CN218964609U

CN218964609U - Automatic extrusion device for injection molding roller inserts

Info

Publication number: CN218964609U
Application number: CN202222672001.3U
Authority: CN
Inventors: 张千扬
Original assignee: Suzhou Tongda Escalator Parts Factory
Current assignee: Suzhou Tongda Escalator Parts Factory
Priority date: 2022-10-11
Filing date: 2022-10-11
Publication date: 2023-05-05
Anticipated expiration: 2032-10-11

Abstract

The utility model relates to the technical field of insert extrusion devices, in particular to an automatic extrusion device for an injection molding roller insert. The automatic extrusion device for the insert of the injection molding roller, which can conveniently fix and clamp the insert in the injection molding roller when the insert is stamped, so that the stamping position of the insert is more accurate, is provided. The utility model provides an automatic extrusion device of gyro wheel mold insert moulds plastics, includes support frame, rolling disc, cylinder, presses head and clamping mechanism, and support frame lower part front side rotation is connected with the rolling disc, and support frame upper portion front side is connected with the cylinder, is connected with the press head on the cylinder telescopic link, and the rolling disc top is equipped with clamping mechanism. According to the utility model, the clamping piece disc is driven to rotate by rotating the handle, so that the sliding piece drives the rubber pad to clamp and fix the injection molding roller, and convenience is brought to people to conveniently clamp the insert in the injection molding roller in a fixed manner when the insert is stamped, so that the stamping position is more accurate.

Description

Automatic extrusion device for injection molding roller inserts

Technical Field

The utility model relates to the technical field of insert extrusion devices, in particular to an automatic extrusion device for an injection molding roller insert.

Background

In the processing of plastics, an injection molding process is generally used, when a plastic roller is used, an insert is placed in the middle of the injection molding roller, a hollow circle is formed in the middle of the roller during injection molding, and then the plastic roller is convenient to install, so that the insert needs to be extruded from the injection molding roller when leaving a factory.

The traditional extrusion stamping tool is characterized in that the injection molding roller is firstly placed on a stamping machine, and then the cylinder drives the stamping head to stamp the injection molding roller so that the insert is separated from the injection molding roller, but the traditional stamping mode is easy to solve the problem that the positioning inaccuracy and manual fixation are very dangerous to cause accidents when the injection molding roller is fixed.

Therefore, an automatic extrusion device for the insert of the injection molding roller, which can conveniently fix and clamp the insert in the injection molding roller to enable the stamping position to be more accurate, is developed.

Disclosure of Invention

In order to overcome the defect that the conventional stamping mode is easy to cause accidents caused by inaccurate positioning and very dangerous manual fixing when the injection molding roller is fixed, the technical problem of the utility model is as follows: the automatic extrusion device for the insert of the injection molding roller, which can conveniently fix and clamp the insert in the injection molding roller when the insert is stamped, so that the stamping position of the insert is more accurate, is provided.

The technical scheme is as follows: the utility model provides an automatic extrusion device of gyro wheel mold insert moulds plastics, includes support frame, rolling disc, cylinder, presses head and clamping mechanism, and support frame lower part front side rotation is connected with the rolling disc, and rolling disc bottom opening discharge gate, support frame upper portion front side are connected with the cylinder, are connected with the press head on the cylinder telescopic link, and the cylinder telescopic link reciprocates and drives the press head and reciprocate, and the rolling disc top is equipped with the clamping mechanism of fixed gyro wheel of moulding plastics.

In a preferred embodiment of the utility model, the clamping mechanism comprises a limiting block, a sliding part, a clamping disc, a limiting part and a handle, wherein three limiting blocks are connected to the rotating disc, the sliding part is connected to the limiting block in a sliding mode, rubber pads are connected to the sliding part, three limiting parts are connected to the top of the rotating disc, the clamping disc is connected between the three limiting parts in a sliding mode, the clamping disc rotates to drive the sliding part to slide, three limiting grooves are formed in the clamping disc, the sliding part slides in the limiting grooves and forms clamping positions with the limiting grooves, and the handle is connected to the clamping disc.

In a preferred embodiment of the present utility model, the clamping mechanism further includes rubber pads, and the sliding members are connected with rubber pads, so that the friction between the sliding members and the injection molding rollers can be increased by the rubber pads, and the sliding members can be more stable when clamped.

In a preferred embodiment of the utility model, the device further comprises a rotating mechanism, wherein the rotating mechanism comprises a connecting rod, a fixing piece, a groove drum, a gear and a rack, the rear part of the pressing head is connected with the connecting rod, the pressing head moves up and down to drive the connecting rod to move up and down, the inner side of the upper part of the supporting frame is connected with the fixing piece, the groove drum is connected between the fixing piece and the supporting frame in a rotating way, the groove drum rotates repeatedly when the connecting rod moves, the gear is connected to the lower part of the groove drum, the groove drum rotates to drive the gear to rotate, the rear side of the top of the rotating disc is connected with the rack, the rack rotates to drive the rotating disc to rotate together, the gear is meshed with the rack, and the gear rotates to drive the rack to rotate.

In a preferred embodiment of the utility model, the number of the sliding parts is three, and the injection molding roller is respectively clamped and fixed from three different directions, so that the injection molding roller cannot deviate accidentally during stamping.

In a preferred embodiment of the present utility model, the limiting member is in a circular arc shape, so that the clamping disc can be adapted, and the clamping disc can rotate more smoothly.

The beneficial effects are as follows: 1. according to the utility model, the clamping piece disc is driven to rotate by rotating the handle, so that the sliding piece drives the rubber pad to clamp and fix the injection molding roller, and convenience is brought to people to conveniently clamp the insert in the injection molding roller in a fixed manner when the insert is stamped, so that the stamping position is more accurate.

2. According to the utility model, the cylinder telescopic rod drives the pressing head to move up and down, and drives the connecting rod to move together, so that the grooved drum is continuously twisted, the gear and the rack are driven to rotate, the rotating disc drives the injection molding roller to repeatedly rotate after clamping, the insert in the injection molding roller can be extruded more easily, and the injection molding roller is not damaged easily during extrusion.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is a schematic view of a partial perspective structure of the present utility model.

Fig. 3 is a schematic perspective view of the clamping mechanism of the present utility model.

Fig. 4 is a schematic view of a part of a three-dimensional structure of the clamping mechanism of the present utility model.

Fig. 5 is a schematic perspective view of a chucking plate according to the present utility model.

Fig. 6 is a schematic perspective view of a rotating mechanism according to the present utility model.

Wherein: the device comprises a 1-supporting frame, a 2-rotating disc, a 3-cylinder, a 4-pressing head, a 5-limiting block, a 6-sliding piece, a 7-rubber pad, an 8-clamping disc, a 9-limiting piece, a 10-handle, a 11-connecting rod, a 12-fixing piece, a 13-grooved drum, a 14-gear and a 15-rack.

Detailed Description

The utility model will be further illustrated by the following description of specific examples, which are given by the terms such as: setting, mounting, connecting are to be construed broadly, and may be, for example, fixed, removable, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The utility model provides an automatic extrusion device of gyro wheel mold insert moulds plastics, as shown in fig. 1 and 2, including support frame 1, rolling disc 2, cylinder 3, press the head 4 and clamping mechanism, support frame 1 lower part front side rotation is connected with rolling disc 2, and the discharge gate is opened to rolling disc 2 bottom, and support frame 1 upper portion front side is connected with cylinder 3, is connected with on the cylinder 3 telescopic link and presses head 4, presses head 4 can press the mold insert in the gyro wheel of moulding plastics, and the rolling disc 2 top is equipped with the clamping mechanism of fixed gyro wheel of moulding plastics.

As shown in fig. 3-5, the clamping mechanism comprises a limiting block 5, a sliding part 6, a clamping disc 8, a limiting part 9 and a handle 10, wherein three limiting blocks 5 are connected to the rotating disc 2, the sliding part 6 is connected to the limiting block 5 in a sliding mode, the limiting blocks 5 play a supporting and guiding role on the sliding part 6, rubber pads 7 are connected to the sliding part 6, the rubber pads 7 can strengthen friction force between the rubber pads and injection molding rollers, three limiting parts 9 are connected to the top of the rotating disc 2, the clamping disc 8 is connected between the three limiting parts 9 in a sliding mode, three limiting grooves are formed in the clamping disc 8, and the handle 10 is connected to the clamping disc 8.

As shown in fig. 3, the clamping mechanism further comprises rubber pads 7, the sliding pieces 6 are connected with the rubber pads 7, and the rubber pads 7 can increase friction force between the sliding pieces 6 and the injection molding rollers.

As shown in fig. 3 and 4, the sliding parts 6 are three in number, and the injection molding roller is respectively clamped and fixed from three different directions, so that the injection molding roller is clamped more firmly during stamping.

As shown in fig. 3-5, the limiting member 9 is in a circular arc shape, so that the clamping disc 8 can be adapted, and the clamping disc 8 can be smoother in rotation.

When the plastic roller is produced by injection molding, an insert is reserved at the middle position of the plastic roller, the insert is required to be separated from the plastic roller at the later stage, the device can be used for bringing more convenience to staff, firstly, the injection molding roller which needs to be stamped is placed in the rotating disc 2, then the clamping disc 8 is rotated clockwise through the hand handle 10 held by the staff, the clamping disc 8 slides in the limiting piece 9, the three sliding pieces 6 are driven to slide in the limiting piece 5, the three rubber pads 7 are driven to mutually approach each other to clamp and fix the injection molding roller, because the limiting grooves on the clamping disc 8 limit the sliding pieces 6 to be incapable of moving backwards and mutually away, the sliding pieces 6 drive the rubber pads 7 to firmly clamp the injection molding roller, the cylinder 3 is started after clamping, the cylinder 3 telescopic link drives the pressing head 4 to move downwards and punches a mold insert in the middle of the gyro wheel of moulding plastics, make it break away from the discharge gate through rotor disc 2 bottom with the gyro wheel of moulding plastics and carry out the ejection of compact, cylinder 3 telescopic link drives pressing head 4 and moves upwards and reset after the punching press is accomplished, close cylinder 3 after the completion of resetting, drive slider 6 and keep away from each other and reset through handle 10 anticlockwise rotation chucking dish 8, drive rubber pad 7 and move together and keep away from each other and reset, the gyro wheel of moulding plastics release after finishing the punching press, take out the gyro wheel of moulding plastics that will punch a completion after the release is accomplished, later put into the gyro wheel of moulding plastics that needs punching press again, rethread clamping mechanism presss from both sides tightly it, the cyclic reciprocation carries out the operation and accomplishes the stamping work to the gyro wheel mold insert of moulding plastics.

As shown in fig. 6, the device further comprises a rotating mechanism, the rotating mechanism comprises a connecting rod 11, a fixing piece 12, a grooved drum 13, a gear 14 and a rack 15, the rear part of the pressing head 4 is connected with the connecting rod 11, the inner side of the upper part of the supporting frame 1 is connected with the fixing piece 12, the fixing piece 12 can play a supporting role on the grooved drum 13, the grooved drum 13 is rotatably connected between the fixing piece 12 and the supporting frame 1, the gear 14 is connected to the lower part of the grooved drum 13, the rack 15 is connected to the rear side of the top of the rotating disc 2, and the gear 14 is meshed with the rack 15.

In order to enable the injection molding roller insert to be pushed out better, therefore, after the injection molding roller is fixedly clamped, the telescopic rod of the air cylinder 3 drives the pressing head 4 to move downwards, simultaneously, the connecting rod 11 is driven to move downwards together, when the connecting rod 11 moves downwards to the upper half part of the groove drum 13, the groove drum 13 can be enabled to rotate clockwise to drive the gear 14 to rotate, as the gear 14 is meshed with the rack 15, the gear 14 can be driven to rotate when the gear 14 rotates, the rotating disc 2 connected below the gear 15 rotates anticlockwise, the clamped injection molding roller is driven to rotate while pressing, when the connecting rod 11 moves to the lower half part of the groove drum 13, the groove drum 13 rotates clockwise, the gear 14 is driven to rotate clockwise, the gear 15 and the rotating disc 2 rotate anticlockwise, the insert in the injection molding roller can be extruded more safely and easily through pressing and repeatedly, the injection molding roller can be further protected, after the punching is completed, the telescopic rod of the air cylinder 3 drives the pressing head 4 to move upwards to reset, the connecting rod 11 is enabled to move upwards to reset, the gear 14 is driven to rotate, the groove drum 13 is driven to rotate, and the reset gear 14 is driven to rotate, and the rotating disc 14 is driven to rotate, and the reset gear 14 is driven to rotate, and the injection molding roller is driven to rotate, and the rotating disc 14 to rotate, and reset to rotate.

The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.

Claims

1. An automatic extrusion device of injection molding roller inserts, which is characterized in that: the injection molding machine comprises a support frame (1), a rotating disc (2), an air cylinder (3), a pressing head (4) and a clamping mechanism, wherein the front side of the lower part of the support frame (1) is rotationally connected with the rotating disc (2), a discharge hole is formed in the bottom of the rotating disc (2), the front side of the upper part of the support frame (1) is connected with the air cylinder (3), the telescopic rod of the air cylinder (3) is connected with the pressing head (4), the telescopic rod of the air cylinder (3) moves up and down to drive the pressing head (4) to move up and down, and the top of the rotating disc (2) is provided with the clamping mechanism for fixing an injection molding roller;

the clamping mechanism comprises a limiting block (5), a sliding part (6), a clamping disc (8), a limiting part (9) and a handle (10), wherein three limiting blocks (5) are connected to the rotating disc (2), the sliding parts (6) are connected to the limiting blocks (5) in a sliding mode, rubber pads (7) are connected to the sliding parts (6), three limiting parts (9) are connected to the top of the rotating disc (2), the clamping disc (8) is connected between the three limiting parts (9) in a sliding mode, the clamping disc (8) rotates to drive the sliding parts (6) to slide, three limiting grooves are formed in the clamping disc (8), the sliding parts (6) slide in the limiting grooves and form clamping positions with the limiting grooves, and the handle (10) is connected to the clamping disc (8).

2. An automatic extrusion apparatus for injection molding roller inserts as defined in claim 1, wherein: the clamping mechanism further comprises the rubber pad (7), and the rubber pad (7) can increase friction force between the sliding piece (6) and the injection molding roller, so that the sliding piece (6) can be more stable when clamped.

3. An automatic extrusion apparatus for injection molding roller inserts as defined in claim 2, wherein: still including slewing mechanism, slewing mechanism is including connecting rod (11), mounting (12), grooved drum (13), gear (14) and rack (15), press head (4) rear portion is connected with connecting rod (11), press head (4) reciprocates and drives connecting rod (11) reciprocate, support frame (1) upper portion inboard is connected with mounting (12), be connected with grooved drum (13) between mounting (12) and support frame (1) rotation, can make grooved drum (13) rotate repeatedly when connecting rod (11) move, grooved drum (13) lower part is connected with gear (14), grooved drum (13) rotate and drive gear (14) rotation, rolling disc (2) top rear side is connected with rack (15), rack (15) rotate and make rolling disc (2) follow together and rotate, gear (14) and rack (15) meshing, gear (14) rotate and drive rack (15) rotation.

4. An automatic extrusion apparatus for injection molding roller inserts as claimed in claim 3, wherein: the number of the sliding parts (6) is three, and the injection molding rollers are respectively clamped and fixed from three different directions, so that the injection molding rollers cannot deviate during stamping to avoid accidents.

5. An automatic extrusion apparatus for injection molding roller inserts as defined in claim 4, wherein: the limiting piece (9) is arc-shaped, and can be used for adapting the clamping disc (8), so that the clamping disc (8) rotates more smoothly.