CN218196716U - Injection molding part auxiliary core-pulling device with internal threads at two ends - Google Patents

Abstract

The utility model relates to an injection molding auxiliary core pulling device with internal threads at two ends, which comprises a workbench, a motor arranged on the top surface of the workbench, a connecting device arranged on the transmission shaft of the motor and a limiting plate symmetrically arranged on the workbench; be provided with anchor clamps between the limiting plate, anchor clamps symmetry sets up set up the injection molding between the anchor clamps, the one end of injection molding is provided with first core, the other end of injection molding is provided with the second core, anchor clamps are just right motor drive shaft. The utility model discloses in, the motor passes through connecting device to be connected with the core of injection molding, through rotating with internal thread opposite direction's direction, takes the core out from the injection molding, has improved work efficiency, has reduced manufacturing cost, and such mould is simple easy to operate moreover, and the operator is difficult for damaging the injection molding in process of production, has increased life.

Description

Injection molding part auxiliary core pulling device with internal threads at two ends

Technical Field

The utility model relates to a core technical field that moulds plastics specifically is a be used for both ends to have supplementary device of loosing core of internal screw thread injection molding.

Background

More and more plastic products appear in daily life, and along with the rapid development of the plastic industry and the continuous improvement of general and engineering plastics in the aspects of strength, quality and the like, the plastic products are all processed by injection molding cores.

When the core of the injection molding part with the internal thread at the end part is drawn out, the injection molding part is easily damaged, and most of the prior injection molding parts are manually operated, so that the injection molding part wastes time and labor.

Application number is CN200820212080.7 discloses an injection mold, including cover half, movable mould and the device of loosing core, the device of loosing core is connected with the movable mould, wherein, the cover half is equipped with guider, guider with the device cooperation of loosing core works as when the cover half moves along a direction, the device of loosing core moves in perpendicular to cover half direction of motion, if the mould has the internal screw thread for both ends in this scheme, loose core and damage the injection molding very easily, if again for application number CN201821431545.8 disclose an injection mold, including the die body, be provided with on the die body and loose core tunnel mold insert, core needle subassembly includes power unit and the core needle that is connected with power unit, the quantity of the tunnel insert of loosing core is 2 at least, all tunnel inserts of loosing core set up side by side, be provided with two sections at least core holes on every tunnel insert of loosing core, every is loosed core hole between adjacent two sections core holes on the tunnel insert of loosing core between 10-80mm, all tunnel inserts of loosing core holes of loosing core are on same straight line, and the core needle can match and insert in all the core holes of the tunnel of loosing core. In this scheme, do not have fine solution internal thread problem of loosing core.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a supplementary device of loosing core that can have the convenient quick core of loosing core of internal screw thread injection molding with both ends is provided.

The utility model discloses technical scheme as follows:

the utility model comprises a workbench, a motor arranged on the top surface of the workbench, a connecting device arranged on the transmission shaft of the motor and limiting plates symmetrically arranged on the workbench;

the injection molding device comprises limiting plates, clamps, injection molding pieces, a first mold core and a second mold core, wherein the clamps are arranged between the limiting plates and are symmetrically arranged;

the fixture is opposite to the motor transmission shaft, the first core is detachably connected with the connecting device, and the second core is detachably connected with the connecting device.

Furthermore, the connecting device comprises a connecting sleeve connected with the motor transmission shaft and connecting holes uniformly arranged on the side wall of the connecting sleeve;

the outer side walls of the first core and the second core are also provided with connecting cylinders matched with the connecting sleeves, the first core and the second core are detachably connected through bolts, and the bolts are inserted and connected in the connecting holes.

Furthermore, an electric switch is arranged on the top surface of the workbench.

Furthermore, a fixing hole is formed in the workbench.

Further, a fixing nut is arranged on the limiting plate, and the limiting plate is connected with the workbench through the fixing nut.

Furthermore, the limiting plate is made of stainless steel.

Further, the clamp is made of plastic.

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

1. the utility model discloses in, the motor passes through connecting device to be connected with the core of injection molding, through rotating with internal thread opposite direction's direction, takes the core out from the injection molding, has improved work efficiency, has reduced manufacturing cost, and such mould is simple easy to operate moreover, and the operator is difficult for damaging the injection molding in process of production, has increased life.

2. The connecting device can realize detachable connection, and different cores can be conveniently replaced to loose cores.

3. The utility model discloses in, the limiting plate plays the direction to the anchor clamps and finally, conveniently when taking out of carrying out the core, can not take place the direction skew, damage injection molding.

Drawings

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

fig. 2 is a schematic structural view of the connecting device of the present invention;

FIG. 3 is a schematic structural view of a first core and a second core of the present invention;

FIG. 4 is a schematic structural view of the injection-molded part of the present invention;

FIG. 5 is a schematic structural view of the motor, the connecting sleeve and the connecting hole of the present invention;

fig. 6 is a schematic view of the clamp structure of the present invention.

Wherein, the reference numbers and the component names in fig. 1 to 6 are as follows:

1. a work table;

101. a fixing hole;

2. a motor;

3. a limiting plate;

301. fixing a nut;

4. a clamp;

5. an electric switch;

6. a first core;

601. a second core;

7. connecting sleeves;

701. a bolt;

702. and connecting the holes.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

Example 1

As an embodiment of the present invention, as shown in fig. 1 to 6, including a workbench 1, the workbench 1 is used for placing the whole device, which plays a role of bearing, the top surface of the workbench 1 is flat, and is made of stainless steel, a motor 2 is welded on the top surface of the workbench 1, the motor 2 is a forward and backward rotation adjustable speed motor 2, the motor 2 is installed on one side of the top surface of the workbench 1, a connecting device is detachably installed on a transmission shaft of the motor 2, limiting plates 3 are symmetrically arranged on the workbench 1, clamps 4 are symmetrically arranged between the limiting plates 3, the limiting plates 3 play a role of positioning and guiding for the clamps 4, the injection molding is placed between the clamps 4, it should be noted that the injection molding is an injection molding with internal threads at two ends, after injection molding, one end of the injection molding can be provided with a first grinding tool, the other end can be provided with a second grinding tool, the first core 6 and the second core 601 play a role of shaping for the internal threads at two ends of the injection molding, the first core 6 and the second core 601 are detachably connected with the connecting device, the first core 6 and the second core 601 can be adjusted according to a plurality of internal threads 601, and a plurality of types according to the injection molding process requirements.

It should be noted that, as shown in fig. 2 and fig. 6, the fixture 4 has a fixing effect on the injection molding part, the fixture is opposite to a motor transmission shaft, the fixture 4 can be set to different sizes according to the sizes and models of the injection molding parts, when the injection molding part works, the first core 6 or the second core 601 is connected with the connecting sleeve 7, the motor 2 is started to electrically rotate the first core 6 or the second core 601, the direction of the transmission shaft of the motor 2 is opposite to the direction of the internal thread of the injection molding part, when the motor 2 drives the first core 6 or the second core 601 to rotate, the first core 6 or the second core 601 can be unscrewed from the injection molding part, because the fixture 4 fixes the injection molding part, the fixture 4 is limited and limited by the limiting plate 3, when the first core 6 or the second core 601 is unscrewed, the fixture 4 can be driven to slide on the workbench 1, and the first core 6 or the second core 601 can be further extracted from the core.

As shown in fig. 1 to 3, the connecting device includes a connecting sleeve 7 rotatably connected to the transmission shaft of the motor 2 and connecting holes 702 uniformly formed in the side wall of the connecting sleeve 7, connecting cylinders which are matched with the connecting sleeve 7 are also formed on the outer side walls of the first core 6 and the second core 601, the first core 6 and the second core 601 are detachably connected by a plug 701, and the plug 701 is inserted into the connecting holes 702 for connection.

The bolt 701 can be replaced by a stud, and the stud is in threaded fit with the connecting hole 702 to realize detachable installation.

It should be further noted that, as shown in fig. 6, the fixture 4 may be made of plastic, so that the injection-molded part is not damaged when the fixture is clamped, and the limiting plate 3 is made of stainless steel, and has a smooth surface, so that the fixture is convenient to slide when the fixture is clamped.

Example 2

On the basis of the above embodiments, as shown in fig. 1 to 2, the present embodiment further extends and expands, and includes a fixing hole 101 disposed on the workbench 1, when working, the whole device can be fixed on different work sites, and the detachable installation can be realized through the fixing hole 101, for example: by means of a plug-in fit, a screw-fit with the fixing hole 101.

Example 3

This embodiment is really on the basis of above-mentioned embodiment, and further extension expands, as shown in fig. 1 to fig. 2, this embodiment includes and is provided with fixation nut 301 on limiting plate 3, limiting plate 3 through fixation nut 301 with workstation 1 can dismantle the connection, and in order to adapt to the anchor clamps 4 of different models size, limiting plate 3 will be changed, and the clamp according to different models presss from both sides tightly can set up in the limiting plate 3 who presss from both sides tight assorted model.

It should be noted that the replacement limit plate 3 is always in contact with the clamp, but does not affect the sliding of the clamp 4.

Example 4

In order to further extend and expand the embodiment based on the above embodiment, as shown in fig. 1 to fig. 2, in order to facilitate the core extracting operation, an electric switch 5 is installed on the workbench 1, and the electric switch is used for controlling the motor 2 to start and close, and rotate forward and backward so as to improve the working efficiency.

In the present invention, the terms "upper", "lower", "left", "right", "middle", 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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. At present, the technical scheme of the utility model is that pilot plant test is carried out, namely, a small scale experiment of the product before large scale mass production; after the pilot test is finished, the investigation for the use of the user is carried out in a small range, and the investigation result shows that the satisfaction degree of the user is higher; start to prepare products for formal commissioning for industrialization, including intellectual property risk early warning investigation).

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (7)

1. An auxiliary core pulling device for injection molding parts with internal threads at two ends is characterized by comprising a workbench (1), a motor (2) arranged on the top surface of the workbench (1), a connecting device arranged on a transmission shaft of the motor (2) and limiting plates (3) symmetrically arranged on the workbench (1);

clamps (4) are arranged between the limiting plates (3), the clamps (4) are symmetrically arranged, injection molding pieces are arranged between the clamps (4), a first mold core (6) is arranged at one end of each injection molding piece, and a second mold core (601) is arranged at the other end of each injection molding piece;

the clamp (4) is over against the transmission shaft of the motor (2), the first mold core (6) is detachably connected with the connecting device, and the second mold core (601) is detachably connected with the connecting device.

2. The auxiliary core-pulling device for the injection molding part with the internal thread at two ends is characterized in that the connecting device comprises a connecting sleeve (7) connected with a transmission shaft of the motor (2) and connecting holes (702) uniformly arranged on the side wall of the connecting sleeve (7);

connecting cylinders matched with the connecting sleeves (7) are also arranged on the outer side walls of the first core (6) and the second core (601), the first core (6) and the second core (601) are detachably connected through a plug pin (701), and the plug pin (701) is inserted into the connecting hole (702) for connection.

3. The device for the assisted drawing of cores of injection-molded parts with internal threads at both ends according to claim 1, characterized in that an electric switch (5) is arranged on the top surface of the table (1).

4. The auxiliary core pulling device for the injection molding part with the internal thread at both ends is characterized in that a fixing hole (101) is formed in the workbench (1).

5. The auxiliary core pulling device for the injection molding part with the internal thread at two ends of the injection molding part is characterized in that a fixing nut (301) is arranged on the limiting plate (3), and the limiting plate (3) is connected with the workbench (1) through the fixing nut (301).

6. The auxiliary core pulling device for the injection molding part with the internal threads at two ends according to claim 1, wherein the limiting plate (3) is made of stainless steel.

7. The auxiliary core-pulling device for the injection molding part with the internal threads at the two ends is characterized in that the clamp (4) is made of plastic.

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