Multi-layer pipe cutting machine

Abstract

The utility model discloses a multilayer pipe cutting machine which comprises a machine frame, a cutting device and a propelling device, the cutting device and the propelling device are arranged on the machine frame, firstly, the cutting device adopts a first fixing mechanism and a second fixing mechanism, and efficient and stable fixing and cutting of multilayer stacked pipes are achieved in a material passing channel; then, the propelling device adopts a material clamping mechanism to clamp the parts, not input into the material passing channel, of the pipe materials, then the multiple pipe materials are continuously conveyed into the material passing channel to be cut under driving of a feeding driver, and after cutting is completed, the material clamping mechanism in the clamping releasing state is driven to reset to prepare for next-time feeding; according to the multi-layer pipe cutting device, the feeding-cutting-taking-feeding circulating steps of the pipes have higher continuity, meanwhile, when the multiple pipes are clamped and fed at the same time, the uniformity of the materials is guaranteed, the efficient cutting procedure for the multiple layers of stacked pipes is achieved, and the machining efficiency of the pipes is greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to pipe material processing equipment technical field, especially in a kind of multilayer pipe material cutting machine. BACKGROUND

[0002] In modern manufacturing industry, multilayer pipe material cutting machine as the important equipment of pipeline processing industry, is widely used in petroleum, chemical industry, natural gas transportation, mechanical manufacturing and multiple fields, the traditional multilayer pipe material cutting machine design although can realize the cutting of stacked multiple pipe material simultaneously, this function has promoted cutting efficiency to some extent, but there is certain limitation in feeding link.Specifically, the existing multilayer pipe material cutting machine in the operation process, often needs to be manually sent into cutting area by operating personnel, the accuracy and efficiency of cutting are influenced;More critical is that, before each cutting, operating personnel also need to manually align stacked multiple pipe material, thereby limiting the continuity and automation degree of equipment cutting operation, the processing efficiency of pipe material is reduced. SUMMARY

[0003] The utility model aims at providing a kind of multilayer pipe material cutting machine, solve the problem of the feeding efficiency of the existing multilayer pipe material cutting mechanism.

[0004] The utility model provides technical scheme as follows: a kind of multilayer pipe material cutting machine, including rack, cutting device and propelling device on the rack;

[0005] The cutting device includes first fixed mechanism, second fixed mechanism and cutting mechanism, the first fixed mechanism and the second fixed mechanism are used to compress the pipe material that is arranged in multiple layers and stacked along the radial direction of pipe material, the cutting mechanism includes rotationally arranged cutting knife wheel and cutting driver for driving the cutting knife wheel to approach or away from pipe material along the radial direction of pipe material, the cutting knife wheel is located between the first fixed mechanism and the second fixed mechanism, so that the cutting device forms the material passage that passes through the first fixed mechanism, the cutting knife wheel and the second fixed mechanism in turn;

[0006] The propelling device includes clamping mechanism for clamping pipe material and feeding driver for driving the clamping mechanism to move along the axial direction of pipe material, when the clamping mechanism is clamped to pipe material, the feeding driver drives the clamping mechanism to approach the material passage, to move pipe material to the material passage along the axial direction, when the clamping mechanism releases the clamping of pipe material, the feeding driver drives the clamping mechanism to be away from the material passage, so that the clamping mechanism resets.

[0007] A multi-layer pipe cutting machine as described above, the pipe clamping mechanism comprises a moving table, a telescopic drive fixed on the moving table, a feeding pressing plate movably arranged on the moving table, and side stoppers oppositely arranged on both sides of the moving table, the telescopic drive is used to drive the feeding pressing plate to approach and press against the pipe along the height direction of the moving table, so as to limit the radial movement of the pipe along the height direction of the moving table, and the opposite side stoppers abut against the pipe along the width direction of the moving table, so as to limit the radial movement of the pipe along the width direction of the moving table.

[0008] A multi-layer pipe cutting machine as described above, the feeding pressing plate is provided with a pressing pad on the side close to the pipe, and the pressing pad is made of flexible material.

[0009] A multi-layer pipe cutting machine as described above, the side stopper is provided with a side stop roller on the side close to the pipe, and the side stop roller is arranged in an inclined manner along the radial direction of the pipe.

[0010] A multi-layer pipe cutting machine as described above, the pipe passing channel is used for the axial passing of the multi-layer stacked pipes, when the feeding pressing plate is pressed against the pipe, the upper pipe and the lower pipe are arranged in a staggered manner, and the side stop roller can abut against at least two pipes on the side.

[0011] A multi-layer pipe cutting machine as described above, the advancing device further comprises a guide rail mechanism arranged between the moving table and the rack, and the output end of the feeding drive is connected to the moving table, so as to drive the moving table to reciprocally move along the extension direction of the guide rail mechanism.

[0012] A multi-layer pipe cutting machine as described above, the first fixing mechanism comprises a first pressing plate movably arranged in the pipe passing channel along the height direction of the rack, and the second fixing mechanism comprises a second pressing plate movably arranged in the pipe passing channel along the height direction of the rack, when the first pressing plate and the second pressing plate are both pressed against the pipe, a cutting gap is formed between the first pressing plate and the second pressing plate, and the cutting knife wheel can reciprocally move in the cutting gap.

[0013] A multi-layer pipe cutting machine as described above, the first pressing plate and the second pressing plate are both provided with a pressing pad on the side close to the pipe.

[0014] A multi-layer pipe cutting machine as described above, the pipe passing channel is provided with two telescopic drives on the upper side, and the two telescopic drives are used to drive the first pressing plate and the second pressing plate to ascend and descend, respectively.

[0015] A multi-layer pipe cutting machine as described above, the cutting drive is located on the lower side of the pipe passing channel, and the height of the top end of the cutting knife wheel is higher than the bottom surface of the pipe passing channel.

[0016] Compared with the prior art, the multi-layer pipe material cutting mechanism has the following advantages:

[0017] The multi-layer pipe material cutting mechanism has the following advantages: the pushing device is arranged on the rack to cooperate with the cutting device, first, the cutting mechanism adopts the first fixing mechanism and the second fixing mechanism to simultaneously fix both sides of the pipe cutting part, then the cutting mechanism simultaneously cuts the plurality of pipe materials at the cutting part, and realizes efficient and stable cutting of the multi-layer stacked pipe materials in the passing channel; then, the pushing device adopts the clamping mechanism to clamp the part of the pipe material not input into the passing channel, then continuously transports the plurality of pipe materials into the passing channel for cutting under the driving of the feeding driver, and drives the clamping mechanism in the unclamped state to reset after the cutting is completed, prepares for the next feeding, so that the cycle steps of "feeding-cutting-take-out-feeding" of the pipe material have stronger continuity, and when the plurality of pipe materials are simultaneously clamped and fed, the neatness of the materials is also ensured, the efficient cutting process for the multi-layer stacked pipe materials is realized, and the processing efficiency of the pipe materials is greatly improved. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a three-dimensional schematic view of the multi-layer pipe material cutting machine of the utility model.

[0019] Figure 2 It is a three-dimensional schematic view of the clamping mechanism of the multi-layer pipe material cutting machine of the utility model.

[0020] Figure 3 It is a three-dimensional schematic view of the multi-layer pipe material cutting machine of the utility model.

[0021] Figure 4 It is a side partial sectional view of the multi-layer pipe material cutting machine of the utility model.

[0022] The reference signs are explained as follows: 1, rack; 2, cutting device; 3, pushing device; 21, first fixing mechanism; 22, second fixing mechanism; 23, cutting mechanism; 24, passing channel; 25, cutting position area; 31, clamping mechanism; 32, feeding driver; 33, guide rail mechanism; 211, first pressing plate; 221, second pressing plate; 231, cutting cutter; 232, cutting driver; 311, moving table; 312, telescopic driver; 313, feeding pressing plate; 314, side blocking piece; 3131, pressure pad; 3141, side blocking roller. DETAILED DESCRIPTION

[0023] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative work fall within the protection scope of the present application.

[0024] Embodiment 1: Please refer to the attached Figure 1 to the attached Figure 4 The embodiment provides a multi-layer pipe cutting machine, which comprises a rack 1, a cutting device 2 and a pushing device 3 arranged on the rack 1; the cutting device 2 comprises a first fixing mechanism 21, a second fixing mechanism 22 and a cutting mechanism 23, the first fixing mechanism 21 and the second fixing mechanism 22 are both used for pressing the pipe material arranged in a multi-layer stack along the radial direction of the pipe material, the cutting mechanism 23 comprises a rotating cutting cutter 231 and a cutting driver 232 used for driving the cutting cutter 231 to approach or move away from the pipe material along the radial direction of the pipe material, the cutting cutter 231 is located between the first fixing mechanism 21 and the second fixing mechanism 22, so that the cutting device 2 forms a material passing channel 24 passing through the first fixing mechanism 21, the cutting cutter 231 and the second fixing mechanism 22 in sequence; the pushing device 3 comprises a clamping mechanism 31 used for clamping the pipe material and a feeding driver 32 used for driving the clamping mechanism 31 to move along the axial direction of the pipe material, when the clamping mechanism 31 clamps the pipe material, the feeding driver 32 drives the clamping mechanism 31 to approach the material passing channel 24, so as to move the pipe material along the axial direction to the material passing channel 24, when the clamping mechanism 31 releases the clamping of the pipe material, the feeding driver 32 drives the clamping mechanism 31 to move away from the material passing channel 24, so as to reset the clamping mechanism 31. The multi-layer pipe cutting mechanism of the embodiment comprises the pushing device 3 matched with the cutting device 2 on the rack 1, first, the cutting device 2 simultaneously fixes the two sides of the pipe cutting part by using the first fixing mechanism 21 and the second fixing mechanism 22, then simultaneously cuts the plurality of pipe materials at the cutting part by using the cutting mechanism 23, and realizes the efficient and stable cutting of the multi-layer stacked pipe materials in the material passing channel 24; then, the pushing device 3 clamps the part of the pipe material not input into the material passing channel 24 by using the clamping mechanism 31, then continuously feeds the plurality of pipe materials into the material passing channel 24 for cutting under the driving of the feeding driver 32, and drives the clamping mechanism 31 in the released clamping state to reset after the cutting is completed, so as to prepare for the next feeding, so that the feeding-cutting-take-out-feeding cycle steps of the pipe material have stronger continuity, meanwhile, the material is also ensured to be in order when the plurality of pipe materials are simultaneously clamped and fed, so that the efficient cutting process for the multi-layer stacked pipe materials is realized, and the pipe material processing efficiency is greatly improved.

[0025] The clamping mechanism 31 comprises a moving table 311, a telescopic drive 312 fixed on the moving table 311, a feeding pressing plate 313 movably arranged on the moving table 311, and side stoppers 314 arranged on both sides of the moving table 311. The telescopic drive 312 is configured to drive the feeding pressing plate 313 to press against the pipe material along the height direction of the moving table 311, so as to limit the radial movement of the pipe material along the height direction of the moving table 311. The side stoppers 314 are arranged on both sides of the moving table 311 along the width direction of the moving table 311, and abut against the pipe material, so as to limit the radial movement of the pipe material along the width direction of the moving table 311. When the feeding pressing plate 313 abuts against the pipe material, the side stoppers 314 can completely limit the radial movement of the pipe material, and the friction between the feeding pressing plate 313 and the pipe material can limit the axial movement of the pipe material, so that the cutting of the pipe material is more stable and reliable.

[0026] Preferably, the feeding pressing plate 313 is provided with an abutting pad 3131 on the side close to the pipe material. The abutting pad 3131 is made of flexible material, and can increase the contact area with the pipe material by extrusion deformation when the feeding pressing plate 313 abuts against the pipe material, so as to increase the friction with the pipe material.

[0027] The side stopper 314 is provided with a side stopper roller 3141 on the side close to the pipe material. The side stopper roller 3141 is arranged obliquely along the radial direction of the pipe material, so as to facilitate the arrangement of the pipe material in staggered layers. The pipe material in the plurality of layers can pass through the passage 24 along the axial direction. When the feeding pressing plate 313 abuts against the pipe material, the pipe material in the upper layer is arranged in staggered layers with the pipe material in the lower layer. The side stopper roller 3141 can abut against at least two pipe materials in the side edges at the same time, so as to realize the conveying of the pipe material in the plurality of layers, and improve the cutting efficiency of the cutting device 2.

[0028] The pushing device 3 further comprises a guide rail mechanism 33 arranged between the moving table 311 and the rack 1. The output end of the feeding drive 32 is connected to the moving table 311, and is configured to drive the moving table 311 to move back and forth along the extension direction of the guide rail mechanism 33. The guide rail mechanism 33 can make the movement of the moving table 311 more stable, and make the feeding direction of the pipe material more stable.

[0029] The first fixing mechanism 21 comprises a first pressing plate 211 movably arranged in the material passing channel 24 along the height direction of the rack 1, and the second fixing mechanism 22 comprises a second pressing plate 221 movably arranged in the material passing channel 24 along the height direction of the rack 1, when the first pressing plate 211 and the second pressing plate 221 press the pipe material, a cutting allowance area 25 for the reciprocating movement of the cutting cutter 231 is formed between the first pressing plate 211 and the second pressing plate 221. Preferably, the first pressing plate 211 and the second pressing plate 221 are respectively provided with pressing pads 313 on the side close to the pipe material, so as to increase the friction with the pipe material when the pipe material is pressed. Further, the material passing channel 24 is provided with two telescopic drives 312 on the upper side for driving the first pressing plate 211 and the second pressing plate 221 to ascend and descend respectively.

[0030] The cutting step of the cutting machine is as follows: after the pipe material is fed into the material passing channel 24 by the pushing device 3, the first pressing plate 211 and the second pressing plate 221 simultaneously descend to press the pipe material, at this time, the cutting drive 232 drives the cutting cutter 231 to move through the screw transmission mode, so that the cutting cutter 231 reciprocally moves in the cutting allowance area 25 to cut the pipe material, at the time of cutting, the feeding pressing plate 313 also presses the pipe material, after the cutting is completed, the second pressing plate 221 ascends first, so as to facilitate the operator to take out the pipe material segment after cutting, at the same time, the feeding pressing plate 313 also ascends, after the moving table 311 resets, the feeding pressing plate 313 again descends to clamp the pipe material, at this time, the first pressing plate 211 also ascends, so that the cutting machine returns to the feeding step.

[0031] The cutting drive 232 is located on the lower side of the material passing channel 24, the height of the top end of the cutting cutter 231 is higher than the bottom surface of the material passing channel 24, when the cutting cutter 231 moves in the cutting allowance area 25, the top of the cutting cutter 231 realizes the cutting of the plurality of pipe materials in sequence.

[0032] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A multi-layer tube stock cutting machine characterized by: The utility model relates to a cutting device and a pushing device for pipe material, comprising a rack (1), a cutting device (2) and a pushing device (3) arranged on the rack (1). The cutting device (2) comprises a first fixing mechanism (21), a second fixing mechanism (22) and a cutting mechanism (23), the first fixing mechanism (21) and the second fixing mechanism (22) are used for pressing pipe material in a radial direction, the cutting mechanism (23) comprises a rotating cutting wheel (231) and a cutting driver (232) used for driving the cutting wheel (231) to approach or move away from the pipe material in the radial direction, the cutting wheel (231) is located between the first fixing mechanism (21) and the second fixing mechanism (22), and the cutting device (2) forms a material passing channel (24) sequentially passing through the first fixing mechanism (21), the cutting wheel (231) and the second fixing mechanism (22). The pushing device (3) comprises a clamping mechanism (31) used for clamping pipe material and a feeding driver (32) used for driving the clamping mechanism (31) to move in an axial direction of the pipe material, when the clamping mechanism (31) clamps the pipe material, the feeding driver (32) drives the clamping mechanism (31) to approach the material passing channel (24) to move the pipe material in the axial direction to the material passing channel (24), when the clamping mechanism (31) releases the pipe material, the feeding driver (32) drives the clamping mechanism (31) to move away from the material passing channel (24) to reset the clamping mechanism (31).

2. A multi-layer tube stock cutting machine according to claim 1, characterized in that: The clamping mechanism (31) comprises a moving table (311), a telescopic driver (312) fixed to the moving table (311), a feeding pressing plate (313) movably arranged on the moving table (311) and side stop pieces (314) oppositely arranged on both sides of the moving table (311), the telescopic driver (312) is used for driving the feeding pressing plate (313) to approach and press pipe material in a height direction of the moving table (311) to limit radial movement of the pipe material in the height direction of the moving table (311), and the side stop pieces (314) oppositely abut pipe material in a width direction of the moving table (311) to limit radial movement of the pipe material in the width direction of the moving table (311).

3. A multi-layer tube stock cutting machine according to claim 2, characterized in that: The feeding pressing plate (313) is provided with a pressing pad (3131) on a side close to the pipe material, and the pressing pad (3131) is made of flexible material.

4. A multi-layer tube stock cutting machine according to claim 2, characterized in that: The side stop pieces (314) are provided with side stop rollers (3141) on a side close to the pipe material, and the side stop rollers (3141) are arranged in a radial direction of the pipe material.

5. A multi-layer tube stock cutting machine according to claim 4, characterized in that: The material passing channel (24) is used for pipe material in a plurality of layers to pass in the axial direction, when the feeding pressing plate (313) presses the pipe material, pipe material in an upper layer and pipe material in a lower layer are arranged in a staggered manner, and the side stop rollers (3141) can abut pipe material in at least two layers on both sides at the same time.

6. A multi-layer tube stock cutting machine according to claim 2, characterized in that: The propelling device (3) further comprises a guide rail mechanism (33) between the moving table (311) and the frame (1), and an output end of the feeding driver (32) is connected to the moving table (311) for driving the moving table (311) to reciprocally move along an extending direction of the guide rail mechanism (33).

7. A multi-layer tube stock cutting machine as claimed in claim 2, wherein: The first fixing mechanism (21) comprises a first pressing plate (211) movably arranged in the feeding passage (24) along a height direction of the frame (1), and the second fixing mechanism (22) comprises a second pressing plate (221) movably arranged in the feeding passage (24) along the height direction of the frame (1), when the first pressing plate (211) and the second pressing plate (221) are both pressed against the pipe material, a cutting allowance area (25) for the cutting cutter wheel (231) to reciprocally move is formed between the first pressing plate (211) and the second pressing plate (221).

8. A multi-layer tube stock cutting machine according to claim 7, characterized in that: The first pressing plate (211) and the second pressing plate (221) are respectively provided with pressing pads (3131) on a side close to the pipe material.

9. A multi-layer tube stock cutting machine as defined in claim 7, wherein: Two telescopic drivers (312) for respectively driving the first pressing plate (211) and the second pressing plate (221) to lift and fall are arranged on an upper side of the feeding passage (24).

10. A multi-layer tube stock cutting machine according to claim 9, characterized in that: The cutting driver (232) is located on a lower side of the feeding passage (24), and a height of a top end of the cutting cutter wheel (231) is higher than a bottom surface of the feeding passage (24).

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