CN110744236A

CN110744236A - Based on military project is experimental with high-pressure low temperature liquid oxygen storage tank adjustable welding stent

Info

Publication number: CN110744236A
Application number: CN201911044453.3A
Authority: CN
Inventors: 郭东伟; 陈林; 侯永柱; 王文民; 刘华锁
Original assignee: Hefei Chemical Machinery Equipment Manufacturing Co Ltd
Current assignee: Hefei Chemical Machinery Equipment Manufacturing Co Ltd
Priority date: 2019-10-30
Filing date: 2019-10-30
Publication date: 2020-02-04

Abstract

The invention discloses an adjustable welding support of a high-pressure low-temperature liquid oxygen storage tank based on military tests, which comprises a fixed rail and a movable rail, wherein the tops of the fixed rail and the movable rail are connected with a semicircular base in a sliding mode, and the left side and the right side of the top of the semicircular base are fixedly connected with main supports. This based on military project is experimental with high-pressure low temperature liquid oxygen storage tank adjustable welding stent, through setting up semicircle slide rail cooperation sliding seat, can make welder carry out semicircular nimble slip on the semicircle slide rail, and the semicircle base can rotate the adjusting position at fixed track and activity track top, and then can realize the hoop weldment work to the liquid oxygen storage tank, the semicircle slide rail can slide from top to bottom on the main support simultaneously, realize the regulation to the welding height, and to welder's removal, the accessible handspike is controlled, be applicable to the weldment work to great higher liquid oxygen storage tank, and is more convenient to use, and the welding is more stable.

Description

Based on military project is experimental with high-pressure low temperature liquid oxygen storage tank adjustable welding stent

Technical Field

The invention relates to the technical field of welding devices, in particular to an adjustable welding support of a high-pressure low-temperature liquid oxygen storage tank based on military tests.

Background

Welding, also known as fusion, is a manufacturing process and technique for joining metals or other thermoplastic materials, such as plastics, by means of heat, high temperature or pressure. Welding accomplishes the purpose of joining by three ways: 1. fusion welding, namely heating the workpieces to be jointed to locally melt the workpieces to form a molten pool, and jointing the workpieces after the molten pool is cooled and solidified, wherein a melt filler can be added for assistance when necessary, so that the welding process is suitable for welding various metals and alloys without pressure; 2. pressure welding, namely pressure must be applied to a welding piece in the welding process, and belongs to the processing of various metal materials and partial metal materials; 3. brazing, namely, a metal material with a melting point lower than that of the base metal is used as brazing filler metal, the liquid brazing filler metal is used for wetting the base metal, a joint gap is filled, and the liquid brazing filler metal and the base metal are mutually diffused to realize a link weldment. It is suitable for welding various materials, and also suitable for welding different metals or different materials. The energy sources for modern welding are many, including gas flame, electric arc, laser, electron beam, friction, and ultrasonic, among others.

A high pressure low temperature liquid oxygen storage tank for military project is experimental, and generally the volume is great, and weight is heavier, and manual handheld welder is comparatively difficult to liquid oxygen storage tank surface weld, and the workman need remove on a large scale, need stand even and operate on the platform that steps up, and is comparatively troublesome, and work efficiency is low, and manual welding is stable inadequately, and the automation of heaven posts welds, needs great mechanical equipment, and area is big and equipment is expensive.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the adjustable welding support for the high-pressure low-temperature liquid oxygen storage tank based on the military test, and solves the problems that manual hand-held welding guns are difficult to weld the surface of the liquid oxygen storage tank, workers need to move in a large range, even need to stand on a raised platform to operate, the manual welding is troublesome, the working efficiency is low, and the manual welding is not stable enough.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: a high-pressure low-temperature liquid oxygen storage tank adjustable welding support based on military tests comprises a fixed rail and a movable rail, wherein the tops of the fixed rail and the movable rail are slidably connected with a semicircular base, the left side and the right side of the top of the semicircular base are fixedly connected with main supports, the outer surface of each main support is slidably connected with a sliding sleeve, one side of each sliding sleeve is in threaded connection with a manual fastening screw, one end of each manual fastening screw is in compression joint with the surface of each main support, a semicircular sliding rail is fixedly connected between the front surfaces of the two sliding sleeves, the surface of each semicircular sliding rail is slidably connected with a sliding seat, the bottom of each sliding seat is fixedly connected with a spring clamp, a welding gun is clamped inside each spring clamp, the front surfaces of the sliding sleeves are fixedly connected with ball sleeves, steel balls are rotatably connected inside the ball sleeves, hand push rods are fixedly connected on the surfaces of the steel balls, the bottom cover on hand push rod surface is equipped with the handle cover, the equal fixedly connected with lantern ring in both sides at semicircle slide rail top, and the surface cover of the lantern ring is equipped with the stay cord.

Preferably, an auxiliary bracket is fixedly connected between the top ends of the two main brackets, and a first pulley is rotatably connected in the middle of the top of the auxiliary bracket.

Preferably, the right end of the auxiliary bracket is rotatably connected with a second pulley through a fixing plate, and the surface of the pull rope is in sliding connection with the inner surfaces of the first pulley and the second pulley.

Preferably, the bottom fixedly connected with fixed cover on main support surface on the right side, and the right side fixedly connected with magnetism prism axle of fixed cover, the surface cover of magnetism prism axle is equipped with the reel, the one end of stay cord and the fixed surface of reel are connected, and the stay cord winding is on the surface of reel.

Preferably, the right side of the reel is fixedly connected with a rotating handle, a round hole and a prism hole are sequentially formed in the reel from left to right, the inner surface of the round hole is rotatably connected with the magnetic prism shaft, and the inner surface of the prism hole is slidably connected with the magnetic prism shaft.

Preferably, the section of the semicircular slide rail is in an I shape, and the inner surface of the sliding seat is rotatably connected with the roller in the semicircular slide rail.

Preferably, the fixed track and the movable track are spliced, the inner sides of the fixed track and the movable track are fixedly connected with bolt sleeves at positions which are in contact with each other, and a bolt penetrates through the two bolt sleeves.

Preferably, the bottom end of the surface of the main support on the right side is fixedly connected with a stepping motor, the bottom end of an output shaft of the stepping motor is fixedly connected with a gear, and tooth grooves meshed with the gear are formed in the tops of the outer sides of the fixed rail and the movable rail.

Preferably, the top of the fixed rail and the top of the movable rail are both provided with dovetail grooves, the bottom of the semicircular base is fixedly connected with a dovetail slide block which is in sliding connection with the inner surface of each dovetail groove, and the bottom of each dovetail slide block is rotatably connected with a steel ball.

(III) advantageous effects

The invention provides an adjustable welding support of a high-pressure low-temperature liquid oxygen storage tank based on military tests. Compared with the prior art, the method has the following beneficial effects:

(1) the adjustable welding support for the high-pressure low-temperature liquid oxygen storage tank based on the military test is characterized in that a semicircular base is connected to the tops of a fixed rail and a movable rail in a sliding mode, main supports are fixedly connected to the left side and the right side of the top of the semicircular base, sliding sleeves are connected to the outer surfaces of the main supports in a sliding mode, a manual fastening screw is connected to one side of each sliding sleeve in a threaded mode, one end of the manual fastening screw is in compression joint with the surfaces of the main supports, semicircular sliding rails are fixedly connected between the front faces of the two sliding sleeves, sliding seats are connected to the surfaces of the semicircular sliding rails in a sliding mode, spring clamps are fixedly connected to the bottoms of the sliding seats, welding guns are clamped inside the spring clamps, ball sleeves are fixedly connected to the front faces of the sliding sleeves, steel balls are rotatably connected to the insides of the ball sleeves, hand push rods, through setting up semicircle slide rail cooperation sliding seat, can make welder carry out semicircular nimble slip on the semicircle slide rail, and the semicircle base can rotate the adjusting position at fixed track and movable rail top, and then can realize the hoop weldment work to the liquid oxygen storage tank, the semicircle slide rail can slide from top to bottom on the main support simultaneously, realize the regulation to the welding height, and to welder's removal, the accessible handspike is controlled, be applicable to the weldment work to great higher liquid oxygen storage tank, it is more convenient to use, and the welding is more stable.

(2) The adjustable welding support for the high-pressure low-temperature liquid oxygen storage tank based on the military test is characterized in that lantern rings are fixedly connected to two sides of the top of a semicircular sliding rail, pull ropes are sleeved on the surfaces of the lantern rings, an auxiliary support is fixedly connected between the tops of two main supports, a first pulley is rotatably connected to the middle of the top of the auxiliary support, a second pulley is rotatably connected to the right end of the auxiliary support through a fixing plate, the surfaces of the pull ropes are slidably connected with the inner surfaces of the first pulley and the second pulley, a fixing sleeve is fixedly connected to the bottom end of the surface of the main support on the right side, a magnetic prism shaft is fixedly connected to the right side of the fixing sleeve, a reel is sleeved on the surface of the magnetic prism shaft, one end of each pull rope is fixedly connected with the surface of the reel, the pull ropes are wound on the surface of the reel, a rotating handle is fixedly, the internal surface and the prismatic axle of magnetism of round hole are rotated and are connected, the internal surface and the prismatic axle sliding connection of magnetism in prism hole, it not only can stabilize the semicircle slide rail to set up two stay cords, still can control the lift of semicircle slide rail, be convenient for weld liquid oxygen storage tank co-altitude not, high durability and convenient use, and utilize round hole and prismatic hole in the magnetic prism axle cooperation capstan wheel, can realize dying and loosening the lock of capstan wheel, be convenient for fix and wave the operation, more can take off the capstan wheel, direct pulling goes up and down, and then can realize the operation of welding limit increase, high durability and convenient use is nimble.

(3) This based on military project is experimental with high-pressure low temperature liquid oxygen storage tank adjustable welded support, there is semicircle base through the top sliding connection at trapped orbit and activity track, and the equal fixedly connected with main support in the left and right sides at semicircle base top, the surface sliding connection of main support has the sliding sleeve, fixedly connected with semicircle slide rail between the front of two sliding sleeves, trapped orbit and activity track are the concatenation formula, the inboard of trapped orbit and activity track and the equal fixedly connected with bolt cover in position that contacts, it has the bolt to run through between two bolt covers, set up to semi-circular through with semicircle base and semicircle slide rail, set up trapped orbit and activity track into the structure of removable division simultaneously, make the inside of the great heavier liquid oxygen storage tank support of being convenient for impel weld, but the concatenation that trapped orbit and activity track can be convenient, do not influence the use.

Drawings

FIG. 1 is a perspective view of the structure of the present invention;

FIG. 2 is a side view of the sliding seat and handle structure of the present invention;

FIG. 3 is an enlarged view of a portion of the invention at A in FIG. 1;

FIG. 4 is a cross-sectional view of the sheave construction of the present invention;

FIG. 5 is a schematic view of the dovetail groove and dovetail slider structure of the present invention.

In the figure, 1-a fixed rail, 2-a movable rail, 3-a semicircular base, 4-a main bracket, 5-a sliding sleeve, 6-a manual fastening screw, 7-a semicircular sliding rail, 8-a sliding seat, 9-a spring clamp, 10-a ball sleeve, 11-a hand push rod, 12-a handle sleeve, 13-a lantern ring, 14-a pull rope, 15-an auxiliary bracket and 16-a first pulley, 17-a second pulley, 18-a fixed sleeve, 19-a magnetic prism shaft, 20-a reel, 21-a rotating handle, 22-a circular hole, 23-a prism hole, 24-a roller, 25-a bolt sleeve, 26-a stepping motor, 27-a gear, 28-a tooth socket, 29-a dovetail groove, 30-a dovetail slide block, 31-a steel ball and 32-a steel ball.

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.

Referring to fig. 1-5, an embodiment of the present invention provides a technical solution: a high-pressure low-temperature liquid oxygen storage tank adjustable welding support based on military tests comprises a fixed rail 1 and a movable rail 2, wherein dovetail grooves 29 are formed in the tops of the fixed rail 1 and the movable rail 2, dovetail sliders 30 which are in sliding connection with the inner surfaces of the dovetail grooves 29 are fixedly connected to the bottoms of semicircular bases 3, steel balls 31 are rotatably connected to the bottoms of the dovetail sliders 30, the semicircular bases 3 can slide more smoothly by the aid of the steel balls 31, the fixed rail 1 and the movable rail 2 are spliced, bolt sleeves 25 are fixedly connected to the inner sides of the fixed rail 1 and the movable rail 2 in contact with the inner sides of the fixed rail 1 and the movable rail 2, bolts penetrate between the two bolt sleeves 25, the semicircular bases 3 and the semicircular slide rails 7 and the fixed rail 1 and the movable rail 2 are arranged to be semicircular, the fixed rail 1 and the movable rail 2 are arranged to be of a detachable structure, and the large and heavy liquid oxygen, the top parts of the fixed track 1 and the movable track 2 are connected with a semicircular base 3 in a sliding way, the left side and the right side of the top part of the semicircular base 3 are fixedly connected with main brackets 4, an auxiliary bracket 15 is fixedly connected between the top ends of the two main brackets 4, the middle of the top part of the auxiliary bracket 15 is rotatably connected with a first pulley 16, the right end of the auxiliary bracket 15 is rotatably connected with a second pulley 17 through a fixing plate, the surface of a pull rope 14 is slidably connected with the inner surfaces of the first pulley 16 and the second pulley 17, the bottom end of the surface of the main bracket 4 on the right side is fixedly connected with a fixing sleeve 18, the right side of the fixing sleeve 18 is fixedly connected with a magnetic prism shaft 19, the magnetic prism shaft 19 can absorb a rotating handle 21 to avoid self loosening, a twisting wheel 20 is sleeved on the surface of the magnetic prism shaft 19, one end of the pull rope 14 is fixedly connected with the surface of the twisting, the pulling rope 14 is wound on the surface of the reel 20, the right side of the reel 20 is fixedly connected with a rotating handle 21, the interior of the reel 20 is sequentially provided with a round hole 22 and a prismatic hole 23 from left to right, the inner surface of the round hole 22 is rotatably connected with a magnetic prismatic shaft 19, the two pulling ropes 14 not only can stabilize the semicircular slide rail 7, but also can control the lifting of the semicircular slide rail 7, so that the liquid oxygen storage tank can be conveniently welded at different heights, the use is convenient, the magnetic prismatic shaft 19 is matched with the round hole 22 and the prismatic hole 23 in the reel 20, the locking and the loosening of the reel 20 can be realized, the fixing and the shaking operation are convenient, the reel 20 can be taken down and directly pulled to be lifted, the operation of welding and heightening can be further realized, the use is convenient and flexible, the inner surface of the prismatic hole 23 is slidably connected with the magnetic prismatic shaft 19, the bottom end of the surface of the main support 4 on the right side is fixedly connected with a stepping, tooth sockets 28 meshed with a gear 27 are respectively arranged at the top of the outer sides of the fixed track 1 and the movable track 2, the outer surface of the main support 4 is connected with a sliding sleeve 5 in a sliding manner, one side of the sliding sleeve 5 is connected with a manual fastening screw 6 in a threaded manner, one end of the manual fastening screw 6 is in compression joint with the surface of the main support 4, a semicircular sliding rail 7 is fixedly connected between the front sides of the two sliding sleeves 5, the section of the semicircular sliding rail 7 is in an I shape, the inner surface of the sliding seat 8 is positioned in the semicircular sliding rail 7 and is rotatably connected with a roller 24, the sliding smoothness can be improved by arranging the roller 24, the surface of the semicircular sliding rail 7 is connected with the sliding seat 8 in a sliding manner, the bottom of the sliding seat 8 is fixedly connected with a spring clamp 9, a welding gun is clamped in the spring clamp 9, the front side of the sliding sleeve 5 is fixedly connected with a ball sleeve 10, the inner, the surface of the steel ball 32 is fixedly connected with a hand push rod 11, the surface of the ball sleeve 10 is provided with an opening matched with the hand push rod 11, the bottom end of the surface of the hand push rod 11 is sleeved with a handle sleeve 12, a semicircular slide rail 7 is arranged to be matched with the sliding seat 8, the welding gun can flexibly slide in a semicircular way on the semicircular slide rail 7, the semicircular base 3 can rotate at the top of the fixed track 1 and the movable track 2 to adjust the position, thereby realizing the circumferential welding work of the liquid oxygen storage tank, meanwhile, the semicircular slide rail 7 can slide up and down on the main bracket 4 to realize the adjustment of the welding height, the movement of the welding gun can be controlled by the hand push rod 11, the welding gun is suitable for the welding work of a larger and higher liquid oxygen storage tank, the use is more convenient, and the welding is more stable, the equal fixedly connected with lantern ring 13 in both sides at semicircle slide rail 7 top, and the surface cover of lantern ring 13 is equipped with stay cord 14.

And those not described in detail in this specification are well within the skill of those in the art.

When in use, the bolt at the joint of the fixed track 1 and the movable track 2 is pulled out, the movable track 2 is detached, then the liquid oxygen storage tank is pushed into the bracket by a trolley, the movable track 2 is spliced, the bolt penetrates through the bolt sleeve 25 to fix the fixed track 1 and the movable track 2, at the moment, normal welding can be carried out, then the manual fastening screw 6 is unscrewed according to the height to be welded, the rotating handle 21 is pulled out outwards, the magnetic prism shaft 19 is moved to the position of the round hole 22, the rotating handle 21 is shaken to loosen or wind the pull rope 14, the semicircular slide rail 7 slides up and down, further, the height of the semicircular slide rail 7 is adjusted, then the rotating handle 21 is pushed inwards, the magnetic prism shaft 19 is inserted into the prism hole 23 to limit the rotation of the rotating handle 21, if the height is fixed at the position, the manual fastening screw 6 can be screwed, if the height needs to be adjusted by welding, the rotating handle 21 can be pulled out by other people by half, make magnetism prism axle 19 remove to round hole 22 position, by other people's auxiliary operation, or be responsible for the welded staff oneself and hand turning handle 21 pulling stay cord 14 and adjust, can hand handspike 11 during the welding and promote sliding seat 8 about, make welder slide and weld about on semicircle slide rail 7, when will welding the other side, can connect the power with step motor 26, start through starting switch, step motor 26 drives gear 27 and rotates, utilize the cooperation with tooth's socket 28, make semicircle base 3 and main support 4 slide 180 degrees angles on fixed track 1 and movable track 2, then alright weld the liquid oxygen storage tank another side.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a based on military project is experimental with high-pressure low temperature liquid oxygen storage tank adjustable welded support, includes fixed track (1) and activity track (2), the top sliding connection of fixed track (1) and activity track (2) has semicircle base (3), and the equal fixedly connected with main support (4) of the left and right sides at semicircle base (3) top, its characterized in that: the outer surface of the main support (4) is connected with a sliding sleeve (5) in a sliding manner, one side of the sliding sleeve (5) is connected with a manual fastening screw (6) in a threaded manner, one end of the manual fastening screw (6) is in compression joint with the surface of the main support (4), a semicircular sliding rail (7) is fixedly connected between the front surfaces of the two sliding sleeves (5), the surface of the semicircular sliding rail (7) is connected with a sliding seat (8) in a sliding manner, the bottom of the sliding seat (8) is fixedly connected with a spring clamp (9), a welding gun is clamped inside the spring clamp (9), a ball sleeve (10) is fixedly connected with the front surface of the sliding sleeve (5), a steel ball (32) is rotatably connected inside the ball sleeve (10), a hand push rod (11) is fixedly connected with the surface of the steel ball (32), an opening matched with the hand push rod (11) is formed in the surface of the ball sleeve (10), and a handle sleeve (12, the two sides of the top of the semicircular sliding rail (7) are fixedly connected with lantern rings (13), and pull ropes (14) are sleeved on the surfaces of the lantern rings (13).

2. The adjustable welding support of the high-pressure low-temperature liquid oxygen storage tank for the military industry test is based on claim 1, and is characterized in that: an auxiliary support (15) is fixedly connected between the top ends of the two main supports (4), and a first pulley (16) is rotatably connected in the middle of the top of the auxiliary support (15).

3. The adjustable welding support of the high-pressure low-temperature liquid oxygen storage tank for the military industry test is characterized in that: the right end of the auxiliary support (15) is rotatably connected with a second pulley (17) through a fixing plate, and the surface of the pull rope (14) is in sliding connection with the inner surfaces of the first pulley (16) and the second pulley (17).

4. The adjustable welding support of the high-pressure low-temperature liquid oxygen storage tank for the military industry test is based on claim 1, and is characterized in that: the right side the fixed cover (18) of bottom fixedly connected with on main support (4) surface, and the right side fixedly connected with magnetism prism axle (19) of fixed cover (18), the surface cover of magnetism prism axle (19) is equipped with reel (20), the one end of stay cord (14) is connected with the fixed surface of reel (20), and stay cord (14) winding is on the surface of reel (20).

5. The adjustable welding support of the high-pressure low-temperature liquid oxygen storage tank for the military industry test is characterized in that: the right side fixedly connected with turning handle (21) of reel (20), round hole (22) and prismatic hole (23) have been seted up from left to right in proper order to the inside of reel (20), the internal surface and the magnetism prism axle (19) of round hole (22) rotate to be connected, the internal surface and the magnetism prism axle (19) sliding connection of prism hole (23).

6. The adjustable welding support of the high-pressure low-temperature liquid oxygen storage tank for the military industry test is based on claim 1, and is characterized in that: the section of the semicircular slide rail (7) is I-shaped, and the inner surface of the sliding seat (8) and the inner part of the semicircular slide rail (7) are rotatably connected with a roller (24).

7. The adjustable welding support of the high-pressure low-temperature liquid oxygen storage tank for the military industry test is based on claim 1, and is characterized in that: the fixed track (1) and the movable track (2) are spliced, the inner sides of the fixed track (1) and the movable track (2) are fixedly connected with bolt sleeves (25) in the positions where the fixed track and the movable track are contacted, and bolts penetrate through the bolt sleeves (25).

8. The adjustable welding support of the high-pressure low-temperature liquid oxygen storage tank for the military industry test is based on claim 1, and is characterized in that: the bottom fixedly connected with step motor (26) on main support (4) surface of right side, and the bottom fixedly connected with gear (27) of step motor (26) output shaft, tooth's socket (28) with gear (27) engaged with are all seted up at the top in fixed track (1) and activity track (2) outside.

9. The adjustable welding support of the high-pressure low-temperature liquid oxygen storage tank for the military industry test is based on claim 1, and is characterized in that: dovetail grooves (29) have all been seted up at the top of fixed track (1) and activity track (2), the bottom fixedly connected with of semicircle base (3) and dovetail groove (29) internal surface sliding connection's forked tail slider (30), and the bottom of forked tail slider (30) rotates and is connected with steel ball (31).