CN211868518U - Automatic demoulding mechanism for thread insert processing mould - Google Patents

Abstract

The utility model discloses a thread inserts mold processing is with automatic demoulding mechanism, including being used for processing the internal screw thread tooth axle of thread inserts, fixed cover piece, gear box, support cover piece and driving actuating cylinder, the installation of gear box upper end is provided with fixed cover piece, and fixed cover piece is inside to be connected with tooth axle normal running fit through the bearing, and the top of tooth axle stretches out fixed cover piece and with the thread inserts interior screw-thread fit after the processing, and the lower extreme of tooth axle stretches into in the gear box to the suit is fixed with the tooth axle gear, leave the cavity that supplies tooth axle gear downstream in the gear box, the bottom fixedly connected with facing of tooth axle, facing activity is worn to establish on the lateral wall of gear box bottom, the right side fixedly connected with support cover piece of gear box. The utility model discloses structural design is reliable and stable, and the mechanism motion is smooth and easy stable, and is not fragile for the processing preparation of screw tooth inserts is more convenient, is favorable to improving production efficiency greatly, thereby improves the productivity, is fit for mass production.

Description

Automatic demoulding mechanism for thread insert processing mould

Technical Field

The utility model relates to an injection mold processing technology field specifically is a thread inserts automatic demoulding mechanism for mold processing.

Background

Injection molding is a method for producing and molding industrial products. The products are generally produced by rubber injection molding and plastic injection molding. The injection molding can be classified into injection molding and die casting.

An injection molding machine (an injection machine or an injection molding machine for short) is a main molding device for making thermoplastic plastics or thermosetting materials into plastic products with various shapes by using a plastic molding die, and the injection molding is realized by the injection molding machine and the die.

In the prior art, due to the fact that the mold is simple in structural design, after injection molding of the thread insert is completed inside a product, the product with the thread insert is usually required to be manually screwed out of the interior of the mold, production efficiency is low, and the mold is not suitable for mass production.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a thread inserts mold processing is with automatic demoulding mechanism to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

an automatic demoulding mechanism for a thread insert processing mould comprises a tooth shaft for processing the internal thread of a thread insert, a fixed sleeve block, a gear box, a supporting sleeve block and a driving cylinder, the upper end of the gear box is provided with a fixed sleeve block, the inside of the fixed sleeve block is in running fit connection with a tooth shaft through a bearing, the top end of the tooth shaft extends out of the fixed sleeve block and is in internal thread fit with a processed thread insert, the lower end of the tooth shaft extends into the gear box, a tooth shaft gear is sleeved and fixed, a cavity for the tooth shaft gear to move downwards is reserved in the gear box, a tooth socket is fixedly connected at the bottom end of the tooth shaft and movably arranged on the side wall of the bottom of the gear box in a penetrating way, the right side of the gear box is fixedly connected with a supporting sleeve block, the right side of the supporting sleeve block is fixedly provided with a driving cylinder, the telescopic end of the driving cylinder is connected with the input end of a gear assembly in the gear box, and the output end of the gear assembly in the gear box is connected with the tooth shaft gear.

Preferably, the gear assembly comprises a rack, a pinion and a bull gear, the rack is transversely movably inserted into the gear box, the right end of the rack penetrates through the inside of the support sleeve block and is fixedly connected with the telescopic end of the driving cylinder, the pinion is rotatably installed in the gear box through a gear shaft, the pinion is meshed with the rack, the bull gear is further fixedly installed on the gear shaft, and the bull gear is meshed with the gear shaft.

Preferably, the gearwheel and the tooth axis gear are both spur gears.

Preferably, the upper end of the tooth shaft extends to form a tooth shaft thread section which is used for being matched with the internal thread of the processed screw insert, a shaft shoulder is arranged in the middle of the tooth shaft, and the lower end of the shaft shoulder extends to form a bottom shaft section.

Preferably, the bearing is embedded between the fixed sleeve block and the gear box and used for limiting the upper end face of the shaft shoulder, the upper end face of the tooth shaft gear is in abutting connection with the lower end face of the shaft shoulder, and the lower end face of the tooth shaft gear is in abutting connection with a shaft retainer ring clamped on the shaft section at the bottom.

Preferably, the facing installation is fixed in bottom shaft part bottom, and the facing bottom extends there is the facing retaining ring, offers on the bottom lateral wall of gear box to be used for the spacing complex retaining ring storage tank of facing retaining ring, and the terminal surface of retaining ring storage tank is offered and is used for perforating with facing complex facing.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses structural design is reliable and stable, and the mechanism motion is smooth and easy stable, and is not fragile for the processing preparation of screw tooth inserts is more convenient, is favorable to improving production efficiency greatly, thereby improves the productivity, is fit for mass production.

Drawings

Fig. 1 is a schematic structural view of an automatic demolding mechanism for a thread insert processing mold;

fig. 2 is a schematic structural view of a gear assembly in an automatic demolding mechanism for a thread insert processing mold, viewed from above.

In the figure: 100-thread insert, 1-product, 2-thread shaft, 21-thread shaft thread section, 22-shaft shoulder, 23-bottom shaft section, 24-shaft retainer ring, 3-fixed sleeve block, 4-bearing, 5-pinion, 6-gear box, 61-thread sleeve through hole, 7-supporting sleeve block, 8-rack, 9-driving cylinder, 10-thread shaft gear, 11-thread sleeve and 12-bull gear.

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: an automatic demoulding mechanism for a thread insert processing mould comprises a thread shaft 2, a fixed sleeve block 3, a gear box 6, a supporting sleeve block 7 and a driving cylinder 9, wherein the thread shaft 2 is used for processing 100 internal threads of a thread insert, the fixed sleeve block 3 is arranged at the upper end of the gear box 6, the fixed sleeve block 3 is connected with the thread shaft 2 in a rotating fit manner through a bearing 4, the top end of the thread shaft 2 extends out of the fixed sleeve block 3 and is matched with the 100 internal threads of the thread insert after processing, the lower end of the thread shaft 2 extends into the gear box 6 and is fixedly sleeved with a thread shaft gear 10, a cavity for the thread shaft gear 10 to move downwards is reserved in the gear box 6, the bottom end of the thread shaft 2 is fixedly connected with a thread sleeve 11, the thread sleeve 11 is movably arranged on the side wall at the bottom of the gear box 6 in a penetrating manner, the right side of the gear box 6 is fixedly connected with the supporting sleeve block 7, the right side of the supporting sleeve block 7 is fixedly provided with the, the output end of the gear assembly in the gear box 6 is connected with a tooth shaft gear 10.

Obviously, when the thread insert 100 is injection molded, the automatic demolding mechanism of the present embodiment needs to be used in cooperation with a corresponding injection mold, and the structure of the corresponding injection mold may be implemented by using the prior art, which is not described herein again. Treat the complete shaping back of screw thread inserts 100 in the product 1, start and drive actuating cylinder 9, it drives tooth axle gear 10 and tooth axle 2 rotation to drive actuating cylinder 9 through the gear assembly, because the inside internal thread that has possessed of screw thread inserts 100, under the static condition of screw thread inserts 100, tooth axle 2 still can the downstream in the rotatory, treat tooth axle 2 and shift down the back in place, the internal thread of screw thread inserts 100 and tooth axle 2 throw off completely, can open the mould this moment, can take off the product, convenient operation, high durability and convenient use, during the unloading, no longer need artifical manual rotatory product. The tooth socket 11 is used for driving the tooth shaft 2 to move up and down, wherein the tool for pushing the tooth socket 11 to move upwards can adopt a telescopic cylinder or other telescopic equipment arranged on a mould.

Preferably, the gear assembly comprises a rack 8, a pinion 5 and a gearwheel 12, the rack 8 is transversely movably inserted into the gear box 6, the right end of the rack 8 penetrates through the inside of the support sleeve block 7 and is fixedly connected with the telescopic end of the driving cylinder 9, the pinion 5 is rotatably installed in the gear box 6 through a gear shaft, the pinion 5 is meshed with the rack 8, the gearwheel 12 is further fixedly installed on the gear shaft, and the gearwheel 12 is meshed with the tooth shaft gear 10. The gear assembly is reasonable in structural arrangement, compact in spatial arrangement and flexible and smooth in driving, and the reliable stability of mechanism movement is effectively ensured.

It is apparent that the large gear 12 and the tooth shaft gear 10 are both spur gears. With this structural arrangement, the tooth shaft 2 can be moved up and down while being rotated.

The upper end of the tooth shaft 2 extends to form a tooth shaft thread section 21 which is used for the internal thread matching of the processed thread insert 100, the middle of the tooth shaft 2 is provided with a shaft shoulder 22, and the lower end of the shaft shoulder 22 extends to form a bottom shaft section 23.

The tooth socket 11 is fixedly installed at the bottom of the bottom shaft section 23, a tooth socket retaining ring extends from the bottom of the tooth socket 11, a retaining ring accommodating groove used for limiting and matching the tooth socket retaining ring is formed in the side wall of the bottom of the gear box 6, and a tooth socket through hole 61 used for matching the tooth socket 11 is formed in the end face of the retaining ring accommodating groove. When the dental axis 2 moves to the top, the dental mouthpiece retainer ring of the dental mouthpiece 11 can abut against the retainer ring accommodating groove, and the retainer ring accommodating groove plays a certain limiting role.

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 (6)

1. The utility model provides a thread inserts mold processing is with automatic demoulding mechanism which characterized in that: comprises a tooth shaft (2) used for processing the internal thread of a screw tooth insert (100), a fixed sleeve block (3), a gear box (6), a supporting sleeve block (7) and a driving cylinder (9), wherein the upper end of the gear box (6) is provided with the fixed sleeve block (3), the fixed sleeve block (3) is connected with the tooth shaft (2) in a rotating fit way through a bearing (4), the top end of the tooth shaft (2) extends out of the fixed sleeve block (3) and is matched with the internal thread of the processed screw tooth insert (100), the lower end of the tooth shaft (2) extends into the gear box (6) and is fixedly provided with a tooth shaft gear (10) in a sleeved way, a cavity for the tooth shaft gear (10) to move downwards is reserved in the gear box (6), the bottom end of the tooth shaft (2) is fixedly connected with a tooth sleeve (11), the tooth sleeve (11) is movably arranged on the side wall at the bottom of the gear box (6), the right side of the gear box (6) is, the right side fixed mounting who supports retainer block (7) has drive actuating cylinder (9), the flexible end that drives actuating cylinder (9) is connected with the gear assembly input in gear box (6), and the gear assembly output in gear box (6) is connected with tooth axle gear (10).

2. The automatic demolding mechanism for the screw insert machining mold according to claim 1, characterized in that: the gear assembly comprises a rack (8), a pinion (5) and a large gear (12), the rack (8) is transversely movably inserted into the gear box (6), the right end of the rack (8) penetrates through the inside of the supporting sleeve block (7) and is fixedly connected with the telescopic end of the driving cylinder (9), the pinion (5) is rotatably installed in the gear box (6) through a gear shaft, the pinion (5) is meshed with the rack (8) and is connected with the large gear (12), and the large gear (12) is meshed with the tooth shaft gear (10).

3. The automatic demolding mechanism for the screw insert machining mold according to claim 2, characterized in that: the gearwheel (12) and the tooth shaft gear (10) are straight gears.

4. The automatic demolding mechanism for the screw insert machining mold according to claim 1, characterized in that: the upper end of the tooth shaft (2) extends to form a tooth shaft thread section (21) which is used for being matched with the internal thread of the thread insert (100) after machining, a shaft shoulder (22) is arranged in the middle of the tooth shaft (2), and the lower end of the shaft shoulder (22) extends to form a bottom shaft section (23).

5. The automatic demolding mechanism for the screw insert machining mold according to claim 4, characterized in that: the bearing (4) is embedded between the fixed sleeve block (3) and the gear box (6) and used for limiting the upper end face of the shaft shoulder (22), the upper end face of the tooth shaft gear (10) is connected with the lower end face of the shaft shoulder (22) in an abutting mode, and the lower end face of the tooth shaft gear (10) is connected with a shaft retainer ring (24) clamped on the bottom shaft section (23) in an abutting mode.

6. The automatic demolding mechanism for the screw insert machining mold according to claim 4, characterized in that: facing (11) installation is fixed in bottom shaft part (23) bottom, and facing (11) bottom extends there is the facing retaining ring, offers on the bottom lateral wall of gear box (6) to be used for the spacing complex retaining ring storage tank of facing retaining ring, and the terminal surface of retaining ring storage tank is offered and is used for perforating (61) with facing (11) complex facing.

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