CN216376379U

CN216376379U - Plastic bottle cap surface thread forming device

Info

Publication number: CN216376379U
Application number: CN202122520934.6U
Authority: CN
Inventors: 余继伦
Original assignee: Chongqing Hexijinhong Pharmaceutical Packaging Co ltd
Current assignee: Chongqing Hexijinhong Pharmaceutical Packaging Co ltd
Priority date: 2021-10-20
Filing date: 2021-10-20
Publication date: 2022-04-26
Anticipated expiration: 2031-10-20

Abstract

The utility model discloses a device for forming threads on the surface of a plastic bottle cap, which relates to the field of plastic bottle cap production and comprises a shell, wherein the shell is internally provided with a plurality of cavities, and the top of the shell is provided with a supporting plate through a positioning rod; the fixed die mechanism comprises a fixed die shell, and a fixed die assembly is arranged in the fixed die shell; the driving mechanism comprises a sealing pipe arranged in a cavity inside the shell, a forming assembly and a motor driving the forming assembly, and the motor is fixed on one side of the shell through a mounting frame. According to the plastic bottle cap surface thread forming device, when the fixed die shell descends, the fixed die cavity and the sealing pipe form a closed space, so that burrs are prevented from appearing on a bottle cap, the yield of products is improved, the inner side of the fixed die cavity is in a required surface thread shape, after cooling and shaping are completed, the motor drives the second gear rod to rotate reversely, thread rotation demoulding is achieved, the production efficiency is greatly improved, the labor intensity is reduced, automatic operation can be achieved, and the plastic bottle cap surface thread forming device is suitable for mass production of bottle caps.

Description

Plastic bottle cap surface thread forming device

Technical Field

The utility model relates to the field of plastic bottle cap production, in particular to a device for forming threads on the surface of a plastic bottle cap.

Background

The tire industry is the upstream industry of automobiles, the rapid development of the domestic automobile industry brings an inexhaustible development opportunity to the tire industry in recent years, and the tire overturning is an important link in the tire manufacturing process.

However, the tire assembly of the existing automobile wheel manufacturer mostly adopts manual work, the tire is turned over by the manual work in the assembly mode, the labor intensity of workers is high, the efficiency is low, and the wheel hub is easily damaged in the carrying process, so that unnecessary loss is caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a plastic bottle cap surface thread forming device, which overcomes the defects of the prior art, realizes the turnover of a tire by driving a turnover box to rotate through a motor, and has the characteristics of high working efficiency, low labor intensity and safe operation.

In order to solve the problems, the technical scheme adopted by the utility model is as follows:

a device for forming screw threads on the surface of a plastic bottle cap comprises

The shell comprises a shell, a plurality of cavities are arranged in the shell, and a supporting plate is arranged at the top of the shell through a positioning rod;

the fixed die mechanism comprises a fixed die shell, and a fixed die assembly is arranged in the fixed die shell;

the driving mechanism comprises a sealing pipe arranged in a cavity inside the shell, a forming assembly and a motor driving the forming assembly, and the motor is fixed on one side of the shell through a mounting frame.

Further, install buffer spring between shell and the backup pad, just two cylinders are still installed to the shell both sides, the cylinder output passes through the mount pad and is connected with the cover half shell.

Furthermore, the shell and the fixed die shell are formed by connecting a plurality of heat-resistant metal panel bolts, and one side of the fixed die shell is provided with a vent hole.

Further, the cover half subassembly is including the cover half chamber of moulding plastics the chamber and stereotypeing to the bottle lid, mould plastics the chamber and the cover half chamber is all installed inside the cover half shell, mould plastics the chamber and be located cover half chamber top and cover half chamber and mould plastics chamber bottom tube coupling, the vertical direction of cover half chamber is located same straight line and cover half chamber diameter the same with the sealing tube.

Furthermore, an injection molding pipe is further installed in the center of the top of the injection molding cavity.

Furthermore, the forming assembly comprises a plurality of threaded mold rods and a plurality of second gear rods, the threaded mold rods are respectively arranged inside the plurality of sealing pipes, and the plurality of second gear rods are respectively connected with the bottoms of the plurality of threaded mold rods.

Further, the motor output end is connected with the worm, the worm is located the inside cavity of shell, and worm one side installs first gear pole, two not unidimensional gears have set firmly for rotation axis and both ends for first gear pole, worm and first gear pole bottom gear connection, it is a plurality of second gear pole all with first gear pole top gear connection.

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

according to the utility model, the sealing pipe and the fixed die cavity are arranged, the inner part of the fixed die cavity is in a surface thread shape, and when the fixed die shell descends, the fixed die cavity and the sealing pipe form a closed space, so that burrs are prevented from appearing on the bottle cap, and the yield of products is improved.

According to the utility model, the threaded die rod and the second gear rod are arranged, after cooling and shaping are completed, the motor drives the second gear rod to rotate reversely, so that thread rotation demoulding is achieved, the production efficiency is greatly improved, the labor intensity is reduced, automatic operation can be realized, and the bottle cap forming machine is suitable for mass production of bottle caps.

The utility model has the characteristics of high working efficiency, low labor intensity and high product yield.

Drawings

Fig. 1 is a schematic view of a first-view external overall structure of a thread forming device on the surface of a plastic bottle cap.

Fig. 2 is a schematic external side view of a thread forming device for the surface of a plastic bottle cap.

Fig. 3 is a schematic view of a second-view external overall structure of a thread forming device on the surface of a plastic bottle cap.

Fig. 4 is a schematic view showing an internal cross-sectional structure of a thread forming apparatus for forming a surface of a plastic bottle cap.

Fig. 5 is a schematic view of the internal overall structure of a mold fixing mechanism in a thread forming device for the surface of a plastic bottle cap.

In the figure: 100. a housing; 101. a housing; 102. a buffer spring; 103. a support plate; 104. positioning a rod; 105. a cylinder; 106. a mounting seat; 200. a die fixing mechanism; 201. fixing a mould shell; 202. an injection molding cavity; 203. fixing a mold cavity; 204. injection molding a tube; 300. a drive mechanism; 301. a motor; 302. a mounting frame; 303. a worm; 304. a first gear lever; 305. a threaded mold rod; 306. a second gear lever; 307. and (5) sealing the tube.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-5, the present invention relates to a device for forming threads on the surface of a plastic bottle cap, comprising

The shell 100 comprises a shell 101, a plurality of cavities are formed in the shell 101, and a supporting plate 103 is arranged at the top of the shell 101 through a positioning rod 104;

the fixed die mechanism 200 comprises a fixed die shell 201, and a fixed die assembly is arranged in the fixed die shell 201;

the driving mechanism 300 comprises a sealing tube 307 and a molding assembly which are arranged in the inner cavity of the shell 101, and a motor 301 for driving the molding assembly, wherein the motor 301 is fixed on one side of the shell 101 through a mounting frame 302.

When the injection molding machine is used, the injection molding pipe 204 is connected with the injection molding machine, the mixed material is placed into the injection molding machine, the material is heated to a semi-plasticized state in the machine, the material is injected into the injection molding cavity 202 through pressure, the air cylinder 105 is started, the output end of the air cylinder 105 contracts to enable the fixed mold shell 201 to descend and to be in contact with the supporting plate 103, the supporting plate 103 downwards extrudes the buffer spring 102 to contract, the sealing pipe 307 is in contact with the fixed mold cavity 203 to form a closed environment, meanwhile, the thread mold rod 305 enters the fixed mold cavity 203, the thermoplastic material enters the fixed mold cavity 203 to be in contact with the thread mold rod 305 to perform surface thread processing on a bottle cap, after the processing is completed and the cooling and shaping are performed, the motor 301 is started, the motor 301 drives the first gear rod 304 and the plurality of second gear rods 306 connected with the first gear rod 304 through the worm 303 to rotate, the thread mold rods 305 rotate simultaneously, the motor 301 rotates reversely, the thread mold rod 305 rotates reversely, so as to realize thread rotation and demolding, and can effectively avoid deformation and scratching of the bottle cap, automatic demoulding is realized, the cylinder 105 drives the fixed mould shell 201 to ascend, the bottle cap automatically falls off, and surface thread forming processing is completed.

In order to enable the threaded mold rod 305 to enter the fixed mold cavity 203 when the fixed mold shell 201 descends, a buffer spring 102 is arranged between the shell 101 and the supporting plate 103, two air cylinders 105 are arranged on two sides of the shell 101, and the output ends of the air cylinders 105 are connected with the fixed mold shell 201 through the mounting seat 106.

In order to prolong the service life of the device, the shell 101 and the fixed die shell 201 are formed by connecting a plurality of heat-resistant metal panel bolts, and one side of the fixed die shell 201 is provided with a vent hole.

The cover half subassembly includes injection molding chamber 202 and goes on the cover half chamber 203 that stereotypes to the bottle lid, and injection molding chamber 202 and cover half chamber 203 are all installed inside the cover half 201, and injection molding chamber 202 is located cover half chamber 203 top and cover half chamber 203 and injection molding chamber 202 bottom tube coupling, and cover half chamber 203 vertical direction is located same straight line and cover half chamber 203 diameter the same with sealing tube 307, can change the surface thread machining shape through changing cover half chamber 203, increases the device practicality.

An injection pipe 204 is also mounted at the top center of the injection cavity 202.

The molding assembly comprises a plurality of threaded mold rods 305 and a plurality of second gear rods 306, the plurality of threaded mold rods 305 are respectively installed inside a plurality of sealing pipes 307, the plurality of second gear rods 306 are respectively connected with the bottoms of the plurality of threaded mold rods 305, and the threaded mold rods 305 are changed along with different requirements.

The output end of the motor 301 is connected with a worm 303, the worm 303 is located in the inner cavity of the shell 101, a first gear rod 304 is installed on one side of the worm 303, the first gear rod 304 is a rotating shaft, two gears of different sizes are fixedly arranged at two ends of the rotating shaft, the worm 303 is connected with the bottom gear of the first gear rod 304, a plurality of second gear rods 306 are connected with the top gear of the first gear rod 304, the motor 301 is started to enable the worm 303 to rotate, the worm 303 drives the first gear rod 304 and the second gear rod 306 to rotate simultaneously, and therefore the threaded mold rod 305 rotates and demolding operation is conducted.

In order to control the equipment conveniently, the equipment is also provided with a PLC control system, and the PLC control system respectively controls the forward and reverse rotation of the motor 301, the rotation angle of the motor and the telescopic state of the cylinder 105; the circuit structure and the control principle of the PLC control system are prior art, and are not described in detail in this application.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a plastics bottle lid surface thread forming device which characterized in that: comprises that

The shell (100) comprises a shell (101), a plurality of cavities are formed in the shell (101), and a supporting plate (103) is mounted at the top of the shell (101) through a positioning rod (104);

the fixed die mechanism (200) comprises a fixed die shell (201), and a fixed die assembly is arranged in the fixed die shell (201);

the driving mechanism (300) comprises a sealing pipe (307) arranged in the inner cavity of the shell (101), a molding assembly and a motor (301) for driving the molding assembly, wherein the motor (301) is fixed on one side of the shell (101) through a mounting frame (302).

2. The device for forming threads on the surface of a plastic bottle cap as claimed in claim 1, wherein: install buffer spring (102) between shell (101) and backup pad (103), just two cylinders (105) are still installed to shell (101) both sides, cylinder (105) output passes through mount pad (106) and is connected with cover half shell (201).

3. The device for forming threads on the surface of a plastic bottle cap as claimed in claim 2, wherein: the shell (101) and the fixed formwork (201) are formed by connecting a plurality of heat-resistant metal panel bolts, and one side of the fixed formwork (201) is provided with a vent hole.

4. The device for forming threads on the surface of a plastic bottle cap as claimed in claim 1, wherein: the cover half subassembly includes injection molding chamber (202) and cover half die cavity (203) that the bottle lid was stereotyped, injection molding chamber (202) and cover half die cavity (203) are all installed inside cover half (201), injection molding chamber (202) are located cover half die cavity (203) top and cover half die cavity (203) and injection molding chamber (202) bottom tube coupling, cover half die cavity (203) vertical direction is located same straight line and cover half die cavity (203) diameter is the same with sealing tube (307).

5. The device for forming threads on the surface of a plastic bottle cap as claimed in claim 4, wherein: and an injection pipe (204) is also arranged at the center of the top of the injection cavity (202).

6. The device for forming threads on the surface of a plastic bottle cap as claimed in claim 1, wherein: the molding assembly comprises threaded mold rods (305) and second gear rods (306), the plurality of threaded mold rods (305) are respectively installed inside a plurality of sealing pipes (307), and the plurality of second gear rods (306) are respectively connected with the bottoms of the plurality of threaded mold rods (305).

7. The device for forming threads on the surface of a plastic bottle cap as claimed in claim 6, wherein: the output end of the motor (301) is connected with a worm (303), the worm (303) is located in an inner cavity of the shell (101), a first gear rod (304) is installed on one side of the worm (303), the first gear rod (304) is provided with two gears of different sizes fixedly for a rotating shaft and two ends, the worm (303) is connected with the bottom gear of the first gear rod (304), and the second gear rod (306) is connected with the top gear of the first gear rod (304).