CN216860544U

CN216860544U - Automatic reducing mechanism for tubular material extrusion molding

Info

Publication number: CN216860544U
Application number: CN202220517116.2U
Authority: CN
Inventors: 唐浩; 许林
Original assignee: Walthmac Measurement & Control Technology Co ltd
Current assignee: Walthmac Measurement & Control Technology Co ltd
Priority date: 2022-03-10
Filing date: 2022-03-10
Publication date: 2022-07-01
Anticipated expiration: 2032-03-10

Abstract

The utility model relates to the technical field of pipe processing, in particular to an automatic reducing mechanism for tubular material extrusion molding, which comprises a device body, wherein the device body comprises a fixed die carrier, the fixed die carrier is fixedly connected with a plurality of reducing support frames through connecting components, at least one symmetrical reducing sheet group is movably arranged in each reducing support frame, a first reducing sheet group, a second reducing sheet group and a third reducing sheet group are sequentially arranged in parallel in each reducing sheet group, and the two opposite reducing sheet groups are symmetrically arranged through a reducing core die.

Description

Automatic reducing mechanism for tubular material extrusion molding

Technical Field

The utility model relates to the technical field of pipe processing, in particular to an automatic diameter-changing mechanism for tubular material extrusion molding.

Background

At present, the fast corresponding market of small-batch and multi-specification pipes is getting bigger and bigger, and the automatic diameter changing of the pipes on the same production line under the condition of no stop becomes a development trend.

For a conventional pipe extrusion line, changing the diameter or wall thickness of the extruded pipe means that the production line must be stopped, replaced with a corresponding accessory, and then restarted to change the outer diameter, inner diameter, and wall thickness of the extruded pipe. In this process, the corresponding accessories are: the fashioned bush of tubular product, mandrel, sizing cover etc. all need change, and the mode is the manual work and changes, and change cycle length, and the operation degree of difficulty is big, intensity is high, has the potential safety hazard of being scalded along with operating personnel simultaneously.

In the prior art, on the premise of considering the cost and the economic effect of the industry, the traditional equipment in the industry is still used, corresponding simple modification is carried out on the basis of the equipment, and although the diameter can be changed, the self-diameter changing cannot be carried out, and meanwhile, the corresponding parts also need to be replaced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an automatic reducing mechanism for tubular material extrusion molding, which solves the problem that the automatic reducing of a pipe cannot be realized without stopping in the prior art.

The object of the utility model is achieved by the following technical solution,

the utility model provides a tubular material extrusion moulding's automatic reducing mechanism, includes the device body, the device body includes fixed die carrier, fixed die carrier has a plurality of reducing support frames, every through coupling assembling fastening connection the reducing piece group that at least the activity was provided with a symmetry in the reducing support frame, set gradually side by side in the reducing piece group and be provided with first reducing piece group, second reducing piece group and third reducing piece group, two relatively the reducing piece group all sets up through reducing mandrel symmetry.

It should be noted that the adjustment of different diameters is realized through a plurality of reducing plate groups.

And one ends of the first reducing plate group, the second reducing plate group and the third reducing plate group are respectively and correspondingly connected with a first oil cylinder group, a second oil cylinder group and a third oil cylinder group which are used for driving operation.

It should be noted that different oil cylinders are equipped with different reducing plate groups to ensure that the device always works normally.

The reducing core mold is fixedly connected with the core mold through the front end of the reducing core mold with threads.

It should be noted that the connection tightness of the whole device is ensured by the self-threading of the reducing core mold.

The reducing support frame is fixedly arranged on the reducing sheet group.

It should be noted that, automatic diameter changing is realized by fixing the diameter changing support frame on the diameter changing plate group.

The fixed die frame is connected with a first opening die through a fixed hoop, the first opening die is fixedly connected with a second opening die through a second connecting screw group, and the reducing support frame is connected with the second opening die through a third screw connecting group.

It should be noted that the convenience of installation and disassembly between the fixed die frame and the first opening die is realized through the hoop.

The first die is fixedly connected with the fixed die frame through the die frame positioning sleeve.

It should be noted that, a coaxial structure between the first die and the fixed die holder is ensured by the die holder positioning sleeve.

And the first oil cylinder group, the second oil cylinder group and the third oil cylinder group are fixedly connected on the reducing support frame through a fourth connecting screw group.

It should be noted that, the fourth connecting screw group is used for realizing the installation and the disassembly of different oil cylinders.

The fixing mold frame is connected to the front end of the device body through a first connecting screw group.

It should be noted that the first connection screw can selectively fasten when the structure is worn out.

Compared with the prior art, the utility model has the following advantages and beneficial effects: the diameter is changed through the first reducing plate group 15, the second reducing plate group 16 and the third reducing plate group 17 which are arranged in parallel, the whole structure does not need to be disassembled, the diameter changing work can be completed without disassembling the whole structure only by selecting and adjusting the first reducing plate group 15, the second reducing plate group 16 and the third reducing plate group 17 to be in a working state.

Drawings

FIG. 1 is a schematic structural view of the present invention;

figure 2 is a side view of the structure of the present invention.

Illustration of the drawings: the method comprises the following steps of 1-fixing a die set, 2-a first connecting screw group, 3-a die set positioning sleeve, 4-a fixing hoop, 5-a first opening die, 6-a second opening die, 7-a second connecting screw group, 8-a core die, 9-a fourth screw connecting group, 10-a diameter-changing core die, 11-a first oil cylinder group, 12-a second oil cylinder group, 13-a third oil cylinder group, 14-a diameter-changing support frame, 15-a first diameter-changing plate group, 16-a second diameter-changing plate group and 17-a third diameter-changing plate group.

Detailed Description

Referring to the accompanying drawings 1-2, this embodiment provides an automatic diameter-changing mechanism for tubular material extrusion molding, which is mainly used to solve the problem that the prior art cannot automatically change the diameter of a pipe without shutdown, and the automatic diameter-changing mechanism for tubular material extrusion molding is already in an actual use stage.

The utility model provides a tubular material extrusion moulding's automatic reducing mechanism, includes the device body, and the device body includes fixed die carrier 1, and fixed die carrier 1 has a plurality of reducing support frames 14 through coupling assembling fastening connection, and the activity is provided with a symmetrical reducing piece group at least in every reducing support frame 14, and the reducing piece is organized and is provided with first reducing piece group 15, second reducing piece group 16 and third reducing piece group 17 side by side in proper order, and two relative reducing piece groups all set up through reducing mandrel 10 symmetry.

It should be noted that, in the application, the diameter is changed through the set variable diameter sheet group, the variable diameter sheet group is connected with the fixed die carrier 1 through the variable diameter support frame 14, the whole variable diameter structure is connected with the device body through the fixed die carrier 1, in detail, the diameter is changed through the first variable diameter sheet group 15, the second variable diameter sheet group 16 and the third variable diameter sheet group 17 which are arranged in parallel, the whole structure does not need to be disassembled, the application only selects and adjusts the first variable diameter sheet group 15, the second variable diameter sheet group 16 and the third variable diameter sheet group 17 to be in a working state, and the diameter change can be completed without disassembling the whole structure.

One end of the first reducing disc group 15, one end of the second reducing disc group 16 and one end of the third reducing disc group 17 are respectively and correspondingly connected with a first oil cylinder group 11, a second oil cylinder group 12 and a third oil cylinder group 13 which are used for driving operation.

It should be noted that the first cylinder group 11, the second cylinder group 12, and the third cylinder group 13 respectively provide power for changing the positions of the first diameter-changing plate group 15, the second diameter-changing plate group 16, and the third diameter-changing plate group 17, and provide power for a plurality of diameter-changing plate groups with respect to one cylinder, and different diameter-changing plate groups are controlled by different cylinders, and the diameter-changing plate groups connected to the cylinders do not need to be changed, thereby improving the working efficiency.

The reducing core mold 10 is fixedly connected with a core mold 8 through the front end of the reducing core mold with threads.

In order to enable the core mold 8 to be connected and fastened to the variable diameter core mold 10 and to ensure a simple structure of the entire apparatus, the variable diameter core mold 10 is provided with a screw on its structural body, and the variable diameter core mold 10 is screwed by itself.

The reducing support frame 14 is fixedly arranged on the reducing sheet group.

It should be noted that, by fixing the reducing support frame 14 and the reducing sheet group, it is ensured that the reducing sheet group can always keep the relative position with the device body unchanged in the process of working.

The fixed die carrier 1 is connected with a first neck mold 5 through a fixed hoop 4, the first neck mold 5 is fixedly connected with a second neck mold 6 through a second connecting screw group 7, and the reducing support frame 14 is connected with the second neck mold 6 through a third screw connecting group.

It should be noted that, the fixed die carrier 1 and the first port die 5 are connected through the fixed hoop 4, so that the fixed die carrier 1 and the first port die 5 can be more conveniently mounted and dismounted. The first port die 5, the second port die 6 and the variable diameter support frames 14 are connected through the second connecting screw group 7 and the third screw connecting group, the tightness of the connection between the internal structures of the whole device can be realized by changing the tightness of the second connecting screw group 7 and the third screw connecting group, meanwhile, because a plurality of screws are arranged in the second connecting screw group 7 and the third screw connecting group, the screws at different specified positions of the gunn crown according to different positions of abrasion degrees can be realized, the whole device does not need to be abandoned due to the damage of one part, the cost can be effectively saved, and the service life of the device is prolonged.

The first mouth mold 5 is tightly connected with the fixed mold frame 1 through the mold frame positioning sleeve 3.

It should be noted that a connecting groove is formed in the center of the end portion of the first neck mold 5 and the center of the end portion of the fixed mold frame 1, a mold frame positioning sleeve 3 is arranged in the connecting groove, in detail, the first neck mold 5, the mold frame positioning sleeve 3 and the fixed mold frame 1 are coaxially arranged with one another, and the arranged positioning sleeve 3 is used for limiting and guaranteeing the coaxial state between the first neck mold 5 and the fixed mold frame 1 all the time, so that the whole device can normally work.

The first oil cylinder group 11, the second oil cylinder group 12 and the third oil cylinder group 13 are fixedly connected to the reducing support frame 14 through a fourth connecting screw group 9.

It should be noted that, install first oil cylinder group 11, second oil cylinder group 12, third oil cylinder group 13 on reducing support frame 14 through fourth connecting screw group 9, when being convenient for install and dismantle, because have a plurality of screws in fourth connecting screw group 9, reducing group that can use as required carries out the installation of motor, carry out the increase or the reduction of motor according to the content of work, for only a motor, when this motor is bad then whole device can't work, a plurality of motors of this application then can guarantee that the device can work all the time.

It should be emphasized in this embodiment that, in order to implement the scheme of the present application, a lead screw, a driving motor, a direction-changing motor, a hydraulic driving structure, and the like may be used to replace the first cylinder group 11, the second cylinder group 12, and the third cylinder group 13 in this embodiment, which are all within the technical scope of the present application as long as the implementation effects are the same.

The fixing mold frame 1 is connected to the front end of the apparatus body by a first connecting screw group 2.

It should be noted that, connecting the fixed die carrier 1 and the device body through the first connecting screw group 2 can facilitate the disassembly and the assembly, and meanwhile, when abrasion is generated between the fixed die carrier 1 and the device body, the fastening can be realized by adjusting different screws instead of discarding the whole device differently, so that the production cost can be effectively saved, and the service life is prolonged.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a tubular material extrusion moulding's automatic reducing mechanism, a serial communication port, including the device body, the device body is including fixed die carrier (1), fixed die carrier (1) has a plurality of reducing support frames (14), every through coupling assembling fastening connection at least the activity is provided with the reducing piece group of a symmetry in reducing support frame (14), set up side by side in proper order in the reducing piece group first reducing piece group (15), second reducing piece group (16) and third reducing piece group (17), two relatively the reducing piece group all sets up through reducing mandrel (10) symmetry.

2. The automatic reducing mechanism for tubular material extrusion molding according to claim 1, wherein one end of the first reducing plate group (15), the second reducing plate group (16) and the third reducing plate group (17) are respectively and correspondingly connected with a first oil cylinder group (11), a second oil cylinder group (12) and a third oil cylinder group (13) for driving operation.

3. The automatic diameter-changing mechanism for tubular material extrusion molding according to claim 1, wherein the diameter-changing core mold (10) is fixedly connected with the core mold (8) through the self-threaded front end thereof.

4. The automatic reducing mechanism for tubular material extrusion molding of claim 2, wherein the reducing support frame (14) is fixedly arranged on the reducing sheet group.

5. The automatic diameter-changing mechanism for tubular material extrusion molding according to claim 1, wherein the fixed die frame (1) is connected with a first neck die (5) through a fixed hoop (4), the first neck die (5) is fixedly connected with a second neck die (6) through a second connecting screw group (7), and the diameter-changing support frame (14) is connected with the second neck die (6) through a third screw connecting group.

6. The automatic diameter-changing mechanism for tubular material extrusion molding according to claim 5, wherein the first die (5) is tightly connected with the fixed die carrier (1) through a die carrier positioning sleeve (3).

7. The automatic diameter changing mechanism for tubular material extrusion molding according to claim 2, wherein the first cylinder set (11), the second cylinder set (12) and the third cylinder set (13) are fixedly connected to the diameter changing support frame (14) through a fourth connecting screw set (9).

8. The automatic diameter changing mechanism for extrusion molding of tubular material as claimed in claim 1, wherein the fixed die carrier (1) is connected to the front end of the device body by a first connecting screw group (2).