CN209043216U - A level calibration device - Google Patents

Abstract

The utility model discloses a kind of horizontal calibrating devices, belong to manufacture of solar cells technical field.The horizontal calibrating device includes base mechanism, the regulating mechanism on the base mechanism and the amesdial on the regulating mechanism；The regulating mechanism can adjust the measurement range of the amesdial；The base mechanism includes base body and the level adjusting structure that is set to below the base body, and the level adjusting structure can adjust the levelness of the base body；Horizontal ruler is additionally provided on the base body.Horizontal calibrating device provided by the utility model is placed in the fixation position of marble countertop, avoids horizontal calibrating device and moves back and forth on marble countertop, overcomes marble countertop out-of-flatness bring error, improves adjusting efficiency, shorten regulating time.

Description

A level calibration device

technical field

The utility model relates to the technical field of solar cell production, in particular to a level calibration device.

Background technique

In the production process of solar cells, it is necessary to use laser processing equipment to carry out the slotting process of the cells. The common laser processing equipment transfers the cells transported by the feeding mechanism to the cell processing table through the rotating arm to complete the laser processing. processing. Therefore, the levelness of the cell processing table plays a crucial role in the production quality of solar cells. If the levelness of the cell processing table cannot be guaranteed, the accuracy and precision of laser grooving will be greatly affected.

Generally, the cell processing table is set above the marble table of the laser processing equipment, just below the laser processing head. When an abnormality occurs in the production line and it is determined that the unevenness of the cell processing table is caused by the unevenness of the cell processing table, the inspector will use the leveling device to move back and forth on the marble table to measure the level of each area of the cell processing table and multiple cell processing tables. to calibrate.

The practice of moving back and forth on the marble is that the default marble table is absolute level, but in the process of producing marble, the cutting accuracy cannot reach the micron level, and the accuracy of the cell processing table is generally about ±15μm, so It will lead to the problem of long debugging time and large debugging error.

Utility model content

The purpose of the utility model is to provide a level calibration device, which can solve the problems of long debugging time and large debugging error of the traditional level calibration device.

To achieve the above purpose, the following technical solutions are provided:

A level calibration device, the level calibration device comprises a base mechanism, an adjustment mechanism provided on the base mechanism, and a dial indicator provided on the adjustment mechanism; the adjustment mechanism can adjust the dial indicator Measuring range;

The base mechanism includes a base body and a horizontal adjustment structure arranged below the base body, the level adjustment structure can adjust the levelness of the base body; a level is arranged on the base body.

Preferably, the leveling structure includes a plurality of leveling feet evenly distributed on the base body.

Preferably, the lower surface of the base body is provided with an adjustment threaded hole, the horizontal adjustment leg is threaded with the base body, and the length of the horizontal adjustment leg screwed into the adjustment threaded hole can be adjusted.

Preferably, suction cups are provided at the bottom of the leveling feet.

Preferably, the adjustment mechanism includes a rotary table rotatable relative to the base body and an adjustment bracket arranged on the rotary table, and the dial indicator is mounted on the adjustment bracket.

Preferably, the adjusting bracket includes a height adjusting frame and a length adjusting frame; the height adjusting frame is connected to the rotating table, one end of the length adjusting frame is slidably arranged on the height adjusting frame, and the other end is provided with a The dial indicator.

Preferably, the length adjusting frame is arranged on the height adjusting frame by connecting slide rails;

A first chute is provided on the side wall of the height adjusting frame; one end of the connecting slide rail is slidably matched with the first chute, and the other end is connected with the length adjusting frame.

Preferably, the connecting slide rail and the length adjusting frame are connected by fastening bolts.

Preferably, the length adjusting frame includes an adjusting frame body and an adjusting rod that can be extended and retracted relative to the adjusting frame body;

The adjusting frame body is connected with the connecting slide rail, and the free end of the adjusting rod is provided with a clamping rod for clamping the dial indicator.

Preferably, the free end of the adjustment frame body is provided with a second chute, and the adjustment rod is slidably arranged in the second chute; the side wall of the adjustment frame body is provided with a strip through hole, so The bar-shaped through hole is communicated with the second chute;

A push plate is provided on the side wall of the adjusting rod, and the push plate extends out of the bar-shaped through hole and is slidably connected with the bar-shaped through hole.

Compared with the prior art, the beneficial effects of the present utility model:

The horizontal calibration device provided by the utility model is placed at the fixed position of the marble table, which avoids the horizontal calibration device from moving back and forth on the marble table, overcomes the error caused by the unevenness of the marble table, improves the adjustment efficiency and shortens the adjustment time.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the horizontal calibration device in the utility model;

Fig. 2 is the structural representation of the height adjustment frame in the utility model;

Fig. 3 is the structural representation of the connecting slide rail in the utility model;

FIG. 4 is a schematic structural diagram of a length adjusting frame in the utility model.

Reference number:

1-base mechanism; 11-base body; 12-level adjustment feet; 13-suction cup; 14-level ruler; 2-adjustment mechanism; 21-rotary table; 22-height adjustment frame; Guide rod; 23-Length adjustment frame; 231-Adjustment frame body; 232-Adjustment rod; 233-Push plate; 234-Clamping rod; 2341-Clamping hole; 241-guide hole; 242-groove; 3-dial indicator; 31-dial indicator body; 32-measuring rod; 33-sleeve.

Detailed ways

In order to make the technical problems solved by the present invention, the technical solutions adopted and the technical effects achieved more clearly, the technical solutions of the embodiments of the present invention will be described in further detail below in conjunction with the accompanying drawings. Obviously, the described embodiments are only Some embodiments of the present invention, but not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative work fall within the protection scope of the present invention.

As shown in FIG. 1 , this embodiment provides a level calibration device, which includes a base mechanism 1 , an adjustment mechanism 2 arranged on the base mechanism 1 , and a dial indicator 3 arranged on the adjustment mechanism 2 . Specifically, the base mechanism 1 includes a base body 11 and a level adjustment structure disposed below the base body 11 . The horizontal adjustment structure in this embodiment selects to use a plurality of horizontal adjustment legs 12 evenly distributed on the base body 11 . Adjustment threaded holes are correspondingly provided on the lower surface of the base body 11 , and the horizontal adjustment legs 12 are threadedly matched with the base body 11 . , by adjusting the lengths of the different leveling feet 12 screwed into the threaded holes to determine the levelness of the base body 11 and keep it level. The number of the leveling feet 12 is at least three, specifically three, four or five. In this embodiment, the structure of the base body is a rectangular structure, so it is preferably four. The bottom of the base body 11 is distributed in a rectangular shape, which can not only realize the overall adjustment of the levelness of the base body 11 , but also play a role of evenly supporting the base body 11 .

In order to facilitate the personnel to determine the levelness of the base body 11, a spirit level is provided on the base body 11, and the spirit level is preferably arranged on the side wall of the base body 11 to facilitate viewing by personnel; When it is level, observe the level 14 at all times. When the level 14 reaches the level, it proves that the position of the base body 11 is level. Further, in order to improve the precise adjustment of the levelness of the base body 11 and fully ensure the level of the base body 11, two levels 14 are arranged on the base body 11, and the two levels 14 are respectively arranged on the base body 11 two perpendicular to each other. On the side wall, when using the leveling feet 12 to adjust the level of the base body 11, observe the two levels 14 at all times. When both levels 14 reach the level, it proves that the position of the base body 11 is level. Then move the base mechanism 1 to keep the base body 11 level until the calibration work is completed.

In order to enhance the stability of the base on the marble countertop, the suction cup 13 may be provided under the leveling feet 12 to complete the fixation with the marble countertop. By keeping the base mechanism 1 still, the calibration of each area of the cell processing table can be completed, which can avoid the calibration error caused by the uneven marble table when the base mechanism 1 moves continuously on the marble table, and improve the calibration accuracy.

In order to realize that the above-mentioned base mechanism 1 does not move, the dial indicator 3 can calibrate the remote area of the cell processing table or multiple cell processing tables, and the adjustment mechanism 2 includes a rotary table 21 that can rotate relative to the base body 11 The dial indicator 3 is installed on the adjustment bracket; the rotary table 21 is connected with the base body 11 through the bearing structure, so that the entire adjustment bracket can be driven to rotate, which is convenient for moving the dial indicator 3 To any area of the cell processing table to be calibrated.

The adjustment bracket includes a height adjustment frame 22 and a length adjustment frame 23, wherein the height adjustment frame 22 is vertically and fixedly connected with the rotary table 21, and one end of the length adjustment frame 23 is arranged on the height adjustment frame 22 through the connecting slide rail 24, and can be adjusted relative to the height. The frame 22 moves up and down, and the other end of the length adjustment frame 23 is provided with a dial indicator 3, which can move with the length adjustment frame 23 to change the height relative to the cell processing table. Specifically, as shown in FIG. 2 , the height adjustment frame 22 is a rod-shaped structure, and a T-shaped first chute 221 is opened on the side wall of the height adjustment frame 22 ; as shown in FIG. 3 , the connecting slide rail 24 is T One end of the connecting rail 24 is slidably matched with the first chute 221, and the other end is connected with the length adjusting frame 23, which can drive the length adjusting frame 23 to move up and down relative to the height adjusting frame 22. The upper and lower ends of the first sliding groove 221 are closed ends, which ensures that the connecting sliding rail 24 will not be separated from the length adjusting frame 23 .

Further, in order to realize the verticality of the connecting slide rail 24 moving up and down relative to the height adjusting frame 22 , a guide rod 222 is also provided in the first chute 221 , and correspondingly, the connecting slide rail 24 is provided with a guide hole 241 , the guide rod 222 slides in the guide hole 241 , so that when the connecting slide rail 24 slides in the first sliding groove 221 , the guide rod 222 can play a guiding role.

Further, the connecting slide rail 24 is connected with the length adjusting frame 23 by fastening bolts. Specifically, a groove 242 is formed at the free end of the connecting slide rail 24 , the end of the length adjusting frame 23 extends into the groove 242 , and the fastening bolts pass through the side wall of the groove 242 to fasten the length adjusting frame 23 . When the angle of the length adjusting frame 23 needs to be adjusted, the fastening bolt can be loosened until the angle of the length adjusting frame 23 is determined, and then the fastening bolt is tightened.

As shown in FIG. 4 , the length adjustment frame 23 is a rod-shaped structure, including an adjustment frame body 231 and an adjustment rod 232 slidably arranged in the adjustment frame body 231 . The adjustment frame body 231 is fixed with the connecting slide rail 24 , and the adjustment rod 232 is free The end is provided with a clamping rod 234 for clamping the dial indicator 3. When the adjusting rod 232 extends or retracts relative to the adjustment frame body 231, the extension length of the dial indicator 3 can be changed, so that the dial indicator 3 Can reach farther or nearer areas. Specifically, the free end of the adjustment frame body 231 is provided with a second chute, and the adjustment rod 232 is slidably arranged in the second chute. A bar-shaped through hole is formed on the side wall of the adjusting frame body 231, the bar-shaped through hole communicates with the second chute, and the size of the bar-shaped through hole is smaller than that of the second chute, so that the adjustment rod 232 will not Disengage from the second chute to ensure the stability of sliding. A push plate 233 is fixed on the side wall of the adjustment rod 232 , and the push plate 233 is protruded from the bar-shaped through hole to facilitate the personnel to push the adjustment rod 232 on the outside.

The free end of the adjusting rod 232 is provided with a clamping rod 234, and the clamping rod 234 is clamped with a dial indicator 3; specifically, the clamping rod 234 is provided with a clamping hole 2341; the dial indicator 3 includes a dial indicator body 31 and the measuring rod 32 disposed through the dial indicator body 31, and the lower part of the dial indicator body 31 is also provided with a sleeve 33 for installing the dial indicator 3 on the adjusting bracket. In specific implementation, the sleeve 33 is clamped in the clamping hole 2341 on the clamping rod 234 to realize the installation of the dial indicator 3 . In order to ensure the stable maintenance of the dial indicator 3 in the clamping part, the free end of the clamping rod 234 is also provided with a bar-shaped through-slot 2342, and the bar-shaped through-slot 2342 communicates with the clamping hole 2341 and the outside world. After the sleeve 33 is inserted into the clamp After the hole 2341 is held, the fastening bolt is passed through the strip-shaped through groove 2342 and tightened, so that the sleeve 33 can be tightly clamped in the holding hole 2341 .

In the specific implementation, first place the entire leveling device on the appropriate position of the marble table of the laser processing equipment. Because some laser processing equipment has more than one cell processing table, it is necessary to set the position of the leveling device reasonably to meet the dial indicator. 3. The full calibration of the cell processing table can be completed through the rotation of the rotary table 21 of the horizontal calibration device and the adjustment of the adjustment bracket. After the position is determined, the base mechanism 1 will no longer move.

Then use the leveling feet 12 to adjust the entire base mechanism 1 to make it level, and use the suction cups 13 to fix the base body 11 and the marble countertop; then adjust the height and angle of the length adjustment frame 23 to make the dial indicator 3 reach the appropriate position to ensure that the The measuring rod 32 of sub-meter 3 is perpendicular to the surface to be measured; then the measuring head of the measuring rod 32 is in contact with the surface of the cell processing table, the pointer swings to a certain extent, and then the zero position of the dial is aligned with the pointer, at this time The position of the measuring rod 32 is the initial point, slowly push and pull the push plate 233 of the adjusting rod 232, so that the dial indicator 3 moves relative to the cell processing table, and the measuring head of the measuring rod 32 crosses different positions of the cell processing table; When the pointer swings, it means that the levelness of the cell processing table is not satisfactory. On the contrary, if the pointer does not swing, it means that the table is level, so as to calibrate the levelness of the cell processing table. In addition, the rotation of the rotary table 21 and the length adjustment of the length adjustment rod 232 can also be used to change the measurement range of the dial indicator 3 to ensure full calibration of the cell processing table and complete calibration of multiple cell processing tables.

The horizontal calibration device provided in this embodiment is placed at a fixed position on the marble table, which avoids the horizontal calibration device from moving back and forth on the marble table, overcomes the error caused by the unevenness of the marble table, improves the adjustment efficiency, and shortens the adjustment time; By setting the rotary table 21 and the length adjustment frame 23, the horizontal calibration device can complete the calibration of multiple cell processing tables, and comprehensively improves the adjustment efficiency.

It is worth noting that the level calibration device provided in this embodiment is not limited to be used in the level calibration of the cell processing table of the laser processing equipment, and can be applied to other occasions where precise level calibration is required.

Note that the above are only preferred embodiments of the present invention and applied technical principles. Those skilled in the art will understand that the present invention is not limited to the specific embodiments described herein, and various obvious changes, readjustments and substitutions can be made to those skilled in the art without departing from the protection scope of the present invention. Therefore, although the present utility model has been described in detail through the above embodiments, the present utility model is not limited to the above embodiments, and can also include more other equivalent embodiments without departing from the concept of the present utility model. Rather, the scope of the present invention is determined by the scope of the appended claims.

Claims (10)

1. A horizontal calibration device, characterized in that it comprises a base mechanism (1), an adjustment mechanism (2) arranged on the base mechanism (1), and a thousand minutes arranged on the adjustment mechanism (2) Table (3); the adjustment mechanism (2) can adjust the measuring range of the dial indicator (3); The base mechanism (1) comprises a base body (11) and a horizontal adjustment structure arranged below the base body (11), the horizontal adjustment structure can adjust the levelness of the base body (11); the base The main body (11) is provided with a level (14). 2. The leveling device according to claim 1, wherein the leveling structure comprises a plurality of leveling feet (12) evenly distributed on the base body (11), the leveling feet (12). 12) Height adjustable. 3. The leveling device according to claim 2, characterized in that, the lower surface of the base body (11) is provided with adjustment screw holes, and the leveling feet (12) and the base body (11) are Thread matching; the length of the horizontal adjustment support feet (12) screwed into the adjustment threaded holes can be adjusted. 4. The leveling device according to claim 2 or 3, characterized in that a suction cup (13) is provided at the bottom of the leveling feet (12). 5 . The leveling device according to claim 1 , wherein the adjustment mechanism ( 2 ) comprises a rotary table ( 21 ) rotatable relative to the base body ( 11 ) and a rotary table ( 21 ) provided on the rotary table ( 21 ). 6 . ), on which the dial indicator (3) is mounted. 6. The leveling device according to claim 5, characterized in that, the adjustment bracket comprises a height adjustment frame (22) and a length adjustment frame (23); the height adjustment frame (22) and the rotary table ( 21) Connection, one end of the length adjusting frame (23) is slidably arranged on the height adjusting frame (22), and the other end is provided with the dial indicator (3). 7. The leveling device according to claim 6, characterized in that, the length adjusting frame (23) is arranged on the height adjusting frame (22) through a connecting slide rail (24); A first chute (221) is opened on the side wall of the height adjustment frame (22); one end of the connecting slide rail (24) is slidably matched with the first chute (221), and the other end is in sliding fit with the first chute (221) The length adjustment bracket (23) is connected. 8 . The leveling device according to claim 7 , wherein the connecting slide rail ( 24 ) and the length adjusting frame ( 23 ) are connected by fastening bolts. 9 . 9 . The leveling device according to claim 7 , wherein the length adjusting frame ( 23 ) comprises an adjusting frame body ( 231 ) and an adjusting rod ( 232 ) that is telescopic relative to the adjusting frame body ( 231 ). 10 . ); The adjusting frame body (231) is connected with the connecting slide rail (24), and the free end of the adjusting rod (232) is provided with a clamping rod (234) for clamping the dial indicator (3) . 10 . The leveling device according to claim 9 , wherein a second sliding slot is provided at the free end of the adjusting frame body ( 231 ), and the adjusting rod ( 232 ) is slidably arranged on the second sliding groove. 11 . The side wall of the adjusting frame body (231) is provided with a bar-shaped through hole, and the bar-shaped through hole is communicated with the second chute; A push plate (233) is provided on the side wall of the adjusting rod (232), and the push plate (233) extends out of the bar-shaped through hole and is slidably connected with the bar-shaped through hole.