CN210679690U

CN210679690U - Pipe bending machine for fluoroplastic pipe production

Info

Publication number: CN210679690U
Application number: CN201921533745.9U
Authority: CN
Inventors: 石艳玲
Original assignee: Suzhou Aixin Fluoroplastics Co Ltd
Current assignee: Suzhou Aixin Fluoroplastics Co Ltd
Priority date: 2019-09-16
Filing date: 2019-09-16
Publication date: 2020-06-05
Anticipated expiration: 2029-09-16

Abstract

The utility model discloses a bending machine is used in fluoroplastics pipe production, which comprises a base, the equal perpendicular fixedly connected with pillar in base top four corners department, four solitary between the pillar top is connected with the roof, and the vertical downward fixed mounting of roof top intermediate position has the cylinder, the horizontal fixedly connected with connecting plate of piston rod lower extreme of cylinder, connecting plate bottom transverse connection have the top board. The utility model discloses when carrying out the return bend, place the pipe fitting on the pressurized wheel, then the cylinder drives the top board and descends and carry out the pressfitting to pipe fitting and pressurized wheel cooperation, and the pressurized wheel is heated the pipe fitting by constant temperature heating resistor silk heating among the pressfitting process, avoids the cold-formed condition that causes the pipe fitting rupture.

Description

Pipe bending machine for fluoroplastic pipe production

Technical Field

The utility model relates to a fluoroplastics pipe production technical field specifically is a bending machine is used in fluoroplastics pipe production.

Background

At present, a pipe made of polytetrafluoroethylene material has excellent chemical stability, high and low temperature resistance, corrosion resistance, flame retardance, sealing property, high lubrication and non-adhesion property, electric insulation property and good ageing resistance, and plays an important role in various fields of national economy such as chemical engineering, pharmacy, machinery, electronics, electrical appliances, military industry, aerospace, environmental protection, bridges and the like; by searching Chinese patent No. CN201720764936.0, the technical proposal can avoid the defects of poor forming of the bent pipe, low yield and the like caused by unstable manual operating force, and the bent pipe can slightly expand to be more attached to a bent pipe die during forming by filling proper compressed air into the pipe, thereby ensuring better bending effect and consistent diameter of the bent part and the non-bent part; however, the technical scheme has the following technical defects:

firstly, the technical scheme is not provided with any mechanism for heating the pipe fittings when in use, so that the pipe fittings are easily broken due to direct cold bending, and unnecessary economic loss is caused;

second, this technical scheme can only buckle the radian of regulation to the pipe fitting, and when the extrusion die was required to be changed in the later stage, every time all need change the stripper plate and receive two mechanisms of board, wastes time and energy.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bending machine is used in fluoroplastics pipe production has solved the problem that proposes in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a pipe bending machine for producing fluoroplastic pipes comprises a base, wherein four corners of the top of the base are vertically and fixedly connected with pillars, a top plate is connected between the tops of the four pillars in a single connection mode, an air cylinder is vertically and downwards fixedly installed in the middle of the top plate, the lower end of a piston rod of the air cylinder is horizontally and fixedly connected with a connecting plate, and the bottom of the connecting plate is transversely connected with an upper pressing plate;

a pressed wheel is vertically and fixedly connected to the middle position of the top of the base, a heating cavity is formed in the inner cavity of the pressed wheel, and a switch is fixedly mounted in the middle position of the upper side of the front part of the pressed wheel; the middle part of the rear side of the inner cavity of the heating cavity is fixedly provided with a constant temperature heating resistance wire, and the heating temperature is ℃.

As an optimized embodiment of the present invention, the upper press plate is fixedly connected to the connecting plate through the fixing bolt and the nut, and the upper press plate is arc-shaped.

As a preferred embodiment of the present invention, the pressed wheel is in a fixed inactive state.

As a preferred embodiment of the present invention, an internal thread sealing cover is screwed on the front opening end of the pressure wheel.

As a preferred embodiment of the present invention, the switch is electrically connected to the cylinder.

As an optimal implementation mode of the utility model, the arc channel has been seted up to the outer wall in the middle part of the pinch roller, and the arc channel aligns the setting with the top board in vertical direction, and the pinch roller is the aluminum alloy material with the top board.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses when carrying out the return bend, place the pipe fitting on the pressurized wheel, then the cylinder drives the top board and descends and carry out the pressfitting to pipe fitting and pressurized wheel cooperation, and the pressurized wheel is heated the pipe fitting by constant temperature heating resistor silk heating among the pressfitting process, avoids the cold-formed condition that causes the pipe fitting rupture.

2. The utility model discloses because at the top board through set bolt and nut and connecting plate fixed connection, the top board is the arc, when making things convenient for the later stage to need different return bend demands, changes different curved top boards to only need to change the top board can, need not to change the pressure mechanism, work efficiency promotes, improves the practicality.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic overall structure diagram of the pipe bender for producing fluoroplastic pipes of the present invention;

fig. 2 is a schematic front view of a cross-sectional structure of a pressed wheel of the pipe bender for producing fluoroplastic pipes, the pressed wheel is arranged on a base;

fig. 3 is a schematic view of a top view cross-sectional structure of a pressure wheel of the pipe bender for producing fluoroplastic pipes;

fig. 4 is a schematic diagram of a side view structure of the connection between the upper press plate and the piston rod of the pipe bending machine for producing fluoroplastic pipes.

In the figure: the device comprises a base 1, a support column 2, a switch 3, a top plate 4, a cylinder 5, a piston rod 6, an upper pressure plate 7, a pressed wheel 8, an internal thread sealing cover 9, a constant-temperature heating resistance wire 10, a heating cavity 11, an arc-shaped channel 12, a fixing bolt 13, a nut 14 and a connecting plate 15.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-4, the present invention provides a technical solution: a pipe bending machine for producing fluoroplastic pipes comprises a base 1, wherein four corners of the top of the base 1 are vertically and fixedly connected with pillars 2, a top plate 4 is connected between the tops of the four pillars 2 in a single connection mode, an air cylinder 5 is vertically and downwards fixedly installed in the middle of the top plate 4, the lower end of a piston rod 6 of the air cylinder 5 is horizontally and fixedly connected with a connecting plate 15, and the bottom of the connecting plate 15 is transversely connected with an upper pressing plate 7;

a pressed wheel 8 is vertically and fixedly connected with the middle position of the top of the base 1, the inner cavity of the pressed wheel 8 is provided with a heating cavity 11, and a switch 3 is fixedly arranged at the middle position of the upper side of the front part of the pressed wheel 8; the middle part of the rear side of the inner cavity of the heating cavity 11 is fixedly provided with a constant temperature heating resistance wire 10, the heating temperature is 30 ℃, when the pipe is bent, the pipe is placed on the pressure wheel 8, then the cylinder 5 drives the upper pressing plate 7 to descend and presses the pipe and the pressure wheel 8 in a matched mode, the pressure wheel 8 is heated by the constant temperature heating resistance wire 10 in the pressing process to heat the pipe, and the condition that the pipe is broken due to cold bending is avoided.

In this embodiment, top board 7 passes through fixing bolt 13 and nut 14 and connecting plate 15 fixed connection, and top board 7 is the arc, when making things convenient for the later stage needs different return bends demands, changes different curved top boards 7, improves the practicality.

In this embodiment, the pressure wheel 8 is in a fixed inactive state, and the pressure wheel 8 does not roll, but only is a simple upper pulley, so that the side wing of the pressure wheel 8 can protect the pipe fitting when the pipe is bent.

In this embodiment, be located the anterior opening end screw thread of pressurized wheel 8 and be screwed with internal thread closing cap 9, when the later stage needs to be changed the constant temperature heating resistor silk 10 in the pressurized wheel 8, with internal thread closing cap 9 follow pressurized wheel 8 anterior screw thread demolish can, convenient and fast.

In this embodiment, switch 3 and cylinder 5 electric connection for control cylinder 5 goes up and down, thereby drives top board 7 and pushes down the return bend.

In this embodiment, the arc channel 12 has been seted up to 8 middle part outer walls of pinch roller, and arc channel 12 aligns the setting with top board 7 in vertical direction, and pinch roller 8 and top board 7 are the aluminum alloy material, and the heat conductivity is good to certain intensity has, non-deformable, life is more of a specified duration.

When a bending machine is used in fluoroplastics pipe production, need explain, the utility model relates to a bending machine is used in fluoroplastics pipe production, including base 1, pillar 2, switch 3, roof 4, cylinder 5, piston rod 6, top board 7, receive pinch roller 8, internal thread closing cap 9, constant temperature heating resistor silk 10, heating cavity 11, arc channel 12, fixing bolt 13, nut 14, connecting plate 15, the part is general standard component or the part that technical personnel in the field know, and its structure and principle all can learn through the technical manual or learn through conventional experimental method for this technical personnel.

When in use, the middle position of the top of the base 1 is vertically and fixedly connected with a pressed wheel 8, the inner cavity of the pressed wheel 8 is provided with a heating cavity 11, and the middle position of the upper side of the front part of the pressed wheel 8 is fixedly provided with a switch 3; a constant-temperature heating resistance wire 10 is fixedly installed in the middle of the rear side of an inner cavity of the heating cavity 11, the heating temperature is 30 ℃, when the pipe is bent, the pipe is placed on the pressure wheel 8, then the air cylinder 5 drives the upper pressure plate 7 to descend and the pipe and the pressure wheel 8 are matched for pressing, the pressure wheel 8 is heated by the constant-temperature heating resistance wire 10 to heat the pipe in the pressing process, and the condition that the pipe is broken due to cold bending is avoided; the upper pressing plate 7 is fixedly connected with the connecting plate 15 through the fixing bolt 13 and the nut 14, the upper pressing plate 7 is arc-shaped, and different arc-shaped upper pressing plates 7 are replaced when different bent pipe requirements are needed in the later period, so that the practicability is improved.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied 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

1. The utility model provides a pipe bending machine is used in fluoroplastics pipe production, includes base (1), its characterized in that: the four corners of the top of the base (1) are vertically and fixedly connected with supporting columns (2), a top plate (4) is connected between the tops of the four supporting columns (2) in a single-arc mode, an air cylinder (5) is vertically and downwards fixedly installed in the middle of the top plate (4), the lower end of a piston rod (6) of the air cylinder (5) is horizontally and fixedly connected with a connecting plate (15), and the bottom of the connecting plate (15) is transversely connected with an upper pressing plate (7);

a pressed wheel (8) is vertically and fixedly connected to the middle position of the top of the base (1), the inner cavity of the pressed wheel (8) is provided with a heating cavity (11), and a switch (3) is fixedly arranged at the middle position of the upper side of the front part of the pressed wheel (8); the middle part of the rear side of the inner cavity of the heating cavity (11) is fixedly provided with a constant temperature heating resistance wire (10), and the heating temperature is 30 ℃.

2. The pipe bender for fluoroplastic pipe production according to claim 1, wherein: the upper pressure plate (7) is fixedly connected with the connecting plate (15) through a fixing bolt (13) and a nut (14), and the upper pressure plate (7) is arc-shaped.

3. The pipe bender for fluoroplastic pipe production according to claim 1, wherein: the pressed wheel (8) is in a fixed and inactive state.

4. The pipe bender for fluoroplastic pipe production according to claim 1, wherein: an internal thread sealing cover (9) is screwed on the front opening end of the pressed wheel (8).

5. The pipe bender for fluoroplastic pipe production according to claim 1, wherein: the switch (3) is electrically connected with the cylinder (5).

6. The pipe bender for fluoroplastic pipe production according to claim 1, wherein: the outer wall of the middle part of the pressed wheel (8) is provided with an arc-shaped channel (12), the arc-shaped channel (12) and the upper pressing plate (7) are aligned in the vertical direction, and the pressed wheel (8) and the upper pressing plate (7) are made of aluminum alloy materials.