CN221292252U - Pipe flanging machine - Google Patents

Abstract

The utility model discloses a pipe flanging machine, which is used for flanging a pipe, wherein the pipe is provided with a first edge and a second edge, the second edge covers the first edge, the pipe flanging machine comprises a base body, a traction device and a flanging component, the traction device is arranged on the base body, and is provided with a traction channel and drives the pipe to enter the traction channel; the flanging component is arranged on the base body and comprises a flanging device, the flanging device is arranged on one side of the traction device and is provided with a flanging channel, and the flanging channel is used for flanging the pipe so that the first edge is coated with the second edge. The technical scheme of the utility model aims to improve the flanging efficiency of the inner layer and the outer layer of the pipe.

Description

Pipe flanging machine

Technical Field

The utility model relates to the technical field of pipe processing, in particular to a pipe flanging machine.

Background

The existing bare wire electrical insulation protective sleeves are mostly self-coiled pipes, the problem that the inner and outer layers of the self-coiled pipes are not tightly attached after the self-coiled pipes are produced and molded for a period of time, and the self-coiled pipes with the inner and outer layers not tightly attached are used as the protective sleeves of wires or cables, so that the protective effect on the wires or cables can be influenced, and the service life of the wires or cables is prolonged.

The problem that the inner and outer layers are not tightly attached after the forming of the self-rolling pipe is solved by flanging the inner and outer layers, however, the efficiency is quite low and the flanging quality is poor at present by manually flanging the sleeve.

Disclosure of utility model

The utility model mainly aims to provide a pipe flanging machine, which aims to improve the flanging efficiency of the inner layer and the outer layer of a pipe.

In order to achieve the above object, the present utility model provides a tube flanging machine for flanging a tube, the tube having a first edge and a second edge, the second edge wrapping the first edge, the tube flanging machine comprising:

A base;

The traction device is arranged on the base body, is provided with a traction channel and drives the pipe to enter the traction channel; and

The flanging assembly is arranged on the base body and comprises a flanging device, the flanging device is arranged on one side of the traction device and is provided with a flanging channel, and the flanging channel is used for flanging the pipe so that the first edge is coated with the second edge.

In an embodiment, the flanging device comprises a flanging plate and a tube expansion rod, wherein the tube expansion rod is arranged on one side of the flanging plate, which is opposite to the traction channel, the flanging plate is provided with a mounting part and a spiral through groove, the tube expansion rod is connected to the mounting part, and the spiral through groove is arranged around the mounting part to form the flanging channel.

In an embodiment, the tube expansion rod comprises a connecting rod and a tube expansion part which are connected, the installation part is provided with a connecting hole, and the connecting rod is connected with the flanging plate through the connecting hole.

In one embodiment, the cross-sectional area of the expanded pipe portion tapers from an end proximal to the pull channel to an end distal to the pull channel.

In an embodiment, the pipe flanging machine further comprises a pipe bundling device, the pipe bundling device is arranged on one side, opposite to the traction device, of the flanging device, a pipe bundling through hole is formed in the pipe bundling device, the pipe bundling through hole and the flanging channel are coaxially arranged, and the pipe expanding rod at least partially penetrates through the pipe bundling through hole.

In an embodiment, the flanging component further comprises a mounting seat, the mounting seat is arranged on the base body, the flanging device is detachably connected to one surface, facing away from the traction channel, of the mounting seat, the mounting seat is provided with a through hole, and the through hole and the spiral through groove are coaxially arranged.

In an embodiment, the base body is provided with a connecting rod, the mounting seat is provided with a first limiting through groove, the tube bundling device is provided with a second limiting through groove, and the connecting rod is limited in the first limiting through groove and the second limiting through groove and is detachably connected with the mounting seat and the tube bundling device.

In an embodiment, the flanging assembly further comprises a crochet, one end of the crochet penetrates through the flanging channel, and the other end of the crochet stretches into the traction channel, so that the traction device drives the crochet in the traction channel to move.

In an embodiment, the crochet includes crochet body and deflector roll, the crochet body with the deflector roll is connected, the deflector roll is at least partly located traction channel, the crochet body wears to locate the turn-ups passageway, the crochet body is kept away from the one end of deflector roll is equipped with the kink, the kink is used for hooking the tubular product.

In an embodiment, the traction device comprises an upper track, a lower track and a driving member, the upper track and the lower track are oppositely arranged, the driving member drives the upper track and the lower track to rotate respectively to form a first guide surface and a second guide surface, the first guide surface and the second guide surface are enclosed to form the traction channel, and the crochet hook is clamped between the first guide surface and the second guide surface.

The pipe flanging machine comprises a base body, a traction device and a flanging component, wherein the flanging component comprises a flanging device. Through setting up the turn-ups passageway in the turn-ups ware, can realize that tubular product is turned up into first limit cladding second limit by the cladding of initial state's second limit, the tubular product after the turn-ups further passes through draw gear's traction, makes the automatic turn-ups of accomplishing of remaining tubular product, has improved the laminating degree of tubular product first limit and second limit. The pipe flanging machine is used for flanging the pipe, so that automation of pipe flanging is realized, labor cost is effectively saved, and pipe flanging efficiency is improved.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a pipe flanging machine and a pipe in an embodiment of the present utility model;

FIG. 2 is a schematic view of a pipe flanging machine according to an embodiment of the present utility model;

FIG. 3 is a schematic structural view of a flange assembly and a tube buncher according to an embodiment of the present utility model;

FIG. 4 is a schematic diagram of a flanger according to an embodiment of the present utility model;

FIG. 5 is a schematic view of an expander rod according to an embodiment of the present utility model;

fig. 6 is a schematic structural view of a crochet hook according to an embodiment of the present utility model.

Reference numerals illustrate:

the achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.

In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Furthermore, descriptions such as those referred to as "first," "second," and the like, are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying an order of magnitude of the indicated technical features in the present disclosure. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" as it appears throughout is meant to include three side-by-side schemes, for example, "a and/or B", including a scheme, or B scheme, or a scheme that is satisfied by both a and B. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

Referring to fig. 1 to 6, the present utility model proposes a pipe flanging machine 100 for flanging a pipe 5, wherein the pipe 5 has a first edge and a second edge, the second edge is wrapped by the first edge, the pipe flanging machine 100 comprises a base 1, a traction device 2 and a flanging component 3, the traction device 2 is arranged on the base 1, the traction device 2 is provided with a traction channel 21, and the pipe 5 is driven to enter the traction channel 21; the base body 1 is located to turn-ups subassembly 3, and turn-ups subassembly 3 includes turn-ups ware 31, and one side of draw gear 2 is located to turn-ups ware 31, and turn-ups ware 31 is equipped with turn-ups passageway 311, and turn-ups passageway 311 are used for tubular product 5 turn-ups to make first limit cladding second limit.

In this embodiment, as shown in fig. 1 and 2, the base 1 of the pipe flanging machine 100 is used for installing and fixing the traction device 2 and the flanging component 3, so as to ensure the horizontal precision of the traction device 2 and the flanging component 3, and thus the traction channel 21 of the traction device 2 and the flanging channel 311 of the flanging device 31 are located in the same extending direction, and the pipe 5 is prevented from being bent and damaged from the flanging channel 311 entering the traction channel 21; before flanging, one end of the pipe 5 is adjusted to a first edge to cover a second edge, then the end of the pipe 5 passes through a flanging channel 311 of the flanging device 31, the end of the pipe 5 is pulled into a traction channel 21, the traction device 2 drives the pipe 5 to move along the traction channel 21, and the pipe 5 entering the traction channel 21 drives the rest pipe 5 to pass through the flanging channel 311, so that flanging of the whole pipe 5 is completed, and the fitting degree of the first edge and the second edge of the pipe 5 is improved; the pipe flanging machine 100 is used for flanging the pipe 5, so that the pipe 5 flanging efficiency can be effectively improved, and the labor cost is saved.

In practical implementation, the traction speed of the traction device 2 can be adjusted according to the flanging effect of the pipe 5.

In one embodiment, the flanging device 31 includes a flanging plate 312 and an expansion rod 313, the expansion rod 313 is disposed on a side of the flanging plate 312 facing away from the traction channel 21, the flanging plate 312 is provided with a mounting portion 3121 and a spiral through groove 3122, the expansion rod 313 is connected to the mounting portion 3121, and the spiral through groove 3122 is disposed around the mounting portion 3121 to form the flanging channel 311.

In this embodiment, as shown in fig. 1 to 4, the flanging plate 312 is provided with a mounting portion 3121 for mounting the tube expansion rod 313, and a spiral through groove 3122 is disposed around the mounting portion 3121, so that the mounting portion 3121 is located in the middle of the flanging channel 311, when the tube 5 passes through the flanging channel 311, the tube expansion rod 313 is inserted into the tube 5, so as to guide the tube 5 to the flanging channel 311, thereby facilitating the tube 5 to pass through the flanging channel 311, and improving the tube passing efficiency of the tube 5. When the traction device 2 drives one end of the pipe 5 to move along the traction channel 21, the remaining pipe 5 moves along the expansion rod 313 toward the flanging channel 311, so that the first edge and the second edge of the remaining pipe 5 expand outwards and are easier to enter the flanging channel 311, and thus the pipe 5 is easier to pass through the spiral through groove 3122 of the flanging plate 312 under the guidance of the expansion rod 313, and the flanging speed is improved.

In practical implementation, the cross-sectional shape and size of the spiral through groove 3122 correspond to the cross-sectional shape and size of the second edge of the turned-up tube 5, and the rotation direction of the spiral through groove 3122 is consistent with the rotation direction of the turned-up tube 5, so that the tube 5 passes through the spiral through groove 3122 and is turned up from the second edge to the first edge.

In an embodiment, the expansion rod 313 includes a connecting rod 3131 and an expansion part 3132 connected to each other, the mounting part 3121 is provided with a connecting hole 3123, and the connecting rod 3131 is connected to the flanging plate 312 through the connecting hole 3123.

In this embodiment, as shown in fig. 1 and 3 to 5, the tube expansion rod 313 is connected to the flanging device 31 by the connection rod 3131 and the connection hole 3123 of the mounting portion 3121, the connection rod 3131 is provided with threads, the inner wall of the connection hole 3123 is also provided with threads corresponding to the threads of the connection rod 3131, so that the connection rod 3131 of the tube expansion rod 313 can be screwed into the connection hole 3123 of the mounting portion 3121 of the flanging device 31, and the detachable connection of the tube expansion rod 313 is realized, so as to facilitate the replacement after the tube expansion rod 313 is damaged.

In practical implementation, the connecting rod 3131 and the expansion pipe portion 3132 may be integrally compression molded or may be detachably assembled and produced, which is not particularly limited herein.

In one embodiment, the cross-sectional area of the expanded tubular section 3132 tapers from an end proximal to the pull channel 21 to an end distal to the pull channel 21.

In this embodiment, as shown in fig. 1, 2 and 5, the cross-sectional area of the tube expansion portion 3132 near the traction channel 21 is larger than the cross-sectional area far from the traction channel 21, so that the first edge of the tube 5 gradually expands outwards during the process that the traction device 2 draws the tube 5 along the tube expansion portion 3132, when the tube 5 approaches the flanging channel 311 of the flanging device 31, the overlapping portion between the first edge and the second edge of the tube 5 is less, and at this time, the traction device 2 can draw the tube 5 through the flanging channel 311 of the flanging device 31 to enable the first edge of the tube 5 to cover the second edge, so as to realize flanging of the tube 5; the gradual change of the cross-sectional area of the pipe expansion part 3132 enables the traction device 2 to draw the pipe 5 to move smoothly along the pipe expansion part 3132, and the flanging efficiency is effectively improved.

In practical implementation, the cross-sectional area of the tube expansion portion 3132 close to the traction channel 21 should not exceed the area of the mounting portion 3121 of the flanger 31, so as to avoid the tube expansion portion 3132 covering the flanging channel 311 of the flanger 31 and affecting the flanging effect; the cross-sectional shape of the tube expansion portion 3132 is consistent with that of the tube 5, and can be round, the tube expansion portion 3132 can be hollow, the load of the flanging device 31 is reduced, the abrasion of the flanging device 31 is reduced, and meanwhile production materials can be saved.

In an embodiment, the pipe flanging machine 100 further includes a pipe bundling device 4, the pipe bundling device 4 is disposed on a side of the flanging device 31 facing away from the traction device 2, the pipe bundling device 4 is provided with a pipe bundling through hole 41, the pipe bundling through hole 41 and the flanging channel 311 are coaxially disposed, and the pipe expansion rod 313 is at least partially penetrating through the pipe bundling through hole 41.

In this embodiment, as shown in fig. 1 to 3, the tube buncher 4 is disposed on a side of the flanging device 31 facing away from the traction device 2, and is used for supporting and guiding a portion to be flanged of the tube 5, when flanging is performed, one end of the tube 5 passes through the tube bunching through hole 41 and the flanging channel 311 of the tube buncher 4 first to enter the traction channel 21, and then the remaining tube 5 passes through the flanging channel 311 under the traction of the traction device 2; the tube bundling through hole 41 and the flanging channel 311 are coaxially arranged, and the extending direction of the part of the tube 5 between the tube bundling device 4 and the flanging device 31 is consistent with the extending direction of the tube bundling through hole 41 and the flanging channel 311, so that the tube bundling device 4 plays a role in guiding the tube 5, the tube 5 can smoothly pass through the flanging channel 311 of the flanging device 31, and the flanging efficiency of the tube 5 can be effectively improved.

In practical implementation, the pipe expansion rod 313 may be inserted into the pipe bundling through hole 41 of the pipe bundling device 4, so that when the pipe 5 is inserted into the pipe bundling through hole 41, the pipe expansion rod 313 may extend into the pipe 5, and cooperate with the pipe bundling through hole 41 to limit the pipe 5, so as to prevent the pipe 5 from slipping out of the pipe bundling through hole 41 of the pipe bundling device 4. The size of the tube bundle through holes 41 is consistent with the size of the section of the tube 5, so that the tube 5 is better limited. Of course, the size of the beam tube through hole 41 can be larger than the cross section of the tube 5, so that the tube 5 can enter the beam tube through hole 41 better.

In an embodiment, the flanging assembly 3 further includes a mounting seat 33, the mounting seat 33 is disposed on the base 1, the flanging device 31 is detachably connected to a surface of the mounting seat 33 facing away from the traction channel 21, the mounting seat 33 is provided with a through hole 331, and the through hole 331 is coaxially disposed with the spiral through groove 3122.

In this embodiment, as shown in fig. 1 and 2, the flanger 31 is disposed on the base 1 through the mounting seat 33, and the flanger 31 is detachably connected with the mounting seat 33, so that the flanger 31 with the different types of flanger channels 311 can be correspondingly replaced according to the shape, the size and the rotation direction of the pipe 5 after being flanger; the flanger 31 is arranged on one surface of the mounting seat 33 facing the tube bundling device 4, so that the tube 5 cannot be affected by the mounting seat 33 when entering the flanging channel 311 of the flanger 31, and one end of the tube 5 conveniently penetrates through the flanging channel 311 of the flanger 31.

In practical implementation, the through hole 331 of the mounting base 33 should be set as large as possible to accommodate the pipes 5 with different diameters.

In one embodiment, the base 1 is provided with a connecting rod 11, the mounting seat 33 is provided with a first limiting through groove 332, the tube bundling device 4 is provided with a second limiting through groove 42, and the connecting rod 11 is limited in the first limiting through groove 332 and the second limiting through groove 42 and is detachably connected with the mounting seat 33 and the tube bundling device 4.

In this embodiment, as shown in fig. 1 to 3, the mounting seat 33 and the tube buncher 4 are connected with the base 1 through the connecting rod 11, and the extending direction of the connecting rod 11 is parallel to the extending direction of the traction channel 21 of the traction device 2, so that the extending direction of the mounting seat 33 and the tube buncher 4 connected with the connecting rod 11 is consistent with the extending direction of the traction channel 21, and the tube 5 can run in a straight line from the tube bunching through hole 41 of the tube buncher 4 to the traction channel 21 of the traction device 2 through the flanging channel 311 of the flanging device 31 under the traction of the traction device 2, so that the tube 5 can be prevented from being bent in the flanging process and receiving larger friction resistance, and the possibility of damage to the tube 5 is reduced. The mounting seat 33 and the tube buncher 4 are respectively provided with a first limit groove 332 and a second limit groove 42, and the connecting rod 11 is limited in the first limit groove 332 and the second limit groove 42 so as to avoid displacement of the mounting seat 33 and the tube buncher 4 when the tube 5 is turned up, and the turn-up effect and efficiency of the tube 5 are affected.

In practical implementation, the mounting seat 33 and the tube bundling device 4 are detachably connected with the connecting rod 11, so that the tube bundling device 4 with the mounting seat 33 with the corresponding type through hole 331 and the tube bundling device 4 with the corresponding type through hole 41 can be replaced according to the type of the tube 5, and the mounting seat 33 and the tube bundling device 4 can be detachably connected with the connecting rod 11 through bolts, clamping or other structures; meanwhile, the distance between the mounting seat 33 and the pipe binding device 4 on the connecting rod 11 can be adjusted according to different pipes 5, so that the pipes 5 can smoothly pass through the flanging channel 311.

In an embodiment, the flanging assembly 3 further includes a crochet needle 32, one end of the crochet needle 32 is arranged through the flanging channel 311, and the other end extends into the traction channel 21, so that the traction device 2 drives the crochet needle 32 in the traction channel 21 to move.

In this embodiment, as shown in fig. 1, 2 and 6, before flanging the pipe 5, one end of the crochet hook 32 penetrating through the flanging channel 311 is inserted into the pipe 5 to be connected with the inner wall of the pipe 5, then the traction device 2 is started, the traction device 2 drives the other end of the crochet hook 32 extending into the traction channel 21 to move along the traction channel 21, one end of the crochet hook 32 drives the pipe 5 to move along the flanging channel 311 to enable the pipe 5 to be flanged, when the crochet hook 32 moves to the end of the traction channel 21, the pipe 5 falls out of the traction channel 21, and at the moment, the pipe 5 positioned in the traction channel 21 drives the rest pipe 5 to continuously pass through the flanging channel 311 to finish flanging of the whole pipe 5. So, before the turn-ups, need not to manually pass turn-ups passageway 311 with the one end of tubular product 5 and stretch into in the traction channel 21, the user only need wear to locate the one end of turn-ups passageway 311 with crochet hook 32 and hook the inner wall of tubular product 5, opens draw gear 2, just can begin the turn-ups to further improved the degree of automation of tubular product flanger 100, made tubular product 5 turn-ups more convenient.

In practical implementation, before flanging another pipe 5, the falling crochet hook 32 needs to be removed from the pipe 5 after flanging, and then one end of the crochet hook 32 is threaded through the flanging channel 311 again, and the other end of the crochet hook extends into the traction channel 21 again. The traction channel 21 can be provided with a limit groove so that the crochet hook 32 can move along the set direction, and the deviation of the crochet hook 32 when moving in the traction channel 21 is avoided, and the flanging effect of the pipe 5 is prevented from being influenced.

In practical implementation, the crochet 32 is disposed near the tube expansion portion 3132, so that the tube expansion portion 3132 and the crochet 32 can simultaneously extend into the inner wall of the tube 5, and the crochet 32 can drive the tube 5 to move along the tube expansion portion 3132. The extending direction of the crochet hook 32 is parallel to the axial extending direction of the pipe expanding portion 3132, and the first edge of the pipe 5 originally inside is expanded along with the movement of the pipe 5 along the pipe expanding portion 3132 under the driving of the crochet hook 32 until the first edge of the pipe 5 is coated with the second edge after the pipe 5 passes through the flanging channel 311 of the flanging device 31, and the pipe 5 is flanged.

In an embodiment, the crochet 32 includes a crochet body 321 and a guide roller 322, the crochet body 321 is connected with the guide roller 322, the guide roller 322 is at least partially disposed in the traction channel 21, the crochet body 321 is disposed in the flanging channel 311 in a penetrating manner, one end of the crochet body 321 far away from the guide roller 322 is provided with a bending portion 3211, and the bending portion 3211 is used for hooking the pipe 5.

In this embodiment, as shown in fig. 1, 2 and 6, the hook needle body 321 is used for extending into the pipe 5 to hook the inner wall of the first side of the pipe 5, so as to drive the pipe 5 to move through the flanging channel 311 for flanging, the guide roller 322 is arranged on the traction channel 21, as a connecting portion of the hook needle 32 drawn by the traction device 2, the guide roller 322 is drawn by the traction device 2 in the traction channel 21 to drive the hook needle body 321 to move along the direction of the traction channel 21, the bending portion 3211 provided on the hook needle body 321 is used for hooking the inner wall of the pipe 5, and the bending portion 3211 can increase friction between the hook needle body 321 and the pipe 5, so as to avoid relative sliding between the hook needle 32 and the pipe 5, and enable the hook needle body 321 to better drive the pipe 5 to move.

In practical implementation, the guide roller 322 and the hook needle body 321 may be integrally formed, and may be made of stainless steel material or plastic material, which is not particularly limited herein.

In an embodiment, the traction device 2 includes an upper track 22, a lower track 23, and a driving member 24, where the upper track 22 and the lower track 23 are disposed opposite to each other, the driving member 24 drives the upper track 22 and the lower track 23 to rotate to form a first guiding surface 221 and a second guiding surface 231, the first guiding surface 221 and the second guiding surface 231 enclose to form a traction channel 21, and the crochet hook 32 is sandwiched between the first guiding surface 221 and the second guiding surface 231.

In this embodiment, as shown in fig. 1 and 2, the traction device 2 forms the traction channel 21 for passing the crochet needle 32 and the pipe 5 by the upper track 22 and the lower track 23 which rotate relatively, the distance between the first guide surface 221 and the second guide surface 231 should be smaller than the diameter of the portion of the crochet needle 32 located in the traction channel 21, so that the crochet needle 32 can be clamped between the first guide surface 221 and the second guide surface 231, and is subjected to a sufficient friction force to drive the hooked pipe 5 to move along the flanging channel 311 and the traction channel 21, and the distance between the first guide surface 221 and the second guide surface 231 should be smaller than the diameter of the pipe 5, so that the pipe 5 advanced into the traction channel 21 is driven by the friction force of the first guide surface 221 and the second guide surface 231 to drive the remaining pipe 5 through the flanging channel 311.

In practical implementation, the distance between the upper crawler 22 and the lower crawler 23 can be adjusted to adapt to crochets 32 of different types and pipes 5 of different types, and the surfaces of the upper crawler 22 and the lower crawler 23 can be provided with strip-shaped, well-shaped ridges or other lines so as to improve the friction force between the traction channel 21 and the crochets 32 and the pipes 5 and ensure the traction effect; the driving member 24 may be a motor, and the crawler belt may be a belt, which has a certain elasticity, so as to avoid damage to the crochet hook 32 and the pipe 5.

The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the specification and drawings of the present utility model or direct/indirect application in other related technical fields are included in the scope of the present utility model.

Claims (10)

1. A pipe flanging machine for pipe flanging, the pipe having a first edge and a second edge, the second edge wrapping the first edge, the pipe flanging machine comprising:

A base;

The traction device is arranged on the base body, is provided with a traction channel and drives the pipe to enter the traction channel; and

The flanging assembly is arranged on the base body and comprises a flanging device, the flanging device is arranged on one side of the traction device and is provided with a flanging channel, and the flanging channel is used for flanging the pipe so that the first edge is coated with the second edge.

2. The pipe flanging machine of claim 1, wherein the flanging machine comprises a flanging plate and a tube expansion rod, the tube expansion rod is arranged on one side of the flanging plate, which is opposite to the traction channel, the flanging plate is provided with a mounting part and a spiral through groove, the tube expansion rod is connected to the mounting part, and the spiral through groove is arranged around the mounting part to form the flanging channel.

3. The pipe flanging machine of claim 2, wherein the expansion rod includes a connecting rod and an expansion portion connected to each other, the mounting portion is provided with a connecting hole, and the connecting rod is connected to the flanging plate through the connecting hole.

4. A pipe flanging machine according to claim 3, wherein the cross-sectional area of the expanded pipe portion tapers from an end closer to the traction channel to an end farther from the traction channel.

5. The pipe flanging machine of claim 2, further comprising a pipe-bundling device, wherein the pipe-bundling device is arranged on one side of the flanging device, which is opposite to the traction device, the pipe-bundling device is provided with a pipe-bundling through hole, the pipe-bundling through hole is coaxially arranged with the flanging channel, and the pipe-expanding rod is at least partially arranged through the pipe-bundling through hole.

6. The pipe flanging machine of claim 5, wherein the flanging assembly further comprises a mounting seat, the mounting seat is arranged on the base body, the flanging machine is detachably connected to one surface of the mounting seat, which faces away from the traction channel, the mounting seat is provided with a through hole, and the through hole and the spiral through groove are coaxially arranged.

7. The pipe flanging machine of claim 6, wherein the base is provided with a connecting rod, the mounting seat is provided with a first limiting through groove, the pipe bundling device is provided with a second limiting through groove, and the connecting rod is limited in the first limiting through groove and the second limiting through groove and is detachably connected with the mounting seat and the pipe bundling device.

8. A pipe flanging machine as claimed in any one of claims 1 to 7, wherein the flanging assembly further comprises a hooked needle, one end of the hooked needle being arranged to pass through the flanging channel, and the other end of the hooked needle extending into the traction channel, so that the traction device drives the hooked needle in the traction channel to move.

9. The pipe flanging machine of claim 8, wherein the crochet comprises a crochet body and a guide roller, the crochet body is connected with the guide roller, the guide roller is at least partially arranged in the traction channel, the crochet body is arranged in the flanging channel in a penetrating manner, and one end of the crochet body away from the guide roller is provided with a bending part which is used for hooking the pipe.

10. The pipe flanging machine of claim 1, wherein the traction device comprises an upper track, a lower track, and a driving member, the upper track and the lower track being disposed opposite each other, the driving member driving the upper track and the lower track to rotate to form a first guide surface and a second guide surface, respectively, the first guide surface and the second guide surface enclosing to form the traction channel.