CN220161115U - Pipe end machining assembly - Google Patents

Abstract

The utility model provides a pipe end machining assembly, which comprises a machining seat and a replaceable component arranged on the machining seat, wherein the replaceable component comprises a direct punching module for necking the pipe end and a clamping module for clamping and deforming the pipe end.

Description

Pipe end machining assembly

Technical Field

The utility model relates to the field of pipe processing equipment, in particular to a pipe end processing assembly.

Background

At present, when processing the pipe end, different pipe end processing needs to be processed respectively through different equipment, and the switching between a plurality of equipment, accurate fortune demand manual participation, and area is great.

Disclosure of Invention

The utility model aims to provide a pipe end machining assembly which reduces the occupied area and is suitable for machining various pipe ends.

In order to solve the technical problems, the utility model provides a pipe end machining assembly, which comprises a machining seat and a replaceable component arranged on the machining seat, wherein the replaceable component comprises a direct-punching module for necking the pipe end and a clamping module for clamping and deforming the pipe end.

Further, the straight die block comprises a straight punching seat which can be far away from or close to the pipe end, a plurality of necking punches arranged on the straight punching seat, and the necking radii of the necking punches are sequentially decreased.

Further, the clamping module comprises a clamping seat which can be far away from or close to the pipe end, a plurality of clamping blocks which are distributed along the circumferential direction of the clamping seat at intervals, and clamping positions which are arranged among the plurality of clamping blocks, wherein the clamping blocks can move along the radial direction of the clamping seat, so that when the pipe end is positioned at the clamping positions, the plurality of clamping blocks move to the clamping positions and clamp the pipe end for deformation processing.

Further, a moving rail is arranged at the bottom of the processing seat, so that the processing seat can move along the moving rail.

The utility model has the beneficial effects that:

1. by arranging the replaceable parts in the pipe end machining assembly, a more proper machining module can be selected on the same machining seat according to the machining requirements of different pipe fittings, and other equipment is not required to be selected for additional machining operation;

2. the machining seat is matched with the bottom moving rail in a moving way, so that the machining seat can machine pipe ends between different stations, and further the sequence selection of pipe machining procedures is increased.

Drawings

Fig. 1 is a schematic view of the overall apparatus of the present utility model.

FIG. 2 is a schematic diagram of the structure of the wheel and the wheel according to the present utility model.

FIG. 3 is a schematic view of a feed clamp die of the present utility model.

Fig. 4 is a schematic view of a cutting blade according to the present utility model.

Fig. 5 is a schematic view of the snap-off mechanism of the present utility model.

Fig. 6 is a schematic view of the use of the punch of the present utility model.

Fig. 7 is a schematic view of a punch die of the present utility model.

Fig. 8 is a schematic view of a rotating spindle in accordance with the present utility model.

FIG. 9 is a schematic diagram of a core rod and a core rod holder according to the present utility model.

Fig. 10 is a schematic view of a punching die in the present utility model.

Fig. 11 is a cross-sectional view of fig. 10 taken along line A-A in accordance with the present utility model.

Fig. 12 is a schematic diagram of the cooperation between the pusher and the punching die in the present utility model.

Fig. 13 is a schematic view of a backing roller in accordance with the present utility model.

Fig. 14 is a schematic view of a direct current module in accordance with the present utility model.

Figure 15 is a schematic view of the end of a tube processed by the straight die block of the present utility model.

Fig. 16 is a schematic view of a clamping module in accordance with the present utility model.

Fig. 17 is a schematic process view of the clamping module of the present utility model.

Figure 18 is a schematic view of a pipe end processed by the clamping module of the present utility model.

Reference numerals: a work table; 2. a blanking assembly; 21. a straightening wheel; 22. a circle correcting wheel; 23. feeding a clamping die; 24. a cutting knife; 3. a pipe shaping and punching assembly; 31. shaping and clamping the mold; 32. shaping seat; 33. a punch holder; 34. a punch; 35. punching a clamping die; 36. rotating the main shaft; 37. a core bar seat; 38. punching clamping jaw; 39. a core bar; 310. a first hole site; 311. punching a die; 312. a second hole site; 313. a pushing block; 314. a material supporting seat; 315. a material supporting roller; 4. a tube end machining assembly; 41. a processing seat; 43. a direct-punching seat; 44. necking punch; 45. a clamping seat; 46. a clamping block; 47. a clamping position; 48. a moving track; 5. a bent pipe assembly; 6. a breaking mechanism; 61. and breaking the clamping die.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which are derived by a person skilled in the art based on the embodiments of the utility model, fall within the scope of protection of the utility model.

It will be appreciated by those skilled in the art that in the present disclosure, the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," etc. refer to an orientation or positional relationship based on that shown in the drawings, which is merely for convenience of description and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore the above terms should not be construed as limiting the present utility model.

It will be understood that the terms "a" and "an" should be interpreted as referring to "at least one" or "one or more," i.e., in one embodiment, the number of elements may be one, while in another embodiment, the number of elements may be plural, and the term "a" should not be interpreted as limiting the number.

As shown in fig. 1 to 18, the present utility model provides a pipe end machining assembly, which is applied to a pipe machining apparatus, the pipe machining apparatus includes a cutting assembly 2, a pipe shaping and punching assembly 3, a pipe end machining assembly 4 and a pipe bending assembly 5, which are sequentially arranged on a workbench 1, for machining one end of a pipe, and punching, wherein the cutting assembly 2 includes a plurality of straightening wheels 21, a plurality of opposite round straightening wheels 22, a movable feeding clamping die 23 arranged on the workbench 1, and a rotatable cutting knife 24 arranged on one side of the feeding clamping die 23, and when the pipe passes through the plurality of straightening wheels 21 and the plurality of round straightening wheels 22, the pipe is pulled to the cutting knife 24 by the feeding clamping die 23 for cutting, and then the pipe is sequentially machined by the pipe shaping and punching assembly 3, the pipe end machining assembly 4 and the pipe bending assembly 5.

Specifically, when pipe fitting processing equipment of this scheme is got into from cutting subassembly department to long tube, coil pipe etc. at first, straighten, school circle to the pipe fitting respectively through straightening wheel, school circle wheel, increase the subsequent processing effect of pipe fitting, the feeding clamp mould removes to pipe fitting department and carries out the centre gripping fixedly to it afterwards, and the feeding clamp mould pulls pipe fitting to cutting knife department removal afterwards, and then cuts pipe fitting through the cutting knife to obtain the pipe fitting of suitable length, generally process the pipe fitting of this suitable length with the follow-up.

The guide rail is arranged at the bottom of the feeding clamping die, and the movement of the feeding clamping die is controlled by the lead screw and the servo motor so that the feeding clamping die can pull the pipe fitting to move towards the cutting knife; meanwhile, the cutter in the scheme is controlled by adopting the rotating motor, and the cutter mainly performs surrounding cutting or surrounding pre-cutting aiming at the peripheral direction of the pipe fitting.

In an embodiment of the present disclosure, the cutting blade is disposed on the cutting seat, the cutting seat is controlled by the servo motor to rotate so as to drive the cutting blade to perform circumferential cutting, and the center position of the cutting seat is perforated, so that the end portion of the pipe can pass through the perforated position, and the cutting blade can move relative to the radial direction of the cutting seat, so that when the pipe passes through the perforated position, the cutting blade is far away from the pipe to avoid scraping, and after the pipe is in place, the cutting blade is close to the pipe and performs cutting or pre-cutting on the pipe.

It should be noted that when the cutting knife is used for pre-cutting the pipe fitting, the cutting knife is not used for completely cutting the pipe fitting into two sections, but is used for carrying out groove cutting on the periphery of the pipe fitting, at the moment, the pipe fitting is required to be subjected to stretch-breaking processing by matching with the stretch-breaking mechanism 6, the stretch-breaking mechanism 6 comprises a stretch-breaking seat and a stretch-breaking clamping die 61, the pipe fitting is clamped and fixed through the stretch-breaking clamping die, at the moment, two sides of the pipe fitting pre-cutting position are respectively clamped through the stretch-breaking clamping die and the fixing clamping die, and then the stretch-breaking clamping die moves relative to the stretch-breaking seat, so that the stretch-breaking clamping die is used for carrying out stretch-breaking on the pipe fitting from the pre-cutting position, and further the pipe fitting is separated in a chipless manner.

Particularly, the bent pipe assembly in the scheme is consistent with the structure of the existing bent pipe equipment, and can be directly processed by adopting the existing bent pipe processing mode, so that detailed description is omitted here; in addition, the scheme moves among the working procedures through the conveying manipulator, so that the pipe fitting moves stably without manual intervention.

Preferably, the pipe shaping and punching assembly 3 comprises a shaping clamping die 31, a shaping seat 32 arranged on one side of the shaping clamping die 31 and capable of being far away from or approaching along the shaping clamping die 31, a movable punch seat 33 arranged on the shaping seat 32, and a plurality of punches 34 arranged on the punch seat 33, wherein one punch 34 in the plurality of punches 34 is arranged corresponding to the clamping position of the shaping clamping die 31.

Specifically, after the pipe fitting is cut or broken into a proper length, the pipe fitting is moved to a shaping clamping die to be clamped and fixed, then the punch holder moves relative to the shaping holder to enable one punch to move to a position corresponding to the clamping position, at the moment, the shaping holder drives the punch to approach the pipe end and performs flaring punching processing on the pipe end, and as the punch holder is provided with a plurality of punches, the punch holder can be provided with punches with various flaring calibers so as to increase flaring suitability.

The clamping and fixing of the shaping clamping die, the movement of the shaping seat and the position switching of the punch seat are controlled through corresponding air cylinders.

Preferably, the pipe shaping and punching assembly 3 further comprises a punching clamping die 35, a rotary main shaft 36 rotatably arranged on one side of the punching clamping die 35, and a core rod seat 37 movably arranged on one side of the rotary main shaft 36 away from the punching clamping die 35, wherein the end part of the rotary main shaft 36 is provided with a punching clamping jaw 38, the core rod seat 37 is provided with a core rod 39 towards one side of the punching clamping die 35, a first hole site 310 is formed on the side of the core rod 39, a punching die 311 capable of radially moving along the core rod 39 is arranged in the first hole site 310, so that when the pipe is fixed by the punching clamping die 35 and the punching clamping jaw 38, the core rod 39 penetrates into the pipe from a port of the pipe after the pipe is shaped by the punching head 34, and the pipe is punched at a position to be processed by the punching die 311.

Specifically, after the pipe fitting one end is subjected to flaring processing, the pipe fitting one end is moved to a punching steamed bread position to be fixed through a manipulator, then the main shaft is rotated to move the pipe end and secondarily fix the pipe fitting through the punching clamping jaw, at the moment, the pipe fitting can be driven to rotate to a proper angle through the rotation of the main shaft, then the core rod seat drives the core rod to penetrate into the pipe fitting from one end of the pipe fitting after flaring, the first hole site and the punching die are moved to the position to be processed of the pipe fitting, and the pipe fitting can be punched through the first hole site through the punching die.

The punching clamping die and the punching clamping jaw are controlled to clamp and fix through the air cylinder, and the rotating main shaft is controlled to rotate through the servo motor and the synchronous belt; meanwhile, the bottom of the core rod seat is provided with a guide rail, and the core rod seat is controlled by the air cylinder to move along the bottom guide rail, so that the core rod seat can drive the core rod to penetrate into the pipe fitting.

It is worth mentioning that the rotating main shaft is arranged on the moving seat, and the driving track matched with the moving seat in a screw transmission mode is arranged at the bottom of the moving seat, so that the moving seat can drive the rotating main shaft to move along the driving track, and further the rotating main shaft can pull the pipe to move, and the position of the pipe to be processed is guaranteed to be in a position suitable for processing.

Preferably, a second hole site 312 is formed on one side of the punching clamping die 35, and when the punching die 311 punches a position to be processed of the pipe, the first hole site 310 and the second hole site 312 correspond to each other.

Specifically, when the punching die needs to punch a hole on the pipe, the pipe is pulled to move through the rotary main shaft, so that the first hole site and the second hole site correspond to each other, then the punching die punches a hole from the inner side to the outer side of the pipe, and at the moment, the second hole site can avoid the punching die, so that interference between the punching die and the punching clamp die is avoided.

Preferably, a push block 313 capable of moving along the axial direction of the core rod 39 is arranged inside the core rod 39, the push block 313 is movably matched with the punching die 311, and the contact surface between the push block 313 and the punching die 311 is obliquely arranged, so that when the push block 313 moves along the axial direction of the core rod 39, the punching die 311 moves along the radial direction of the core rod 39.

Specifically, when the punching die needs to radially move along the core rod and punch a hole on the pipe, the push block axially moves along the core rod, and at the moment, the push block pushes the punching die to radially move along the core rod through the inclined surface contact between the push block and the punching die, so that the thrust in the punching process of the punching die is increased, and then the push block resets and resets the punching die again through the position of the inclined surface, so that the subsequent punching processing is more stable and convenient.

It is worth mentioning that this scheme is provided with the cylinder that is used for promoting the ejector pad additionally on the core bar seat, and the core bar is hollow tubular structure, and the output of this cylinder wears to establish behind the core bar through the extension rod to be connected to ejector pad one side, and then controls the removal of ejector pad through the cylinder.

Preferably, a material supporting seat 314 is arranged on one side of the punching clamping die 35 in a lifting manner, and a material supporting roller 315 is rotatably arranged on the material supporting seat 314, so that the pipe fitting is placed on the material supporting roller 315 for supporting.

Specifically, when processing longer pipe fitting, because the problem that some paragraphs droops down can appear when pipe fitting length is longer, consequently this scheme supports pipe fitting downside by the pipe fitting through holding in the palm the material gyro wheel, increases pipe fitting processing stability, and when pipe fitting length is shorter need not to prop, descends through holding in the palm the material seat and drives to hold in the palm the material gyro wheel and break away from the position of prop, and then dodges the position for the processing of shorter pipe fitting.

Wherein, the lifting of the material supporting seat is controlled by an air cylinder.

Preferably, the tube end machining assembly 4 comprises a machining seat 41, and a replaceable component arranged on the machining seat 41, wherein the replaceable component comprises a direct-punching module for necking the tube end and a clamping module for clamping and deforming the tube end.

Specifically, through the cooperation of processing seat and removable part for the pipe fitting is when the requirement to different processing procedures, can carry out the selection replacement of suitability to removable part, increases the selection scope of same equipment to different model pipe fitting processing.

In an embodiment of the present solution, one side of the replaceable component is provided with a mounting plate, and the mounting plate is in bolted connection with the processing seat, and when the replaceable component is replaced, the mounting plate and the integral replaceable component can be removed and replaced together only by removing the bolts.

Preferably, the straight die block comprises a straight punch seat 43 which can be far away from or close to the pipe end, a plurality of necking punches 44 arranged on the straight punch seat 43, and the necking radii of the plurality of necking punches 44 are sequentially decreased.

Specifically, when the pipe end is required to be subjected to necking processing, the replaceable part is selected as a direct punching module, at the moment, the necking punch with the largest necking radius of the plurality of necking punches is aligned to the pipe end, then the necking punch is driven by the direct punching seat to perform primary necking punching on the pipe, and then each necking punch with the reduced necking radius sequentially performs subsequent necking punching on the pipe end, so that the necking radius of the pipe end reaches the required requirement.

In an embodiment of the present solution, a cylinder is provided on one side of the straight-punching seat, and the cylinder controls the straight-punching seat to move away from or close to the pipe end.

Preferably, the clamping module comprises a clamping seat 45 which can be far away from or close to the pipe end, a plurality of clamping blocks 46 which are distributed along the circumferential direction of the clamping seat 45 at intervals, and a clamping position 47 which is arranged among the plurality of clamping blocks 46, wherein the clamping blocks 46 can move along the radial direction of the clamping seat 45, so that when the pipe end is positioned at the clamping position 47, the plurality of clamping blocks 46 move towards the clamping position 47 and clamp and deform the pipe end.

Specifically, the clamping module is selected when the pipe end is required to be clamped and deformed, at this time, the clamping module comprises a clamping position and a plurality of clamping blocks, when the pipe end is processed, the pipe end is placed at a corresponding position of the clamping position, then the clamping seat drives the clamping blocks to move towards the pipe end, so that the pipe end is inserted into the clamping position, at this time, the plurality of clamping blocks synchronously move towards the clamping position, the pipe end is clamped and deformed, and after the processing is completed, the clamping blocks are reset, the clamping seat is reset, so that the pipe end is separated from the position of the clamping module, and the pipe end processing procedure is completed.

The movement of the clamping seat is controlled by an air cylinder positioned at one side of the clamping seat, and meanwhile, the movement mode of the clamping block adopts a clamping mode such as a three-jaw chuck.

Preferably, a moving rail 48 is provided at the bottom of the processing seat 41 so that the processing seat 41 can move along the moving rail 48.

Specifically, when the direct punching module is selected, the direct punching module needs to be sequentially selected from a plurality of necking punches, so that the processing seat can be moved through the arrangement of the moving track, and then the necking punches are conveniently selected, wherein the moving track and the processing seat are in an electric track form.

It is worth mentioning that the process steps of the scheme when processing the pipe are as follows: feeding, calibrating a material cutting part, cutting, flaring one end of a pipe fitting by a pipe fitting shaping and punching assembly, then perforating the side of the pipe fitting by a punching die, necking or clamping deformation processing the other end of the pipe fitting by a pipe end processing assembly, bending the pipe fitting by a pipe bending assembly, and finally moving the processed pipe fitting to a discharging area by a conveying manipulator.

The working position of the other end of the pipe fitting for necking or clamping deformation is positioned on the opposite side of the working position of the punching die for punching the side of the pipe fitting, so that the two working positions are clamped and fixed through the punching clamping die during processing, and the two working positions are processed on the two sides of the clamping position respectively.

The present utility model is not limited to the above-mentioned preferred embodiments, and any person who can obtain other various products under the teaching of the present utility model can make any changes in shape or structure, and all the technical solutions that are the same or similar to the present utility model fall within the scope of the present utility model.

Claims (4)

1. A tube end processing assembly, characterized by: the pipe end necking machine comprises a machining seat (41) and a replaceable part arranged on the machining seat (41), wherein the replaceable part comprises a direct punching module for necking the pipe end and a clamping module for clamping and deforming the pipe end.

2. The tube end processing assembly of claim 1, wherein: the straight die block comprises a straight punching seat (43) which can be far away from or close to the pipe end, a plurality of necking punches (44) arranged on the straight punching seat (43), and necking radii of the necking punches (44) are sequentially decreased.

3. The tube end processing assembly of claim 1, wherein: the clamping module comprises a clamping seat (45) which can be far away from or close to the pipe end, a plurality of clamping blocks (46) which are arranged along the circumferential direction of the clamping seat (45) at intervals, and clamping positions (47) which are arranged among the plurality of clamping blocks (46), wherein the clamping blocks (46) can move along the radial direction of the clamping seat (45), so that when the pipe end is positioned at the clamping positions (47), the plurality of clamping blocks (46) move towards the clamping positions (47) and clamp the pipe end for deformation.

4. The tube end processing assembly of claim 1, wherein: the bottom of the processing seat (41) is provided with a moving track (48) so that the processing seat (41) can move along the moving track (48).