CN220973153U

CN220973153U - Injection mold with impact resistance

Info

Publication number: CN220973153U
Application number: CN202321160243.2U
Authority: CN
Inventors: 李跃霞
Original assignee: Chengdu Yuelixiao Automation Technology Co ltd
Current assignee: Chengdu Yuelixiao Automation Technology Co ltd
Priority date: 2023-05-15
Filing date: 2023-05-15
Publication date: 2024-05-17
Anticipated expiration: 2033-05-15

Abstract

The utility model belongs to the technical field of injection molds, and particularly relates to an injection mold with impact resistance. This injection mold with it is shock-resistant, through setting up the protection device, at the in-process of moulding, can reduce the impact force between last mould and the bed die, thereby can prolong the device's life, the device that has proposed in the background art is at the in-process of moulding plastics, do not set up relevant protection structure, thereby cause the problem of certain influence to the life of mould, through setting up cleaning device, make can carry out timely clearance to the residue of the intracavity portion of moulding plastics of last mould and bed die, avoid carrying out the mould after that the intracavity portion of moulding plastics rubs the residue and causes certain influence to moulding plastics, thereby the quality of the device injection mold has been promoted.

Description

Injection mold with impact resistance

Technical Field

The utility model relates to the technical field of injection molds, in particular to an injection mold with impact resistance.

Background

The injection mold is a tool for producing plastic products; the plastic injection molding method is a processing method used for mass production of parts with complex shapes, and specifically refers to the process that heated and melted plastic is injected into a die cavity under high pressure by an injection molding machine and cooled and solidified to obtain a formed product.

The existing injection mold is used for ejecting the injection molded workpiece by using the ejector pin or the ejector rod when taking the workpiece, the molded workpiece is damaged or even scrapped during ejection, and the ejector pin or the ejector rod is used for ejecting the workpiece to a certain extent.

The utility model provides an injection mold in the patent document of publication number CN215703649U, the device includes the base, the upper surface fixedly connected with lower mould of base, the upper surface fixedly connected with of base has two guide posts, die cavity and two guide slots have been seted up to the upper surface of lower mould, and the guide slot is about the central line symmetric distribution of lower mould, the surface sliding connection of guide post has the mould, the upper surface fixedly connected with fan of last mould, the output fixedly connected with first flexible hose of fan, the upper surface fixedly connected with first support of last mould. The injection mold can enable the first sliding block to slide in the first sliding groove when the rotating shaft rotates through fixedly connecting the first universal joint with the upper surface of the first universal joint and rotationally connecting the first universal joint with the second universal joint, and can enable the sliding rod to move up and down through fixedly connecting the second threaded rod with the output end of the forward and backward rotating motor and the upper surface threaded connection of the second threaded rod and the sliding rod.

However, the device is not provided with a relevant anti-impact structure in the injection molding process, so that the service life of the die is influenced to a certain extent.

For this reason, it is highly desirable to provide an injection mold with impact resistance.

Disclosure of utility model

The utility model aims to provide an impact-resistant injection mold, which solves the problem that the device provided in the background art is not provided with a relevant impact-resistant structure in the injection molding process, so that the service life of the mold is affected to a certain extent.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an injection mold with it is shock-resistant, includes fixing base, bed die and last mould, bed die top and outer wall are provided with anti-shock device, the fixing base side is provided with cleaning device.

The impact protection device includes an inner buffer unit and an outer buffer unit.

The inside buffer unit includes draw-in groove, buffer spring, plectane, side groove, coupling spring, keeps out board and fastener, the draw-in groove is seted up in the bed die top, buffer spring fixed mounting is in the inside bottom of draw-in groove, plectane fixed mounting is in the buffer spring top, the side groove sets up in the draw-in groove side, coupling spring fixed connection is inside the side groove, keep out board fixed mounting in coupling spring one end, fastener fixed mounting is in last mould bottom.

The external buffer unit comprises a mounting plate, a buffer cylinder and a buffer piece, wherein the mounting plate is fixedly arranged on the side edge of the lower die, the buffer cylinder is fixedly arranged at the top end of the mounting plate, and the buffer piece is arranged inside the buffer cylinder.

Preferably, the cleaning device comprises a fixed plate, a sliding groove, a sliding rail, a moving block, a fixed column, a rotating groove, a rotating piece, a connecting plate, an electric telescopic rod, a connecting piece, a connecting pipe, an air outlet pipe, an axial flow fan and a connecting hose, wherein the fixed plate is fixedly arranged on the side edge of the fixed seat, the sliding groove is arranged on the top end of the fixed plate, the sliding rail is fixedly arranged on the inner wall of the sliding groove, the moving block is connected to the outer wall of the sliding rail, the fixed column is fixedly arranged on the top end of the moving block, the rotating groove is arranged below the outer wall of the fixed column, the rotating piece is connected to the inner wall of the rotating groove, the connecting plate is fixedly arranged at one end of the rotating piece, the electric telescopic rod is arranged above the side edge of the connecting plate, the connecting piece is connected to the connecting end of the electric telescopic rod, the connecting pipe is fixedly arranged inside the connecting piece, the air outlet pipe is connected to the side edge of the connecting piece, the axial flow fan is arranged on the top end of the connecting plate, and the connecting hose is connected to the connecting end of the axial flow fan.

Preferably, the position of the clamping groove corresponds to the position of the clamping piece, so that the clamping piece can be accurately inserted into the clamping groove, the positioning function is achieved to a certain extent, the side edge of the retaining plate is abutted to the side edge of the clamping piece, and the retaining plate and the connecting spring have a primary buffering effect.

Preferably, the buffer cylinder is internally provided with a buffer, the top end of the buffer is abutted with the bottom end of the buffer, and the anti-impact performance of the device can be further improved through the buffer and the buffer, so that the injection molding of the die can be better performed.

Preferably, the cleaning device symmetric distribution and fixing base side to can promote the cleaning performance of device, and then improve the quality of mould to a certain extent, movable block and slide rail outer wall sliding connection, thereby can adjust the position of play tuber pipe, thereby can clear up the intracavity portion of moulding plastics better.

Preferably, the rotating piece is rotationally connected with the inner wall of the rotary groove, so that the angle of the air outlet pipe can be adjusted, the air outlet pipe is symmetrically distributed on the upper side and the lower side of the connecting piece, and the air outlet pipe is connected with the connecting pipe, so that the injection molding cavity of the upper die and the injection molding cavity of the lower die can be cleaned simultaneously.

Preferably, one end of the connecting hose is connected with the axial flow fan, the other end of the connecting hose is connected with the connecting pipe, wind power generated by the axial flow fan is conveyed to the connecting pipe through the connecting hose and is blown out from the air outlet pipe, and therefore the inside of the injection cavity is cleaned.

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

1. This injection mold with it is shock-resistant, through setting up the anti-impact device, at the in-process of moulding, can reduce the impact force between last mould and the bed die to can prolong the life of device, solve the device that proposes in the prior art at the in-process of moulding plastics, do not set up relevant anti-impact structure, thereby cause the problem of certain influence to the life of mould.

2. This injection mold with it is shock-resistant through setting up cleaning device for can carry out timely clearance to the inside residue of injection molding cavity of last mould and bed die, avoid carrying out the mould after that when moulding plastics, the inside residue of wiping of injection molding cavity causes certain influence to moulding plastics, thereby has promoted the device injection mold's quality.

Drawings

FIG. 1 is a schematic elevational view of the present utility model;

FIG. 2 is a schematic top view of the present utility model;

FIG. 3 is a schematic view of a sectional structure of a part of the impact protection apparatus of the present utility model;

fig. 4 is a schematic structural view of a cleaning device according to the present utility model.

In the figure: 1. a fixing seat; 2. a lower die; 3. an upper die; 401. a clamping groove; 402. a buffer spring; 403. a circular plate; 404. a side groove; 405. a connecting spring; 406. a retaining plate; 407. a clamping piece; 408. a mounting plate; 409. a buffer tube; 410. a buffer member; 501. a fixing plate; 502. a chute; 503. a slide rail; 504. a moving block; 505. fixing the column; 506. a rotary groove; 507. a rotating member; 508. a connecting plate; 509. an electric telescopic rod; 510. a connecting piece; 511. a connecting pipe; 512. an air outlet pipe; 513. an axial flow fan; 514. and connecting a hose.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution:

Embodiment one:

The utility model provides an injection mold with it is shock-resistant, includes fixing base 1, bed die 2 and last mould 3, and bed die 2 top and outer wall are provided with anti-shock device, and fixing base 1 side is provided with cleaning device, cleaning device symmetric distribution and fixing base 1 side to can promote the cleaning effect of device, and then improve the quality of mould to a certain extent.

The anti-impact device includes an inner buffer unit and an outer buffer unit.

The inside buffer unit includes draw-in groove 401, buffer spring 402, plectane 403, side channel 404, coupling spring 405, retaining plate 406 and fastener 407, the draw-in groove 401 is seted up on lower mould 2 top, the position of draw-in groove 401 corresponds with the position of fastener 407, thereby make fastener 407 can accurately insert in the draw-in groove 401, play the effect of location to a certain extent, buffer spring 402 fixed mounting is in the inside bottom of draw-in groove 401, plectane 403 fixed mounting is in buffer spring 402 top, side channel 404 is seted up in the draw-in groove 401 side, coupling spring 405 fixed connection is in side channel 404 inside, retaining plate 406 fixed mounting is in coupling spring 405 one end, retaining plate 406 side and fastener 407 side butt, retaining plate 406 and coupling spring 405 play preliminary buffering effect, fastener 407 fixed mounting is in last mould 3 bottom.

The outside buffer unit includes mounting panel 408, buffer tube 409 and buffer piece 410, mounting panel 408 fixed mounting in 2 sides of bed die, buffer tube 409 fixed mounting in mounting panel 408 top, and buffer tube 409 is inside to be provided with the buffer, and buffer top and buffer piece 410 bottom butt can further promote the anti-shock performance of the device through buffer and buffer piece 410 to can carry out the mould better and mould plastics, buffer piece 410 sets up in inside buffer tube 409.

Embodiment two:

Based on the first embodiment: the cleaning device comprises a fixing plate 501, a sliding chute 502, a sliding rail 503, a moving block 504, a fixing column 505, a rotary groove 506, a rotating member 507, a connecting plate 508, an electric telescopic rod 509, a connecting member 510, a connecting pipe 511, an air outlet pipe 512, an axial flow fan 513 and a connecting hose 514, wherein the fixing plate 501 is fixedly arranged on one side of the fixing plate 1, the sliding chute 502 is arranged at the top end of the fixing plate 501, the sliding rail 503 is fixedly arranged on the inner wall of the sliding chute 502, the moving block 504 is connected with the outer wall of the sliding rail 503 in a sliding manner, so that the position of the air outlet pipe 512 can be adjusted, the inside of an injection cavity can be cleaned better, the fixing column 505 is fixedly arranged at the top end of the moving block 504, the rotary groove 506 is arranged below the outer wall of the fixing column 505, the rotating member 507 is connected with the inner wall of the rotary groove 506 in a rotating manner, the angle of the air outlet pipe 512 can be adjusted, the connecting plate 508 is fixedly arranged at one end of the rotating member 507, the electric telescopic rod 509 is arranged above the side of the connecting plate 508, the connecting member 510 is connected with the connecting end of the electric telescopic rod 509, the connecting end 511 is fixedly arranged inside the connecting member 510, the connecting end of the connecting member 512 is connected with the connecting member 512, the connecting member is arranged on the side of the connecting member 510, the connecting member 512 is in the side of the connecting member, and is in a position of the connecting member 512 is in a sliding manner, the side of the connecting plate is in a side of the connecting plate, and the connecting plate is symmetric with the side of the connecting plate, and the connecting plate 512, the connecting member is arranged on the side of the connecting plate, and the side of the connecting pipe side of the connecting plate is, and the connecting pipe is 3, the side is, and the connecting pipe is 3.

When the device is used, in the process that the upper die 3 moves downwards, the clamping piece 407 moves downwards in the clamping groove 401, the abutting plate 406 is abutted against the side edge of the clamping piece 407, and under the action of the connecting spring 405, the initial buffering action is carried out, the bottom end of the clamping piece 407 is contacted with the circular plate 403 in the clamping groove 401, and further the buffering action is carried out under the elastic action of the buffering spring 402, in addition, the upper die 3 moves downwards to drive the buffering piece 410 to be contacted with the buffer in the buffer cylinder 409, so that the shock resistance of the device is improved, after injection molding is finished, the upper die 3 moves upwards, the position of the air outlet pipe 512 can be moved through the moving block 504, the electric telescopic rod 509 stretches to move the connecting piece 510 to the position above the lower die 2 and the position below the upper die 3, and under the action of the connecting hose 514 and the connecting pipe 511, so that generated wind force is blown out from the inside the air outlet pipe 512, and the inside of the injection molding cavity is cleaned timely, and the injection molding efficiency of the device can be improved to a certain extent.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises an element.

Claims

1. An injection mold with it is shock-resistant, includes fixing base (1), bed die (2) and last mould (3), its characterized in that: the top end and the outer wall of the lower die (2) are provided with anti-impact devices, and the side edge of the fixing seat (1) is provided with a cleaning device;

the anti-impact device comprises an inner buffer unit and an outer buffer unit;

The inner buffer unit comprises a clamping groove (401), a buffer spring (402), a circular plate (403), a side groove (404), a connecting spring (405), a retaining plate (406) and a clamping piece (407), wherein the clamping groove (401) is formed in the top end of the lower die (2), the buffer spring (402) is fixedly arranged at the bottom end inside the clamping groove (401), the circular plate (403) is fixedly arranged at the top end of the buffer spring (402), the side groove (404) is formed in the side edge of the clamping groove (401), the connecting spring (405) is fixedly connected inside the side groove (404), the retaining plate (406) is fixedly arranged at one end of the connecting spring (405), and the clamping piece (407) is fixedly arranged at the bottom end of the upper die (3);

the external buffer unit comprises a mounting plate (408), a buffer cylinder (409) and a buffer piece (410), wherein the mounting plate (408) is fixedly arranged on the side edge of the lower die (2), the buffer cylinder (409) is fixedly arranged at the top end of the mounting plate (408), and the buffer piece (410) is arranged inside the buffer cylinder (409).

2. An injection mold with impact resistance according to claim 1, characterized in that: the cleaning device comprises a fixed plate (501), a sliding chute (502), a sliding rail (503), a moving block (504), a fixed column (505), a rotating groove (506), a rotating piece (507), a connecting plate (508), an electric telescopic rod (509), a connecting piece (510), a connecting pipe (511), an air outlet pipe (512), an axial fan (513) and a connecting hose (514), wherein the fixed plate (501) is fixedly arranged on the side edge of the fixed plate (1), the sliding chute (502) is arranged at the top end of the fixed plate (501), the sliding rail (503) is fixedly arranged on the inner wall of the sliding chute (502), the moving block (504) is connected to the outer wall of the sliding rail (503), the fixed column (505) is fixedly arranged at the top end of the moving block (504), the rotating groove (506) is arranged below the outer wall of the fixed column (505), the rotating piece (507) is connected to the inner wall of the rotating groove (506), the connecting plate (508) is fixedly arranged at one end of the rotating piece (507), the electric telescopic rod (509) is arranged at the side edge of the connecting plate (508), the connecting piece (510) is connected to the electric telescopic rod (509) and the connecting piece (511) is arranged at the inner telescopic end (510), the axial flow fan (513) is arranged at the top end of the connecting plate (508), and the connecting hose (514) is connected to the connecting end of the axial flow fan (513).

3. An injection mold with impact resistance according to claim 1, characterized in that: the position of the clamping groove (401) corresponds to the position of the clamping piece (407), and the side edge of the retaining plate (406) is abutted against the side edge of the clamping piece (407).

4. An injection mold with impact resistance according to claim 1, characterized in that: the buffer cylinder (409) is internally provided with a buffer, and the top end of the buffer is abutted with the bottom end of the buffer piece (410).

5. An injection mold having impact resistance according to claim 2, wherein: the cleaning devices are symmetrically distributed on the side edges of the fixed seat (1), and the moving blocks (504) are slidably connected with the outer walls of the sliding rails (503).

6. An injection mold having impact resistance according to claim 2, wherein: the rotating piece (507) is rotationally connected with the inner wall of the rotating groove (506), the air outlet pipes (512) are symmetrically distributed on the upper side and the lower side of the connecting piece (510), and the air outlet pipes (512) are connected with the connecting pipe (511).

7. An injection mold having impact resistance according to claim 2, wherein: one end of the connecting hose (514) is connected with the axial flow fan (513), and the other end is connected with the connecting pipe (511).