, the rubber pad 414 is made of fluororubber, the lower die 415 is divided into a left die cavity and a right die cavity and can be used for injection molding of a combined die, the left side and the right side of the bottom end of the lower die 415 are fixedly connected with the curved rods 416, the lower outer side of the curved rods 416 is fixedly connected with the lower inner wall of the frame 1, the outer wall of a lower front end bump of the sliding rod 403 and the inner surface of the sliding groove 404 form a sliding structure, the lower front end bump of the sliding rod 403 can slide in the sliding groove 404 to enable the curved plate 405 to move up and down, the gap distance between the groove 406 and the top block 407 is 0.1-0.2mm, the curved plate 405 drives the upper die 409 to move up and down stably, the thickness of the rubber pad 414 is 5-6cm, and the sealing performance between the lower die 415 and the upper die 409 is enhanced, the gear 410, the pin 411, the support bar 412 and the rack 413 are symmetrically distributed on the left side and the right side with the center line of the upper die 409 as the center, so that the upper die 409 moves on a vertical line.

The bottom end of the frame 1 is fixedly connected with the middle of the top end of the base 3, and the base 3 enables the whole device to be stable on the ground.

The cooling mechanism 5 is arranged on the inner side of the lower part of the frame 1, the cooling mechanism 5 comprises an injection port 501, a water pipe 502, a bracket 503 and a fan 504, the injection port 501 is communicated with the left side and the right side of the upper part of the lower die 415, external injection liquid is discharged into a die cavity formed by the lower die 415 and the upper die 409 through the injection ports on the two sides, the water pipe 502 is arranged below the injection port 501, the inner wall of the water pipe 502 is in clearance fit with the outer wall of the lower die 415, the water inlet and the water outlet outer wall of the water pipe 502 are respectively fixedly connected with the inner walls on the left side and the right side of the frame 1, external low-temperature liquid is discharged into a water outlet formed by the water pipe 502 through the water inlet of the water pipe 502 to form water circulation, the injection die in the die cavity can be rapidly cooled and formed, the bracket 503 is arranged below the water pipe 502, the bottom end of the bracket 503 is fixedly connected with the middle inner wall of the bottom end of the frame 1, the fan 504 is fixedly connected with the middle inner wall of the upper part of the bracket 503, and blows cold air to the die cavity, the injection mold in the mold cavity is rapidly molded, the model of the fan 504 is DBF-6.3Q6, and the water pipes 502 are annularly distributed on the outer wall of the lower mold 415, so that the molding speed of the mold cavity is accelerated.

When the combined injection mold is used, firstly, an external power supply of the motor 402 is switched on, the motor 402 works, an output shaft of the motor 402 drives the sliding rod 403 to rotate, a convex block below the sliding rod 403 slides in a sliding groove 404 on a curved plate 405 to enable a groove 406 on the curved plate 405 to move downwards on the outer wall of a top block 407, the curved plate 405 drives an upper mold 409 to move downwards, the upper mold 409 keeps moving downwards on a vertical line through the meshing force between gears 410 on two sides and racks 413 on two sides, the upper mold 409 moves downwards to be completely matched with the top end edge of a lower mold 415 through a rubber pad 414 to form a complete mold cavity, external injection molding liquid is discharged into the mold cavity formed by the lower mold 415 and the upper mold 409 through injection ports on two sides, external low-temperature liquid is discharged into a water outlet of a water pipe 502 through a water inlet of the water pipe 502 to form water circulation, and the injection mold in the mold cavity can be rapidly cooled and molded, meanwhile, the fan 504 works, and the fan 504 blows cold air to the mold cavity, so that the injection mold in the mold cavity is quickly molded.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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

Claims

1. A modular injection mold, includes frame (1), its characterized in that: a transverse plate (2) is fixedly connected to the inner side of the upper part of the frame (1), and a moving mechanism (4) is arranged below the transverse plate (2);

the moving mechanism (4) comprises a supporting seat (401), a motor (402), a sliding rod (403), a sliding groove (404), a curved plate (405), a groove (406), a top block (407), a cross rod (408), an upper die (409), a gear (410), a pin shaft (411), a supporting rod (412), a rack (413), a rubber pad (414), a lower die (415) and a curved rod (416);

the top rigid coupling of supporting seat (401) is in the middle of the bottom of diaphragm (2), the bottom rigid coupling of supporting seat (401) has motor (402), motor (402) output shaft rigid coupling has slide bar (403), the inside surface slip joint of the below front end lug outer wall of slide bar (403) and spout (404), inner wall in the middle of the top of bent plate (405) is seted up to spout (404), set up fluted (406) in the middle of the below of bent plate (405), the top internal surface of recess (406) and the outer wall clearance fit of kicking block (407), the rear end rigid coupling of kicking block (407) is in the middle of the front end of horizontal pole (408), the outside rigid coupling of horizontal pole (408) is in the top inner wall of frame (1), the bottom rigid coupling of bent plate (405) has last mould (409), the left and right sides of going up mould (409) all is equipped with gear (410), and the left side gear (410) rotates with bracing piece (412) through round pin axle (411 and links to each other, the left end of mould (409) is being gone up to the right-hand member rigid coupling of bracing piece (412), gear (410) link to each other with rack (413) meshing, the left end rigid coupling of rack (413) is at the top left side inner wall of frame (1), the bottom rigid coupling of going up mould (409) has rubber pad (414), the bottom of rubber pad (414) is laminated with the top edge of lower mould (415) mutually, the equal rigid coupling in bottom left and right sides of lower mould (415) has curved bar (416), the below outside rigid coupling of curved bar (416) is at the below inner wall of frame (1).

2. A modular injection mold as claimed in claim 1, characterised in that: the outer wall of the convex block at the front end below the sliding rod (403) and the inner surface of the sliding groove (404) form a sliding structure.

3. A modular injection mold as claimed in claim 1, characterised in that: the clearance distance between the groove (406) and the top block (407) is 0.1-0.2 mm.

4. A modular injection mold as claimed in claim 1, characterised in that: the thickness of the rubber pad (414) is 5-6 cm.

5. A modular injection mold as claimed in claim 1, characterised in that: the gear (410), the pin shaft (411), the support rod (412) and the rack (413) are symmetrically distributed on the left side and the right side by taking the center line of the upper die (409) as the center.

6. A modular injection mold as claimed in claim 1, characterised in that: the bottom end of the frame (1) is fixedly connected in the middle of the top end of the base (3).

7. A modular injection mold as claimed in claim 1, characterised in that: a cooling mechanism (5) is arranged on the inner side below the frame (1);

the cooling mechanism (5) comprises an injection molding opening (501), a water pipe (502), a bracket (503) and a fan (504);

the mouth of moulding plastics (501) all is linked together with the top left and right sides of lower mould (415), the below of moulding plastics mouth (501) is equipped with water pipe (502), the outer wall clearance fit of the inner wall of water pipe (502) and lower mould (415), the water inlet and the delivery port outer wall of water pipe (502) rigid coupling respectively are at the left and right sides inner wall of frame (1), the below of water pipe (502) is equipped with support (503), the bottom rigid coupling of support (503) is at the middle inner wall of the bottom of frame (1), the inner wall rigid coupling has fan (504) in the middle of the top of support (503).

8. A modular injection mold according to claim 7, characterized in that: the water pipes (502) are annularly distributed on the outer wall of the lower die (415).