CN210851139U

CN210851139U - Balanced car light shell injection mold

Info

Publication number: CN210851139U
Application number: CN201921861680.0U
Authority: CN
Inventors: 王�华; 唐德云
Original assignee: Jiangsu Qizhao Precision Mould Co ltd
Current assignee: Jiangsu Riying Electronics Co ltd
Priority date: 2019-10-31
Filing date: 2019-10-31
Publication date: 2020-06-26
Anticipated expiration: 2029-10-31

Abstract

The utility model belongs to the technical field of injection mold, concretely relates to balance car lamp shell injection mold, which comprises a panel, a bottom plate, a plate A and a plate B, wherein the plate A is fixed on the panel, the plate B is arranged below the plate A, a female mold is embedded in the middle of the plate A, a male mold is embedded in the middle of the plate B, and a molding cavity is arranged between the female mold and the male mold; and the female die and the male die are provided with error-proofing devices. This balanced car light shell injection mold has the in-process that makes the master model at the compound die, and lateral shifting is difficult for appearing, improves the leakproofness when public mould and master model compound die, improves the precision and the quality of balanced car light shell.

Description

Balanced car light shell injection mold

Technical Field

The utility model belongs to the technical field of injection mold, concretely relates to balanced car light shell injection mold.

Background

An injection mold is a tool for producing plastic products; and is also a tool for giving the plastic product complete structure and accurate dimension. Injection molding is a process used to mass produce parts of some complex shapes. Specifically, the plastic melted by heating is injected into a mold cavity from an injection molding machine at high pressure, and a formed product is obtained after cooling and solidification.

The existing injection mold for the balance car lamp shell comprises a fixed mold plate and a movable mold plate, wherein one side, opposite to the fixed mold plate, of the movable mold plate is a plane, when the mold is closed, the fixed mold plate moves downwards to be directly attached to the surface of the movable mold plate, a cavity of the balance car lamp shell is formed, however, in the attaching process, the fixed mold plate is easy to move transversely, the fixed mold plate and the movable mold plate are not tightly buckled, the size of the balance car lamp shell is enabled to be deviated, and the quality of the balance car lamp shell is affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a balanced car light shell injection mold to fixed die plate removes the in-process and produces lateral shifting among the solution prior art, causes the technical problem of influence to product quality.

In order to solve the technical problem, the utility model provides a balance car lamp shell injection mold, which comprises a panel, a bottom plate, a plate A and a plate B, wherein the plate A is fixed on the panel, the plate B is arranged below the plate A,

a female die is embedded in the middle of the plate A, a male die is embedded in the middle of the plate B, and a forming cavity is arranged between the female die and the male die;

and the female die and the male die are provided with error-proofing devices.

Further: the mistake proofing device comprises a clamping groove, a clamping block, a T-shaped block and a T-shaped groove;

the clamping grooves are formed in the middle of the four side walls of the male die, the clamping blocks are arranged in the middle of the four side walls of the female die and are matched with the clamping grooves, the T-shaped blocks are located in the middle of one pair of opposite clamping grooves, the T-shaped grooves are formed in the middle of the clamping blocks and are matched with the T-shaped blocks.

Further: four guide posts are respectively arranged at four corners of the plate B, four guide sleeves are arranged at four corners of the plate A, and the guide sleeves are respectively arranged on the guide posts in a sliding manner.

Further: the ejection mechanism is positioned between the bottom plate and the plate B and used for ejecting a product in the forming cavity.

Further: the ejector mechanism comprises a thimble bottom plate, a thimble panel and a thimble, the thimble panel is located above the thimble bottom plate, the lower end of the thimble is arranged on the thimble bottom plate, the thimble penetrates out of the thimble panel, and a plurality of through holes for the upper end of the thimble to penetrate out are formed in the male die.

Further: be provided with the back needle on four corners of thimble bottom plate respectively, the cover is equipped with the spring on the back needle respectively, the lower bottom surface of B board is provided with the holding tank, the one end and the thimble panel butt of spring, the other end of spring and the tank bottom butt of holding tank.

Further: the bottom plate is provided with two square irons which are arranged oppositely, and the B plate is arranged above the square irons.

The beneficial effects of the utility model are that, the utility model discloses a balanced car light shell injection mold is provided with the mistake proofing device on public mould and the master model for the master model is difficult for appearing lateral shifting when the compound die, and then makes master model and public mould lock tighter, reduces the dimensional deviation of product, improves the quality of product.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a perspective view of a preferred embodiment of a balance lamp housing injection mold of the present invention;

FIG. 2 is a perspective view of a preferred embodiment of the mistake proofing device of the present invention;

fig. 3 is a perspective view of a preferred embodiment of the B plate of the present invention;

fig. 4 is a perspective view of a preferred embodiment of the a plate of the present invention;

fig. 5 is a perspective view of a preferred embodiment of the ejection mechanism of the present invention.

In the figure:

1. a panel; 2. a base plate; 3. a, a plate; 31. a female die; 32. a guide sleeve; 4. b, plate; 41. a male die; 42. a guide post; 5. square iron; 6. a mistake proofing device; 61. a card slot; 62. a clamping block; 63. a T-shaped block; 64. a T-shaped groove; 7. an ejection mechanism; 71. a thimble base plate; 72. a thimble panel; 73. a thimble; 8. needle return; 9. a spring.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are 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.

FIG. 1 is a schematic diagram of a preferred embodiment of a balance car lamp housing injection mold of the present invention;

as shown in fig. 1, the present embodiment provides a balance lamp housing injection mold, which includes a panel 1, a bottom plate 2, an a plate 3 and a B plate 4, wherein the a plate 3 is fixed on the panel 1. Two square irons 5 are arranged above the bottom plate 2, the square irons 5 are arranged oppositely, and the B plate 4 is arranged on the bottom plate 2 and is arranged below the A plate 3 in a sliding mode.

Fig. 2 is an alternative perspective view of the error proofing device 6 of the present invention;

optionally, the female die 31 is embedded in the middle of the a plate 3, the male die 41 is embedded in the middle of the B plate 4, and a forming cavity is arranged on one side of the male die 41 opposite to the female die 31. The male die 41 and the female die 31 are provided with error-proofing devices 6. The error-proofing device 6 is used for reducing the deviation when the male die 41 and the female die 31 are buckled, and improving the processing quality of the balance car lamp shell.

Specifically, the error-proofing device 6 includes a slot 61, a latch 62, a T-shaped block 63 and a T-shaped slot 64. The catching grooves 61 are formed in the middle of the four side walls of the male die 41, the catching blocks 62 are formed in the middle of the four side walls of the female die 31, and the catching blocks 62 are arranged in the catching grooves 61. The T-shaped block 63 is located in the middle of one pair of opposite clamping grooves 61, the T-shaped groove 64 is formed in the middle of the clamping block 62, and the T-shaped block 63 is matched with the T-shaped groove 64. When the balance car lamp shell is assembled, the clamping block 62 is embedded into the clamping groove 61, the T-shaped block 63 is embedded into the T-shaped groove 64, the female die 31 and the male die 41 are not prone to lateral movement, the female die 31 and the male die 41 are tightly buckled, the size deviation of the balance car lamp shell is reduced, and the quality of the balance car lamp shell is improved.

As shown in fig. 3 and 4, four guide posts 42 are respectively disposed at four corners of the upper surface of the B plate 4, four guide sleeves 32 are disposed at four corners of the a plate 3, and the guide sleeves 32 are slidably disposed on the guide posts 42. In the process of die assembly and die opening, the guide sleeve 32 slides up and down along the guide post 42 to play a role in guiding, and is more favorable for the stability in the process of die assembly and die opening.

Fig. 5 is an alternative perspective view of the ejection mechanism 7 of the present invention;

optionally, an ejection mechanism 7 for ejecting the product in the molding cavity is further included, and the ejection mechanism 7 is located between the bottom plate 2 and the B plate 4.

Specifically, as shown in fig. 5, the ejector mechanism 7 includes an ejector pin base plate 71, an ejector pin panel 72, and a plurality of ejector pins 73. The male die 41 is provided with a plurality of through holes for the upper ends of the ejector pins 73 to penetrate through, the ejector pin panel 72 is positioned above the ejector pin base plate 71, the lower ends of the ejector pins 73 are vertically arranged on the ejector pin base plate 71, and the ejector pins 73 penetrate through the ejector pin panel 72 and penetrate into the through holes.

As shown in fig. 5, the four corners of the thimble base plate 71 are respectively provided with a return pin 8, each return pin 8 is respectively sleeved with a spring 9, the lower bottom surface of the B plate 4 is provided with an accommodating groove, one end of each spring 9 abuts against the thimble panel 72, and the other end of each spring 9 abuts against the bottom of the accommodating groove. The spring 9 can buffer the buffer force when the A plate 3 is pressed down, reduce the damage to the A plate 3 and prolong the service life of the A plate 3.

In view of the above, it is desirable to provide,

the utility model discloses a when balanced car light shell mould used, with balanced car light shell mould clamping on the injection molding machine, when carrying out the compound die, A board 3 slides down along the guide post to be close to B board 4 gradually, make in draw-in groove 61 imbeds fixture block 62, T type piece 63 imbeds T type groove 64, the injection molding machine pours into the melting raw materials into the die cavity, treat after the cooling shaping, carry out the die sinking, female mould 31 and public mould 41 keep away from each other, ejection mechanism 7 on the injection molding machine is ejecting with the lamp body product.

The clamping groove 61 is embedded into the clamping block 62, the T-shaped block 63 is embedded into the T-shaped groove 64, the female die 31 is not prone to lateral movement in any direction, die assembly is tighter, size deviation of the lamp housing of the balance car is reduced, and quality of the lamp housing of the balance car is improved.

All the parts of the devices selected in the present application are general standard parts or parts known to those skilled in the art, and the structures and principles thereof can be known to those skilled in the art through technical manuals or through routine experimental methods.

In the description of the embodiments of the present invention, unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; either mechanically or electrically. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the several embodiments provided in the present application, it should be understood that the disclosed system, apparatus and method may be implemented in other ways, and the above-described apparatus embodiments are merely illustrative.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. The utility model provides a balanced car light shell injection mold, includes panel (1), bottom plate (2), A board (3) and B board (4), panel (1) is fixed in A board (3), B board (4) set up the below at A board (3), characterized by:

a female die (31) is embedded in the middle of the plate A (3), a male die (41) is embedded in the middle of the plate B (4), and a forming cavity is formed between the female die (31) and the male die (41);

and the female die (31) and the male die (41) are provided with error-proofing devices (6).

2. The injection mold for a balance lamp housing as claimed in claim 1, wherein:

the mistake proofing device (6) comprises a clamping groove (61), a clamping block (62), a T-shaped block (63) and a T-shaped groove (64);

the clamping grooves (61) are formed in the middle of four side walls of the male die (41), the clamping blocks (62) are arranged in the middle of the four side walls of the female die (31), the clamping blocks (62) are matched with the clamping grooves (61), the T-shaped blocks (63) are located in the middle of one pair of opposite clamping grooves (61), the T-shaped grooves (64) are formed in the middle of the clamping blocks (62), and the T-shaped grooves (64) are matched with the T-shaped blocks (63).

3. The injection mold for a balance lamp housing as claimed in claim 1, wherein:

four guide posts (42) are respectively arranged at four corners of the plate B (4), four guide sleeves (32) are arranged at four corners of the plate A (3), and the guide sleeves (32) are respectively arranged on the guide posts (42) in a sliding manner.

4. The injection mold for a balance lamp housing as claimed in claim 3, wherein:

the mould is characterized by further comprising an ejection mechanism (7), wherein the ejection mechanism (7) is located between the bottom plate (2) and the B plate (4), and the ejection mechanism (7) is used for ejecting a product in the forming cavity.

5. The injection mold for a balance lamp housing as claimed in claim 4, wherein:

the ejection mechanism (7) comprises a thimble bottom plate (71), a thimble panel (72) and a thimble (73), the thimble panel (72) is located above the thimble bottom plate (71), the lower end of the thimble (73) is arranged on the thimble bottom plate (71), the thimble (73) penetrates out of the thimble panel (72), and a plurality of through holes for the upper end of the thimble (73) to penetrate out are formed in the male die (41).

6. The injection mold for a balance lamp housing as claimed in claim 5, wherein:

be provided with back needle (8) on four corners of thimble bottom plate (71) respectively, be equipped with spring (9) on back needle (8) respectively, the lower bottom surface of B board (4) is provided with the holding tank, the one end and the thimble panel (72) butt of spring (9), the other end of spring (9) and the tank bottom butt of holding tank.

7. The injection mold for a balance lamp housing as claimed in claim 1, wherein:

the bottom plate (2) is provided with two square irons (5), the two square irons (5) are arranged oppositely, and the B plate (4) is arranged above the square irons (5).