Automatic positioning and welding equipment for backboard frame for tower-type photo-thermal reflecting mirror

Abstract

The utility model discloses automatic positioning and welding equipment for a backboard frame for a tower type photo-thermal reflector, and relates to the technical field of welding equipment, the automatic positioning and welding equipment comprises a rack, a lifting table is arranged on the rack in a lifting manner, a positioning bottom plate is arranged on the lifting table in the direction of the two sides of the rack in a sliding manner, and a plurality of positioning devices used for positioning workpieces are arranged on the positioning bottom plate; a resistance welding assembly used for welding is arranged on the rack and comprises a positive electrode welding head and a negative electrode welding head which are arranged at the two ends of the rack respectively, and the positive electrode welding head and the negative electrode welding head are driven by a power assembly to be close to or away from a workpiece. Therefore, the problems existing in backboard frame welding are solved, automatic positioning welding is achieved, the labor cost is reduced, the qualified rate of finished products is increased, and the production efficiency is improved.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of welding equipment, in particular to automatic positioning and welding equipment for a back plate frame of a tower type light and heat reflector. BACKGROUND

[0002] Solar tower power generation is a tower type system, also known as a centralized system. A large number of large solar reflectors, usually referred to as heliostats, are arranged on a very large site, each of which is equipped with a tracking mechanism to accurately reflect sunlight to a receiver at the top of a high tower. The light concentration ratio on the receiver can exceed 1000 times. The absorbed solar light energy is converted into heat energy, and then the heat energy is transmitted to a working medium, which is input into a heat power machine after a heat storage link, expands to work, drives a generator, and finally outputs in the form of electric energy. The back plate frame of the large solar reflector is an important support structure, and the back plate frame is formed by assembling and welding a plurality of parts. Since the parts are mostly of special-shaped structures, the metal plates of the parts are mostly manually welded, the positioning and assembly are difficult, the welding efficiency and the qualified rate of finished products are low, the labor cost is high, and at present, there is a lack of a positioning tool and welding equipment. CONTENT OF THE INVENTION

[0003] To solve the above problems, realize automatic positioning and welding, reduce labor cost, and improve production efficiency, the application provides automatic positioning and welding equipment for a back plate frame of a tower type light and heat reflector.

[0004] The automatic positioning and welding equipment for the back plate frame of the tower type light and heat reflector provided by the application adopts the following technical scheme.

[0005] The automatic positioning and welding equipment for the back plate frame of the tower type light and heat reflector comprises:

[0006] A rack is provided with a lifting table which is arranged to be lifted up and down, a positioning bottom plate is arranged to slide along the two side directions of the rack on the lifting table, and a plurality of positioning devices for positioning workpieces are arranged on the positioning bottom plate;

[0007] The positioning device comprises a placing table A, a placing groove A for placing a workpiece A is formed in the placing table A, and a pressing assembly A for pressing the workpiece A is arranged on one side of the placing table A;

[0008] The positioning device further comprises two placing tables B for placing workpieces B, the two placing tables B are arranged on the two sides of the placing table A respectively, a placing groove B for placing a workpiece B is formed in the placing table B, and a pressing assembly B for pressing the workpiece B is arranged on one side of the placing table B;

[0009] The positioning device also includes a placement platform C, which is located on one side of the placement platform A. The placement platform C has a placement groove C for placing the workpiece C, and a clamping component C for clamping the workpiece C is provided on the placement platform C.

[0010] Placement platforms D are provided on opposite sides of the two placement platforms B, and placement slots D are provided on the placement platforms D;

[0011] The stand is equipped with a resistance welding assembly for welding. The resistance welding assembly includes a positive welding head and a negative welding head respectively disposed at both ends of the stand. The positive welding head and the negative welding head are driven by a power assembly to move closer to or away from the workpiece.

[0012] By adopting the above technical solution, workpiece A can be placed in placement groove A using placement platform A and clamped by clamping component A, thus achieving the positioning of workpiece A. Workpiece B can be placed in placement grooves B and D using placement platforms B and D, and clamped by clamping component B, thus achieving the positioning of workpiece B. Workpiece C can be placed in placement groove C using placement platform C and clamped by clamping component C, thus achieving the positioning of workpiece C. Finally, welding of the workpieces is achieved using resistance welding components. In summary, this solution achieves the positioning and welding of various workpieces, realizes mechanized production, reduces labor costs, and improves production efficiency and quality.

[0013] Optionally, the bottom of the lifting platform is provided with several guide shafts, and several guide sleeves are provided on the corresponding frame. The guide shafts cooperate with the guide sleeve holes. A screw jack is provided on the frame, and the screw jack drives the lifting platform to move up and down.

[0014] By adopting the above technical solution, the lifting and lowering coordination between the lifting platform and the frame is realized through the cooperation of the guide shaft and the guide sleeve. Under the drive of the screw jack, the lifting and lowering of the lifting platform is realized, which can realize the height adjustment of the positioning base plate and each workpiece.

[0015] Optionally, the lifting platform is provided with slide rails along both sides of the frame, and the positioning base plate cooperates with the slide rails through a slider; the lifting platform is provided with a lead screw and a power element A that drives the lead screw to rotate, and the positioning base plate is provided with a nut that cooperates with the lead screw.

[0016] By adopting the above technical solution, the positioning base plate achieves sliding cooperation with the lifting platform through the slider and slide rail, and the power element A drives the lead screw to rotate, thereby driving the positioning base plate to slide.

[0017] Optionally, the positioning base plate is centered with the center of the lifting platform, the lifting platform is provided with a center clearance groove, the bottom of the positioning base plate is provided with a nut fixing plate, the lead screw and the power element A are both located at the bottom of the lifting platform, and the nut fixing plate passes through the center clearance groove.

[0018] By adopting the above technical solution, the stability of the center setting is improved.

[0019] Optionally, the clamping assembly A includes a corner pressing cylinder A disposed on one side of the placement table A. The corner pressing cylinder A is used to press the workpiece A onto the placement groove A and press the workpiece A toward the workpiece B. A corner pressing block A is disposed on the corner telescopic rod of the corner pressing cylinder A. Two corner pressing rods A are disposed at intervals at the bottom of the corner pressing block A. A buffer block is disposed on the corner pressing rod A.

[0020] By adopting the above technical solution, the setting of the corner pressing cylinder A drives the corner pressing rod A to swing at a certain angle and descend, thereby achieving the pressing of workpiece A, and cooperating with the placement groove A to achieve the positioning of workpiece A.

[0021] Optionally, a positioning through hole is provided on the placement platform A, and a power element B is provided on the positioning base plate. The power element B drives the positioning pin to move up and down in the positioning through hole, and when the positioning pin rises, it engages with the hole on the workpiece A.

[0022] By adopting the above technical solution, the positioning pin can be matched with the hole on workpiece A to position workpiece A.

[0023] Optionally, the clamping assembly B includes a corner pressing cylinder B disposed on one side of the placement platform B, a corner pressing block B disposed on the corner telescopic rod of the corner pressing cylinder B, and two corner pressing rods B disposed at intervals at the bottom of the corner pressing block B.

[0024] By adopting the above technical solution, the setting of the corner pressing cylinder B drives the corner pressing rod B to swing at a certain angle and descend, thereby pressing the workpiece B. In conjunction with the placement groove B, the workpiece B is positioned.

[0025] Optionally, the clamping assembly C includes a corner pressing cylinder C disposed on the placement platform C. A corner pressing block C is disposed on the corner telescopic rod of the corner pressing cylinder C. A screw is screwed into the bottom of the corner pressing block C, and a nut is screwed onto the screw.

[0026] By adopting the above technical solution, the screw is driven to swing at a certain angle and descend by the setting of the rotary cylinder C, which can press the workpiece C into the placement groove C. The screw is screwed with a nut, and by adjusting the nut, the height difference between the screw and the placement groove C can be adjusted, so as to realize the height adjustment of the screw and make it more versatile.

[0027] Optionally, the power assembly includes a power support mounted on a platform, the positive electrode welding head is moved by a power element C mounted at one end of the power support, and the negative electrode welding head is moved by a power element D mounted at the other end of the power support.

[0028] By adopting the above technical solution, the positive electrode welding head is moved by the power element C, and the negative electrode welding head is moved by the power element D, thereby realizing the movement of the two welding heads, squeezing the workpiece to be welded, and realizing welding.

[0029] Optionally, the positive electrode welding head is provided with a positive electrode guide rod, which is engaged with the positive electrode guide sleeve hole at one end of the power bracket; the negative electrode welding head is provided with a negative electrode guide rod, which is engaged with the negative electrode guide sleeve hole at the other end of the power bracket.

[0030] By adopting the above technical solution, the positive electrode guide rod and the hole shaft of the positive electrode guide sleeve cooperate to guide the movement of the positive electrode welding head, and the negative electrode guide rod and the hole shaft of the negative electrode guide sleeve cooperate to guide the movement of the negative electrode welding head.

[0031] In summary, this application includes at least the following beneficial effects:

[0032] 1. This application, through the setting of placement platform A, allows workpiece A to be placed in placement groove A and clamped by clamping component A, thus achieving the positioning of workpiece A. Through the setting of placement platforms B and D, workpiece B can be placed in placement grooves B and D, respectively, and clamped by clamping component B, achieving the positioning of workpiece B. Through the setting of placement platform C, workpiece C can be placed in placement groove C and clamped by clamping component C, achieving the positioning of workpiece C. Furthermore, through the setting of resistance welding components, welding of the workpieces is achieved. In summary, this achieves the positioning and welding of various workpieces, realizes mechanized production, reduces labor costs, and improves production efficiency and quality.

[0033] 2. This application achieves the lifting coordination between the lifting platform and the frame through the cooperation of the guide shaft and the guide sleeve, and realizes the lifting of the lifting platform under the drive of the screw jack, which can realize the height adjustment of the positioning base plate and each workpiece.

[0034] 3. The lifting platform of this application is provided with slide rails along both sides of the frame, and the positioning base plate cooperates with the slide rails through a slider; the lifting platform is provided with a lead screw and a power element A that drives the lead screw to rotate, and the positioning base plate is provided with a nut that cooperates with the lead screw. The positioning base plate achieves sliding cooperation with the lifting platform through the slider and the slide rails, and drives the lead screw to rotate through the power element A, thereby causing the positioning base plate to slide. Attached Figure Description

[0035] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0036] Fig. 1 This is a schematic diagram of the automatic positioning and welding equipment for the backplate frame of a tower-type photothermal reflector.

[0037] Fig. 2 This is a schematic diagram of another perspective of the automatic positioning and welding equipment for the back plate frame of a tower-type photothermal reflector.

[0038] Fig. 3 This is a schematic diagram of the positioning base plate and positioning device.

[0039] Fig. 4 This is a schematic diagram of the structure when workpiece B is welded to workpiece A.

[0040] Fig. 5 This is a schematic diagram of the structure when workpiece B and workpiece C are welded together.

[0041] Explanation of reference numerals in the attached drawings: 1. Platform; 2. Lifting platform; 3. Guide shaft; 4. Guide sleeve; 5. Screw jack; 6. Positioning base plate; 7. Slide rail; 8. Slider; 9. Nut fixing plate; 10. Lead screw; 11. Power component A; 12. Placement platform A; 13. Placement slot A; 14. Corner pressing cylinder A; 15. Corner pressing block A; 16. Corner pressing rod A; 17. Positioning through hole; 18. Placement platform B; 19. Placement slot B; 20. Corner pressing cylinder B; 21. Corner pressing... 21. Block B; 22. Corner pressing rod B; 23. Placement platform C; 24. Placement slot C; 25. Corner pressing cylinder C; 26. Corner pressing block C; 27. Screw; 28. Placement platform D; 29. ​​Placement slot D; 30. Positive electrode welding head; 31. Negative electrode welding head; 32. Power support; 33. Power element C; 34. Power element D; 35. Positive electrode guide rod; 36. Positive electrode guide sleeve; 37. Negative electrode guide rod; 38. Negative electrode guide sleeve; 39. Workpiece A; 40. Workpiece B; 41. Workpiece C. Detailed Implementation

[0042] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0043] The following is in conjunction with the appendix Figs. 1 to 5 This application will be described in further detail.

[0044] This application discloses an automatic positioning and welding equipment for the backplate frame of a tower-type photothermal reflector.

[0045] Reference Figs. 1 to 5 Automatic positioning and welding equipment for the backplate frame of a tower-type photothermal reflector, including:

[0046] A frame 1 is provided, on which a lifting platform 2 is mounted. Four guide shafts 3 are located at the bottom of the lifting platform 2, corresponding to four guide sleeves 4 on the frame 1. The guide shafts 3 and guide sleeves 4 are fitted with shaft holes. A screw jack 5 is mounted on the frame 1, which drives the lifting platform 2 to move up and down. Through the cooperation of the guide shafts 3 and guide sleeves 4, the lifting platform 2 and the frame 1 are raised and lowered, and under the drive of the screw jack 5, the height of the lifting platform 2 is adjusted, allowing for the height adjustment of the positioning base plate 6 and various workpieces.

[0047] The lifting platform 2 is rectangular. A positioning base plate 6 is slidably mounted on the lifting platform 2 along both sides of the frame 1. Two slide rails 7 are also mounted on the lifting platform 2 along both sides of the frame 1. A slider 8 is mounted on the bottom of the positioning base plate 6, and the positioning base plate 6 engages with the slide rails 7 via the slider 8. The positioning base plate 6 is centered on the lifting platform 2, which improves stability. A center clearance groove is provided on the lifting platform 2. A nut fixing plate 9 is mounted on the bottom of the positioning base plate 6, passing through the center clearance groove. A lead screw 10 and a power element A11 (which can be a motor) are mounted on the bottom of the lifting platform 2. A nut fixing plate 9 is mounted on the nut fixing plate 9, which engages with the lead screw 10. The positioning base plate 6 achieves sliding engagement with the lifting platform 2 through the slider 8 and slide rails 7, and the lead screw 10 is rotated by the power element A11, causing the positioning base plate 6 to slide.

[0048] The positioning base plate 6 is provided with several positioning devices for positioning workpieces, including a placement table A12, a placement table B18, a placement table C23 and a placement table D28.

[0049] A placement table A12 has a placement slot A13 for placing workpiece A39. A clamping assembly A is located on one side of the placement table A12 to clamp workpiece A39. The clamping assembly A includes a corner-pressing cylinder A14 located on one side of the placement table A12. The corner-pressing cylinder A14 clamps workpiece A39 onto the placement slot A13 and presses workpiece A39 towards workpiece B40. A corner-pressing block A15 is located on the corner telescopic rod of the corner-pressing cylinder A14. Two corner-pressing rods A16 are spaced apart at the bottom of the corner-pressing block A15, and buffer blocks are located on the corner-pressing rods A16. By using the corner-pressing cylinder A14, the corner-pressing rods A16 swing at a certain angle and descend, thus clamping workpiece A39 and, in conjunction with the placement slot A13, positioning workpiece A39.

[0050] A positioning through hole 17 is provided on the placement platform A12. A power element B, which can be a cylinder, is provided on the positioning base plate 6. The power element B drives the positioning pin to move up and down within the positioning through hole 17. When the positioning pin rises, it engages with a hole on the workpiece A39. By setting the positioning pin, it can engage with the hole on the workpiece A39 to position the workpiece A39.

[0051] Two placement platforms B18 are provided, located on opposite sides of placement platform A12. Each placement platform B18 has a placement slot B19 for placing workpiece B40. A clamping assembly B for pressing workpiece B40 is located on one side of each placement platform B18. The clamping assembly B includes a corner-pressing cylinder B20 located on one side of placement platform B18. A corner-pressing block B21 is mounted on the corner extension rod of the corner-pressing cylinder B20, and two corner-pressing rods B22 are spaced apart at the bottom of the corner-pressing block B21. The corner-pressing cylinder B20 causes the corner-pressing rods B22 to swing at a certain angle and descend, thus pressing workpiece B40. This, in conjunction with the placement slot B19, positions workpiece B40.

[0052] Placement platform C23 is located on one side of placement platform A12. Placement platform C23 has a placement groove C24 for placing workpiece C41, and a clamping assembly C for pressing workpiece C41 is provided on placement platform C23. The clamping assembly C includes a corner-down pressing cylinder C25 set on placement platform C23. A corner-down pressing block C26 is set on the corner telescopic rod of corner-down pressing cylinder C25. A screw 27 is screwed into the bottom of corner-down pressing block C26, and a nut is screwed on screw 27. By setting corner-down pressing cylinder C25, the screw 27 is driven to swing a certain angle and descend, which can press workpiece C41 into placement groove C24. The nut on screw 27 can be adjusted to adjust the height difference between screw 27 and placement groove C24, realizing height adjustment of screw 27, making it more versatile.

[0053] Two placement platforms D28 are provided on opposite sides of the two placement platforms B18. The two placement platforms D28 are spaced apart. Placement slots D29 are provided on the placement platforms D28 for cooperating with the placement platforms B18 to place the workpiece B40.

[0054] A resistance welding assembly is installed on the frame 1 for welding. The assembly includes a positive welding head 30 and a negative welding head 31, respectively located at both ends of the frame 1. The positive and negative welding heads 30 and 31 are moved closer to or away from the workpiece by a power assembly. The power assembly includes a power support 32 mounted on the frame 1. The positive welding head 30 is moved by a power element C33 (which can be a cylinder) located at one end of the power support 32. The negative welding head 31 is moved by a power element D34 (which can also be a cylinder) located at the other end of the power support 32. The movement of the positive welding head 30 by the power element C33 and the negative welding head 31 by the power element D34, thus moving the two welding heads, compresses the workpiece to be welded, and achieves welding.

[0055] The positive electrode welding head 30 is provided with a positive electrode guide rod 35, which engages with the positive electrode guide sleeve 36 fixed at one end of the power support 32. The negative electrode welding head 31 is provided with a negative electrode guide rod 37, which engages with the negative electrode guide sleeve 38 fixed at the other end of the power support 32. The engagement of the positive electrode guide rod 35 with the positive electrode guide sleeve 36 guides the movement of the positive electrode welding head 30, and the engagement of the negative electrode guide rod 37 with the negative electrode guide sleeve 38 guides the movement of the negative electrode welding head 31.

[0056] When workpiece B40 is positioned in the forward direction, workpiece A39 and workpiece B40 can be positioned and welded. When workpiece B40 is positioned in the reverse direction, it can be positioned and welded to workpiece C41.

[0057] By setting up placement stage A12, workpiece A39 can be placed in placement slot A13 and clamped by clamping component A, thus achieving the positioning of workpiece A39. By setting up placement stages B18 and D28, workpiece B40 can be placed in placement slots B19 and D29, and clamped by clamping component B, thus achieving the positioning of workpiece B40. By setting up placement stage C23, workpiece C41 can be placed in placement slot C24 and clamped by clamping component C, thus achieving the positioning of workpiece C41. The resistance welding assembly is then used to weld the workpieces (backplate frame). In summary, this achieves the positioning and welding of each workpiece, realizing mechanized production, reducing labor costs, and improving production efficiency and quality.

[0058] In the description of this utility model, it should be understood that the terms "bottom," "side," "opposite," "both sides," "one end," "the other end," and "both ends," etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. These terms are used only for the convenience of describing this utility model and for simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model. In the description of this utility model, unless otherwise specified and limited, it should be noted that the term "connection" should be interpreted broadly. For example, it can refer to a mechanical connection or an electrical connection, or the internal connection of two components. It can be a direct connection or an indirect connection through an intermediate medium. Those skilled in the art can understand the specific meaning of the above terms according to the specific circumstances.

[0059] The above are merely preferred embodiments of the utility model and are not intended to limit the utility model. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the utility model should be included within the protection scope of the utility model.

Claims

1. A backplane frame automatic positioning and welding equipment for tower type light-thermal mirror, characterized in that, Include: The bench is provided with a lifting platform, and the lifting platform is provided with a positioning bottom plate which slides along the direction of the two sides of the bench, and a plurality of positioning devices for positioning workpieces are arranged on the positioning bottom plate; The positioning device comprises a placing table A, a placing groove A for placing a workpiece A is formed in the placing table A, and a pressing assembly A for pressing the workpiece A is arranged on one side of the placing table A; The positioning device further comprises two placing tables B for placing workpieces B, which are respectively arranged on the two sides of the placing table A, and a placing groove B for placing a workpiece B is formed in each of the placing tables B, and a pressing assembly B for pressing the workpiece B is arranged on one side of each of the placing tables B; The positioning device further comprises a placing table C, which is located on one side of the placing table A, and a placing groove C for placing a workpiece C is formed in the placing table C, and a pressing assembly C for pressing the workpiece C is arranged on the placing table C; Two placing tables D are arranged on the opposite sides of the two placing tables B, and a placing groove D is formed in each of the placing tables D; A resistance welding assembly for welding is arranged on the bench, and the resistance welding assembly comprises a positive electrode welding head and a negative electrode welding head which are respectively arranged at the two ends of the bench, and the positive electrode welding head and the negative electrode welding head are driven by a power assembly to approach or move away from the workpiece.

2. The tower type automatic positioning welding apparatus for a back sheet frame of a heliostat according to claim 1, characterized in that, A plurality of guide shafts are arranged at the bottom of the lifting platform, and a plurality of guide sleeves are correspondingly arranged on the bench, and the guide shafts and the guide sleeve holes are in cooperation; a spiral elevator is arranged on the bench, and the spiral elevator drives the lifting platform to ascend and descend.

3. The tower type heliostat back sheet frame automatic positioning and welding apparatus according to claim 1, characterized in that, A slide rail is arranged on the lifting platform along the direction of the two sides of the bench, and the positioning bottom plate is in cooperation with the slide rail through a sliding block; a lead screw and a power element A for driving the lead screw to rotate are arranged on the lifting platform, and a nut in cooperation with the lead screw is arranged on the positioning bottom plate.

4. The tower type heliostat back sheet frame automatic positioning welding apparatus according to claim 3, characterized in that, The positioning bottom plate and the lifting platform are centrally arranged, a central avoiding groove is formed in the lifting platform, a nut fixing plate is arranged at the bottom of the positioning bottom plate, the lead screw and the power element A are both located at the bottom of the lifting platform, and the nut fixing plate penetrates through the central avoiding groove.

5. The tower mirror back sheet frame automatic positioning welding equipment according to claim 1, characterized in that, The pressing assembly A comprises a corner pressing cylinder A arranged on one side of the placing table A, the corner pressing cylinder A is used for pressing the workpiece A on the placing groove A and pressing the workpiece A towards the workpiece B, a corner pressing block A is arranged on the corner telescopic rod of the corner pressing cylinder A, two corner pressing rods A are arranged at the bottom of the corner pressing block A in a spaced manner, and a buffer block is arranged on the corner pressing rod A.

6. The tower mirror back sheet frame automatic positioning welding equipment according to claim 1, characterized in that, A positioning through hole is formed in the placing table A, a power element B is arranged on the positioning bottom plate, the positioning pin is driven by the power element B to ascend and descend in the positioning through hole, and the positioning pin ascends to cooperate with the hole on the workpiece A.

7. The tower mirror back sheet frame automatic positioning welding equipment according to claim 1, characterized in that, The pressing assembly B comprises a corner pressing cylinder B arranged on one side of the placing table B, a corner pressing block B is arranged on the corner telescopic rod of the corner pressing cylinder B, and two corner pressing rods B are arranged at the bottom of the corner pressing block B in a spaced manner.

8. The tower mirror back sheet frame automatic positioning welding equipment according to claim 1, characterized in that, The pressing assembly C comprises a corner pressing cylinder C arranged on the placing table C, a corner pressing block C is arranged on the corner telescopic rod of the corner pressing cylinder C, a screw rod is screwed into the bottom of the corner pressing block C, and a nut is screwed on the screw rod.

9. The tower type automatic positioning and welding apparatus for a back sheet frame of a heliostat according to claim 1, characterized in that, The power assembly comprises a power support arranged on the rack, the positive electrode welding head is movably arranged by a power element C arranged at one end of the power support, and the negative electrode welding head is movably arranged by a power element D arranged at the other end of the power support.

10. The tower mirror back sheet frame automatic positioning welding equipment according to claim 9, characterized in that, The positive electrode welding head is provided with a positive electrode guide rod which is matched with a positive electrode guide sleeve hole shaft at one end of the power support, and the negative electrode welding head is provided with a negative electrode guide rod which is matched with a negative electrode guide sleeve hole shaft at the other end of the power support.

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