CN116690086A - Welding clamping tool for special annular sheet metal parts - Google Patents

Abstract

The invention discloses a welding and clamping tool for a special ring-shaped sheet metal part, which comprises: a processing table, two chutes are symmetrically opened on both sides of one end of the processing table, a displacement assembly is arranged inside the chute, and the two The displacement assembly is symmetrically arranged inside the two chutes; the upper end of the displacement assembly is provided with an inner clamping assembly, and the inner clamping assembly includes a mounting pipe, a sealing hydraulic column, a mounting block, a sealing block, a first telescopic rod and abutment The installation tube is fixedly installed at the end of the displacement assembly, and there is an installation cavity inside, the sealed hydraulic column is fixedly installed inside the installation cavity, the installation block is a circular block, and the center of the circle is vertical to the end of the installation tube. Fixedly connected, the side of the installation block is annularly provided with a plurality of placement slots, and the tail ends of the plurality of placement slots are connected and communicated with the interior of the installation cavity. The invention can effectively fix and clamp the parts from the inside according to the shape of the parts, which ensures the welding process and improves the welding efficiency.

Description

A Welding and Clamping Tool for Special Circular Sheet Metal Parts

technical field

The invention relates to the technical field of sheet metal processing, in particular to a welding clamping tool for special ring-shaped sheet metal parts.

Background technique

Sheet metal is a comprehensive cold processing process for metals, including shearing, punching/cutting/compositing, folding, welding, riveting, splicing, forming, etc. Its notable feature is that the thickness of the same part is the same, and the products processed by the sheet metal process It is called sheet metal parts, and there are some special ring-shaped sheet metal parts in the sheet metal parts, which need to use clamping tools during the processing.

Chinese patent CN111618505A discloses a welding and clamping tool for special ring-shaped sheet metal parts, including a workbench and ring parts. Both sleeves are equipped with ejection mechanisms that match several top parts. Both inner cavities are equipped with With the limit mechanism of the sleeve, the inner sliding assembly of the two transmission sleeves is equipped with a quincunx transmission shaft, and a transmission mechanism located inside the protection box is jointly assembled between the two quincunx transmission shafts, and the two sliding seats respectively pass through two The slide rail extends into the inside of the protection box.

However, due to the different internal shapes of different sheet metal parts, the above-mentioned clamping tool cannot effectively contact and support various parts when fixing, resulting in the inability to effectively fix the parts and affect the subsequent welding process.

Contents of the invention

The purpose of the present invention is to solve the shortcomings in the prior art that various parts cannot be effectively contacted and supported during fixing, resulting in the inability to effectively fix the parts and affecting the subsequent welding process, and proposes a special ring Welding and holding tools for sheet metal parts.

In order to achieve the above object, the present invention adopts the following technical solutions:

A welding and clamping tool for special ring-shaped sheet metal parts, including: a processing table, two chutes are symmetrically opened on both sides of one end of the processing table, a displacement assembly is arranged inside the chute, and the two displacement assemblies are symmetrically arranged Inside the two chutes;

The upper end of the displacement assembly is provided with an inner clamping assembly, the inner clamping assembly includes a mounting pipe, a sealed hydraulic column, a mounting block, a sealing block, a first telescopic rod and a resisting piece, and the mounting pipe is fixedly installed on the displacement assembly end, and there is an installation cavity inside, the sealed hydraulic column is fixedly installed inside the installation cavity, the installation block is a circular block, and the center of the circle is at the end of the installation pipe and is vertically fixedly connected, and the side of the installation block is ring-shaped A plurality of placement slots are provided, and the tail ends of the plurality of placement slots communicate with each other and communicate with the interior of the installation cavity. The sealing block is sealed and slidably arranged inside the placement slot, and the first telescopic rod is fixedly connected to the sealing block. The abutting piece is fixedly connected to the end of the first telescopic rod, is arc-shaped, and is made of elastic material.

Preferably, a part groove is provided on the side of the processing table away from the chute, and the part groove is a rectangular groove for placing parts.

Preferably, the displacement assembly includes a sliding seat, a mechanical arm and a rotating seat, the sliding seat is slidably arranged inside the chute, the mechanical arm is fixedly connected above the sliding seat, and the rotating seat is rotatably connected to the end of the mechanical arm , and fixedly connected with the installation pipe.

Preferably, a limiting component is arranged inside the placing groove, and the limiting component is used to limit the position of the sealing block inside the placing groove.

Preferably, the limiting assembly includes a limiting ring and a limiting spring, the limiting ring is fixedly connected inside the placement groove, one end of the limiting spring is fixedly connected to the limiting ring, and the other end is fixed to the sealing block connect.

Preferably, a bar-shaped groove is opened on the side of the front end of the first telescopic rod, and an outer clamping assembly is arranged inside the bar-shaped groove, and the outer clamping assembly is used to fix parts from the outside.

Preferably, the outer clamping assembly includes a driving seat, a second telescopic rod and a clamping bar, the limiting sliding of the driving seat is arranged inside the bar-shaped groove, and the bottom end of the second telescopic rod is rotated and arranged on the side of the driving seat side, and is arranged parallel to the first telescopic rod, and the clamping bar is fixedly connected to the end of the second telescopic rod, and is vertically arranged to the second telescopic rod.

Preferably, a shovel assembly is provided on the side of the installation block away from the installation pipe, and the shovel assembly is used to separate the parts placed inside the parts groove from the processing table.

Preferably, the shoveling assembly includes a moving block, an elastic rod and a shovel blade, and a plurality of moving grooves are ring-shaped on the side of the mounting block away from the installation pipe, the moving block is slidably arranged inside the moving groove, and the elastic The rod is vertically and fixedly connected to the side of the moving block away from the installation block, and the blade is fixedly connected to the upper end of the elastic rod and arranged parallel to the installation block. .

Compared with prior art, the beneficial effect of the present invention is:

During the welding process, the displacement component drives the inner clamping component to move the position, the installation block is moved to the inside of the part, and the liquid inside the installation cavity is pushed by the sealing hydraulic column, thereby driving the sealing block to move inside the placement groove, and through the moving The density block drives the first telescopic rod and the supporting piece to move the position, so that the supporting piece is in contact with the inside of the part. Multiple supporting pieces can effectively support the inside of parts of different shapes, thereby ensuring the clamping effect on the part , the present invention can effectively fix and clamp the parts from the inside according to the shape of the parts, which ensures the welding process and improves the welding efficiency;

It is used for the placement of parts. Before processing, the position of parts is placed in advance to facilitate subsequent processing and improve the efficiency of welding processing;

The weight of the sub-sheet metal parts is heavy and it is not easy to move. Place the parts that need to be welded inside the part groove, and lift the parts through the shoveling component, which facilitates the internal clamping component to clamp the part from the inside;

In order to improve the clamping effect on parts, the clamping effect is improved through the use of the inner clamping component and the outer clamping component.

Description of drawings

Fig. 1 is the front structure schematic diagram of the welding clamping tool of a kind of special annular sheet metal parts that the present invention proposes;

Fig. 2 is the sectional view of the welding clamping tool of a kind of special annular sheet metal part that the present invention proposes;

Fig. 3 is a structural schematic diagram of the inner clamping assembly of a welding clamping tool for a special annular sheet metal part proposed by the present invention;

Fig. 4 is a structural schematic diagram of an outer clamping assembly of a welding clamping tool for a special annular sheet metal part proposed by the present invention;

Fig. 5 is a structural schematic diagram of a shoveling assembly of a welding clamping tool for a special annular sheet metal part proposed by the present invention.

In the figure: 1 processing table, 2 displacement assembly, 21 sliding seat, 22 mechanical arm, 23 rotating seat, 3 inner clamping assembly, 31 installation pipe, 32 sealing hydraulic column, 33 installation block, 34 sealing block, 35 first telescopic Rod, 36 contact pieces, 4 part grooves, 5 limit components, 51 limit rings, 52 limit springs, 6 strip grooves, 7 outer clamping components, 71 driving seats, 72 second telescopic rods, 73 clamping bars , 8 shovel moving components, 81 moving blocks, 82 elastic rods, 83 shovel blades.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, not all of them.

Terms such as "upper", "lower", "left", "right", "middle" and "one" quoted in the present invention are only for convenience of description, and are not used to limit the scope of the present invention. The scope of implementation and the change or adjustment of its relative relationship shall also be regarded as the scope of implementation of the present invention without substantive changes in technical content.

Referring to Figure 1-5, a welding and clamping tool for special ring-shaped sheet metal parts, including: a processing table 1, two chutes are symmetrically opened on both sides of one end of the processing table 1, and a displacement component 2 is arranged inside the chute, and two displacement components Component 2 is arranged symmetrically inside the two chutes;

The upper end of the displacement assembly 2 is provided with an inner clamping assembly 3. The inner clamping assembly 3 includes an installation pipe 31, a sealing hydraulic column 32, an installation block 33, a sealing block 34, a first telescopic rod 35 and a contact plate 36. The installation pipe 31 is fixed Installed at the end of the displacement assembly 2, and an installation cavity is provided inside, the sealed hydraulic column 32 is fixedly installed inside the installation cavity, the installation block 33 is a circular block, and the center of the circle is at the end of the installation tube 31 and is vertically fixedly connected, the side of the installation block 33 There are a plurality of placement grooves in the ring shape, and the tail ends of the plurality of placement grooves are connected, and communicate with the interior of the installation cavity. The sealing block 34 is sealed and slidably arranged inside the placement groove, and the first telescopic rod 35 is fixedly connected to the sealing block 34. The piece 36 is fixedly connected to the end of the first telescopic rod 35, is arc-shaped, and is made of elastic material.

In the embodiment of applying the above technical solution, during the welding process, the displacement assembly 2 drives the inner clamping assembly 3 to move the position, the installation block 33 is moved to the inside of the part, and the liquid inside the installation cavity is pushed by the sealed hydraulic column 32, thereby Drive the sealing block 34 to move inside the placement groove, and the moving density block 34 drives the first telescopic rod 35 and the contact piece 36 to move in position, so that the contact piece 36 is in contact with the inside of the part, and multiple contact pieces 36 can Effectively support the inside of parts of different shapes, so as to ensure the clamping effect on the parts. The invention can effectively fix and clamp the parts from the inside according to the shape of the parts, ensuring the welding process and improving the welding efficiency.

In the preferred technical solution in this embodiment, the side of the processing table 1 away from the chute is provided with a part groove 4, and the part groove 4 is a rectangular groove for placing the parts. Before processing, the position of the parts is placed in advance, which is convenient The processing improves the efficiency of welding processing;

The displacement assembly 2 comprises a sliding seat 21, a mechanical arm 22 and a rotating seat 23, the sliding seat 21 is slidably arranged inside the chute, the mechanical arm 22 is fixedly connected above the sliding seat 21, and the rotating seat 23 is rotatably connected to the end of the mechanical arm 22, and It is fixedly connected with the installation pipe 31, and the rotating mechanical arm 22 drives the inner clamping assembly 3 to rotate, so that the parts can be fixed and clamped inside the inner clamping assembly 3. During processing, the inner clamping assembly 3 on both sides slides The seats 21 are close to each other, thereby facilitating the welding process;

A limit assembly 5 is arranged inside the placement groove, and the limit assembly 5 is used to limit the position of the sealing block 34 inside the placement groove;

The limit assembly 5 includes a limit ring 51 and a limit spring 52, the limit ring 51 is fixedly connected to the inside of the placement groove, one end of the limit spring 52 is fixedly connected to the limit ring 51, and the other end is fixedly connected to the sealing block 34, Limiting spring 52 is used to limit the sliding position of sealing block 34, prevents sealing block 34 from moving out of the placement groove, and facilitates the position-limiting effect on sealing block 34 simultaneously;

The side of the front end of the first telescopic rod 35 is provided with a bar-shaped groove 6, and the inside of the bar-shaped groove 6 is provided with an outer clamping assembly 7. The outer clamping assembly 7 is used to fix the parts from the outside. In order to improve the clamping effect of the parts, by The use of the inner clamping component 3 and the outer clamping component 7 improves the effect of clamping;

The outer clamping assembly 7 includes a driving seat 71, a second telescopic rod 72 and a clamping bar 73, the driving seat 71 is limited and slidably arranged inside the bar-shaped groove 6, and the bottom end of the second telescopic rod 72 is rotated and arranged on the side of the driving seat 71 , and set parallel to the first telescopic rod 35, the clamping bar 73 is fixedly connected to the end of the second telescopic rod 72, and is perpendicular to the second telescopic rod 72, when the clamping of the inner clamping assembly 3 is completed, the The two telescopic rods 72 drive the clamping bar 73 to move, and when the position is reached, the clamping bar 72 is rotated so that the part is positioned between the clamping bar 73 and the contact plate 36, so as to facilitate the clamping of the parts;

The mounting block 33 is provided with a shovel assembly 8 on the side away from the installation pipe 31. The shovel assembly 8 is used to separate the parts placed inside the part groove 4 from the processing table 1. Some sheet metal parts are heavy and difficult to move. Place the parts that need to be welded inside the part groove 4, and lift the parts through the shoveling assembly 8, thereby facilitating the internal clamping assembly 3 to clamp the parts from the inside;

The shoveling assembly 8 includes a moving block 81, an elastic rod 82 and a shovel blade 83. The mounting block 33 is provided with a plurality of moving grooves in a ring shape away from the installation pipe 31. The moving block 81 is slidably arranged inside the moving groove, and the elastic rod 82 is fixed vertically. Connected to the side of the moving block 81 away from the installation block 33, the shovel 83 is fixedly connected to the upper end of the elastic rod 82, and is arranged parallel to the installation block 33, and the shovel 83 is arranged obliquely near the side of the installation block 33 for scooping up parts According to the thickness of the part, the elastic rod 82 is used for telescopic adjustment, and the moving block 81 drives the shovel 83 to slide, thereby scooping up the part from the bottom to ensure that the part is lifted and clamped.

The above is only a preferred embodiment of the present invention, but the scope of protection of the present invention is not limited thereto, any person familiar with the technical field within the technical scope disclosed in the present invention, according to the technical solution of the present invention Any equivalent replacement or change of the inventive concepts thereof shall fall within the protection scope of the present invention.

Claims (9)

1. A welding clamping tool for special annular sheet metal parts, comprising: the processing table (1) is characterized in that two sliding grooves are symmetrically formed in two sides of one end of the processing table (1), displacement assemblies (2) are arranged in the sliding grooves, and the two displacement assemblies (2) are symmetrically arranged in the two sliding grooves;

the displacement subassembly (2) upper end is provided with interior centre gripping subassembly (3), interior centre gripping subassembly (3) are including installing pipe (31), sealed hydraulic stem (32), installation piece (33), sealed piece (34), first telescopic link (35) and support piece (36), installation pipe (31) fixed mounting is at displacement subassembly (2) tip, and inside is provided with the installation cavity, sealed hydraulic stem (32) fixed mounting is at the installation cavity inside, installation piece (33) are circular piece, and the centre of a circle is in the perpendicular fixed connection of installation pipe (31) tip, a plurality of standing grooves have been seted up to installation piece (33) side ring form, a plurality of standing groove tail end intercommunication, and with the inside intercommunication of installation cavity, sealed sliding setting of sealing piece (34) is inside the standing groove, first telescopic link (35) fixed connection is on sealed piece (34), support piece (36) fixed connection is at first telescopic link (35) tip, is the arc, and is made by the elasticity material.

2. The welding clamping tool for special annular sheet metal parts according to claim 1, wherein a part groove (4) is formed in one side, far away from the sliding groove, of the machining table (1), and the part groove (4) is a rectangular groove and is used for placing parts.

3. The welding clamping tool for the special annular sheet metal part according to claim 1, wherein the displacement assembly (2) comprises a sliding seat (21), a mechanical arm (22) and a rotating seat (23), the sliding seat (21) is slidably arranged in the sliding groove, the mechanical arm (22) is fixedly connected above the sliding seat (21), and the rotating seat (23) is rotatably connected at the end part of the mechanical arm (22) and is fixedly connected with the mounting tube (31).

4. Welding and clamping tool for special annular sheet metal parts according to claim 1, characterized in that a limiting assembly (5) is arranged inside the placing groove, and the limiting assembly (5) is used for limiting the position of the sealing block (34) inside the placing groove.

5. The welding clamping tool for the special annular sheet metal part according to claim 4, wherein the limiting assembly (5) comprises a limiting ring (51) and a limiting spring (52), the limiting ring (51) is fixedly connected inside the placing groove, one end of the limiting spring (52) is fixedly connected to the limiting ring (51), and the other end of the limiting spring is fixedly connected with the sealing block (34).

6. Welding and clamping tool for special annular sheet metal parts according to claim 1, characterized in that the front side edge of the first telescopic rod (35) is provided with a strip-shaped groove (6), an outer clamping component (7) is arranged inside the strip-shaped groove (6), and the outer clamping component (7) is used for fixing the parts from the outer side.

7. The welding clamping tool for the special annular sheet metal part according to claim 6, wherein the outer clamping assembly (7) comprises a driving seat (71), a second telescopic rod (72) and a clamping strip (73), the driving seat (71) is arranged inside the strip-shaped groove (6) in a limiting sliding mode, the bottom end of the second telescopic rod (72) is rotatably arranged on the side edge of the driving seat (71) and is parallel to the first telescopic rod (35), and the clamping strip (73) is fixedly connected to the end portion of the second telescopic rod (72) and is perpendicular to the second telescopic rod (72).

8. Welding and clamping tool for special annular sheet metal parts according to claim 1, characterized in that the side of the mounting block (33) remote from the mounting tube (31) is provided with a shoveling assembly (8), which shoveling assembly (8) is used for separating the parts placed inside the part groove (4) from the machining table (1).

9. The welding clamping tool for special annular sheet metal parts according to claim 8, wherein the shoveling assembly (8) comprises a moving block (81), an elastic rod (82) and a shoveling piece (83), one surface of the mounting block (33) away from the mounting pipe (31) is annularly provided with a plurality of moving grooves, the moving block (81) is slidably arranged in the moving grooves, the elastic rod (82) is vertically and fixedly connected to one side of the moving block (81) away from the mounting block (33), the shoveling piece (83) is fixedly connected to the upper end of the elastic rod (82) and is arranged in parallel with the mounting block (33), and one side of the shoveling piece (83) close to the mounting block (33) is obliquely arranged for shoveling the parts.