CN209755921U

CN209755921U - Wire harness connector injection mold

Info

Publication number: CN209755921U
Application number: CN201920167881.4U
Authority: CN
Inventors: 陶小龙
Original assignee: Suzhou Longchun Precision Mould Co Ltd
Current assignee: Suzhou Longchun Precision Mould Co Ltd
Priority date: 2019-01-30
Filing date: 2019-01-30
Publication date: 2019-12-10
Anticipated expiration: 2029-01-30

Abstract

The utility model discloses a pencil joint injection mold, the on-line screen storage device comprises a base, the base top is provided with the mount pad, the mount pad top is provided with the lower mould, be provided with the die cavity in the lower mould, the inside bottom of die cavity is provided with ejection mechanism, the base top left and right sides is provided with the lift cylinder of symmetric distribution, the flexible end of lift cylinder is connected with the lifter plate, the lifter plate bottom is provided with the mould, go up directly over the mould is located the lower mould, the utility model discloses guaranteed the inseparable degree of compound die, product quality is good, is convenient for take out behind the product shaping, has avoided the easy problem of damaging the product of traditional ejecting mode.

Description

Wire harness connector injection mold

Technical Field

The utility model relates to a cable production facility technical field specifically is a wire harness joint injection mold.

Background

A wiring harness (circuit group) provides a collection of service devices, such as trunk lines, switching devices, control systems, etc., for a group of load sources. The basic research content of the traffic theory is to research the relationship among traffic volume, call loss and harness capacity, so that the harness is an important basic concept in the traffic theory. The wire harness connector is generally made of plastic and needs to be produced by using an injection mold. However, the existing wire harness joint injection mold has the problems of untight mold closing and difficulty in taking out a product after molding.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pencil joint 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 a pencil joint injection mold, includes the base, the base top is provided with the mount pad, the mount pad top is provided with the lower mould, be provided with the die cavity in the lower mould, the inside bottom of die cavity is provided with ejection mechanism, the base top left and right sides is provided with the lift cylinder of symmetric distribution, the flexible end of lift cylinder is connected with the lifter plate, the lifter plate bottom is provided with the mould, it is located directly over the lower mould to go up the mould.

Preferably, both ends are provided with the extension board of symmetric distribution about going up the mould, the mount pad top is provided with the boss that corresponds with the extension board, the boss top is provided with the sucking disc, the input of sucking disc is connected with the exhaust tube, the one end that the sucking disc was kept away from to the exhaust tube extends to the mount pad outside to connect on the aspiration pump, the aspiration pump is installed on the base top.

Preferably, the air pump is installed on the base top, a plurality of ventholes have been seted up to the inside bottom of die cavity, venthole symmetric distribution is in ejection mechanism's the left and right sides, the installation cavity corresponding with the venthole has been seted up on the mount pad top, install electric putter in the installation cavity, electric putter's flexible end is connected with the closing block, the installation cavity bottom is connected with the intake pipe, the one end that the installation cavity was kept away from to the intake pipe extends to the mount pad outside to be connected on the air pump.

Preferably, the air outlet is in a circular truncated cone shape, the cross-sectional area of the air outlet is gradually increased from top to bottom, and the shape of the sealing block is matched with that of the air outlet.

Preferably, the ejection mechanism comprises an ejection plate, the ejection plate is arranged at the lower end inside the cavity, the bottom end of the ejection plate is connected with a mandril, a containing cavity is formed inside the mounting seat, the bottom end of the mandril extends into the containing cavity and is connected with a sliding plate, a lifting cylinder is arranged inside the containing cavity, the telescopic end of the lifting cylinder is connected with a sliding block, a rack is arranged at the top end of the sliding block, a gear is arranged above the sliding block and is meshed with the rack, the front end of the gear is fixedly connected with a cam through a rotating shaft, and the upper end face of the cam is in contact with the sliding plate.

Preferably, a plurality of return springs which are uniformly distributed are connected between the sliding plate and the top end of the inner part of the accommodating cavity.

Compared with the prior art, the beneficial effects of the utility model are that: after the die is closed, the air suction pump is started to enable the suction disc to generate downward suction force, and the suction disc sucks the extension plate, so that the upper die and the lower die are combined more tightly; after a product is formed and needs to be taken out, an exhaust pump is started, meanwhile, an electric push rod pulls a sealing block to move downwards to expose an air outlet, the exhaust pump works to enable the air outlet to discharge upward air flow, and an air pressure auxiliary ejection mechanism is used for ejecting the product; the shape of the round table is convenient for the sealing block to better seal the air outlet, and injection molding traces at the air outlet are prevented; the sliding block is driven to move by lifting the air cylinder, the rack is used for driving the gear to rotate, so that the cam is driven to rotate for a certain angle, the sliding plate is driven to rise, the ejection plate is driven to rise, and a product is ejected; the reset spring is convenient for the rapid reset of the ejector plate. The utility model discloses guaranteed the inseparable degree of compound die, product quality is good, is convenient for take out after the product shaping, has avoided the easy problem of damaging the product of traditional ejecting mode.

Drawings

FIG. 1 is a schematic structural view of a wire harness connector injection mold;

Fig. 2 is a schematic structural diagram of a position a in an injection mold for a wire harness connector.

In the figure: 1-base, 2-mounting base, 3-lower die, 4-die cavity, 5-ejection mechanism, 6-lifting cylinder, 7-lifting plate, 8-upper die, 9-extension plate, 10-boss, 11-suction cup, 12-suction tube, 13-suction pump, 14-air outlet hole, 15-mounting cavity, 16-electric push rod, 17-sealing block, 18-air inlet tube, 19-air exhaust pump, 20-ejection plate, 21-ejector rod, 22-sliding plate, 23-lifting cylinder, 24-sliding block, 25-rack, 26-gear, 27-rotating shaft, 28-cam and 29-reset spring.

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.

Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a pencil joint injection mold, includes base 1, 1 top of base is provided with mount pad 2, 2 tops of mount pad are provided with lower mould 3, be provided with die cavity 4 in the lower mould 3, the inside bottom of die cavity 4 is provided with ejection mechanism 5, 1 top left and right sides of base is provided with symmetric distribution's lift cylinder 6, the flexible end of lift cylinder 6 is connected with lifter plate 7, 7 bottoms of lifter plate are provided with mould 8, it is located lower mould 3 directly over to go up mould 8, through the lift of 6 drive lifter plate 7 of lift cylinder, accomplishes the die sinking or compound die of mould 8 and lower mould 3.

Go up mould 8's left and right sides both ends and be provided with the extension board 9 of symmetric distribution, 2 tops of mount pad are provided with the boss 10 corresponding with extension board 9, boss 10 tops are provided with sucking disc 11, sucking disc 11's input is connected with exhaust tube 12, the one end that sucking disc 11 was kept away from to exhaust tube 12 extends to 2 outsides of mount pad to connect on aspiration pump 13, aspiration pump 13 is installed on 1 top of base, and after the compound die, start aspiration pump 13, make sucking disc 11 produce decurrent suction, sucking disc 11 attracts extension board 9 to it is inseparabler to make to go up mould 8 and lower mould 3 combination.

Exhaust pump 19 is installed on 1 top of base, a plurality of ventholes 14 have been seted up to the inside bottom of die cavity 4, 14 symmetric distribution of ventholes are in ejection mechanism 5's the left and right sides, installation cavity 15 corresponding with venthole 14 has been seted up on 2 tops of mount pad, install electric putter 16 in the installation cavity 15, electric putter 16's flexible end is connected with closing block 17, installation cavity 15 bottom is connected with intake pipe 18, the one end that installation cavity 15 was kept away from to intake pipe 18 extends to the mount pad 2 outside, and connect on exhaust pump 19, after the product shaping, when needing to take out the product, starts exhaust pump 19, and electric putter 16 stimulates closing block 17 and removes downwards simultaneously, exposes venthole 14, and exhaust pump 19 works, makes venthole 14 discharge ascending air current, utilizes the supplementary ejection mechanism 5 ejecting product of atmospheric pressure.

the venthole 14 is the round platform shape, and from last its cross-sectional area that down increases gradually, the shape and the venthole 14 phase-match of closing block 17, the shape of round platform shape is convenient for closing block 17 and seals venthole 14 betterly, prevents to produce the vestige of moulding plastics in venthole 14 department.

The ejection mechanism 5 comprises an ejection plate 20, the ejection plate 20 is arranged at the lower end inside the cavity 4, the bottom end of the ejection plate 20 is connected with a push rod 21, a containing cavity is formed inside the mounting seat 2, the bottom end of the push rod 21 extends into the containing cavity and is connected with a sliding plate 22, a lifting cylinder 23 is arranged inside the containing cavity, a sliding block 24 is connected to the telescopic end of the lifting cylinder 23, a rack 25 is arranged at the top end of the sliding block 24, a gear 26 is arranged above the sliding block 24, the gear 26 and the rack 25 are meshed and connected, the front end of the gear 26 is fixedly connected with a cam 28 through a rotating shaft 27, the upper end surface of the cam 28 is in contact with the sliding plate 22, the sliding block 24 is driven to move by the lifting cylinder 23, the rack 25 is used for driving the gear 26 to rotate, so as to drive the cam 28 to rotate for a certain angle, thereby driving the sliding plate, and ejecting the product.

A plurality of return springs 29 which are uniformly distributed are connected between the sliding plate 22 and the top end of the inner part of the accommodating cavity, and the return springs 29 are convenient for the ejector plate 20 to quickly return.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a pencil joint injection mold, includes base (1), its characterized in that: the base is characterized in that a mounting seat (2) is arranged at the top end of the base (1), a lower die (3) is arranged at the top end of the mounting seat (2), a cavity (4) is arranged in the lower die (3), an ejection mechanism (5) is arranged at the bottom end inside the cavity (4), lifting cylinders (6) which are symmetrically distributed are arranged on the left side and the right side of the top end of the base (1), a lifting plate (7) is connected to the telescopic end of each lifting cylinder (6), an upper die (8) is arranged at the bottom end of each lifting plate (7), the upper die (8) is positioned right above the lower die (3), symmetrically distributed extension plates (9) are arranged at the left end and the right end of each upper die (8), bosses (10) corresponding to the extension plates (9) are arranged at the top end of the mounting seat (2), suckers (11) are arranged at the top ends of the, one end of the air exhaust pipe (12) far away from the suction disc (11) extends to the outside of the mounting seat (2), is connected with an air pump (13), the air pump (13) is arranged at the top end of the base (1), an exhaust pump (19) is arranged at the top end of the base (1), a plurality of air outlet holes (14) are arranged at the bottom end in the cavity (4), the air outlet holes (14) are symmetrically distributed on the left side and the right side of the ejection mechanism (5), the top end of the mounting seat (2) is provided with a mounting cavity (15) corresponding to the air outlet hole (14), an electric push rod (16) is arranged in the mounting cavity (15), the telescopic end of the electric push rod (16) is connected with a sealing block (17), the mounting chamber (15) bottom is connected with intake pipe (18), the one end that mounting chamber (15) were kept away from in intake pipe (18) extends to the mount pad (2) outside to be connected on air pump (19).

2. The wire harness connector injection mold of claim 1, wherein: the air outlet (14) is in a circular truncated cone shape, the cross section area of the air outlet is gradually increased from top to bottom, and the shape of the sealing block (17) is matched with that of the air outlet (14).

3. The wire harness connector injection mold of claim 1, wherein: ejection mechanism (5) are including liftout plate (20), liftout plate (20) set up at the inside low end of die cavity (4), liftout plate (20) bottom is connected with ejector pin (21), mount pad (2) inside has been seted up and has been held the chamber, the bottom of ejector pin (21) extends to and holds intracavity portion to be connected with slide (22), it has cylinder (23) of lifting up to hold intracavity internally mounted, the flexible end that lifts up cylinder (23) is connected with slider (24), the top of slider (24) is provided with rack (25), slider (24) top is provided with gear (26), gear (26) and rack (25) intermeshing are connected, the front end of gear (26) is through pivot (27) fixed connection cam (28), the up end and the slide (22) of cam (28) contact.

4. The wire harness connector injection mold of claim 3, wherein: a plurality of return springs (29) which are uniformly distributed are connected between the sliding plate (22) and the top end of the inner part of the accommodating cavity.