Framing equipment for assembling photovoltaic cell panel

Abstract

The invention discloses framing equipment for photovoltaic cell panel assembly, and relates to the technical field of photovoltaic cell panel production. The device comprises a conveying mechanism for horizontally conveying a photovoltaic cell panel; a bidirectional driving mechanism is horizontally arranged on the conveying mechanism; the driving direction of the bidirectional driving mechanism is perpendicular to the conveying direction of the conveying mechanism; a frame strip bearing mechanism corresponding to the conveying mechanism is arranged on the bidirectional driving mechanism; a rotary lifting mechanism corresponding to the frame strip bearing mechanism is arranged on the conveying mechanism; and the rotary lifting mechanism can drive the photovoltaic cell panel on the conveying mechanism to rotationally move up and down. The photovoltaic cell panel framing device is reasonable in structural design and convenient to use, and the framing efficiency of photovoltaic cell panels is effectively improved.

Description

Technical Field

[0001] The invention belongs to the technical field of photovoltaic cell panel production, and in particular relates to a framing device for assembling photovoltaic cell panels. Background Art

[0002] A photovoltaic panel is an assembly of several solar cell modules assembled in a specific pattern, typically serving as a unit in a photovoltaic array. To extend the lifespan of a photovoltaic panel, a frame is typically installed around the panel's edges. The frame is typically made of four aluminum profiles: two long frames and two short frames.

[0003] A Chinese patent with authorization announcement number CN221947177U discloses a fully automatic framing device for assembling photovoltaic panels. The device has a worker place the photovoltaic panels on a placement board and observes the positions of the four corners of the photovoltaic panels and the calibration bumps to achieve positioning and calibration. After the placement board drives the photovoltaic panels to the desired installation position, the worker places the frame strips between the lower fixed plate and the upper clamping plate. After placement, the worker drives the connecting rods toward the center through the telescopic end of the electric telescopic rod to assemble the frame strips and the photovoltaic panels. The above device has the following disadvantages: since the above device requires manual position calibration of the photovoltaic panels after manual placement, this not only affects the positioning efficiency of the photovoltaic panels, but also increases the positioning error of the photovoltaic panels, resulting in problems such as failure to frame the photovoltaic panels. Therefore, it is urgent to study a framing device for assembling photovoltaic panels to solve the above problems. Summary of the Invention

[0004] The present invention provides a framing device for assembling photovoltaic panels, the purpose of which is to solve the technical problems raised in the above background technology.

[0005] To solve the above technical problems, the present invention is achieved through the following technical solutions:

[0006] The present invention is a framing device for assembling photovoltaic panels, comprising a conveying mechanism for horizontally conveying photovoltaic panels; a bidirectional driving mechanism is horizontally installed on the conveying mechanism; the driving direction of the bidirectional driving mechanism is arranged perpendicular to the conveying direction of the conveying mechanism; the bidirectional driving mechanism is installed with a frame bar bearing mechanism corresponding to the conveying mechanism; the conveying mechanism is installed with a rotating lifting mechanism corresponding to the frame bar bearing mechanism; the rotating lifting mechanism can drive the photovoltaic panels on the conveying mechanism to rotate up and down.

[0007] As a preferred technical solution of the present invention, the conveying mechanism includes a pair of support beams arranged horizontally side by side; a pair of rotating shafts are connected to each other in a side-by-side rotation manner between the two support beams; one end of one rotating shaft is fixed to the output shaft of a first motor; the first motor is fixed to a support beam; rollers are fixedly sleeved on both ends of the two rotating shafts, and the rollers on the same end of the two rotating shafts are connected by a conveyor belt transmission; the two conveyor belts are arranged side by side between the two support beams.

[0008] As a preferred technical solution of the present invention, the lower edges of the two support beams are connected by mounting strips; a pair of cylinders are vertically fixed side by side on the lower surface of the mounting strips; the output ends of the two cylinders slide through the mounting strips and are fixed with positioning blocks; one side of the positioning block can conflict with an edge of the photovoltaic panel between the two support beams close to the output end of the conveyor belt.

[0009] As a preferred technical solution of the present invention, the bidirectional drive mechanism includes a guide rod and a bidirectional screw arranged horizontally side by side; the guide rod and the bidirectional screw are both inserted and arranged on two support beams, and the bidirectional screw is rotatably connected to the two support beams; a first pulley is fixedly sleeved on the bidirectional screw; the first pulley is connected to the second pulley through a synchronous belt transmission; the second pulley is fixedly sleeved on the output shaft of a second motor; the second motor is fixed on a support beam; the two threaded sections of the bidirectional screw are both threadedly connected to transmission blocks; the two transmission blocks are respectively arranged on the relative outer sides of the two support beams; one end of the two transmission blocks is slidably sleeved on the guide rod.

[0010] As a preferred technical solution of the present invention, the frame strip supporting mechanism includes a pair of first supporting boxes with a strip-shaped structure and a pair of second supporting boxes with a strip-shaped structure; the two first supporting boxes and the two second supporting boxes are both arranged parallel to the support beam, and the two second supporting boxes are respectively arranged below the two first supporting boxes; a pair of positioning bars are vertically fixed side by side on the two first supporting boxes, and the two second supporting boxes are respectively fixed on the two pairs of positioning bars; the lower ends of the two pairs of positioning bars are respectively fixed on the two transmission blocks; the two first supporting boxes and the two second supporting boxes are connected to the first exhaust pipe; the relative inner sides of the two first supporting boxes and the relative inner sides of the two second supporting boxes are both provided with a plurality of first negative pressure holes side by side, and the upper and lower edges of the relative inner sides of the two first supporting boxes and the upper and lower edges of the relative inner sides of the two second supporting boxes are provided with limiting convex edges; a first accommodating space for placing short frame strips is formed between the two limiting convex edges on any one of the first supporting boxes; a second accommodating space for placing long frame strips is formed between the two limiting convex edges on any one of the second supporting boxes.

[0011] Material toggling mechanism, its both ends are to be connected with the up-down knob.The knobby handle is on the top of described sliding knob.The knobby handle is in the rotation on the cam face, and the sliding knob has a round shank to contact with the sliding knob.

[0012] As a preferred technical solution of the present invention, a third motor is horizontally fixed on the lower surface of the support slat; the output shaft of the third motor is fixedly sleeved with a first bevel gear; the first bevel gear is meshed with a second bevel gear; the second bevel gear is fixedly sleeved on the lower end of the rotating cylinder; the upper end of the rotating cylinder is fixedly sleeved with a third bevel gear; a pair of fourth bevel gears are meshed on the third bevel gear; the two fourth bevel gears are respectively fixedly sleeved on one end portion close to the two screws.

[0013] The present invention has the following beneficial effects:

[0014] The present invention comprises a pair of short frame bars and a pair of long frame bars installed on a frame bar carrying mechanism, and the two long frame bars are respectively arranged under the two short frame bars, and the length directions of the short frame bars and the long frame bars are both arranged parallel to the conveying direction of the conveying mechanism, and then the conveying mechanism is used to convey and position the photovoltaic panel, and then the two long frame bars are installed on the two long edges of the photovoltaic panel by a bidirectional driving mechanism, and then the bidirectional driving mechanism is used to drive the short frame bars away from the photovoltaic panel, and then the photovoltaic panel on the conveying mechanism is driven to rotate upward by a rotary lifting mechanism, so as to cause the photovoltaic panel to separate from the conveying mechanism and rotate the photovoltaic panel horizontally by 90 degrees, and the adjusted photovoltaic panel corresponds to the position of the short frame bars, and then the two short frame bars are installed on the two short edges of the photovoltaic panel by a bidirectional driving mechanism, and then the photovoltaic panel is driven to rotate downward by the rotary lifting mechanism, so as to cause the photovoltaic panel to fall back on the conveying mechanism, and finally the framed photovoltaic panel is output by the conveying mechanism, which not only effectively improves the framing accuracy of the photovoltaic panel, but also reduces the labor intensity of the workers.

[0015] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the drawings required for describing the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0017] Figure 1 The figure is a schematic structural diagram of a framing device for assembling photovoltaic panels according to the present invention.

[0018] Figure 2 for Figure 1 The main view of the structure.

[0019] Figure 3 It is a structural schematic diagram of the conveying mechanism of the present invention.

[0020] Figure 4 It is a structural schematic diagram of the bidirectional drive mechanism of the present invention.

[0021] Figure 5 It is a structural schematic diagram of the frame strip supporting mechanism of the present invention.

[0022] Figure 6 It is a structural schematic diagram of the rotary lifting mechanism of the present invention.

[0023] Figure 7 for Figure 6 The main view of the structure.

[0024] Figure 8 It is a structural schematic diagram of the connection between the spline shaft and the lifting box of the present invention.

[0025] Figure 9 It is a schematic structural diagram of the connection between the screw and the rotating barrel of the present invention.

[0026] In the accompanying drawings, the components represented by the reference numerals are as follows:

[0027] 1- conveying mechanism, 2- bidirectional driving mechanism, 3- frame bar carrying mechanism, 4- rotating lifting mechanism, 101- supporting beam, 102- rotating shaft, 103- first motor, 104- roller, 105- conveyor belt, 106- mounting slats, 107- cylinder, 108- positioning block, 201- guide rod, 202- bidirectional screw, 203- first pulley, 204- second pulley, 205- second motor, 206- transmission block, 301- first carrying box, 302- second carrying box, 303- Positioning bar, 304-first air extraction pipe, 305-first negative pressure hole, 306-limiting convex edge, 401-supporting strip, 402-rotating cylinder, 403-spline shaft, 404-lifting box, 405-second air extraction pipe, 406-second negative pressure hole, 407-annular guide rail, 408-screw, 409-push-pull block, 410-transmission rod, 411-slider, 412-third motor, 413-first bevel gear, 414-second bevel gear, 415-third bevel gear, 416-fourth bevel gear. DETAILED DESCRIPTION

[0028] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making any creative efforts shall fall within the scope of protection of the present invention.

[0029] Example 1:

[0030] See also Figure 1-2As shown, the present invention is a framing device for assembling photovoltaic panels, including a conveying mechanism 1 for horizontally conveying photovoltaic panels; a bidirectional driving mechanism 2 is horizontally installed on the conveying mechanism 1; the driving direction of the bidirectional driving mechanism 2 is set perpendicular to the conveying direction of the conveying mechanism 1; the bidirectional driving mechanism 2 is installed with a frame bar supporting mechanism 3 corresponding to the conveying mechanism 1; the conveying mechanism 1 is installed with a rotating lifting mechanism 4 corresponding to the frame bar supporting mechanism 3; the rotating lifting mechanism 4 can drive the photovoltaic panels on the conveying mechanism 1 to rotate up and down. During use, a pair of short frame bars and a pair of long frame bars are installed on the frame bar carrying mechanism 3, and the two long frame bars are respectively arranged under the two short frame bars, and the length directions of the short frame bars and the long frame bars are both arranged parallel to the conveying direction of the conveying mechanism 1, and then the conveying mechanism 1 is used to convey and position the photovoltaic panel, and then the two long frame bars are installed on the two long edges of the photovoltaic panel by the bidirectional driving mechanism 2, and then the bidirectional driving mechanism 2 is used to drive the short frame bars away from the photovoltaic panel, and then the photovoltaic panel on the conveying mechanism 1 is driven by the rotary lifting mechanism 4 to rotate upward, prompting the photovoltaic panel to separate from the conveying mechanism 1 and rotate the photovoltaic panel horizontally 90°, and the adjusted photovoltaic panel corresponds to the position of the short frame bars, and then the two short frame bars are installed on the two short edges of the photovoltaic panel by the bidirectional driving mechanism 2, and then the photovoltaic panel is driven by the rotary lifting mechanism 4 to rotate downward, prompting the photovoltaic panel to fall back on the conveying mechanism 1, and finally the framed photovoltaic panel is output by the conveying mechanism 1, which not only effectively improves the framing accuracy of the photovoltaic panel, but also reduces the labor intensity of the workers.

[0031] Among them Figure 3-4As shown, the conveying mechanism 1 includes a pair of support beams 101 arranged horizontally side by side; a pair of rotating shafts 102 are connected to each other in a side-by-side rotation manner between the two support beams 101; one end of a rotating shaft 102 is fixed to the output shaft of a first motor 103; the first motor 103 is bolted to a support beam 101; both ends of the two rotating shafts 102 are keyed to rollers 104, and the two rotating shafts 102 are facing the rollers 104 on the same end through a conveyor belt 105 for transmission connection; the two conveyor belts 105 are arranged side by side between the two support beams 101; the lower edges of the two support beams 101 are connected by mounting strips 106; the lower surface of the mounting strips 106 is vertically bolted to a pair of cylinders 107; the output ends of the two cylinders 107 both slide through the mounting strips 106 and are bolted to positioning blocks 108; one side of the positioning block 108 can conflict with an edge of the photovoltaic panel between the two support beams 101 close to the output end of the conveyor belt 105. During use, the positioning block 108 is driven upward to a certain position by the cylinder 107, and then the photovoltaic panel is placed horizontally on the two conveyor belts 105. The first motor 103 is used to drive the roller 104 to rotate via the rotating shaft 102, so that the conveyor belt 105 conveys the photovoltaic panel. When one side of the positioning block 108 collides with an edge of the photovoltaic panel between the two support beams 101 close to the output end of the conveyor belt 105, the conveyor belt 105 stops moving and the photovoltaic panel reaches the framing position, thereby improving the positioning accuracy of the photovoltaic panel.

[0032] Example 2:

[0033] Based on Example 1 Figure 4-5As shown, the bidirectional drive mechanism 2 includes a guide rod 201 and a bidirectional screw 202 arranged horizontally side by side; the guide rod 201 and the bidirectional screw 202 are both interspersed and arranged on the two support beams 101, and the bidirectional screw 202 is rotatably connected to the two support beams 101; a first pulley 203 is keyed to the bidirectional screw 202; the first pulley 203 is connected to the second pulley 204 through a synchronous belt drive; the second pulley 204 is keyed to the output shaft of a second motor 205; the second motor 205 is bolted to the The two threaded sections of the bidirectional screw 202 are both threadedly connected to the transmission blocks 206; the two transmission blocks 206 are respectively arranged on the opposite outer sides of the two support beams 101; one end of the two transmission blocks 206 is slidably sleeved on the guide rod 201; the frame bar bearing mechanism 3 includes a pair of first bearing boxes 301 in a strip-shaped structure and a pair of second bearing boxes 302 in a strip-shaped structure; the two first bearing boxes 301 and the two second bearing boxes 302 are both arranged parallel to the support beam 101, and the two The second carrier boxes 302 are respectively arranged below the two first carrier boxes 301; a pair of positioning bars 303 are vertically bolted side by side on the two first carrier boxes 301, and the two second carrier boxes 302 are respectively bolted to the two pairs of positioning bars 303; the lower ends of the two pairs of positioning bars 303 are respectively bolted to the two transmission blocks 206; the two first carrier boxes 301 and the two second carrier boxes 302 are respectively connected to the first exhaust pipe 304; the opposite inner sides of the two first carrier boxes 301 and the two second carrier boxes 302 are connected to the first exhaust pipe 304; The relative inner sides of the carrier box 302 are provided with multiple first negative pressure holes 305 in side by side, and the upper and lower edges of the relative inner sides of the two first carrier boxes 301 and the upper and lower edges of the relative inner sides of the two second carrier boxes 302 are all integrally formed with limiting convex edges 306; a first accommodating space for placing short frame strips is formed between the two limiting convex edges 306 on any first carrier box 301; a second accommodating space for placing long frame strips is formed between the two limiting convex edges 306 on any second carrier box 302.When in use, by sliding the short frame strips into the first accommodating space and the long frame strips into the second accommodating space, and designing the length of the first carrier box 301 to be consistent with the length of the short frame strips and the length of the second carrier box 302 to be consistent with the length of the long frame strips, the positioning accuracy of the long frame strips and the short frame strips can be improved, and then the first carrier box 301 and the second carrier box 302 are vacuumed through the first exhaust pipe 304, so that the short frame strips and the long frame strips are adsorbed on the first negative pressure hole 305. After the conveying mechanism 1 conveys and positions the photovoltaic panel, the bidirectional screw 2 is driven by the second motor 205 through the second pulley 204 and the first pulley 203. 02 rotates, prompting the two transmission blocks 206 to move close to each other, so that the two long frame bars are installed on the two long edges of the photovoltaic panel respectively. After the second carrying box 302 temporarily loses the negative pressure state, the two transmission blocks 206 are driven to move away from each other, thereby completing the installation of the long frame bars. After the rotary lifting mechanism 4 adjusts the photovoltaic panel, the two transmission blocks 206 are driven to move close to each other, so that the two short frame bars are installed on the two long edges of the photovoltaic panel respectively. After the first carrying box 301 temporarily loses the negative pressure state, the two transmission blocks 206 are driven to move away from each other, thereby completing the installation of the short frame bars, effectively improving the installation accuracy and efficiency of the frame bars.

[0034] Example 3:

[0035] Based on Example 2, Figure 6-9As shown, the rotary lifting mechanism 4 includes support strips 401 respectively connected at both ends to the lower edges of the two support beams 101 with bolts; the support strips 401 are arranged between the guide rods 201 and the bidirectional screws 202; a rotating cylinder 402 is vertically rotatably connected to the support strips 401; a spline shaft 403 is slidably inserted in the rotating cylinder 402; the spline shaft 403 can move up and down in the rotating cylinder 402 and can rotate synchronously with the rotating cylinder 402; the upper end of the spline shaft 403 is horizontally bolted to a lifting box 404 with a circular structure; the circumferential side wall of the lifting box 404 is connected to a second exhaust pipe 405; the top wall of the lifting box 404 is evenly provided with a plurality of second negative pressure holes 406; the bottom wall of the lifting box 404 is coaxially bolted to an annular guide rail 407; a pair of coaxially arranged screws 408 are horizontally arranged below the annular guide rail 407; the two screws 408 The separated ends are respectively rotatably connected to the two support beams 101; the two screws 408 are threadedly connected to the push-pull blocks 409; the two push-pull blocks 409 are rotatably connected to the transmission rod 410; the ends of the two transmission rods 410 away from the push-pull blocks 409 are rotatably connected to the slider 411; the two sliders 411 are slidably connected to the annular guide rail 407; the lower surface of the support slat 401 is horizontally bolted to the third motor 412; the output shaft of the third motor 412 is keyed to the first bevel gear 413; the first bevel gear 413 is meshed with the second bevel gear 414; the second bevel gear 414 is keyed to the lower end of the rotating cylinder 402; the upper end of the rotating cylinder 402 is keyed to the third bevel gear 415; a pair of fourth bevel gears 416 are meshed on the third bevel gear 415; the two fourth bevel gears 416 are respectively keyed to the ends close to the two screws 408.When in use, after the installation of the long frame strip is completed, the cylinder 107 first drives the positioning block 108 to move downward to reset, causing the positioning block 108 to disengage from the photovoltaic panel, and then the third motor 412 drives the screw 408 to rotate through the first bevel gear 413, the second bevel gear 414, the rotating cylinder 402, the third bevel gear 415 and the fourth bevel gear 416, causing the two push-pull blocks 409 to make similar movements, thereby driving the lifting box 404 to move upward through the transmission rod 410, the slider 411 and the annular guide rail 407. At the same time, the rotating cylinder 402 drives the lifting box 404 to rotate horizontally through the spline shaft 403, causing the top wall of the lifting box 404 to fit the lower surface of the photovoltaic panel, and then the lifting box 404 is vacuumed through the second exhaust pipe 405, causing the photovoltaic panel to be adsorbed on the second negative pressure hole 406, the photovoltaic panel is positioned on the lifting box 404, and the lifting box 404 is continued to be controlled to move upward to realize the detachment of the photovoltaic panel from the conveyor belt 105. At the same time, the photovoltaic panel spirally rotates 90°, and then the photovoltaic panel stops moving. At this time, the photovoltaic panel corresponds to the position of the short frame strips, and the two-way drive mechanism 2 is used to install the two short frame strips on the two short edges of the photovoltaic panel. Then, the photovoltaic panel is driven downward by the lifting box 404. After the photovoltaic panel is put back on the conveyor belt 105, the lifting box 404 is controlled by the conveyor belt 105 to lose the negative pressure state. At the same time, the lifting box 404 continues to move downward to reset, and the above operation is repeated, thereby realizing the rotary lifting operation of multiple photovoltaic panels, effectively ensuring the framing effect and framing efficiency of the photovoltaic panels.

[0036] The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. These preferred embodiments do not exhaustively describe all details, nor do they limit the present invention to the specific embodiments described. Obviously, many modifications and variations are possible based on the content of this specification. These embodiments are selected and described in detail in this specification to better explain the principles and practical applications of the present invention, thereby enabling those skilled in the art to better understand and utilize the present invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. Framing equipment for photovoltaic panel assembly, characterized in that: It comprises a conveying mechanism (1) for horizontally conveying photovoltaic panels; A bidirectional driving mechanism (2) is horizontally mounted on the conveying mechanism (1); the driving direction of the bidirectional driving mechanism (2) is arranged perpendicular to the conveying direction of the conveying mechanism (1); a frame bar bearing mechanism (3) corresponding to the conveying mechanism (1) is mounted on the bidirectional driving mechanism (2); a rotating lifting mechanism (4) corresponding to the frame bar bearing mechanism (3) is mounted on the conveying mechanism (1); the rotating lifting mechanism (4) can drive the photovoltaic panel on the conveying mechanism (1) to rotate up and down.

2. The framing equipment for photovoltaic panel assembly according to claim 1, characterized in that: The conveying mechanism (1) comprises a pair of support beams (101) arranged horizontally side by side; a pair of rotating shafts (102) are connected to each other in a side-by-side manner; one end of one rotating shaft (102) is fixed to the output shaft of a first motor (103); the first motor (103) is fixed to a support beam (101); rollers (104) are fixedly sleeved on both ends of the two rotating shafts (102), and the two rotating shafts (102) are connected to each other by a conveyor belt (105) facing the rollers (104) on the same end; the two conveyor belts (105) are arranged side by side between the two support beams (101).

3. The framing equipment for photovoltaic panel assembly according to claim 2, characterized in that: The lower edges of the two support beams (101) are connected via a mounting strip (106); a pair of cylinders (107) are vertically fixed side by side on the lower surface of the mounting strip (106); the output ends of the two cylinders (107) both slide through the mounting strip (106) and are both fixed with positioning blocks (108); a side surface of the positioning block (108) can collide with an edge of a photovoltaic panel between the two support beams (101) close to the output end of the conveyor belt (105).

4. The framing equipment for photovoltaic panel assembly according to claim 2 or 3, characterized in that: The bidirectional driving mechanism (2) comprises a guide rod (201) and a bidirectional screw (202) arranged horizontally side by side; the guide rod (201) and the bidirectional screw (202) are both interlaced and arranged on two support beams (101), and the bidirectional screw (202) is rotatably connected to the two support beams (101); a first pulley (203) is fixedly sleeved on the bidirectional screw (202); the first pulley (203) is connected to a second pulley (204) through a synchronous belt transmission; the second pulley (204) is fixedly sleeved on an output shaft of a second motor (205); the second motor (205) is fixed on a support beam (101); two threaded sections of the bidirectional screw (202) are both threadedly connected to a transmission block (206); the two transmission blocks (206) are respectively arranged on the opposite outer sides of the two support beams (101); one end of the two transmission blocks (206) is slidably sleeved on the guide rod (201).

5. The framing equipment for photovoltaic panel assembly according to claim 4, characterized in that: The frame bar bearing mechanism (3) comprises a pair of first bearing boxes (301) in a strip-shaped structure and a pair of second bearing boxes (302) in a strip-shaped structure; the two first bearing boxes (301) and the two second bearing boxes (302) are both arranged in parallel with the support beam (101), and the two second bearing boxes (302) are respectively arranged below the two first bearing boxes (301); a pair of positioning bars (303) are vertically fixed side by side on the two first bearing boxes (301), and the two second bearing boxes (302) are respectively fixed on the two pairs of positioning bars (303); the lower ends of the two pairs of positioning bars (303) are respectively fixed on the two transmission blocks (206); the two first bearing boxes (301) and the two second bearing boxes (302) are respectively fixed on the two pairs of positioning bars (303); the lower ends of the two pairs of positioning bars (303) are respectively fixed on the two transmission blocks (206); The second carrier boxes (302) are each connected to a first exhaust pipe (304); the relative inner side surfaces of the two first carrier boxes (301) and the relative inner side surfaces of the two second carrier boxes (302) are each provided with a plurality of first negative pressure holes (305) arranged side by side, and the upper and lower edges of the relative inner side surfaces of the two first carrier boxes (301) and the upper and lower edges of the relative inner side surfaces of the two second carrier boxes (302) are each provided with limiting convex edges (306); a first accommodating space for placing a short frame strip is formed between the two limiting convex edges (306) on any one of the first carrier boxes (301); a second accommodating space for placing a long frame strip is formed between the two limiting convex edges (306) on any one of the second carrier boxes (302).

6. The framing equipment for photovoltaic panel assembly according to claim 5, characterized in that: The rotary lifting mechanism (4) comprises a support strip (401) whose two ends are respectively fixed on the lower edges of the two support beams (101); the support strip (401) is arranged between the guide rod (201) and the bidirectional screw (202); a rotating cylinder (402) is vertically rotatably connected to the support strip (401); a spline shaft (403) is slidably inserted into the rotating cylinder (402); a lifting box (404) with a circular structure is horizontally fixed to the upper end of the spline shaft (403); a second exhaust pipe (405) is connected to the circumferential side wall of the lifting box (404); and a plurality of second negative pressure holes are evenly distributed on the top wall of the lifting box (404). (406); a circular guide rail (407) is coaxially fixed to the bottom wall of the lifting box (404); a pair of coaxially arranged screw rods (408) are horizontally arranged below the circular guide rail (407); the ends of the two screw rods (408) that are separated are respectively rotatably connected to the two support beams (101); the two screw rods (408) are both threadedly connected to push-pull blocks (409); the two push-pull blocks (409) are both rotatably connected to transmission rods (410); the ends of the two transmission rods (410) that are away from the push-pull blocks (409) are both rotatably connected to sliders (411); the two sliders (411) are both slidably connected to the circular guide rail (407).

7. The framing equipment for photovoltaic panel assembly according to claim 6, characterized in that: A third motor (412) is horizontally fixed on the lower surface of the support strip (401); the output shaft of the third motor (412) is fixedly sleeved with a first bevel gear (413); the first bevel gear (413) is meshed with a second bevel gear (414); the second bevel gear (414) is fixedly sleeved on the lower end of the rotating cylinder (402); the upper end of the rotating cylinder (402) is fixedly sleeved with a third bevel gear (415); a pair of fourth bevel gears (416) are meshed on the third bevel gear (415); the two fourth bevel gears (416) are respectively fixedly sleeved on the adjacent ends of the two screws (408).

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