CN113275778B - Automatic welding device for air inlet pipe joint of air conditioner compressor shell - Google Patents
Automatic welding device for air inlet pipe joint of air conditioner compressor shell Download PDFInfo
- Publication number
- CN113275778B CN113275778B CN202110500260.5A CN202110500260A CN113275778B CN 113275778 B CN113275778 B CN 113275778B CN 202110500260 A CN202110500260 A CN 202110500260A CN 113275778 B CN113275778 B CN 113275778B
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- shell
- joint
- inlet pipe
- bracket
- pipe joint
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Classifications
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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
-
- 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
-
- 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
Abstract
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, which comprises a base, a welding rod and a welding rod, wherein the welding rod is fixedly connected with the welding rod; the bracket is arranged at the position above the base; the shell bracket is used for placing the compressor shell to be welded; the joint pressing device is positioned at the front end of the shell bracket and is used for pressing the placed joint downwards in the vertical direction; the clamping device is arranged above the base and used for transversely clamping the position of the compressor shell; the opening positioning device is arranged on the clamping device and used for positioning the compressor shell; and the welding device is arranged above the bracket and is used for welding the air inlet pipe joint and the compressor shell. The scheme can realize accurate positioning when the air conditioner compressor can be welded with the air inlet pipe joint, and automatic welding can be realized.
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 plays a role of compressing and driving refrigerant in an air conditioner refrigerant loop, and the compressor extracts the refrigerant in a low-pressure area into the compressor through an air inlet pipe and sends the refrigerant to a high-pressure area for cooling and condensing. Whether the compressor can be operated safely depends on whether the pipeline is welded or not.
The welding set of current compressor air inlet pipe joint still relies on the manual work to weld air inlet pipe joint and compressor casing alignment back in welding process most, and artificial operation very big influence production efficiency, in welding process casing and joint produce vibrations easily moreover, lead to weld strength decline, gas pocket increase.
Disclosure of Invention
In order to solve the technical problems, the automatic welding device for the air inlet pipe joint of the air conditioner compressor shell is provided.
In order to achieve the above purpose, the invention adopts the following technical scheme:
an automatic welding device for an air inlet pipe joint of an air conditioner compressor shell comprises,
a base;
the bracket is arranged at the position above the base;
the shell bracket is arranged above the bracket and is used for placing the compressor shell to be welded;
the joint pressing device is arranged above the bracket, is positioned at the front end of the shell bracket and is used for pressing the placed joint downwards 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 bracket, 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 used for positioning the compressor shell;
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 plurality of resilient members,
the bearing sleeve is arranged above the bracket, a supporting plate is arranged in the middle of the bearing sleeve, and a mounting groove is also formed in the bearing sleeve at the rear end of the supporting plate;
the elastic component is arranged in the mounting groove on the bearing sleeve and is used for providing enough resilience force for the air inlet pipe joint;
the joint placing table is arranged above the elastic component and is used for placing an air inlet pipe joint to be welded;
the cylinder mounting frame is arranged above the bearing sleeve and is positioned at the front end of the bearing sleeve abutting plate;
the single-shaft air cylinder is arranged on the inside of the top of the air cylinder mounting frame and is used for providing driving force for the joint pressing device;
and the lower pressing plate is fixedly connected with the working section of the single-shaft air cylinder, one end of the lower pressing plate is in contact with the elastic component, and the lower pressing plate is used for pressing the elastic component.
Preferably, the elastic component comprises an elastic element,
the fixed steel plate is arranged in the mounting groove on the bearing sleeve;
the guide posts are four 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 along the guide column in the vertical direction and is used for installing the joint placing table;
the spring is sleeved on the guide post, one end of the spring is connected with the fixed steel plate, the other end of the spring is connected with the connecting steel plate, and the spring is used for providing resilience force.
Preferably, the clamping means comprises a clamping device,
the linear driving device is arranged above the bracket, is positioned at the front end of the shell bracket and is used for pushing the joint pressing device into the shell of the compressor;
the lateral clamping device is arranged on the base, is positioned at the rear end of the shell bracket, and is used for pushing the working end of the lateral clamping device to be coaxial with the working end of the linear driving device and used for transversely clamping the shell of the compressor.
Preferably, the linear drive means comprises a linear drive,
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, the electric push rod 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 a driving force for the joint pressing device to transversely move;
the first sliding blocks are provided with a pair of first sliding blocks, the pair of first sliding blocks are respectively fixed on two sides of the bearing sleeve, and the first sliding blocks are used for enabling the bearing sleeve to slide along the guide rail.
Preferably, the lateral clamping means comprise a plate,
the sliding rail is arranged on the base;
the second sliding block is matched with the sliding rail and can move along the sliding rail in the horizontal direction;
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 is used for providing driving force;
the screw rod is arranged on the sliding 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 on the movable supporting frame;
the three-jaw finger cylinder is arranged at the front end of the movable supporting frame and is coaxially arranged with the bearing sleeve, and the three-jaw finger cylinder is used for clamping the compressor shell.
Preferably, the opening positioning device comprises:
the second servo motor is arranged at the rear end of the movable supporting 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;
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 is used for welding the welding air inlet pipe joint and the compressor shell.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, through the arranged bearing sleeve, the fixed steel plate, the spring, the guide post, the connecting steel plate, the joint placing table, the cylinder mounting frame, the single-shaft cylinder and the lower pressing plate, the air inlet pipe joint and the opening of the compressor shell are positioned by utilizing the rebound resilience of the spring, so that the cost is reduced.
2. According to the invention, through the arranged guide rail, the electric push rod, the sliding block, the sliding rail, the movable supporting frame, the first servo motor, the screw rod and the three-jaw finger cylinder, the compressor shell can be transversely clamped by the relative movement of the electric push rod and the screw rod sliding table, and meanwhile, the shell can be further clamped by the three-jaw finger cylinder, so that the qualification rate of products is improved.
3. According to the invention, through the second servo motor, the rotating shaft, the spring deformation sensor and the three-jaw finger cylinder, accurate positioning of the compressor shell can be realized.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a perspective view of the joint 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 an elastic assembly according to the present invention;
FIG. 5 is a perspective view of the clamping device of the present invention;
FIG. 6 is a perspective view of a linear drive apparatus of the present invention;
FIG. 7 is a perspective view of a side clamping device of the present invention;
FIG. 8 is a front view of an opening positioning apparatus of the present invention;
fig. 9 is a perspective view of a welding apparatus of the present invention.
The reference numerals in the figures are:
1-a base;
2-a bracket;
3-a housing bracket;
4-joint pressing device; 4 a-a receiving sleeve; 4a 1-a tightening plate; 4a 2-mounting slots; 4 b-an elastic component; 4b 1-fixing the steel plate; 4b 2-spring; 4b 3-guide posts; 4b 4-connecting steel plates; 4 c-a joint placement stage; 4 d-cylinder mounting rack; 4 e-single shaft cylinder; 4 f-a lower press plate;
5-clamping means; 5 a-linear drive means; 5a 1-a guide rail; 5a 2-electric push rod; 5a 3-a first slider; 5 b-lateral clamping means; 5b 1-a slide rail; 5b 2-a second slider; 5b 3-a movable support; 5b 4-a first servomotor; 5b 5-screw rod; 5b 6-three-jaw finger cylinder;
6-opening positioning means; 6 a-a second servo motor; 6 b-a rotating shaft; 6 c-a spring deformation sensor;
7-a welding device; 7 a-a first mechanical arm; 7 b-a second mechanical arm; 7 c-a small direct current motor; 7 d-bonding pads; 7 e-welding gun;
s1, an air inlet pipe joint;
s2-a compressor housing.
Description of the embodiments
The following description is presented to enable one of ordinary skill in the art to make and use the invention. The preferred embodiments in the following description are 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 base 1;
the bracket 2 is arranged above the base 1;
the shell bracket 3 is arranged above the bracket 2, and the shell bracket 3 is used for placing the compressor shell S2 to be welded;
the joint pressing device 4 is arranged above the bracket 2, the joint pressing device 4 is positioned at the front end of the shell bracket 3, and the joint pressing device 4 is used for pressing down the placed joint 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 bracket 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 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 bracket 3 is electrically connected to the clamping device 5. After the device is started, the manipulator places the compressor housing S2 and the air inlet pipe joint S1 in corresponding positions, respectively. When the joint is detected by the joint pressing device 4, the working end of the joint pressing device 4 starts to press the joint in 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 the working state. When the air inlet pipe joint S1 is pressed down, the joint pressing device 4 is horizontally moved along the central surface of the shell bracket 3 by the working end of one side of the clamping device 5, so that the pressed air inlet pipe joint S1 can be placed into the interior of the compressor shell S2. At the same time, the other working section of the clamping device 5 is also moved horizontally along the center plane of the housing bracket 3, and after both working sections of the clamping device 5 contact the compressor housing S2, the compressor housing S2 is fixed in the horizontal direction. After the compressor housing S2 is clamped laterally, the joint hold-down device 4 begins to retract, while the working section of the opening positioning device 6 drives the compressor housing S2 to rotate. When the compressor shell S2 rotates to the opening position upwards, the opening positioning device 6 stops working, and under the action of the joint pressing device 4, the bottom of the air inlet pipe joint S1 is flush with the opening position on the compressor shell S2. 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.
Further:
in order to solve the technical problem of pressing down the air inlet pipe joint S1, as shown in fig. 2 and 3, the following technical schemes are provided:
the joint-pressing device 4 is comprised of,
the support sleeve 4a is arranged above the bracket 2, the middle position of the support sleeve 4a is provided with a supporting plate 4a1, and the support sleeve 4a at the rear end of the supporting plate 4a1 is also provided with a mounting groove 4a2;
an elastic component 4b, the elastic component 4b is installed in the installation groove 4a2 on the receiving sleeve 4a, and the elastic component 4b is used for providing enough resilience force for the air inlet pipe joint S1;
a joint placing table 4c, the joint placing table 4c being installed above the elastic member 4b, the joint placing table 4c being for placing the air intake 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, which abuts against the plate 4a 1;
a uniaxial cylinder 4e, the uniaxial cylinder 4e being mounted on the inside of the top of the cylinder mount 4d, the uniaxial cylinder 4e being configured to provide a driving force for the joint hold-down device 4;
and the lower pressing plate 4f is fixedly connected with the working section of the single-shaft air cylinder 4e, one end of the lower pressing plate 4f is contacted with the elastic component 4b, and the lower pressing plate 4f is used for pressing the elastic component 4b.
Specifically, the uniaxial cylinder 4e is electrically connected to the controller. After the air inlet pipe joint S1 is placed on the joint placing table 4c by the manipulator, the working section of the single-shaft air cylinder 4e drives the lower pressing plate 4f to move downwards along the vertical direction. Thereby driving the elastic component 4b contacting with the lower pressure plate 4f to start compressing, when the compression amount of the elastic component 4b reaches a set value, the single-shaft cylinder 4e is kept still, and meanwhile, the vertical height of the joint placing table 4c also descends along with the compressed elastic component 4b, and then the air inlet pipe joint S1 descends under the action of self gravity.
Further:
in order to solve the technical problem that the elastic component 4b remains stable during compression, as shown in fig. 4, the following technical scheme is provided:
the elastic means 4b are included in the form of a flexible strip,
a fixed steel plate 4b1, the fixed steel plate 4b1 being mounted in a mounting groove 4a2 on the receiving sleeve 4 a;
the guide posts 4b3, the guide posts 4b3 are provided with four, and the guide posts 4b3 are uniformly distributed along the axis of the fixed steel plate 4b 1;
a connection steel plate 4b4, the connection steel plate 4b4 being provided at an upper end of the fixed steel plate 4b1, the connection steel plate 4b4 being movable in a vertical direction along the guide post 4b3, the connection steel plate 4b4 being used for mounting the joint placement table 4c;
and a spring 4b2, wherein the spring 4b2 is sleeved on the guide post 4b3, one end of the spring 4b2 is connected with the fixed steel plate 4b1, the other end of the spring 4b2 is connected with the connecting steel plate 4b4, and the spring 4b2 is used for providing resilience.
Specifically, when the lower pressure 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 intake pipe joint S1 to decrease.
Further:
in order to solve the technical problem that the compressor housing S2 is transversely clamped, as shown in fig. 5, the following technical scheme is provided:
the clamping means 5 are comprised of a single-piece,
the linear driving device 5a, the linear driving device 5a is arranged above the bracket 2, the linear driving device 5a is positioned 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;
the lateral clamping device 5b is arranged 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 shell S2 of the compressor.
Specifically, the linear driving device 5a drives the joint pressing device 4 to move horizontally in the direction of the compressor housing S2, and meanwhile, the working end of the lateral clamping mechanism also moves in the direction of the compressor housing S2, and when both the abutting plate 4a1 on the receiving sleeve 4a pushed by the linear driving device 5a and the working end of the lateral clamping device 5b contact the compressor housing S2, the compressor housing S2 is clamped laterally.
Further:
in order to solve the technical problem of horizontal movement of the pressing device, as shown in fig. 6, the following technical scheme is provided:
the linear driving means 5a are included in the form of a linear drive,
a guide rail 5a1, the guide rail 5a1 is mounted on the bracket 2, and the guide rail 5a1 is positioned at the front end of the housing bracket 3;
the electric push rod 5a2, the electric push rod 5a2 is arranged on the bracket 2, the electric push rod 5a2 is positioned 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 a driving force for the joint pressing device 4 to transversely move;
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 first sliding blocks 5a3 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 bearing sleeve 4a starts to horizontally move under the output of the electric push rod 5a2, and meanwhile, under the action of the sliding block and the guide rail 5a1, the bearing sleeve 4a is ensured not to generate larger deflection in the process of horizontally moving.
Further:
in order to solve the technical problem of the horizontal movement of the lateral clamping device 5b, as shown in fig. 7, the following technical scheme is provided:
the lateral gripping means 5b are comprised of,
a slide rail 5b1, the slide rail 5b1 being mounted 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 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;
a 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 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 on the movable supporting frame 5b 3;
the three-jaw finger cylinder 5b6, the three-jaw finger cylinder 5b6 is arranged at the front end of the movable supporting frame 5b3, and 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.
Specifically, the first servo motor 5b4 is started, the first servo motor 5b4 drives the screw rod 5b5 to rotate, so that the movable supporting frame 5b3 is driven to horizontally move towards the direction of the shell bracket 3, when the three-jaw finger cylinder 5b6 and the abutting plate 4a1 are in 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 upper opening of the compressor shell S2 faces upwards, as shown in fig. 8, the following technical scheme is provided:
the opening positioning device 6 comprises:
the second servo motor 6a is arranged 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;
spring deformation sensor, spring deformation sensor installs in the inside of elastic component 4b.
Specifically, after the compressor housing S2 is transversely clamped, the joint pressing device 4 starts to retract, the top of the placing table is in contact with the inner wall of the compressor housing S2 under the action of the resilience force of the spring 4b2, the second motor starts to drive the three-jaw finger cylinder 5b6 to start rotating, when the compressor housing S2 rotates to the opening facing upwards, the bottom of the air inlet pipe joint S1 is pushed to the position flush with the opening on the compressor housing S2 under the action of the resilience force of the spring 4b2, and after the spring deformation sensor detects the set value of the deformation quantity of the spring 4b2, the spring deformation sensor controls the second servo motor 6a to stop rotating, and at the moment, the air inlet pipe joint S1 and the compressor housing S2 are completely positioned.
Further:
in order to solve the technical problem of automatic welding, as shown in fig. 9, the following technical scheme is provided:
the welding means 7 are comprised of a single-piece,
the first mechanical arm 7a, the first mechanical arm 7a is fixed above the cylinder mounting frame 4 d;
a second robot arm 7b, the second robot arm 7b being movable vertically up and down along the first robot arm 7 a;
a small direct current motor 7c, the small direct current motor 7c being mounted 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 direct current motor 7 c;
and a welding gun 7e, the welding gun 7e being mounted on the welding plate 7d, the welding gun 7e being configured to weld the welding 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 in the vertical direction, and after the second mechanical arm 7b reaches the set position, the small direct current motor 7c starts to drive the welding disk 7d to rotate, so that the welding gun 7e rotates for one circle along the gap between the air inlet pipe joint S1 and the compressor housing S2 to weld.
The working principle of the invention is as follows:
after the device is started, the manipulator respectively places the compressor shell S2 and the air inlet pipe joint S1 at corresponding positions.
And step two, after 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.
And thirdly, after the air inlet pipe joint S1 is pressed down, the joint pressing device 4 is horizontally moved along the central surface of the shell bracket 3 by the working end of one side of the clamping device 5, so that the pressed air inlet pipe joint S1 can be placed into the compressor shell S2.
And step four, the other working section of the clamping device 5 also moves horizontally along the central surface of the shell bracket 3, and after the two working sections of the clamping device are contacted with the compressor shell S2, the compressor shell S2 is fixed in the horizontal direction.
And step five, after the compressor shell S2 is transversely clamped, the joint pressing device 4 starts to retract, and meanwhile, one side working section of the clamping device 5 drives the compressor shell S2 to rotate.
And step six, after the compressor shell S2 rotates to an upward opening position, 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 has shown and described the basic principles, principal 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, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made therein without departing from the spirit and scope of the invention, which is defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. An automatic welding device for an air inlet pipe joint of an air conditioner compressor shell is characterized by comprising,
a base (1);
the bracket (2) is arranged at the upper position of 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 welding;
the joint pressing device (4) is arranged above the bracket (2), the joint pressing device (4) is positioned at the front end of the shell bracket (3), and the joint pressing device (4) is used for pressing down the placed air inlet pipe joint (S1) 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 bracket (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) is arranged on the clamping device (5), and the opening positioning device (6) is used for positioning the compressor shell (S2);
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);
the joint pressing device (4) comprises a joint pressing device,
the support sleeve (4 a) is arranged above the support (2), a supporting plate (4 a 1) is arranged in the middle of the support sleeve (4 a), and a mounting groove (4 a 2) is also formed in the support sleeve (4 a) at the rear end of the supporting plate (4 a 1);
an elastic component (4 b), wherein the elastic component (4 b) is arranged in a mounting groove (4 a 2) on the bearing sleeve (4 a), and the elastic component (4 b) is used for providing enough resilience force for the air inlet pipe joint (S1);
a joint placing table (4 c), wherein the joint placing table (4 c) is arranged above the elastic component (4 b), and the joint placing table (4 c) is used for placing an air inlet pipe joint (S1) to be welded;
the cylinder mounting frame (4 d) is arranged above the bearing sleeve (4 a), and the cylinder mounting frame (4 d) is positioned at the front end of the bearing sleeve (4 a) abutting against the plate (4 a 1);
the single-shaft air cylinder (4 e), the single-shaft air cylinder (4 e) is arranged on the inside of the top of the air cylinder mounting frame (4 d), and the single-shaft air cylinder (4 e) is used for providing driving force for the joint pressing device (4);
the lower pressing plate (4 f) is fixedly connected with the working section of the single-shaft air cylinder (4 e), one end of the lower pressing plate (4 f) is contacted with the elastic component (4 b), and the lower pressing plate (4 f) is used for pressing the elastic component (4 b);
the elastic component (4 b) comprises an elastic component,
a fixed steel plate (4 b 1), wherein the fixed steel plate (4 b 1) is arranged in an installation groove (4 a 2) on the bearing sleeve (4 a);
the guide posts (4 b 3) are arranged in four, and the guide posts (4 b 3) are uniformly distributed along the axis of the fixed steel plate (4 b 1);
the connecting steel plate (4 b 4), the connecting steel plate (4 b 4) is arranged at the upper end of the fixed steel plate (4 b 1), the connecting steel plate (4 b 4) can move along the guide column (4 b 3) in the vertical direction, and the connecting steel plate (4 b 4) is used for installing the joint placing table (4 c);
the spring (4 b 2), the spring (4 b 2) is sleeved on the guide post (4 b 3), one end of the spring (4 b 2) is connected with the fixed steel plate (4 b 1), the other end of the spring (4 b 2) is connected with the connecting steel plate (4 b 4), and the spring (4 b 2) is used for providing resilience force;
and the spring deformation sensor is arranged in the elastic component (4 b).
2. An automatic welding device for the air inlet pipe joint of an air conditioner compressor shell according to claim 1, wherein the clamping device (5) comprises,
the linear driving device (5 a) is arranged above the bracket (2), the linear driving device (5 a) is positioned at the front end of the shell bracket (3), and the linear driving device (5 a) is used for pushing the joint pressing device (4) into the shell (S2) of the compressor;
the lateral clamping device (5 b) is arranged on the base (1), the lateral clamping device (5 b) is positioned at the rear end of the shell bracket (3), the working end of the pushing lateral clamping device (5 b) is coaxial with the working end of the linear driving device (5 a), and the lateral clamping device (5 b) is used for transversely clamping the shell (S2) of the compressor.
3. An automatic welding device for air conditioner compressor housing inlet pipe joint according to claim 2, wherein the linear driving means (5 a) comprises,
the guide rail (5 a 1), the guide rail (5 a 1) is arranged on the bracket (2), and the guide rail (5 a 1) is positioned at the front end of the shell bracket (3);
the electric push rod (5 a 2), the electric push rod (5 a 2) is arranged on the bracket (2), the electric push rod (5 a 2) is positioned at the front end of the guide rail (5 a 1), the working end of the electric push rod (5 a 2) is fixedly connected with the bearing sleeve (4 a), and the electric push rod (5 a 2) is used for providing a driving force for the joint pressing device (4) to transversely move;
the first sliding blocks (5 a 3), the first sliding blocks (5 a 3) are provided with a pair, the pair of first sliding blocks (5 a 3) are respectively fixed on two sides of the bearing sleeve (4 a), and the first sliding blocks (5 a 3) are used for enabling the bearing sleeve (4 a) to slide along the guide rail (5 a 1).
4. An automatic welding device for the air intake pipe joint of an air conditioner compressor housing according to claim 2, wherein the lateral clamping means (5 b) comprises,
a sliding rail (5 b 1), wherein the sliding rail (5 b 1) is arranged on the base (1);
the second sliding block (5 b 2), the second sliding block (5 b 2) is matched with the sliding rail (5 b 1), and the second sliding block (5 b 2) can move along the sliding rail (5 b 1) in the horizontal direction;
the movable support frame (5 b 3), the bottom of the movable support frame (5 b 3) is fixedly connected with the second sliding block (5 b 2), and a threaded hole is formed in the movable support frame (5 b 3);
the first servo motor (5 b 4), the first servo motor (5 b 4) is installed on one side of the sliding rail (5 b 1), the first servo motor (5 b 4) is used for providing driving force;
the screw rod (5 b 5), the screw rod (5 b 5) is installed on the sliding rail (5 b 1), one end of the screw rod (5 b 5) is fixedly connected with the output end of the first servo motor (5 b 4), and the screw rod (5 b 5) is matched with a threaded hole on the movable supporting frame (5 b 3);
the three-jaw finger cylinder (5 b 6), the three-jaw finger cylinder (5 b 6) is arranged at the front end of the movable supporting frame (5 b 3), and the three-jaw finger cylinder (5 b 6) and the bearing sleeve (4 a) are coaxially arranged, and the three-jaw finger cylinder (5 b 6) is used for clamping the compressor shell (S2).
5. An automatic welding device for an air conditioner compressor housing inlet pipe joint according to claim 4, wherein the opening positioning device (6) comprises:
the second servo motor (6 a) is arranged at the rear end of the movable supporting frame (5 b 3), the second servo motor (6 a) and the three-jaw finger cylinder (5 b 6) are coaxially arranged, and the second servo motor (6 a) is used for providing driving force for the opening positioning device (6);
and one end of the rotating shaft (6 b) is fixedly connected with the output end of the second servo motor (6 a), and the other end of the rotating shaft (6 b) is fixedly connected with the three-jaw finger cylinder (5 b 6).
6. An automatic welding device for the air inlet pipe joint of an air conditioner compressor shell according to claim 1, wherein the welding device (7) comprises,
the first mechanical arm (7 a) is fixed above the cylinder mounting frame (4 d);
a second mechanical arm (7 b), the second mechanical arm (7 b) being movable up and down in the vertical direction along the first mechanical arm (7 a);
a small direct current motor (7 c), wherein the small direct current motor (7 c) is arranged on the second mechanical arm (7 b);
the welding disc (7 d) is fixedly connected with the output end of the small direct current motor (7 c);
and a welding gun (7 e), wherein the welding gun (7 e) is arranged on the welding disc (7 d), and the welding gun (7 e) is used for welding the welding air inlet pipe joint (S1) and the compressor shell (S2).
Priority Applications (1)
| 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 |
|---|---|---|---|
| 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 true CN113275778B (en) | 2023-09-22 |
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| CN113275778A (en) | 2021-08-20 |
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