CN223085302U - Injection mold for wire holder - Google Patents

Abstract

The application relates to a wire holder injection mold, which is applied to the field of molds and comprises an upper mold and a lower mold, wherein a plurality of upper cavities matched with an upper support are formed on the surface of the upper mold facing the lower mold, a plurality of lower cavities matched with a lower base are formed on the surface of the lower mold facing the upper mold, the plurality of upper cavities are connected with the corresponding plurality of lower cavities to form a plurality of cavities, inserting rods are arranged between the adjacent cavities, the inserting rods are arranged in the lower mold and are connected with the lower mold in a sliding manner, and a driving unit for driving the inserting rods to slide synchronously is arranged on the lower mold. The application has the technical effects that the upper die is far away from the lower die, the insert rod synchronously slides along with the movement of the upper die towards the direction far away from the die cavities through the driving unit until the insert rod is separated from the space between the two die cavities, the limit of the insert rod on the lower cavity is reduced, the lower base injection molded in the lower cavity is convenient for demoulding, and after the upper die is separated from the lower die, the upper support is exposed, the finished product of the wire holder is convenient to take out, and the production efficiency is improved.

Description

Injection mold for wire holder

Technical Field

The application relates to the technical field of molds, in particular to a wire holder injection mold.

Background

Injection molding is an important tool for producing plastic products by injecting molten plastic material into a mold and performing processes such as pressurizing and cooling to finally form plastic products of a desired shape.

When the wire holder is produced, the wire holder is generally molded by integrally injection molding by a mold, referring to fig. 1, the wire holder comprises a lower base 21 and an upper support 22, an injection molding groove matched with the lower base 21 is formed in the mold by the wire holder injection mold in the prior art, injection molding liquid is injected into the injection molding groove, and a finished wire holder product is taken out after the injection molding liquid is cured and molded.

Above-mentioned mode of moulding plastics is in the use, and lower base closely gomphosis is in the inslot of moulding plastics, and the terminal connection seat finished product is inconvenient for taking out, leads to production efficiency low.

Disclosure of Invention

In order to help solve the problems that in the related art, in the use process of a wire holder injection mold, a lower base is difficult to demould, a wire holder finished product is inconvenient to take out, and the production efficiency is low, the wire holder injection mold provided by the application adopts the following technical scheme that the wire holder injection mold comprises an upper mold and a lower mold, wherein a plurality of upper cavities matched with an upper support are formed on the surface of the upper mold facing the lower mold, a plurality of lower cavities matched with the lower base are formed on the surface of the lower mold facing the upper mold, a plurality of upper cavities are connected with a plurality of corresponding lower cavities to form a plurality of cavities, inserting rods are arranged between adjacent cavities, the inserting rods are arranged in the lower mold and are connected with the lower mold in a sliding manner, and a driving unit for driving the inserting rods to slide synchronously is arranged on the lower mold.

In a specific implementation mode, the driving unit comprises an inclined column arranged on the upper die, a chute is formed in the surface, facing the upper die, of the lower die, a sliding block is connected in the chute in a sliding mode, a plurality of inserting rods are arranged on the sliding block, inclined holes matched with the inclined column are formed in the surface, facing the upper die, of the sliding block, the inclined column penetrates through the inclined holes, a first limiting component used for limiting the length direction position of the sliding block is arranged in the chute, and a second limiting component used for limiting the width direction position of the sliding block is arranged on the upper die.

In a specific embodiment, the first limiting assembly includes two limiting seats disposed on the lower mold, and the slider is disposed between and in contact with the two limiting seats.

In a specific implementation manner, the second limiting component comprises a plug-in block arranged on the surface of the upper die, facing the lower die, the surface of the sliding block, facing away from the cavity, is provided with an inclined block, the surface of the plug-in block, facing the cavity, is provided with an inclined groove matched with the inclined block, and the inclined block is plugged in the inclined groove.

In a specific embodiment, the inclined block is provided with a buffer pad on the face facing the inclined slot, said buffer pad being held against between the plug block and the slider.

In a specific implementation mode, the buffer pad is penetrated with a mounting bolt, the surface of the sliding block facing the buffer pad is provided with a mounting groove matched with the mounting bolt, and the mounting bolt is in threaded connection with the mounting groove.

In a specific implementation mode, a guide plate is arranged in the upper die, a flow plastic channel is arranged in the guide plate, a feed pipe and a discharge pipe which are communicated with the flow plastic channel are arranged on the guide plate, and the output ends of the discharge pipes are communicated with a plurality of cavities.

In a specific embodiment, the end of the feed pipe facing away from the lower die is provided with a feed hopper.

In a specific implementation mode, the surface of the upper die, which faces the lower die, is provided with a guide post, the lower die is provided with a guide groove matched with the guide post, and the guide post is inserted in the guide groove.

In a specific embodiment, the lower die is bolted with a locking block, and an end of the locking block remote from the lower die is bolted to the upper die.

In summary, the application has the following beneficial technical effects that when the wire holder is required to be produced by injection molding, injection molding liquid is injected into the cavity, after the injection molding liquid in the cavity is cooled and solidified, the upper die is far away from the lower die, and the insert rod synchronously slides along with the movement of the upper die in the direction far away from the cavity through the driving unit until the insert rod is separated from the space between the two cavities, so that the limit of the insert rod on the lower cavity is reduced, the lower base injection molded in the lower cavity is convenient to demold, and after the upper die is separated from the lower die, the upper support is exposed, the finished wire holder product is convenient to take out, and the production efficiency is improved.

Drawings

Fig. 1 is a schematic structural view of a wire holder in the related art.

Fig. 2 is a schematic overall structure of an embodiment of the present application.

Fig. 3 is a schematic structural view of a baffle according to an embodiment of the present application.

Fig. 4 is a schematic view of a structure for embodying a lower chamber in an embodiment of the present application.

Fig. 5 is a schematic view of a structure for embodying the plunger according to the embodiment of the present application.

Fig. 6 is a schematic view of a structure for embodying an inclined groove in the embodiment of the present application.

The device comprises the following components of a reference numeral 1, an upper die, a lower cavity, a 4, an inserting rod, a 5, an inclined column, a 6, a chute, a 7, a sliding block, an 8, an inclined hole, a 9, a limit seat, a 10, an inserting block, a 11, an inclined block, a 12, an inclined groove, a 13, a buffer cushion, a 14, a mounting bolt, a 15, a guide plate, a 16, a feeding pipe, a 17, a feeding funnel, a 18, a guide pillar, a 19, a guide groove, a 20, an anti-loose block, a 21, a lower base, a 22 and an upper support.

Detailed Description

The application is described in further detail below with reference to fig. 2-6.

The embodiment of the application discloses an injection mold for a wire holder.

Referring to fig. 2 and 3, the injection mold for the wire holder comprises an upper mold 1 and a lower mold 2, wherein a plurality of upper cavities matched with the upper support 22 in size are formed on the surface of the upper mold 1 facing the lower mold 2, a plurality of lower cavities 3 matched with the lower base 21 in size are formed on the surface of the lower mold 2 facing the upper mold 1, and the plurality of upper cavities are connected with the corresponding plurality of lower cavities 3 to form a plurality of cavities, and the upper cavities and the lower cavities 3 in the same cavity are positioned on the same straight line in the vertical direction in the embodiment of the application.

Referring to fig. 2 and 3, a guide plate 15 is arranged in the upper die 1, a flow plastic channel is arranged in the guide plate 15, a feed pipe 16 and a discharge pipe which are communicated with the flow plastic channel are arranged on the guide plate 15, a feed hopper 17 is arranged at one end of the feed pipe 16, which is away from the lower die 2, the feed hopper 17 is positioned at the top of the upper die 1, the open end of the feed hopper 17 is upwards arranged, the feed hopper 17 has a converging effect on injection molding liquid, the efficiency of the injection molding liquid entering the feed pipe 16 is improved, and the output end of the discharge pipe is communicated with a plurality of cavities. Therefore, the injection molding liquid flows in from the feeding pipe 16, flows out of the discharging pipe through the flow channel in the guide plate 15, is split and then is injected into a plurality of cavities, the guide plate 15 plays a guiding role on the injection molding liquid, the efficiency of the injection molding liquid flowing into the plurality of cavities is improved, and the injection molding production of a plurality of terminal block finished products is conveniently realized.

Referring to fig. 2 and 3, a cylindrical guide post 18 is fixedly connected to the surface of the upper die 1 facing the lower die 2, and a circular guide slot 19 with a size matching that of the guide post 18 is formed in the lower die 2. Therefore, when the guide posts 18 are inserted into the guide grooves 19 and are inserted into place, the upper cavity of the upper die 1 corresponds to the lower cavity 3 of the lower die 2, so that the upper die 1 is convenient to mount on the lower die 2. When an operator needs to lift the upper die 1 to take out the finished product of the formed wire holder, the guide post 18 moves along the direction of the guide slot 19, the guide slot 19 plays a limiting role on the position of the guide post 18, and the stability when the upper die 1 is lifted is improved.

Referring to fig. 2 and 3, a locking block 20 is bolted to the lower die 2, one end of the locking block 20, which is far away from the lower die 2, is bolted to the upper die 1, and an operator removes the locking block 20 by means of bolt removal before demoulding. Therefore, when the upper die 1 and the lower die 2 are attached to make the wire holder in the molding process, the anti-loose block 20 tightly attaches the upper die 1 and the lower die 2, so that the possibility that the wire holder is accidentally separated from the upper die 1 and the lower die 2 under the action of external force in the injection molding process is reduced, and the connection stability of the upper die 1 and the lower die 2 is improved.

Referring to fig. 4, 5 and 6, insert rods 4 are arranged between adjacent cavities, two end faces of the insert rods 4 facing the cavities are both partially located in the cavities, a plurality of insert rods 4 are all arranged in the lower die 2 and are connected with the lower die 2 in a sliding mode, and a driving unit for driving the insert rods 4 to slide synchronously is arranged on the lower die 2. Therefore, when the wire holder is required to be produced by injection molding, injection molding liquid is injected into the cavity, after the injection molding liquid in the cavity is cooled and solidified, the upper die 1 is far away from the lower die 2, and the insert rod 4 synchronously slides along with the lifting of the upper die 1 towards the direction far away from the cavity until the insert rod 4 is separated from between the two cavities, so that the limit of the insert rod 4 on the lower cavity 3 is reduced, the lower base 21 of the injection molding in the lower cavity 3 is convenient to demould, after the upper die 1 leaves the lower die 2, the upper support 22 is exposed, the wire holder finished product is convenient to take out, and the production efficiency is improved.

Referring to fig. 4, 5 and 6, the drive unit is including setting up the inclined strut 5 of last mould 1, the spout 6 has been seted up on the face of lower mould 2 towards last mould 1, sliding connection has slider 7 in the spout 6, a plurality of inserted bars 4 set up on slider 7, the inclined hole 8 that matches with the inclined strut 5 size has been seted up on the face of slider 7 towards last mould 1, peg graft in lower mould 2 after the inclined strut 5 passes through inclined hole 8, be equipped with in the spout 6 and be used for carrying out spacing first spacing subassembly to slider 7 length direction position, be equipped with on the upper mould 1 and be used for carrying out spacing second spacing subassembly to slider 7 width direction position.

Therefore, when the operator lifts the upper die 1, the upper die 1 drives the inclined column 5 to synchronously lift, and as the inclined column 5 passes through the inclined hole 8 and is inserted into the lower die 2, the inclined column 5 moves and simultaneously drives the slide block 7 to synchronously slide, so that the slide block 7 and the inserted rod 4 synchronously slide along with the lifting of the upper die 1 in a direction away from the die cavities until the inserted rod 4 is separated from between the two die cavities, the limit of the inserted rod 4 to the lower cavity 3 is reduced, and the lower base 21 of injection molding in the lower cavity 3 is convenient for demoulding.

Referring to fig. 4 and 5, the first limiting assembly includes two limiting seats 9 provided on the lower die 2, and the slider 7 is positioned between the two limiting seats 9 and is in contact with the two limiting seats 9, respectively. Therefore, the two limiting seats 9 play a limiting role on the sliding position of the sliding block 7, so that the possibility of position deviation in the sliding process of the sliding block 7 is reduced, and the sliding stability of the sliding block 7 is improved.

Referring to fig. 4 and 5, the second limiting component comprises a plugging block 10 connected with the surface of the upper die 1 facing the lower die 2 through bolts, an inclined block 11 is fixedly connected with the surface of the sliding block 7 facing away from the die cavity, an inclined groove 12 matched with the inclined block 11 in size is formed in the surface of the plugging block 10 facing the die cavity, the inclined block 11 is plugged into the inclined groove 12, and in the embodiment of the application, the inclined directions of the inclined block 11, the inclined groove 12 and the inclined column 5 are consistent. Therefore, when the upper die 1 gradually descends to fit the lower die 2, the inclined block 11 is inserted into the inclined groove 12, and the insertion block 10 pushes the sliding block 7 to slide in the descending process of the upper die 1, so that the insertion rod 4 on the sliding block 7 synchronously slides towards the direction of the die cavities along with the descending of the upper die 1, and the insertion rod 4 is inserted between the two die cavities.

Referring to fig. 4 and 5, the surface of the inclined block 11 facing the inclined groove 12 is provided with a buffer pad 13, the buffer pad 13 is abutted between the plug block 10 and the sliding block 7, and the buffer pad 13 plays a role in damping and buffering, so that the abrasion degree of the contact surface of the plug block 10 and the sliding block 7 is reduced, and the service lives of the plug block 10 and the sliding block 7 are prolonged. The mounting bolts 14 are arranged on the buffer pads 13 in a penetrating manner, the surface, facing the buffer pads 13, of the sliding blocks 7 is provided with mounting grooves matched with the size of the mounting bolts 14, the mounting bolts 14 are in threaded connection in the mounting grooves, the mounting bolts 14 in the embodiment of the application are inner hexagon countersunk head screws, the end parts of the mounting bolts 14 are lower than the end faces, facing away from the sliding blocks 7, of the buffer pads 13, the possibility that the mounting bolts 14 interfere with the plug-in blocks 10 is reduced, and operators can detach the buffer pads 13 from the sliding blocks 7 in a bolt detaching manner, so that subsequent replacement is facilitated.

The embodiment of the application has the implementation principle that when the wire holder is required to be produced by injection molding, injection molding liquid is injected into a cavity, after the injection molding liquid in the cavity is cooled and solidified, the upper die 1 is lifted, the upper die 1 is far away from the lower die 2, the upper die 1 drives the inclined column 5 to synchronously lift, and the inclined column 5 is inserted into the lower die 2 after passing through the inclined hole 8, and simultaneously drives the sliding block 7 to synchronously slide, so that the sliding block 7 and the inserted rod 4 synchronously slide along with the lifting of the upper die 1 towards the direction far away from the cavity until the inserted rod 4 is separated from the space between the two cavities, thereby reducing the limit of the inserted rod 4 on the lower cavity 3, facilitating the demoulding of the lower base 21 injection molded in the lower cavity 3, and facilitating the taking out of a finished wire holder product due to the fact that the upper support 22 is exposed after the upper die 1 is separated from the lower die 2, and improving the production efficiency.

The present embodiment is only for explanation of the present invention and is not to be construed as limiting the present invention, and modifications to the present embodiment, which may not creatively contribute to the present invention as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present invention.

Claims (10)

1. The wire holder injection mold is characterized by comprising an upper mold (1) and a lower mold (2), wherein a plurality of upper cavities matched with an upper support (22) are formed in the surface of the upper mold (1) facing the lower mold (2), a plurality of lower cavities (3) matched with a lower base (21) are formed in the surface of the lower mold (2) facing the upper mold (1), a plurality of upper cavities are connected with a plurality of corresponding lower cavities (3) to form a plurality of cavities, inserting rods (4) are arranged between adjacent cavities, a plurality of inserting rods (4) are arranged in the lower mold (2) and are connected with the lower mold (2) in a sliding mode, and a driving unit for driving the inserting rods (4) to slide synchronously is arranged on the lower mold (2).

2. The wire holder injection mold according to claim 1, wherein the driving unit comprises an inclined column (5) arranged on the upper mold (1), a sliding groove (6) is formed in the surface, facing the upper mold (1), of the lower mold (2), a sliding block (7) is slidably connected in the sliding groove (6), a plurality of inserting rods (4) are arranged on the sliding block (7), inclined holes (8) matched with the inclined column (5) are formed in the surface, facing the upper mold (1), of the sliding block (7), the inclined column (5) penetrates through the inclined holes (8), a first limiting component used for limiting the length direction position of the sliding block (7) is arranged in the sliding groove (6), and a second limiting component used for limiting the width direction position of the sliding block (7) is arranged on the upper mold (1).

3. The wire holder injection mold according to claim 2, wherein the first limiting assembly comprises two limiting holders (9) arranged on the lower mold (2), and the sliding block (7) is positioned between the two limiting holders (9) and is respectively contacted with the two limiting holders (9).

4. The wire holder injection mold according to claim 2, wherein the second limiting assembly comprises an inserting block (10) arranged on the surface, facing the lower mold (2), of the upper mold (1), an inclined block (11) is arranged on the surface, facing away from the cavity, of the sliding block (7), an inclined groove (12) matched with the inclined block (11) is formed in the surface, facing the cavity, of the inserting block (10), and the inclined block (11) is inserted into the inclined groove (12).

5. The wire holder injection mold according to claim 4, wherein the surface of the inclined block (11) facing the inclined groove (12) is provided with a buffer pad (13), and the buffer pad (13) is abutted between the plug block (10) and the sliding block (7).

6. The wire holder injection mold according to claim 5, wherein the cushion pad (13) is provided with a mounting bolt (14) in a penetrating manner, a surface of the sliding block (7) facing the cushion pad (13) is provided with a mounting groove matched with the mounting bolt (14), and the mounting bolt (14) is in threaded connection in the mounting groove.

7. The wire holder injection mold according to claim 1, wherein a guide plate (15) is arranged in the upper mold (1), a flow plastic channel is arranged in the guide plate (15), a feed pipe (16) and a discharge pipe which are communicated with the flow plastic channel are arranged on the guide plate (15), and the output ends of the discharge pipes are communicated with a plurality of cavities.

8. The wire holder injection mold according to claim 7, wherein a feed hopper (17) is arranged at one end of the feed pipe (16) facing away from the lower mold (2).

9. The wire holder injection mold according to claim 1, wherein the surface of the upper mold (1) facing the lower mold (2) is provided with a guide post (18), the lower mold (2) is provided with a guide groove (19) matched with the guide post (18), and the guide post (18) is inserted into the guide groove (19).

10. The wire holder injection mold according to claim 1, wherein the lower mold (2) is connected with a locking block (20) through bolts, and one end of the locking block (20) away from the lower mold (2) is connected with the upper mold (1) through bolts.