阅读说明：本技术 一种多功能的镀锌风管生产用离子切割机 (Multifunctional ion cutting machine for galvanized air pipe production ) 是由 徐秀旺 张焕勇 徐秀勇 吴春花 吴春圆 于 2021-09-15 设计创作，主要内容包括：本发明提供一种多功能的镀锌风管生产用离子切割机,包括支撑架,安装顶板,导向孔,储气罐,导气管,切割头和火焰喷射管,所述的安装顶板螺栓安装在支撑架的上部；所述的导向孔开设在安装顶板的中间位置；所述的储气罐螺栓安装在安装顶板的上部右侧；所述的导气管一端与储气罐接通,另一端与切割头接通；所述的切割头设置在导向孔的下部；所述的火焰喷射管安装在支撑架的下部。本发明左旋螺杆和右旋螺杆的外侧分别螺纹连接有横向滑动板,有利于在使用时方便根据风管的直径对支撑辊之间的间距调整；旋转电机的输出轴与支撑辊的中心键连接,有利于在对风管进行加工时方便对其四周进行切割。(The invention provides a multifunctional ion cutting machine for galvanized air pipe production, which comprises a support frame, a mounting top plate, a guide hole, an air storage tank, an air guide pipe, a cutting head and a flame injection pipe, wherein the mounting top plate is mounted at the upper part of the support frame through a bolt; the guide hole is formed in the middle of the mounting top plate; the bolt of the gas storage tank is arranged on the right side of the upper part of the mounting top plate; one end of the air duct is communicated with the air storage tank, and the other end of the air duct is communicated with the cutting head; the cutting head is arranged at the lower part of the guide hole; the flame injection pipe is arranged at the lower part of the support frame. The outer sides of the left-handed screw and the right-handed screw are respectively in threaded connection with a transverse sliding plate, so that the distance between the supporting rollers can be conveniently adjusted according to the diameter of the air pipe when the device is used; the output shaft of the rotating motor is connected with the central key of the supporting roller, so that the air pipe can be conveniently cut around the air pipe when being processed.)

1. A multifunctional ion cutting machine for producing a galvanized air pipe comprises a support frame (1), a mounting top plate (2), a guide hole (3), an air storage tank (4), an air guide pipe (5), a cutting head (6) and a flame injection pipe (7), wherein the mounting top plate (2) is mounted on the upper portion of the support frame (1) through bolts; the guide hole (3) is formed in the middle of the mounting top plate (2); the air storage tank (4) is mounted on the right side of the upper part of the mounting top plate (2) through bolts; one end of the air duct (5) is communicated with the air storage tank (4), and the other end of the air duct is communicated with the cutting head (6); the cutting head (6) is arranged at the lower part of the guide hole (3); the flame injection pipe (7) is arranged at the lower part of the support frame (1); the device is characterized in that a longitudinal cylinder (8) is embedded in the left side of the inside of the mounting top plate (2); a connecting seat (9) is mounted at the lower end of the longitudinal cylinder (8) through a bolt; a transverse mounting rack (10) is welded on the right side of the connecting seat (9), and the transverse mounting rack (10) is connected with the cutting head (6); the four lower corners of the mounting top plate (2) are provided with fixing frames (11) by bolts; the lower part of the side cylinder (12) is provided with a buffer tightening frame structure (13); the lower part of the support frame (1) is provided with a transverse adjustable underframe structure (14); a driving bracket structure (15) convenient to disassemble is arranged at the upper part of the transverse adjustable underframe structure (14); a side extending storage rack structure (16) is arranged at the lower part of the inner side of the support frame (1); the conveniently-disassembled driving support structure (15) comprises an inverted U-shaped frame (151), wherein the front side and the rear side of the inverted U-shaped frame (151) are in threaded connection with fixing bolts (152); the front end and the rear end of the left side of the upper part of the inverted U-shaped frame (151) are respectively welded with a supporting plate (153); the upper part of the supporting plate (153) is coupled with a supporting roller (154); and an anti-slip sleeve (155) is installed on the outer side of the supporting roller (154) through a screw.

2. The multifunctional ion cutting machine for the production of galvanized air ducts as claimed in claim 1, characterized in that the transversely adjustable underframe structure (14) comprises a bottom transverse frame (141), and the upper side of the bottom transverse frame (141) is connected with the lower part of the support frame (1) through bolts; the upper part of the inner side of the bottom transverse frame (141) is provided with a transverse slot (142); fixed bearings (143) are welded inside the transverse slot (142), and the fixed bearings (143) are sequentially arranged at the left, middle and right positions of the transverse slot (142); a left-handed screw (144) and a right-handed screw (145) are respectively inserted into the inner side of the fixed bearing (143); the left-handed screw (144) and the right-handed screw (145) are welded with each other; the transverse sliding plates (146) are respectively inserted into the inner sides of the transverse slots (142); and a conveying motor (147) is installed on the left side of the inside of the bottom transverse frame (141) through a bolt, and an output shaft of the conveying motor (147) is connected with the left-handed screw (144) through a coupler.

3. The multi-functional ion cutting machine for the production of galvanized air ducts according to claim 1, characterized in that the side extension storage rack structure (16) comprises a double-shaft motor (161), and the double-shaft motor (161) is bolted to a lower position of one side of the support frame (1); the front end and the rear end of the double-shaft motor (161) are respectively connected with a conveying screw (162) through a coupling; one side of the rectangular frame (163), which is close to the flame injection pipe (7), is welded with a transverse connecting frame (164); the other end of the transverse connecting frame (164) is welded with a longitudinal pipe (165); the front side of the longitudinal pipe (165) is in threaded connection with a puller bolt (166).

4. The multifunctional ion cutting machine for the production of galvanized air ducts as claimed in claim 1, wherein the buffering jacking frame structure (13) comprises a connecting plate (131), and the connecting plate (131) is bolted to the lower part of the side cylinder (12); the lower part of the connecting plate (131) is welded with a positioning pipe (132); a positioning rod (133) is inserted into the inner side of the positioning tube (132); a roller frame (135) is mounted on the lower part of the positioning rod (133) through a bolt; the lower part of the inner side of the roller frame (135) is axially connected with an upper side pressing roller (136).

5. The ion cutting machine for manufacturing multifunctional galvanized air ducts according to claim 2, characterized in that the outer sides of the left-handed screw (144) and the right-handed screw (145) are respectively in threaded connection with a transverse sliding plate (146).

6. The multifunctional ion cutting machine for the production of galvanized air ducts as claimed in claim 4, characterized in that the buffer springs (134) are sleeved outside the positioning pipes (132) and the positioning rods (133), and the upper and lower ends of the buffer springs (134) are respectively contacted with the lower parts of the connecting plates (131) and the upper parts of the roller frames (135).

7. The ion cutting machine for manufacturing multifunctional galvanized air ducts according to claim 1, characterized in that the inverted U-shaped frame (151) is installed on the front and rear sides of the transverse sliding plate (146) through fixing bolts (152).

8. The ion cutting machine for manufacturing multifunctional galvanized air ducts as claimed in claim 4, characterized in that a protective sleeve (137) is installed on the outer side of the connecting plate (131) and the roller frame (135) by screws.

9. The multi-functional ion cutting machine for the production of galvanized air ducts according to claim 3, characterized in that the outer side of the conveying screw (162) is threadedly connected with a rectangular frame (163).

10. The multifunctional ion cutting machine for the production of galvanized air ducts as claimed in claim 1, wherein a rotating motor (156) is bolted to one side of the supporting plate (153) far away from the supporting roller (154), and an output shaft of the rotating motor (156) is connected with a central key of the supporting roller (154).

Technical Field

The invention belongs to the technical field of ion cutting machines, and particularly relates to a multifunctional ion cutting machine for producing a galvanized air pipe.

Background

The air duct is a duct system for conveying and distributing air. The air pipe is a pipeline system for air conveying and distribution, and is made of various metal materials, common materials comprise galvanized iron sheets, stainless steel and the like, and a galvanized air pipe is taken as an example, and an ion cutting machine is required to cut the galvanized air pipe in the production process of the galvanized air pipe.

But current ion cutting machine for galvanized air pipe production has not had the tuber pipe according to the diameter variation in size and adjusts, and is inconvenient to push up tightly fixedly to the upside of tuber pipe, does not possess when pressing from both sides the dress to the tuber pipe and plays buffer function and inconvenient problem that supports longer tuber pipe.

Therefore, the invention of the multifunctional ion cutting machine for the galvanized air duct production is very necessary.

Disclosure of Invention

In order to solve the technical problems, the invention provides a multifunctional ion cutting machine for galvanized air pipe production, which aims to solve the problems that the existing ion cutting machine for galvanized air pipe production cannot adjust air pipes according to different diameters, is inconvenient to tightly jack and fix the upper sides of the air pipes, cannot have a buffering function when clamping the air pipes, and is inconvenient to support longer air pipes. A multifunctional ion cutting machine for producing galvanized air pipes comprises a support frame, a mounting top plate, a guide hole, an air storage tank, an air guide pipe, a cutting head and a flame injection pipe, wherein the mounting top plate is mounted at the upper part of the support frame through bolts; the guide hole is formed in the middle of the mounting top plate; the bolt of the gas storage tank is arranged on the right side of the upper part of the mounting top plate; one end of the air duct is communicated with the air storage tank, and the other end of the air duct is communicated with the cutting head; the cutting head is arranged at the lower part of the guide hole; the flame injection pipe is arranged at the lower part of the support frame; a longitudinal cylinder is embedded in the left side of the inside of the mounting top plate; a connecting seat is mounted at the lower end of the longitudinal cylinder through a bolt; a transverse mounting rack is welded on the right side of the connecting seat and is connected with the cutting head; the four lower corners of the mounting top plate are provided with fixing frames through bolts; the lower part of the side cylinder is provided with a buffering jacking frame structure; the lower part of the supporting frame is provided with a transverse adjustable underframe structure; the upper part of the transverse adjustable underframe structure is provided with a drive bracket structure convenient to disassemble; the lower part of the inner side of the support frame is provided with a side edge extending storage frame structure; the conveniently-disassembled driving support structure comprises an inverted U-shaped frame, wherein the front side and the rear side of the inverted U-shaped frame are in threaded connection with fixing bolts; supporting plates are respectively welded at the front end and the rear end of the left side of the upper part of the inverted U-shaped frame; the upper part of the supporting plate is coupled with a supporting roller; and an anti-skid sleeve is mounted on the outer side screw of the supporting roller.

Preferably, the transversely adjustable underframe structure comprises a bottom transverse frame, and the upper side of the bottom transverse frame is connected with the lower part of the support frame through bolts; the upper part of the inner side of the bottom transverse frame is provided with a transverse slot; fixed bearings are welded in the transverse slot, and are sequentially arranged at the left, middle and right positions of the transverse slot; the inner side of the fixed bearing is respectively inserted with a left-handed screw and a right-handed screw; the left-handed screw and the right-handed screw are welded with each other; the transverse sliding plates are respectively inserted at the inner sides of the transverse slots; and a conveying motor is installed on the left bolt in the transverse frame at the bottom, and an output shaft of the conveying motor is connected with the left-handed screw through a coupler.

Preferably, the side extension storage rack structure comprises a double-shaft motor, and bolts of the double-shaft motor are arranged at the lower position of one side of the support frame; the front end and the rear end of the double-shaft motor are respectively connected with a conveying screw rod through a coupler; one side of the rectangular frame, which is close to the flame injection pipe, is welded with a transverse connecting frame; the other end of the transverse connecting frame is welded with a longitudinal pipe; the front side of the longitudinal pipe is connected with a puller bolt through threads.

Preferably, the buffering jacking frame structure comprises a connecting plate, and the connecting plate is mounted at the lower part of the side cylinder through bolts; the lower part of the connecting plate is welded with a positioning pipe; the inner side of the positioning tube is inserted with a positioning rod; the lower part of the positioning rod is provided with a roller frame through a bolt; the lower part of the inner side of the roller frame is axially connected with an upper side press roller.

Preferably, the outer sides of the left-handed screw and the right-handed screw are respectively in threaded connection with a transverse sliding plate.

Preferably, a side cylinder is mounted on the lower part of the inner side of the fixing frame through a bolt.

Preferably, the outer sides of the positioning pipe and the positioning rod are sleeved with buffer springs, and the upper ends and the lower ends of the buffer springs are respectively contacted with the lower part of the connecting plate and the upper part of the roller frame.

Preferably, the middle lower part of the U-shaped rod is connected with a bottom guide roller in a shaft mode.

Preferably, the inverted U-shaped frame is installed at front and rear sides of the transverse sliding plate by fixing bolts.

Preferably, the connecting plate and the outer side screw of the roller frame are provided with protecting sleeves.

Preferably, the outer side of the conveying screw is in threaded connection with a rectangular frame.

Preferably, the inner side of the longitudinal pipe is also inserted with a U-shaped rod.

Preferably, the support plate is provided with a rotating motor at one side far away from the support roller through a bolt, and an output shaft of the rotating motor is connected with a central key of the support roller.

Preferably, the upper press roll vertically corresponds to the support roll.

Compared with the prior art, the invention has the beneficial effects that:

1. in the invention, the outer sides of the left-handed screw and the right-handed screw are respectively in threaded connection with the transverse sliding plate, so that the left-handed screw and the right-handed screw can be conveniently driven to rotate from the fixed bearing by using the conveying motor according to requirements when in use, and the position of the driving support structure which is convenient to disassemble and disassemble can be conveniently adjusted by matching with the transverse sliding plate, thereby being convenient to adjust the distance between the supporting rollers according to the diameter of the air pipe.

2. According to the invention, the bolt at the lower part of the inner side of the fixing frame is provided with the side cylinder, so that the side cylinder can be used for tightly jacking the upper side of the air pipe through the upper side compression roller on the buffering jacking frame structure when in use, and the air pipe is prevented from moving towards the left side and the right side when in processing.

3. According to the invention, the buffer springs are sleeved outside the positioning pipes and the positioning rods, and the upper ends and the lower ends of the buffer springs are respectively contacted with the lower part of the connecting plate and the upper part of the roller frame, so that the buffer springs can be used for tightly supporting and buffering the upper compression roller in the roller frame, and further, the influence of over-tight extrusion on the air pipe can be avoided when the air pipe is used for driving the air pipe to rotate.

4. In the invention, the bottom guide roller is axially connected to the middle lower part of the U-shaped rod, so that the bottom guide roller can be conveniently used for supporting the air pipe extending out of one side of the cutting machine when in use, and the air pipe is prevented from inclining to one side after being cut off.

5. In the invention, the inverted U-shaped frame is arranged on the front side and the rear side of the transverse sliding plate through the fixing bolts, so that the fixing bolts can be conveniently detached from the connecting part of the inverted U-shaped frame and the transverse sliding plate according to requirements when the device is used, and further, the transversely adjustable underframe structure and the conveniently detached driving support structure can be conveniently detached.

6. According to the invention, the protective sleeves are arranged on the connecting plate and the outer side screws of the roller frame, so that the protective sleeves can be conveniently used for protecting the outer side of the buffer spring when in use, the influence on the buffer spring caused by the sundries entering the inner side of the buffer spring is avoided, and the positioning rod can be prevented from being ejected out of the positioning pipe under the action of the buffer spring.

7. According to the invention, the rectangular frame is in threaded connection with the outer side of the conveying screw, so that the conveying screw can be conveniently driven to rotate on the inner side of the rectangular frame by using the double-shaft motor according to requirements when the pipeline support device is used, and the position between the rectangular frame and the front and the rear of the support frame can be conveniently adjusted, so that a longer pipeline can be supported more stably.

8. In the invention, the U-shaped rod is inserted into the inner side of the longitudinal pipe, so that the length of the U-shaped rod inserted into the longitudinal pipe can be conveniently adjusted according to requirements when the device is used, the height of the bottom guide roller can be conveniently adjusted to be adjusted, and the puller bolt is screwed from the front side of the longitudinal pipe after the adjustment is finished, so that the position of the U-shaped rod can be conveniently fixed.

9. According to the invention, the rotating motor is installed on the bolt on one side of the supporting plate, which is far away from the supporting roller, and meanwhile, the output shaft of the rotating motor is connected with the central key of the supporting roller, so that the rotating motor can be utilized to drive the air pipe to rotate through the supporting roller and the anti-slip sleeve when the air pipe is processed, and the periphery of the air pipe can be conveniently cut.

10. In the invention, the upper compression roller vertically corresponds to the support roller, so that the air pipe can be clamped and fixed more conveniently when being processed.

Drawings

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a schematic structural view of the buffering tightening frame structure of the invention.

Fig. 3 is a schematic structural view of the laterally adjustable undercarriage configuration of the present invention.

Fig. 4 is a schematic structural view of the removable drive bracket structure of the present invention.

Fig. 5 is a schematic structural view of the side extension storage rack structure of the present invention.

In the figure:

1. a support frame; 2. installing a top plate; 3. a guide hole; 4. a gas storage tank; 5. an air duct; 6. a cutting head; 7. a flame spray pipe; 8. a longitudinal cylinder; 9. a connecting seat; 10. a transverse mounting frame; 11. a fixing frame; 12. a side cylinder; 13. a buffer tightening frame structure; 131. a connecting plate; 132. a positioning tube; 133. positioning a rod; 134. a buffer spring; 135. a roller frame; 136. an upper press roll; 137. a protective sleeve; 14. a laterally adjustable undercarriage structure; 141. a bottom transverse frame; 142. transversely grooving; 143. fixing the bearing; 144. a left-handed screw; 145. a right-handed screw; 146. a transverse sliding plate; 147. a conveying motor; 15. the driving bracket structure is convenient to disassemble; 151. an inverted U-shaped frame; 152. fixing the bolt; 153. a support plate; 154. a support roller; 155. an anti-slip sleeve; 156. a rotating electric machine; 16. a side extension storage rack structure; 161. a double-shaft motor; 162. a conveying screw; 163. a rectangular frame; 164. a transverse connecting frame; 165. a longitudinal tube; 166. jacking the bolt; 167. a U-shaped rod; 168. bottom guide rollers.

Detailed Description

The invention is further described below with reference to the accompanying drawings:

example (b):

as shown in attached drawings 1 and 4, the invention provides a multifunctional ion cutting machine for galvanized air pipe production, which comprises a support frame 1, a mounting top plate 2, a guide hole 3, an air storage tank 4, an air guide pipe 5, a cutting head 6 and a flame injection pipe 7, wherein the mounting top plate 2 is mounted on the upper part of the support frame 1 through bolts; the guide hole 3 is arranged in the middle of the mounting top plate 2; the air storage tank 4 is mounted on the right side of the upper part of the mounting top plate 2 through bolts; one end of the air duct 5 is communicated with the air storage tank 4, and the other end is communicated with the cutting head 6; the cutting head 6 is arranged at the lower part of the guide hole 3; the flame injection pipe 7 is arranged at the lower part of the support frame 1; a longitudinal cylinder 8 is embedded in the left side of the inside of the mounting top plate 2; a connecting seat 9 is mounted at the lower end of the longitudinal cylinder 8 through a bolt; a transverse mounting rack 10 is welded on the right side of the connecting seat 9, and the transverse mounting rack 10 is connected with the cutting head 6; the lower four corners of the mounting top plate 2 are provided with fixing frames 11 by bolts; the lower part of the inner side of the fixed frame 11 is provided with a side cylinder 12 through a bolt, when in use, the side cylinder 12 is utilized to tightly jack the upper side of the air pipe through an upper side compression roller 136 on the buffering jacking frame structure 13, and the air pipe is prevented from moving towards the left side and the right side during processing; the lower part of the side cylinder 12 is provided with a buffer tightening frame structure 13; the lower part of the support frame 1 is provided with a transverse adjustable underframe structure 14; the upper part of the transverse adjustable underframe structure 14 is provided with a drive bracket structure 15 convenient to disassemble; a side extending storage rack structure 16 is arranged at the lower part of the inner side of the support frame 1; the conveniently-disassembled driving support structure 15 comprises an inverted U-shaped frame 151, wherein the front side and the rear side of the inverted U-shaped frame 151 are in threaded connection with fixing bolts 152; the inverted U-shaped frame 151 is arranged on the front side and the rear side of the transverse sliding plate 146 through the fixing bolts 152, so that the fixing bolts 152 can be conveniently detached from the connecting part of the inverted U-shaped frame 151 and the transverse sliding plate 146 according to requirements when the device is used, and the transverse adjustable underframe structure 14 and the conveniently detached driving support structure 15 can be conveniently detached; the front end and the rear end of the left side of the upper part of the inverted U-shaped frame 151 are respectively welded with a supporting plate 153; the upper part of the supporting plate 153 is coupled with a supporting roller 154; the outer side of the supporting roller 154 is provided with an anti-skid sleeve 155; the backup pad 153 one side bolt that keeps away from backing roll 154 install rotating electrical machines 156, the output shaft of rotating electrical machines 156 is connected with the central key of backing roll 154 simultaneously, processing man-hour to the tuber pipe usable rotating electrical machines 156 through backing roll 154 and antiskid cover 155 drive the tuber pipe and rotate, and then conveniently cut around the tuber pipe.

In the above embodiment, as shown in fig. 3, specifically, the transversely adjustable underframe structure 14 comprises a bottom transverse frame 141, and the upper side of the bottom transverse frame 141 is connected with the lower part of the supporting frame 1 by bolts; the upper part of the inner side of the bottom transverse frame 141 is provided with a transverse slot 142; fixed bearings 143 are welded inside the transverse slot 142, and the fixed bearings 143 are sequentially arranged at the left, middle and right positions of the transverse slot 142; a left-handed screw 144 and a right-handed screw 145 are respectively inserted into the inner side of the fixed bearing 143; the left-handed screw 144 and the right-handed screw 145 are welded with each other; the outer sides of the left-handed screw 144 and the right-handed screw 145 are respectively in threaded connection with a transverse sliding plate 146, so that the left-handed screw 144 and the right-handed screw 145 can be driven to rotate from the fixed bearing 143 by a conveying motor 147 according to requirements when the wind pipe support is used, and the position of the driving support structure 15 which is convenient to disassemble and disassemble can be conveniently adjusted by matching with the transverse sliding plate 146, so that the distance between the supporting rollers 154 can be conveniently adjusted according to the diameter of the wind pipe; the transverse sliding plates 146 are respectively inserted into the inner sides of the transverse slots 142; a conveying motor 147 is installed on the left bolt inside the bottom transverse frame 141, and an output shaft of the conveying motor 147 is connected with the left-handed screw 144 through a coupler.

As shown in fig. 5, in the above embodiment, specifically, the side extension storage rack structure 16 includes a two-shaft motor 161, and the two-shaft motor 161 is bolted to a lower position of one side of the support frame 1; the front end and the rear end of the double-shaft motor 161 are respectively connected with a conveying screw 162 through a coupler; the outer side of the conveying screw 162 is in threaded connection with the rectangular frame 163, so that the conveying screw 162 is driven to rotate on the inner side of the rectangular frame 163 by using the double-shaft motor 161 according to requirements when the pipeline support frame is used, and the position between the rectangular frame 163 and the front and the rear of the support frame 1 is conveniently adjusted, so that a longer pipeline is supported more stably; a transverse connecting frame 164 is welded on one side of the rectangular frame 163, which is close to the flame injection pipe 7; the other end of the transverse connecting frame 164 is welded with a longitudinal pipe 165; the front side of the longitudinal pipe 165 is connected with a jacking bolt 166 in a threaded manner; the U-shaped rod 167 is inserted into the inner side of the longitudinal pipe 165, the length of the U-shaped rod 167 inserted into the longitudinal pipe 165 can be conveniently adjusted according to requirements when the device is used, the height of the bottom guide roller 168 can be conveniently adjusted, and the puller bolt 166 is screwed down from the front side of the longitudinal pipe 165 after the adjustment is finished, so that the position of the U-shaped rod 167 can be conveniently fixed; the middle lower part of the U-shaped rod 167 is connected with a bottom guide roller 168 in a shaft mode, when the cutting machine is used, the bottom guide roller 168 is used for supporting the air pipe extending out of one side of the cutting machine, and the air pipe is prevented from inclining to one side after the air pipe is cut off.

In the above embodiment, as shown in fig. 2, specifically, the buffering tightening frame structure 13 includes a connecting plate 131, and the connecting plate 131 is mounted on the lower portion of the side cylinder 12 by bolts; the lower part of the connecting plate 131 is welded with a positioning pipe 132; a positioning rod 133 is inserted into the inner side of the positioning tube 132; the buffer springs 134 are sleeved outside the positioning pipes 132 and the positioning rods 133, and the upper ends and the lower ends of the buffer springs 134 are respectively contacted with the lower parts of the connecting plates 131 and the upper parts of the roller frames 135, so that the buffer springs 134 are used for tightly supporting and buffering the upper compression rollers 136 in the roller frames 135, and further, the air pipes can be prevented from being extruded too tightly to drive the rotation of the air pipes; a roller frame 135 is mounted on the lower bolt of the positioning rod 133; the lower part of the inner side of the roller frame 135 is coupled with an upper side press roller 136; the protective sleeve 137 is mounted on the connecting plate 131 and the outer side of the roller frame 135 through screws, so that when the roller frame is used, the protective sleeve 137 is used for protecting the outer side of the buffer spring 134, the situation that sundries enter the inner side of the buffer spring 134 to influence the buffer spring 134 is avoided, and meanwhile, the situation that the positioning rod 133 is ejected out of the positioning tube 132 under the action of the buffer spring 134 can be avoided; the upper press roller 136 corresponds to the support roller 154 vertically, and can further clamp and fix the branch pipes when the air pipes are processed.

Principle of operation

During the working process of the invention, when in use, the length of the air pipe is cut according to the requirement, the double-shaft motor 161 is used for driving the conveying screw 162 to rotate, the position of the rectangular frame 163 is further adjusted, then the length of the U-shaped rod 167 inserted in the longitudinal pipe 165 is adjusted, then the puller bolt 166 is screwed from the front side of the longitudinal pipe 165, the U-shaped rod 167 is pulled tightly and fixed, then the conveying motor 147 is used for driving the left-handed screw 144 and the right-handed screw 145 to rotate in the fixed bearing 143, the transverse sliding plate 146 is used for driving the detachable driving support structure 15 to be adjusted from the outer side of the transverse frame 141, then the air pipe to be cut can be respectively placed on the upper parts of the supporting roller 154 and the bottom guide roller 168, after the air pipe is placed, the side air cylinder 12 is used for driving the buffering puller frame structure 13 to extend downwards, meanwhile, the upper press roller 136 is used for pulling the air pipe, finally the longitudinal air cylinder 8 is used for adjusting the height of the cutting head 6 through the connecting seat 9 and the transverse mounting frame 10, meanwhile, the cutting flame is sprayed out from the flame spraying pipe 7 to cut the air pipe.

The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention.