CN219213885U

CN219213885U - Injection molding device for insulator production

Info

Publication number: CN219213885U
Application number: CN202223233876.XU
Authority: CN
Inventors: 方蓓蕾
Original assignee: Nanjing Aitong Electric Co ltd
Current assignee: Nanjing Aitong Electric Co ltd
Priority date: 2022-12-05
Filing date: 2022-12-05
Publication date: 2023-06-20
Anticipated expiration: 2032-12-05

Abstract

The utility model discloses an injection molding device for insulator production, which belongs to the field of insulator production and comprises a mounting rack, wherein a mounting plate is arranged at the bottom of the mounting rack, a lower die is arranged on the mounting plate, an upper die is arranged above the lower die, protrusions are arranged on one sides of the lower die and the upper die, which are close to each other, umbrella skirt grooves are formed in the protrusions, two ends of a workpiece are respectively arranged on a left plate and a right plate, when the workpiece is arranged, a right hardware is firstly abutted against an inclined surface of a sliding block, so that the sliding block is retracted into a groove, the left hardware is tightly abutted against the left plate through the elasticity of an elastic piece, when the workpiece cannot move leftwards, one sides of the left hardware and the right hardware, which are close to each other, are just leveled with one sides of the left clamping plate and the right clamping plate, and an epoxy cylinder in the workpiece is positioned in the middle of the umbrella skirt die, so that the problem of deviation caused by injection molding is avoided, the production cost is saved, and the production efficiency of the insulator is accelerated.

Description

Injection molding device for insulator production

Technical Field

The utility model belongs to the technical field of insulator production, and particularly relates to an injection molding device for insulator production.

Background

The insulator is a special insulating control part and can play an important role in overhead transmission lines, wherein the insulator mainly comprises an umbrella skirt, an epoxy cylinder and hardware fittings, two ends of the epoxy cylinder are respectively crimped with the hardware fittings in two different shapes, and then a workpiece which is crimped is placed in an injection molding device, so that the umbrella skirt is formed by injection molding.

When the work piece is moulded plastics, the work piece is placed on the bed die, the length between injection part and the two gold utensil is the same, be difficult to guarantee when placing that the epoxy section of thick bamboo in the work piece is located the middle of umbrella skirt mould for the part can be moulded plastics to the gold utensil of epoxy section of thick bamboo one end, and the problem that does not have to mould plastics can appear in the epoxy section of thick bamboo other end, current in order to avoid such problem, through extension mould, increase the length of moulding plastics, make epoxy section of thick bamboo both ends gold utensil be moulded plastics to a part together, repair through the part that subsequently exceeds, the mode not only improves manufacturing cost this moment, and the production efficiency of epoxy section of thick bamboo can be influenced to the finishing process that exceeds, for this reason, a device of moulding plastics that can not appear the deviation when umbrella skirt moulds plastics is proposed.

Disclosure of Invention

The utility model aims to provide an injection molding device for insulator production, which is used for solving the problem that when the injection molding device is placed, an epoxy cylinder in a workpiece is difficult to ensure to be positioned in the middle of an umbrella skirt mold, so that deviation occurs in subsequent injection molding.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an insulator production is with injection molding device, includes the mounting bracket, the bottom of mounting bracket is provided with the mounting panel, install the bed die on the mounting panel, the top of bed die is provided with the mould, one side that bed die and last mould are close to each other all is provided with the arch, be provided with the umbrella skirt groove on the arch, bellied both sides all are connected with the cardboard, one side of bed die is connected with the left board, the opposite side of bed die is connected with the right board, the right board is close to bellied one side and is seted up flutedly, the internal connection of recess has the elastic component, and the slip is provided with the slider in the recess.

Further, the shape of the sliding block is a right trapezoid, a rolling shaft is rotatably arranged on one side, close to the protrusion, of the sliding block, and the inclined surface of the sliding block is upwards arranged.

Further, the shape of mounting bracket is the U type, the both sides of mounting bracket bottom inner wall all are connected with the installation piece, two the spout No. one has all been seted up at the top of installation piece, the mounting panel passes through spout No. one and two installation piece sliding connection.

Further, the motor is installed to one side of mounting bracket, be connected with the axis of rotation on the output shaft of motor, be connected with the gear in the axis of rotation, a plurality of tooth mouth has been seted up to the bottom of mounting panel, the gear passes through tooth mouth and mounting panel meshing connection.

Further, the number of the lower dies is two, and the two lower dies are on the same horizontal plane.

Further, a second sliding groove is formed in the inner wall of the mounting frame, and the upper die is in sliding connection with the mounting frame through a limiting block and the second sliding groove.

Further, an electric push rod is installed at the top of the installation frame, and a pushing shaft of the electric push rod is connected with the top of the upper die.

Further, an arc-shaped groove is formed in the clamping plate, and a sealing piece is connected in the arc-shaped groove.

Furthermore, an injection port is formed in the top of the upper die, and the injection port is communicated with the umbrella skirt groove.

Further, the left plate is provided with a second arc-shaped groove, the right plate is provided with a third arc-shaped groove, and the second arc-shaped groove and the third arc-shaped groove are respectively matched with the left hardware fitting and the right hardware fitting on the workpiece.

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

according to the injection molding device for insulator production, two ends of a workpiece are respectively placed on the left plate and the right plate, when the workpiece is placed, the right hardware is firstly abutted against the inclined plane of the sliding block, so that the sliding block is retracted into the groove, the left hardware is tightly abutted against the left plate through the elastic force of the elastic piece, when the workpiece cannot move left, one side, which is close to each other, of the left hardware and the right hardware is just flush with one side, which is close to each other, of the left clamping plate and the right clamping plate, so that an epoxy cylinder in the workpiece is positioned in the middle of an umbrella skirt mold, the problem that deviation occurs due to placement in injection molding is avoided, the injection molding length is not required to be prolonged, the production cost is saved, and the production efficiency of the insulator is accelerated;

this insulator production is with device of moulding plastics, through the starter motor, the motor drives the axis of rotation, and the axis of rotation drives the gear, and the gear drives the mounting panel through the tooth mouth and carries out back-and-forth movement, and when one bed die injection cooling, another bed die can carry out the material loading, further accelerates the work efficiency of device.

Drawings

Fig. 1 is a perspective view of an injection molding apparatus for insulator production;

fig. 2 is a schematic diagram of a connection structure of upper and lower molds (including a workpiece) in an injection molding device for insulator production;

FIG. 3 is an exploded view of the right plate in the injection molding apparatus for insulator production;

fig. 4 is a bottom view of the mounting plate in the injection molding apparatus for insulator production.

In the figure: 10. a mounting frame; 101. a second chute; 11. a mounting plate; 111. tooth openings; 12. a lower die; 121. a left plate; 1211. a second arc-shaped groove; 122. a right plate; 1221. a groove; 1222. a slide block; 1223. a rolling shaft; 1224. a third arc-shaped groove; 13. an upper die; 131. a limiting block; 132. an injection port; 14. a protrusion; 141. umbrella skirt groove; 15. a clamping plate; 151. a first arc-shaped groove; 152. a seal; 16. an elastic member; 17. a mounting block; 171. a first chute; 18. a motor; 181. a rotating shaft; 182. a gear; 19. an electric push rod; 20. a workpiece; 201. a left hardware fitting; 202. a right hardware fitting; 203. an epoxy cylinder.

Detailed Description

The utility model is further described below with reference to examples.

The following examples are illustrative of the present utility model but are not intended to limit the scope of the utility model. The conditions in the examples can be further adjusted according to specific conditions, and simple modifications of the method of the utility model under the premise of the conception of the utility model are all within the scope of the utility model as claimed.

Referring to fig. 1, the utility model provides an injection molding device for insulator production, which comprises a mounting frame 10, wherein a mounting plate 11 is arranged at the bottom of the mounting frame 10, lower dies 12 are arranged on the mounting plate 11, two lower dies 12 are arranged on the same horizontal plane, the mounting frame 10 is U-shaped, mounting blocks 17 are connected to two sides of the inner wall of the bottom of the mounting frame 10, a first sliding groove 171 is formed in the top of each of the two mounting blocks 17, and the mounting plate 11 is in sliding connection with the two mounting blocks 17 through the first sliding groove 171.

The mounting plate 11 can move back and forth, and when one lower die 12 is used for injection molding or cooling, the other lower die 12 can be used for feeding, so that the working efficiency of the device is improved.

Referring to fig. 1 and 4, a motor 18 is installed on one side of the mounting frame 10, a rotating shaft 181 is connected to an output shaft of the motor 18, a gear 182 is connected to the rotating shaft 181, a plurality of tooth openings 111 are formed in the bottom of the mounting plate 11, and the gear 182 is engaged with the mounting plate 11 through the tooth openings 111.

The motor 18 is started, the motor 18 drives the rotating shaft 181, the rotating shaft 181 drives the gear 182, and the gear 182 drives the mounting plate 11 to move back and forth through the tooth openings 111.

Referring to fig. 1 and 2, an upper mold 13 is disposed above one of the lower molds 12, a second chute 101 is disposed on an inner wall of the mounting frame 10, the upper mold 13 is slidably connected with the mounting frame 10 through a limiting block 131 and the second chute 101, an electric push rod 19 is mounted on a top of the mounting frame 10, and a pushing shaft of the electric push rod 19 is connected with a top of the upper mold 13.

The upper die 13 is controlled to move up and down by the electric push rod 19, so that the upper die 13 is in butt joint with one of the lower dies 12 to form a complete die.

Referring to fig. 1 and 2, a protrusion 14 is disposed on one side of the lower mold 12 and the upper mold 13, which is close to each other, an umbrella skirt groove 141 is disposed on the protrusion 14, an injection opening 132 is disposed on the top of the upper mold 13, and the injection opening 132 is communicated with the umbrella skirt groove 141.

Raw material is injected from the injection port 132, flows into the umbrella skirt groove 141, and is cooled to form an umbrella skirt.

Referring to fig. 1 and 2, two sides of the protrusion 14 are connected with a clamping plate 15, a first arc-shaped groove 151 is formed on the clamping plate 15, and a sealing member 152 is connected to the first arc-shaped groove 151.

Through the cardboard 15 of both sides on last mould 13 and the bed die 12, to left gold utensil 201 and right gold utensil 202 joint, sealing member 152 can improve the leakproofness between left gold utensil 201, right gold utensil 202 and the cardboard 15, prevents that the raw materials from leaking outward.

The left plate 121 is provided with a second arc groove 1211, and the right plate 122 is provided with a third arc groove 1224.

The workpiece 20 is placed by the left plate 121 and the right plate 122 when the workpiece 20 is placed, according to the shapes of the left and

right hardware

201, 202.

Referring to fig. 2 and 3, one side of the lower mold 12 is connected with a left plate 121, the other side of the lower mold 12 is connected with a right plate 122, a groove 1221 is formed on one side of the right plate 122 close to the protrusion 14, an elastic member 16 is connected to the inside of the groove 1221, a slider 1222 is slidably disposed in the groove 1221, the slider 1222 is in a right trapezoid shape, and an inclined surface of the slider 1222 is disposed upwards.

When the workpiece 20 is placed, the right fitting 202 firstly collides against the inclined plane of the slider 1222, so that the slider 1222 is retracted into the groove 1221, the left fitting 201 is tightly abutted against the right side of the left plate 121 by the elastic force of the elastic piece 16, and when the workpiece 20 cannot move left, the side, close to each other, of the left fitting 201 and the right fitting 202 is just flush with the side, close to each other, of the left clamping plate 15, so that the epoxy cylinder 203 in the workpiece 20 is positioned in the middle of the umbrella skirt groove 141, and the problem of deviation caused by injection molding due to placement is avoided.

Referring to fig. 3, the slider 1222 is rotatably provided with a roll shaft 1223 on a side thereof adjacent to the projection 14.

The roll axis 1223 reduces friction between the slider 1222 and the workpiece 20, allowing for easier placement of the workpiece 20.

The working principle and the using flow of the utility model are as follows: firstly, placing a workpiece 20, when the workpiece 20 is placed, firstly, the right hardware fitting 202 is abutted against the inclined surface of the slider 1222, so that the slider 1222 is retracted into the groove 1221, the left hardware fitting 201 is tightly abutted against the right side of the left plate 121 by the elastic force of the elastic piece 16, when the workpiece 20 cannot move left, the side, close to each other, of the left hardware fitting 201 and the right hardware fitting 202 is just flush with the side, close to each other, of the left clamping plate 15, so that an epoxy cylinder 203 in the workpiece 20 is positioned in the middle of the umbrella skirt groove 141, the upper die 13 is controlled to move up and down by the electric push rod 19, the upper die 13 and one of the lower dies 12 are butted into a complete die, raw materials are injected from the injection port 132 and flow into the umbrella skirt groove 141, and an umbrella skirt is formed after cooling, and meanwhile, the workpiece 20 to be injection-molded is installed on the other lower die 12, so that the working efficiency of the device is effectively accelerated.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Injection molding device for insulator production, including mounting bracket (10), its characterized in that: the bottom of mounting bracket (10) is provided with mounting panel (11), install bed die (12) on mounting panel (11), the top of bed die (12) is provided with mould (13), one side that bed die (12) and last mould (13) are close to each other all is provided with protruding (14), be provided with umbrella skirt groove (141) on protruding (14), both sides of protruding (14) all are connected with cardboard (15), one side of bed die (12) is connected with left board (121), the opposite side of bed die (12) is connected with right board (122), recess (1221) have been seted up to one side that right board (122) are close to protruding (14), the internal connection of recess (1221) has elastic component (16), and the slip of recess (1221) is provided with slider (1222).

2. The injection molding apparatus for insulator production according to claim 1, wherein: the shape of the sliding block (1222) is a right trapezoid, a rolling shaft (1223) is rotatably arranged on one side, close to the protrusion (14), of the sliding block (1222), and the inclined plane of the sliding block (1222) is upwards arranged.

3. The injection molding apparatus for insulator production according to claim 1, wherein: the shape of mounting bracket (10) is the U type, the both sides of mounting bracket (10) bottom inner wall all are connected with installation piece (17), and two spout (171) have all been seted up at the top of installation piece (17), mounting panel (11) are through spout (171) and two installation piece (17) sliding connection.

4. The injection molding apparatus for insulator production according to claim 1, wherein: the motor (18) is installed to one side of mounting bracket (10), be connected with axis of rotation (181) on the output shaft of motor (18), be connected with gear (182) on axis of rotation (181), a plurality of tooth mouth (111) have been seted up to the bottom of mounting panel (11), gear (182) are connected with mounting panel (11) through tooth mouth (111) meshing.

5. The injection molding apparatus for insulator production according to claim 1, wherein: the number of the lower dies (12) is two, and the two lower dies (12) are on the same horizontal plane.

6. The injection molding apparatus for insulator production according to claim 1, wherein: a second sliding groove (101) is formed in the inner wall of the mounting frame (10), and the upper die (13) is in sliding connection with the mounting frame (10) through a limiting block (131) and the second sliding groove (101).

7. The injection molding apparatus for insulator production according to claim 1, wherein: the top of mounting bracket (10) is installed electric putter (19), the push shaft of electric putter (19) is connected with the top of last mould (13).

8. The injection molding apparatus for insulator production according to claim 1, wherein: a first arc-shaped groove (151) is formed in the clamping plate (15), and a sealing piece (152) is connected to the first arc-shaped groove (151).

9. The injection molding apparatus for insulator production according to claim 1, wherein: an injection port (132) is formed in the top of the upper die (13), and the injection port (132) is communicated with the umbrella skirt groove (141).

10. The injection molding apparatus for insulator production according to claim 1, wherein: the left plate (121) is provided with a second arc groove (1211), the right plate (122) is provided with a third arc groove (1224), and the second arc groove (1211) and the third arc groove (1224) are respectively matched with left hardware and right hardware on the workpiece (20).