CN212795721U

CN212795721U - Automatic automobile plastic part injection mold of drawing of patterns

Info

Publication number: CN212795721U
Application number: CN202021264952.1U
Authority: CN
Inventors: 邹龙云; 曾光林; 陈肖来
Original assignee: Shenzhen Baotian Feida Mould Co ltd
Current assignee: Shenzhen Baotian Feida Mould Co ltd
Priority date: 2020-07-01
Filing date: 2020-07-01
Publication date: 2021-03-26
Anticipated expiration: 2030-07-01

Abstract

The utility model relates to an injection mold technical field, and an automatic automobile plastic spare injection mold of drawing of patterns is disclosed, including last mould and lower mould, the fixed mould benevolence that is equipped with in top of lower mould, the cavity has been seted up to the inside of lower mould and the bottom that is located mould benevolence, the promotion groove has been seted up to the bottom of cavity, the ejection hole has all been seted up to the both sides of mould benevolence, and the spread groove has been seted up to the bottom, the through-hole has been seted up to the both ends of lower mould and the bottom that is located the cavity, two inside ejection mechanism that are provided with of through-hole, the below of lower mould is provided with the diaphragm, the fixed catch bar that is equipped with in top of diaphragm, the lower mould is passed and the fixed connecting plate. The utility model discloses can carry out ejecting with the plastic part through mould self die sinking after car injection molding production.

Description

Automatic automobile plastic part injection mold of drawing of patterns

Technical Field

The utility model relates to an injection mold technical field especially relates to an automatic car plastic part injection mold of drawing of patterns.

Background

Because of the advantages of beautiful appearance, light weight, convenient processing and the like, the plastic becomes an important material for manufacturing automobile bodies, and parts such as bumpers, outer edges of mud guards, instrument panels and the like of automobiles in automobile parts are all plastic products.

In the existing production process of automobile plastic parts, an injection mold is often adopted for use, and when a traditional injection mold is opened, a user manually stretches into the mold to take the plastic parts, so that the manual taking of the plastic parts is complicated and has certain dangerousness.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the mold opening of the automobile plastic part injection mold in the prior art adopts manual demolding and gets the part comparatively difficult, and the automobile plastic part injection mold of an automatic demolding is proposed.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an automatic automobile plastic spare injection mold of drawing of patterns, includes mould and lower mould, the fixed mould benevolence that is equipped with in top of lower mould, the cavity has been seted up to the inside of lower mould and the bottom that is located mould benevolence, the promotion groove has been seted up to the bottom of cavity, the ejection hole has all been seted up to the both sides of mould benevolence, and the spread groove has been seted up to the bottom, the through-hole has been seted up, two to the both ends of lower mould and the bottom that is located the cavity the inside ejection mechanism that is provided with of through-hole, the below of lower mould is provided with the diaphragm, the fixed catch bar that is equipped with in top of diaphragm, the top of catch bar is passed the lower mould and is fixed and is equipped with the connecting plate.

Preferably, the bottom of lower mould is fixed and is equipped with the backup pad of two symmetries, two first logical groove has all been seted up to the inside of backup pad, two the bottom of backup pad is fixed the mounting panel jointly.

Preferably, the opening and closing mechanism comprises two first U-shaped blocks, the two first U-shaped blocks are fixedly connected with two ends of the top of the connecting plate respectively, the two bottoms of the baffle plates are fixedly provided with second U-shaped blocks, and the first U-shaped blocks and the second U-shaped blocks are connected with connecting rods in a rotating mode through shaft pins together.

Preferably, a sliding rod is transversely fixedly arranged on the groove wall of the connecting groove, sliding blocks are sleeved at two ends of the sliding rod in a sliding mode, the bottoms of the sliding blocks are fixedly connected with the tops of the two baffles respectively, a spring is sleeved on the rod wall of the sliding rod, and two ends of the spring are fixedly connected with the two sliding blocks respectively.

Preferably, ejection mechanism includes the ejector pin that two symmetries set up, two the ejector pin all is located the through-hole, and the top all fixes and is equipped with the sucking disc, the top of sucking disc is connected with the bottom contact of baffle, spacing spout has all been seted up to the both sides of through-hole, the pole wall both sides of ejector pin all fix and are equipped with the gag lever post, the pole wall of gag lever post is connected with the cell wall contact of spacing spout, two the second logical groove has all been seted up to the lower extreme of ejector pin.

Preferably, the both ends of diaphragm pass first logical groove and second through groove respectively, and the lateral wall is connected with the cell wall contact of first logical groove and second through groove respectively, the top both sides of diaphragm all are fixed and are equipped with L shape pole, the other end of L shape pole and the lateral wall lower extreme fixed connection of last mould.

Compared with the prior art, the utility model provides an automatic car plastic part injection mold of drawing of patterns possesses following beneficial effect:

1. this automatic automobile plastic part injection mold of drawing of patterns through the mechanism that opens and shuts, connecting plate, slide bar, slider, spring and the baffle that is equipped with, is convenient for separate baffle and ejecting hole when the drawing of patterns, when plastics caused the influence to the ejector pin when preventing to mould plastics, and the follow-up ejecting work of being convenient for goes on.

2. This automatic automobile plastic spare injection mold of drawing of patterns through ejection mechanism and the diaphragm that is equipped with, is convenient for carry on ejecting when drawing of patterns to the plastic.

3. This automatic automobile plastic spare injection mold of drawing of patterns is through diaphragm and the L shape pole that is equipped with for injection mold's last mould and lower mould drive ejection mechanism when the drawing of patterns and carry out the operation of drawing of patterns and getting a piece.

The device does not relate to the part and all is the same with prior art or can adopt prior art to realize, the utility model discloses convenient operation can carry out ejecting through mould self die sinking with the plastic part after car injection molding production to the loaded down with trivial details and danger of piece are got in the manual drawing of patterns have been reduced.

Drawings

FIG. 1 is a schematic structural view of an automatic demolding injection mold for automobile plastic parts, according to the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

fig. 3 is an enlarged view of a portion B in fig. 1.

In the figure: the device comprises an upper die 1, a lower die 2, a die core 3, a transverse plate 4, a pushing rod 5, a connecting plate 6, a baffle 7, a supporting plate 8, a mounting plate 9, a first U-shaped block 10, a second U-shaped block 11, a connecting rod 12, a sliding rod 13, a sliding block 14, a spring 15, a push rod 16, a suction cup 17, a limiting rod 18 and a L-shaped rod 19.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", 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 being 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.

Referring to fig. 1-3, an automatic demolding injection mold for plastic parts of an automobile comprises an upper mold 1 and a lower mold 2, wherein a mold core 3 is fixedly arranged at the top of the lower mold 2, the mold core 3 is arranged for molding the plastic parts, a cavity is arranged inside the lower mold 2 and at the bottom of the mold core 3, a pushing groove is arranged at the bottom of the cavity, ejection holes are arranged at both sides of the mold core 3, and the bottom has been seted up the spread groove, it is convenient for ejecting to moulding to set up the ejecting hole, the through-hole has been seted up to the both ends of lower mould 2 and the bottom that is located the cavity, two through-hole inside are provided with ejection mechanism, the below of lower mould 2 is provided with diaphragm 4, the fixed catch bar 5 that is equipped with in top of diaphragm 4, the top of catch bar 5 is passed lower mould 2 and is fixed and be equipped with connecting plate 6, the below of mould benevolence 3 is equipped with the baffle 7 of two symmetries, two baffles 7 are located the bottom of ejecting hole, be provided with the mechanism that opens and.

The fixed backup pad 8 that is equipped with two symmetries in bottom of lower mould 2, first logical groove has all been seted up to the inside of two backup pads 8, the common fixed mounting panel 9 that is equipped with in bottom of two backup pads 8, the mechanism that opens and shuts includes two first U-shaped pieces 10, two first U-shaped pieces 10 respectively with the top both ends fixed connection of connecting plate 6, the bottom of two baffles 7 is all fixed and is equipped with second U-shaped piece 11, first U-shaped piece 10 and second U-shaped piece 11 all rotate jointly through the pivot and are connected with connecting rod 12.

The cell wall of spread groove transversely is fixed and is equipped with slide bar 13, and the both ends of slide bar 13 all slide and cup joint slider 14, the bottom of two sliders 14 respectively with the top fixed connection of two baffles 7, and slide bar 13's pole wall has cup jointed spring 15, and spring 15's both ends respectively with two slider 14 fixed connection, set up spring 15 accessible spring 15's elasticity compression answer and make baffle 7 resume to initial position after work is accomplished.

The ejection mechanism comprises two ejector rods 16 symmetrically arranged, the two ejector rods 16 are located in the through holes, the tops of the two ejector rods 16 are fixedly provided with suckers 17, the tops of the suckers 17 are in contact connection with the bottoms of the baffle plates 7, limiting sliding grooves are formed in the two sides of the through holes, limiting rods 18 are fixedly arranged on the two sides of the rod walls of the ejector rods 16, the rod walls of the limiting rods 18 are in contact connection with the groove walls of the limiting sliding grooves, second through grooves are formed in the lower ends of the two ejector rods 16, the two ends of the transverse plate 4 penetrate through the first through grooves and the second through grooves respectively, the side walls of the transverse plate are in contact connection with the groove walls of the first through grooves and the second through grooves respectively, the first through grooves and the second through grooves are arranged to limit the movement of the transverse plate 4, the transverse plate 4 is prevented from freely sliding in the use process, L-shaped rods.

In the utility model, when demoulding and taking a plastic part after the production of the automobile plastic part is finished, the upper die 1 is separated from the lower die 2 by the starting of the injection molding machine, so that the upper die 1 drives the L-shaped rod 19 and the transverse plate 4 to move upwards, the transverse plate 4 moves upwards to push the push rod 5 to move upwards, so that the connecting plate 6 moves upwards and pushes the two first U-shaped blocks 10, the two baffles 7 are mutually close by the first U-shaped blocks 10 under the action of the connecting rod 12 and the second U-shaped block 11, the two sliders 14 move and close when the two baffles 7 are mutually close to each other, so as to extrude the spring 15 and separate the two baffles 7 from the suction disc 17, the transverse plate 4 continuously contacts the groove top of the second through groove in the upward moving process and pushes the two ejector rods 16, so that the ejector rods 16 pass through the ejecting holes and contact and eject the plastic part, thereby facilitating the automatic demoulding of the plastic part when the upper die 1 and the lower die 2 of the injection, the danger of manual demoulding is reduced.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An automatic demoulding injection mold for automobile plastic parts comprises an upper mold (1) and a lower mold (2), and is characterized in that a mold core (3) is fixedly arranged at the top of the lower mold (2), a cavity is formed in the lower mold (2) and positioned at the bottom of the mold core (3), a pushing groove is formed in the bottom of the cavity, ejection holes are formed in two sides of the mold core (3), a connecting groove is formed in the bottom of the mold core, through holes are formed in two ends of the lower mold (2) and positioned at the bottom of the cavity, ejection mechanisms are arranged in the two through holes, a transverse plate (4) is arranged below the lower mold (2), a pushing rod (5) is fixedly arranged at the top of the transverse plate (4), the top of the pushing rod (5) penetrates through the lower mold (2) and is fixedly provided with a connecting plate (6), two symmetrical baffle plates (7) are arranged below the mold, the two baffles (7) are positioned at the bottom of the ejection hole, and an opening and closing mechanism is arranged between the baffles (7) and the connecting plate (6).

2. The injection mold for the automatically demolding plastic parts of the automobile as claimed in claim 1, wherein two symmetrical support plates (8) are fixedly arranged at the bottom of the lower mold (2), a first through groove is formed in each of the two support plates (8), and a mounting plate (9) is fixedly arranged at the bottom of each of the two support plates (8).

3. The injection mold for the plastic parts of the automobile with the automatic demolding function as claimed in claim 1, wherein the opening and closing mechanism comprises two first U-shaped blocks (10), the two first U-shaped blocks (10) are respectively and fixedly connected with two ends of the top of the connecting plate (6), the bottom of each baffle plate (7) is fixedly provided with a second U-shaped block (11), and the first U-shaped block (10) and the second U-shaped block (11) are both connected with the connecting rod (12) through a shaft pin in a co-rotating mode.

4. The injection mold for the auto-demolding automotive plastic part, as claimed in claim 1, wherein a sliding rod (13) is transversely fixed on a groove wall of the connecting groove, sliding blocks (14) are slidably sleeved on both ends of the sliding rod (13), bottoms of the two sliding blocks (14) are respectively fixedly connected with tops of the two baffles (7), a spring (15) is sleeved on a rod wall of the sliding rod (13), and both ends of the spring (15) are respectively fixedly connected with the two sliding blocks (14).

5. The injection mold for the automatic demolding plastic parts of the automobile as claimed in claim 1, wherein the ejection mechanism comprises two symmetrically-arranged ejector rods (16), the two ejector rods (16) are located in the through hole, the top of each ejector rod is fixedly provided with a suction cup (17), the top of each suction cup (17) is in contact connection with the bottom of the baffle (7), the through hole is provided with a limiting sliding groove on both sides, the ejector rod (16) is fixedly provided with a limiting rod (18) on both sides of the rod wall, the rod wall of each limiting rod (18) is in contact connection with the groove wall of the corresponding limiting sliding groove, and the lower ends of the two ejector rods (16) are provided with second through grooves.

6. The injection mold for the plastic parts of the automobile with the automatic demolding function as claimed in claim 1, wherein two ends of the transverse plate (4) respectively penetrate through the first through groove and the second through groove, the side walls of the transverse plate are respectively in contact connection with the groove walls of the first through groove and the second through groove, the two sides of the top of the transverse plate (4) are respectively and fixedly provided with an L-shaped rod (19), and the other end of each L-shaped rod (19) is fixedly connected with the lower end of the side wall of the upper mold (1).