CN211991483U

CN211991483U - Welding machine for manufacturing bag cage

Info

Publication number: CN211991483U
Application number: CN202020235583.7U
Authority: CN
Inventors: 李建勋; 李建国
Original assignee: Jiaxing Zhegong Cnc Welding Machine Co ltd
Current assignee: Jiaxing Zhegong Cnc Welding Machine Co ltd
Priority date: 2020-03-02
Filing date: 2020-03-02
Publication date: 2020-11-24
Anticipated expiration: 2030-03-02

Abstract

A welding machine for manufacturing a bag cage and a control method. The welding machine comprises a machine shell, a plurality of driving devices and an expansible and changeable supporting device, wherein the machine shell is provided with a channel for containing welding machine materials, the driving devices fixedly connected with the machine shell are annularly distributed by taking the channel as a reference, the driving devices are connected with electrodes, and the supporting device is positioned on an extension line of the driving devices; the supporting device comprises a base and a plurality of sliding blocks movably connected with the base, the base and the machine shell are kept fixed, the sliding blocks in a plurality of numbers are distributed on the base in an annular mode, and the sliding blocks in a plurality of numbers move in the radial direction; in the welding operation process, the sliding block moves outwards and radially to form an outer diameter size matched with a piece to be welded, and the sliding block supports the piece to be welded.

Description

Welding machine for manufacturing bag cage

Technical Field

The invention relates to a welding machine for manufacturing a bag cage and a control method.

Background

The existing bag cage mainly comprises ribs formed by combining straight bars and reinforcing steel bars, wherein annular rings are arranged in the ribs, two ends of each rib are respectively connected with a first end cover and a second end cover, and the sizes of the annular rings, the first end covers and the second end covers are different. Therefore, in the existing manufacturing process, besides purchasing a welding machine for welding the ribs and the annular ring, a welding machine for welding the first end cover, the second end cover and the ribs needs to be configured. In the manufacturing process, the annular ring and the ribs are welded and fixed, and then the semi-finished bag cage is moved to a spot welding machine to realize the welding of the first end cover and the second end cover with the ribs. Therefore, a plurality of welding machines are required to be arranged in the manufacturing process, and the semi-finished products are required to be moved in the manufacturing process, so that the overall manufacturing efficiency is low.

Disclosure of Invention

In order to overcome the defects, the invention aims to provide a welding machine for manufacturing a bag cage with high manufacturing efficiency and a control method.

The purpose of the invention is realized by the following technical scheme: a welding machine for manufacturing a bag cage comprises a machine shell, a plurality of driving devices and a support device, wherein the machine shell is provided with a channel for containing welding machine materials, the driving devices are annularly distributed on the basis of the channel and fixedly connected with the machine shell, the driving devices are connected with electrodes, the support device can be expanded and changed, and the support device is positioned on an extension line of the driving devices; the supporting device comprises a base and a plurality of sliding blocks movably connected with the base, the base and the machine shell are kept fixed, the sliding blocks in a plurality of numbers are distributed on the base in an annular mode, and the sliding blocks in a plurality of numbers move in the radial direction; in the welding operation process, the sliding block moves outwards and radially to form an outer diameter size matched with a piece to be welded, and the sliding block supports the piece to be welded.

When the to-be-welded part is placed, the sliding blocks move inwards and radially, and the outer diameters of the sliding blocks in a plurality of numbers are reduced.

The base and the sliding block are in sliding connection by adopting a dovetail sliding structure, one side of the sliding block, which faces the pushing block, is provided with an inclined surface, and the pushing block linearly moves to push the inclined surface of the sliding block so as to drive the sliding block to move radially; the sliding block is connected with a first elastic piece, and the first elastic piece exerts acting force which tends to move inwards and radially.

The push block is driven by a screw rod, the screw rod is arranged in the mounting seat, the mounting seat is fixedly connected with a motor, the motor drives a nut connected with the screw rod in a threaded manner, and the nut rotates to drive the screw rod to move linearly.

Wherein, adopt the buffer block to link to each other between screw rod and the ejector pad, the buffer block has elasticity in the activity of screw rod to.

Compared with the prior art, the invention has the beneficial effects that: in the bag cage manufacturing process, this application can be used to weld annular ring and two end covers, can realize the whole welding of bag cage on an equipment, need not to carry the semi-manufactured goods again in the manufacturing process, need not to dispose the welding in addition, and manufacturing efficiency promotes by a wide margin, and manufacturing cost reduces.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of the supporting device of the present invention.

Detailed Description

The above and further features and advantages of the present invention are described in more detail below with reference to the accompanying drawings.

The first embodiment is as follows:

as shown in fig. 1 and 2. The utility model provides a welding machine for making bag cage, includes casing 1, casing 1 is equipped with a passageway that is used for the holding welding machine material, with the passageway is the annular distribution as the benchmark and is equipped with a plurality of drive arrangement 2 with the casing 1 is fixed continuous, as preferred, drive arrangement 2 is cylinder or hydro-cylinder, drive arrangement 2 links to each other there is the electrode, and the cylinder is flexible can drive the electrode toward the activity to the passageway, as preferred, and passageway department still is equipped with the strutting arrangement 3 of an expandable change, and the passageway is vacant space, during the welding operation, treats that the part of welding locates strutting arrangement 3. The supporting device 3 is positioned on an extension line of the driving device 2; the supporting device 3 comprises a base 31 and a plurality of sliding blocks 32 movably connected with the base 31, the base 31 and the machine shell 1 are fixedly connected by adopting a fastener preferably, the sliding blocks 32 are distributed on the base 31 in an annular shape, and the sliding blocks 32 move in the radial direction; preferably, the base 31 and the slide block 32 are slidably coupled to each other by a dovetail sliding structure, and the base 31 is formed with a dovetail groove for restricting the degree of freedom of movement of the slide block 32. Before the welding operation, the sliding block 32 moves radially outward to form an outer diameter size matched with the piece to be welded, and the sliding block 32 supports the piece to be welded. In this embodiment, the formation of the external diameter size of looks adaptation is accomplished through realizing calculating, specifically speaking, at first waits to weld the size of piece, according to waiting to weld the external diameter size that the size control of piece formed among the activity of a plurality of sliding blocks 32, the activity stroke that the external diameter size that a plurality of sliding blocks 32 activity formed obtains of in-process. In this embodiment, the outer diameter of the supporting device 3 for supporting the members to be welded is adjustable, so that the size of each member to be welded on the bag cage can be adapted, and one-machine-one-position integral welding can be realized.

In this embodiment, when the members to be welded are placed, the sliding blocks 32 move radially inward, and the outer diameters of the sliding blocks 32 are reduced. When the to-be-welded part is placed, the outer diameter is reduced, so that the to-be-welded part can be conveniently placed.

In this embodiment, the base 31 and the sliding block 32 are slidably connected by a dovetail sliding structure, an inclined surface is disposed on one side of the sliding block 32 facing the pushing block 34, and the pushing block 34 linearly moves to push the inclined surface of the sliding block 32 so as to drive the sliding block 32 to move radially; the sliding block 32 is connected with a first elastic element 33, and the first elastic element 33 applies the acting force which tends to move radially inwards to the sliding block 32. Preferably, the first elastic member 33 is an annular spring or an annular elastic ring among springs. When the pushing block 34 is driven by external force to push against the sliding block 32, the sliding block 32 of the supporting device 3 expands, and when the pushing block 34 is disengaged, the first elastic element 33 contracts the sliding block 32 of the supporting device 3.

In this embodiment, the pushing block 34 is driven by a screw rod 35, the screw rod 35 is disposed in the mounting seat, the mounting seat is fixedly connected with a motor 37, the motor 37 drives a nut 36 in threaded connection with the screw rod 35, and the nut 36 rotates to drive the screw rod 35 to move linearly. Preferably, the motor 37 is a servo motor 37, the servo motor 37 rotates to accurately obtain the moving distance of the push block 34, and the moving distance of the slide block 32 can be accurately obtained according to the moving distance of the push block 34, so that the outer diameter dimension can be accurately obtained.

In this embodiment, the screw 35 is connected to the pushing block 34 by a buffer block 38, and the buffer block 38 has elasticity in the moving direction of the screw 35. Preferably, the buffer block 38 is a rubber pad or a spring-like component, when the welding is performed, the sliding block 32 will be subjected to a pressure, the pressure will be transmitted to the screw 35 through the inclined surface of the sliding block 32, the screw 35 is directly impacted without the buffer block 38 in the prior art, and the screw 35 is deformed after a long time, so that the service life is reduced. The adverse effect to screw 35 after the atress of sliding block 32 is cushioned by buffer 38 in this application obviously reduces.

In this embodiment, the sliding block 32 is connected to a top pillar, the top pillar and the movement of the sliding block 32 are movably held on the sliding block 32, and the top pillar is connected to a second elastic member, which applies an acting force that the top pillar tends to move radially outward. In this embodiment, when the to-be-welded member is provided on the slide block 32, the top pillar acts on the to-be-welded member to reliably hold the to-be-welded member on the slide block 32. When the cylinder extends and the electrode contacts the welding part, the electrode pushes the top pillar to compress the top pillar.

The control method of the welding machine for manufacturing the bag cage comprises a rib, wherein an annular ring is arranged in the rib, two ends of the rib are respectively connected with a first end cover and a second end cover, a plurality of sliding blocks 32 move in the radial direction to form an outer diameter matched with the size of the first end cover, the sliding blocks 32 support the first end cover, and the driving device 2 drives an electrode to contact with the bag cage so as to realize welding of the first end cover; after the first end cover is welded, moving the rib positions to the welding annular ring positions, forming an outer diameter matched with the size of the annular ring by a plurality of sliding blocks 32 in a radial movement mode, supporting the annular ring by the sliding blocks 32, and driving the electrodes to be in contact with the bag cage by the driving device 2 so as to realize the welding of the annular ring; after the annular rings of a plurality of numbers are connected, the positions of the ribs are moved to the positions of the welded annular rings, the sliding blocks 32 of a plurality of numbers radially move to form an outer diameter matched with the size of the second end cover, the sliding blocks 32 support the second end cover, and the driving device 2 drives the electrodes to contact the bag cage so as to weld the second end cover. This implementation is when implementing, and the sliding block 32 of a plurality of quantity can form two kinds of different external diameter sizes at least to but the adaptation supports the different piece of waiting to weld, thereby can realize adopting a bag cage welding machine to realize the welding in the bag cage manufacturing process, need not at the spot welder of two other end covers of being equipped with, whole manufacturing process has reduced semi-manufactured goods's transport, has reduced the outfit of equipment, whole manufacturing process only need a bag cage welding machine can, has improved manufacturing efficiency and manufacturing cost.

The control method of the welding machine for manufacturing the bag cage comprises ribs, annular rings are arranged in the ribs, two ends of the ribs are respectively connected with a first end cover and a second end cover, and after the welding of the first end cover is finished, or/and after the welding of a plurality of annular rings is finished, or/and after the welding of the second end cover is finished, a plurality of sliding blocks 32 move inwards and radially. In this embodiment, after the welding of certain part finishes, thereby the sliding block 32 shrink reduce with wait to weld the frictional resistance of piece, be convenient for remove the bag cage, place when being more convenient for implement on next step and wait to weld the piece.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A welding machine for manufacturing a bag cage comprises a machine shell, wherein the machine shell is provided with a channel for containing welding machine materials, a plurality of driving devices fixedly connected with the machine shell are annularly distributed by taking the channel as a reference, and the driving devices are connected with electrodes; the supporting device comprises a base and a plurality of sliding blocks movably connected with the base, the base and the machine shell are kept fixed, the sliding blocks in a plurality of numbers are distributed on the base in an annular mode, and the sliding blocks in a plurality of numbers move in the radial direction; in the welding operation process, the sliding block moves outwards and radially to form an outer diameter size matched with a piece to be welded, and the sliding block supports the piece to be welded.

2. A machine as claimed in claim 1, wherein said sliding blocks are radially movable inwardly when the parts to be welded are placed, the outer diameter of a number of sliding blocks being reduced.

3. The welding machine for manufacturing bag cages according to claim 1, wherein the base is slidably connected to the sliding block by means of a dovetail sliding structure, the sliding block is provided with an inclined surface on one side facing the pushing block, and the pushing block linearly moves to push the inclined surface of the sliding block so as to drive the sliding block to move radially; the sliding block is connected with a first elastic piece, and the first elastic piece exerts acting force which tends to move inwards and radially.

4. A machine as claimed in claim 3, wherein said pusher is driven by a screw which is received in a mounting block which is fixedly connected to a motor which drives a nut which is threadably connected to the screw, the nut being rotated to drive linear movement of the screw.

5. A machine as claimed in claim 4, wherein the screw is connected to the pusher by a bumper which is resilient in the direction of movement of the screw.