CN217968167U

CN217968167U - Injection mold for automobile rear lamp shade

Info

Publication number: CN217968167U
Application number: CN202222441399.XU
Authority: CN
Inventors: 章武杰
Original assignee: Ningbo Simu Automobile Mould Co ltd
Current assignee: Ningbo Simu Automobile Mould Co ltd
Priority date: 2022-09-15
Filing date: 2022-09-15
Publication date: 2022-12-06
Anticipated expiration: 2032-09-15

Abstract

The utility model discloses an automobile tail lamp shade injection mold, comprising a base plate, the bottom plate above-mentioned is provided with the lower mould, the contact has last mould on the lower mould, it has the roof to go up the mould copulae, be provided with the mouth of moulding plastics on the roof, the inside of going up the mould is provided with coupling mechanism, the inside of going up the mould is provided with stop gear. The utility model discloses a design connecting block and the grafting of last mould, can carry on spacingly to the horizontal direction of roof, through the grafting of lug with the connecting block, can carry on spacingly to the vertical direction of roof, reach the fixed purpose of mould installation, drive the screw rod through rotating the carousel and rotate, can realize the separation of lug and connecting block, conveniently go on the dismantlement of mould and roof, be convenient for carry on the maintenance of mould inner structure.

Description

Injection mold for automobile rear lamp shade

Technical Field

The utility model relates to an injection mold technical field specifically is car tail lamp shade injection mold.

Background

An injection mold is a tool for producing plastic articles; the injection molding is a processing method used when parts with complex shapes are produced in batches, and particularly, a plastic raw material which is melted by heating is injected into a mold cavity at high pressure by an injection molding machine, and a formed product is obtained after cooling and solidification. The automobile rear lamp shade is processed by an injection mold. The utility model discloses a utility model with publication number CN206186289U discloses a lampshade injection mold, which comprises an upper mold base, an upper mold core, a lower mold core and a lower mold base, wherein the upper mold core is arranged on the upper mold base, the lower mold core is arranged on the lower mold base, the upper mold core and the lower mold core are combined to form a lampshade cavity, the upper mold base and the lower mold base are fixed, a first runner is arranged on a fixing hole of the upper mold base, a second runner is arranged on the upper mold core, and two ends of the second runner are respectively communicated with the lampshade cavity and the first runner; the lampshade injection mold is convenient to demould. However, the above patent also has the following problems: the upper die is inconvenient to disassemble, so that the die is inconvenient to overhaul and maintain.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a car tail lamp shade injection mold, it is inconvenient to have solved the dismantlement of last mould, leads to the inconvenient problem of inadequately when maintaining to the inside maintenance of mould.

In order to achieve the above object, the utility model provides a following technical scheme: automobile back light lamp shade injection mold, comprising a base plate, the bottom plate above-mentioned is provided with the lower mould, the contact has last mould on the lower mould, it has the roof to go up the contact of mould, be provided with the mouth of moulding plastics on the roof, the inside of going up the mould is provided with coupling mechanism, the inside of going up the mould is provided with stop gear.

Preferably, coupling mechanism includes connecting block, lug, connecting rod, screw rod, carousel, handle, fixedly connected with connecting block on the roof, connecting block and last mould sliding connection, the inside sliding connection of connecting block has the lug, lug and last mould sliding connection, fixedly connected with connecting rod on the lug, connecting rod and last mould sliding connection, there is the screw rod inside of connecting rod through threaded connection, the screw rod passes through the bearing with last mould and is connected, fixedly connected with carousel on the screw rod, the carousel rotates with last mould to be connected, go up fixedly connected with handle on the mould. Through the design of the connecting mechanism, the upper die and the top plate can be conveniently disassembled.

Preferably, stop gear includes dead lever, spring, slider, ejector pad, gag lever post, leads to the groove, go up the inside fixedly connected with dead lever of mould, the outside of dead lever is provided with the spring, the outside slip of dead lever has cup jointed the slider, slider and last mould sliding connection, fixedly connected with ejector pad on the slider, fixedly connected with gag lever post on the slider, gag lever post and handle sliding connection. Through the design stop gear, can improve the stability of being connected of going up mould and roof.

Preferably, the screw is provided with a positive thread and a negative thread, and the positive thread and the negative thread are symmetrically distributed on the screw. By designing the screw, the rotation of the screw can move the two connecting rods in opposite directions.

Preferably, one end of the spring is fixedly connected with the upper die, and the other end of the spring is fixedly connected with the sliding block. The spring is designed so that the force of the spring can act on the slider.

Preferably, the handle is provided with a through groove, and a limiting rod is connected inside the through groove in a sliding manner. Through the design of the through groove, the limiting rod can slide in the through groove.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a design connecting block and the grafting of last mould, can carry on spacingly to the horizontal direction of roof, through the grafting of lug with the connecting block, can carry on spacingly to the vertical direction of roof, reach the fixed purpose of last mould installation, drive the screw rod through rotating the carousel and rotate, can realize the separation of lug and connecting block, conveniently go up the dismantlement of mould and roof, be convenient for carry on the maintenance of mould inner structure.

2. The utility model discloses a design peg graft of gag lever post and handle can play a limiting displacement to the handle, can prevent that the carousel from taking place to rotate, and then can prevent the separation of lug and connecting rod, has improved the stability when going up mould and roof installation, has improved connection stability, the improvement of phase-changing mould stability in use.

Drawings

FIG. 1 is a perspective view of the overall structure of the present invention;

fig. 2 is a front sectional view of the partial structure of fig. 1 according to the present invention;

fig. 3 is an enlarged view of a portion a of fig. 2 according to the present invention.

In the figure: 1. a base plate; 2. a lower die; 3. an upper die; 4. a top plate; 5. an injection molding port; 6. a connecting mechanism; 7. a limiting mechanism; 61. connecting blocks; 62. a bump; 63. a connecting rod; 64. a screw; 65. a turntable; 66. a handle; 71. fixing the rod; 72. a spring; 73. a slider; 74. a push block; 75. a limiting rod; 76. a through groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 and 2, the injection mold for the lampshade of the rear lamp of the automobile comprises a bottom plate 1, wherein the bottom plate 1 is provided with a lower die 2, the lower die 2 is contacted with an upper die 3, the upper die 3 is contacted with a top plate 4, the top plate 4 is provided with an injection port 5, the upper die 3 is internally provided with a connecting mechanism 6, and the upper die 3 is internally provided with a limiting mechanism 7.

Referring to fig. 1, 2, and 3, the connecting mechanism 6 includes a connecting block 61, a bump 62, a connecting rod 63, a screw 64, a turntable 65, and a handle 66, the connecting block 61 is fixedly connected to the top plate 4, the connecting block 61 is slidably connected to the upper die 3, the bump 62 is slidably connected to the inside of the connecting block 61, the bump 62 is slidably connected to the upper die 3, the connecting rod 63 is fixedly connected to the bump 62, the connecting rod 63 is slidably connected to the upper die 3, the screw 64 is connected to the inside of the connecting rod 63 through a screw, the screw 64 is provided with a positive thread and a negative thread, the positive thread and the negative thread are symmetrically distributed on the screw 64, the screw 64 is designed to allow the two connecting rods 63 to move in opposite directions by rotation of the screw 64, the screw 64 is connected to the upper die 3 through a bearing, the turntable 65 is fixedly connected to the screw 64, the turntable 65 is rotatably connected to the upper die 3, the handle 66 is fixedly connected to the upper die 3, and the connecting mechanism 6 is designed to facilitate detachment of the upper die 3 from the top plate 4.

Referring to fig. 1, 2, and 3, the limiting mechanism 7 includes a fixing rod 71, a spring 72, a slider 73, a pushing block 74, a limiting rod 75, and a through groove 76, the fixing rod 71 is fixedly connected to the inside of the upper mold 3, the spring 72 is disposed on the outside of the fixing rod 71, one end of the spring 72 is fixedly connected to the upper mold 3, the other end of the spring 72 is fixedly connected to the slider 73, the spring 72 is designed to allow the acting force of the spring 72 to act on the slider 73, the slider 73 is slidably sleeved on the outside of the fixing rod 71, the slider 73 is slidably connected to the upper mold 3, the pushing block 74 is fixedly connected to the slider 73, the limiting rod 75 is slidably connected to the handle 66, the through groove 76 is formed on the handle 66, the limiting rod 75 is slidably connected to the inside of the through groove 76, the limiting rod 75 is slidable in the through groove 76, and the limiting mechanism 7 is designed to improve the connection stability between the upper mold 3 and the top plate 4.

The utility model discloses the concrete implementation process as follows: during the use, when roof 4 is connected with last mould 3, through the grafting of gag lever post 75 and handle 66, can play a limiting displacement to handle 66, can prevent that carousel 65 from taking place to rotate, and then can prevent the separation of lug 62 and connecting rod 63, improved the stability when going up mould 3 and roof 4 installation, improved connection stability, the improvement mould stability in use that changes looks. When needing to dismantle last mould 3, promote ejector pad 74 earlier, ejector pad 74 drives slider 73 and slides, slider 73 slides along dead lever 71, slider 73 can extrude spring 72, slider 73 drives gag lever post 75 and removes simultaneously, make gag lever post 75 and handle 66 separate, then rotate handle 66, handle 66 drives carousel 65 and rotates, carousel 65 drives screw rod 64 and rotates, threaded connection through screw rod 64 and connecting rod 63, make connecting rod 63 be threaded motion, connecting rod 63 drives lug 62 horizontal migration, make lug 62 and connecting block 61 separate, then upwards move roof 4, roof 4 drives connecting block 61 and moves, make connecting block 61 and last mould 3 separate, can dismantle the separation with last mould 3 with roof 4, conveniently go up the dismantlement of mould 3 and roof 4, be convenient for carry out the maintenance of mould inner structure.

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. Automobile tail lamp shade injection mold, including bottom plate (1), its characterized in that: be provided with lower mould (2) on bottom plate (1), the contact has last mould (3) on lower mould (2), it has roof (4) to go up the contact of mould (3), be provided with on roof (4) and mould plastics mouth (5), the inside of going up mould (3) is provided with coupling mechanism (6), the inside of going up mould (3) is provided with stop gear (7).

2. The injection mold for the lampshade of the rear lamp of the automobile as claimed in claim 1, wherein: coupling mechanism (6) are including connecting block (61), lug (62), connecting rod (63), screw rod (64), carousel (65), handle (66), fixedly connected with connecting block (61) on roof (4), connecting block (61) and last mould (3) sliding connection, the inside sliding connection of connecting block (61) has lug (62), lug (62) and last mould (3) sliding connection, fixedly connected with connecting rod (63) are gone up in lug (62), connecting rod (63) and last mould (3) sliding connection, there is screw rod (64) inside through threaded connection of connecting rod (63), screw rod (64) are connected through the bearing with last mould (3), fixedly connected with carousel (65) is gone up in screw rod (64), carousel (65) rotate with last mould (3) to be connected, go up fixedly connected with handle (66) on mould (3).

3. The injection mold for the lampshade of the rear lamp of the automobile as claimed in claim 2, characterized in that: stop gear (7) are including dead lever (71), spring (72), slider (73), ejector pad (74), gag lever post (75), lead to groove (76), go up inside fixedly connected with dead lever (71) of mould (3), the outside of dead lever (71) is provided with spring (72), slider (73) have been cup jointed in the outside slip of dead lever (71), slider (73) and last mould (3) sliding connection, fixedly connected with ejector pad (74) on slider (73), fixedly connected with gag lever post (75) on slider (73), gag lever post (75) and handle (66) sliding connection.

4. The injection mold for the lampshade of the rear lamp of the automobile as claimed in claim 2, characterized in that: the screw (64) is provided with a positive thread and a negative thread which are symmetrically distributed on the screw (64).

5. The injection mold for the lampshade of the rear lamp of the automobile as claimed in claim 3, characterized in that: one end of the spring (72) is fixedly connected with the upper die (3), and the other end of the spring (72) is fixedly connected with the sliding block (73).

6. The injection mold for the lampshade of the rear lamp of the automobile as claimed in claim 3, characterized in that: a through groove (76) is formed in the handle (66), and a limiting rod (75) is connected to the inside of the through groove (76) in a sliding mode.