CN217098103U

CN217098103U - Scald preventing structure of pipe cutting machine

Info

Publication number: CN217098103U
Application number: CN202221056608.2U
Authority: CN
Inventors: 段志琪
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-04-28
Filing date: 2022-04-28
Publication date: 2022-08-02
Anticipated expiration: 2032-04-28

Abstract

The utility model discloses an anti-scald structure of a pipe cutting machine, which comprises a pipe cutting platform, a pipe clamping device and a thermal cutting torch, wherein the pipe clamping device and the thermal cutting torch are arranged on the pipe cutting platform and are used for clamping one end of a pipe to drive the pipe to move back and forth; one end of the slag trap is provided with a support rod, and the support rod penetrates through the pipe clamping device and is fixed on the pipe cutting platform. The utility model discloses can solve tubular product high temperature disintegrating slag and scald the pipe and lead to the pipeline to discolour and the problem that the high temperature disintegrating slag adheres to the tubular product inner wall when carrying out hot cutting, but wide application in tubular product hot cutting technical field.

Description

Scald preventing structure of pipe cutting machine

Technical Field

The utility model belongs to the technical field of the tubular product cutting technique and specifically relates to a tubular product cutting machine scald preventing structure is related to.

Background

The pipe cutting is widely used in building construction, especially in the fields of manufacturing stainless steel doors and windows and the like. With the increasing market competition, the traditional manual cutting can not meet the production requirement. For catering to the market demand, the efficiency of processing is improved, and simultaneously, make things convenient for various sizes of accurate processing and figure, various automatic cutting machine has appeared on the market, especially plasma cutting machine is the most common, plasma cutting burns tubular product through instantaneous high temperature and melts, therefore, can have the high temperature disintegrating slag to drop when the cutting, when cutting tubular product, the high temperature disintegrating slag drops on tubular product, can scald tubular product in the twinkling of an eye, and simultaneously, also possible adhesion is on the tubular product inner wall, thereby after processing is accomplished, anomalous scald metallic color can appear in the lower tubular product of cutting hole, unusual obvious seeing is difficult, and hardly get rid of, be unfavorable for the using widely in market.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a tubular product cutting machine scald preventing structure, tubular product easily scalds the problem of discolouing when solving current tubular product cutting.

The utility model provides a technical scheme that its technical problem adopted is: an anti-scald structure of a pipe cutting machine comprises a pipe cutting platform, a pipe clamping device and a thermal cutting torch, wherein the pipe clamping device and the thermal cutting torch are arranged on the pipe cutting platform and used for clamping one end of a pipe to drive the pipe to move back and forth; one end of the slag trap is provided with a support rod, and the support rod penetrates through the pipe clamping device and is fixed on the pipe cutting platform.

In order to cool the high-temperature slag generated by the thermal cutting and prolong the time of falling on the pipe wall, an air blowing device is arranged on the pipe cutting platform; the air flow generated by the air blowing device runs in the axial direction of the pipe in the pipe and acts on the hot cutting position of the pipe to blow the cutting slag generated by the hot cutting away from the hot cutting position along the axial direction of the pipe.

Specifically, the pipe clamping device comprises a chuck for clamping a pipe to be processed, and a rotating shaft which is fixed on the chuck and rotates together with the chuck; the rotating shaft is of a hollow tubular structure, the tube cutting device is further provided with a sliding trolley which is slidably mounted on the tube cutting platform and can move back and forth along the axial direction of the tube cutting platform, and the tube clamping device is mounted on the sliding trolley.

Preferably, the bracing piece is hollow tubular structure, be provided with the sleeve in the pivot, telescopic one end is provided with the hole of stepping down with bracing piece looks adaptation, and the other end is provided with the hole of stepping down with pivot looks adaptation, the connection is provided with the gas blow pipe on the sleeve, the part that the pivot is located the sleeve is provided with a set of inlet port along the circumferencial direction.

In order to further improve the air quantity, the end part of the supporting rod is butted with an air outlet of the blowing device.

As another design scheme, the supporting rod is of a solid structure, the supporting rod is fixedly supported on the pipe cutting platform, a sleeve is arranged on the rotating shaft, one end of the sleeve is provided with a yielding hole matched with the supporting rod, the other end of the sleeve is provided with a yielding hole matched with the rotating shaft, the sleeve is connected with an air blowing pipe, and the other end of the air blowing pipe is connected with an air blowing device; the part of the rotating shaft, which is positioned in the sleeve, is provided with a group of air inlets along the circumferential direction.

The utility model has the advantages that: the utility model discloses a be provided with the slag trap in hot cutting burning torch position department, the high temperature disintegrating slag that the hot cutting produced spatters the slag trap on, can not directly spatter on the tubular product inner wall to avoid pipe wall high temperature to scald and discolour. The slag trap passes through the fixed setting of bracing piece on tubular product cutting platform for the slag trap is in the position of hot cutting all the time, and when removing tubular product, need not the position of synchronous adjustment slag trap, unlike existing equipment, tubular product when removing, needs the position of synchronous adjustment slag trap, consequently, has improved the convenience of operation greatly. Gas blowing device blows in to tubular product, when the high temperature disintegrating slag that the hot cutting burning torch produced when the cutting is not falling on the tubular product inner wall, taken away by the air current promptly, the axis direction removal along tubular product is taken to farther place or is blown out tubular product, the heat of high temperature disintegrating slag can be taken away fast to the air current, even after the high temperature disintegrating slag removed a section distance, still fall on the tubular product inner wall, because the heat is taken away, consequently, also can not scald tubular product, cause tubular product discoloration and the problem of disintegrating slag adhesion on the tubular product inner wall. Meanwhile, the air flow generated by the air blowing device can prolong the falling time of the high-temperature slag and reduce the temperature of the high-temperature slag, so that the temperature of the high-temperature slag is greatly reduced when the high-temperature slag falls onto the pipe wall, and the pipe wall cannot be burnt.

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

Drawings

Fig. 1 is a schematic perspective view of embodiment 1 of the present invention.

Fig. 2 is a schematic perspective view of embodiment 2 of the present invention.

Fig. 3 is a schematic structural view of the slag receiving groove with a middle arc-shaped structure.

Fig. 4 is a schematic structural view of the slag receiving groove with a middle flat plate structure of the present invention.

Fig. 5 is a front view of embodiment 2 of the present invention.

Fig. 6 is a partial sectional view of embodiment 2 of the present invention.

Fig. 7 is a schematic structural view of the support rod with a tubular structure according to the present invention.

Fig. 8 is a front view of embodiment 4 of the present invention.

Detailed Description

Example 1: as shown in fig. 1, a tubular product cutting machine scald preventing structure, includes tubular product cutting platform 1, tubular product cutting platform 1's one end is fixed to be provided with at least one hot cutting burning torch 3, hot cutting burning torch 3 includes laser cutting torch, plasma cutting torch and flame cutting torch. Still be provided with tubular product clamping device 2 on the tubular product cutting platform 1, tubular product clamping device 2 is used for pressing from both sides tightly waiting to process tubular product and drives tubular product rotation and round trip movement on tubular product cutting platform 1, accomplishes the cutting of tubular product with the cooperation of hot cutting burning torch 3. During the use, tubular product clamping device 2 cliies the one end of tubular product and drives its rotation and round trip movement, and simultaneously, the cutting of tubular product is accomplished in the work of hot cutting burning torch 3, tubular product cutting platform 1 is provided with tubular product bearing structure in the one end of hot cutting burning torch 3, and tubular product bearing structure includes backup pad 11 and a set of depression bar 12 of setting in backup pad 11, and the tip of depression bar 12 is provided with the ball to make depression bar 12 when supporting the location to tubular product, tubular product can also rotate. The thermal cutting torch 3 is also fixed to the support plate 11. In addition, other structures for supporting the tube may be provided, such as a supporting groove adapted to the tube, for example.

Specifically, a sliding trolley 7 is arranged on the pipe cutting platform 1, and the pipe clamping device 2 is installed on the sliding trolley 7. The pipe clamping device 2 comprises a chuck 21 for clamping a round pipe to be processed, a rotating shaft 22 which is fixed on the chuck 21 and rotates together with the chuck 21, and a driving motor and a rotating connecting piece which drive the rotating shaft 22 to rotate are further arranged. As a driving scheme, a driving gear is disposed on an output shaft of the driving motor, a driven gear engaged with the driving gear is disposed on the rotating shaft 22, and the motor rotates to drive the rotating shaft 22 to rotate. The chuck 21 is a conventional three-jaw chuck, and other clamping structures can be adopted.

The rotating shaft 22 is of a hollow tubular structure, the other end of the rotating shaft 22, which is opposite to the chuck 21, is connected with the air blowing device 4, preferably, a fan is adopted, an air outlet of the air blowing device 4 faces the rotating shaft 22, cold air flow is blown out in the direction of the rotating shaft 22, and the air flow is blown into the clamped pipe through the rotating shaft 22. The blowing device 4 is fixedly connected with the sliding trolley 7 and moves along with the sliding trolley 7. The blowing device 4 can take away the heat in the pipe in time and blow the high-temperature slag generated by thermal cutting away from the thermal cutting position; when the air volume is large enough, the high-temperature broken slag can be directly blown out of the pipe. The air flow can extend the air movement time of the high-temperature slag, and reduce the temperature of the high-temperature slag, so that the temperature of the high-temperature slag is greatly reduced when the high-temperature slag falls on the inner wall of the pipe, and the pipe is prevented from being scalded.

Example 2: as shown in fig. 2, an anti-scald structure for a pipe cutting machine comprises a pipe cutting platform 1, a sliding trolley 7 and a thermal cutting torch 3, wherein the sliding trolley 7 and the thermal cutting torch are arranged on the pipe cutting platform 1. The position department that tubular product cutting platform 1 is located hot cutting burning torch 3 is provided with slag trap 5, and slag trap 5 is located inside the tubular product, the air current of hot cutting burning torch 3 production is used in slag trap 5 to the high temperature disintegrating slag that makes hot cutting burning torch 3 produce directly is used in slag trap 5. As shown in fig. 3, when one thermal cutting torch 3 is used, the thermal cutting torch 3 is located right above the pipe, and the slag trap 5 is of an arc-shaped structure and located right below the thermal cutting torch 3, so as to conveniently receive high-temperature slag. As shown in fig. 4, when the left and right thermal cutting torches 3 are used, the slag trap 5 has a flat plate structure. As shown in fig. 3 and 4, a support rod 6 is fixedly arranged at one end of the slag trap 5, the support rod 6 is of a solid structure, and the support rod 6 penetrates through the rotating shaft 22 and the chuck 21 and is fixed on the pipe cutting platform 1. When the pipe rotates, the slag trap 5 and the support rod 6 are kept still all the time. The slag baffle 5 can be in other shapes as long as the high-temperature slag generated by each thermal cutting gun can be blocked to the maximum extent. As shown in fig. 5 or fig. 6, in order to ensure that the hot cutting position can be blown, a sleeve 23 is arranged on the rotating shaft 22, a yielding hole matched with the supporting rod 6 is formed in one end of the sleeve 23, a yielding hole matched with the rotating shaft 22 is formed in the other end of the sleeve 23, a sealing ring can be arranged at the yielding hole to ensure the sealing performance, and a rotating bearing is arranged between the sleeve 23 and the rotating shaft 22. The sleeve 23 is connected with an air blowing pipe 24, the other end of the air blowing pipe 24 is connected with an air blowing device 4, and the air blowing device 4 is fixedly connected with the sliding trolley 7; the part of the rotating shaft 22, which is positioned in the sleeve 23, is provided with a group of air inlet holes 25 along the circumferential direction, air flow generated by the air blowing device 4 enters the rotating shaft 22 through the air inlet holes 25, and then is blown to the inside of the pipe along the axial running of the rotating shaft 22, so that axial air flow is generated inside the pipe, high-temperature broken slag generated by thermal cutting is blown away from the thermal cutting position, and the temperature of the thermal cutting broken slag is reduced. Here, the leakproofness requirement of sleeve 23 and bracing piece 6 and pivot 22 is not high, allows a small amount of gas leakage, as long as most other get into pivot 22 inside through inlet port 25 can realize the utility model discloses a function. Certainly, in order to reduce the loss of the amount of wind, the cooperation position of sleeve 23 increases seal structure, is also in the protection scope of the utility model. Otherwise, the same procedure as in example 1 was repeated.

Example 3: as shown in fig. 7, an anti-scald structure for a pipe cutting machine comprises a pipe cutting platform 1, a sliding trolley 7 and a thermal cutting torch 3, wherein the sliding trolley 7 and the thermal cutting torch are arranged on the pipe cutting platform 1. The position of the pipe cutting platform 1, which is located on the thermal cutting torch 3, is provided with a slag trap 5, one end of the slag trap 5 is fixedly provided with a support rod 6, and the support rod 6 is of a hollow tubular structure. The rest is the same as example 2.

Example 4: as shown in fig. 8, an anti-scald structure for a pipe cutting machine comprises a pipe cutting platform 1, a sliding trolley 7 and a thermal cutting torch 3, wherein the sliding trolley 7 and the thermal cutting torch are arranged on the pipe cutting platform 1. The pipe cutting platform 1 is provided with a slag trap 5 at the position of the thermal cutting torch 3, one end of the slag trap 5 is fixedly provided with a support rod 6, the support rod 6 is of a hollow tubular structure, the end part of the support rod 6 is in butt joint with the gas outlet of a gas blowing device 4, and the gas blowing device 4 is fixed on the pipe cutting platform 1 and blows gas to the support rod 6. Meanwhile, a blowing device 4 is also arranged on the sliding trolley 7, and the pipe is blown through a sleeve 23, and the other steps are the same as those of the embodiment 3.

Example 5: the utility model provides a tubular product cutting machine scald preventing structure, includes tubular product cutting platform 1, sets up slip dolly 7 and the hot cutting burning torch 3 on tubular product cutting platform 1. The pipe cutting platform 1 is provided with a slag trap 5 at the position of the thermal cutting torch 3, one end of the slag trap 5 is fixedly provided with a support rod 6, and the support rod 6 penetrates through the pipe clamping device 2 and is fixed on the pipe cutting platform 1. As shown in fig. 2 to 4, even if the air blowing device 4 is not used, the protection function can be well achieved. The slag trap 5 is fixed through the support rod 6 for the slag trap is in the position of hot cutting all the time, and when removing tubular product, need not the position of synchronous adjustment slag trap, unlike current equipment, when tubular product removed, the position of need synchronous adjustment slag trap, consequently, has improved the convenience of operation greatly.

The invention has been described above by way of example with reference to the accompanying drawings. Obviously, the specific implementation of the present invention is not limited by the above-described manner. Various insubstantial improvements are made by adopting the method conception and the technical proposal of the utility model; or without improvement, the above conception and technical solution of the present invention can be directly applied to other occasions, all within the protection scope of the present invention.

Claims

1. The utility model provides a tubular product cutting machine scald preventing structure, includes tubular product cutting platform (1), sets up and is used for pressing from both sides tubular product one end and drives tubular product clamping device (2) and hot cutting burning torch (3) of tubular product back-and-forth movement on tubular product cutting platform (1), its characterized in that: a slag trap (5) is arranged at the position, located on the thermal cutting gun (3), of the pipe cutting platform (1), and airflow produced by the thermal cutting gun (3) acts on the slag trap (5); one end of the slag trap (5) is provided with a support rod (6), and the support rod (6) penetrates through the pipe clamping device (2) and is fixed on the pipe cutting platform (1).

2. The tube cutting machine scald preventing structure of claim 1, wherein: the pipe cutting platform (1) is provided with an air blowing device (4); the air flow generated by the air blowing device (4) runs along the axial direction of the pipe in the pipe and acts on the hot cutting position of the pipe to blow the cutting slag generated by the hot cutting away from the hot cutting position along the axial direction of the pipe.

3. The tube cutting machine scald preventing structure of claim 1, wherein: the pipe clamping device (2) comprises a clamping head (21) for clamping a pipe to be processed and a rotating shaft (22) which is fixed on the clamping head (21) and rotates together with the clamping head (21); the rotating shaft (22) is of a hollow tubular structure, the sliding trolley (7) is slidably mounted on the pipe cutting platform (1) and can move back and forth along the axial direction of the pipe cutting platform (1), and the pipe clamping device (2) is mounted on the sliding trolley (7).

4. The tube cutting machine scald preventing structure of claim 3, wherein: the utility model discloses a bearing support, including bracing piece (6), pivot (22), sleeve (23), air blow pipe (24), the part that pivot (22) is located sleeve (23) is provided with a set of inlet port (25) along the circumferencial direction, be provided with sleeve (23) on pivot (22), the one end of sleeve (23) be provided with the hole of stepping down of bracing piece (6) looks adaptation, the other end be provided with the hole of stepping down of pivot (22) looks adaptation, the connection is provided with air blow pipe (24) on sleeve (23), the part that pivot (22) is located sleeve (23).

5. The tube cutting machine scald preventing structure of claim 4, wherein: the end part of the supporting rod (6) is in butt joint with an air outlet of the air blowing device (4).

6. The tube cutting machine scald preventing structure of claim 3, wherein: the supporting rod (6) is of a solid structure, the supporting rod (6) is fixedly supported on the pipe cutting platform (1), a sleeve (23) is arranged on the rotating shaft (22), one end of the sleeve (23) is provided with a yielding hole matched with the supporting rod (6), the other end of the sleeve (23) is provided with a yielding hole matched with the rotating shaft (22), the sleeve (23) is connected with an air blowing pipe (24), and the other end of the air blowing pipe (24) is connected with an air blowing device (4); the part of the rotating shaft (22) positioned in the sleeve (23) is provided with a group of air inlet holes (25) along the circumferential direction.