CN220290789U - Bearing mechanism and laser enhanced contact optimizing equipment - Google Patents

Abstract

The utility model belongs to the technical field of photovoltaic cell processing, and discloses a bearing mechanism and laser enhanced contact optimizing equipment. The bearing mechanism comprises a bearing plate structure and an adjusting assembly, wherein the bearing plate structure comprises a base and a bearing platform, the bearing platform is arranged on the base, one surface of the bearing platform, which is opposite to the base, is a conductive surface, the conductive surface is used for bearing a photovoltaic cell, and the conductive surface is used for being electrically connected with an external power supply. One end of the adjusting component is connected to the base, the other end of the adjusting component is connected to the carrying platform, and the adjusting component locally adjusts the distance between the carrying platform and the base to adjust the levelness of the conductive surface. The laser enhanced contact optimizing device comprises the bearing mechanism, and the distance between the base and the carrying platform can be adjusted through an adjusting component of the bearing mechanism, so that the levelness of the photovoltaic cell on the conductive surface can be accurately adjusted, and the machining precision of laser enhanced contact optimizing is improved.

Description

Bearing mechanism and laser enhanced contact optimizing equipment

Technical Field

The utility model relates to the technical field of photovoltaic cell processing, in particular to a bearing mechanism and laser enhanced contact optimizing equipment.

Background

The laser enhanced contact optimization technique is a technique for remarkably improving the yield of battery manufacturing by radiating high-intensity laser to a photovoltaic cell to reduce the contact resistance between metal and semiconductor. When the laser enhanced contact optimization technology is used, laser is only irradiated to a specific area on the photovoltaic cell, so that the requirement on the position accuracy of the photovoltaic cell is high.

The existing photovoltaic cell bearing mechanism is provided with a photovoltaic cell which is arranged on the bearing mechanism, so that the problem of insufficient levelness of the photovoltaic cell is solved, and the machining precision of laser enhanced contact optimization is affected.

Disclosure of Invention

The utility model aims to provide a bearing mechanism and laser enhanced contact optimizing equipment, which can accurately adjust the levelness of a photovoltaic cell so as to improve the laser enhanced contact optimizing machining precision.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

In a first aspect, the present application provides a carrier comprising a carrier structure and an adjustment assembly. The carrier plate structure includes base and carrier, and the carrier setting is on the base, and the carrier is conductive surface with the one side that the base is opposite to, and conductive surface is used for bearing photovoltaic cell, and conductive surface is used for with external power source electric connection. One end of the adjusting component is connected to the base, the other end of the adjusting component is connected to the carrying platform, and the adjusting component locally adjusts the distance between the carrying platform and the base to adjust the levelness of the conductive surface.

It will be appreciated that the carrier is capable of electrically processing the photovoltaic cells placed thereon, since the conductive surface of the carrier is connected to an external power source; due to the fact that the adjusting component is arranged between the base and the carrying platform, the adjusting component can adjust the local distance between the base and the carrying platform, and further fine adjustment of levelness of the photovoltaic cell is achieved through distance adjustment between each position of the carrying platform and the base, and therefore machining precision of laser enhanced contact optimization is improved.

In one possible implementation manner, according to the first aspect of the present application, the adjusting assemblies are provided in a plurality, and the adjusting assemblies are uniformly arranged along the periphery of the carrier.

It can be understood that as the plurality of adjusting components are uniformly arranged along the periphery of the carrier, the levelness of the photovoltaic cell on the carrier can be flexibly adjusted by independently adjusting one or a plurality of adjusting components; and all the adjusting components are synchronously adjusted, and the height adjustment of the photovoltaic cells on the carrier can be realized to adapt to different size specifications and processing conditions, so that the application range of the bearing mechanism is wider.

In one possible implementation form according to the first aspect of the present application, the adjustment assembly comprises a support bolt and a locking bolt. A first threaded hole in threaded fit with the supporting bolt is formed in the base along a first direction, wherein the first direction is a direction in which the carrier points to the conductive surface from one surface of the carrier, which is close to the base, to the conductive surface; the end of the support bolt extending out of the first threaded hole is abutted against the carrier, and the support bolt is provided with a locking hole extending along the first direction. The head of the locking bolt is abutted against the carrying platform, the rod part of the locking bolt penetrates through the carrying platform along the opposite direction of the first direction and stretches into the locking hole, and the locking bolt is in threaded connection with the supporting bolt.

It can be understood that the supporting bolt is screwed on the base through the first threaded hole, and the end part of the supporting bolt extends out of the base to lean against the carrying platform, so that the distance between the carrying platform and the base can be adjusted by screwing the supporting bolt, and the supporting bolt has a simple structure and is convenient to operate; the support bolt is provided with a locking hole extending along the first direction, the head of the locking bolt is abutted against the carrier, and the rod part of the locking bolt extends into the locking hole and is in threaded connection with the support bolt, so that the carrier and the base can be fixedly connected by screwing the locking bolt; the adjusting component consists of a supporting bolt and a locking bolt, is simple in structure, and can realize adjustment of the distance between the base and the carrying platform and fixation of the carrying platform after adjustment through screwing and matching of the two bolts, so that the use convenience is greatly improved.

According to a first aspect of the present application, in one possible implementation manner, a counter bore coaxial with the first threaded hole is provided at an end portion of the base away from the carrier, the counter bore extends to the first threaded hole along the first direction, an inner diameter of the counter bore is larger than an inner diameter of the first threaded hole, and a joint of the counter bore and the first threaded hole forms a step surface. The adjusting assembly further comprises an annular check ring, the annular check ring is sleeved on the supporting bolt and located in the counter bore, and the annular check ring can be abutted against the step surface along the first direction.

It can be understood that by forming the counter bore on the end portion of the base far away from the carrier, the inner diameter of the counter bore is larger than the inner diameter of the first threaded hole, and the counter bore and the first threaded hole are coaxially arranged, so that a step surface is formed at the joint of the counter bore and the first threaded hole, and the annular retainer ring arranged on the supporting bolt can be abutted against the step surface along the first direction, so that the supporting bolt can be prevented from excessively extending out of the base along the first direction to prevent the carrier and the photovoltaic cell from being damaged due to excessive adjustment; meanwhile, the annular check ring is sleeved on the supporting bolt, so that threads are only needed to be carved on the end part of the supporting bolt, and the processing cost of parts is reduced.

According to a first aspect of the present application, in one possible implementation manner, the side wall of the counterbore is provided with a clamping groove, the clamping groove extends to a side of the base away from the carrier in a direction opposite to the first direction, and the clamping groove also extends to a side of the base in a direction perpendicular to the first direction. The carrier plate structure still includes clamping bolt, has all offered the clamping screw on the base of clamping groove both sides, clamping bolt and clamping screw thread fit, clamping bolt's head supports the side of base to make the inner wall of counter bore and the periphery subsides of annular retaining ring tight.

It can be understood that as the clamping groove is formed in the side wall of the counter bore and extends to one surface of the base, which is away from the carrier, and simultaneously extends to the side surface of the base, the inlet area of the counter bore is enlarged, the support bolt is conveniently inserted into the counter bore by a worker and matched with the first threaded hole, and the installation difficulty is reduced; after the supporting bolt is in threaded connection with the base and the distance between the carrier and the base is adjusted to a proper distance, the bases on two sides of the clamping groove are connected by using the clamping bolt, and the clamping bolt is continuously screwed, so that the bore diameter of the counter bore is reduced and is clamped on the annular retainer, the supporting bolt is tightly connected with the base, and the supporting bolt is prevented from falling out of the base due to vibration or external force in the processing process.

According to a first aspect of the present application, in one possible implementation manner, the carrier is provided with an adsorption hole, the carrying mechanism further includes an air extraction joint, the adsorption hole is connected with the vacuum generator through the air extraction joint, and the vacuum generator can form negative pressure in the adsorption hole so that the photovoltaic cell is attached to the carrier.

It can be understood that the vacuum generator can generate negative pressure in the adsorption hole through the air extraction connector to adsorb the photovoltaic cell, so that the photovoltaic cell is fixed on the carrier, the acting force is durable and stable, and the photovoltaic cell is not easy to damage.

According to a first aspect of the present application, in one possible implementation manner, the mounting notches are formed at two opposite ends of the carrier, and the insulating partition is disposed in the mounting notch, and the insulating partition is close to the end face of the photovoltaic cell and flush with the conductive surface.

It can be appreciated that the insulating separator can prevent the photovoltaic cell from being shorted during the power-on process, thereby avoiding damage to the product; the end face, close to the photovoltaic cell, of the insulating partition board is flush with the conducting surface, so that the photovoltaic cell can be flatly adsorbed on the carrier, and stability and firmness of the photovoltaic cell during processing are guaranteed.

According to a first aspect of the present application, in one possible implementation manner, the carrying mechanism further comprises a rotating device and an insulating pad, the base is arranged on the rotating device, and the insulating pad is arranged between the rotating device and the base.

It can be understood that the photovoltaic cell can rotate under the drive of the base due to the rotary device, so that the relative position and angle during processing are adjusted, and the convenience and practicality are improved; the insulating pad insulates the base from the rotating device, thereby avoiding damage to the electronic equipment in the rotating device during processing.

According to a first aspect of the present application, in a possible implementation manner, a through hole for overhauling is formed on the base; the bearing mechanism further comprises a moving module, and the rotating device is arranged on the moving module.

It can be understood that the staff can directly check and disassemble the parts on the rotating device below through the overhaul through hole without taking down the base from the rotating device, so that the operation is convenient, time-saving and labor-saving; meanwhile, the weight of the base is reduced by overhauling the through hole, so that the base is convenient for workers to carry; due to the arrangement of the movable module, the photovoltaic cell can move in the plane without manual carrying and moving of a worker, and the machining precision is improved.

In a second aspect, the present application provides a laser enhanced contact optimizing apparatus comprising the above-described carrying mechanism.

It can be understood that, because the laser enhanced contact optimizing device comprises the bearing mechanism, the distance between the base and the carrier can be adjusted through the adjusting component of the bearing mechanism, so that the levelness of the photovoltaic cell on the conductive surface can be accurately adjusted, and the processing precision of the laser enhanced contact optimizing device is improved.

Drawings

FIG. 1 is a schematic view of a load bearing mechanism in an embodiment of the utility model;

FIG. 2 is a schematic diagram of a carrier structure according to an embodiment of the present utility model;

FIG. 3 is a schematic structural view of an adjustment assembly in one embodiment of the utility model;

FIG. 4 is a side view of a carrier plate structure in one embodiment of the utility model mated with an adjustment assembly;

FIG. 5 is a cross-sectional view of a carrier plate structure in one embodiment of the utility model mated with an adjustment assembly;

FIG. 6 is a schematic view of a carrier structure mated with an exhaust connector in an embodiment of the present utility model;

FIG. 7 is a schematic view of a stage in an embodiment of the utility model;

fig. 8 is a schematic structural diagram of a carrier structure and a rotating device according to an embodiment of the present utility model.

In the figure:

1-a mobile module;

2-a rotating device;

3-carrier structure; 31-a base; 311-counter bore; 312-clamping groove; 313-overhaul through holes; 314—a first threaded bore; 32-a carrier; 321-adsorption holes; 322-mounting notch; 323-insulating separator; 33-clamping bolts;

4-an adjustment assembly; 41-supporting bolts; 411-locking holes; 412-an annular collar; 42-locking the bolt;

5-an air extraction joint;

6-insulating pad.

Detailed Description

The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present utility model are shown in the drawings.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", "left", and the like are orientation or positional relationships based on those shown in the drawings, merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.

The laser enhanced contact optimization technique is a technique for remarkably improving the yield of battery manufacturing by radiating high-intensity laser to a photovoltaic cell to reduce the contact resistance between metal and semiconductor. When the laser enhanced contact optimization technology is used, laser is only irradiated to a specific area on the photovoltaic cell, so that the requirement on the position accuracy of the photovoltaic cell is high. However, in the existing photovoltaic cell bearing mechanism, the photovoltaic cell is placed on the bearing mechanism, so that the problem of insufficient levelness of the photovoltaic cell exists, and the machining precision of laser enhanced contact optimization is affected.

Referring to fig. 1 and 2, the present application provides a carrier mechanism for carrying photovoltaic cells. The bearing mechanism comprises a bearing plate structure 3 and an adjusting assembly 4, wherein the bearing plate structure 3 comprises a base 31 and a bearing platform 32, the bearing platform 32 is arranged on the base 31, one surface of the bearing platform 32 opposite to the base 31 is a conductive surface, the conductive surface is used for bearing a photovoltaic cell, and the conductive surface is used for being electrically connected with an external power supply. In this embodiment, the carrier 32 is placed on the base 31 along the vertical direction, and one surface of the carrier 32 facing away from the base 31, that is, the upper surface of the carrier 32 is a conductive surface, and the conductive surface is used for connecting an external power source and electrifying, so as to electrify the photovoltaic cell placed on the conductive surface. One end of the adjusting component 4 is connected to the base 31, the other end of the adjusting component 4 is connected to the carrier 32, and the adjusting component 4 adjusts the levelness of the conductive surface by locally adjusting the distance between the carrier 32 and the base 31. In the embodiment, as the adjusting component 4 is arranged between the base 31 and the carrier 32, the adjusting component 4 can adjust the local distance between the base 31 and the carrier 32, and further fine adjustment of the levelness of the photovoltaic cell is realized by adjusting the distance between each position of the carrier 32 and the base 31, so that the laser enhanced contact optimization machining precision is improved; it will be appreciated that the levelness of the conductive surface refers to the parallelism between the conductive surface and the horizontal plane, and the levelness of the conductive surface can be adjusted by the adjusting component 4, so that the levelness of the conductive surface reaches the designated or standard levelness, so as to meet the levelness requirement of photovoltaic cell processing.

Specifically, referring to fig. 2, the plurality of adjustment assemblies 4 are provided, and the plurality of adjustment assemblies 4 are uniformly disposed along the periphery of the stage 32. In this embodiment, the plurality of adjustment assemblies 4 are uniformly arranged one turn along the periphery of the stage; it can be understood that the enclosed shape enclosed by the adjusting components 4 is the same as the enclosed shape formed by the periphery of the carrier 32, and the levelness of the photovoltaic cells on the carrier 32 can be flexibly adjusted by independently adjusting one or more adjusting components 4; and all the adjusting components 4 are synchronously adjusted, so that the height of the photovoltaic cells on the carrier 32 can be adjusted to adapt to different size specifications and processing conditions, and the application range of the bearing mechanism is wider.

The adjustment assembly 4 is adjusted by the first screw hole 314 into which the support bolt 41 is screwed, which will be described later; or the air cylinder adjustment is arranged, and a plurality of air cylinders form a multi-degree-of-freedom platform together; other effective adjustment means are also possible.

Referring to fig. 3 and 4, the adjusting assembly 4 includes a supporting bolt 41 and a locking bolt 42, and a first threaded hole 314 in threaded engagement with the supporting bolt 41 is formed in the base 31 along a first direction, where a surface of the carrier 32 near the base 31 is perpendicular to a direction in which the carrier 32 points to the conductive surface; the end of the support bolt 41 extending out of the first screw hole 314 abuts against the carrier 32, and the support bolt 41 has a locking hole 411 extending in the first direction; the head of the locking bolt 42 abuts against the carrier 32, and the rod portion of the locking bolt 42 passes through the carrier 32 in the opposite direction to the first direction and protrudes into the locking hole 411, and the locking bolt 42 is screwed with the supporting bolt 41. In this embodiment, the carrier 32 and the base 31 are both plate-shaped structures with parallel two sides, the carrier 32 is disposed on the base 31 along the vertical direction, and the photovoltaic cell is also disposed on the carrier 32 along the vertical direction; it will be appreciated that the side of the carrier 32 adjacent to the base 31 is a bottom surface, and the conductive surface is a top surface, and the first direction refers to a direction from the bottom surface of the carrier 32 and pointing perpendicular to the bottom surface toward the top surface of the carrier 32. The supporting bolt 41 is screwed on the base 31 through the first threaded hole 314, and the end part of the supporting bolt 41 extends out of the base to lean against the carrier 32, so that the distance between the carrier 32 and the base 31 can be adjusted by screwing the supporting bolt 41, and the levelness of the photovoltaic cell on the carrier 32 is adjusted, and the photovoltaic cell is simple in structure and convenient to operate; since the support bolt 41 has the locking hole 411 extending in the first direction, the head of the locking bolt 42 abuts against the carrier 32, and the stem of the locking bolt 42 extends into the locking hole 411 and is screwed with the support bolt 41, the carrier 32 and the base 31 can be fixedly connected by screwing the locking bolt 42; the adjusting component 4 consists of a supporting bolt 41 and a locking bolt 42, has a simple structure, and can realize the adjustment of the distance between the base 31 and the carrier 32 and the fixation of the carrier 32 after adjustment through the screwing fit of the supporting bolt 41 and the locking bolt 42; when the carrier 32 is required to be taken down from the base 31 to overhaul the equipment, the carrier 32 can be taken down from the base 31 by unscrewing the locking bolt 42 from the supporting bolt 41, so that the use convenience is greatly improved.

Referring to fig. 4 and 5, a counter bore 311 coaxial with the first threaded hole 314 is formed at an end of the base 31 away from the carrier 32, the counter bore 311 extends to the first threaded hole 314 along the first direction, the inner diameter of the counter bore 311 is larger than that of the first threaded hole 314, and a step surface is formed at a joint of the counter bore 311 and the first threaded hole 314. The adjusting assembly 4 further comprises an annular retainer ring 412, the annular retainer ring 412 is sleeved on the supporting bolt 41, the annular retainer ring 412 is located in the counter bore 311, and the annular retainer ring 412 can be abutted against the step surface along the first direction. In the present embodiment, by providing the counterbore 311 on the end portion of the base 31 far from the carrier 32, the inside diameter of the counterbore 311 is larger than the inside diameter of the first threaded hole 314 and both are coaxially disposed, so that a step surface is formed at the junction of the counterbore 311 and the first threaded hole 314, and since the annular retainer ring 412 provided on the support bolt 41 can abut against the step surface in the first direction, the support bolt 41 can be prevented from excessively extending out of the base 31 in the first direction to prevent the carrier 32 and the photovoltaic cell from being damaged due to excessive adjustment; meanwhile, the annular retainer ring 412 is sleeved on the supporting bolt 41, so that threads are only needed to be carved on the end part of the supporting bolt 41, and the processing cost of parts is reduced. In an alternative embodiment, the annular retainer ring 412 and the support bolt 41 are integrally formed, and no additional sleeve is required on the shaft portion of the support bolt 41, so that the connection strength of the annular retainer ring 412 and the support bolt 41 is ensured.

Referring to fig. 2, a clamping groove 312 is formed in a side wall of the counterbore 311, the clamping groove 312 extends to a surface of the base 31 facing away from the carrier 32 in a direction opposite to the first direction, and the clamping groove 312 extends to a side surface of the base 31 in a direction perpendicular to the first direction. The carrier plate structure 3 further comprises clamping bolts 33, clamping screw holes are formed in the base 31 on two sides of the clamping groove 312, the clamping bolts 33 are in threaded fit with the clamping screw holes, and the heads of the clamping bolts 33 abut against the side ends of the base 31 so that the inner wall of the counter bore 311 is tightly attached to the periphery of the annular retainer ring 412. In the present embodiment, the base 31 has a plate-like structure with parallel two surfaces, the stage 32 is disposed on one of the parallel two surfaces of the base 31 in the vertical direction, the surface of the base 31 close to the stage 32 is an upper end surface, and the surface far from the stage 32 is a lower end surface. The clamping groove 312 extends from the side wall of the counterbore 311 to the lower end face and the side face of the base 31, thereby forming a continuous slit structure on the lower end face and the side face of the base 31. The clamping groove 312 enlarges the inlet area of the counter bore 311, is convenient for a worker to insert the supporting bolt 41 into the counter bore 311 and match with the first threaded hole 314, and reduces the installation difficulty; after the support bolt 41 is in threaded connection with the base 31 and the distance between the carrier 32 and the base 31 is adjusted to a proper distance, the base 31 on two sides of the clamping groove 312 is connected by using the clamping bolt 33, and the clamping bolt 33 is continuously screwed, so that the hole diameter of the counter bore 311 is reduced and is clamped on the annular retainer ring 412, thereby the support bolt 41 is tightly connected with the base 31, the support bolt 41 is prevented from falling out of the base 31 due to vibration or external force in the processing process, and the reliability of the bearing mechanism is improved.

Referring to fig. 6, the carrier 32 is provided with a suction hole 321, and a negative pressure can be formed in the suction hole 321 to make the workpiece closely contact with the carrier 32. The bearing mechanism further comprises an air extraction connector 5, the adsorption hole 321 is connected with a vacuum generator through the air extraction connector 5, and the vacuum generator can enable negative pressure to be formed in the adsorption hole 321 so that the photovoltaic cell is tightly attached to the bearing platform 32. In the embodiment, the conducting surface of the carrier 32 is provided with the adsorption holes 321, the inside of the carrier 32 is provided with the air flow channels, each adsorption hole 321 is communicated by the air flow channels, the air suction connector 5 is arranged on the air flow channels and is connected with an external vacuum generator, and when the vacuum generator works, negative pressure can be generated in the adsorption holes 321 through the air suction connector 5 and the air flow channels to adsorb the photovoltaic cells, so that the photovoltaic cells are fixed on the carrier 32, and the acting force is durable and stable and is not easy to damage the photovoltaic cells; when the photovoltaic cell is finished, the photovoltaic cell can be easily removed from the carrier 32 by simply turning off the vacuum generator.

Referring to fig. 6 and 7, mounting notches 322 are formed at opposite ends of the carrier 32, and insulating spacers 323 are disposed in the mounting notches 322, and the end surfaces of the insulating spacers 323, which are close to the photovoltaic cells, are flush with the conductive surfaces. In the present embodiment, the insulating separators 323 on both sides of the carrier 32 can prevent the photovoltaic cell from being shorted in the process of power-on processing, so as to avoid damage to the product; because the end face of the insulating separator 323, which is close to the photovoltaic cell, is flush with the conductive surface, the photovoltaic cell can be flatly adsorbed on the carrier 32, so that the stability and the firmness of the photovoltaic cell during processing are ensured.

Referring to fig. 2 and 8, the carrying mechanism further includes a rotating device 2 and an insulating pad 6, a base 31 is disposed on the rotating device 2, and the insulating pad 6 is disposed between the rotating device 2 and the base 31. In this embodiment, the rotating device 2 includes a driving mechanism and a rotating table with a circular cross section, wherein a driving motor is arranged in the driving mechanism, the driving motor can drive the rotating table to rotate around an axis, and a base 31 is embedded on the rotating table. Due to the arrangement of the rotating device 2, the photovoltaic cell can rotate under the drive of the base 31, so that the relative position and angle during processing are adjusted, and convenience and practicability are improved; the insulating pad 6 insulates between the base 31 and the rotating device 2, thereby avoiding damage to the electronics in the rotating device 2 caused by current passing through the rotating device 2 during the energizing process.

Referring to fig. 1 and 8, the base 31 is provided with a service through hole 313; the bearing mechanism further comprises a moving module 1, and the rotating device 2 is arranged on the moving module 1. In this embodiment, remove module 1 and be the lead screw guide rail device that field is commonly used, including fixed station, the lead screw, the slide rail, slip table and linear drive motor, the lead screw rotates and sets up on the fixed station, rotary device 2 sets up on the slip table, the slide rail sets up along the straight line, the slip table sets up on the slide rail and with lead screw thread fit, linear drive motor sets up on the fixed station, linear drive motor is used for driving the lead screw and rotates, and then can drive slip table drive rotary device 2 along linear movement, control accuracy is high and be convenient for control. In an alternative embodiment, the moving module 1 is a cylinder, the rotating device 2 is arranged on a piston rod of the cylinder, and the linear movement of the rotating device 2 is realized by controlling the expansion and contraction of the piston rod in the cylinder body. Because the base 31 is provided with the overhaul through hole 313, a worker can directly check and assemble and disassemble the parts on the lower rotating device 2 through the overhaul through hole 313, the base 31 is not required to be taken down from the rotating device 2, and the operation is convenient, time-saving and labor-saving; meanwhile, the overhaul through holes 313 lighten the weight of the base 31 and are convenient for workers to carry.

The embodiment of the application also provides laser enhanced contact optimizing equipment, which comprises the bearing mechanism in any embodiment. The laser enhanced contact optimizing equipment is novel processing equipment for processing the photovoltaic cells by adopting a laser enhanced contact optimizing technology, and comprises the bearing mechanism and the laser device, wherein the bearing mechanism can adjust the distance between the base 31 and the carrier 32 through the adjusting component 4 of the bearing mechanism, so that the levelness of the photovoltaic cells on the conducting surface is accurately adjusted, and the processing precision of laser enhanced contact optimizing is improved; the laser device is a commonly used laser emitting instrument used in the field of laser enhanced contact optimizing equipment and is used for irradiating laser to the photovoltaic cell, and the working principle and structure of the laser device are not described herein.

It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Various obvious changes, rearrangements and substitutions can be made by those skilled in the art without departing from the scope of the utility model. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims (10)

1. The bearing mechanism is characterized by comprising:

the photovoltaic module comprises a carrier plate structure (3), wherein the carrier plate structure (3) comprises a base (31) and a carrier table (32), the carrier table (32) is arranged on the base (31), one surface, opposite to the base (31), of the carrier table (32) is a conductive surface, the conductive surface is used for bearing a photovoltaic cell, and the conductive surface is used for being electrically connected with an external power supply;

the adjusting component (4), one end of adjusting component (4) connect in base (31), the other end of adjusting component (4) connect in microscope carrier (32), adjusting component (4) are through local regulation microscope carrier (32) with interval between base (31) is in order to adjust the levelness of electrically conductive face.

2. The carrying mechanism according to claim 1, wherein a plurality of the adjusting members (4) are provided, and a plurality of the adjusting members (4) are uniformly provided along the periphery of the stage (32).

3. The carrying mechanism according to claim 2, characterized in that the adjustment assembly (4) comprises a support bolt (41) and a locking bolt (42);

a first threaded hole (314) in threaded fit with the supporting bolt (41) is formed in the base (31) along a first direction, wherein the first direction is a direction that one surface, close to the base (31), of the carrying platform (32) is perpendicular to the carrying platform (32) and points to the conductive surface; the end part of the supporting bolt (41) extending out of the first threaded hole (314) is abutted against the carrying platform (32), and the supporting bolt (41) is provided with a locking hole (411) extending along the first direction;

the head of the locking bolt (42) is abutted against the carrying platform (32), the rod part of the locking bolt (42) penetrates through the carrying platform (32) along the direction opposite to the first direction and stretches into the locking hole (411), and the locking bolt (42) is in threaded connection with the supporting bolt (41).

4. A bearing mechanism according to claim 3, wherein a counter bore (311) coaxial with the first threaded hole (314) is provided at an end of the base (31) away from the carrier (32), the counter bore (311) extends to the first threaded hole (314) along the first direction, the inner diameter of the counter bore (311) is larger than the inner diameter of the first threaded hole (314), and a step surface is formed at a joint of the counter bore (311) and the first threaded hole (314);

the adjusting assembly (4) further comprises an annular retainer ring (412), the annular retainer ring (412) is sleeved on the supporting bolt (41), the annular retainer ring (412) is located in the counter bore (311), and the annular retainer ring (412) can be abutted against the step surface along the first direction.

5. The bearing mechanism according to claim 4, wherein a clamping groove (312) is formed in a side wall of the counter bore (311), the clamping groove (312) extends to a surface of the base (31) facing away from the carrier (32) in a direction opposite to the first direction, and the clamping groove (312) also extends to a side surface of the base (31) in a direction perpendicular to the first direction;

the support plate structure (3) further comprises clamping bolts (33), clamping screw holes are formed in the base (31) on two sides of the clamping groove (312), the clamping bolts (33) are in threaded fit with the clamping screw holes, and the heads of the clamping bolts (33) are abutted to the side ends of the base (31) so that the inner walls of the counter bores (311) are tightly attached to the periphery of the annular check ring (412).

6. The carrying mechanism according to claim 1, wherein the carrier (32) is provided with an adsorption hole (321), the carrying mechanism further comprises an air extraction joint (5), the adsorption hole (321) is connected with a vacuum generator through the air extraction joint (5), and the vacuum generator can enable negative pressure to be formed in the adsorption hole (321) so that the photovoltaic cell is tightly attached to the carrier (32).

7. The bearing mechanism according to claim 1, wherein mounting notches (322) are formed in two opposite ends of the carrier (32), insulating partition plates (323) are arranged in the mounting notches (322), and the end faces, close to the photovoltaic cells, of the insulating partition plates (323) are flush with the conducting surfaces.

8. The carrying mechanism according to claim 1, further comprising a rotating device (2) and an insulating pad (6), the base (31) being arranged on the rotating device (2), the insulating pad (6) being arranged between the rotating device (2) and the base (31).

9. The carrying mechanism according to claim 8, further comprising a mobile module (1), the rotation device (2) being arranged on the mobile module (1).

10. A laser enhanced contact optimization apparatus comprising a laser device for laser processing of photovoltaic cells on a carrier according to any of claims 1-9 and a carrier according to any of claims 1-9.