CN218020167U

CN218020167U - Automatic lining plastic device for inner wall of pipe fitting

Info

Publication number: CN218020167U
Application number: CN202221890352.5U
Authority: CN
Inventors: 郝永超; 张健
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-07-22
Filing date: 2022-07-22
Publication date: 2022-12-13
Anticipated expiration: 2032-07-22

Abstract

The utility model discloses an automatic plastic lining device for the inner wall of a pipe fitting, which comprises a box body, wherein the box body is provided with a working table surface, the working table surface is provided with a feed opening and a tool opening which are arranged side by side, a lower tool is embedded in the tool opening, the bottom end of the lower tool is detachably connected with the top end of a feed pipe, the feed pipe is positioned in the box body, and the feed pipe is provided with a valve for controlling the powder circulation; lower frock cooperatees with the last frock of top, goes up the frock and installs the one end at hose A, and hose A's the other end is connected with powder recovery unit after passing the box tank wall, and powder recovery unit sets up at box inner chamber top, and powder recovery unit bottom is equipped with the material pond of hopper and liftable in proper order, and the open end of hopper bottom is arranged in the material pond inner chamber, and the lower extreme setting of inlet pipe is in the material pond inner chamber. The utility model can solve the problem that excessive powder remains in the workpiece, and ensure the beauty of the workpiece; the tool can be quickly replaced when workpieces of different models are machined, and labor and production cost are saved.

Description

Automatic lining plastic device for inner wall of pipe fitting

Technical Field

The utility model relates to a device is moulded to automatic lining of pipe fitting inner wall belongs to the lining and moulds a processing technology field.

Background

The plastic-lined steel pipe is made up of ordinary carbon steel pipe and thermoplastic plastics with excellent chemical performance through cold drawing or rolling shaping, and features both mechanical performance and corrosion resistance.

Chinese patent No. CN202220114177.4 discloses a pipe fitting internal plastic coating device, which is provided with a shell, a vulcanizing barrel, a suction pipe, a first pair of joints, a reflux barrel and a second pair of joints, so that a metal pipe fitting which is just sprayed and heated can be placed between the first pair of joints and the second pair of joints, and after PE powder passes through the inside of the pipe fitting, a coating layer can be formed on the inner wall of the pipe fitting.

However, the above device has a great technical defect in the practical production and application process: when the workpiece is lined with plastic, excessive powder is remained in the workpiece when the workpiece is taken, the excessive powder can be adhered to the outer wall of the workpiece, the appearance of the workpiece is influenced, and manual trimming is required; the suction tube adopts integrated into one piece's mode with first butt joint, and when processing not unidimensional pipe fitting, first butt joint and suction tube need be changed simultaneously, and the change process is wasted time and energy, and has increased manufacturing cost.

In view of the above, the prior art is obviously inconvenient and disadvantageous in practical use, and needs to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model provides an automatic plastic lining device for the inner wall of a pipe fitting aiming at the defects in the background technology, which can solve the problem that excessive powder is left in the workpiece and ensure the beauty of the workpiece; the tool can be quickly replaced when workpieces of different models are machined, and labor and production cost are saved.

For solving the technical problem, the utility model adopts the following technical scheme:

an automatic plastic lining device for the inner wall of a pipe fitting comprises a box body, wherein a working table surface is arranged on the box body, and a feed opening and a tool opening are arranged on the working table surface side by side; a lower tool is embedded in the tool opening, the bottom end of the lower tool is detachably connected with the top end of the feed pipe, the feed pipe is positioned in the box body, and a valve for controlling powder circulation is arranged on the feed pipe;

the lower tool is matched with the upper tool above the lower tool, the upper tool is installed at one end of the hose A, and the other end of the hose A penetrates through the wall of the box body and then is connected with the powder recovery device;

the powder recovery device is arranged at the top of the inner cavity of the box body, the bottom of the powder recovery device is sequentially provided with a hopper and a liftable material pool, the open end of the bottom of the hopper is positioned in the inner cavity of the material pool, and the lower end of the feeding pipe is arranged in the inner cavity of the material pool.

The utility model provides an optimization scheme, the material pond is located box inner chamber bottom, and the material pond is connected with the cylinder of vertical setting.

Furthermore, a vulcanizing plate is arranged at the bottom of the material pool.

Further, the powder recovery device is communicated with a vacuum pump through a hose B, and the vacuum pump is positioned at the bottom of the inner cavity of the box body.

Further, the front of box is equipped with block terminal and reserve frock supporter, and block terminal and reserve frock supporter set up in hose A both sides.

Further, be provided with touch-sensitive screen, button and pilot lamp on the block terminal, be equipped with PLC control module in the block terminal.

Furthermore, the bottom of the box body is provided with a plurality of casters.

The utility model adopts the above technical scheme after, compare with prior art, have following advantage:

in the suction process, when the suction setting time is reached, the material pool falls to the low position under the action of the cylinder and then the valve on the material pipe is closed, so that the function of evacuating redundant powder in the workpiece is realized, the problem that the redundant powder is adhered to the outer wall of the workpiece due to excessive powder in the workpiece is effectively avoided, the appearance of the workpiece is ensured, and the manual trimming process is saved;

the lower tool in the utility model adopts a detachable connection mode, so that the lower tools with different specifications can be replaced quickly, the feeding pipe does not need to be replaced when the lower tools are replaced, and the labor and the production cost are saved;

the utility model discloses a touch-sensitive screen, PLC control, each time parameter can both be adjusted according to the work piece of actual processing, improves work efficiency, and it is extravagant to reduce unnecessary.

The present invention will be described in detail with reference to the accompanying drawings and examples.

Drawings

Fig. 1 is a schematic view of the internal structure of the present invention;

FIG. 2 is a front view of the structure of the present invention;

fig. 3 is a schematic structural diagram of the middle box body of the present invention.

In the figure, 1-box body, 2-upper tool, 3-hose A, 4-powder recovery device, 5-hose B, 6-hopper, 7-vacuum pump, 8-cylinder, 9-material pool, 10-valve, 11-lower tool, 12-vulcanized plate, 13-distribution box, 14-spare tool storage rack, 15-discharge port, 16-tool port, 17-truckle and 18-feeding pipe.

Detailed Description

In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described with reference to the accompanying drawings.

As shown in fig. 1-3, the utility model provides an automatic plastic lining device for inner walls of pipe fittings, which comprises a box body 1 with an L-shaped structure, wherein a work table surface is arranged on the box body 1, and a feed opening 15 and a tool opening 16 are arranged on the work table surface side by side; the lower tool 11 is embedded in the tool opening 16.

The bottom end of the lower tool 11 is connected with the top end of the feeding pipe 18, the feeding pipe 18 is positioned in the box body 1, and the lower tool 11 and the feeding pipe 18 are detachably connected, so that the lower tools 11 of different specifications can be replaced quickly; the feed pipe 18 is provided with a valve 10 for controlling the flow of powder.

The lower tool 11 is matched with the upper tool 2 above the lower tool, and a workpiece is placed between the upper tool 2 and the lower tool 11; the upper tool 2 is arranged at one end of the hose A3; the other end of the hose A3 penetrates through the wall of the box body 1 and then is connected with the powder recovery device 4.

The powder recovery device 4 is arranged at the top of the inner cavity of the box body 1; the bottom of the powder recovery device 4 is sequentially provided with a hopper 6 and a liftable material pool 9, the open end of the bottom of the hopper 6 is positioned in the inner cavity of the material pool 9, and the lower end of a feeding pipe 18 is arranged in the inner cavity of the material pool 9.

The material pond 9 is located 1 inner chamber bottom of box, and material pond 9 bottom is equipped with vulcanization board 12, and material pond 9 is connected with the cylinder 8 of vertical setting, and cylinder 8 provides the power source for the lift of material pond 9.

The powder recovery device 4 is communicated with a vacuum pump 7 through a hose B5, the vacuum pump 7 is positioned at the bottom of the inner cavity of the box body 1, and the vacuum pump 7 provides a power source for powder suction.

The front of box 1 is equipped with block terminal 13 and reserve frock supporter 14, and block terminal 13 and reserve frock supporter 14 set up in hose A3 both sides.

Be provided with touch-sensitive screen, button and pilot lamp on block terminal 13, be equipped with PLC control module in the block terminal 13.

The bottom of the box body 1 is provided with a plurality of trundles 17, and the trundles 17 are arranged to facilitate the movement of the whole machine.

The utility model discloses a concrete theory of operation:

the workpiece is placed between an upper tool 2 and a lower tool 11, a vacuum pump 7 is started after a start button is pressed, powder sequentially passes through a feeding pipe 18, a valve 10 and the lower tool 11 to enter the workpiece, the temperature of the workpiece is about 300 ℃, the powder is adhered to the inner wall of the workpiece to form an even layer of picture, redundant powder passes through the upper tool 2 and a hose A3 to enter a powder recovery device 4 to be recovered, and then falls into a material pool 9 through a hopper 6, so that the cyclic utilization of the powder is realized. In the suction process, when the suction set time is reached, the material pool 9 falls to a low position under the action of the air cylinder 8, then the valve 10 on the feeding pipe 18 is closed, only redundant powder in the workpiece is sucked, and after the delay is finished, the vacuum pump 7 is stopped, and a working cycle is finished.

The foregoing is illustrative of the best mode of the invention, and details not described herein are within the common general knowledge of a person of ordinary skill in the art. The protection scope of the present invention is subject to the content of the claims, and any equivalent transformation based on the technical teaching of the present invention is also within the protection scope of the present invention.

Claims

1. An automatic plastic lining device for the inner wall of a pipe fitting comprises a box body (1), wherein a working table is arranged on the box body (1), and a feed opening (15) and a tool opening (16) are arranged on the working table side by side; the method is characterized in that: a lower tool (11) is embedded in the tool opening (16), the bottom end of the lower tool (11) is detachably connected with the top end of a feeding pipe (18), the feeding pipe (18) is positioned in the box body (1), and a valve (10) for controlling powder circulation is mounted on the feeding pipe (18);

the lower tool (11) is matched with the upper tool (2) above the lower tool, the upper tool (2) is installed at one end of the hose A (3), and the other end of the hose A (3) penetrates through the box wall of the box body (1) and then is connected with the powder recovery device (4); powder recovery unit (4) set up at box (1) inner chamber top, and powder recovery unit (4) bottom is equipped with material pond (9) of hopper (6) and liftable in proper order, and the open end of hopper (6) bottom is arranged in material pond (9) inner chamber, and the lower extreme setting of inlet pipe (18) is in material pond (9) inner chamber.

2. The automatic plastic lining device for the inner wall of the pipe fitting as claimed in claim 1, wherein: the material tank (9) is positioned at the bottom of the inner cavity of the box body (1), and the material tank (9) is connected with a vertically arranged cylinder (8).

3. The automatic plastic lining device for the inner wall of the pipe fitting as claimed in claim 2, wherein: and a vulcanizing plate (12) is arranged at the bottom of the material pool (9).

4. The automatic plastic lining device for the inner wall of the pipe fitting as claimed in claim 1, wherein: the powder recovery device (4) is communicated with a vacuum pump (7) through a hose B (5), and the vacuum pump (7) is positioned at the bottom of the inner cavity of the box body (1).

5. The automatic plastic lining device for the inner wall of the pipe fitting as claimed in claim 1, wherein: the front of box (1) is equipped with block terminal (13) and reserve frock supporter (14), and block terminal (13) and reserve frock supporter (14) set up in hose A (3) both sides.

6. The automatic plastic lining device for the inner wall of the pipe fitting as claimed in claim 5, wherein: be provided with touch-sensitive screen, button and pilot lamp on block terminal (13), be equipped with PLC control module in block terminal (13).

7. The automatic plastic lining device for the inner wall of the pipe fitting as claimed in claim 1, wherein: the bottom of the box body (1) is provided with a plurality of trundles (17).