CN212498736U

CN212498736U - Automobile antenna injection mold

Info

Publication number: CN212498736U
Application number: CN202020843283.7U
Authority: CN
Inventors: 梁余保
Original assignee: Henda Precision Industry Ltd
Current assignee: Henda Precision Industry Ltd
Priority date: 2020-05-19
Filing date: 2020-05-19
Publication date: 2021-02-09
Anticipated expiration: 2030-05-19

Abstract

The utility model relates to an injection mold technical field specifically is an automobile antenna injection mold, which comprises a fixing plate and i, there is the pneumatic cylinder left side of fixed plate through bolted connection, the output of pneumatic cylinder runs through the inside and threaded connection of fixed plate has the fore-set, the left side welding of die plate has the arm-tie, the inside of die plate is provided with mold core mechanism, there is the material receiving plate bottom of die plate through bolted connection, there is the fixed die plate on the surface of guide pillar through bolted connection, the inside of fixed die plate is provided with cooling device, the injecting glue mouth has been seted up on the right side of fixed die plate. This car antenna injection mold through designing into three of two kinds of shapes with whole mold core, when the mould top is tight, realizes the mold core compound die, scatters during the demolding, and the diameter reduces, realizes that the relative diameter of whole mold core can reduce to can be fine to attaching to taking off that the product on the mold core is better made, reduce the damage of product, realize the quick demolding effect of product.

Description

Automobile antenna injection mold

Technical Field

The utility model relates to an injection mold technical field specifically is an automobile antenna injection mold.

Background

With the development of science and technology and the improvement of automobile technology, automobile manufacturing is more and more subdivided, the requirements on safety performance and accessories of each part of an automobile are higher and higher, the number of fine parts is higher and higher, and the precision of each accessory product is higher and higher.

The antenna of the automobile is an automobile accessory newly produced in the near modern day, and because the length of a plastic pipe is long or short in the injection molding process of the automobile antenna, when an injection mold is used for injection molding, a plurality of mold cores are usually in a mold cavity, a product is attached to the surface of the mold core, so that the product is difficult to demould in the demould process and is adhered to the mold core, and the product is manually removed by force, so that the product can be damaged, and the production quality of the product is reduced. In view of this, we propose an automobile antenna injection mold

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automobile antenna injection mold to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an automobile antenna injection mold, includes the fixed plate, there is the pneumatic cylinder left side of fixed plate through bolted connection, there is the fore-set the inside and threaded connection of output run through the fixed plate of pneumatic cylinder, there is the guide pillar right side of fixed plate through bolted connection, the surperficial sliding connection of guide pillar has the ejector plate, the left side welding of ejector plate has the arm-tie, the inside of ejector plate is provided with mold core mechanism, there is the material receiving plate bottom of ejector plate through bolted connection, there is the fixed die plate on the surface of guide pillar through bolted connection, the inside of fixed die plate is provided with cooling device, the injecting glue mouth has been seted up on the right side.

Preferably, the right end of the top column is in threaded connection with a pull column, the right end of the pull column is welded with a circular plate, the surface of the pull column is connected with a pull disc in a sliding mode, the pull disc is located inside the pull plate, a pull groove is formed in the pull disc, the surface of the circular plate is connected to the inner wall of the pull groove in a sliding mode, and the right side of the pull disc is connected with a fixed column through a bolt.

Preferably, the mold core mechanism is including pushing up the core, first V type groove and second V type groove have been seted up on the surface of pushing up the core, the inner wall sliding connection in first V type groove has half limit mould, the inner wall sliding connection in second V type groove has side limit mould, bolted connection is passed through at the right-hand member of fixed column to the left end of pushing up the core.

Preferably, the number of the side dies and the number of the half dies are three, the three side dies and the three half dies are distributed in a circular array mode by taking the circle center of the ejection core as a symmetry axis, the ejection core is conical in structure, and the inclination of the bottom surface of the first V-shaped groove is smaller than that of the bottom surface of the second V-shaped groove.

Preferably, the cooling device comprises a cooling pipe, one end of the cooling pipe is in threaded connection with an input pipe, the other end of the cooling pipe is in threaded connection with an output pipe, and the right ends of the input pipe and the output pipe are in threaded connection with a joint.

Preferably, the structure of the cooling pipe is in a spiral shape, the circle center of the cooling pipe is the same as the circle center of the die cavity, and the cooling pipe is located inside the fixed die plate.

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

1. this car antenna injection mold, when removing through the core that pushes up, under the effect in V type groove, the side mould is greater than the inclined plane angle in first V type groove because the inclined plane angle in second V type groove, at first the side mould can contract to the inside in half side mould, later the side mould is under the effect in first V type groove, can contract, through designing into three of two kinds of shapes with whole mold core, when the mould top is tight, realize the mold core compound die, scatter during the demolding, the diameter reduces, the relative diameter that realizes whole mold core can reduce, thereby can be fine to taking off better the product on the attached mold core, reduce the damage of product, realize the quick demolding effect of product.

2. This car antenna injection mold through to input pipe inlet tube, pours into the cooling water into, and the cooling water can flow to the output tube through the cooling tube, and the cooling tube designs round the surface of die cavity for the inside of die cavity can be fine continuously cool down, makes the product design, thereby reaches and can provide fine cooling effect to the product at the in-process of moulding plastics.

Drawings

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

fig. 2 is a schematic view of the internal cross-sectional structure of the middle top form of the present invention;

fig. 3 is a schematic view of a middle mold core mechanism of the present invention;

fig. 4 is a schematic view of the cooling device of the present invention.

In the figure: 1. a fixing plate; 2. a hydraulic cylinder; 3. a top template; 4. fixing a template; 5. a mold core mechanism; 51. side molds; 52. a core; 53. half-edge die; 54. a first V-shaped groove; 55. a second V-shaped groove; 6. a guide post; 7. a cooling device; 71. a cooling tube; 72. an input tube; 73. an output pipe; 74. a joint; 8. a material collecting plate; 9. a top pillar; 91. pulling the column; 92. pulling the disc; 93. a circular plate; 94. groove drawing; 95. fixing a column; 10. pulling a plate; 11. and (6) a glue injection port.

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. 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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", 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 to simplify the description, but do not indicate or imply that the device or element 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.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Example 1

The utility model provides an automobile antenna injection mold, as shown in fig. 1-3, including fixed plate 1, there is pneumatic cylinder 2 on the left side of fixed plate 1 through bolted connection, there is a fore-set 9 in the inside and threaded connection that the output of pneumatic cylinder 2 runs through fixed plate 1, there is guide pillar 6 on the right side of fixed plate 1 through bolted connection, there is ejector plate 3 in the surperficial sliding connection of guide pillar 6, the left side welding of ejector plate 3 has arm-tie 10, the inside of ejector plate 3 is provided with mold core mechanism 5, there is material receiving plate 8 bottom of ejector plate 3 through bolted connection, there is fixed die plate 4 on the surface of guide pillar 6 through bolted connection, the inside of fixed die plate 4 is provided with cooling device 7, injecting glue mouth.

In this embodiment, the right-hand member threaded connection of fore-set 9 has the post 91 of drawing, the right-hand member welding of drawing post 91 has the plectane 93, the sliding surface connection of drawing post 91 has the drawing disk 92, drawing disk 92 is located the inside of arm-tie 10, drawing disk 92's inside has seted up the kerve 94, the sliding surface connection of plectane 93 is at the inner wall of kerve 94, drawing disk 92's right side has fixed column 95 through bolted connection, 2 stimulations of pneumatic cylinder then can make the post 91 of drawing, the removal of the whole mold core mechanism 5 of control, realize the function of die sinking.

Further, mold core mechanism 5 is including top core 52, first V type groove 54 and second V type groove 55 have been seted up on top core 52's surface, the inner wall sliding connection of first V type groove 54 has half limit mould 53, the inner wall sliding connection of second V type groove 55 has side mould 51, bolted connection is passed through at the right-hand member of fixed column 95 at top core 52's left end, when top core 52 removes, under the effect in V type groove, side mould 51 is greater than the inclined plane angle in first V type groove 54 because the inclined plane angle in second V type groove 55, at first side mould 51 can contract to half limit mould 53's inside, later side mould 51 is under the effect in first V type groove 54, can contract, the relative diameter of whole mold core can reduce, thereby can be fine to attaching to taking off of the product on the mould core better.

Furthermore, the number of the side dies 51 and the half dies 53 is three, the three side dies 51 and the half dies 53 are distributed in a circular array mode by taking the circle center of the top core 52 as a symmetry axis, the structure of the top core 52 is conical, the bottom slope of the first V-shaped groove 54 is smaller than that of the second V-shaped groove 55, the side dies 51 shrink to the inside of the half dies 53 firstly because the slope angle of the second V-shaped groove 55 is larger than that of the first V-shaped groove 54, and then the half dies 53 shrink, so that the effect of shrinking and withdrawing the dies is achieved.

Example 2

As shown in fig. 4, the cooling device 7 includes a cooling pipe 71, an input pipe 72 is connected to one end of the cooling pipe 71 through a screw, an output pipe 73 is connected to the other end of the cooling pipe 71 through a screw, and joints 74 are connected to both right ends of the input pipe 72 and the output pipe 73 through screws, so that cooling water is injected by connecting the input pipe 72 to a water pipe, and the cooling water flows out to the output pipe 73 through the cooling pipe 71.

In this embodiment, the structure of cooling tube 71 is the helical shape, and the centre of a circle of cooling tube 71 is the same with the centre of a circle position of die cavity, and cooling tube 71 is located the inside of fixed die plate 4, and cooling tube 71 designs round the surface of die cavity for the inside of die cavity can be fine continuously cool down, makes the product design, improves better cooling effect.

When the automobile antenna injection mold of the utility model is used, hot melt plastic is injected into the inside of the glue injection port 11, the hot melt plastic enters the mold cavity and then is connected with the water pipe through the input pipe 72, cooling water is injected, the cooling water flows out to the output pipe 73 through the cooling pipe 71, the cooling pipe 71 is designed around the outer surface of the mold cavity, so that the inside of the mold cavity can be well and continuously cooled, a product is shaped, then the hydraulic cylinder 2 retreats from the cylinder, the top template 3 is pulled out, the whole mold core mechanism 5 is pulled out simultaneously, when the top pillar 9 is contacted with the fixed plate 1, the top template 3 and the hydraulic cylinder 2 are continuously pulled, the pull pillar 91 is pulled to drive the fixed pillar 95 to pull, the top core 52 moves leftwards, when the top core 52 moves, under the action of the V-shaped groove, the side mold 51 is larger than the bevel angle of the first V-shaped groove 54 because the bevel angle of the second V-shaped groove 55, the side mold 51 can shrink, then the side die 51 can shrink under the effect of the first V-shaped groove 54, the relative diameter of the whole die core can be reduced, and therefore the product attached to the die core can be well taken down.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an automobile antenna injection mold, includes fixed plate (1), its characterized in that: the die comprises a fixed plate (1), a hydraulic cylinder (2) is connected to the left side of the fixed plate (1) through a bolt, an output end of the hydraulic cylinder (2) penetrates through the inside of the fixed plate (1) and is in threaded connection with a top column (9), a guide pillar (6) is connected to the right side of the fixed plate (1) through a bolt, a top template (3) is connected to the surface of the guide pillar (6) in a sliding mode, a pulling plate (10) is welded to the left side of the top template (3), a die core mechanism (5) is arranged inside the top template (3), a material receiving plate (8) is connected to the bottom of the top template (3) through a bolt, a fixed template (4) is connected to the surface of the guide pillar (6) through a bolt, a cooling device (7) is arranged inside the fixed.

2. The automotive antenna injection mold of claim 1, wherein: the right-hand member threaded connection of fore-set (9) has draws post (91), the right-hand member welding of drawing post (91) has plectane (93), the surperficial sliding connection who draws post (91) has drawing dish (92), drawing dish (92) are located the inside of arm-tie (10), drawing groove (94) have been seted up to the inside of drawing dish (92), the surperficial sliding connection of plectane (93) is at the inner wall of drawing groove (94), there is fixed column (95) on the right side of drawing dish (92) through bolted connection.

3. The automotive antenna injection mold of claim 1, wherein: mold core mechanism (5) is including top core (52), first V type groove (54) and second V type groove (55) have been seted up on the surface of top core (52), the inner wall sliding connection in first V type groove (54) has half limit mould (53), the inner wall sliding connection in second V type groove (55) has side limit mould (51), the right-hand member at fixed column (95) is passed through bolted connection to the left end of top core (52).

4. The automotive antenna injection mold of claim 3, wherein: the side dies (51) and the half dies (53) are arranged in three numbers, the three side dies (51) and the half dies (53) are distributed in a circular array mode by taking the circle center of the top core (52) as a symmetry axis, the structure of the top core (52) is conical, and the inclination of the bottom surface of the first V-shaped groove (54) is smaller than that of the second V-shaped groove (55).

5. The automotive antenna injection mold of claim 1, wherein: cooling device (7) is including cooling tube (71), the one end threaded connection of cooling tube (71) has input tube (72), and the other end threaded connection of cooling tube (71) has output tube (73), the equal threaded connection of right-hand member of input tube (72) and output tube (73) has joint (74).

6. The automotive antenna injection mold of claim 5, wherein: the structure of the cooling pipe (71) is spiral, the circle center of the cooling pipe (71) is the same as the circle center of the die cavity, and the cooling pipe (71) is located inside the fixed die plate (4).