CN218855988U

CN218855988U - Chuck type welding fixture for upper and lower supports

Info

Publication number: CN218855988U
Application number: CN202222265783.9U
Authority: CN
Inventors: 董巍; 杨勇; 谢茂祖; 谢剑峰
Original assignee: Changzhou Huaqiang Welding & Cutting Equipment Co ltd
Current assignee: Changzhou Huaqiang Welding & Cutting Equipment Co ltd
Priority date: 2022-08-26
Filing date: 2022-08-26
Publication date: 2023-04-14
Anticipated expiration: 2032-08-26

Abstract

The utility model relates to a chuck formula welding jig for upper and lower support, including the anchor clamps support body of placing upper and lower support work piece usefulness, can dismantle fixed being provided with from the centering chuck on the anchor clamps support body, the anchor clamps support body is located the adjustable centering member that is provided with at least two sets of and upper and lower support work piece matched with of periphery from centering chuck, every centering member is including the fixed regulation sliding tray seat that sets up on the anchor clamps support body, still including setting up the location backing plate on from the centering chuck, it installs the sword template to adjust the jack catch between sliding tray seat and the location backing plate to have the jack catch, the one end and the location backing plate of jack catch installation sword template meet, the other end meets with jack catch installation sword template, every centering member passes through the cooperation of jack catch installation sword template and upper and lower support work piece, upper and lower support work piece can be fixed to be set up on the anchor clamps support body and realize self-centering. The centering device is reasonable in structure, and can reliably fix the upper support and the lower support while realizing the centering purpose.

Description

Chuck type welding fixture for upper and lower supports

Technical Field

The utility model relates to a welding jig especially relates to a chuck formula anchor clamps that upper and lower support work piece was used.

Background

The tower crane is provided with an upper rotary support and a lower rotary support so as to ensure that the tower body rotates for 360 degrees and the operation requirement is finished, and the upper support and the lower support are required to be welded when the workpiece is processed;

however, because the volume of the upper and lower rotary supports is too large, the basic purpose of centering can not be well realized by processing personnel during actual processing welding, the upper and lower rotary supports can not be well fixed during welding, welding beads can be easily shielded if a conventional fixing device is used, the positions of the upper and lower rotary supports need to be changed ceaselessly, the centering operation is difficult to perform during the complex processing procedures, and the processing difficulty can be imagined.

Disclosure of Invention

For solving the technical problem, the utility model aims at providing a chuck formula welding jig for upper and lower support, including the anchor clamps support body of placing upper and lower support work piece usefulness, can dismantle the fixed self-centering chuck that is provided with on the anchor clamps support body, the anchor clamps support body is located the adjustable centering member that is provided with at least two sets of and upper and lower support work piece matched with in periphery from the centering chuck, every centering member is including the fixed regulation chute seat that sets up on the anchor clamps support body, still including setting up the location backing plate on the self-centering chuck, regulation chute seat and location backing plate between have jack catch installation tool template, the one end and the location backing plate of jack catch installation tool template meet, the other end meets with the regulation chute seat, every centering member passes through the cooperation of jack catch installation tool template and upper and lower support work piece, upper and lower support work piece can be fixed to be set up on the anchor clamps support body and realize self-centering.

Preferably, the number of centering members is three, and three centering members of group are evenly setting up on the anchor clamps support body along the circumferencial direction, are provided with two at least and upper and lower support work piece matched with locating pins on the anchor clamps support body.

Preferably, the adjusting sliding groove seat of at least one centering member is also provided with a threaded rotating rod seat, and the threaded rotating rod seat is provided with a positioning threaded rotating rod matched with the upper support and the lower support in a threaded connection manner.

Preferably, the anchor clamps support body is circular, open at the center of anchor clamps support body has first processing hole, the periphery that the anchor clamps support body is located first processing hole has annular spacing arch, it is circular from the centering chuck, open from the center of centering chuck have with first processing hole complex second processing hole, open from the periphery that the centering chuck is located second processing hole has with the spacing protruding matched with annular spacing groove of annular, through the spacing protruding cooperation with annular spacing groove of annular, the anchor clamps support body can be dismantled fixedly and be provided with from the centering chuck, and the anchor clamps support body is fixed with realizing through the bolt between the centering chuck.

Preferably, two sides of each positioning base plate are provided with T-shaped grooves matched with the self-centering chuck, the upper end of each positioning base plate is provided with a plurality of positioning bulges at intervals, the front end of each jaw mounting cutter-shaped plate is provided with positioning notches matched with the positioning bulges at intervals, the positioning base plates and the jaw mounting cutter-shaped plates are fixed through bolts, and the rear end of each jaw mounting cutter-shaped plate is provided with abutting fitting surfaces matched with the upper and lower support workpieces;

each centering component further comprises a hinge type pressing plate and a flat pressing plate, the hinge type pressing plate and the flat pressing plate are respectively located on two sides of the jaw mounting knife-shaped plate, one end of the hinge type pressing plate is rotatably arranged on one side edge of the jaw mounting knife-shaped plate through a pin shaft, a bolt penetrates through the other ends of the jaw mounting knife-shaped plate and the hinge type pressing plate, the flat pressing plate is fixedly arranged on the fixture frame body through a screw rod and is located on the side edge of the adjusting sliding groove seat, and an adjusting nut is further arranged at the end portion of the flat pressing plate.

By the scheme, the invention at least has the following advantages:

the upper and lower support workpieces can be placed on the fixture frame body to achieve the most basic placing purpose, and further 3 centering components are arranged on the fixture frame body to achieve fixing of inner rings of the upper and lower support workpieces.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood and to be implemented in accordance with the content of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate a certain embodiment of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic structural view of the present invention in cooperation with upper and lower support workpieces;

FIG. 2 is a schematic view of a three-dimensional structure of a chuck type welding jig for upper and lower supports according to the present invention;

FIG. 3 is a schematic view of a three-dimensional structure of the chuck type welding jig for upper and lower support of the present invention without the self-centering chuck 2;

fig. 4 is a schematic view of the structural relationship between the self-centering chuck 2 and the centering member 3 according to the present invention;

fig. 5 is a schematic view of the structural relationship between the hinge-type pressing plate 18 and the flat pressing plate 19 of the present invention and the upper and lower support workpieces;

fig. 6 is a schematic view of the structural relationship between the jaw mounting knife-shaped plate 6 and the positioning base plate 5 of the present invention.

In the figure: the fixture comprises a fixture frame body 1, a self-centering chuck 2, a centering component 3, an adjusting sliding groove seat 4, a positioning base plate 5, a jaw installation cutter type plate 6, a positioning pin 7, a threaded rotary rod seat 8, a positioning threaded rotary rod 9, a first machining hole 10, an annular limiting bulge 11, a second machining hole 12, an annular limiting groove 13, a T-shaped groove 14, a positioning bulge 15, a positioning notch 16, an abutting assembling joint surface 17, a hinge type pressing plate 18, a flat pressing plate 19, a bolt 20, a screw rod 21 and an adjusting nut 22.

Detailed Description

The following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

Referring to fig. 1-6, a go up chuck formula welding jig for lower support, including placing anchor clamps support body 1 that the upper and lower support work piece was used, can dismantle fixed being provided with from centering chuck 2 on the anchor clamps support body 1, anchor clamps support body 1 is located from adjustable being provided with of centering chuck 2's periphery at least two sets of and upper and lower support work piece matched with centering member 3, every centering member 3 is including fixed setting up the regulation sliding groove seat 4 on anchor clamps support body 1, still including setting up the location backing plate 5 on from centering chuck 2, regulation sliding groove seat 4 and location backing plate 5 between have jack catch installation sword template 6, the one end that jack catch installation sword template 6 connects with location backing plate 5, the other end meets with regulation sliding groove seat 4, every centering member 3 is through the cooperation of jack catch installation sword template 6 with upper and lower support work piece, upper and lower support work piece can be fixed to be set up on anchor clamps support body 1 and realize from centering.

Preferably, the number of centering members 3 is three, and three sets of centering members 3 evenly set up on anchor clamps support body 1 along the circumferencial direction, is provided with two at least and upper and lower support work piece matched with locating pin 7 on the anchor clamps support body 1.

Preferably, a threaded rotating rod seat 8 is further arranged on the adjusting sliding groove seat 4 of at least one centering member 3, and a positioning threaded rotating rod 9 matched with the upper support and the lower support is arranged on the threaded rotating rod seat 8 in a threaded connection mode.

Preferably, anchor clamps support body 1 is circular, open at anchor clamps support body 1's center has first processing hole 10, the periphery that anchor clamps support body 1 is located first processing hole 10 has annular spacing arch 11, it is circular from centering chuck 2, open from centering chuck 2's center has with first processing hole 10 matched with second processing hole 12, it has annular spacing groove 13 with annular spacing arch 11 matched with to open from centering chuck 2's periphery that is located second processing hole 12, cooperation through annular spacing arch 11 and annular spacing groove 13, anchor clamps support body 1 can be dismantled fixedly and is provided with from centering chuck 2, and anchor clamps support body 1 and realize fixing through the bolt between the self-centering chuck 2.

Preferably, two sides of each positioning base plate 5 are provided with T-shaped grooves 14 matched with the self-centering chuck 2, the upper end of each positioning base plate 5 is provided with a plurality of positioning bulges 15 at intervals, the front end of each jaw installation cutter-shaped plate 6 is provided with positioning notches 16 matched with the positioning bulges 15 at intervals, the positioning base plates 5 and the jaw installation cutter-shaped plates 6 are fixed through bolts, and the rear end of each jaw installation cutter-shaped plate 6 is provided with an abutting fit surface 17 matched with an upper support and a lower support;

each centering component 3 further comprises a hinge type pressing plate 18 and a flat pressing plate 19, the hinge type pressing plate 18 and the flat pressing plate 19 are respectively located on two sides of the jaw installation knife-shaped plate 6, one end of the hinge type pressing plate 18 is rotatably arranged on one side edge of the jaw installation knife-shaped plate 6 through a pin shaft, a bolt 20 penetrates through the other ends of the jaw installation knife-shaped plate 6 and the hinge type pressing plate 18, the flat pressing plate 19 is fixedly arranged on the fixture frame body 1 through a screw 21 and is located on the side edge of the adjusting sliding groove seat 4, and an adjusting nut 22 is further arranged at the end portion of the flat pressing plate 19.

The working principle of the utility model is as follows:

firstly, a self-centering chuck 2 is fixedly arranged on a fixture frame body 1, self-fixing is realized through bolts, then three positioning base plates 5 are adjusted to be fixed after the positions of the self-centering chuck 2 are adjusted, when the three positioning base plates 5 are fixed, the positions of three clamping jaw installation knife plates 6 can be respectively adjusted in a sliding manner on three adjusting sliding groove seats 4, and the front end of each clamping jaw installation knife plate 6 is ensured to be fixedly connected with the corresponding positioning base plate 5, so that the fixation of the three clamping jaw installation knife plates 6 is respectively realized, meanwhile, the abutting fitting surfaces 17 at the rear ends of the three clamping jaw installation knife plates 6 can be ensured to be reliably abutted against the circular inner wall of an upper support and a lower support workpiece through adjustment, and through three-point positioning, the self-positioning and the automatic centering can be realized as long as the workpiece is placed on the fixture frame body 1, and the lower end inner edge of the workpiece can be pressed by using a hinge type pressing plate 18 and a flat pressing plate 19, so that the workpiece can be reliably placed and displacement can not occur during machining;

and the outer contour of the workpiece can be supported and fixed by matching the positioning pin 7 and the threaded screw rod seat 8, so that the workpiece is further prevented from being displaced during processing, the welding processing precision is ensured, all the fixing and positioning devices cannot shield a welding bead, the smooth proceeding of the welding work is ensured, and the adjustment is not needed after one-time positioning.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and it should be noted that, for those skilled in the art, many modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides an upper and lower chuck formula welding jig for support which characterized in that: including anchor clamps support body (1) of placing upper and lower support work piece usefulness, can dismantle fixedly on anchor clamps support body (1) and be provided with from centering chuck (2), anchor clamps support body (1) is located the periphery adjustable setting from centering chuck (2) at least two sets of and upper and lower support work piece matched with centering component (3), every centering component (3) are including fixed regulation sliding groove seat (4) of setting on anchor clamps support body (1), still including setting up location backing plate (5) on from centering chuck (2), it installs sword template (6) to have the jack catch between regulation sliding groove seat (4) and location backing plate (5), the one end and the location backing plate (5) of jack catch installation sword template (6) meet, the other end meets with regulation sliding groove seat (4), every centering component (3) are through the cooperation of jack catch installation sword template (6) and upper and lower support work piece, upper and lower support work piece can be fixed to be set up on anchor clamps support body (1) and realize from centering.

2. The upper and lower support chucks of claim 1 are used for welding the clamp, characterized by: the quantity of centering member (3) is three groups, and three groups of centering member (3) evenly set up on anchor clamps support body (1) along the circumferencial direction, be provided with two at least on anchor clamps support body (1) with upper and lower support work piece matched with locating pin (7).

3. The chuck type welding jig for upper and lower support bases as claimed in claim 1, wherein: a thread screw rod seat (8) is further arranged on the adjusting sliding groove seat (4) of the at least one centering component (3), and a positioning thread screw rod (9) matched with the upper support and the lower support is arranged on the thread screw rod seat (8) in a threaded connection manner.

4. The chuck type welding jig for upper and lower support bases as claimed in claim 1, wherein: anchor clamps support body (1) is circularly, open at the center of anchor clamps support body (1) has first processing hole (10), the periphery that anchor clamps support body (1) is located first processing hole (10) has annular spacing arch (11), it is circularly from centering chuck (2), open from the center of centering chuck (2) has second processing hole (12) with first processing hole (10) matched with, open from the periphery that centering chuck (2) are located second processing hole (12) has annular spacing groove (13) with annular spacing arch (11) matched with, cooperation through annular spacing arch (11) and annular spacing groove (13), anchor clamps support body (1) can be dismantled fixedly and be provided with from centering chuck (2), and anchor clamps support body (1) and realize fixing through the bolt between self-centering chuck (2).

5. The chuck type welding jig for upper and lower support holders according to any one of claims 1 to 4, characterized in that:

t-shaped grooves (14) matched with the self-centering chuck (2) are formed in two sides of each positioning base plate (5), a plurality of positioning protrusions (15) are arranged at intervals at the upper end of each positioning base plate (5), positioning notches (16) matched with the positioning protrusions (15) are arranged at intervals at the front end of each clamping jaw installation cutter-shaped plate (6), the positioning base plates (5) and the clamping jaw installation cutter-shaped plates (6) are fixed through bolts, and abutting installation matching surfaces (17) matched with upper and lower support workpieces are arranged at the rear end of each clamping jaw installation cutter-shaped plate (6);

each centering component (3) further comprises a hinge type pressing plate (18) and a flat pressing plate (19), the hinge type pressing plates (18) and the flat pressing plates (19) are respectively located on two sides of the jaw mounting knife-shaped plate (6), one end of each hinge type pressing plate (18) is rotatably arranged on one side of the jaw mounting knife-shaped plate (6) through a pin shaft, a bolt (20) penetrates through the other ends of the jaw mounting knife-shaped plate (6) and the hinge type pressing plates (18), the flat pressing plates (19) are fixedly arranged on the clamp frame body (1) through screws (21) and are located on the side of the adjusting sliding groove seat (4), and the end portions of the flat pressing plates (19) are further provided with adjusting nuts (22).