CN215846607U

CN215846607U - Hanger rail welding tool

Info

Publication number: CN215846607U
Application number: CN202121773329.3U
Authority: CN
Inventors: 欧凯; 周运刚
Original assignee: Foshan Xingong Intelligent Equipment Co ltd
Current assignee: Foshan Xingong Intelligent Equipment Co ltd
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2022-02-18
Anticipated expiration: 2031-07-30

Abstract

The utility model relates to the technical field of welding, in particular to a hanger rail welding tool which comprises an underframe, clamping and positioning assemblies and side pressure assemblies, wherein the clamping and positioning assemblies are arranged on the underframe at intervals from front to back; each clamping and positioning assembly comprises a positioning seat and first clamping cylinders, the positioning seat is provided with a yielding groove and a plurality of first positioning pins which are correspondingly arranged on the left and right of the yielding groove and penetrate through the connecting holes, and the two first clamping cylinders are correspondingly arranged on the positioning seat on the left and right and are used for matching with the positioning seat to clamp the flange; the side pressure components are arranged on the bottom frame at intervals from front to back and used for pressing the bending groove to the mounting groove. The hanger rail welding tool can position and clamp a plurality of flanges, repeatedly adjust the front and rear positions of the flanges, and tightly press the bending groove by matching the side pressure assembly with the flanges during welding, so that the outer side of the bending groove is attached to the mounting groove, welding operation is easier, welding deformation is small, and welding quality and welding efficiency are improved.

Description

Hanger rail welding tool

Technical Field

The utility model relates to the technical field of welding, in particular to a hanger rail welding tool.

Background

The hanger rail is a guide sliding member having a sliding groove for an external sliding member. In order to facilitate installation and connection of the hanger rail, a plurality of flanges are added, and as shown in fig. 1-3, the hanger rail comprises two bending grooves and a plurality of flanges which are arranged at intervals from front to back, the flanges are provided with grooves and a plurality of connecting holes which are correspondingly arranged on the left and right, two mounting grooves which are opposite to each other on the left and right are arranged in the grooves, and the two bending grooves are oppositely arranged in the two mounting grooves on the left and right.

However, in the assembly welding process of the hanger rail, the flange needs to be positioned repeatedly by manpower, the bending groove can be misplaced left and right relative to the flange in the welding process, welding personnel needs to manually press the bending groove, the operation is troublesome, welding deformation is easy to generate, and the welding quality is poor and the welding efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of providing a hanger rail welding tool which can position and clamp a flange, is easier in welding operation and small in welding deformation, and improves the welding quality and the welding efficiency.

In order to solve the technical problem, the hanger rail welding tool comprises an underframe, clamping and positioning assemblies and side pressure assemblies, wherein the clamping and positioning assemblies are arranged on the underframe at intervals from front to back; each clamping and positioning assembly comprises a positioning seat and first clamping cylinders, the positioning seat is provided with a yielding groove and a plurality of first positioning pins which are correspondingly arranged on the left and right of the yielding groove and penetrate through the connecting holes, and the two first clamping cylinders are correspondingly arranged on the positioning seat on the left and right and are used for being matched with the positioning seat to clamp the flange; the side pressure assemblies are arranged on the bottom frame at intervals from front to back and used for pressing the bending grooves to the mounting grooves.

As an improvement of the above scheme, the hanger rail welding tool further comprises a pressing cylinder and two pressing seats which are arranged in a front-back opposite mode and used for clamping the end portion of the bending groove, one of the pressing seats is fixedly installed on the underframe, the other pressing seat is connected with the underframe in a sliding mode and installed at the output end of the pressing cylinder, and the pressing cylinder is installed on the underframe and used for driving the other pressing seat to slide back and forth.

As an improvement of the scheme, the underframe is provided with a limiting block for limiting the moving position of the other pressing seat.

As the improvement of the scheme, both ends of the bending groove are connected with flanges, two second clamping cylinders which are correspondingly arranged left and right and a plurality of second positioning pins which are correspondingly arranged left and right are arranged on the pressing seat, the second clamping cylinders are used for clamping the flanges in a matched mode with the pressing left, and the second positioning pins are used for penetrating through the connecting holes.

As an improvement of the above scheme, the pressing seat is provided with an end positioning assembly, the end positioning assembly comprises a positioning cylinder arranged on one side of the positioning seat, which is back to the bending groove, a positioning plate arranged at the output end of the positioning cylinder, and a third positioning pin arranged on one side of the plurality of positioning plates, which faces the bending groove, the third positioning pin is used for abutting against the inner side of the sliding groove surface or the bending edge of the bending groove, and the pressing seat is provided with a positioning hole for the third positioning pin to extend out.

As the improvement of the scheme, the side pressure assembly comprises a rotary cylinder arranged on the underframe and a first core rod arranged at the output end of the rotary cylinder, the first core rod is provided with two first abdicating planes arranged in parallel and two first arc pressing surfaces arranged oppositely, the distance between the two first abdicating planes is smaller than the inner side distance of the bending edge of the two bending grooves, and the outer diameter of the first arc pressing surface is equal to the inner side distance of the bending edge of the two bending grooves.

As the improvement of above-mentioned scheme, still install the second plug on the first plug, the second plug is coaxial with first plug, and the second plug is equipped with the second of two parallel arrangement and lets the plane and two second circular arc compression surfaces that set up relatively, the first plane of stepping down is parallel with the first plane of stepping down, and two seconds of stepping down the plane apart from being less than the inboard interval in the limit of bending in two grooves of bending, the external diameter of second circular arc compression surface equals the spout tank bottom interval in two grooves of bending.

As an improvement of the scheme, the height of the second core rod is matched with the width of the sliding groove of the bending groove, and transition fillets are arranged on the edges of the upper end face and the lower end face of the second core rod.

As an improvement of the scheme, the middle part of the second core rod is provided with a concave mounting surface and is mounted on the first core rod through a connecting bolt.

As an improvement of the scheme, the side pressure assembly further comprises a turnover cylinder arranged on the bottom frame, the rotary cylinder is arranged at the output end of the turnover cylinder, and the turnover cylinder is used for driving the rotary cylinder to swing up and down to switch positions.

The implementation of the utility model has the following beneficial effects:

according to the hanger rail welding tool, the underframe, the clamping and positioning assemblies and the side pressure assemblies are matched with each other, so that the flanges can be positioned and clamped, the front and rear positions of the flanges are repeatedly adjusted, the side pressure assemblies are matched with the flanges to tightly press the bending groove during welding, the outer side of the bending groove is attached to the mounting groove, the welding operation is easier, the welding deformation is small, and the welding quality and the welding efficiency are improved.

Drawings

FIG. 1 is a perspective view of a hanger rail to be processed according to an embodiment of the present invention;

FIG. 2 is an enlarged view taken at A in FIG. 1;

FIG. 3 is an enlarged view at B of FIG. 1;

FIG. 4 is a schematic perspective view of a hanger rail welding fixture in an embodiment of the present invention;

FIG. 5 is an enlarged view at C of FIG. 4;

FIG. 6 is an enlarged view taken at D of FIG. 4;

FIG. 7 is a schematic perspective view of another view of the hanger rail welding fixture in the embodiment of the present invention;

FIG. 8 is an enlarged view at E in FIG. 7;

FIG. 9 is a schematic perspective view of a second mandrel mounted on a first mandrel in an embodiment of the present invention;

FIG. 10 is a schematic perspective view illustrating an embodiment of a hanger rail welding fixture clamping a hanger rail.

In the figure: 110. bending the groove; 120. a flange; 121. a groove; 122. connecting holes; 123. mounting grooves; 210. a chassis; 220. clamping and positioning the assembly; 230. a lateral pressure component; 221. positioning seats; 222. a first clamping cylinder; 223. a yielding groove; 224. a first positioning pin; 240. a pressing cylinder; 241. a pressing seat; 211. a limiting block; 242. a second positioning pin; 243. a second clamping cylinder; 251. positioning the air cylinder; 252. positioning a plate; 253. a third positioning pin; 231. a rotating cylinder; 232. a first core rod; 233. a first abdication plane; 234. a first arc pressing surface; 235. a second core rod; 236. a second yielding plane; 237. A second arc pressing surface; 238. a mounting surface; 239. and (5) turning over the air cylinder.

Detailed Description

The utility model will be further described with reference to the accompanying drawings and specific embodiments so as to more clearly understand the technical idea of the utility model claimed. It is only noted that the utility model is intended to be limited to the specific forms set forth herein, including any reference to the drawings, as well as any other specific forms of embodiments of the utility model.

As shown in fig. 1 to 3, the hanger rail to be processed according to the present invention includes two bending grooves 110 and a plurality of flanges 120 spaced from front to back, the flange 120 is provided with a groove 121 and a plurality of connecting holes 122 correspondingly arranged on left and right, two mounting grooves 123 opposite to each other on left and right are formed in the groove 121, and the two bending grooves 110 are oppositely arranged on left and right in the two mounting grooves 123.

As shown in fig. 4 to 10, the hanger rail welding fixture in the embodiment of the present invention includes a bottom frame 210, clamping and positioning assemblies 220, and side pressure assemblies 230, wherein the clamping and positioning assemblies 220 are arranged on the bottom frame 210 at intervals from front to back. In fact, the spacing or position of the plurality of clamping and positioning assemblies 220 should correspond to the preset spacing or preset position of the plurality of flanges 120, so as to perform the positioning function.

Each clamping and positioning assembly 220 comprises a positioning seat 221 and first clamping cylinders 222, the positioning seat 221 is provided with a yielding groove 223 and a plurality of first positioning pins 224 which are correspondingly arranged left and right relative to the yielding groove 223 and are used for penetrating through the connecting holes 122, and the two first clamping cylinders 222 are correspondingly arranged left and right on the positioning seat 221 and are used for being matched with the positioning seat 221 to clamp the flange 120; a plurality of the side pressure assemblies 230 are provided at intervals from front to rear on the bottom chassis 210 and serve to press the bending groove 110 toward the mounting groove 123. It should be noted that, in an embodiment, the side pressure assemblies 230 may be an extensible member, and when the bending groove 110 needs to be pressed, the extensible member is extended, and two ends of the extensible member respectively abut against the two bending grooves 110, so as to press the bending groove 110 to the mounting groove 123. As shown in fig. 1 and 3, the opening of the flange 120 faces downward, and correspondingly, the clamping and positioning member 220 extends from below into between the two bending grooves 110.

The specific working principle of the hanger rail welding tool is as follows: as shown in fig. 1, two bending grooves 110 are oppositely arranged in the mounting grooves 123 of the flanges 120; moving the bending slots 110 and the flanges 120 to allow the clamping and positioning assembly 220 to extend into the space between the two bending slots 110 from below; adjusting the positions of the flanges 120 to make the flanges 120 correspond to the positions of the positioning seats 221; the first positioning pin 224 correspondingly penetrates through the connecting hole 122 of the flange 120, and the first clamping cylinder 222 is started to position and clamp the flange 120; adjusting the front and back positions of the two bending grooves 110, starting the side pressure assembly 230 to press the bending grooves 110 to the mounting groove 123, and pressing the bending grooves 110 tightly under the action of the side pressure assembly 230 and the flange 120; after welding, the side pressure assembly 230 and the first clamping cylinder 222 are reset, so that the hanger rail is separated from the positioning seat 221 and moves, the connecting hole 122 is separated from the first positioning pin 224, and then the hanger rail is moved and taken out; and entering the next working cycle.

According to the hanger rail welding tool, the bottom frame 210, the clamping and positioning assembly 220 and the side pressure assembly 230 are matched with each other, so that the flanges 120 can be positioned and clamped, the front and rear positions of the flanges 120 are repeatedly adjusted, the middle side pressure assembly 230 is matched with the flanges 120 to tightly press the bending groove 110 during welding, the outer side of the bending groove 110 is attached to the mounting groove 123, the welding operation is easier, the welding deformation is small, and the welding quality and the welding efficiency are improved.

In fact, as shown in fig. 4, 6, 7 and 8, the hanger rail welding fixture of the present invention further preferably includes a pressing cylinder 240 and two pressing bases 241 disposed opposite to each other in a front-back direction and used for clamping the end of the bending groove 110, one of the pressing bases 241 is fixedly installed on the bottom frame 210, the other pressing base 241 is slidably connected with the bottom frame 210 and installed at the output end of the pressing cylinder 240, and the pressing cylinder 240 is installed on the bottom frame 210 and used for driving the other pressing base 241 to slide back and forth. As shown in fig. 7, the front pressing base 241 (left side of fig. 7) is fixedly mounted on the bottom frame 210, the rear pressing base 241 (right side of fig. 7) is slidably connected to the bottom frame 210 and mounted on the pressing base 241, after the flange 120 is positioned and clamped, the front end of the bending groove 110 abuts against the front pressing base 241, and the pressing cylinder 240 drives the rear pressing base 241 to move forward, so as to achieve the front-rear positioning and pressing of the corresponding bending groove 110. After welding, the pressing cylinder 240 drives the rear pressing seat 241 to move backwards, and a yielding space is reserved for taking out the hanger rail. Further, the base frame 210 is preferably provided with a stopper 211 for limiting the moving position of the other pressing base 241, and the forward moving position of the rear pressing base 241 can be limited by the stopper 211.

In fact, both ends of the bending groove 110 may be connected with the flange 120, and correspondingly, two second clamping cylinders 243 correspondingly arranged left and right and a plurality of second positioning pins 242 correspondingly arranged left and right are preferably arranged on the pressing base 241, the second clamping cylinders 243 are used for clamping the flange 120 in cooperation with the pressing left, and the second positioning pins 242 are used for penetrating through the connecting holes 122. The second clamping cylinder 243 and the second positioning pin 242 are used for positioning and clamping the flange 120 at the end of the bending slot 110, and the working principle is similar to that of the first clamping cylinder 222 and the first positioning pin 224, which is not described in detail herein.

In addition, the pressing base 241 is preferably provided with an end positioning assembly, the end positioning assembly includes a positioning cylinder 251 installed on one side of the positioning base 221, which faces away from the bending groove 110, a positioning plate 252 installed at an output end of the positioning cylinder 251, and a third positioning pin 253 installed on one side of the plurality of positioning plates 252, which faces the bending groove 110, the third positioning pin 253 is used for abutting against the inner side of a sliding groove surface or a bending edge of the bending groove 110, and the pressing base 241 is provided with a positioning hole for the third positioning pin 253 to extend out. As shown in fig. 8, the third positioning pins 253 are arranged symmetrically, the upper and lower third positioning pins 253 abut against the inner side of the bending edge of the bending groove 110, and the middle third positioning pin 253 presses the sliding groove surface of the bending groove 110, so that the end of the bending groove 110 is pressed against the mounting groove 123 of the flange 120, and the welding deformation of the bending groove 110 is reduced. Of course, the number of the third positioning pins 253 can be changed according to actual requirements. Before welding, the positioning cylinder 251 drives the third positioning pin 253 to extend into the end part of the bending groove 110; after the welding is finished, the positioning cylinder 251 drives the third positioning pin 253 to move away from the end of the bending groove 110, so that the hanger rail can be conveniently taken out.

It is worth mentioning that, as shown in fig. 5 and fig. 9, the side pressure assembly 230 preferably includes a rotary cylinder 231 installed on the bottom frame 210 and a first mandrel 232 installed at an output end of the rotary cylinder 231, the first mandrel 232 is provided with two first abdicating planes 233 arranged in parallel and two first arc pressing surfaces 234 arranged oppositely, a distance between the two first abdicating planes 233 is smaller than an inner distance between bending edges of the two bending grooves 110, and an outer diameter of the first arc pressing surface 234 is equal to the inner distance between bending edges of the two bending grooves 110. At the beginning, the two first abdicating planes 233 face to the left and right sides respectively; when needing to compress tightly bending groove 110, revolving cylinder 231 drives first mandrel 232 and rotates, makes two first plane 233 of stepping down is towards both sides around respectively to make two first circular arcs compress tightly the face 234 and correspond and hug closely with two bending groove 110's the limit inboard of bending, realize pressing bending groove 110 to the effect of mounting groove 123, simultaneously, the contact surface of circular arc transition can reduce bending groove 110's deformation, improves welding quality.

Further, still preferably install the second plug on the first plug 232, second plug 235 is coaxial with first plug 232, and second plug 235 is equipped with two parallel arrangement's second and lets plane 236 and two second circular arc pressing surface 237 that set up relatively, first plane 233 of stepping down is parallel with first plane 233 of stepping down, and two second that let plane 236 apart from be less than the inboard interval in the limit of bending of two bending grooves 110, the external diameter of second circular arc pressing surface 237 equals the spout tank bottom interval of two bending grooves 110. Compared with the first core rod, the second core rod is used for being tightly attached to the bottom of the sliding groove of the bending groove 110, the effect of pressing the bending groove 110 to the mounting groove 123 is achieved, and the second core rod and the first core rod act synchronously, so that deformation of the bending groove 110 is further reduced, and welding quality is improved. Specifically, the height of the second core rod 235 is preferably matched with the width of the sliding groove of the bending groove 110, so that the second core rod 235 can enter the sliding groove of the bending groove 110 to abut against the bending groove 110, and the edges of the upper and lower end faces of the second core rod 235 are preferably provided with transition fillets corresponding to the bending position of the bending groove 110, thereby avoiding the collision between the edges of the upper and lower end faces of the second core rod 235 and the bending groove 110 of the bending groove 110.

In fact, it is preferable that the middle portion of the second core rod 235 is provided with a concave mounting surface 238 and is mounted on the first core rod 232 by a connecting bolt, so as to realize the mounting and dismounting of the second core rod 235 and the first core rod 232, and the diameter of the second arc pressing surface 237 is changed by replacing the second core rod 235, so as to adjust the pressing degree of the second core rod 235.

In addition, as shown in fig. 5, the side pressure assembly 230 further preferably includes a turning cylinder 239 installed on the bottom frame 210, the rotating cylinder 231 is installed at an output end of the turning cylinder 239, and the turning cylinder 239 is used for driving the rotating cylinder 231 to swing up and down to switch positions. When the hanger rail needs to be put in or taken out from the positioning seat 221, the overturning cylinder 239 drives the rotating cylinder 231 to swing downwards to the lower position, so that the rotating cylinder 231 and the first mandrel 232 are located below the abdicating groove 223 of the positioning seat 221, and the hanger rail is convenient to put in or take out; when the bending grooves 110 need to be compressed, the turning cylinder 239 drives the rotating cylinder 231 to swing upwards to an upper position, so that the first core rod 232 is located between the two bending grooves 110.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides a hanger rail welding frock, the hanger rail includes two bending groove and a plurality of preceding flange toward back interval setting, the flange is equipped with the recess and corresponds about and set up the connecting hole in a plurality of, be equipped with about two relative mounting grooves in the recess, install its characterized in that in two mounting grooves relatively about two bending groove: the hanger rail welding tool comprises an underframe, clamping and positioning assemblies and side pressure assemblies, wherein the clamping and positioning assemblies are arranged on the underframe at intervals from front to back; each clamping and positioning assembly comprises a positioning seat and first clamping cylinders, the positioning seat is provided with a yielding groove and a plurality of first positioning pins which are correspondingly arranged on the left and right of the yielding groove and penetrate through the connecting holes, and the two first clamping cylinders are correspondingly arranged on the positioning seat on the left and right and are used for being matched with the positioning seat to clamp the flange; the side pressure assemblies are arranged on the bottom frame at intervals from front to back and used for pressing the bending grooves to the mounting grooves.

2. The hanger rail welding tool of claim 1, characterized in that: the bending device is characterized by further comprising a pressing cylinder and two pressing seats which are arranged oppositely in the front and back direction and used for clamping the end part of the bending groove, one of the pressing seats is fixedly arranged on the bottom frame, the other pressing seat is connected with the bottom frame in a sliding mode and is arranged at the output end of the pressing cylinder, and the pressing cylinder is arranged on the bottom frame and is used for driving the other pressing seat to slide in the front and back direction.

3. The hanger rail welding tool of claim 2, wherein: the bottom frame is provided with a limiting block used for limiting the moving position of the other pressing seat.

4. The hanger rail welding tool of claim 2, wherein: the both ends in groove of bending all are connected with the flange, compress tightly all to be equipped with on the seat about two second centre gripping cylinders that correspond the setting and about a plurality of second locating pins that correspond the setting, second centre gripping cylinder is used for with compress tightly left side cooperation and press from both sides tight flange, the second locating pin is used for passing the connecting hole.

5. The hanger rail welding tool of claim 4, wherein: the pressing seat is provided with an end positioning assembly, the end positioning assembly comprises a positioning cylinder arranged on one side of the positioning seat back to the bending groove, a positioning plate arranged at the output end of the positioning cylinder and a third positioning pin arranged on one side of the plurality of positioning plates towards the bending groove, the third positioning pin is used for abutting against the inner side of the sliding groove face or the bending edge of the bending groove, and the pressing seat is provided with a positioning hole for the third positioning pin to stretch out.

6. The hanger rail welding tool of any one of claims 1-5, characterized in that: the side pressure subassembly is including installing the revolving cylinder on the chassis and installing the first plug at the revolving cylinder output, first plug is equipped with two parallel arrangement's the first plane of stepping down and two first circular arc pressing surfaces that set up relatively, and two first distances of stepping down the plane are less than the inboard interval in the limit of bending in two grooves of bending, the external diameter of first circular arc pressing surface equals the inboard interval in the limit of bending in two grooves of bending.

7. The hanger rail welding tool of claim 6, wherein: still install the second plug on the first plug, the second plug is coaxial with first plug, and the second plug is equipped with two parallel arrangement's second and lets the plane and two second circular arcs that set up relatively compress tightly the face, the first plane of stepping down is parallel with the first plane of stepping down, and two seconds let the plane apart from be less than the inboard interval in limit of bending in two grooves of bending, the external diameter that the second circular arc compressed tightly the face equals the spout tank bottom interval in two grooves of bending.

8. The hanger rail welding tool of claim 7, wherein: the height of the second core rod is matched with the width of the chute of the bending chute, and transition fillets are arranged on the edges of the upper end face and the lower end face of the second core rod.

9. The hanger rail welding tool of claim 7, wherein: the middle part of the second core rod is provided with a concave mounting surface and is mounted on the first core rod through a connecting bolt.

10. The hanger rail welding tool of claim 6, wherein: the side pressure assembly further comprises a turning cylinder arranged on the bottom frame, the rotating cylinder is arranged at the output end of the turning cylinder, and the turning cylinder is used for driving the rotating cylinder to swing up and down to switch positions.