CN212216858U - Dual-purpose clamping jaw structure of bending machine - Google Patents

Abstract

The utility model discloses a dual-purpose clamping jaw structure of a pipe bending machine, which comprises a clamp body, a first pipeline clamping groove and a second pipeline clamping groove, wherein the upper side and the lower side of the clamp body are provided with trepanning, the front side and the rear side of the right end of the clamp body are respectively provided with the first pipeline clamping groove and the second pipeline clamping groove, the diameter of the second pipeline clamping groove is larger than that of the first pipeline clamping groove, and the first pipeline clamping groove is arranged at the left end of the inner side of the second pipeline clamping groove; wherein: the trepanning cup joints with the spacing axle cooperation of outside three-dimensional numerical control bending machine, with the spacing axle joint of outside three-dimensional numerical control bending machine in the trepanning, through setting up first pipeline clamp groove and second pipeline clamp groove, can press from both sides the pipeline of different diameters and get, and avoided the condition that the same pipeline reciprocated of in-process of bending, saved the time of bending, this bending machine dual-purpose clamping jaw structure, the installation of being convenient for, can be suitable for the pipeline of waiting to bend of two kinds of different diameters, can avoid causing the clamp to hinder to the pipeline surface.

Description

Dual-purpose clamping jaw structure of bending machine

Technical Field

The utility model relates to a three-dimensional numerical control bending machine pipeline clamping structure technical field specifically is a dual-purpose clamping jaw structure of bending machine.

Background

The three-dimensional numerical control pipe bender has the advantages of multiple functions, simple operation and high working efficiency, so the three-dimensional numerical control pipe bender is widely applied to pipeline laying and repairing in the aspects of electric power construction, boiler bridge construction for highway and the like, one or more sections of pipelines with inconsistent outer diameters can appear on one pipeline, the existing three-dimensional numerical control pipe bender usually sleeves a plurality of clamps with different diameters on a limiting shaft on the three-dimensional numerical control pipe bender, the pipelines with different diameters can be bent by moving the pipeline to be bent to the inner sides of the clamps with different diameters, when the pipelines with different diameters are bent, the positions of the pipelines to be bent are required to be continuously moved, so the clamps correspond to pipeline clamping grooves with different diameters one to one, the application range is small, the installation time of the clamps with different diameters is prolonged, the use is inconvenient, in addition, when the pipelines are bent, because the existing clamp is made of steel materials, the surface of the pipeline is easily damaged by clamping, and the surface of the pipeline is poor and the quality of the pipeline is unqualified.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a dual-purpose clamping jaw structure of bending machine, be convenient for the installation, can be suitable for the pipeline of treating of two kinds of different diameters, can avoid causing the clamp to hinder to the pipeline surface, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a dual-purpose clamping jaw structure of a pipe bender comprises a clamp body, a first pipeline clamping groove and a second pipeline clamping groove, wherein trepanning holes are formed in the upper side and the lower side of the clamp body, the first pipeline clamping groove and the second pipeline clamping groove are formed in the front side and the rear side of the right end of the clamp body respectively, the diameter of the second pipeline clamping groove is larger than that of the first pipeline clamping groove, and the first pipeline clamping groove is formed in the left end of the inner side of the second pipeline clamping groove;

wherein: the trepanning cup joints with the spacing axle cooperation of outside three-dimensional numerical control bending machine, with the spacing axle joint of outside three-dimensional numerical control bending machine in the trepanning, through setting up first pipeline clamp groove and second pipeline clamp groove, can press from both sides the pipeline of different diameters and get, and avoided the condition that the same pipeline reciprocated of in-process of bending, saved the time of bending, improved the suitability to the return bend of two kinds of different diameters to the efficiency of bending can have been improved.

Further, the middle part of anchor clamps body is equipped with the joint structure, the joint structure includes first draw-in groove, calorie post and kelly, first draw-in groove has been seted up to both sides around the anchor clamps body middle part, sliding connection has calorie post and kelly in the first draw-in groove, both ends are fixed with the kelly respectively about the calorie post side, and card post and kelly all with the through-hole joint of the spacing axle of outside three-dimensional numerical control bending machine, through setting up calorie post and kelly, when can preventing to bend on the one hand, the back-and-forth movement takes place for the anchor clamps body, and on the other hand has improved the installation effectiveness to this anchor clamps body, and it is more convenient to use.

Further, the bottom of the clamp body is provided with four limiting structures, the four limiting structures are evenly arranged along a trepanning center shaft in an array mode, each limiting structure comprises a fixing block, a second clamping groove, a through hole, a pin shaft and a stop block, the bottom of the clamp body is fixedly provided with the four fixing blocks through fixing bolts, the side faces of the fixing blocks are provided with the second clamping grooves, the second clamping grooves are evenly arranged perpendicular to the trepanning center shaft respectively, the second clamping grooves are connected with the clamping blocks of the rotating disc of the external three-dimensional numerical control pipe bending machine in a matched and clamped mode, the side faces of the fixing blocks are provided with the through holes, the pin shafts are inserted into the through holes, the stop blocks are fixed to one ends of the pin shafts, the side faces of the stop blocks are respectively in contact connection with one sides of the fixing blocks, the second clamping grooves are connected with the clamping blocks of the, The condition that the clamp body moves upwards when the second clamping groove, the through hole and the pin shaft can be effectively avoided being bent is improved, and the stability of the clamp body in use is improved.

Further, the inboard that first pipeline pressed from both sides the groove is equipped with first buffer board, the inboard that second pipeline pressed from both sides the groove is equipped with the second buffer board, through setting up first buffer board and second buffer board, can avoid the pipeline surface to press from both sides and hinder to improve the qualification rate that the pipeline was bent.

Compared with the prior art, the beneficial effects of the utility model are that: this dual-purpose clamping jaw structure of bending machine has following benefit:

1. the limiting shaft of the external three-dimensional numerical control pipe bender is clamped in the sleeve hole, the first pipeline clamping groove and the second pipeline clamping groove are arranged, pipelines with different diameters can be clamped, the situation that the same pipeline moves up and down in the bending process is avoided, the bending time is saved, the applicability of bent pipes with different diameters is improved, and therefore the bending efficiency can be improved.

2. Through setting up card post and kelly, when can preventing to bend on the one hand, the back-and-forth movement takes place for the anchor clamps body, and on the other hand has improved the installation effectiveness to this anchor clamps body, and it is more convenient to use.

3. The second clamping groove is connected with a clamping block of a rotating disc of an external three-dimensional numerical control pipe bending machine in a clamped mode, the pin shaft is inserted into the through hole in an inserted mode, the situation that the clamp body moves upwards when bending can be effectively avoided through the arrangement of the fixing block, the second clamping groove, the through hole and the pin shaft is achieved, the stability of the clamp body in use is improved, the pipeline surface can be prevented from being damaged by clamping through the arrangement of the first buffer plate and the second buffer plate, and therefore the qualified rate of pipeline bending is improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the upper structure of the present invention;

fig. 3 is a schematic view of the bottom side structure of the present invention.

In the figure: the clamp comprises a clamp body 1, a sleeve hole 2, a first pipeline clamping groove 3, a second pipeline clamping groove 4, a clamping structure 5, a first clamping groove 51, a clamping column 52, a clamping rod 53, a limiting structure 6, a fixing block 61, a second clamping groove 62, a through hole 63, a pin shaft 64, a stop 65, a first buffer plate 7 and a second buffer plate 8.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a dual-purpose clamping jaw structure of a pipe bender comprises a clamp body 1, a first pipeline clamping groove 3 and a second pipeline clamping groove 4, wherein upper and lower sides of the clamp body 1 are provided with trepanning holes 2, the front and rear sides of the right end of the clamp body 1 are respectively provided with the first pipeline clamping groove 3 and the second pipeline clamping groove 4, the diameter of the second pipeline clamping groove 4 is larger than that of the first pipeline clamping groove 3, the first pipeline clamping groove 3 is arranged at the left end of the inner side of the second pipeline clamping groove 4, the middle part of the clamp body 1 is provided with a clamping structure 5, the clamping structure 5 comprises a first clamping groove 51, a clamping column 52 and a clamping rod 53, the front and rear sides of the middle part of the clamp body 1 are provided with the first clamping groove 51, the clamping column 52 and the clamping rod 53 are connected in the first clamping groove in a sliding manner, the clamping rod 53 is respectively fixed at the left end and the right end of the side surface of the clamping column 52, and the clamping rod 53, through the arrangement of the clamping columns 52 and the clamping rods 53, on one hand, the clamp body 1 can be prevented from moving back and forth during bending, on the other hand, the installation efficiency of the clamp body 1 is improved, the use is more convenient, the bottom of the clamp body 1 is provided with four limiting structures 6, the four limiting structures 6 are uniformly arranged along the central axis of the trepanning 2 in an array manner, each limiting structure 6 comprises a fixed block 61, a second clamping groove 62, a through hole 63, a pin shaft 64 and a stop dog 65, the bottom of the clamp body 1 is fixed with the four fixed blocks 61 through fixing bolts, the side surfaces of the fixed blocks 61 are respectively provided with the second clamping grooves 62, the second clamping grooves 62 are respectively arranged perpendicular to the central axis of the trepanning 2, the second clamping grooves 62 are in matched clamping connection with the stop dog of an external three-dimensional numerical control pipe bender rotating disc, the side surfaces of the fixed blocks 61 are respectively provided with, the side surfaces of the stop blocks 65 are respectively in contact connection with one side of the fixed block 61, the second clamping groove 62 is clamped with a clamping block of a rotating disc of an external three-dimensional numerical control pipe bender, the pin shaft 64 is inserted into the through hole 63, the situation that the clamp body 1 moves upwards during bending can be effectively avoided by arranging the fixed block 61, the second clamping groove 62, the through hole 63 and the pin shaft 64, the stability of the clamp body 1 during use is improved, the first buffer plate 7 is arranged on the inner side of the first pipeline clamping groove 3, the second buffer plate 8 is arranged on the inner side of the second pipeline clamping groove 4, and clamping damage to the surface of a pipeline can be avoided by arranging the first buffer plate 7 and the second buffer plate 8, so that the qualified rate of pipeline bending is improved;

wherein: trepanning 2 cup joints with the spacing axle cooperation of outside three-dimensional numerical control bending machine, with the spacing axle joint of outside three-dimensional numerical control bending machine in trepanning 2, through setting up first pipeline clamp groove 3 and second pipeline clamp groove 4, can press from both sides the pipeline of different diameters and get, and avoided the condition that the same pipeline of in-process of bending reciprocated, saved the time of bending, improved the suitability to the return bend of two kinds of different diameters to the efficiency of bending can have been improved.

When in use: the limiting shaft of the external three-dimensional numerical control pipe bender is clamped in the trepanning 2, the first pipeline clamping groove 3 and the second pipeline clamping groove 4 are arranged, the pipelines with different diameters can be clamped, the condition that the same pipeline moves up and down in the bending process is avoided, the bending time is saved, the applicability of the bent pipes with two different diameters is improved, the bending efficiency is improved, on one hand, the clamp body 1 can be prevented from moving back and forth in the bending process through the clamping columns 52 and the clamping rods 53, on the other hand, the mounting efficiency of the clamp body 1 is improved, the use is more convenient, the second clamping groove 62 is clamped with the clamping block of the rotating disc of the external three-dimensional numerical control pipe bender, the pin shaft 64 is inserted in the through hole 63, and the condition that the clamp body 1 moves upwards in the bending process can be effectively avoided through the fixing block 61, the second clamping groove 62, the through hole 63 and the pin, the stability of anchor clamps body 1 when using has been improved, through setting up first buffer board 7 and second buffer board 8, can avoid the pipeline surface to press from both sides and hinder to improve the qualification rate that the pipeline was bent.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (4)

1. The utility model provides a dual-purpose clamping jaw structure of bending machine, includes that anchor clamps body, first pipeline press from both sides groove and second pipeline press from both sides the groove, its characterized in that: the upper side and the lower side of the clamp body are provided with trepanning, the front side and the rear side of the right end of the clamp body are respectively provided with a first pipeline clamping groove and a second pipeline clamping groove, the diameter of the second pipeline clamping groove is larger than that of the first pipeline clamping groove, and the first pipeline clamping groove is arranged at the left end of the inner side of the second pipeline clamping groove;

wherein: the trepanning is matched and sleeved with a limiting shaft of an external three-dimensional numerical control pipe bender.

2. The dual-purpose clamping jaw structure of the pipe bender according to claim 1, wherein: the middle part of anchor clamps body is equipped with the joint structure, the joint structure includes first draw-in groove, card post and kelly, first draw-in groove has been seted up to both sides around the anchor clamps body middle part, sliding connection has card post and kelly in the first draw-in groove, both ends are fixed with the kelly respectively about the card post side, and card post and kelly all with the through-hole joint of the spacing axle of outside three-dimensional numerical control bending machine.

3. The dual-purpose clamping jaw structure of the pipe bender according to claim 1, wherein: the bottom of anchor clamps body is equipped with four limit structure, and four limit structure along the even array setting of trepanning center pin, limit structure includes fixed block, second draw-in groove, through-hole, round pin axle and dog, the bottom of anchor clamps body is fixed with four fixed blocks through fixing bolt, the second draw-in groove has all been seted up to the side of fixed block, and the second draw-in groove equally divides the center pin setting of other perpendicular to trepanning, the fixture block cooperation joint of second draw-in groove and outside three-dimensional numerical control bending machine rolling disc, the through-hole has all been seted up to the side of fixed block, all peg graft in the through-hole and have the round pin axle, the one end of round pin axle all is fixed with the dog, and the side of dog.

4. The dual-purpose clamping jaw structure of the pipe bender according to claim 1, wherein: the inboard of first pipeline clamp groove is equipped with first buffer board, the inboard of second pipeline clamp groove is equipped with the second buffer board.

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