CN216541567U - Welding tool for welding end part of engine shaft core - Google Patents

Abstract

The utility model discloses a welding tool for welding the end part of an engine shaft core, which comprises a left transition section, a right transition section, a screw rod, a first inner supporting ring, a second inner supporting ring, an end cover, an inner supporting slide block and an inner supporting block, wherein one end of the left transition section and one end of the right transition section are respectively fixed with the first inner supporting ring and the second inner supporting ring; through the coupling assembling that sets up for easily make up the split between first end plate and the second end plate, thereby can accomplish fast between the vaulting ring in making first interior vaulting ring and the second and connect, the effectual packaging efficiency who improves whole axle core tip welding frock, it is convenient also to have brought for the split of vaulting ring in follow-up first interior vaulting ring and the second simultaneously, has solved the problem that the equipment is not convenient for to vaulting ring in first interior vaulting ring and the second in the former device.

Description

Welding tool for welding end part of engine shaft core

Technical Field

The utility model belongs to the technical field of engine shaft core processing, and particularly relates to a welding tool for welding the end part of an engine shaft core.

Background

The engine axle core is in the course of working, need use a welding frock to come to weld the tip of axle core, and this kind of welding frock mainly comprises parts such as left changeover portion, right changeover portion, lead screw, first interior braced ring, second interior braced ring, interior braced slider and interior braced piece, and the rotation of accessible lead screw drives interior braced slider and removes during the use to the lift of braced piece in realizing welds the axle core joint to engine housing tip.

When the existing welding tool for the end part of the shaft core is used, the left transition section and the right transition section need to be connected together through the two inner supporting rings, but the connection mode between the two inner supporting rings is complex, so that the assembly efficiency of the whole welding tool for the end part of the shaft core is reduced, and the two inner supporting rings are not easy to split subsequently.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a welding tool for welding the end part of an engine shaft core, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a welding tool for welding the end part of an engine shaft core comprises a left transition section, a right transition section, a lead screw, a first inner supporting ring, a second inner supporting ring, an end cover, an inner supporting slide block and an inner supporting block, wherein the first inner supporting ring and the second inner supporting ring are respectively fixed at one end of the left transition section and one end of the right transition section, an integrated first end plate is arranged at one end of the first inner supporting ring, an integrated second end plate is arranged at one end of the second inner supporting ring, a plurality of connecting assemblies are arranged between the first end plate and the second end plate, each connecting assembly comprises a side plate, a rectangular insert block and a rectangular clamping seat, one end of the rectangular insert block is fixedly welded with the side plate, the other end of the rectangular insert block is rotatably connected with the rectangular clamping seat, a plurality of rectangular insertion holes are uniformly formed in the surfaces of the second end plate and the first end plate, the side plate is positioned at one side of the first end plate, and the rectangular insert block is inserted into the rectangular insertion holes, the rectangular clamping seat is positioned on one side of the second end plate, the surface of the second inner supporting ring is provided with a plurality of limiting clamping seats corresponding to the rectangular clamping seat, and a limiting structure is arranged between the rectangular clamping seat and the limiting clamping seats.

Preferably, the inboard at first interior bracer is installed to the end cover, the lead screw rotates the inboard that sets up at right changeover portion, and lead screw one end runs through to first interior bracer inboard and end cover and pass through the bearing rotation and be connected, the surface cover of lead screw is equipped with two interior bracers, and two interior bracer is in the inboard of first interior bracer and second interior bracer respectively, a plurality of T-slot have evenly been seted up on the surface of interior bracer, a plurality of bar holes have evenly been seted up on the surface of first interior bracer and second interior bracer, the outside of first interior bracer and second interior bracer evenly is provided with a plurality of interior bracers, just the bottom of interior bracer imbeds to T-slot and interior bracer sliding connection.

Preferably, the limiting structure comprises a rectangular sliding groove formed in the rectangular clamping seat, a rectangular sliding block is arranged in the rectangular sliding groove in a sliding mode, a limiting clamping head is fixed to the surface of the rectangular sliding block, a clamping opening is formed in the surface of the limiting clamping seat, and one end of the limiting clamping head penetrates into the clamping opening.

Preferably, a first spring groove is formed in the rectangular sliding block, a first spring and an inner push block are arranged in the first spring groove, a side clamping block is fixed on one side of the inner push block, two side clamping grooves are symmetrically formed in the inner wall of one side of the rectangular sliding groove, one end of each side clamping block is clamped in one side clamping groove, a pull block is arranged on the surface of the outer side of the rectangular clamping seat, a pull rod is fixed on the other side of the inner push block, the first spring is sleeved on the pull rod, a strip-shaped slideway is formed in the inner wall of the other side of the rectangular sliding groove, one end of the pull rod penetrates into the strip-shaped slideway, and one end of the pull rod is fixed with the pull block.

Preferably, two outer clamping seats are symmetrically fixed on the outer side surface of the rectangular clamping seat relative to two sides of the pulling block, and a clamping structure is arranged between the pulling block and the outer clamping seats.

Preferably, the clamping structure comprises a second spring groove formed in the pulling block, two hemispherical telescopic clamping blocks are arranged in the second spring groove, a second spring is arranged between the two hemispherical telescopic clamping blocks, clamping holes are formed in the surface of the outer clamping seat, and one end of each hemispherical telescopic clamping block is clamped in each clamping hole.

Compared with the prior art, the utility model has the beneficial effects that:

1. through the coupling assembling that sets up for easily make up the split between first end plate and the second end plate, thereby can accomplish fast between the vaulting ring in making first interior vaulting ring and the second and connect, the effectual packaging efficiency who improves whole axle core tip welding frock, it is convenient also to have brought for the split of vaulting ring in follow-up first interior vaulting ring and the second simultaneously, has solved the problem that the equipment is not convenient for to vaulting ring in first interior vaulting ring and the second in the former device.

2. Through the structures such as the outer clamping seat, the second spring groove, the second spring, the hemispherical telescopic clamping block and the clamping hole, the pulling block can be clamped between the two outer clamping seats during daily use, so that the situation that the pulling block is laterally moved due to the fact that the external object is wiped and collided is avoided, and the overall stability of the connecting assembly is improved.

3. According to the shaft core end welding tool, the two inner supporting sliding blocks can slide through the rotation of the screw rod, when the inner supporting sliding blocks move leftwards, the inner supporting blocks can be gradually pushed upwards, the top ends of the inner supporting blocks can be unfolded to support an external object, and therefore the shaft core joint at the end of the engine shell can be conveniently welded subsequently.

Drawings

FIG. 1 is a cross-sectional view of the present invention;

FIG. 2 is an enlarged view of a portion of the area A of FIG. 1 in accordance with the present invention;

FIG. 3 is a side view of the inner support slider of the present invention;

FIG. 4 is a cross-sectional view of the inner support slider of the present invention;

FIG. 5 is a side view of the inner brace bar of the present invention;

FIG. 6 is an enlarged view of a portion of the area B of FIG. 2 in accordance with the present invention;

FIG. 7 is an enlarged view of a portion of the utility model taken in the area C of FIG. 6;

FIG. 8 is an enlarged view of a portion of the utility model taken in the area D of FIG. 7;

FIG. 9 is a side view of the rectangular cartridge of the present invention;

FIG. 10 is an enlarged partial cross-sectional view taken at area E of FIG. 9 in accordance with the teachings of the present invention;

in the figure: 1. a left transition section; 2. a right transition section; 3. a lead screw; 4. a first inner bracing ring; 5. a second inner bracing ring; 6. an end cap; 7. an inner supporting slide block; 8. an inner supporting block; 9. a first end plate; 10. a second end plate; 11. a side plate; 12. a rectangular insert block; 13. a rectangular card seat; 14. a limiting chuck; 15. a limiting clamping seat; 16. a rectangular jack; 17. a rectangular chute; 18. a rectangular slider; 19. a side card slot; 20. pulling the block; 21. an outer card holder; 22. a first spring groove; 23. a pull rod; 24. a first spring; 25. an inner push block; 26. a side clamping block; 27. a second spring groove; 28. a second spring; 29. the hemispherical telescopic fixture block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

Referring to fig. 1 to 10, the present invention provides a technical solution: a welding tool for welding the end part of an engine shaft core comprises a left transition section 1, a right transition section 2, a lead screw 3, a first inner supporting ring 4, a second inner supporting ring 5, an end cover 6, an inner supporting slide block 7 and an inner supporting block 8, wherein one end of the left transition section 1 and one end of the right transition section 2 are respectively fixed with the first inner supporting ring 4 and the second inner supporting ring 5, one end of the first inner supporting ring 4 is provided with an integrated first end plate 9, one end of the second inner supporting ring 5 is provided with an integrated second end plate 10, a plurality of connecting components are arranged between the first end plate 9 and the second end plate 10 and comprise a side plate 11, a rectangular inserting block 12 and a rectangular clamping seat 13, one end of the rectangular inserting block 12 is welded and fixed with the side plate 11, the other end of the rectangular inserting block 12 is rotatably connected with the rectangular clamping seat 13, a plurality of rectangular inserting blocks 16 corresponding to the rectangular inserting block 12 are uniformly arranged on the surfaces of the second end plate 10 and the first end plate 9, the rectangular insert block 13 is used for being inserted into the rectangular insert block 12 and the rectangular clamp seat 13, the side plate 11 is arranged on one side of the first end plate 9, the rectangular insert block 12 is inserted into the rectangular insertion hole 16, the rectangular clamp seat 13 is arranged on one side of the second end plate 10, the surface of the second inner support ring 5 is provided with a plurality of limiting clamp seats 15 corresponding to the rectangular clamp seat 13, and a limiting structure is arranged between the rectangular clamp seat 13 and the limiting clamp seats 15.

In the embodiment, preferably, the end cover 6 is installed at the inner side of the first inner supporting ring 4, the lead screw 3 is rotatably disposed at the inner side of the right transition section 2 through a bearing, one end of the lead screw 3 penetrates through the inner side of the first inner supporting ring 4 and is rotatably connected with the end cover 6 through a bearing, two inner supporting sliders 7 are sleeved on the surface of the lead screw 3, the inner supporting sliders 7 are in threaded connection with the lead screw 3, the two inner supporting sliders 7 are respectively located at the inner sides of the first inner supporting ring 4 and the second inner supporting ring 5, a plurality of T-shaped grooves corresponding to the inner supporting blocks 8 are uniformly formed in the surface of the inner supporting sliders 7, a plurality of strip-shaped holes corresponding to the inner supporting blocks 8 are uniformly formed in the surface of the first inner supporting ring 4 and the surface of the second inner supporting ring 5, a plurality of inner supporting blocks 8 are uniformly arranged at the outer sides of the first inner supporting ring 4 and the second inner supporting ring 5, and the bottom ends of the inner supporting blocks 8 are embedded into the T-shaped grooves and are slidably connected with the inner supporting sliders 7, so that the lead screw 3 can transversely move after rotating, thereby realizing the lifting of the inner supporting block 8.

In this embodiment, preferably, the limiting structure includes a rectangular sliding groove 17 formed inside the rectangular card seat 13, a rectangular sliding block 18 is slidably disposed inside the rectangular sliding groove 17, a limiting chuck 14 is fixed on the surface of the rectangular sliding block 18, a bayonet corresponding to the limiting chuck 14 is formed on the surface of the limiting card seat 15, one end of the limiting chuck 14 penetrates into the bayonet to limit the rectangular card seat 13, a first spring groove 22 is formed inside the rectangular sliding block 18, a first spring 24 and an inner push block 25 are disposed inside the first spring groove 22, a side clamping block 26 is fixed on one side of the inner push block 25, two side clamping grooves 19 corresponding to the side clamping block 26 are symmetrically formed on an inner wall of one side of the rectangular sliding groove 17, one end of the side clamping block 26 is clamped in one of the side clamping grooves 19, so that the rectangular sliding block 18 and the limiting chuck 14 can be limited, a pulling block 20 is disposed on the outer side surface of the rectangular card seat 13, the other side of interior ejector pad 25 is fixed with pull rod 23, and first spring 24 cover is on pull rod 23, and the bar slide corresponding with pull rod 23 has been seted up to the opposite side inner wall of rectangle spout 17, and the one end of pull rod 23 runs through to in the bar slide, and the one end of pull rod 23 with draw the piece 20 fixed for follow-up accessible draws piece 20 will incline fixture block 26 pulling, so that follow-up operating personnel moves down rectangle slider 18 through drawing piece 20, thereby be convenient for pull down of follow-up coupling assembling.

In this embodiment, preferably, two outer clamping seats 21 are fixed on the outer side surface of the rectangular clamping seat 13 symmetrically with respect to the two sides of the pulling block 20, a clamping structure is arranged between the pulling block 20 and the outer clamping seats 21, the clamping structure comprises a second spring groove 27 formed in the pulling block 20, two hemispherical telescopic clamping blocks 29 are arranged in the second spring groove 27, a second spring 28 is arranged between the two hemispherical telescopic clamping blocks 29, clamping holes corresponding to the hemispherical telescopic clamping blocks 29 are formed in the surface of the outer clamping seat 21, one end of each hemispherical telescopic clamping block 29 is clamped in each clamping hole, so that the pulling block 20 can be clamped between the two outer clamping seats 21 during daily use, and the situation that the pulling block 20 is laterally moved due to the rubbing and collision of an external object is avoided.

The working principle and the using process of the utility model are as follows: when the shaft core end welding tool is used, the two inner supporting sliding blocks 7 can slide through the rotation of the screw rod 3, when the inner supporting sliding blocks 7 move leftwards, the inner supporting blocks 8 can be gradually pushed upwards, so that the top ends of the inner supporting blocks 8 can be unfolded to the outside, and when the inner supporting sliding blocks 7 move rightwards, the inner supporting blocks 8 can be gradually moved downwards;

when the first inner supporting ring 4 and the second inner supporting ring 5 need to be connected through the connecting assembly, the pull block 20 is firstly pulled laterally with force, so that the hemispherical telescopic clamping block 29 is gradually extruded into the inner side of the second spring groove 27 by the extrusion of the outer clamping seat 21, the pull block 20 can be smoothly moved laterally, at this time, the pull block 20 pulls the inner push block 25 and the side clamping block 26 laterally through the pull rod 23, so that the first spring 24 is gradually compressed until the side clamping block 26 is moved out of the side clamping groove 19, at this time, the rectangular sliding block 18 can be moved downwards through the pull block 20 until the rectangular sliding block 18 slides to the other end of the rectangular sliding groove 17, at this time, the pull block 20 can be released, so that the first spring 24 pushes the inner push block 25 back, and the side clamping block 26 is clamped into the other side clamping groove 19, so that the limiting clamping head 14 can be retracted into the rectangular sliding groove 17 without limiting the rectangular clamping seat 13, at this time, the rectangular clamping seat 13 is rotated ninety degrees, aligning the rectangular clamping seat 13 with the rectangular insertion block 12, then attaching the first end plate 9 and the second end plate 10, inserting the rectangular insertion block 12 and the rectangular clamping seat 13 into the rectangular insertion hole 16 from one side of the first end plate 9 until the rectangular clamping seat 13 can penetrate to one side of the second end plate 10, rotating the rectangular clamping seat 13 ninety degrees at the moment to align the limiting clamping head 14 with the limiting clamping seat 15, then pulling the pulling block 20 laterally again and lifting the pulling block 20 to make the rectangular sliding block 18 slide and make the end part of the limiting clamping head 14 clamped into the clamping hole on the surface of the limiting clamping seat 15, at the moment, loosening the pulling block 20 to make the first spring 24 push the inner pushing block 25 back, so that the pulling rod 23 pulls the pulling block 20 back, at the moment, the pulling block 20 is pushed between the two outer clamping seats 21 with force, so that the end part of the hemispherical telescopic clamping block 29 is clamped into the clamping hole on the surface of the outer clamping seat 21 under the pushing of the second spring 28, and the end part of the side clamping block 26 is clamped into the side clamping groove 19, so that the limit of the rectangular sliding block 18 can be completed, the limit of the limit clamping head 14 can be completed, therefore, the limit of the rectangular clamping seat 13 is completed through the limit clamping head 14, and the connection of the first end plate 9 and the second end plate 10 can be completed through the side plate 11, the rectangular insertion block 12 and the rectangular clamping seat 13 at the moment because the rectangular clamping seat 13 is not aligned with the rectangular insertion hole 16 any more, when the first end plate 9 and the second end plate 10 need to be detached later, the pulling block 20 only needs to be pulled laterally, and the rectangular sliding block 18 is moved downwards through the pulling block 20, so that the limit chuck 14 is separated from the limit cassette 15, and the limit chuck 14 retracts into the rectangular sliding groove 17, then the rectangular clamping seat 13 is rotated ninety degrees to be aligned with the rectangular insertion hole 16, the rectangular insert block 12 and the rectangular clamping seat 13 can be directly taken away, so that the first inner support ring 4 and the second inner support ring 5 can be separated.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a be used for engine axle core tip welded welding frock, includes left changeover portion (1), right changeover portion (2), lead screw (3), first interior braced ring (4), second interior braced ring (5), end cover (6), interior bracing slider (7) and interior braced block (8), its characterized in that: one end of each of the left transition section (1) and the right transition section (2) is respectively fixed with a first inner supporting ring (4) and a second inner supporting ring (5), one end of each of the first inner supporting ring (4) is provided with an integrated first end plate (9), one end of each of the second inner supporting rings (5) is provided with an integrated second end plate (10), a plurality of connecting assemblies are arranged between the first end plates (9) and the second end plates (10), each connecting assembly comprises a side plate (11), a rectangular insert block (12) and a rectangular clamping seat (13), one end of each rectangular insert block (12) is fixedly welded with the side plate (11), the other end of each rectangular insert block (12) is rotatably connected with the rectangular clamping seat (13), a plurality of rectangular inserting holes (16) are uniformly formed in the surfaces of the second end plate (10) and the first end plate (9), and the side plate (11) is positioned on one side of the first end plate (9), the rectangular insert block (12) is inserted into the rectangular insert hole (16), the rectangular clamp seat (13) is located on one side of the second end plate (10), the surface of the second inner supporting ring (5) is provided with a plurality of limiting clamp seats (15) corresponding to the rectangular clamp seats (13), and a limiting structure is arranged between the rectangular clamp seats (13) and the limiting clamp seats (15).

2. The welding tool for welding the end part of the engine shaft core according to claim 1, wherein the welding tool comprises: the end cover (6) is arranged on the inner side of the first inner supporting ring (4), the screw rod (3) is rotatably arranged on the inner side of the right transition section (2), one end of the lead screw (3) penetrates through the inner side of the first inner supporting ring (4) and is rotationally connected with the end cover (6) through a bearing, two inner supporting sliding blocks (7) are sleeved on the surface of the lead screw (3), and the two inner supporting sliding blocks (7) are respectively positioned at the inner sides of the first inner supporting ring (4) and the second inner supporting ring (5), a plurality of T-shaped grooves are uniformly formed on the surface of the inner supporting slide block (7), a plurality of strip-shaped holes are uniformly formed on the surfaces of the first inner supporting ring (4) and the second inner supporting ring (5), a plurality of inner supporting blocks (8) are uniformly arranged on the outer sides of the first inner supporting ring (4) and the second inner supporting ring (5), and the bottom end of the inner supporting block (8) is embedded into the T-shaped groove and is connected with the inner supporting slide block (7) in a sliding manner.

3. The welding tool for welding the end part of the engine shaft core according to claim 1, wherein the welding tool comprises: the limiting structure comprises a rectangular sliding groove (17) formed in the rectangular clamping seat (13), a rectangular sliding block (18) is arranged in the rectangular sliding groove (17) in a sliding mode, a limiting clamping head (14) is fixed to the surface of the rectangular sliding block (18), a clamping opening is formed in the surface of the limiting clamping seat (15), and one end of the limiting clamping head (14) penetrates into the clamping opening.

4. The welding tool for welding the end part of the engine shaft core according to claim 3, wherein the welding tool comprises: the improved structure of the spring seat is characterized in that a first spring groove (22) is formed in the rectangular sliding block (18), a first spring (24) and an inner pushing block (25) are arranged in the first spring groove (22), a side clamping block (26) is fixed to one side of the inner pushing block (25), two side clamping grooves (19) are symmetrically formed in the inner wall of one side of the rectangular sliding groove (17), one end of the side clamping block (26) is clamped in one side clamping groove (19), a pulling block (20) is arranged on the surface of the outer side of the rectangular clamping seat (13), a pull rod (23) is fixed to the other side of the inner pushing block (25), the first spring (24) is sleeved on the pull rod (23), a strip-shaped sliding way is formed in the inner wall of the other side of the rectangular sliding groove (17), one end of the pull rod (23) penetrates into the strip-shaped sliding way, and one end of the pull rod (23) is fixed to the pulling block (20).

5. The welding tool for welding the end part of the engine shaft core according to claim 4, wherein the welding tool comprises: two outer clamping seats (21) are symmetrically fixed on the outer side surface of the rectangular clamping seat (13) relative to the two sides of the pulling block (20), and a clamping structure is arranged between the pulling block (20) and the outer clamping seats (21).

6. The welding tool for welding the end part of the engine shaft core according to claim 5, wherein the welding tool comprises: the clamping structure comprises a second spring groove (27) formed in the pulling block (20), two hemispherical telescopic clamping blocks (29) are arranged in the second spring groove (27), a second spring (28) is arranged between the two hemispherical telescopic clamping blocks (29), clamping holes are formed in the surface of the outer clamping base (21), and one end of each hemispherical telescopic clamping block (29) is clamped in each clamping hole.

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