CN219074750U

CN219074750U - Main loop frame welding balance clamping device

Info

Publication number: CN219074750U
Application number: CN202223320168.XU
Authority: CN
Inventors: 闫驹; 王陈伟; 杨斌武; 邬耀扬; 叶明海; 彭雪昆; 胡勇武
Original assignee: Murge Electric Co ltd
Current assignee: Murge Electric Co ltd
Priority date: 2022-12-09
Filing date: 2022-12-09
Publication date: 2023-05-26
Anticipated expiration: 2032-12-09

Abstract

The utility model provides a main loop frame welding balance clamping device, which solves the problems that the existing welding equipment needs manual positioning and has low welding efficiency and welding precision, and provides the main loop frame welding balance clamping device which has better efficiency and reliability and improves the welding precision. The clamping device comprises a tool bottom plate, a positioning plate and a clamping pushing plate, wherein the positioning plate and the clamping pushing plate are arranged on two opposite sides of the tool bottom plate; the clamping device further comprises a main clamping cylinder and at least two groups of auxiliary pressing cylinders, wherein the auxiliary pressing cylinders are respectively arranged on the positioning plate and the clamping push plate. The device is preferably provided with a first positioning projection, a second positioning projection and a positioning stop, and the auxiliary hold-down cylinder preferably comprises a first hold-down cylinder and a second hold-down cylinder. The utility model saves time for manual point-to-point and adjustment, improves the welding efficiency of the workpiece frame, improves the reliability and the service life of the device, and realizes automatic accurate welding assistance.

Description

Main loop frame welding balance clamping device

Technical Field

The utility model relates to a welding fixture, in particular to a main loop frame welding balance clamping device.

Background

In the field of electrical manufacturing, it is often necessary to weld a particular special workpiece. The accuracy of the weld directly determines the quality of the work piece. In the traditional mode, the welding point is manually positioned by manpower, so that the welding efficiency is low, and the welding quality is difficult to guarantee.

The special main loop frame component comprises a left frame plate, a right frame plate, an upper beam and a lower beam, wherein the upper beam and the lower beam are required to be welded and fixed between the left frame plate and the right frame plate during processing. In the process of welding the workpiece, how to position welding points of the cross beam and the left frame plate and the right frame plate so as to carry out efficient and accurate welding becomes a difficult problem, and a reliable and effective clamping device is needed to carry out limit clamping on the workpiece.

Disclosure of Invention

Aiming at the problems that the existing welding equipment needs manual positioning, and the welding efficiency and the welding precision are low, the utility model provides the main loop frame welding balance clamping device with better efficiency and reliability and improved welding precision.

The utility model is solved by the following scheme:

the main loop frame welding balance clamping device comprises a tool bottom plate, a positioning plate and a clamping push plate, wherein the positioning plate and the clamping push plate are arranged on two opposite sides of the tool bottom plate; the clamping device comprises a positioning plate, a clamping push plate and a main clamping device, and is characterized by further comprising a main clamping device and at least two groups of auxiliary pressing devices, wherein the auxiliary pressing devices are respectively arranged on the positioning plate and the clamping push plate. Preferably, the main clamping device is a main clamping cylinder, saidMain clamp The device is arranged atClamping the push plate;the auxiliary pressing device comprises a first pressing cylinder and a second pressing cylinder, the first pressing cylinder and the second pressing cylinder are arranged on the positioning plate, and the first pressing cylinder and the second pressing cylinder are arranged on the clamping push plate. The workpiece can be placed between the positioning plate and the clamping pushing plate, and the main clamping cylinder acts on the clamping pushing plate to clamp the workpiece; and then the first compression cylinder works, and the second compression cylinder works along with the first compression cylinder after the set time to fully clamp the workpiece. After the welding operation is finished, the main clamping cylinder and the first pressing cylinder stop pressing, and after the set time, the second pressing cylinder also stops pressing.

Preferably, the device further comprises a first positioning protrusion, a second positioning protrusion and a positioning stop block; the first positioning bulge and the positioning stop block are arranged on the tool bottom plate, and the second positioning bulge is arranged on the positioning plate. The first positioning bulge is arranged on the tool bottom plate close to the positioning plate and is separated from the positioning plate by a set distance, so that the side frame plate of the workpiece can be just clamped. The second positioning bulge is arranged on the positioning plate and limits the workpiece so that the workpiece cannot slide out transversely. The first positioning bulge, the second positioning bulge and the positioning stop block all play a limiting role. After the workpiece is placed into the device, the workpiece can be quickly positioned, so that the time for manually aligning and adjusting is saved, and the welding efficiency of the workpiece frame is improved.

Preferably, the clamping device further comprises a first support plate and a second support plate, wherein the first compression cylinder is fixed on the positioning plate through the first support plate, the first compression cylinder is fixed on the clamping pushing plate through the first support plate, the second compression cylinder is fixed on the positioning plate through the second support plate, and the second compression cylinder is fixed on the clamping pushing plate through the second support plate. The first compression cylinder and the second compression cylinder are respectively fixed at the opposite positions of the positioning plate and the clamping push plate through the first support plate and the second support plate.

Preferably, the axes of the first pressing cylinder and the second pressing cylinder are perpendicular to each other. The arrangement of the first compression cylinder and the second compression cylinder which are rotated by 90 degrees relatively enables the two parts to be stressed more fully when the two parts are clamped with the workpiece first and then, sliding displacement is not easy to occur, and accuracy of subsequent welding is improved.

Preferably, the positioning plate is further provided with positioning plate reinforcing ribs. The locating plate reinforcing rib is used for firmly connecting the locating plate with the tool bottom plate. As one side of the fixing stress, when the clamping push plate is used for clamping the locating plate to the side, the locating plate is less prone to being damaged and falling off from the device, the service life of the device is prolonged, and the reliability of the device is improved.

Preferably, the tooling bottom plate is further provided with a beam bracket. The beam support is used for supporting the workpiece beam component and protecting the workpiece component from being damaged easily.

Preferably, the tool bottom plate is further provided with a hollowed-out hole, so that manufacturing materials of the clamping device are saved under the condition that the using function and the safety are not affected.

Preferably, the first compacting cylinder is connected with a welding head, and the second compacting cylinder is connected with a welding head. The clamping device disclosed by the utility model is used for welding the part connection part of the workpiece by the welding head after clamping the workpiece.

Preferably, the positioning block is arranged separately from the clamping pushing plate. Wherein the number of the positioning stop blocks is 2-4. The positioning stop block is arranged on the tool bottom plate close to the clamping push plate and is separated from the clamping push plate, and the interval between the positioning stop block and the clamping push plate is identical to the interval between the first positioning bulge and the positioning plate and can be used for clamping a side frame plate of a workpiece.

The beneficial effects of the utility model are as follows:

1) The clamping device is provided with a main clamping cylinder and an auxiliary clamping cylinder, wherein the first clamping cylinder and the second clamping cylinder are oppositely arranged on a positioning plate and a clamping push plate, and clamp a workpiece under the action of the cylinders; the first positioning bulge, the second positioning bulge and the positioning stop block are arranged to achieve targeted limiting of the workpiece, so that time for manual point-to-point adjustment and adjustment is saved, and welding efficiency of the workpiece frame is improved.

2) According to the utility model, the axes of the first compression cylinder and the second compression cylinder are preferably arranged to be right angles, so that when the two cylinders clamp the workpiece one by one, the two cross beams on the workpiece are stressed more fully and are not easy to slide and shift, the accuracy of subsequent welding is improved, and accurate welding is realized.

3) The utility model is preferably provided with the beam support for supporting the workpiece beam part, and the positioning plate is provided with the positioning plate reinforcing ribs, so that the positioning plate and the tooling bottom plate are more firmly connected, the workpiece is better protected, the reliability of the device is improved, and the service life of the device is prolonged.

Drawings

FIG. 1 is a schematic diagram of the present utility model.

Fig. 2 is a top view of the present utility model.

FIG. 3 is a schematic view of the present utility model when a workpiece is placed.

The symbols in the drawings illustrate:

1. a tool bottom plate; 2. a positioning plate; 3. clamping the push plate; 4. a main clamping cylinder; 5. a first compaction cylinder; 6. a second compaction cylinder; 7. a first positioning protrusion; 8. a second positioning protrusion; 9. positioning a stop block; 10. a first support plate; 11. a second support plate; 12. a positioning plate reinforcing rib; 13. a cross beam bracket; 14. a hollowed hole; 15. a welding head; 16. a workpiece.

Detailed Description

The following describes the embodiments of the present utility model in detail with reference to the drawings.

As shown in fig. 1, a welding balance clamping device for a main loop frame of the present embodiment includes a tool bottom plate 1, a positioning plate 2 and a clamping push plate 3, where the positioning plate 2 and the clamping push plate 3 are disposed on two opposite sides of the tool bottom plate 1. The device also comprises a main clamping cylinder 4 and at least two sets of auxiliary pressing devices. The auxiliary pressing device in the embodiment is an auxiliary pressing cylinder and comprises a first pressing cylinder 5 and a second pressing cylinder 6, wherein the first pressing cylinder 5 is symmetrically arranged on the positioning plate 2 and the clamping pushing plate 3, and the second pressing cylinder 6 is symmetrically arranged on the positioning plate 2 and the clamping pushing plate 3. The main clamping cylinder 4 is used as a main clamping device, and the first compression cylinder 5 and the second compression cylinder 6 are used as auxiliary compression devices together to carry out balanced compression on the main loop frame.

As shown in fig. 3, the workpiece 16 can be placed between the positioning plate 2 and the clamping pushing plate 3, and the main clamping cylinder 4 arranged on the clamping pushing plate 3 acts on the clamping pushing plate 3 to clamp the workpiece 16; the first pressing cylinder 5 then works to press the workpiece 16 with the beam at the lower position shown in fig. 3, and the second pressing cylinder 6 works to press the workpiece 16 with the beam at the higher position shown in fig. 3 after 1 second. After the welding operation is finished, the main clamping cylinder 4 and the first pressing cylinder 5 stop pressing, and after 1 second, the second pressing cylinder 6 also stops pressing. Wherein the time between the pressing and releasing is achieved by conventional signal control means.

As shown in fig. 1, the welding balance clamping device for the main circuit frame of the present embodiment further includes a first support plate 10 and a second support plate 11, where the first compression cylinder 5 and the second compression cylinder 6 are fixed at positions corresponding to the positioning plate 2 and the clamping push plate 3 through the first support plate 10 and the second support plate 11, respectively.

As shown in fig. 1 to 3, a welding balance clamping device for a main circuit frame of the present embodiment further includes a first positioning protrusion 7, a second positioning protrusion 8, and a positioning stopper 9. The first positioning bulge 7 is arranged on the tool bottom plate 1 close to the positioning plate 2 and is separated from the positioning plate 2 by a small interval, and can just clamp the side edge of the workpiece 16 shown in fig. 3. The second positioning protrusion 8 is arranged at the side edge of the positioning plate 2, and limits the workpiece 16 so that the workpiece cannot slide out transversely. In this embodiment, three positioning stoppers 9 are disposed on the tool bottom plate 1 near the clamping pusher plate 3 and are separated from the clamping pusher plate 3, and the interval between the three positioning stoppers is the same as the interval between the first positioning protrusion 7 and the positioning plate 2, and can be used to clamp the side edge of the workpiece 16 as shown in fig. 3. After the workpiece 16 is placed in the device as shown in fig. 3, the workpiece 16 can be positioned quickly, so that the time for manual point-to-point and adjustment is saved, and the welding efficiency of the frame of the workpiece 16 is improved. In this embodiment, the tooling bottom plate 1 is further provided with a beam support 13, which is used to support the beam of the workpiece 16 as shown in fig. 3, so as to protect the workpiece components from being damaged.

In this embodiment, as shown in fig. 1-3, the first hold-down cylinder 5 is also at right angles to the axis of the second hold-down cylinder 6. The two parts are rotated by 90 degrees, so that when the first compression cylinder 5 and the second compression cylinder 6 clamp the workpiece 16 first and then, the two cross beams on the workpiece 16 are stressed more fully and are not easy to slide and shift, and the accuracy of subsequent welding is improved.

As shown in fig. 1 and 3, in this embodiment, the positioning plate 2 is further provided with a positioning plate reinforcing rib 12. The locating plate 2 and the tool bottom plate 1 are firmly connected by the locating plate reinforcing ribs 12. When the clamping push plate 3 at the other side clamps the locating plate 2 to the side with force as one side of the fixed stress, the locating plate 2 is less prone to being damaged and falling off from the device, the service life of the device is prolonged, and the reliability of the device is improved.

In this embodiment, as shown in fig. 1 and 2, the tooling bottom plate 1 is further provided with a hollowed-out hole 14. In this embodiment, the hollowed-out hole 14 has 4 positions, and is square with rounded corners as shown in fig. 2, so that the manufacturing material of the clamping device is saved under the condition that the use function and the safety are not affected.

As shown in fig. 3, the first compacting cylinder 5 and the second compacting cylinder 6 are connected with welding heads 15. The main circuit frame clamping device of the present utility model, after clamping the workpiece 16, welds the part joints of the workpiece 16 by the welding head 15.

In this embodiment, the interval time between the first pressing cylinder 5 and the second pressing cylinder 6 when the workpiece 16 is pressed and the interval time between the second pressing cylinder 6 and the first pressing cylinder 5 when the workpiece 16 is released are realized by the mitsubishi FX3U PLC control unit. The welding of the embodiment is realized by adopting a loose six-axis welding robot FD-500CL5 in an auxiliary mode. The embodiment also adopts a welding rotary following workbench, an Aden pneumatic element and a plurality of other processing parts.

It is to be understood that the foregoing is merely illustrative of the present utility model and is not to be construed as limiting the scope of the utility model. Furthermore, it should be understood that equivalents may be substituted and modified for elements thereof based on the teachings of the utility model, and equivalents thereof will still fall within the scope of the utility model as defined in the claims.

Claims

1. The main loop frame welding balance clamping device is characterized by comprising a tool bottom plate, a positioning plate and a clamping push plate, wherein the positioning plate and the clamping push plate are arranged on two opposite sides of the tool bottom plate; the clamping device comprises a positioning plate, a clamping push plate and a main clamping device, and is characterized by further comprising a main clamping device and at least two groups of auxiliary pressing devices, wherein the auxiliary pressing devices are respectively arranged on the positioning plate and the clamping push plate.

2. The welding balance clamping device of claim 1, further comprising a first positioning tab, a second positioning tab, and a positioning stop; the first positioning bulge and the positioning stop block are arranged on the tool bottom plate, and the second positioning bulge is arranged on the positioning plate.

3. The welding balance clamping device of claim 1, wherein the main clamping device is a main clamping cylinder and is arranged on a clamping push plate; the auxiliary pressing device comprises a first pressing cylinder and a second pressing cylinder, wherein the first pressing cylinder is symmetrically arranged on the positioning plate and the clamping pushing plate, and the second pressing cylinder is symmetrically arranged on the positioning plate and the clamping pushing plate.

4. The welding balance clamping device of claim 1, further comprising a first bracket plate and a second bracket plate, wherein the first compression cylinder is fixed on the positioning plate through the first bracket plate, the first compression cylinder is fixed on the clamping push plate through the first bracket plate, the second compression cylinder is fixed on the positioning plate through the second bracket plate, and the second compression cylinder is fixed on the clamping push plate through the second bracket plate.

5. A main loop frame welding balance clamping device according to claim 3 wherein the axes of said first hold down cylinder and said second hold down cylinder are at right angles to each other.

6. The welding balance clamping device of claim 1, wherein said locating plate is further provided with locating plate ribs.

7. The welding balance clamping device of the main loop framework of claim 1, wherein the tooling bottom plate is further provided with a beam bracket.

8. The welding balance clamping device for the main loop frame according to claim 1, wherein the tooling bottom plate is further provided with a hollowed-out hole.

9. The welding balance clamping device of claim 4, wherein the first hold-down cylinder is connected with a welding head and the second hold-down cylinder is connected with a welding head.

10. The welding balance clamping device for a main circuit frame according to claim 2, wherein the positioning block is provided separately from the clamping push plate.