CN217395592U - Mold for injection molding machine - Google Patents

Abstract

The utility model provides a mould for injection moulding machine belongs to injection machine technical field, comprising a base plate, the top of bottom plate is provided with the die holder, the inside of die holder is provided with the block subassembly, the top of block subassembly is provided with the lower mould. The utility model discloses a push-out subassembly that sets up, after plastics pouring cooling shaping, can make bull stick, initiative bevel gear rotate through rotating the turning handle, because driven bevel gear meshes with the initiative bevel gear mutually, make driven bevel gear, screw post rotate, because screw post and roof pass through the thread groove and rotate and be connected, and the roof is the rectangle structure, make the roof can upwards push out a distance in vertical direction, thereby can realize the quick drawing of patterns, easy operation has greatly improved production efficiency; through the block subassembly that sets up, because baffle, backup pad and die holder are respectively through first spring, second spring elastic connection for can make its and connecting plate separation through to both sides pulling baffle.

Description

Mold for injection molding machine

Technical Field

The utility model belongs to the technical field of the injection machine, a mould for injection molding machine is related to.

Background

The injection molding machine consists of three parts, including an injection unit, a mold closing unit and an injection mold, and after the plastic is plasticized in the heating cylinder of the injection molding machine, the plastic is injected into the mold cavity of the closed mold by a plunger or a reciprocating screw to form the plastic of the product.

Current plastic injection molding machine is behind plastics casting moulding, and plastic products can bond on the mould, leads to the drawing of patterns difficulty, influences production efficiency, and the plastic injection molding opportunity of factory use is used for pouring into a mould multiple goods, and current plastic injection molding machine mould is mostly through the bolt fastening on the die holder, when needing to be changed different moulds, need shut down for a long time to change, and is very troublesome.

Disclosure of Invention

The utility model aims at having above-mentioned problem to current technique, provided a mould for injection moulding machine to solve current plastic injection moulding machine behind plastics casting moulding, plastic products can bond on the mould, leads to the drawing of patterns difficulty, and the plastic injection moulding machine mould is mostly through the bolt fastening on the die holder, when needs change different moulds, need stop for a long time the technical problem who changes.

The purpose of the utility model can be realized by the following technical proposal: the mold for the injection molding machine comprises a bottom plate, wherein a mold seat is arranged at the top end of the bottom plate, a clamping assembly is arranged inside the mold seat, a lower mold is arranged at the top end of the clamping assembly, and an ejection assembly is arranged inside the lower mold.

By adopting the technical scheme, after the plastic is cast, cooled and molded, the rotating rod and the driving bevel gear can rotate by rotating the rotating handle, because the driven bevel gear is meshed with the driving bevel gear, the driven bevel gear and the threaded column rotate, because the threaded column is rotationally connected with the top plate through the threaded groove and the top plate is of a rectangular structure, the top plate can be ejected upwards for a certain distance in the vertical direction, thereby realizing rapid demoulding, having simple operation and greatly improving the production efficiency, because the baffle, the supporting plate and the die holder are respectively and elastically connected through the first spring and the second spring, the baffle can be separated from the connecting plate by pulling the baffle towards two sides, at the moment, the supporting plate is pushed out of the connecting plate upwards under the action of the second spring, the die can be quickly replaced, and the downtime is short.

The utility model discloses further set up to, the block subassembly includes the baffle, one side of baffle is provided with the pull ring, the inside that the bottom of pull ring is located the die holder is provided with first spring, the bottom of lower mould is provided with the connecting plate, the inside of die holder is provided with the second spring, the inside of die holder is located the top of second spring and is provided with the backup pad, the baffle passes through first spring elastic connection with the die holder.

By adopting the technical scheme, the connecting plate can be separated from the die holder, so that the die can be quickly replaced, and the downtime is short.

The utility model discloses further set up to, the backup pad passes through second spring elastic connection with the die holder, the backup pad passes through spacing groove, limiting plate sliding connection with the die holder.

By adopting the technical scheme, the lower die can be separated from the die holder conveniently.

The utility model discloses further set up to, ejecting subassembly includes turning handle, driven bevel gear, roof, one side of turning handle is provided with the bull stick, the outside cover of bull stick is equipped with multiunit and driven bevel gear assorted initiative bevel gear, driven bevel gear's inside is run through and is provided with the screw thread post, the inside of roof bottom seted up with screw thread post assorted thread groove, the roof sets up to the rectangle structure.

Through adopting above-mentioned technical scheme, can make the roof upwards ejecting a section distance in vertical direction to can realize quick drawing of patterns, easy operation has improved production efficiency greatly.

The utility model discloses further set up to, the multiunit recess has been seted up in the outside of turning handle.

Through adopting above-mentioned technical scheme, can increase the frictional force between hand and the change handle to do benefit to the rotation of change handle.

Compared with the prior art, the utility model has the advantages of it is following:

1. the utility model discloses an ejection assembly who sets up, after plastics pouring cooling shaping, can make bull stick, initiative bevel gear rotate through rotating the turning handle, because driven bevel gear meshes with the initiative bevel gear mutually, make driven bevel gear, screw post rotate, because screw post passes through the thread groove with the roof and rotates to be connected, and the roof is the rectangle structure, make the roof upwards ejecting a distance in vertical direction, thereby can realize quick drawing of patterns, easy operation has greatly improved production efficiency;

2. the utility model discloses a block subassembly that sets up because baffle, backup pad and die holder are respectively through first spring, second spring elastic connection for can make its and connecting plate separation through to both sides pulling baffle, the backup pad ejecting connecting plate that makes progress under the effect of second spring this moment makes the separation that can realize connecting plate and die holder, thereby can realize quick die change, the dead time is short.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

fig. 3 is a top sectional view of the present invention.

In the figure: 1. a base plate; 2. a die holder; 3. a lower die; 4. clamping the assembly; 401. a pull ring; 402. a baffle plate; 403. a first spring; 404. a connecting plate; 405. a support plate; 406. A second spring; 5. ejecting the assembly; 501. a handle is rotated; 502. a rotating rod; 503. a drive bevel gear; 504. a driven bevel gear; 505. a threaded post; 506. a thread groove; 507. and a top plate.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1-3, a mold for an injection molding machine, including bottom plate 1, the top of bottom plate 1 is provided with die holder 2, the inside of die holder 2 is provided with block assembly 4, can realize the separation of connecting plate 404 and die holder 2, thereby can realize quick die change, the downtime is short, the top of block assembly 4 is provided with lower mould 3, the inside of lower mould 3 is provided with ejecting subassembly 5, can make roof 507 upwards ejecting one section distance in vertical direction, thereby can realize quick drawing of patterns, and the operation is simple, and the production efficiency is greatly improved.

Referring to fig. 2, the engaging assembly 4 includes a blocking plate 402, a pull ring 401 is disposed on one side of the blocking plate 402, a first spring 403 is disposed inside the die holder 2 at the bottom end of the pull ring 401, a connecting plate 404 is disposed at the bottom end of the lower die 3, a second spring 406 is disposed inside the die holder 2, a supporting plate 405 is disposed on the top end of the second spring 406 inside the die holder 2, the blocking plate 402 is elastically connected to the die holder 2 through the first spring 403, and the blocking plate 402, the pull ring 401, the first spring 403, the connecting plate 404, the second spring 406, and the supporting plate 405 are disposed to separate the connecting plate 404 from the die holder 2, thereby achieving fast die replacement and short downtime.

Referring to fig. 2, the supporting plate 405 is elastically connected to the die holder 2 through a second spring 406, the supporting plate 405 is slidably connected to the die holder 2 through a limiting groove and a limiting plate, and the lower die 3 can be separated from the die holder 2 through the supporting plate 405 and the second spring 406.

Referring to fig. 2, the ejection assembly 5 includes a rotating handle 501, a driven bevel gear 504, and a top plate 507, wherein a rotating rod 502 is disposed on one side of the rotating handle 501, a plurality of sets of driving bevel gears 503 matched with the driven bevel gear 504 are sleeved on the outer side of the rotating rod 502, a threaded column 505 is disposed inside the driven bevel gear 504 in a penetrating manner, a threaded groove 506 matched with the threaded column 505 is disposed inside the bottom end of the top plate 507, the top plate 507 is set to be a rectangular structure, and the top plate 507 can be ejected upwards for a certain distance in the vertical direction through the rotating handle 501, the driven bevel gear 504, the top plate 507, the rotating rod 502, the driving bevel gear 503, the threaded column 505, and the threaded groove 506, so that rapid demolding can be realized, the operation is simple, and the production efficiency is greatly improved.

Referring to fig. 2, a plurality of grooves are formed on the outer side of the rotating handle 501, and the friction between the hand and the rotating handle 501 can be increased by forming the plurality of grooves on the outer side of the rotating handle 501, so as to facilitate the rotation of the rotating handle 501.

The utility model discloses a theory of operation does: when the die is used, after plastic is poured, cooled and molded, the rotating rod 502 and the driving bevel gear 503 can be rotated by rotating the rotating handle 501, the driven bevel gear 504 and the threaded column 505 can be rotated due to the meshing of the driven bevel gear 504 and the driving bevel gear 503, the threaded column 505 is rotatably connected with the top plate 507 through the threaded groove 506, the top plate 507 is of a rectangular structure, the top plate 507 can be vertically ejected out for a certain distance, so that the rapid demoulding can be realized, the baffle 402 and the connecting plate 404 can be separated by pulling the pull ring 401 towards two sides due to the elastic connection of the baffle 402, the supporting plate 405 and the die holder 2 through the first spring 403 and the second spring 406 respectively, the connecting plate 402 and the connecting plate 404 can be separated by ejecting the connecting plate 405 upwards under the action of the second spring 406, so that the connecting plate 404 and the die holder 2 can be separated, because the two sides of the connecting plate 404 are provided with slopes matched with the baffle 402, and baffle 402 passes through first spring 403 elastic connection with die holder 2 for can make baffle 402 block in the both sides on connecting plate 404 top through pressing down connecting plate 404, second spring 406 is because of receiving pressure compression deformation simultaneously, makes can play the tight effect in top to connecting plate 404, thereby makes the connection of connecting plate 404 more stable firm, thereby realizes quick die change, and the down-time is shorter.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although 1, the bottom plate is used more herein; 2. a die holder; 3. a lower die; 4. clamping the assembly; 401. a pull ring; 402. a baffle plate; 403. a first spring; 404. a connecting plate; 405. A support plate; 406. a second spring; 5. ejecting the assembly; 501. a handle is rotated; 502. a rotating rod; 503. a drive bevel gear; 504. a driven bevel gear; 505. a threaded post; 506. a thread groove; 507. top plate, etc., but does not exclude the possibility of using other terms. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims (5)

1. A mold for an injection molding machine, comprising a base plate (1), characterized in that: a die holder (2) is arranged at the top end of the bottom plate (1), a clamping assembly (4) is arranged inside the die holder (2), a lower die (3) is arranged at the top end of the clamping assembly (4), and an ejection assembly (5) is arranged inside the lower die (3); the clamping assembly (4) comprises a baffle (402), a pull ring (401) is arranged on one side of the baffle (402), a first spring (403) is arranged inside the die holder (2) at the bottom end of the pull ring (401), a connecting plate (404) is arranged at the bottom end of the lower die (3), a second spring (406) is arranged inside the die holder (2), a supporting plate (405) is arranged on the top end of the second spring (406) inside the die holder (2), and the baffle (402) is elastically connected with the die holder (2) through the first spring (403).

2. A mold for injection molding machines according to claim 1, characterized in that said support plate (405) is elastically connected to the mold base (2) by means of a second spring (406).

3. A mold for injection molding machines according to claim 1, characterized in that said support plate (405) is slidably connected to the mold base (2) by means of a limiting groove, a limiting plate.

4. The mold for the injection molding machine according to claim 1, wherein the ejection assembly (5) comprises a rotating handle (501), a driven bevel gear (504) and a top plate (507), a rotating rod (502) is arranged on one side of the rotating handle (501), a plurality of groups of driving bevel gears (503) matched with the driven bevel gear (504) are sleeved on the outer side of the rotating rod (502), a threaded column (505) penetrates through the inside of the driven bevel gear (504), a threaded groove (506) matched with the threaded column (505) is formed in the inside of the bottom end of the top plate (507), and the top plate (507) is of a rectangular structure.

5. The mold for injection molding machine according to claim 4, wherein the outer side of the stem (501) is provided with a plurality of sets of grooves.

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