CN113275778A - Automatic welding device for air inlet pipe joint of air condition compressor shell - Google Patents
Automatic welding device for air inlet pipe joint of air condition compressor shell Download PDFInfo
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- CN113275778A CN113275778A CN202110500260.5A CN202110500260A CN113275778A CN 113275778 A CN113275778 A CN 113275778A CN 202110500260 A CN202110500260 A CN 202110500260A CN 113275778 A CN113275778 A CN 113275778A
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- shell
- compressor
- inlet pipe
- air inlet
- pipe joint
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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
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or 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
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/02—Carriages for supporting the welding or cutting element
- B23K37/0252—Steering means
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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
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Compressor (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The invention relates to the field of automatic welding, in particular to an automatic welding device for an air inlet pipe joint of a shell of an air conditioner compressor, which comprises a base, a welding rod and a welding rod, wherein the base is provided with a welding rod hole; the bracket is arranged above the base; the shell bracket is used for placing a compressor shell to be welded; the connector pressing device is positioned at the front end of the shell support and is used for pressing down the placed connector in the vertical direction; the clamping device is arranged above the base and is used for transversely clamping the position of the shell of the compressor; the opening positioning device is arranged on the clamping device and is used for positioning the shell of the compressor; and the welding device is arranged above the bracket and is used for welding the air inlet pipe joint and the compressor shell. According to the scheme, the air conditioner compressor can be accurately positioned when being welded with the air inlet pipe joint, and automatic welding is achieved.
Description
Technical Field
The invention relates to the field of automatic welding, in particular to an automatic welding device for an air inlet pipe joint of an air conditioner compressor shell.
Background
The air conditioner compressor is used for compressing and driving refrigerant in an air conditioner refrigerant circuit, and the compressor pumps the refrigerant in a low-pressure area into the compressor through an air inlet pipe and then sends the refrigerant to a high-pressure area for cooling and condensation. Whether the compressor can safely operate depends on the welding quality of the pipeline.
The existing welding device for the air inlet pipe joint of the compressor mostly depends on manual welding after the air inlet pipe joint and the compressor shell are aligned, the production efficiency is greatly influenced by manual operation, and the shell and the joint are easy to vibrate in the welding process, so that the strength of a welding part is reduced, and air holes are increased.
Disclosure of Invention
In order to solve the technical problem, an automatic welding device for an air inlet pipe joint of a shell of an air conditioner compressor is provided.
In order to achieve the above purposes, the technical scheme adopted by the invention is as follows:
an automatic welding device for an air inlet pipe joint of an air conditioner compressor shell comprises a welding device,
a base;
the bracket is arranged above the base;
the shell support is arranged above the support and used for placing a compressor shell to be welded;
the connector pressing device is arranged above the bracket and is positioned at the front end of the shell bracket, and the connector pressing device is used for pressing down the placed connector in the vertical direction;
the clamping device is arranged above the base, two working sections of the clamping device are respectively arranged on two sides of the shell support, and the clamping device is used for transversely clamping the position of the shell of the compressor;
the opening positioning device is arranged on the clamping device and is used for positioning the shell of the compressor;
and the welding device is arranged above the bracket and is used for welding the air inlet pipe joint and the compressor shell.
Preferably, the joint depressing means comprises a spring,
the bearing sleeve is arranged above the bracket, a pressing plate is arranged in the middle of the bearing sleeve, an installation groove is also formed in the bearing sleeve at the rear end of the pressing plate, and the bearing sleeve is used for installing parts of the joint pressing device;
the elastic component is arranged in the mounting groove on the bearing sleeve and used for providing enough resilience force for the air inlet pipe joint;
the joint placing table is arranged above the elastic assembly and used for placing an air inlet pipe joint to be welded;
the cylinder mounting rack is arranged above the bearing sleeve and is positioned at the front end of the bearing sleeve abutting plate;
the single-shaft cylinder is arranged on the inner part of the top of the cylinder mounting frame and used for providing driving force for the joint pressing-down device;
the lower pressing plate is fixedly connected with the working section of the single-shaft cylinder, one end of the lower pressing plate is in contact with the elastic assembly, and the lower pressing plate is used for pressing the elastic assembly.
Preferably, the resilient member comprises a resilient member comprising,
the fixed steel plate is arranged in the mounting groove on the bearing sleeve;
four guide posts are arranged and are uniformly distributed along the axis of the fixed steel plate;
the connecting steel plate is arranged at the upper end of the fixed steel plate, can move in the vertical direction along the guide column and is used for installing the joint placing table;
the spring, the spring is equipped with the lead screw, and the spring housing is on the guide post, and the one end and the fixed steel sheet of spring are connected, and the other end and the connecting plate of spring are connected, and the spring is used for providing the resilience force.
Preferably, the clamping means comprise a clamping device comprising,
the linear driving device is arranged above the bracket and is positioned at the front end of the shell bracket, and the linear driving device is used for pushing the joint pressing device into the shell of the compressor;
the lateral clamping device is arranged on the base and is positioned at the rear end of the shell support, the working end of the pushing lateral clamping device is coaxial with the working end of the linear driving device, and the lateral clamping device is used for transversely clamping the compressor shell.
Preferably, the linear driving means comprises a linear motor,
the guide rail is arranged on the bracket and is positioned at the front end of the shell bracket;
the electric push rod is arranged on the bracket and is positioned at the front end of the guide rail, the working end of the electric push rod is fixedly connected with the bearing sleeve, and the electric push rod is used for providing driving force for the transverse movement of the joint pressing device;
the first sliding blocks are provided with a pair of first sliding blocks which are respectively fixed on two sides of the bearing sleeve, and the sliding blocks are used for enabling the bearing sleeve to slide along the guide rail.
Preferably, the lateral clamping means comprise a clamping device,
the sliding rail is arranged on the base;
the second sliding block is matched with the sliding rail and can move in the horizontal direction along the sliding rail;
the bottom of the movable support frame is fixedly connected with the second sliding block, and a threaded hole is formed in the movable support frame;
the first servo motor is arranged on one side of the sliding rail and used for providing driving force;
the screw rod is arranged on the slide rail, one end of the screw rod is fixedly connected with the output end of the first servo motor, and the screw rod is matched with the threaded hole in the support frame;
the three-jaw finger cylinder is arranged at the front end of the movable support frame and is coaxially arranged with the bearing sleeve, and the three-jaw finger cylinder is used for clamping a shell of the compressor.
Preferably, the opening positioning device comprises;
the second servo motor is arranged at the rear end of the movable support frame and is coaxially arranged with the three-jaw finger cylinder, and the second servo motor is used for providing driving force for the opening positioning device;
one end of the rotating shaft is fixedly connected with the output end of the second servo motor, and the other end of the rotating shaft is fixedly connected with the three-jaw finger cylinder;
and the spring deformation sensor is arranged in the elastic component.
Preferably, the welding device comprises a welding device,
the first mechanical arm is fixed above the cylinder mounting frame;
the second mechanical arm can move up and down along the first mechanical arm in the vertical direction;
the small direct current motor is arranged on the second mechanical arm;
the welding disc is fixedly connected with the output end of the small direct current motor;
and the welding gun is arranged on the welding disc and used for welding the welding gas inlet pipe joint and the compressor shell.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the air inlet pipe joint and the opening of the compressor shell are positioned by the resilience of the spring through the bearing sleeve, the fixed steel plate, the spring, the guide post, the connecting steel plate, the joint placing table, the air cylinder mounting frame, the single-shaft air cylinder and the lower pressing plate, so that the cost is reduced.
2. According to the invention, through the arrangement of the guide rail, the electric push rod, the slide block, the slide rail, the movable support frame, the first servo motor, the screw rod and the three-jaw finger cylinder, the compressor shell can be transversely clamped through the relative movement of the electric push rod and the screw rod sliding table, and meanwhile, the shell can be further clamped through the three-jaw finger cylinder, so that the qualified rate of products is improved.
3. According to the invention, the second servo motor, the rotating shaft, the spring deformation sensor and the three-jaw finger cylinder are arranged, so that the shell of the compressor can be accurately positioned.
Drawings
FIG. 1 is a first perspective view of the present invention;
FIG. 2 is a perspective view of the splice hold-down device of the present invention;
FIG. 3 is an exploded perspective view of FIG. 2 of the present invention;
FIG. 4 is a perspective view of the spring assembly of the present invention;
FIG. 5 is a perspective view of the clamping device of the present invention;
FIG. 6 is a perspective view of the linear drive of the present invention;
FIG. 7 is a perspective view of the lateral clamping device of the present invention;
FIG. 8 is a front view of the opening positioning device of the present invention;
fig. 9 is a perspective view of a welding apparatus of the present invention.
The reference numbers in the figures are:
1-a base;
2-a scaffold;
3-a housing support;
4-a joint hold-down device; 4 a-a socket sleeve; 4a 1-retention plate; 4a 2-mounting groove; 4 b-an elastic component; 4b 1-fixed steel plate; 4b 2-spring; 4b 3-guide post; 4b 4-connecting steel plate; 4 c-joint placement table; 4 d-a cylinder mounting bracket; 4 e-single axis cylinder; 4 f-a lower platen;
5-a clamping device; 5 a-linear drive means; 5a 1-guide rail; 5a 2-electric push rod; 5a3 — first slider; 5 b-lateral clamping means; 5b 1-slide; 5b2 — second slider; 5b 3-Movable support; 5b4 — first servomotor; 5b 5-lead screw; 5b 6-three-jaw finger cylinder;
6-opening positioning means; 6 a-a second servomotor; 6 b-a rotating shaft; 6 c-spring deformation sensor;
7-a welding device; 7 a-a first robot arm; 7 b-a second mechanical arm; 7 c-a small direct current motor; 7 d-a bonding pad; 7 e-a welding gun;
s1-air inlet pipe joint;
s2-compressor shell.
Detailed Description
The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.
In order to solve the technical problem of welding the air inlet pipe joint S1 of the air conditioner compressor shell S2, as shown in FIG. 1, the following technical scheme is provided:
an automatic welding device for an air inlet pipe joint of an air conditioner compressor shell comprises a welding device,
a base 1;
the bracket 2 is arranged above the base 1;
the shell bracket 3, the shell bracket 3 is arranged above the bracket 2, and the shell bracket 3 is used for placing a compressor shell S2 to be welded;
the connector pressing device 4 is arranged above the support 2, the connector pressing device 4 is arranged at the front end of the shell support 3, and the connector pressing device 4 is used for pressing down the placed connector in the vertical direction;
the clamping device 5 is arranged above the base 1, two working sections of the clamping device 5 are respectively arranged on two sides of the shell support 3, and the clamping device 5 is used for transversely clamping the position of the compressor shell S2;
an opening positioning device 6, wherein the opening positioning device 6 is arranged on the clamping device 5, and the opening positioning device 6 is used for positioning the compressor shell S2;
and a welding device 7, wherein the welding device 7 is arranged above the bracket 2, and the welding device 7 is used for welding the air inlet pipe joint S1 and the compressor shell S2.
In particular, the housing support 3 is electrically connected to the clamping device 5. After the device is started, the manipulator puts the compressor housing S2 and the air inlet pipe joint S1 into corresponding positions respectively. When the joint pressing device 4 detects the joint, the working end of the joint pressing device 4 starts to press the joint down in the vertical direction, and after the vertical height of the air inlet pipe joint S1 is compressed to the set position, the joint pressing device 4 keeps working. When the air inlet pipe connector S1 is pressed down, the working end of the clamping device 5 moves the connector pressing device 4 horizontally along the central plane of the shell bracket 3, so that the pressed air inlet pipe connector S1 can be placed inside the compressor shell S2. While the other side working segment of the clamping means 5 is also horizontally moved along the central plane of the shell bracket 3, the compressor shell S2 is fixed in the horizontal direction after both working segments of the clamping means 5 contact the compressor shell S2. After the compressor housing S2 is laterally clamped, the joint depressor 4 begins to retract, and the working segment of the split positioning device 6 causes the compressor housing S2 to rotate. When the compressor housing S2 is rotated to the open position upward, the operation of the opening positioning device 6 is stopped, and the bottom of the air inlet pipe joint S1 is flush with the open position on the compressor housing S2 under the action of the joint depressing device 4. After the positions of the air inlet pipe joint S1 and the compressor housing S2 are positioned, the working section of the welding device 7 starts to work until the air inlet pipe joint S1 and the compressor housing S2 are completely welded, and the manipulator takes out the compressor housing S2.
Further:
in order to solve the technical problem of the downward pressing of the air inlet pipe joint S1, as shown in FIGS. 2 and 3, the following technical solutions are provided:
the joint press-down device 4 comprises a pressing device,
the bearing sleeve 4a is arranged above the bracket 2, a pressing plate 4a1 is arranged in the middle of the bearing sleeve 4a, an installation groove 4a2 is also arranged on the bearing sleeve 4a at the rear end of the pressing plate 4a1, and the bearing sleeve 4a is used for installing all parts of the joint pressing device 4;
the elastic component 4b, the elastic component 4b is installed in the installation groove 4a2 on the bearing sleeve 4a, the elastic component 4b is used for providing sufficient resilience for the air inlet pipe joint S1;
the joint placing table 4c is arranged above the elastic component 4b, and the joint placing table 4c is used for placing an air inlet pipe joint S1 to be welded;
the cylinder mounting frame 4d is arranged above the bearing sleeve 4a, and the cylinder mounting frame 4d is positioned at the front end of the bearing sleeve 4a abutting against the plate 4a 1;
the single-shaft cylinder 4e is mounted on the inner portion of the top of the cylinder mounting frame 4d, and the single-shaft cylinder 4e is used for providing driving force for the joint pressing device 4;
the lower pressing plate 4f is fixedly connected with the working section of the single-shaft cylinder 4e, one end of the lower pressing plate 4f is in contact with the elastic component 4b, and the lower pressing plate 4f is used for pressing the elastic component 4 b.
Specifically, the single-shaft cylinder 4e is electrically connected to the controller. After the manipulator puts the air inlet pipe joint S1 on the joint placing frame, the working section of the single-shaft cylinder 4e drives the lower pressing plate 4f to move downward in the vertical direction. Thereby drive the elastic component 4b with the contact of holding down plate 4f and begin the compression, after the compressive capacity of elastic component 4b reached the setting value, unipolar cylinder 4e kept motionless, and the vertical height that connects simultaneously and place platform 4c also descends along with the elastic component 4b that compresses, then intake pipe joint S1 highly descends under the effect of self gravity.
Further:
in order to solve the technical problem of maintaining the stability of the elastic component 4b during compression, as shown in fig. 4, the following technical solutions are provided:
the elastic member 4b is comprised of,
the fixed steel plate 4b1, the fixed steel plate 4b1 is installed in the installation groove 4a2 on the bearing sleeve 4 a;
four guide posts 4b3 and four guide posts 4b3 are arranged, and the guide posts 4b3 are uniformly distributed along the axis of the fixed steel plate 4b 1;
a connecting steel plate 4b4, the connecting steel plate 4b4 being provided at the upper end of the fixing steel plate 4b1, the connecting steel plate 4b4 being movable in the vertical direction along the guide post 4b3, the connecting steel plate serving to mount the splice placement table 4 c;
the spring 4b2, the spring 4b2 are equipped with lead screw 5b5, and spring 4b2 overlaps on the guide post 4b3, and the one end of spring 4b2 is connected with fixed steel sheet 4b1, and the other end of spring 4b2 is connected with connecting steel sheet 4b4, and spring 4b2 is used for providing the resilience force.
Specifically, when the lower pressing plate 4f drives the connecting steel plate 4b4 to move downward, the spring 4b2 is compressed, which in turn causes the vertical height of the air inlet pipe connector S1 to decrease.
Further:
in order to solve the technical problem that the compressor shell S2 is transversely clamped, as shown in fig. 5, the following technical solutions are provided:
the clamping means 5 are comprised of a clamping device,
a linear driving device 5a, the linear driving device 5a is arranged above the bracket 2, the linear driving device 5a is arranged at the front end of the shell bracket 3, and the linear driving device 5a is used for pushing the joint pressing device 4 into the compressor shell S2;
and the lateral clamping device 5b is installed on the base 1, the lateral clamping device 5b is arranged at the rear end of the shell bracket 3, the working end of the pushing lateral clamping device 5b is coaxial with the working end of the linear driving device 5a, and the lateral clamping device 5b is used for transversely clamping the compressor shell S2.
Specifically, the linear driving device 5a drives the joint pressing device 4 to move horizontally toward the compressor housing S2, and simultaneously, the working end of the lateral clamping mechanism also moves toward the compressor housing S2, so that when the pressing plate 4a1 on the receiving sleeve 4a pushed by the linear driving device 5a and the working end of the lateral clamping device 5b both contact the compressor housing S2, the compressor housing S2 is clamped transversely.
Further:
in order to solve the technical problem of horizontal movement of the pressing device, as shown in fig. 6, the following technical solutions are provided:
the linear drive means 5a comprise a linear drive,
rail 5a1, rail 5a1 mounted on frame 2, and rail 5a1 at the front end of housing frame 3;
the electric push rod 5a2 is characterized in that the electric push rod 5a2 is installed on the bracket 2, the electric push rod 5a2 is located at the front end of the guide rail 5a1, the working end of the electric push rod 5a2 is fixedly connected with the receiving sleeve 4a, and the electric push rod 5a2 is used for providing driving force for the transverse movement of the joint pressing device 4;
the first slide blocks 5a3, the first slide blocks 5a3 are provided with a pair, the pair of first slide blocks 5a3 are respectively fixed on two sides of the receiving sleeve 4a, and the slide blocks are used for enabling the receiving sleeve 4a to slide along the guide rail 5a 1.
Specifically, the electric push rod 5a2 is started, the receiving sleeve 4a starts to move horizontally under the output of the electric push rod 5a2, and meanwhile, under the action of the sliding block and the guide rail 5a1, the receiving sleeve 4a is ensured not to generate large deviation in the horizontal moving process.
Further:
in order to solve the technical problem of horizontal movement of the lateral clamping device 5b, as shown in fig. 7, the following technical solutions are provided:
the lateral clamping means 5b comprise a lateral clamping device,
the slide rail 5b1, the slide rail 5b1 is installed on the base 1;
the second sliding block 5b2, the second sliding block 5b2 is matched with the sliding rail 5b1, and the second sliding block 5b2 can move along the sliding rail 5b1 in the horizontal direction;
the bottom of the movable support frame 5b3, the bottom of the movable support frame 5b3 is fixedly connected with the second sliding block 5b2, and a threaded hole is formed in the movable support frame 5b 3;
the first servo motor 5b4, the first servo motor 5b4 is installed at one side of the sliding rail 5b1, the first servo motor 5b4 is used for providing driving force;
the screw rod 5b5 is characterized in that the screw rod 5b5 is installed on the sliding rail 5b1, one end of the screw rod 5b5 is fixedly connected with the output end of the first servo motor 5b4, and the screw rod 5b5 is matched with a threaded hole in the supporting frame;
three-jaw finger cylinder 5b6, three-jaw finger cylinder 5b6 set at the front end of movable support frame 5b3, and three-jaw finger cylinder 5b6 set coaxially with adapting sleeve 4a, three-jaw finger cylinder 5b6 is used to clamp compressor housing S2.
Specifically, the first servo motor 5b4 is started, the first servo motor 5b4 drives the screw rod 5b5 to rotate, so as to drive the movable support frame 5b3 to horizontally move towards the direction of the shell support 3, when the three-jaw finger cylinder 5b6 and the abutting plate 4a1 both contact with the compressor shell S2, the first servo motor 5b4 stops working, and meanwhile, the three-jaw finger cylinder 5b6 starts working to clamp the compressor shell S2.
Further:
in order to solve the technical problem that the opening of the compressor shell S2 faces upwards, as shown in FIG. 8, the following technical solutions are provided:
the opening positioning device 6 comprises;
the second servo motor 6a, the second servo motor 6a is installed at the rear end of the movable supporting frame 5b3, and the second servo motor 6a and the three-jaw finger cylinder 5b6 are coaxially arranged, the second servo motor 6a is used for providing driving force for the opening positioning device 6;
one end of the rotating shaft 6b is fixedly connected with the output end of the second servo motor 6a, and the other end of the rotating shaft 6b is fixedly connected with the three-jaw finger cylinder 5b 6;
the spring 4b2 deformation sensor and the spring 4b2 deformation sensor are installed inside the elastic component 4 b.
Specifically, when the compressor housing S2 is clamped laterally, the joint pressing device 4 starts to retract, the top of the placing table contacts the inner wall of the compressor housing S2 under the resilient force of the spring 4b2, the second motor starts to drive the three-jaw finger cylinder 5b6 to rotate, when the compressor housing S2 rotates to the opening facing upward, the bottom of the air inlet pipe joint S1 is pushed up to the position flush with the opening of the compressor housing S2 under the resilient force of the spring 4b2, the deformation sensor of the spring 4b2 detects the set deformation of the spring 4b2, the deformation sensor of the spring 4b2 controls the second servomotor 6a to stop rotating, and the air inlet pipe joint S1 and the compressor housing S2 are positioned completely.
Further:
in order to solve the technical problem of automatic welding, as shown in fig. 9, the following technical solutions are provided:
the welding device 7 comprises a welding device which comprises a welding device,
the first mechanical arm 7a, the first mechanical arm 7a is fixed above the cylinder mounting rack 4 d;
a second robot arm 7b, the second robot arm 7b being movable up and down in the vertical direction along the first robot arm 7 a;
the small direct current motor 7c, the small direct current motor 7c is installed on the second mechanical arm 7 b;
the welding disc 7d is fixedly connected with the output end of the small direct current motor 7 c;
and a welding torch 7e, the welding torch 7e being mounted on the welding disk 7d, the welding torch 7e being configured to weld the welding inlet pipe joint S1 and the compressor housing S2.
Specifically, after the air inlet pipe joint S1 and the compressor housing S2 are completely positioned, the second mechanical arm 7b starts to move downward along the vertical direction, and after the second mechanical arm 7b reaches the set position, the small-sized dc motor 7c starts to drive the welding disk 7d to rotate, so that the welding gun 7e performs welding along a circle of rotation of the gap between the air inlet pipe joint S1 and the compressor housing S2.
The working principle of the invention is as follows:
step one, after the device is started, the mechanical arm respectively puts the compressor shell S2 and the air inlet pipe joint S1 into corresponding positions.
And step two, when the joint pressing device 4 detects the joint, the working end of the joint pressing device 4 starts to press the joint downwards along the vertical direction, and after the vertical height of the air inlet pipe joint S1 is compressed to a set position, the joint pressing device 4 keeps a working state.
Step three, when the air inlet pipe joint S1 is pressed down, the working end on one side of the clamping device 5 moves the joint pressing device 4 horizontally along the central plane of the shell bracket 3, so that the pressed air inlet pipe joint S1 can be placed inside the compressor shell S2.
Step four, while the other working segment of the clamping device 5 is also horizontally moved along the central plane of the shell bracket 3, after both working segments of the pressing device contact the compressor shell S2, the compressor shell S2 is fixed in the horizontal direction.
And step five, after the compressor housing S2 is transversely clamped, the joint pressing device 4 starts to retract, and simultaneously one working section of the clamping device 5 drives the compressor housing S2 to rotate.
And step six, when the compressor shell S2 rotates to the opening position upwards, the function of the clamping device 5 stops working, and the bottom of the air inlet pipe joint S1 is flush with the opening position on the compressor shell S2 under the action of the joint pressing device 4.
And step seven, after the positions of the air inlet pipe joint S1 and the compressor shell S2 are positioned, the working section of the welding device 7 starts to work until the air inlet pipe joint S1 and the compressor shell S2 are completely welded, and the manipulator takes out the compressor shell S2.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. An automatic welding device for a shell air inlet pipe joint of an air conditioner compressor is characterized by comprising a welding device,
a base (1);
the bracket (2), the bracket (2) is arranged above the base (1);
the shell support (3), the shell support (3) is set up above the support (2), the shell support (3) is used for placing the compressor shell (S2) that needs to be welded;
the connector pressing device (4), the connector pressing device (4) is arranged above the support (2), the connector pressing device (4) is located at the front end of the shell support (3), and the connector pressing device (4) is used for pressing down the placed connector in the vertical direction;
the clamping device (5) is arranged above the base (1), two working sections of the clamping device (5) are respectively arranged on two sides of the shell support (3), and the clamping device (5) is used for transversely clamping the position of the shell (S2) of the compressor;
the opening positioning device (6), the opening positioning device (6) is arranged on the clamping device (5), and the opening positioning device (6) is used for positioning the compressor shell (S2);
and the welding device (7), the welding device (7) is arranged above the bracket (2), and the welding device (7) is used for welding the air inlet pipe joint (S1) and the compressor shell (S2).
2. The automatic welding device for the air inlet pipe joint of the shell of the air conditioner compressor as claimed in claim 1, wherein the joint pressing device (4) comprises,
the bearing sleeve (4a) is arranged above the bracket (2), a pressing plate (4a1) is arranged in the middle of the bearing sleeve (4a), an installation groove (4a2) is also formed in the bearing sleeve (4a) at the rear end of the pressing plate (4a1), and the bearing sleeve (4a) is used for installing all parts of the joint pressing device (4);
the elastic component (4b), the elastic component (4b) is installed in the installation groove (4a2) on the bearing sleeve (4a), and the elastic component (4b) is used for providing sufficient resilience for the air inlet pipe joint (S1);
the joint placing table (4c), the joint placing table (4c) is installed above the elastic component (4b), and the joint placing table (4c) is used for placing the air inlet pipe joint (S1) to be welded;
the cylinder mounting rack (4d) is mounted above the bearing sleeve (4a), and the cylinder mounting rack (4d) is positioned at the front end of the bearing sleeve (4a) abutting against the plate (4a 1);
the single-shaft cylinder (4e), the single-shaft cylinder (4e) is installed on the top inside of the cylinder mounting frame (4d), and the single-shaft cylinder (4e) is used for providing driving force for the joint pressing device (4);
the lower pressing plate (4f) is fixedly connected with the working section of the single-shaft cylinder (4e), one end of the lower pressing plate (4f) is in contact with the elastic component (4b), and the lower pressing plate (4f) is used for pressing the elastic component (4 b).
3. The automatic welding device of the air inlet pipe joint of the shell of the air conditioner compressor as claimed in claim 2, characterized in that the elastic component (4b) comprises,
the fixed steel plate (4b1), the fixed steel plate (4b1) is installed in the installation groove (4a2) on the bearing sleeve (4 a);
four guide posts (4b3) are arranged, and the guide posts (4b3) are uniformly distributed along the axis of the fixed steel plate (4b 1);
a connecting steel plate (4b4), the connecting steel plate (4b4) being provided at an upper end of the fixing steel plate (4b1), the connecting steel plate (4b4) being movable in a vertical direction along the guide post (4b3), the linking steel plate being used to mount the splice placement table (4 c);
spring (4b2), spring (4b2) are equipped with lead screw (5b5), and spring (4b2) cover is on guide post (4b3), and the one end and the fixed steel sheet (4b1) of spring (4b2) are connected, and the other end and the connecting steel sheet (4b4) of spring (4b2) are connected, and spring (4b2) are used for providing the resilience force.
4. The automatic welding device for the air inlet pipe joint of the shell of the air conditioner compressor as claimed in claim 3, characterized in that the clamping device (5) comprises,
the linear driving device (5a), the linear driving device (5a) is arranged above the bracket (2), the linear driving device (5a) is arranged at the front end of the shell bracket (3), and the linear driving device (5a) is used for pushing the joint pressing device (4) into the shell (S2) of the compressor;
the lateral clamping device (5b) is installed on the base (1), the lateral clamping device (5b) is located at the rear end of the shell support (3), the working end of the pushing lateral clamping device (5b) is coaxial with the working end of the linear driving device (5a), and the lateral clamping device (5b) is used for transversely clamping the compressor shell (S2).
5. The automatic welding device of the air inlet pipe joint of the shell of the air conditioner compressor as claimed in claim 4, characterized in that the linear driving device (5a) comprises,
the guide rail (5a1), the guide rail (5a1) is installed on the bracket (2), and the guide rail (5a1) is arranged at the front end of the housing bracket (3);
the electric push rod (5a2), the electric push rod (5a2) is installed on the bracket (2), the electric push rod (5a2) is located at the front end of the guide rail (5a1), the working end of the electric push rod (5a2) is fixedly connected with the bearing sleeve (4a), and the electric push rod (5a2) is used for providing driving force for the transverse movement of the joint pressing device (4);
the first sliding blocks (5a3), the first sliding blocks (5a3) are provided with a pair, the pair of first sliding blocks (5a3) are respectively fixed at two sides of the receiving sleeve (4a), and the sliding blocks are used for enabling the receiving sleeve (4a) to slide along the guide rail (5a 1).
6. Automatic welding device of air-conditioning compressor shell air inlet pipe joint according to claim 4, characterized in that the lateral clamping device (5b) comprises,
the sliding rail (5b1), the sliding rail (5b1) is installed on the base (1);
the second sliding block (5b2), the second sliding block (5b2) is matched with the sliding rail (5b1), and the second sliding block (5b2) can move along the sliding rail (5b1) in the horizontal direction;
the bottom of the movable support frame (5b3) is fixedly connected with the second sliding block (5b2), and a threaded hole is formed in the movable support frame (5b 3);
the first servo motor (5b4), the first servo motor (5b4) is installed at one side of the sliding rail (5b1), and the first servo motor (5b4) is used for providing driving force;
the screw rod (5b5), the screw rod (5b5) is installed on the slide rail (5b1), one end of the screw rod (5b5) is fixedly connected with the output end of the first servo motor (5b4), and the screw rod (5b5) is matched with a threaded hole on the supporting frame;
the three-jaw finger cylinder (5b6), the three-jaw finger cylinder (5b6) is arranged at the front end of the movable supporting frame (5b3), the three-jaw finger cylinder (5b6) and the bearing sleeve (4a) are coaxially arranged, and the three-jaw finger cylinder (5b6) is used for clamping the compressor shell (S2).
7. The automatic welding device for the air inlet pipe joint of the shell of the air conditioner compressor as claimed in claim 6, wherein the opening positioning device (6) comprises;
the second servo motor (6a), the second servo motor (6a) is installed at the rear end of the movable supporting frame (5b3), the second servo motor (6a) and the three-jaw finger cylinder (5b6) are coaxially arranged, and the second servo motor (6a) is used for providing driving force for the opening positioning device (6);
one end of the rotating shaft (6b) is fixedly connected with the output end of the second servo motor (6a), and the other end of the rotating shaft (6b) is fixedly connected with the three-jaw finger cylinder (5b 6);
and the spring (4b2) deformation sensor is arranged in the elastic component (4b), and the spring (4b2) deformation sensor is arranged in the elastic component (4 b).
8. The automatic welding device for the air inlet pipe joint of the shell of the air conditioner compressor as claimed in claim 2, characterized in that the welding device (7) comprises,
the first mechanical arm (7a), the first mechanical arm (7a) is fixed above the cylinder mounting rack (4 d);
a second robot arm (7b), the second robot arm (7b) being movable up and down in the vertical direction along the first robot arm (7 a);
the small direct current motor (7c), the small direct current motor (7c) is installed on the second mechanical arm (7 b);
the welding disc (7d), the welding disc (7d) is fixedly connected with the output end of the small-sized direct current motor (7 c);
and a welding torch (7e), the welding torch (7e) being mounted on the welding disk (7d), the welding torch (7e) being configured to weld the welding intake pipe joint (S1) and the compressor housing (S2).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110500260.5A CN113275778B (en) | 2021-05-08 | 2021-05-08 | Automatic welding device for air inlet pipe joint of air conditioner compressor shell |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110500260.5A CN113275778B (en) | 2021-05-08 | 2021-05-08 | Automatic welding device for air inlet pipe joint of air conditioner compressor shell |
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| CN113275778B CN113275778B (en) | 2023-09-22 |
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| CN113275778B (en) | 2023-09-22 |
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