CN222135057U

CN222135057U - Pipe cutting machine

Info

Publication number: CN222135057U
Application number: CN202323475915.1U
Authority: CN
Inventors: 闫冰; 高宁; 赵杰; 张旭; 李双; 张继光; 张永
Original assignee: Tianjin Public Security Bureau Jizhou Branch; Tianjin Hongtai Huakai Technology Co ltd
Current assignee: Tianjin Public Security Bureau Jizhou Branch; Tianjin Hongtai Huakai Technology Co ltd
Priority date: 2023-12-20
Filing date: 2023-12-20
Publication date: 2024-12-10
Anticipated expiration: 2033-12-20

Abstract

The application relates to the technical field of heat shrinkage pipe manufacturing, and provides a pipe cutting machine which comprises a frame, a limiting piece, a fixing component, a pipe conveying component and a cutting component; the limiting parts are arranged in an extending mode along the length direction of the pipe, a plurality of limiting parts are arranged, and the pipe passes through the adjacent limiting parts; the fixing assembly comprises a connecting piece and a plurality of abutting pieces connected with the connecting piece in a threaded mode, the connecting piece is connected to the frame, the abutting pieces are in one-to-one correspondence with the limiting pieces, the abutting pieces are used for abutting with the limiting pieces, the pipe conveying assembly is used for driving the pipe to move towards the cutting assembly, and the cutting assembly is used for cutting the pipe conveyed out from between the adjacent limiting pieces. The pipe cutting machine has the effect of being suitable for heat shrinkage pipes with more sizes.

Description

Pipe cutting machine

Technical Field

The application relates to the technical field of heat shrinkage pipe manufacturing, in particular to a pipe cutting machine.

Background

The heat shrinkage tube is a heat shrinkage sleeve made of a specific polyolefin material, the outer layer is formed by compounding and processing a high-quality soft cross-linked polyolefin material and an inner layer hot melt adhesive, the outer layer material has the characteristics of insulation, corrosion resistance, wear resistance and the like, and the inner layer has the advantages of low melting point, waterproof sealing, high adhesion and the like, so that the heat shrinkage tube has wider application, and comprises the protection for ignition powder heads of electronic ignition elements.

The required heat shrink tube length is different depending on the size of the ignition plug to be protected, so that the heat shrink tube needs to be cut into different lengths depending on the requirements. Most of the existing pipe cutting machines for cutting heat shrinkage pipes are used for cutting heat shrinkage pipes with single diameters, and are limited in use.

Disclosure of utility model

In order to enable the pipe cutting machine to be suitable for heat-shrinkable pipes with more sizes, the application provides the pipe cutting machine.

The pipe cutting machine provided by the application adopts the following technical scheme:

The pipe cutting machine comprises a frame, limiting parts, fixing assemblies, pipe conveying assemblies and cutting assemblies, wherein the limiting parts are arranged in an extending mode along the length direction of a pipe, the limiting parts are multiple, the adjacent limiting parts are used for allowing the pipe to pass through, the fixing assemblies comprise connecting parts and multiple abutting parts which are connected with the connecting parts in a threaded mode, the connecting parts are connected to the frame, the abutting parts are in one-to-one correspondence with the limiting parts, the abutting parts are used for being abutted with the limiting parts, the pipe conveying assemblies are used for driving the pipe to move towards the cutting assemblies, and the cutting assemblies are used for cutting the pipe conveyed out of the adjacent limiting parts.

By adopting the technical scheme, when the pipe is cut, the pipe is firstly placed between the adjacent limiting parts, and then the pipe is conveyed to the cutting assembly by the pipe conveying assembly for cutting. Under normal state, the butt piece screw is experienced just connecting piece and tip tightly supports in the locating part to make the locating part tightly support in the frame, thereby utilize frame and butt piece centre gripping locating part, with forming spacingly to the locating part. When pipes with different diameters are required to be cut, the abutting piece is screwed, the limit of the limiting piece is released, the distance between the adjacent limiting pieces is adjusted to adapt to the diameter of a new pipe, and after the adjustment is completed, the abutting piece is screwed again.

Optionally, the pipe feeding assembly comprises a press roller, a first driving piece and a erection rod, wherein the press roller is rotationally connected to the frame and used for driving the pipe to move, the first driving piece is connected to the frame and used for driving the press roller to rotate relative to the frame, the erection rod is connected to the frame and used for erecting the coiled pipe.

By adopting the technical scheme, when the pipe cutting machine works, the coiled pipe is erected on the erection rod, the free end of the pipe penetrates through the space between the press roller and the frame to enable the pipe to be in butt joint with the press roller, then the first driving piece is started, the press roller is driven to rotate by the aid of the first driving piece, and the pipe is driven to rotate by friction between the first driving piece and the pipe in the rotation process of the press roller.

Optionally, the press roller is slidingly connected to the frame along the height direction of the frame, and the frame is provided with a clamping assembly for fixing the press roller to the frame after the press roller moves relative to the frame.

By adopting the technical scheme, the distance between the press roller and the rack is adjustable, so that when pipes with different diameters are cut, the relative distance between the press roller and the rack is adjusted, and the press roller is ensured to effectively drive the pipes to move and simultaneously has proper pressure on the pipes.

Optionally, the clamping assembly comprises a pressing piece and a supporting spring, the pressing piece is connected with the frame along the height direction of the frame in a threaded mode, the end portion of the pressing piece is used for being abutted against the end portion of the roller shaft of the press roller, one end of the supporting spring is abutted against the roller shaft of the press roller, and the other end of the supporting spring is abutted against the frame.

Through adopting above-mentioned technical scheme, utilize compressing tightly piece and supporting spring to press from both sides tight with the compression roller, when the position of needs adjusting the compression roller, screw up the compression piece, adjust the relative position of compression piece and frame can.

Optionally, a handheld piece is connected to an end of the roller of the pressing roller, and a middle part of the handheld piece is hinged to the frame.

Through adopting above-mentioned technical scheme, when the frame is in compression roller position or compression roller trouble, unscrew the clamp from the frame, rotate the hand piece for the frame, drive the compression roller upward movement through the tip that hand piece and compression roller are connected to provide the maintenance space, the maintenance of being convenient for.

Optionally, the cutting assembly comprises a first cutter, a second cutter and a second driving piece, wherein the first cutter is rigidly connected to the frame, the second cutter is slidingly connected to the frame along the height direction of the frame, the first cutter and the second cutter are matched to cut the pipe, the second driving piece is connected to the frame, and the second driving piece is used for driving the second cutter to move.

By adopting the technical scheme, when the pipe is cut, the second driving piece is started, and the second driving piece is utilized to drive the second cutter to reciprocate towards the direction close to or far away from the first cutter, so that the pipe is cut by the first cutter and the second cutter.

Optionally, the device further comprises a collecting assembly, wherein the collecting assembly comprises a guide piece and a collecting box, and one end of the guide piece is used for receiving the section-shaped pipe flowing out of the cutting assembly and guiding the section-shaped pipe to the collecting box.

By adopting the technical scheme, the pipe cut into sections is collected by the guide piece and the collecting box, and the structure is simple.

Optionally, the connecting piece is provided with a kidney-shaped hole for the abutting piece to pass through, the kidney-shaped hole extends along the arrangement direction of the limiting pieces, the surface of the connecting piece facing the limiting pieces is connected with a plurality of nuts, the nuts correspond to the limiting pieces one by one, and the nuts are in threaded fit with the abutting piece.

Through adopting above-mentioned technical scheme, when manufacturing the connecting piece, according to the width of the tubular product of self mill with the nut connect in the suitable position of connecting piece can, need not to beat the screw in the connecting piece specially, the production manufacturing of the connecting piece of being convenient for.

Optionally, the nut is slidingly connected to the connecting member.

By adopting the technical scheme, the distance between the connected limiting parts has a larger adjusting range.

In summary, the present application includes at least one of the following beneficial technical effects:

1. The machine frame is provided with the plurality of limiting pieces, and the distance between the adjacent limiting pieces is adjustable by utilizing the fixing assembly, so that the pipe cutting machine is suitable for cutting pipes with different diameters;

2. The handheld piece is arranged on the press roller, and the middle part of the handheld piece is hinged to the frame, so that the pipe cutting machine is convenient to overhaul at the position of the press roller;

3. The nut is connected to the connecting piece in a sliding mode along the length direction of the connecting piece, so that the distance between the adjacent limiting pieces is larger in adjustment range.

Drawings

Fig. 1 is a schematic overall structure of embodiment 1 of the present application.

Fig. 2 is an enlarged schematic view of fig. 1 at a section a.

Fig. 3 is a schematic diagram for showing the structure of the first driving member in embodiment 1.

Fig. 4 is a schematic view for showing the structure of the cutting assembly in embodiment 1.

Fig. 5 is an enlarged schematic view of fig. 1 at section B.

Fig. 6 is a schematic structural view of embodiment 2 of the present application.

The reference numerals comprise 1, a frame, 2, a limiting part, 3, a fixing component, 31, a connecting part, 311, a kidney-shaped hole, 312, a dovetail groove, 32, an abutting part, 33, a nut, 331, a dovetail block, 4, a pipe feeding component, 41, a compression roller, 42, a first driving part, 43, a erection rod, 44, a first gear, 45, a second gear, 46, a hand-held part, 5, a cutting component, 51, a first cutter, 52, a second cutter, 53, a second driving part, 6, a collecting component, 61, a guiding part, 62, a collecting box, 7, a clamping component, 71, a compressing part, 72 and a supporting spring.

Detailed Description

The application is described in further detail below with reference to fig. 1-6.

The embodiment of the application discloses a pipe cutting machine.

Example 1

Referring to fig. 1 and 2, a pipe cutting machine includes a frame 1, a stopper 2, a fixing assembly 3, a pipe feeding assembly 4, a cutting assembly 5, and a collecting assembly 6. The limiting pieces 2 extend along the length direction of the pipe, the limiting pieces 2 are arranged in a plurality of mode, and the pipe is passed through the limiting pieces 2. The fixing assembly 3 comprises a connecting piece 31 and a plurality of abutting pieces 32 which are connected with the connecting piece 31 in a threaded mode, the connecting piece 31 is connected with the frame 1, the abutting pieces 32 are in one-to-one correspondence with the limiting pieces 2, and the abutting pieces 32 are used for abutting with the limiting pieces 2. The pipe feeding component 4 is used for driving the pipe to move towards the cutting component 5, and the cutting component 5 is used for cutting the pipe fed out from between the adjacent limiting pieces 2.

When cutting the pipe, the pipe is firstly placed between the adjacent limiting pieces 2, and then the pipe is conveyed to the cutting assembly 5 by the pipe conveying assembly 4 for cutting. Normally, the abutting piece 32 is screwed with the connecting piece 31 and the end part abuts against the limiting piece 2, so that the limiting piece 2 abuts against the frame 1 tightly, and the frame 1 and the abutting piece 32 are used for clamping the limiting piece 2 to limit the limiting piece 2. When pipes with different diameters are required to be cut, the abutting piece 32 is screwed, limiting of the limiting piece 2 is relieved, the distance between the adjacent limiting pieces 2 is adjusted to adapt to the diameter of a new pipe, and after adjustment is completed, the abutting piece 32 is screwed again.

Wherein the connecting member 31 is detachably connected to the frame 1 by bolts. In other embodiments, the connecting member 31 may be fixedly connected to the frame 1.

Referring to fig. 2, in the present embodiment, the connecting member 31 is provided with a kidney-shaped hole 311 for passing the abutting member 32, the kidney-shaped hole 311 extends along the arrangement direction of the plurality of limiting members 2, the surface of the connecting member 31 facing the limiting members 2 is connected with a plurality of nuts 33, the plurality of nuts 33 are in one-to-one correspondence with the plurality of abutting members 32, and the nuts 33 are in threaded engagement with the abutting members 32.

Referring to fig. 1 and 3, the pipe feeding assembly 4 includes a pressing roller 41, a first driving member 42 and a mounting rod 43, the pressing roller 41 is rotatably connected to the frame 1, and the pressing roller 41 is used for abutting against a pipe and driving the pipe to move. The first driving member 42 is connected to the frame 1, and the first driving member 42 is used for driving the pressing roller 41 to rotate relative to the frame 1. The erection rod 43 is connected to the frame 1, and the erection rod 43 is used for erecting the coiled pipe. When the pipe is transferred, the first driving piece 42 is started, the first driving piece 42 drives the press roller 41 to rotate, and the press roller 41 drives the pipe to move. In this embodiment, the first driving member 42 is a motor.

Referring to fig. 1 and 4, the cutting assembly 5 includes a first cutter 51, a second cutter 52, and a second driving member 53, the first cutter 51 is rigidly connected to the frame 1, the second cutter 52 is slidably connected to the frame 1 along a height direction of the frame 1, and the first cutter 51 and the second cutter 52 are matched with each other to cut the pipe. The second driving member 53 is connected to the frame 1, and the second driving member 53 is used for driving the second cutter 52 to move along the height direction of the frame 1. When the pipe cutting machine works, the second driving piece 53 is started, and the second driving piece 53 drives the second cutter 52 to repeatedly move towards the direction close to or away from the second cutter 52 so as to be matched with the first cutter 51 to cut the pipe. In this embodiment, the second driving member 53 is a cylinder.

Referring to fig. 1, the collecting assembly 6 includes a guide 61 and a collecting box 62, one end of the guide 61 is used to receive the section pipe flowing out of the cutting assembly 5 and guide the section pipe to the collecting box 62, and the collecting box 62 is placed under the guide 61.

In this embodiment, the guide member 61 has a tubular structure, and the guide member 61 has a buffer surface that is inclined to buffer the segment-shaped pipe.

Further, referring to fig. 5, the pressing roller 41 is slidably coupled to the frame 1 in the height direction of the frame 1. The frame 1 is provided with a clamping assembly 7, the clamping assembly 7 being used for fixing the press roll 41 to the frame 1 after the press roll 41 has been moved relative to the frame 1. When pipes with different diameters are cut, the positions of the press rollers 41 are correspondingly moved, so that the press rollers 41 have proper pressure on the pipes while the press rollers 41 effectively drive the pipes to move.

It will be appreciated that even if the position of the press roller 41 is not adjustable, the pipe cutting machine may be adapted to cut pipes of different diameters, but it is necessary to ensure that there is an abutment between the pipe and the press roller 41 and that the pipe can pass through the space between the press roller 41 and the frame 1, so that the diameters of the different pipes may not differ too much.

Specifically, the clamp assembly 7 includes a pressing piece 71 and a supporting spring 72, the pressing piece 71 is screwed to the frame 1 in the height direction of the frame 1, and an end of the pressing piece 71 is used for abutting an end of a roller shaft of the press roller 41. One end of the support spring 72 abuts against the roller shaft of the pressing roller 41. The other end is abutted against the frame 1. Normally, the pressing member 71 abuts against the pressing roller 41, the supporting spring 72 is in a compressed state, and the pressing roller 41 is balanced under the action of self gravity, the pressure of the pressing member 71, the supporting force of the supporting spring 72 and the supporting force of the pipe. When different pipes are cut, the pressing piece 71 is screwed, the position of the pressing piece 71 relative to the frame 1 is adjusted, and the length of the spring is adjusted, so that the position of the pressing roller 41 relative to the frame 1 is adjusted, and the pressing machine is simple in structure and convenient to adjust.

In this embodiment, referring to fig. 3, a first gear 44 is connected to an end of a roller shaft of the platen roller 41, a second gear 45 is connected to an output shaft of the first driving member 42, and the first gear 44 and the second gear 45 are engaged with each other. The first driving member 42 is detachably connected to the frame 1 by bolts, and the frame 1 is provided with a plurality of screw holes (not shown) for the first driving member 42 to be connected thereto. After moving the platen roller 41, the position of the first driving member 42 is correspondingly moved to ensure engagement of the first gear 44 with the second gear 45. In other embodiments, the first driving member 42 may be slidably connected to the frame 1 along the height direction of the frame 1, and corresponding components may be provided to fix the first driving member 42 to the frame 1 after the first driving member 42 slides relative to the frame 1.

Further, referring to fig. 1 and 3, a handpiece 46 is connected to an end of a roller shaft of the pressing roller 41, and a middle portion of the handpiece 46 is hinged to the frame 1. When a fault such as pipe jamming occurs at the position of the press roller 41 of the pipe cutting machine, the pressing piece 71 is unscrewed from the frame 1, the hand piece 46 is rotated relative to the frame 1, and the hand piece 46 drives the press roller 41 to move upwards, so that the pipe cutting machine is convenient to overhaul.

In this embodiment, two sets of clamping assemblies 7 are provided, and the two sets of clamping assemblies 7 correspond to two ends of the pressing roller 41. The hand piece 46 has a U-shaped structure, and two ends of the hand piece 46 correspond to two ends of the press roller 41 respectively, so as to ensure the stress stability of the press roller 41.

The implementation principle of the embodiment 1 is that when cutting the pipe, firstly, the coiled pipe is erected on the erection rod 43, the free end of the pipe is placed between the press roller 41 and the frame 1 after passing through the space between the adjacent limiting parts 2, then the first driving part 42 is started, the first driving part 42 drives the press roller 41 to rotate through the first gear 44 and the second gear 45, and the pipe is driven to move towards the cutting assembly 5 in the rotating process of the press roller 41;

Simultaneously, the second driving piece 53 is started, the second driving piece 53 drives the second cutter 52 to move, the second cutter 52 is matched with the first cutter 51 to cut the pipe, and the cut section of pipe falls into the collecting box 62 through the guide piece 61.

When pipes with different diameters are cut, the abutting piece 32 is screwed, the limit of the abutting piece 32 to the limiting piece 2 is released, the distance between the adjacent limiting pieces 2 is adjusted to be suitable for the pipe to be cut, and then the abutting piece 32 is screwed again.

Example 2

Referring to fig. 6, the present embodiment is different from embodiment 1 in that the nut 33 is slidably coupled to the coupling member 31 such that the position of the nut 33 at the coupling member 31 is adjustable, thereby enabling a greater adjustment range of the distance between the adjacent limiting members 2.

Specifically, the sliding connection structure of the nut 33 and the connecting piece 31 is that a dovetail block 331 is connected to the surface of the nut 33 facing the connecting piece 31, and a dovetail groove 312 is formed in the surface of the connecting piece 31 facing the nut 33, wherein the dovetail groove 312 is used for sliding the dovetail block 331.

To ensure the connection stability of the nut 33 to the connection member 31, the connection member 31 is provided with dovetail grooves 312 on both sides of the kidney-shaped hole 311. Correspondingly, the nut 33 is provided with dovetail blocks 331 on both sides of itself.

The above embodiments are not intended to limit the scope of the application, so that the equivalent changes of the structure, shape and principle of the application are covered by the scope of the application.

Claims

1. The pipe cutting machine is characterized by comprising a frame (1), limiting pieces (2), fixing assemblies (3), pipe conveying assemblies (4) and cutting assemblies (5), wherein the limiting pieces (2) are arranged in an extending mode along the length direction of a pipe, a plurality of limiting pieces (2) are arranged, adjacent limiting pieces (2) are used for enabling the pipe to pass through, the fixing assemblies (3) comprise connecting pieces (31) and a plurality of abutting pieces (32) which are connected with the connecting pieces (31) in a threaded mode, the connecting pieces (31) are connected to the frame (1), the abutting pieces (32) are in one-to-one correspondence with the limiting pieces (2), the abutting pieces (32) are used for abutting with the limiting pieces (2), the pipe conveying assemblies (4) are used for driving the pipe to move towards the cutting assemblies (5), and the cutting assemblies (5) are used for cutting the pipe conveyed out from the adjacent limiting pieces (2).

2. A pipe cutting machine according to claim 1, wherein the pipe feeding assembly (4) comprises a press roller (41), a first driving member (42) and a setting rod (43), the press roller (41) is rotatably connected to the frame (1), the press roller (41) is used for driving the pipe to move, the first driving member (42) is connected to the frame (1), the first driving member (42) is used for driving the press roller (41) to rotate relative to the frame (1), the setting rod (43) is connected to the frame (1), and the setting rod (43) is used for setting up coiled pipe.

3. Pipe cutting machine according to claim 2, characterized in that the press roll (41) is slidingly connected to the frame (1) in the height direction of the frame (1), the frame (1) being provided with a clamping assembly (7), the clamping assembly (7) being adapted to fix the press roll (41) to the frame (1) after the press roll (41) has been moved relative to the frame (1).

4. A pipe cutting machine according to claim 3, wherein the clamping assembly (7) comprises a pressing piece (71) and a supporting spring (72), the pressing piece (71) is connected to the frame (1) in a threaded mode along the height direction of the frame (1), the end portion of the pressing piece (71) is used for being abutted against the end portion of a roll shaft of the press roll (41), one end of the supporting spring (72) is abutted against the roll shaft of the press roll (41), and the other end of the supporting spring is abutted against the frame (1).

5. A pipe cutting machine according to claim 3 or 4, characterized in that the end of the roller of the press roll (41) is connected with a hand piece (46), the middle part of the hand piece (46) being hinged to the frame (1).

6. A pipe cutting machine according to claim 1, wherein the cutting assembly (5) comprises a first cutter (51), a second cutter (52) and a second driving member (53), the first cutter (51) is rigidly connected to the frame (1), the second cutter (52) is slidingly connected to the frame (1) along the height direction of the frame (1), the first cutter (51) and the second cutter (52) are matched to cut the pipe, the second driving member (53) is connected to the frame (1), and the second driving member (53) is used for driving the second cutter (52) to move.

7. A pipe cutting machine according to claim 1, further comprising a collecting assembly (6), the collecting assembly (6) comprising a guide (61) and a collecting box (62), one end of the guide (61) being adapted to receive a section of pipe flowing from the cutting assembly (5) and to guide the section of pipe to the collecting box (62).

8. The pipe cutting machine according to claim 1, wherein the connecting piece (31) is provided with a kidney-shaped hole (311) for the abutting piece (32) to pass through, the kidney-shaped hole (311) is arranged in an extending mode along the arrangement direction of the limiting pieces (2), a plurality of nuts (33) are connected to the surface, facing the limiting pieces (2), of the connecting piece (31), the nuts (33) are in one-to-one correspondence with the limiting pieces (2), and the nuts (33) are in threaded fit with the abutting piece (32).

9. A pipe cutter according to claim 8, wherein the nut (33) is slidingly connected to the connecting member (31).