CN111195766A - A spot welding device for processing thin-walled threaded pipes of air-conditioning connecting pipes - Google Patents
A spot welding device for processing thin-walled threaded pipes of air-conditioning connecting pipes Download PDFInfo
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- CN111195766A CN111195766A CN202010092491.2A CN202010092491A CN111195766A CN 111195766 A CN111195766 A CN 111195766A CN 202010092491 A CN202010092491 A CN 202010092491A CN 111195766 A CN111195766 A CN 111195766A
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- spot welding
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/10—Spot welding; Stitch welding
- B23K11/11—Spot welding
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/30—Features relating to electrodes
- B23K11/31—Electrode holders and actuating devices therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/36—Auxiliary equipment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass
- B23K37/04—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work
- B23K37/053—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work aligning cylindrical work; Clamping devices therefor
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
- G01M3/28—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds
- G01M3/2884—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for welds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/04—Tubular or hollow articles
- B23K2101/06—Tubes
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Arc Welding In General (AREA)
Abstract
The invention discloses a spot welding device for processing a thin-wall threaded pipe of an air conditioner connecting pipe, which comprises: a base; the rack is fixedly arranged on two sides of the top end of the base; the first guide rail is fixedly arranged at the top end of the base and positioned on the inner side of the rack; the moving plate is provided with two groups; the second guide rail is fixedly arranged on the surface of the inner wall of the rack; a spot welder; the device comprises a threaded pipe clamping mechanism, a water tank and a bracket, wherein the threaded pipe clamping mechanism comprises two groups, the threaded pipe clamping mechanism comprises a fixed ring sleeve and the water tank, and the bracket is fixedly arranged at the upper end and the lower end of the fixed ring sleeve; through the screwed pipe fixture who sets up, replaced traditional manual operation not enough, not only can reduce workman's intensity of labour, can also realize fixed to the centre gripping of screwed pipe, guaranteed the stability of screwed pipe when spot welding to also can improve the accurate nature of concatenation between two screwed pipes, thereby can improve the product quality of screwed pipe.
Description
Technical Field
The invention relates to the technical field of processing of thin-wall threaded pipes of air-conditioning connecting pipes, in particular to a spot welding device for processing the thin-wall threaded pipes of the air-conditioning connecting pipes.
Background
The threaded pipe is also called low-rib pipe, mainly expands heat transfer area by means of external ribbing (ribbing coefficient is 2-3), and is generally used in the place where the heat supply coefficient in the pipe is greater than that in the pipe by more than 1 time. For condensation and boiling outside the pipe, the surface tension effect also has a better strengthening effect, the common air conditioner connecting pipe adopts a thin-wall threaded pipe, and in the processing of the thin-wall threaded pipe, a spot welding device is needed to connect two threaded pipes.
Spot welding is a welding method in which a columnar electrode is used to form a welding spot between the contact surfaces of two overlapping workpieces during welding. During spot welding, a workpiece is pressed to be in close contact, then current is switched on, the contact part of the workpiece is melted under the action of resistance heat, and a welding spot is formed after cooling.
The spot welder adopts the principle of double-sided double-point overcurrent welding, when in work, two electrodes pressurize a workpiece to enable two layers of metal to form a certain contact resistance under the pressure of the two electrodes, when welding current flows from one electrode to the other electrode, instant thermal welding is formed at the two contact resistance points, and the welding current instantly flows from the other electrode to the electrode along the two workpieces to form a loop, so that the internal structure of the workpiece to be welded is not damaged.
However, most spot welding devices are more single in functionality on the market at present, it is also very inconvenient to use, traditional spot welding device is when using, it is artifical with two screwed pipes to mostly all fix, then spot welding handles again, not only improved workman's intensity of labour, the later stage product quality of screwed pipe still can be influenced, and in welding process, the welding part can produce a large amount of heats, cause welding annealing phenomenon, make work piece surface hardness reduce, be difficult to reach special mechanical properties requirement, thereby also can reduce the product quality of screwed pipe.
Disclosure of Invention
The invention aims to provide a spot welding device for processing a thin-wall threaded pipe of an air conditioner connecting pipe, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a spot welding device for processing a thin-wall threaded pipe of an air conditioner connecting pipe comprises:
a base;
the rack is fixedly arranged on two sides of the top end of the base;
the first guide rail is fixedly arranged at the top end of the base and positioned on the inner side of the rack;
the moving plate is provided with two groups;
the second guide rail is fixedly arranged on the surface of the inner wall of the rack;
a spot welder;
the threaded pipe clamping mechanisms are provided with two groups, each threaded pipe clamping mechanism comprises a fixed ring sleeve and a water tank, supports are fixedly arranged at the upper end and the lower end of the fixed ring sleeve, electromagnetic chucks are fixedly arranged on the surfaces of the inner walls of the supports through supporting rods, connecting guide rods are slidably arranged at the upper end and the lower end of the inner part of the fixed ring sleeve through shaft sleeves, one ends of the connecting guide rods extend to the outer part of the fixed ring sleeve and are fixedly connected with an adsorption iron block, the other ends of the connecting guide rods extend to the inner part of the fixed ring sleeve and are fixedly connected with a clamping plate, springs are fixedly arranged on two sides of the outer wall of the clamping plate, and the other ends of;
a control main board;
the water tank is fixedly installed on one side of the outer wall of the base, and the control main board is electrically connected with the electromagnetic chuck.
Preferably, the method further comprises the following steps:
the second sliding seat is fixedly arranged at the bottom end of the support, and a linear motor is fixedly arranged on the surface of one side of the second sliding seat through a bolt;
wherein, two sets of screwed pipe fixture pass through No. two slide slidable mounting in the guide rail outside No. one.
Preferably, a cooling cavity is formed in the clamping plate, a heat conducting rod is fixedly mounted in the cooling cavity, nine groups of heat conducting rods are arranged on the heat conducting rod, one end of each of the nine groups of heat conducting rods penetrates through the clamping plate and is stopped on the surface of the inner wall of the clamping plate, a liquid conveying pipe is fixedly connected to one side of the outer wall of the clamping plate through a connector, one end of each of the clamping plates is fixedly connected with a second air nozzle, the other end of each of the clamping plates is provided with an air nozzle groove matched with the second air nozzle, a partition plate is fixedly mounted in the water tank and divides the upper part of the water tank into a water storage cavity, a water pump is fixedly mounted on the surface of the upper end of the partition plate, a heat exchanger is fixedly connected to the lower end of the partition plate, a;
and the control main board is electrically connected with the water pump.
Preferably, a cavity is formed in the fixed ring sleeve, a plurality of groups of nozzles are fixedly connected to the surface of one end of the fixed ring sleeve, a second air compressor is fixedly mounted on one side of the outer wall of the base through bolts, a second air inlet pipe is fixedly connected to the output end of the second air compressor, two air inlet pipes are arranged in the second air inlet pipe, and one end of each of the two air inlet pipes is fixedly connected to the inside of the fixed ring sleeve;
and the control main board is electrically connected with the second air compressor.
Preferably, the first sliding seat is fixedly installed at the bottom ends of two groups of the moving plates, a linear motor is fixedly installed at one end of the first sliding seat through a bolt, the first sliding seat is slidably installed outside the first guide rail, a gas pressure sensor is fixedly connected to one end of one group of the moving plates, which is close to the axis, through a support rod, the other group of the moving plates is fixedly connected with a first air nozzle, a first air compressor is fixedly installed at one end of the outer wall of the base through a bolt, a first air inlet pipe is fixedly connected to the output end of the first air compressor, and one end, away from the output end of the first air compressor, of the first air inlet pipe penetrates through the;
wherein, control mainboard respectively with gas pressure sensor and an electric connection between the air compressor machine.
Preferably, a cross beam is slidably mounted between the racks through a second guide rail, a driving box is slidably mounted on one side of the cross beam, and a spot welding machine is fixedly connected to the bottom end of the driving box;
and the control main board is electrically connected with the driving box and the spot welding machine respectively.
Preferably, one end of one of the infusion tubes penetrates through the fixed ring sleeve and extends into the water storage cavity, and one end of the other infusion tube penetrates through the fixed ring sleeve and is fixedly connected to the output end of the water pump.
Preferably, a sealing ring is embedded outside the second air nozzle.
Preferably, the air outlets of the plurality of groups of nozzles face to the axis of the fixed ring sleeve.
Preferably, the clamping plate is of a semicircular structure.
Compared with the prior art, the invention has the beneficial effects that:
1. through the arranged screwed pipe clamping mechanism, when in actual use, the electromagnetic chuck is opened, the electromagnetic chuck generates magnetic force when being electrified, the adsorption iron block can be adsorbed, after the adsorption iron block is adsorbed, the clamping plates can be pulled to move through the connecting guide rod to separate the two groups of clamping plates, then the two screwed pipes are respectively inserted between the two clamping plates of the two groups of fixed ring sleeves, then the electromagnetic chuck is closed, the electromagnetic chuck loses magnetic force after being powered off, the adsorption iron block can not be adsorbed again, meanwhile, the clamping plates can recover to the original position under the elasticity of the spring, the screwed pipes can be clamped and fixed, the clamping and fixing of the two screwed pipes can be realized, the linear motor can drive the second sliding seat to move, the two groups of fixed ring sleeves can be driven to move, the end parts of the two screwed pipes can be spliced together, and then the movable plate is controlled to move, make two sets of movable plates support the one end at the screwed pipe respectively, improve the stability of screwed pipe more, then carry out spot welding again and handle, replaced traditional manual operation not enough, not only can reduce workman's intensity of labour, can also realize fixed to the centre gripping of screwed pipe, guaranteed the stability of screwed pipe when the spot welding to also can improve the accurate nature of concatenation between two screwed pipes, thereby can improve the product quality of screwed pipe.
2. When the two groups of clamping plates clamp and fix the threaded pipe, the second air nozzle at one end of one group of clamping plates is inserted into the air nozzle groove at one end of the other group of clamping plates, the two groups of clamping plates can be communicated through the second air nozzle, so that the semicircular cooling cavities in the two groups of clamping plates can form a completed circular cooling cavity, the two groups of clamping plates can be spliced and completed, when spot welding is carried out, cooling liquid in the water storage cavity can be injected into the spliced cooling cavity through a liquid conveying pipe by the operation of a water pump, when the cooling liquid enters the cooling cavity, the heat conducting rod can adsorb heat on the surface of the threaded pipe and then conduct the heat into the cooling liquid, after the cooling liquid adsorbs the heat, the heat can flow back into the water storage cavity from another liquid conveying pipe and then enters the heat exchanger, the heat adsorbed by the cooling liquid can be dissipated, and the annular cooling cavity spliced by the clamping plates, the welding heat of the threaded pipe can be effectively conducted, the influence of welding annealing is reduced, the surface hardness of the threaded pipe is maintained, the mechanical property of a metal workpiece material is ensured, and the like, and the product quality of the thread is improved.
3. Through the arranged movable plate, after the spot welding of the threaded pipes is finished, air can be injected into the first air nozzle through the first air inlet pipe by the operation of the first air compressor, then the air is sprayed into the threaded pipes through the first air nozzle, because the threaded pipes are hollow pipes, after gas enters the threaded pipes, the non-welded end parts of the threaded pipes can be plugged by the movable plate, so that a closed space is formed between the two threaded pipes, meanwhile, the gas pressure sensor can monitor the gas pressure in the threaded pipes in real time, when the gas pressure reaches the maximum value, the first air compressor can be turned off, meanwhile, the gas pressure sensor can also monitor the gas pressure in the threaded pipes in real time, the spot welding effect between the two threaded pipes can be found by observing the gas pressure value in the threaded pipes, if a gap appears in the spot welding, the gas pressure value also becomes small, if the gas pressure value is not convenient, the gap does not appear in, thereby ensuring the air tightness of the threaded pipe and improving the product quality of the threaded pipe.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a side view of the threaded tubular clamping mechanism of the present invention;
FIG. 3 is a front view of the threaded pipe gripping mechanism of the present invention;
FIG. 4 is a schematic structural view of the assembled clamping plates of the present invention;
FIG. 5 is a schematic structural view of the clamping plate of the present invention after being disassembled;
FIG. 6 is an enlarged structural diagram A of the present invention;
FIG. 7 is a schematic view of the internal structure of the water tank of the present invention;
fig. 8 is a schematic diagram of a component frame structure according to the present invention.
In the figure: 1-a base; 2-a frame; 3-guide rail number one; 4-a first sliding seat; 5, moving the board; 6-supporting rods; 7-a gas pressure sensor; 8-guide rail II; 9-a cross beam; 10-a drive box; 11-spot welding machine; 12-a threaded pipe clamping mechanism; 13-a first air nozzle; 14-air inlet pipe number one; 15-air compressor; 16-air compressor number two; 17-a water tank; 18-second slide seat; 19-fixing the ring sleeve; 20-a nozzle; 21-second air inlet pipe; 22-an infusion tube; 23-connecting the guide rod; 24-a clamping plate; 25-a spring; 26-a scaffold; 27-an electromagnetic chuck; 28-adsorption of iron blocks; 29-a cooling chamber; 30-a heat conducting rod; 31-air nozzle groove; 32-second air nozzle; 33-sealing ring; 34-a water storage cavity; 35-a separator; 36-catheter number one; 37-a water pump; 38-catheter number two; 39-heat exchanger.
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.
Example 1:
referring to fig. 1-8, the present invention provides a technical solution: a spot welding device for processing a thin-wall threaded pipe of an air conditioner connecting pipe comprises: the spot welding machine comprises a base 1, a rack 2, a first guide rail 3, a moving plate 5, a second guide rail 8, a spot welding machine 11, a threaded pipe clamping mechanism 12 and a control main board 40.
Wherein, the frame 2 is fixedly arranged at two sides of the top end of the base 1.
The first guide rail 3 is fixedly arranged at the top end of the base 1 and positioned at the inner side of the frame 2.
Wherein, the moving plate 5 is provided with two groups.
Furthermore, the moving plate 5 is of a circular structure, and a rubber pad is adhered to one end of the moving plate 5, so that the sealing performance between the moving plate 5 and the threaded pipe can be improved.
Wherein, No. two guide rail 8 fixed mounting is in frame 2 inner wall surface.
Wherein, screwed pipe fixture 12 is equipped with two sets ofly, screwed pipe fixture 12 includes solid fixed ring cover 19 and water tank 17, both ends fixed mounting has support 26 about solid fixed ring cover 19, there is electromagnetic chuck 27 on support 26 inner wall surface through branch fixed mounting, there is connecting guide 23 at both ends about solid fixed ring cover 19 is inside through axle sleeve slidable mounting, connecting guide 23 one end extends to solid fixed ring cover 19 outside and fixedly connected with adsorbs iron plate 28, connecting guide 23 other end extends to solid fixed ring cover 19 inside and fixedly connected with grip block 24, 24 outer wall both sides fixed mounting of grip block has spring 25, and fixed connection between the spring 25 other end and the solid fixed ring cover 19.
Furthermore, the electromagnetic chuck 27 generates magnetic force when being powered on, so as to adsorb the iron block 28, when the iron block 28 is adsorbed, the clamping plates 24 are pulled by the connecting guide rod 23 to move, so that the two groups of clamping plates 24 are separated, then the two threaded pipes are respectively inserted between the two clamping plates 24 of the two groups of fixed ring sleeves 19, then the electromagnetic chuck 27 is closed, the electromagnetic chuck 27 loses magnetic force after being powered off, the iron block 28 is not adsorbed again, meanwhile, the clamping plates 24 recover to the original position under the elastic force of the spring 25, the threaded pipes can be clamped and fixed, so as to realize the clamping and fixing of the two threaded pipes, the linear motor can drive the second sliding seat 18 to move, so as to drive the two groups of fixed ring sleeves 19 to move, the end parts of the two threaded pipes are spliced together, and then the moving plate 5 is controlled to move, so that the two groups of moving plates 5 respectively abut against one end of the threaded pipe, the stability of the threaded pipe is improved, and then the spot welding treatment is carried out.
The water tank 17 is fixedly installed on one side of the outer wall of the base 1, and the control main board 40 is electrically connected with the electromagnetic chuck 27.
Wherein, still include:
the second sliding seat 18 is fixedly arranged at the bottom end of the bracket 26, and a linear motor is fixedly arranged on the surface of one side of the second sliding seat 18 through a bolt;
wherein, two sets of the threaded pipe clamping mechanisms 12 are slidably arranged outside the first guide rail 3 through a second sliding seat 18.
Further, the linear motor can drive the second sliding seat 18 to move on the first guide rail 3, so that the threaded pipe clamping mechanism 12 can be moved, and when the linear motor stops working, the threaded pipe clamping mechanism 12 can be fixed, and the stability of the threaded pipe is ensured.
Wherein, a cooling cavity 29 is arranged inside the clamping plate 24, heat conducting rods 30 are fixedly arranged inside the cooling cavity 29, nine groups of heat conducting rods 30 are arranged, one end of nine groups of heat conducting rods 30 penetrates through the clamping plate 24 and is stopped on the inner wall surface of the clamping plate 24, one side of the outer wall of the clamping plate 24 is fixedly connected with a transfusion tube 22 through a connector, one end of the clamping plate 24 is fixedly connected with a second air nozzle 32, the other end of the clamping plate 24 is provided with an air nozzle groove 31 matched with a second air nozzle 32, a partition plate 35 is fixedly arranged in the water tank 17, the partition board 35 divides the upper part of the water tank 17 into a water storage cavity 34, the surface of the upper end of the partition board 35 is fixedly provided with a water pump 37, the lower end of the partition 35 is fixedly connected with a heat exchanger 39, a first catheter 36 is fixedly connected between the water inlet end of the heat exchanger 39 and the water storage cavity 34, a second catheter 38 is fixedly connected between the water outlet end of the heat exchanger 39 and the input end of the water pump 37.
The clamping plate 24 is made of red copper, and the heat conducting performance of the clamping plate 24 can be improved.
The heat exchanger 39 can accelerate the heat dissipation efficiency of the cooling liquid, thereby improving the heat absorption efficiency of the cooling liquid to the threaded pipe.
Further, when the two groups of clamping plates 24 clamp and fix the threaded pipe, the second air nozzle 32 at one end of one group of clamping plates 24 is also inserted into the air nozzle groove 31 at one end of the other group of clamping plates 24, so that the two groups of clamping plates 24 can be communicated with each other through the second air nozzle 32, the semicircular cooling cavity 29 inside the two groups of clamping plates 24 can form a completed circular cooling cavity 29, the two groups of clamping plates 24 can be spliced, during spot welding, the water pump 37 works to inject the cooling liquid in the water storage cavity 34 into the spliced cooling cavity 29 through one liquid conveying pipe 22, after the cooling liquid enters the cooling cavity 29, the heat conducting rod 39 can adsorb the heat on the surface of the threaded pipe and then conduct the heat into the cooling liquid, after the cooling liquid adsorbs the heat, the cooling liquid can flow back to the water storage cavity 34 from the other liquid conveying pipe 22 and then enters the heat exchanger 39, and the heat adsorbed by the cooling liquid can be dissipated, the annular cooling cavity 29 formed by splicing the clamping plates 24 can effectively conduct the welding heat of the threaded pipe, reduce the influence of welding annealing, maintain the surface hardness of the threaded pipe, ensure the mechanical properties of metal workpiece materials and the like, and improve the product quality of threads.
Wherein, when clamping and fixing the screwed pipe, the position of the clamping plate 24 is close to the spot welding position of the screwed pipe.
The control main board 40 is electrically connected to the water pump 37.
A cross beam 9 is slidably mounted between the frames 2 through a second guide rail 8, a driving box 10 is slidably mounted on one side of the cross beam 9, and a spot welding machine 11 is fixedly connected to the bottom end of the driving box 10;
the control main board 40 is electrically connected to the driving box 10 and the spot welding machine 11, respectively.
The driving box 10 can drive the spot welding machine 11 to move left and right on the cross beam 9, and meanwhile the spot welding machine 11 can perform spot welding processing on the threaded pipe.
One end of one of the infusion tubes 22 penetrates through the fixed ring sleeve 19 and extends into the water storage cavity 34, and one end of the other infusion tube 22 penetrates through the fixed ring sleeve 19 and is fixedly connected to the output end of the water pump 37.
The infusion tube 22 is a rubber hose, has a good deformation effect, can be bent at will, and does not affect the normal movement of the fixed ring sleeve 19.
Furthermore, a sealing gasket is embedded at the joint of the infusion tube 22 and the fixing ring sleeve 19, so that the sealing performance of the joint of the infusion tube 22 and the fixing ring sleeve 19 can be improved.
Wherein, No. two air cock 32 external mosaic has sealing washer 33.
Further, the sealing ring 33 can improve the sealing performance of connection between the two groups of clamping plates 24, and the leakage of cooling liquid is avoided.
Wherein the clamping plate 24 has a semicircular structure.
Further, the clamping plate 24 can be better attached to the threaded pipe, the stability of clamping the threaded pipe is improved, and meanwhile the threaded pipe cannot be damaged.
Example 2:
referring to fig. 1 and 8, the present invention provides a technical solution: a spot welding device for machining thin-walled threaded pipes of air conditioner connecting pipes is characterized in that a first sliding seat 4 is fixedly installed at the bottom ends of two groups of moving plates 5, a linear motor is fixedly installed at one end of the first sliding seat 4 through a bolt, the first sliding seat 4 is slidably installed outside a first guide rail 3, a gas pressure sensor 7 is fixedly connected to one end, close to an axis, of one group of the moving plates 5 through a support rod 6, a first air nozzle 13 is fixedly connected to one end of the other group of the moving plates 5, a first air compressor 15 is fixedly installed at one end of the outer wall of a base 1 through a bolt, a first air inlet pipe 14 is fixedly connected to the output end of the first air compressor 15, and one end, away from the output end of the first air compressor 15, of the;
wherein, control mainboard 40 respectively with gas pressure sensor 7 and the electric connection between the air compressor machine 15.
Further, the gas pressure sensor 7 is of a model number PT 124G-213.
Wherein the gas pressure sensor 7 is used for detecting the real-time gas pressure in the threaded pipe.
By integrating the above embodiments, after the spot welding of the threaded pipes is finished, the first air compressor can work to inject air into the first air faucet through the first air inlet pipe, and then the air is sprayed into the threaded pipes through the first air faucet, because the threaded pipes are hollow pipes, after the air enters the threaded pipes, the non-welded ends of the threaded pipes can be blocked due to the movable plate, so that a closed space is formed between the two threaded pipes, meanwhile, the air pressure sensor can monitor the air pressure in the threaded pipes in real time, when the air pressure reaches the maximum value, the first air compressor can be turned off, meanwhile, the air pressure sensor can monitor the air pressure in the threaded pipes in real time, the effect of spot welding between the two threaded pipes can be found by observing the air pressure value in the threaded pipes, if a gap occurs in the spot welding, the air pressure value also becomes small, if the air pressure value is not convenient, the gap does not occur in the spot, thereby ensuring the air tightness of the threaded pipe and improving the product quality of the threaded pipe.
Example 3:
referring to fig. 1, fig. 2 and fig. 8, the present invention provides a technical solution: the utility model provides a spot welding device is used in processing of air conditioner connecting pipe thin wall screwed pipe, the cavity has been seted up to fixed ring cover 19 inside, 19 one end fixed surface of fixed ring cover is connected with nozzle 20, and nozzle 20 is equipped with the multiunit, there is No. two air compressor machines 16 on 1 outer wall one side of base through bolt fixed mounting, No. two 16 output end fixedly connected with intake pipe 21 of air compressor machine, and No. two intake pipe 21 are equipped with two, wherein two No. two intake pipe 21 one end difference fixed connection is inside fixed ring cover 19.
Furthermore, the second air inlet pipe 21 is a rubber hose, has a good deformation effect, can be bent at will, and does not affect the normal movement of the fixed ring sleeve 19.
Wherein, electric connection between control mainboard 40 and No. two air compressor machine 16.
Wherein, the air outlets of the plurality of groups of nozzles 20 face the axis of the fixed ring sleeve 19.
Further, it is ensured that the air jetted from the nozzle 20 can be blown to the spot welding portion of the threaded pipe.
Synthesize above embodiment, after spot welding, open No. two air compressors 16, No. two air compressors 16 during operation inject the air into fixed ring cover 19 through No. two intake pipe 21, then outwards spout through multiunit nozzle 20 again, and the spun air can blow to the spot welding department of screwed pipe, can accelerate the air circulation nature of screwed pipe spot welding department, improves the cooling rate of screwed pipe spot welding department to also can blow away the granule that produces when spot welding, have fine clean effect.
In the several embodiments provided in the present invention, it should be understood that the disclosed apparatus may be implemented in other ways. The welding or screwing or winding of the parts to be welded or screwed together as shown or discussed can be assisted by means of devices such as welding torches, screwing with wrenches, etc., and the parts of the device can be made of various materials, such as metal materials, for example, aluminum alloys, steel and copper, by casting or by mechanical stamping.
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.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. The utility model provides an air conditioner connecting pipe thin wall is spot welding device for screwed pipe processing which characterized in that includes:
a base (1);
the rack (2) is fixedly arranged on two sides of the top end of the base (1);
the first guide rail (3) is fixedly arranged at the top end of the base (1) and is positioned at the inner side of the rack (2);
the moving plates (5), two groups of the moving plates (5) are arranged;
the second guide rail (8), the second guide rail (8) is fixedly arranged on the surface of the inner wall of the rack (2);
a spot welder (11);
the threaded pipe clamping mechanisms (12), two groups of the threaded pipe clamping mechanisms (12) are arranged, the threaded pipe clamping mechanism (12) comprises a fixed ring sleeve (19) and a water tank (17), the upper end and the lower end of the fixed ring sleeve (19) are fixedly provided with a bracket (26), the inner wall surface of the bracket (26) is fixedly provided with an electromagnetic chuck (27) through a support rod, the upper end and the lower end of the inside of the fixed ring sleeve (19) are provided with a connecting guide rod (23) in a sliding way through a shaft sleeve, one end of the connecting guide rod (23) extends to the outside of the fixed ring sleeve (19) and is fixedly connected with an adsorption iron block (28), the other end of the connecting guide rod (23) extends into the fixed ring sleeve (19) and is fixedly connected with a clamping plate (24), two sides of the outer wall of the clamping plate (24) are fixedly provided with springs (25), the other end of the spring (25) is fixedly connected with the fixed ring sleeve (19);
a control main board (40);
the water tank (17) is fixedly installed on one side of the outer wall of the base (1), and the control main board (40) is electrically connected with the electromagnetic chuck (27).
2. The spot welding device for processing the thin-walled threaded pipe of the air-conditioning connecting pipe as claimed in claim 1, further comprising:
the second sliding seat (18), the second sliding seat (18) is fixedly installed at the bottom end of the support (26), and a linear motor is fixedly installed on the surface of one side of the second sliding seat (18) through a bolt;
wherein, two groups of the threaded pipe clamping mechanisms (12) are slidably arranged outside the first guide rail (3) through a second sliding seat (18).
3. The spot welding device for processing the thin-wall threaded pipe of the air conditioner connecting pipe as claimed in claim 1, wherein: the cooling cavity (29) is formed in the clamping plate (24), the heat conducting rod (30) is fixedly mounted in the cooling cavity (29), nine groups of heat conducting rods (30) are arranged on the heat conducting rod (30), one ends of the heat conducting rods (30) penetrate through the clamping plate (24) and are stopped on the surface of the inner wall of the clamping plate (24), a liquid conveying pipe (22) is fixedly connected to one side of the outer wall of the clamping plate (24) through a connector, one end of the clamping plate (24) is fixedly connected with a second air nozzle (32), an air nozzle groove (31) matched with the second air nozzle (32) is formed in the other end of the clamping plate (24), a partition plate (35) is fixedly mounted in the water tank (17), the water storage cavity (34) is formed above the water tank (17) by the partition plate (35), a water pump (37) is fixedly mounted on the surface of the upper end of the partition plate (35, a first liquid guide pipe (36) is fixedly connected between the water inlet end of the heat exchanger (39) and the water storage cavity (34), and a second liquid guide pipe (38) is fixedly connected between the water outlet end of the heat exchanger (39) and the input end of the water pump (37);
wherein, the control mainboard (40) is electrically connected with the water pump (37).
4. The spot welding device for processing the thin-wall threaded pipe of the air conditioner connecting pipe as claimed in claim 1, wherein: a cavity is formed in the fixed ring sleeve (19), a nozzle (20) is fixedly connected to the surface of one end of the fixed ring sleeve (19), a plurality of groups of nozzles (20) are arranged, a second air compressor (16) is fixedly mounted on one side of the outer wall of the base (1) through bolts, a second air inlet pipe (21) is fixedly connected to the output end of the second air compressor (16), two air inlet pipes (21) are arranged, and one end of each of the two air inlet pipes (21) is fixedly connected to the inside of the fixed ring sleeve (19);
wherein, the control mainboard (40) is electrically connected with the second air compressor (16).
5. The spot welding device for processing the thin-wall threaded pipe of the air conditioner connecting pipe as claimed in claim 1, wherein: the bottom ends of the two groups of moving plates (5) are fixedly provided with a first sliding seat (4), one end of the first sliding seat (4) is fixedly provided with a linear motor through a bolt, the first sliding seat (4) is slidably arranged outside the first guide rail (3), one end of one group of the moving plates (5) close to the axis is fixedly connected with a gas pressure sensor (7) through a support rod (6), one end of the other group of the moving plates (5) is fixedly connected with a first air nozzle (13), one end of the outer wall of the base (1) is fixedly provided with a first air compressor (15) through a bolt, the output end of the first air compressor (15) is fixedly connected with a first air inlet pipe (14), and one end, far away from the output end of the first air compressor (15), of the first air inlet pipe (14) penetrates through the moving plates (5);
the control main board (40) is electrically connected with the gas pressure sensor (7) and the first air compressor (15) respectively.
6. The spot welding device for processing the thin-wall threaded pipe of the air conditioner connecting pipe as claimed in claim 1, wherein: a cross beam (9) is slidably mounted between the racks (2) through a second guide rail (8), a driving box (10) is slidably mounted on one side of the cross beam (9), and a spot welding machine (11) is fixedly connected to the bottom end of the driving box (10);
the control main board (40) is electrically connected with the driving box (10) and the spot welding machine (11) respectively.
7. The spot welding device for processing the thin-wall threaded pipe of the air conditioner connecting pipe as claimed in claim 3, wherein: one end of one of the infusion tubes (22) penetrates through the fixed ring sleeve (19) and extends into the water storage cavity (34), and one end of the other infusion tube (22) penetrates through the fixed ring sleeve (19) and is fixedly connected to the output end of the water pump (37).
8. The spot welding device for processing the thin-wall threaded pipe of the air conditioner connecting pipe as claimed in claim 3, wherein: and a sealing ring (33) is embedded outside the second air nozzle (32).
9. The spot welding device for processing the thin-wall threaded pipe of the air conditioner connecting pipe as claimed in claim 4, wherein: the air outlets of the plurality of groups of nozzles (20) face to the axis of the fixed ring sleeve (19).
10. The spot welding device for processing the thin-wall threaded pipe of the air conditioner connecting pipe as claimed in claim 1, wherein: the clamping plate (24) is of a semicircular structure.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010092491.2A CN111195766B (en) | 2020-02-14 | 2020-02-14 | Spot welding device is used in processing of air conditioner connecting pipe thin wall screwed pipe |
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| CN202010092491.2A CN111195766B (en) | 2020-02-14 | 2020-02-14 | Spot welding device is used in processing of air conditioner connecting pipe thin wall screwed pipe |
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| CN111195766B CN111195766B (en) | 2021-04-23 |
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| CN113681189A (en) * | 2021-09-02 | 2021-11-23 | 广州思宇雅网络科技有限公司 | Welding equipment with safeguard function |
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|---|---|
| CN111195766B (en) | 2021-04-23 |
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