Transferring equipment of photovoltaic silicon wafer coating jig

Abstract

The utility model provides a transfer device for a photovoltaic silicon wafer coating jig, which relates to the technical field of photovoltaic silicon wafer manufacturing and comprises a supporting bottom frame, a plurality of universal wheels connected to the bottom of the supporting bottom frame, lifting mechanisms symmetrically connected to the inner side of the supporting bottom frame, a transfer frame connected to the tops of the lifting mechanisms, and horizontal rollers arranged at the top of the transfer frame at intervals. One end of the transshipment frame is connected with a fixed limiting plate, the other end of the transshipment frame is connected with a lifting limiting piece, and vertical limiting pieces are symmetrically arranged in the conveying direction of the transshipment frame. The technical problems that when the jig is conveyed into the coating equipment, a plurality of workers need to be tightly matched and need to cooperatively lift the heavy jig to a conveying belt at an equipment inlet, and the operation process which highly depends on manpower and is tedious consumes a large amount of manpower resources, increases the production cost and has huge potential safety hazards are solved.

Description

TECHNICAL FIELD

[0001] The utility model mainly relates to photovoltaic silicon wafer manufacturing technical field, concretely relates to a kind of photovoltaic silicon wafer coating jig's transfer equipment. BACKGROUND

[0002] In the production process of solar cell, in order to improve the coating efficiency, 270 silicon wafers are sent into the coating equipment at the same time, before entering the coating equipment, the silicon wafers are placed on the special jig by mechanical hand, the jig carries the silicon wafers and is loaded to the conveying belt of coating equipment, the silicon wafers are picked into the flower basket after completing coating in the equipment, and the jig is sent out of the coating equipment by the conveying belt.

[0003] The existing photovoltaic silicon wafer coating has the following defects: the large jig carrying 270 silicon wafers is particularly troublesome when being sent into the coating equipment due to its large size, this process usually needs close cooperation of multiple workers, they need to lift the heavy jig to the conveying belt of equipment entrance, similarly, when the empty jig is sent out of the equipment by the conveying belt, multiple workers are also needed to catch it to ensure its safe landing. This highly dependent on manpower and tedious operation process not only consumes a large amount of human resources and increases production cost, more importantly, it hides a huge safety hazard, if there is any omission in the cooperation of workers during lifting and sending the jig, it may cause serious safety accidents.

[0004] It should be noted that the above content belongs to the technical cognition category of the utility model person, since the technical content of the field is vast and complex, therefore the above content of the present application does not necessarily constitute the prior art. UTILITY MODEL CONTENT

[0005] 1. Technical problem to be solved by the utility model:

[0006] The utility model provides a kind of photovoltaic silicon wafer coating jig's transfer equipment to solve the technical problems existing in the above background technical.

[0007] 2. Technical scheme:

[0008] In order to achieve the above object, the utility model provides technical scheme for a kind of photovoltaic silicon wafer coating jig's transfer equipment, including support base frame, the support base frame bottom is connected with multiple universal wheels, the support base frame inner side is connected with the lifting mechanism of symmetrical arrangement, the lifting mechanism top is connected with transfer frame, horizontal roller is equipped at the top of transfer frame, one end of transfer frame is connected with fixed limit plate, the other end of transfer frame is connected with lifting limit piece, the conveying direction of transfer frame is symmetrically equipped with vertical limit piece, the device is used to transfer operation to photovoltaic silicon wafer coating jig, when working, the coating jig loaded with silicon wafer is pushed from lifting limit piece end to transfer frame direction, until coating jig and fixed limit plate abut, in lifting limit piece is raised, coating jig is limited, prevent coating jig from shaking during transportation and cause silicon wafer damage, since the top of the device is equipped with multiple horizontal rollers, therefore staff can conveniently push coating jig into, without multiple people cooperate to lift coating jig, when coating jig is placed in transfer frame, operator can push the entire equipment to subsequent silicon wafer coating conveying belt place by universal wheel, in lowering lifting limit piece and stopping limit, then coating jig is pushed out, after waiting silicon wafer on coating jig loading ends, empty coating jig is pushed in limit, then the entire device is moved to coating jig loading place and is loaded again, so circulation completes the conveying work of coating jig, in order to adapt to the coating conveying belt of different height, lifting mechanism can be adjusted the height of top transfer frame, the device only needs 1 to 2 workers to complete coating jig loading and unloading, and worker only needs to push the device to push coating jig into coating equipment entrance conveying belt, the transfer process of jig from transfer equipment to conveying belt is stable without shaking, and the jig will not be misaligned, save the re-loading of misalignment, thereby improve production efficiency.

[0009] Further, the lifting mechanism includes a first diagonal brace, the first diagonal brace is rotatably connected with a second diagonal brace in the middle, the first diagonal brace and the second diagonal brace form an "X" shape structure, the first diagonal brace and the second diagonal brace are symmetrically arranged and connected with a first connecting rod and a second connecting rod on one side, the first connecting rod and the second connecting rod are connected with guide wheels at both ends, the guide wheels are slidably connected with the support base frame and the transfer frame, the first connecting rod and the second connecting rod are further connected with a third connecting rod, the first connecting rod at the bottom is hingedly connected with a first hydraulic cylinder, the first hydraulic cylinder is hingedly connected with the third connecting rod at the end, and the first hydraulic cylinder is connected with a pressing device through a hydraulic pipeline.

[0010] Further, the pressing device is arranged on one side of the supporting bottom frame, the pressing device comprises a second hydraulic cylinder, an outer arm of the second hydraulic cylinder is connected with a base, the base is slidably connected with a guide plate, the guide plate is connected with a second connecting rod at the top, the second connecting rod is connected with an L-shaped foot pedal rod at the outer side, a limiting ring is arranged at the bottom of the guide plate, a first spring is arranged at the bottom of the limiting ring, the first spring is arranged at the top of the second hydraulic cylinder, a pressure relief pedal is arranged on the side of the second hydraulic cylinder, and the second hydraulic cylinder is connected with the second hydraulic cylinder through a hydraulic pipeline.

[0011] Further, the positioning sliding groove is arranged at the top of the transfer frame, the positioning sliding groove is slidably connected with two symmetrical vertical limiters at the top, the vertical limiter comprises a sliding seat, a concave clamping block is connected with the outer side of the top of the sliding seat, a vertical roller is rotatably connected with the inner side of the concave clamping block, a threaded hole is formed in the sliding seat, and the threaded hole is matched with a limiting screw.

[0012] Further, the positioning sliding groove is arranged at the top of the transfer frame, the positioning sliding groove is slidably connected with two symmetrical vertical limiters at the top, the vertical limiter comprises a sliding seat, a concave clamping block is connected with the outer side of the top of the sliding seat, a vertical roller is rotatably connected with the inner side of the concave clamping block, a threaded hole is formed in the sliding seat, and the threaded hole is matched with a limiting screw.

[0013] Further, the positioning sliding groove is arranged at the top of the transfer frame, the positioning sliding groove is slidably connected with two symmetrical vertical limiters at the top, the vertical limiter comprises a sliding seat, a concave clamping block is connected with the outer side of the top of the sliding seat, a vertical roller is rotatably connected with the inner side of the concave clamping block, a threaded hole is formed in the sliding seat, and the threaded hole is matched with a limiting screw.

[0014] Further, the transfer frame is arranged in a rectangular shape in the middle, a damper is arranged on the top of the transfer frame, and a damping spring is arranged on the top of the damper.

[0015] Further, the supporting bottom frame is connected with a handrail on one side of the top, and a fixed plate is connected with the handrail.

[0016] Further, the horizontal rollers are arranged in a rectangular shape on the top of the transfer frame, and the transfer frame is arranged with weight reduction grooves at intervals.

[0017] 3. Beneficial effects:

[0018] Compared with the prior art, the technical scheme has the following beneficial effects:

[0019] The utility model discloses a reasonable design, the utility model discloses can through the silicon wafer coating fixture be placed on horizontal gyro wheel and be sent into the transfer frame, and it is fixed through fixed limiting plate and elevating limiting piece, like this can guarantee that the silicon wafer will not be due to the friction damage of shaking in the conveying process, and, the vertical limiting piece of both sides of the device still can limit the other two directions of coating fixture, further improve the stability, still set up the lifting mechanism and can adapt to different specifications of silicon wafer coating equipment.

[0020] The vertical limiting piece and the elevating limiting piece of the device can be adjusted within a certain range, thereby moving the coating fixture of different specifications.

[0021] It should be noted that the structures not introduced by the utility model are the same as the prior art or can be implemented by using the prior art since they do not involve the design points and improvement direction of the utility model, and thus will not be described here. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is the structural schematic diagram of the utility model;

[0023] Figure 2 It is the structural schematic diagram of the utility model Figure 1 ;

[0024] Figure 3 It is the structural schematic diagram of the utility model Figure 1 ;

[0025] Figure 4 It is the structural schematic diagram of the transfer frame of the utility model;

[0026] Figure 5 It is the structural schematic diagram of the utility model Figure 4 ;

[0027] Figure 6 It is the side structural schematic diagram of the utility model;

[0028] Figure 7 It is the bottom view structural schematic diagram of the utility model;

[0029] Figure 8 It is the structural schematic diagram of the utility model Figure 7 ;

[0030] REFERENCE SIGNS:

[0031] 1, support base frame; 11, handrail; 12, fixed plate; 2, universal wheel; 3, lifting mechanism; 31, first inclined support rod; 32, second inclined support rod; 33, first connecting rod; 34, second connecting rod; 35, guide wheel; 36, third connecting rod; 37, first hydraulic cylinder; 38, pressing device; 381, second hydraulic cylinder; 382, base; 383, guide plate; 384, second connecting rod; 385, L-shaped foot pedal rod; 386, limiting ring; 387, first spring; 388, pressure relief pedal; 4, transfer frame; 41, positioning sliding groove; 411, containing groove; 412, second spring; 42, second sliding groove; 43, lifting limiting block; 44, lifting groove; 45, limiting clamping block; 46, first magnetic attraction block; 47, second magnetic attraction block; 48, positioning block; 49, positioning hole; 401, damper; 402, shock absorbing spring; 403, lifting plate; 11, handrail; 5, horizontal roller; 51, weight reduction groove; 6, fixed limiting plate; 7, lifting limiting piece; 8, vertical limiting piece; 81, sliding seat; 82, concave clamping block; 83, vertical roller; 84, threaded hole; 85, limiting screw. DETAILED DESCRIPTION

[0032] In order to facilitate the understanding of the present application, the present application will be described more fully below with reference to the accompanying drawings, in which several embodiments of the present application are given. However, the present application can be realized in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present application more thorough and comprehensive.

[0033] In the description of the present application, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "page", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the purpose of facilitating the description of the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0034] In addition, the terms "first" and "second" are only for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features defined as "first" and "second" can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "multiple" is two or more, unless otherwise specifically limited.

[0035] In the utility model, unless another definite provision and limitation, the terms "mount", "connect", "connect", "fix", "have", "have" and so on terms should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connect;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through intermediate medium, can be two element internal communication. For ordinary skilled person in the art, the specific meaning of the above terms in the utility model can be understood according to specific circumstances.

[0036] It should be noted that the structures not introduced in the utility model can adopt the prior art known by those skilled in the art since they do not involve the design points and improvement direction of the utility model.

[0037] The specific implementation of the utility model is described in detail below in combination with specific embodiments.

[0038] Refer to the accompanying drawings Figures 1-8 A kind of photovoltaic silicon wafer coating jig's transfer equipment, including support base frame 1, the support base frame 1 bottom is connected with multiple universal wheels 2, the support base frame 1 inner side is connected with the lifting mechanism 3 of symmetrical arrangement, the lifting mechanism 3 top is connected with transfer frame 4, the transfer frame 4 top is equipped with horizontal roller 5 with interval, one end of the transfer frame 4 is connected with fixed limiting plate 6, the other end of the transfer frame 4 is connected with lifting limiting piece 7, the conveying direction of the transfer frame 4 is equipped with vertical limiting piece 8 with symmetry, the device is used to transfer photovoltaic silicon wafer coating jig and work, when working, the coating jig loaded with silicon wafer is pushed from lifting limiting piece 7 end to the direction of transfer frame 4, until the coating jig and fixed limiting plate 6 abut, in lifting limiting piece 7 is lifted, the coating jig is limited, prevent the coating jig from shaking in the process of transportation and cause silicon wafer damage, since the top of the device is provided with multiple horizontal rollers 5, therefore staff can conveniently push the coating jig into, without multiple people cooperate to lift the coating jig, when the coating jig is placed in transfer frame 4, operator can push the entire equipment through universal wheel 2 to subsequent silicon wafer coating conveying belt, in lowering stopping limiting of lifting limiting piece 7, then the coating jig is pushed out, after waiting for the silicon wafer on the coating jig loading ends, the empty coating jig is pushed in and limited, then the entire device moves to the coating jig loading place and loads again, so the conveying work of coating jig is completed, in order to adapt to the coating conveying belt of different height, lifting mechanism 3 can adjust the height of top transfer frame 4, the device only needs 1 to 2 workers to complete the loading and unloading of coating jig, and workers only need to push the device to push the coating jig into the conveying belt at the entrance of coating equipment, the transfer process of jig from transfer equipment to conveying belt is stable without shaking, the jig will not be misaligned, save the re-loading of misalignment, thereby improve production efficiency.

[0039] The lifting mechanism 3 comprises a first diagonal brace 31, a second diagonal brace 32 is rotationally connected in the middle of the first diagonal brace 31, the first diagonal brace 31 and the second diagonal brace 32 form an "X" structure, the symmetrically arranged first diagonal brace 31 and the second diagonal brace 32 are respectively connected by a first connecting rod 33 and a second connecting rod 34 on one side, the two ends of the first connecting rod 33 and the second connecting rod 34 are connected with guide wheels 35, the guide wheels 35 are respectively slidably connected with the support bottom frame 1 and the transfer frame 4, the first connecting rod 33 and the second connecting rod 34 are further connected by a third connecting rod 36, the first connecting rod 33 at the bottom is hingedly connected with a first hydraulic cylinder 37, the end of the first hydraulic cylinder 37 is hingedly connected with the third connecting rod 36, the first hydraulic cylinder 37 is connected with a pressing device 38 through a hydraulic pipeline, the lifting mechanism 3 can lift the transfer frame 4 at the top, and then adapt to the conveying belt of the coating equipment of different heights, when the height needs to be adjusted, the pressing device 38 drives the first hydraulic cylinder 37 to perform lifting operation, when the first hydraulic cylinder 37 is stretched out, the first connecting rod 33 and the second connecting rod 34 will slide along the support bottom frame 1 and the transfer frame 4 inward, thereby increasing the height of the entire equipment, when the first hydraulic cylinder 37 is retracted, the first connecting rod 33 and the second connecting rod 34 slide along the support bottom frame 1 and the transfer frame 4 outward, thereby reducing the height of the entire equipment.

[0040] The pressing device 38 is arranged on one side of the support bottom frame 1, the pressing device 38 comprises a second hydraulic cylinder 381, the outer arm of the second hydraulic cylinder 381 is connected with a base 382, the inner side of the base 382 is slidably connected with a guide plate 383, the top of the guide plate 383 is connected with a second connecting rod 384, the outer side of the second connecting rod 384 is connected with an L-shaped foot pedal 385, the bottom of the guide plate 383 is provided with a limiting ring 386, the bottom of the limiting ring 386 is provided with a first spring 387, the first spring 387 is arranged on the top of the second hydraulic cylinder 381, the side of the second hydraulic cylinder 381 is provided with a pressure relief pedal 388, the second hydraulic cylinder 381 is connected with the second hydraulic cylinder 381 through a hydraulic pipeline, the pressing device 38 is used to adjust the extension and retraction of the first hydraulic cylinder 37, when the first hydraulic cylinder 37 needs to be stretched, the operator presses the L-shaped foot pedal 385 with his foot, the second connecting rod 384 will drive the guide plate 383 to move downward, thereby delivering hydraulic oil to the second hydraulic cylinder 381 through the hydraulic pipeline, then under the action of the first spring 387, the limiting ring 386 and the guide plate 383 will be reset, the operator can complete the lifting of the transfer frame 4 by repeatedly stepping on the L-shaped foot pedal, when the transfer frame 4 needs to be lowered, the pressure relief pedal 388 can be stepped on.

[0041] The top of the transfer frame 4 is spaced apart from the positioning sliding groove 41, the top of the positioning sliding groove 41 is slidably connected with two symmetrically arranged vertical limiters 8, the vertical limiter 8 comprises a sliding seat 81, the outer side of the top of the sliding seat 81 is connected with a concave clamping block 82, the inner side of the concave clamping block 82 is rotatably connected with a vertical roller 83, a threaded hole 84 is formed in the sliding seat 81, and the threaded hole 84 is matched and connected with a limiting screw 85; the two symmetrically arranged vertical rollers 83 can guide the sliding of the two side edges of the coating tool, the sliding seat 81 can slide in the positioning sliding groove 41, the distance between the two sliding seats 81 can be adjusted, thereby adapting to the transfer operation of the coating tool with different widths; when it is necessary to adjust the distance between the sliding seats 81, the limiting screw 85 is unscrewed, and then the sliding seat 81 is moved to the preset position and locked by the limiting screw 85.

[0042] A containing groove 411 is formed in the middle of the positioning sliding groove 41, a second spring 412 is arranged in the containing groove 411, one end of the second spring 412 is connected with a traction rope, and the other end of the traction rope is connected with the sliding seat 81; after the coating tool enters the transfer frame 4 through the horizontal roller 5, the limiting screw 85 can be loosened, the two concave clamping blocks 82 automatically approach the frame of the coating tool under the action of the spring, thereby adapting to the coating tool, and then the limiting screw 85 is tightened.

[0043] A second sliding groove 42 is symmetrically formed in one side of the top of the transfer frame 4, the second sliding groove 42 is slidably connected with a lifting limiting block 43, a lifting groove 44 is formed in the top of the lifting limiting block 43, a third spring is arranged in the lifting groove 44, the top of the third spring is connected with a limiting clamping block 45, one side of the limiting clamping block 45 is provided with a first magnetic block 46, and the corresponding position of the lifting limiting block 43 is provided with a second magnetic block 47; the side of the lifting limiting block 43 is connected with a positioning block 48, and a positioning hole 49 is formed in the positioning block 48; since the lengths of different coating tools are different, in order to prevent the coating tool from sliding forward and backward on the horizontal roller 5 without limiting, the lifting limiting block 43 and the limiting clamping block 45 are arranged; before the coating tool is transported, the limiting clamping block 45 is adsorbed by the first magnetic block 46 and the second magnetic block 47, and does not affect the placement of the coating tool; when the coating tool is placed, the operator pushes the limiting clamping block 45 at the top, the limiting clamping block 45 moves upward under the action of the spring, the lifting limiting block 43 moves to the frame of the coating tool, thereby limiting the coating tool, finally the limiting clamping block 45 is connected and fixed with the positioning hole 49 by a screw, and when the coating tool is discharged, the limiting clamping block 45 is pressed again, so that the first magnetic block 46 and the second magnetic block 47 are adsorbed.

[0044] The damper 401 in the middle of the transfer frame 4 is arranged in a rectangular shape and matched with the damping spring 402, the top of the damper 401 is connected with the lifting plate 403, the lifting plate 403 is matched with the bottom damping spring 402, and the top plated tool can be supported and stabilized, when the plated tool is installed, the lifting plate 403 is pressed downward, and when the plated tool is completely put into the transfer frame 4, the lifting plate 403 abuts against the transfer frame 4.

[0045] The support bottom frame 1 is connected with the handrail 11 on one side of the top, the handrail 11 is connected with the fixed plate 12, and the operator can move the whole device through the handrail 11.

[0046] The horizontal roller 5 is arranged in a rectangular shape on the top of the transfer frame 4, the transfer frame 4 is provided with the lightening groove 51 at intervals, the lightening groove 51 can reduce the weight of the whole device, and the rectangular horizontal roller 5 is beneficial to the square plated tool to be put in and pulled out.

[0047] The above embodiment only expresses a certain embodiment of the utility model, the description is more specific and detailed, but it cannot be understood as the limitation of the utility model patent range; it should be pointed out that for ordinary skilled persons in the art, on the premise of not departing from the utility model concept, a number of deformations and improvements can be made, which belong to the protection range of the utility model; therefore, the protection range of the utility model patent should be subject to the appended claims.

Claims

1. A transfer device for a photovoltaic silicon wafer coating fixture, characterized in that: Including support bottom frame (1), the support bottom frame (1) bottom connects multiple universal wheels (2), the support bottom frame (1) inner side is connected with the lifting mechanism (3) that symmetrically sets up, the lifting mechanism (3) top is connected with the transfer frame (4), the transfer frame (4) top is spaced and is equipped with horizontal roller (5), one end of the transfer frame (4) is connected with fixed limit board (6), the other end of the transfer frame (4) is connected with lifting limit piece (7), the transfer frame (4) conveying direction is symmetrically equipped with vertical limit piece (8).

2. The transfer apparatus of a photovoltaic silicon wafer coating jig according to claim 1, wherein: The lifting mechanism (3) includes first inclined strut (31), the first inclined strut (31) middle part rotationally connected second inclined strut (32), the first inclined strut (31) and the second inclined strut (32) form "X" structure, symmetrically set up first inclined strut (31) and the second inclined strut (32) one side is connected through first connecting rod (33) and second connecting rod (34) respectively, the first connecting rod (33) and the second connecting rod (34) two ends are connected with guide wheel (35), the guide wheel (35) is slidably connected with the support bottom frame (1) and transfer frame (4) respectively, the first connecting rod (33) and the second connecting rod (34) are also connected through third connecting rod (36), the first connecting rod (33) bottom is hinged first hydraulic cylinder (37), the first hydraulic cylinder (37) end is hinged third connecting rod (36), the first hydraulic cylinder (37) is connected with pressing device (38) through hydraulic pipeline.

3. The transfer apparatus of a photovoltaic silicon wafer coating jig according to claim 2, wherein: The pressing device (38) is arranged on one side of the support bottom frame (1), the pressing device (38) includes second hydraulic cylinder (381), the second hydraulic cylinder (381) outer arm is connected with base (382), the base (382) inner side is slidably connected with guide plate (383), the guide plate (383) top is connected with second connecting rod (384), the second connecting rod (384) outer side is connected with L-shaped foot pedal rod (385), the guide plate (383) bottom is provided with limit ring (386), the limit ring (386) bottom is provided with first spring (387), the first spring (387) is arranged on the top of the second hydraulic cylinder (381), the second hydraulic cylinder (381) side is provided with pressure relief pedal (388), the second hydraulic cylinder (381) is connected with the second hydraulic cylinder (381) through hydraulic pipeline.

4. The transfer apparatus of a photovoltaic silicon wafer coating jig according to claim 1, wherein: The transfer frame (4) top is spaced apart and is provided with positioning sliding groove (41), the positioning sliding groove (41) top is slidably connected with two symmetrically arranged vertical limit pieces (8), the vertical limit piece (8) includes sliding seat (81), the sliding seat (81) top outer side is connected with concave clamping block (82), the concave clamping block (82) inner side is rotationally connected with vertical roller (83), the sliding seat (81) is provided with threaded hole (84), the threaded hole (84) is matched and connected with limit screw (85).

5. The transfer apparatus of a photovoltaic silicon wafer coating jig according to claim 4, wherein: The positioning sliding groove (41) is provided with a containing groove (411) in the middle, the containing groove (411) is provided with a second spring (412), the two ends of the second spring (412) are connected with one end of a traction rope, and the other end of the traction rope is connected with the sliding seat (81).

6. The transfer apparatus of a photovoltaic silicon wafer coating jig according to claim 1, wherein: The second sliding groove (42) is symmetrically formed on one side of the top of the transfer frame (4), the lifting limiting block (43) is connected with the second sliding groove (42) in a sliding mode, the lifting groove (44) is formed on the top of the lifting limiting block (43), the third spring is arranged in the lifting groove (44), the limiting block (45) is connected with the top of the third spring, the first magnetic block (46) is arranged on one side of the limiting block (45), the second magnetic block (47) is arranged at the corresponding position of the lifting limiting block (43), the positioning block (48) is connected with the side of the lifting limiting block (43), and the positioning hole (49) is formed in the positioning block (48).

7. The transfer apparatus of a photovoltaic silicon wafer coating jig according to claim 1, wherein: The damper (401) is arranged in the middle of the transfer frame (4) in a rectangular mode, and the damping spring (402) is matched.

8. The transfer apparatus of a photovoltaic silicon wafer coating jig according to claim 1, wherein: The supporting bottom frame (1) is provided with the hand-pushing rail (11) on one side of the top, and the fixed plate (12) is connected with the hand-pushing rail (11).

9. The transfer apparatus of a photovoltaic silicon wafer coating jig according to claim 1, wherein: The horizontal rollers (5) are arranged on the top of the transfer frame (4) in a rectangular mode, and the transfer frame (4) is provided with the lightening grooves (51) at intervals.

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