Positioning device for welding assembly

Abstract

The invention provides a positioning device for welding assembly, and relates to the technical field of air conditioning unit shell welding positioning devices.An annular groove is formed in the top end face of a base and is a guide groove, and the problem that an existing positioning device cannot achieve quick splicing and positioning operation on an air conditioning unit shell during positioning operation, so that the positioning efficiency is high is solved. In the prior art, only two accessories can be positioned and welded during single splicing and welding, so that the welding angle of the current accessory cannot be directly adjusted during welding, and limitation exists. The gear and the gear arranged on the outer side of the base body are in meshing transmission to drive the suction cup and the shell adsorbed to the outer side of the suction cup to conduct synchronous rotating adjustment, and through the design, traditional welding operation can be replaced; the problem that the outer shell is prone to colliding with a body of a welding structure due to the fact that the outer shell is lack of an effective positioning structure due to the fact that the outer shell needs to be manually moved to rotate around the welding mechanism is solved.

Description

Technical Field

[0001] The invention relates to the technical field of welding positioning devices for air conditioner unit shells, and in particular to a positioning device for welding assembly. Background Art

[0002] The combined air-conditioning unit is an air-handling equipment assembled from various air-handling functional sections. When processing the outer shell, in order to ensure that the processing can be more stable, in addition to the bolt assembly method, the welding processing method is also used to splice and weld the outer shell of the air-conditioning unit. When welding the outer shell of the air-conditioning unit, in order to make the welding more stable, a corresponding positioning device is generally required to carry out load-bearing positioning of the outer shell of the current air-conditioning unit. However, the existing positioning device cannot realize the rapid splicing and positioning operation of the outer shell of the air-conditioning unit when positioning the outer shell. Often, only two accessories can be positioned and welded in a single splicing welding, which makes it impossible to intuitively adjust the welding angle of the current accessories during welding, which has limitations.

[0003] In view of this, the existing structure and defects are studied and improved, and a positioning device for welding assembly is provided to achieve a more practical purpose. Summary of the invention

[0004] In order to solve the above technical problems, the present invention provides a positioning device for welding assembly to solve the problem that the existing positioning device for welding assembly cannot realize the rapid splicing and positioning operation of the outer shell of the air-conditioning unit during the positioning operation, and can often only realize the positioning welding of two accessories during a single splicing welding, making it impossible to intuitively adjust the welding angle of the current accessory during welding, which has limitations.

[0005] The present invention provides a positioning device for welding assembly, which specifically includes a base, wherein the main body of the base is a rectangular structure, and a bracket is fixedly connected to the bottom end surface of the base, the main body of the bracket is a U-shaped structure with an open top, and the bracket is provided at two locations, the two brackets are fixedly connected in a linear array at left and right sides of the bottom end surface of the base, the base and the bracket together constitute a supporting structure, and an annular groove is provided on the top end surface of the base, the annular groove is a guide groove, the diameter of the guide groove is smaller than the diameter of the base, and the guide groove and the base together constitute a guide structure.

[0006] Furthermore, a guide rail is fixedly connected to the top surface of the seat body, the main body of the guide rail is an arc-shaped structure, and an arc-shaped groove is opened on the outer circumference of the guide rail, the arc-shaped groove is used to guide the limit frame, and the inside of the annular groove opened on the outer circumference of the guide rail is fixedly connected to a guide plate, the guide plate is fixedly connected to the inner wall of the guide rail in an arc-shaped array, the guide rail and the guide plate together constitute a guiding structure, and the outer side of the guide rail is sleeved with a limit frame.

[0007] Furthermore, a mounting seat is rotatably connected inside the guide groove opened at the top of the base, the main body of the mounting seat is an annular structure, and the thickness of the mounting seat is slightly smaller than the opening width of the guide groove, the mounting seat is rotatably connected to the inner side of the guide groove, and a seat body is fixedly connected to the top surface of the mounting seat, the main body of the seat body is an annular structure, and the diameter of the seat body is larger than the diameter of the mounting seat.

[0008] Furthermore, the rear output shaft of the motor is connected to the dial wheel, the motor is transmission-connected to the dial wheel, the dial wheel is transmission-connected to the guide plate fixedly connected to the outside of the guide rail, and a vacuum pump is fixedly connected to the side of the limit frame away from the guide rail, a connecting pipe is arranged on one side of the vacuum pump, the main body of the connecting pipe is a flexible structure, and the vacuum pump is used to extract air from the inside of the connecting pipe, and a positioning push rod is installed on the side of the limit frame away from the vacuum pump, a suction cup is installed on the side of the positioning push rod away from the vacuum pump, the suction cup is connected to the connecting pipe arranged on the outside of the vacuum pump, and the suction cup, the vacuum pump and the connecting pipe together constitute a suction structure, and a guide rail is fixedly connected to the rear side of the base, the guide rail and the base are vertically arranged, and a longitudinal groove is opened inside the guide rail, an adjusting push rod is installed inside the longitudinal groove, a seat body is installed on the front end output end of the adjusting push rod, and sliders are fixedly connected to the left and right sides of the seat body, and are slidably connected to the guide rail through the sliders, and two guide rods are fixedly connected to the front end surface of the seat body in a linear array.

[0009] Furthermore, the main body of the limit frame is a rectangular frame structure, and there are two limit frames in total. The two limit frames are arranged opposite to each other on the outer sides of the guide rail. A motor is installed at the front end of the limit frame, an output shaft is arranged on the rear output end of the motor, and a dial wheel is rotatably connected to the inner side of the limit frame.

[0010] Furthermore, a gear is installed on the bottom output shaft of the motor, and the motor and the gear together constitute a driving structure, and the gear is meshed with the guide teeth fixedly connected to the outer peripheral surface of the seat body for transmission, and the gear and the motor together constitute a driving structure for the seat body. When the motor is in a rotational driving state for the gear, the guide teeth arranged on the outside of the seat body are in a meshing state and rotated and adjusted around the guide groove.

[0011] Furthermore, a connecting frame is fixedly connected to the outer side of the base, and there are two connecting frames in total. The connecting frame is a U-shaped structure with an opening toward one side of the base, and there are two connecting frames in total. The two connecting frames are fixedly connected to the left and right side surfaces of the base in opposite directions. The connecting frame and the base together constitute a supporting structure, and a motor is installed at the top of the horizontal member located on the upper side of the connecting frame, and the motor and the connecting frame together constitute a driving structure.

[0012] Furthermore, the outer side of the seat body rotatably connected to the top surface of the mounting seat in the guide groove is fixedly connected with guide teeth, the guide teeth are fixedly connected to the outer peripheral surface of the seat body in a ring array, and the guide teeth and the seat body together constitute a transmission structure, and the diameter of the seat body is smaller than the diameter of the base.

[0013] Compared with the prior art, the present invention has the following beneficial effects: 1. The present invention is provided with a connecting frame, a motor and a gear arranged on the output shaft at the bottom end of the motor, so that after the suction cup completes the adsorption connection with the outer shell, the motor installed on the top of the connecting frame can be started to drive the gear to rotate, and the gear and the gear arranged on the outside of the seat body are meshed and driven to drive the suction cup and the shell adsorbed on the outside of the suction cup to perform synchronous rotation adjustment. This design can replace the traditional welding operation, which requires manual movement of the outer shell to rotate around the welding mechanism, resulting in the lack of an effective positioning structure for the outer shell to easily collide with the main body of the welding structure.

[0014] 2. In the present invention, the guide frame and the guide plate together constitute a guiding structure for the limit frame and the dial wheel. By providing the guide frame and the guide plate, the dial wheel can synchronously drive the outer shell of the air-conditioning unit adsorbed on the outside of the suction cup to be adsorbed and limited when it rotates, and when the suction cup drives the outer shell to move, it can replace the traditional outer shell that needs to be manually aligned and spliced ​​during assembly before performing subsequent welding operations, which helps to further improve the welding efficiency of the air-conditioning unit.

[0015] 3. In the present invention, by providing a motor and a dial wheel, when the limit frame is in use, the motor can drive the dial wheel to rotate to achieve rapid change and adjustment of the current limit frame in multiple angle states, so that it can replace the traditional manual adjustment with poor accuracy during welding. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solution of the embodiment of the present invention, the drawings of the embodiment are briefly introduced below.

[0017] In the attached picture: Figure 1 A schematic diagram of a front side view of a positioning device according to an embodiment of the present invention is shown in a partially cut-away state; Figure 2 A schematic diagram of a top and side view of a positioning device according to an embodiment of the present invention in a partially cut-away state is shown; Figure 3 A schematic diagram of the front side structure of a positioning device according to an embodiment of the present invention is shown; Figure 4A front structural schematic diagram of a positioning device according to an embodiment of the present invention is shown; Figure 5 A schematic diagram of the assembly structure of a base and a guide rail of a positioning device according to an embodiment of the present invention is shown; Figure 6 A schematic diagram of the assembly structure of a vacuum pump and a pipe of a positioning device according to an embodiment of the present invention is shown; Figure 7 The present invention shows a positioning device according to an embodiment of the present invention. Figure 2 The enlarged structural diagram at A in the middle; Figure 8 The present invention shows a positioning device according to an embodiment of the present invention. Figure 2 Enlarged structural diagram at B in the middle.

[0018] Reference numerals list 1. Base; 2. Bracket; 3. Guide groove; 4. Mounting seat; 5. Seat body; 6. Guide gear; 7. Connecting frame; 8. Motor; 9. Gear; 10. Guide frame; 11. Guide plate; 12. Limit frame; 13. Motor; 14. Pulley; 15. Vacuum pump; 16. Pipe connection; 17. Positioning push rod; 18. Suction cup; 19. Guide rail; 20. Adjusting push rod; 21. Guide seat; 22. Slider; 23. Guide rod. DETAILED DESCRIPTION

[0019] The embodiments of the present invention are further described in detail below in conjunction with the accompanying drawings and examples.

[0020] Embodiment 1 As attached Figure 1 To Attachment Figure 8 As shown: The present invention provides a positioning device for welding assembly, including a base 1, the main body of the base 1 is a rectangular structure, and a bracket 2 is fixedly connected to the bottom end surface of the base 1, the main body of the bracket 2 is a U-shaped structure with an open top, and the bracket 2 is provided at two locations, the two brackets 2 are fixedly connected to the left and right sides of the bottom end surface of the base 1 in a linear array, the base 1 and the bracket 2 together form a supporting structure, and an annular groove is provided on the top end surface of the base 1, the annular groove is a guide groove 3, the diameter of the guide groove 3 is smaller than the diameter of the base 1, and the guide groove 3 and the base 1 together form a guide structure, the rear output shaft of the motor 13 is connected to the dial wheel 14, the motor 13 is transmission-connected to the dial wheel 14, the dial wheel 14 is transmission-connected to the guide plate 11 fixedly connected to the outside of the guide frame 10, and a vacuum pump 15 is fixedly connected to the side of the limit frame 12 away from the guide frame 10, and a connecting pipe is provided on one side of the vacuum pump 15 16, the main body of the connecting pipe 16 is a flexible structure, and the vacuum pump 15 is used to evacuate air from the inside of the connecting pipe 16, and a positioning push rod 17 is installed on the side of the limit frame 12 away from the vacuum pump 15, and a suction cup 18 is installed on the side of the positioning push rod 17 away from the vacuum pump 15, the suction cup 18 is connected to the connecting pipe 16 arranged on the outside of the vacuum pump 15, and the suction cup 18, the vacuum pump 15 and the connecting pipe 16 together form a suction structure, and a guide rail 19 is fixedly connected to the rear side of the base 1, the guide rail 19 is vertically arranged to the base 1, and a longitudinal groove is opened inside the guide rail 19, an adjusting push rod 20 is installed inside the longitudinal groove, a guide seat 21 is installed on the front end output end of the adjusting push rod 20, the left and right sides of the guide seat 21 are fixedly connected with sliders 22, and are slidably connected to the guide rail 19 through the sliders 22, and two guide rods 23 are fixedly connected to the front end surface of the guide seat 21 in a linear array.

[0021] Among them, a guide frame 10 is fixedly connected to the top surface of the seat body 5, the main body of the guide frame 10 is an arc structure, and an arc groove is provided on the outer peripheral surface of the guide frame 10, the arc groove is used to guide the limit frame 12, and the inside of the annular groove provided on the outer peripheral surface of the guide frame 10 is fixedly connected with a guide plate 11, the guide plate 11 is fixedly connected to the inner wall of the guide frame 10 in an arc array, the guide frame 10 and the guide plate 11 together constitute a guiding structure, the outer side of the guide frame 10 is sleeved with the limit frame 12, the main body of the limit frame 12 is a rectangular frame structure, and there are two limit frames 12, the two limit frames 12 are arranged oppositely at the outer position of the guide frame 10, a motor 13 is installed at the front end of the limit frame 12, an output shaft is provided on the rear output end of the motor 13, and a dial wheel 14 is rotatably connected to the inner side of the limit frame 12.

[0022] During use: When the outer shell of the air-conditioning unit is being welded, the main shell that needs to be welded with the side plate can be placed on the two guide rods 23 fixedly connected to the front end surface of the guide seat 21, and after the shell is placed, the guide seat 21 can be pushed by starting the adjustment push rod 20 installed in the guide rail 19, and when the guide seat 21 moves, the two sliders 22 fixedly connected to the outside of the guide seat 21 can be synchronously used to perform rapid displacement adjustment along the longitudinal groove opened in the guide rail 19, so that the guide seat 21 and the guide rod 23 fixedly connected to the front end surface of the guide seat 21 together with the outer shell placed on the guide rod 23 are moved to the front side to the top of the base 1 fixedly connected to the top end surface of the two brackets 2 for subsequent welding work.

[0023] Embodiment 2 Based on the first embodiment, a positioning device for welding assembly is provided, which can realize rapid loading and feeding of the outer shell, but still cannot realize multi-angle rotation adjustment, so the following technical solution is also provided.

[0024] Among them, the guide groove 3 opened at the top of the base 1 is internally rotatably connected with a mounting seat 4, the main body of the mounting seat 4 is an annular structure, and the thickness of the mounting seat 4 is slightly smaller than the opening width of the guide groove 3, the mounting seat 4 is rotatably connected to the inner side of the guide groove 3, and a seat body 5 is fixedly connected to the top surface of the mounting seat 4, the main body of the seat body 5 is an annular structure, and the diameter of the seat body 5 is larger than the diameter of the mounting seat 4, and the outer side of the seat body 5 rotatably connected to the top surface of the mounting seat 4 in the guide groove 3 is fixedly connected with a guide tooth 6, the guide tooth 6 is fixedly connected to the outer peripheral surface of the seat body 5 in an annular array, and the guide tooth 6 and the seat body 5 together constitute a transmission structure, and the diameter of the seat body 5 is smaller than the diameter of the base 1.

[0025] During use, when it is necessary to weld the edge shell of the main shell located on the guide rod 23, the shell can be placed on the outer side of the suction cup 18 fixedly connected to one side of the positioning push rod 17, and the suction cup 18 is squeezed synchronously. At this time, the vacuum pump 15 installed on the outer side of the limit frame 12 is synchronously started to use the connecting pipe 16 arranged on one side of the vacuum pump 15 to quickly extract air from between the suction cup 18 and the workpiece, and through the extraction of air between the suction cup 18 and the workpiece, the shell at the current edge is quickly adsorbed and connected. Then, when performing splicing operations, if it is necessary to rotate and adjust the shell, the motor 8 installed on the top surface of the connecting frame 7 can be started to drive the gear 9 to rotate, and the gear 9 can be driven to rotate through the meshing transmission with the guide tooth 6 fixedly connected to the outer side of the seat body 5.

[0026] Embodiment 3 Based on the positioning device for welding assembly provided in the second embodiment, it can realize multi-angle rotation adjustment, but it still cannot realize the rapid welding operation of the shell, so the following technical solution is also provided.

[0027] Among them, a connecting frame 7 is fixedly connected to the outer side of the base 1, and there are two connecting frames 7, and the connecting frames 7 are U-shaped structures with an opening toward one side of the base 1, and there are two connecting frames 7, and the two connecting frames 7 are fixedly connected to the left and right side positions of the base 1 in opposite directions. The connecting frame 7 and the base 1 together constitute a supporting structure, and a motor 8 is installed on the top of the transverse member located on the upper side of the connecting frame 7, and the motor 8 and the connecting frame 7 together constitute a driving structure. A gear 9 is installed on the bottom output shaft of the motor 8, and the motor 8 and the gear 9 together constitute a driving structure, and the gear 9 is meshed with the guide tooth 6 fixedly connected to the outer peripheral surface of the seat body 5 for transmission, and the gear 9 and the motor 8 together constitute a driving structure for the seat body 5. When the motor 8 is in a rotational driving state for the gear 9, the guide tooth 6 arranged on the outer side of the seat body 5 is in a state of being engaged and rotating and adjusting around the guide groove 3.

[0028] During use, when the seat body 5 rotates, the guide frame 10 can be synchronously driven to rotate and adjust. If the splicing angle of the current shell needs to be adjusted, the motor 13 installed on the outside of the limit frame 12 can be started to drive the dial wheel 14 to rotate, and the dial wheel 14 is connected to the guide plate 11 fixedly connected to the outside of the guide frame 10 through a transmission connection to realize the synchronous deflection adjustment of the shell limited on the outside of the suction cup 18, and then the positioning push rod 17 installed on the outside of the limit frame 12 is synchronously started to use the suction cup 18 to push the shell to be welded toward the side of the main shell located on the guide rod 23, and after the shell is positioned after the splicing is completed, the operator can quickly weld the spliced ​​outer shell by holding the corresponding welding device, thereby achieving the purpose of being more convenient for subsequent use.

Claims

1. A positioning device for welding assembly, characterized in that: The invention comprises a base (1), wherein the main body of the base (1) is a rectangular structure, and a bracket (2) is fixedly connected to the bottom end surface of the base (1), the main body of the bracket (2) is a U-shaped structure with an open top, and the bracket (2) is provided at two locations, and the two brackets (2) are fixedly connected to the left and right sides of the bottom end surface of the base (1) in a linear array, and the base (1) and the bracket (2) together form a support structure, and an annular groove is provided on the top end surface of the base (1), and the annular groove is a guide groove (3), the diameter of the guide groove (3) is smaller than the diameter of the base (1), and the guide groove (3) and the base (1) together form a guide structure.

2. A positioning device for welding assembly as claimed in claim 1, characterized in that: A mounting seat (4) is rotatably connected inside the guide groove (3) opened at the top end of the base (1); the main body of the mounting seat (4) is an annular structure, and the thickness of the mounting seat (4) is slightly smaller than the opening width of the guide groove (3); the mounting seat (4) is rotatably connected to the inner side of the guide groove (3), and a seat body (5) is fixedly connected to the top end surface of the mounting seat (4); the main body of the seat body (5) is an annular structure, and the diameter of the seat body (5) is larger than the diameter of the mounting seat (4).

3. A positioning device for welding assembly as claimed in claim 1, characterized in that: The guide groove (3) is rotatably connected to the outer side of the seat body (5) fixedly connected to the top end surface of the mounting seat (4) and is fixedly connected with guide teeth (6). The guide teeth (6) are fixedly connected to the outer peripheral surface of the seat body (5) in an annular array, and the guide teeth (6) and the seat body (5) together form a transmission structure. The diameter of the seat body (5) is smaller than the diameter of the base (1).

4. A positioning device for welding assembly as claimed in claim 1, characterized in that: A connecting frame (7) is fixedly connected to the outer side of the base (1), and the connecting frame (7) is provided at two locations, and the connecting frame (7) is a U-shaped structure with an opening facing one side of the base (1), and the connecting frame (7) is provided at two locations, and the two connecting frames (7) are fixedly connected to the left and right side surfaces of the base (1) in opposite directions, and the connecting frame (7) and the base (1) together form a support structure, and a motor (8) is installed at the top end of the transverse member located on the upper side of the connecting frame (7), and the motor (8) and the connecting frame (7) together form a drive structure.

5. A positioning device for welding assembly as claimed in claim 4, characterized in that: A gear (9) is mounted on the bottom output shaft of the motor (8); the motor (8) and the gear (9) together form a driving structure; the gear (9) is meshed with a guide tooth (6) fixedly connected to the outer peripheral surface of the seat body (5) for transmission; the gear (9) and the motor (8) together form a driving structure for the seat body (5); when the motor (8) is in a rotational driving state for the gear (9), the guide tooth (6) arranged on the outer side of the seat body (5) is in a meshed state and is in a rotational adjustment state around the guide groove (3).

6. A positioning device for welding assembly as claimed in claim 3, characterized in that: A guide frame (10) is fixedly connected to the top surface of the seat body (5); the main body of the guide frame (10) is an arc-shaped structure, and an arc-shaped groove is provided on the outer peripheral surface of the guide frame (10); the arc-shaped groove is used to guide the limit frame (12); and a guide plate (11) is fixedly connected inside the annular groove provided on the outer peripheral surface of the guide frame (10); the guide plate (11) is fixedly connected to the inner wall of the guide frame (10) in an arc-shaped array; the guide frame (10) and the guide plate (11) together form a guiding structure; and the outer side of the guide frame (10) is sleeved with the limit frame (12).

7. A positioning device for welding assembly as claimed in claim 6, characterized in that: The main body of the limit frame (12) is a rectangular frame structure, and the limit frame (12) is provided at two locations, the two limit frames (12) are arranged opposite to each other at the outer sides of the guide frame (10), a motor (13) is installed at the front end of the limit frame (12), an output shaft is provided at the rear output end of the motor (13), and a dial wheel (14) is rotatably connected to the inner side of the limit frame (12).

8. A positioning device for welding assembly as claimed in claim 7, characterized in that: The rear output shaft of the motor (13) is connected to the thumbwheel (14), the motor (13) is transmission-connected to the thumbwheel (14), the thumbwheel (14) is transmission-connected to the guide plate (11) fixedly connected to the outside of the guide frame (10), and a vacuum pump (15) is fixedly connected to the side of the limit frame (12) away from the guide frame (10), a connecting pipe (16) is provided on one side of the vacuum pump (15), the main body of the connecting pipe (16) is a flexible structure, and the vacuum pump (15) is used to extract air from the inside of the connecting pipe (16), and a positioning push rod (17) is installed on the side of the limit frame (12) away from the vacuum pump (15), and a suction cup (18) is installed on the side of the positioning push rod (17) away from the vacuum pump (15), and the suction cup (18) is installed on the side of the positioning push rod (17) away from the vacuum pump (15). The suction cup (18) is connected to a connecting pipe (16) arranged on the outside of the vacuum pump (15), and the suction cup (18), the vacuum pump (15) and the connecting pipe (16) together form a suction structure, and a guide rail (19) is fixedly connected to the rear side of the base (1), the guide rail (19) and the base (1) are arranged vertically, and a longitudinal groove is opened inside the guide rail (19), an adjusting push rod (20) is installed inside the longitudinal groove, and a guide seat (21) is installed on the front output end of the adjusting push rod (20), and a slider (22) is fixedly connected to the left and right sides of the guide seat (21), and is slidably connected to the guide rail (19) through the slider (22), and two guide rods (23) are fixedly connected in a linear array on the front end surface of the guide seat (21).

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