CN213167335U

CN213167335U - Screen plate aligning mechanism of solar cell printing machine

Info

Publication number: CN213167335U
Application number: CN202021046259.7U
Authority: CN
Inventors: 祖伟星
Original assignee: Suzhou Runyu New Energy Technology Co ltd
Current assignee: Suzhou Runyu New Energy Technology Co ltd
Priority date: 2020-06-09
Filing date: 2020-06-09
Publication date: 2021-05-11
Anticipated expiration: 2030-06-09

Abstract

The utility model discloses a solar wafer printing machine otter board counterpoint mechanism relates to lithography apparatus technical field, including printing box and chucking box, the inner chamber bottom fixed connection of printing box has displacement motor and displacement support, displacement motor's pivot fixedly connected with reduction gear, the top of displacement support is rotated and is connected with displacement gear. This solar wafer printing machine otter board counterpoint mechanism, cooperation through last location rack and incomplete gear sets up, can get into when the definite position at the chucking box, the location is accomplished to the direct chucking constant head tank of location chucking spare, the problem of current solar wafer printing machine being difficult to quick convenient advance the location to the otter board has been solved, cooperation setting through screw thread and four fixture blocks makes four fixture blocks do feed motion with the same feed amount and target direction at the same time, the problem of current solar wafer printing machine being difficult to quick carry out centering alignment to the otter board has been solved.

Description

Screen plate aligning mechanism of solar cell printing machine

Technical Field

The utility model relates to a lithography apparatus technical field specifically is a solar wafer printing machine otter board counterpoint mechanism.

Background

When printing solar wafer, need use the otter board, the positioning accuracy of otter board is to producing the important influence that the good of piece has, and current equipment is for artifical optical positioning many times to the location of otter board, and the operation is complicated and wastes time and energy, can not be quick fix a position and centering alignment to the otter board.

In chinese utility model patent application no: CN201621385227.3 discloses a quick positioner of film for half tone secondary exposure, including film two, film two on screen print pattern linewidth be 50um ~ 400um than half tone once exposure with film one screen print pattern linewidth, four angles departments of film two all are provided with target two, target two with locate half tone once expose with film one on the target mutually nestedly cooperate, film two top be provided with be used for observing target one with target two whether nested camera each other. The quick film positioning device for secondary exposure of the screen printing plate still adopts an artificial optical measurement method for positioning, an independent quick positioning mechanism and a centering and aligning mechanism are not arranged, and the problems that the existing solar cell printing machine is difficult to quickly and conveniently position the screen printing plate and is difficult to quickly align the screen printing plate are not solved.

Therefore, it is necessary to provide a screen alignment mechanism for a solar cell printing machine to solve the above problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

An object of the utility model is to provide a solar wafer printing machine otter board counterpoint mechanism to current solar wafer printing machine that proposes in solving above-mentioned background is difficult to fix a position the otter board fast convenient, is difficult to the quick problem of going on centering alignment to the otter board.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a screen alignment mechanism of a solar cell printing machine comprises a printing box body and a clamping box body, wherein the bottom of an inner cavity of the printing box body is fixedly connected with a displacement motor and a displacement support, a rotating shaft of the displacement motor is fixedly connected with a reduction gear, the top of the displacement support is rotatably connected with a displacement gear, two sides of the inner cavity of the printing box body are both fixedly connected with a positioning frame, one side of the positioning frame is provided with a chute, the top of the chute is fixedly connected with a positioning support, the bottom of the chute is provided with a gear hole, the bottom of the positioning support is rotatably connected with a gear rotating shaft, the outer side of the gear rotating shaft is fixedly connected with a deficient gear, the bottom of the deficient gear is meshed and connected with an upper positioning rack, the deficient gear is far away from one end of the upper positioning rack and fixedly connected with a positioning clamping piece, the bottom of the sliding plate is fixedly connected with a lower rack, the top end of one side of the lower rack is fixedly connected with an upper positioning rack, the top of the sliding plate is fixedly connected with a guide bracket, the top of the guide bracket is rotatably connected with a guide wheel, one end of the sliding plate is provided with a positioning groove, the top of the inner cavity of the clamping box body is fixedly connected with a clamping table, the middle part of the clamping table is provided with a clamping motion groove, the top of the inner cavity of the clamping box body is rotatably connected with a rotating disc rotating shaft, the top of the rotating disc rotating shaft is fixedly connected with a clamping rotating disc, the top of the clamping rotating disc is provided with a thread, the top of the thread is in threaded connection with a clamping block, the top of the clamping block penetrates through the clamping motion groove and is fixedly connected with a gasket, the bottom, and a rotating shaft of the clamping motor is fixedly connected with a driving clamping gear.

Preferably, the top of the printing box body is provided with an exposure hole, one side of the printing box body is provided with a feeding hole, the bottom of the printing box body is fixedly connected with a plurality of supporting legs, and the supporting legs are symmetrically distributed.

Preferably, the displacement gear is meshed with the reduction gear, and the gear hole is movably connected with the displacement gear.

Preferably, the number of the guide supports is multiple, and the multiple guide supports are linearly distributed at equal intervals.

Preferably, the positioning groove is movably connected with the positioning clamping piece, the lower rack is meshed with the displacement gear, the upper positioning rack is meshed with the incomplete gear, and the sliding plate is in sliding connection with the sliding groove.

Preferably, there are four fixture blocks, and the four fixture blocks are distributed in a rectangular array.

Preferably, the driven clamping gear is in meshed connection with the driving clamping gear.

(III) advantageous effects

Compared with the prior art, the utility model provides a solar wafer printing machine otter board counterpoint mechanism possesses following beneficial effect:

1. this solar wafer printing machine otter board counterpoint mechanism, at first the cooperation through displacement gear and lower rack sets up, can make the chucking box carry the horizontally entering printing box of half tone, avoid the half tone phenomenon of not being good at to appear, secondly the setting through a plurality of leading wheels, can make the horizontal motion of the chucking box that is carrying the half tone more steady, avoid the slope, at last through the cooperation setting of last location rack and incomplete gear, can get into when confirming the position at the chucking box, the location is accomplished to the direct chucking constant head tank of location chucking spare, the problem that current solar wafer printing machine is difficult to quick convenient fix a position the half tone has been solved.

2. This solar wafer printing machine otter board counterpoint mechanism, at first through the setting of chucking motor, can drive the chucking carousel rotation through initiative chucking gear, secondly through the cooperation setting of screw thread and four fixture blocks, it is rotatory to accomplish to drive the screw thread through the chucking carousel, make four fixture blocks be feed motion with the same feed quantity and target direction at the same time, guaranteed that the half tone can be quick to the heart alignment, solved current solar wafer printing machine and be difficult to quick carry out the problem of heart alignment to the half tone.

Drawings

FIG. 1 is a schematic sectional view of the structure of the present invention;

FIG. 2 is an enlarged schematic view of the present invention at A in FIG. 1;

FIG. 3 is a schematic cross-sectional view of the clamping box structure of the present invention;

fig. 4 is a schematic top view of the clamping turntable structure of the present invention.

In the figure: 1. printing a box body; 11. a displacement motor; 12. a displacement gear; 13. a displacement bracket; 14. a reduction gear; 15. a feed port; 16. an exposure hole; 17. a support leg; 2. a positioning frame; 21. a chute; 22. positioning the bracket; 23. a gear rotating shaft; 24. a stub gear; 25. positioning the retainer; 26. a gear hole; 3. clamping the box body; 31. a chucking table; 32. a clamping movement groove; 33. a turntable spindle; 34. clamping the turntable; 35. a thread; 36. clamping the motor; 37. the gear is actively clamped; 38. a driven chucking gear; 39. a clamping block; 310. a gasket; 4. a slide plate; 41. a lower rack; 42. an upper positioning rack; 43. positioning a groove; 44. a guide bracket; 45. a guide wheel.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, a screen alignment mechanism of a solar cell printing machine comprises a printing box 1 and a clamping box 3, wherein an exposure hole 16 is formed in the top of the printing box 1, a feeding hole 15 is formed in one side of the printing box 1, a plurality of support legs 17 are fixedly connected to the bottom of the printing box 1, the plurality of support legs 17 are symmetrically distributed, a displacement motor 11 and a displacement support 13 are fixedly connected to the bottom of an inner cavity of the printing box 1, a reduction gear 14 is fixedly connected to a rotating shaft of the displacement motor 11, a displacement gear 12 is rotatably connected to the top of the displacement support 13, the displacement gear 12 is meshed with the reduction gear 14, positioning frames 2 are fixedly connected to both sides of the inner cavity of the printing box 1, a chute 21 is formed in one side of the positioning frames 2, a positioning support 22 is fixedly connected to the top of the chute 21, and a gear hole 26 is formed, the gear hole 26 is movably connected with the displacement gear 12, the bottom of the positioning support 22 is rotatably connected with a gear rotating shaft 23, the outer side of the gear rotating shaft 23 is fixedly connected with a stub gear 24, the bottom of the stub gear 24 is engaged with an upper positioning rack 42, one end of the stub gear 24 far away from the upper positioning rack 42 is fixedly connected with a positioning clamping piece 25, two sides of the clamping box body 3 are both fixedly connected with sliding plates 4, the bottom of the sliding plate 4 is fixedly connected with a lower rack 41, the top end of one side of the lower rack 41 is fixedly connected with the upper positioning rack 42, the top of the sliding plate 4 is fixedly connected with a plurality of guide supports 44, the plurality of guide supports 44 are linearly distributed at equal intervals, the top of each guide support 44 is rotatably connected with a guide wheel 45, one end of the sliding plate 4 is provided with a positioning groove 43, the positioning groove 43 is movably connected with the positioning clamping piece, the upper positioning rack 42 is meshed with the incomplete gear 24, the sliding plate 4 is connected with the sliding groove 21 in a sliding manner, firstly, the clamping box 3 can be enabled to carry a screen horizontally to enter the printing box 1 through the matching arrangement of the displacement gear 12 and the lower rack 41, the phenomenon that the screen is not normal is avoided, secondly, the horizontal movement of the clamping box 3 carrying the screen is enabled to be more stable through the arrangement of a plurality of guide wheels 45, the inclination is avoided, finally, the positioning clamping piece 25 can be directly clamped with the positioning groove 43 to complete the positioning when the clamping box 3 enters a determined position through the matching arrangement of the upper positioning rack 42 and the incomplete gear 24, the problem that the existing solar cell piece printing machine is difficult to quickly and conveniently position the screen is solved, the clamping table 31 is fixedly connected to the top of the inner cavity of the clamping box 3, and the clamping movement groove 32 is formed in the middle part of the clamping table 31, the top of the inner cavity of the clamping box body 3 is rotatably connected with a rotary table rotating shaft 33, the top of the rotary table rotating shaft 33 is fixedly connected with a clamping rotary table 34, the top of the clamping rotary table 34 is provided with threads 35, the top of the threads 35 is in threaded connection with a clamping block 39, the top of the clamping block 39 penetrates through the clamping moving groove 32 and is fixedly connected with a gasket 310, four clamping blocks 39 are arranged, four clamping blocks 39 are distributed in a rectangular array, the bottom of the rotary table rotating shaft 33 penetrates through the clamping box body 3 and is fixedly connected with a driven clamping gear 38, the bottom of the clamping box body 3 is fixedly connected with a clamping motor 36, the rotating shaft of the clamping motor 36 is fixedly connected with a driving clamping gear 37, the driven clamping gear 38 is in meshed connection with the driving clamping gear 37, the clamping rotary table 34 can be driven to rotate through the driving clamping motor 36, and the threads 35 can be, the four fixture blocks 39 are fed in the same time and in the same feeding amount and the same target direction, so that the screen printing plate can be quickly centered and aligned, and the problem that the existing solar cell printing machine is difficult to quickly center and align the screen printing plate is solved.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

The working principle is as follows: when the screen printing machine is used, a screen printing plate is placed on the clamping table 31, the clamping motor 36 is started, the clamping motor 36 drives the driving clamping gear 37 to rotate, the driving clamping gear 37 drives the turntable rotating shaft 33 to rotate through the driven clamping gear 38, the clamping turntable 34 positioned at the top of the turntable rotating shaft 33 and the threads 35 rotate together, the four fixture blocks 39 are in threaded connection with the threads 35, the four fixture blocks 39 are enabled to do feed motion at the same time and in the same feed amount and target direction along with the rotation of the threads 35, the screen printing plate is positioned at the central position of the clamping table 31, the displacement motor 11 is started to drive the displacement gear 12 to rotate, the displacement gear 12 drives the sliding plate 4 fixedly connected with the lower rack 41 to move towards the inside of the printing box body 1 through the lower rack 41, the sliding plate 4 drives the clamping box body 3 to move inwards and horizontally, when the clamping box body 3 enters a determined position, the upper positioning rack, the positioning clamping piece 25 positioned at the top of the incomplete gear 24 moves and rotates until the positioning clamping piece 25 contacts the positioning groove 43, and the positioning clamping piece 25 directly clamps the positioning groove 43 to complete positioning.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a solar wafer printing machine otter board counterpoint mechanism, includes printing box (1) and chucking box (3), its characterized in that: inner chamber bottom fixed connection of printing box (1) has displacement motor (11) and displacement support (13), pivot fixedly connected with reduction gear (14) of displacement motor (11), the top of displacement support (13) is rotated and is connected with displacement gear (12), the equal fixedly connected with positioning frame (2) in inner chamber both sides of printing box (1), spout (21) have been seted up to one side of positioning frame (2), the top fixedly connected with locating support (22) of spout (21), gear hole (26) have been seted up to the bottom of spout (21), the bottom of locating support (22) is rotated and is connected with gear axis of rotation (23), the outside fixedly connected with of gear axis of rotation (23) lacks gear (24), the bottom meshing of lacking gear (24) is connected with location rack (42), the one end fixedly connected with location chucking spare (25) of last location rack (42) are kept away from to lacking gear (24) ) The clamping device comprises a clamping box body (3), sliding plates (4) are fixedly connected to the two sides of the clamping box body (3), a lower rack (41) is fixedly connected to the bottom of each sliding plate (4), the top end of one side of each lower rack (41) is fixedly connected with an upper positioning rack (42), a guide support (44) is fixedly connected to the top of each sliding plate (4), a guide wheel (45) is rotatably connected to the top of each guide support (44), a positioning groove (43) is formed in one end of each sliding plate (4), a clamping table (31) is fixedly connected to the top of an inner cavity of the clamping box body (3), a clamping motion groove (32) is formed in the middle of each clamping table (31), a turntable rotating shaft (33) is rotatably connected to the top of the inner cavity of the clamping box body (3), a clamping turntable (34) is fixedly connected to the top of the turntable rotating shaft (, the top threaded connection of screw thread (35) has fixture block (39), the top of fixture block (39) runs through chucking motion groove (32) and fixedly connected with gasket (310), the bottom of carousel pivot (33) runs through chucking box (3) and the driven chucking gear of fixedly connected with (38), the bottom fixedly connected with chucking motor (36) of chucking box (3), the pivot fixedly connected with initiative chucking gear (37) of chucking motor (36).

2. The screen alignment mechanism of a solar cell printing machine according to claim 1, wherein: the top of the printing box body (1) is provided with an exposure hole (16), one side of the printing box body (1) is provided with a feeding hole (15), the bottom of the printing box body (1) is fixedly connected with a plurality of supporting legs (17), and the supporting legs (17) are symmetrically distributed.

3. The screen alignment mechanism of a solar cell printing machine according to claim 1, wherein: the displacement gear (12) is meshed with the reduction gear (14), and the gear hole (26) is movably connected with the displacement gear (12).

4. The screen alignment mechanism of a solar cell printing machine according to claim 1, wherein: the number of the guide supports (44) is multiple, and the guide supports (44) are linearly distributed at equal intervals.

5. The screen alignment mechanism of a solar cell printing machine according to claim 1, wherein: constant head tank (43) and location chucking spare (25) swing joint, lower rack (41) and displacement gear (12) meshing are connected, go up location rack (42) and incomplete gear (24) meshing and be connected, slide (4) and spout (21) sliding connection.

6. The screen alignment mechanism of a solar cell printing machine according to claim 1, wherein: the number of the clamping blocks (39) is four, and the four clamping blocks (39) are distributed in a rectangular array.

7. The screen alignment mechanism of a solar cell printing machine according to claim 1, wherein: the driven clamping gear (38) is in meshed connection with the driving clamping gear (37).