CN213616864U - A shutdown mechanism that is used for cotton laminating device of bubble of touch-sensitive screen - Google Patents

Abstract

The utility model discloses a cutting mechanism of a foam laminating device for a touch screen, which comprises a stop block and a cutter which are matched with each other, a stop block driving mechanism for driving the stop block and a cutter driving mechanism for driving the cutter; the stop block is arranged on a main fixing plate in a vertically sliding manner and is connected with the stop block driving mechanism; the cutter is positioned below the stop block; the cutter driving mechanism is installed on the main fixing plate, and the cutter is installed on the cutter driving mechanism; the cutter driving mechanism can drive the cutter to horizontally slide and vertically slide towards the direction of the stop block. The utility model discloses simple structure, the precision is high, and it can convenient and fast ground cut off the bubble silver, realizes cutting off the bubble silver with automizing to can improve machining efficiency, and its bubble sliver roughness that cuts off is high.

Description

A shutdown mechanism that is used for cotton laminating device of bubble of touch-sensitive screen

Technical Field

The utility model relates to a laminating device technical field specifically is a shutdown mechanism that is used for cotton laminating device of bubble of touch-sensitive screen.

Background

As is well known, in the production process of a mobile phone touch screen (or a vehicle-mounted touch screen, etc.), foam needs to be attached to the back of a product to prevent dust and interference between a liquid crystal module and the touch screen, and the foam is soft and cannot enter a visible area, so that the foam can be attached only at the edge. Traditionally, it is cotton to paste the bubble on the cotton laminating device of bubble usually manually, when laminating, directly the manual work is laminated four sides of work piece top surface respectively with four solitary bubble cotton strips, and the unnecessary part of bubble cotton strip then with scissors cut off can. However, this method of manually cutting the tampon is inefficient and tends to cause the tampon to be cut insufficiently flat.

SUMMERY OF THE UTILITY MODEL

To the problem that prior art exists above, the utility model aims at providing a shutdown mechanism for cotton laminating device of bubble of touch-sensitive screen, its simple structure, the precision is high, and it can convenient and fast ground cut off the cotton strip of bubble, realizes cutting off the bubble silver with automizing to can improve machining efficiency, and the cotton strip roughness of bubble that it cut off is high.

In order to realize the purpose, the technical scheme of the utility model is that:

a cutting mechanism for a foam laminating device of a touch screen comprises a stop block and a cutter which are matched with each other, a stop block driving mechanism for driving the stop block and a cutter driving mechanism for driving the cutter; the stop block is arranged on a main fixing plate in a vertically sliding manner and is connected with the stop block driving mechanism; the cutter is positioned below the stop block; the cutter driving mechanism is installed on the main fixing plate, and the cutter is installed on the cutter driving mechanism; the cutter driving mechanism can drive the cutter to horizontally slide and vertically slide towards the direction of the stop block.

As a specific embodiment, the cutter driving mechanism comprises a cutter fixing plate, a cutter cylinder, a retraction block, a wheel groove block, a cutter upper block and a cutter lower block; the cutter fixing plate is arranged on one end face of the main fixing plate; the retraction block is horizontally and slidably arranged at the bottom of the cutter fixing plate; the upper cutter block and the lower cutter block are matched with each other and are respectively arranged on one side of the cutter fixing plate in a vertically sliding manner, the lower end of the upper cutter block and the upper end of the lower cutter block are respectively provided with an upper hook part and a lower hook part which correspond to each other, and the cutter is arranged on the side surface of the lower cutter block facing the stop block; the cutter cylinder is fixed on the retraction block, and an output shaft of the cutter cylinder is connected with the cutter upper block, so that the cutter cylinder can drive the cutter upper block to slide up and down; the wheel groove block is arranged on one side of the cutter fixing plate, a wheel groove is formed in the wheel groove block, and the wheel groove is provided with a vertical section and an inclined section which are sequentially connected from top to bottom; the cutter upper block is also internally provided with a sliding piece which can be slidably inserted into the wheel groove; when the sliding piece slides in the inclined section, the cutting knife can horizontally slide towards the stop block; when the sliding piece slides in the vertical section, the cutting knife can slide up and down.

Furthermore, the wheel groove block and the cutter upper block are in an inverted L shape; the upper end of the wheel groove block is positioned above the upper end of the cutter upper block; the lower end of the wheel groove block is connected with the cutter fixing plate; the upper end of the cutter upper block is connected with an output shaft of the cutter cylinder.

Furthermore, the retraction block is in an inverted L shape, one end of the retraction block is connected with the cutter fixing plate through a first sliding rail assembly, and the other end of the retraction block is respectively connected with the cutter upper block and the cutter lower block through a second sliding rail assembly.

Further, the sliding member is a bearing.

Further, the wheel groove block and the cutter fixing plate are integrally formed.

In a specific embodiment, the stopper is mounted on the main fixing plate through a third slide rail assembly.

As a specific embodiment, the block driving mechanism comprises a driving air cylinder for driving the block to slide downwards; a fixed rod penetrates through the stop block, and the upper end of the fixed rod is connected to the main fixed plate; and a spring sleeved on the fixed rod is also arranged in the blocking block.

As a specific embodiment, the stop block has a main body and a blocking portion, which are integrally formed, the blocking portion is located at the bottom of the main body, and the blocking portion is correspondingly matched with the cutting knife.

The utility model has the advantages that:

the utility model has simple and reasonable structure, high precision and high flatness of the cut foam strips; it is through dog and the cutter of mutually supporting to can conveniently and cut off the bubble silver fast, realize cutting off the bubble silver with automizing, and the bubble sliver also is difficult for gluing on the cutter. Because the dog can up-and-down motion, so the dog can not block the motion route of bubble cotton sliver, simultaneously, because the cutter can horizontal slip with slide from top to bottom, consequently the cutter also can not block the motion route of bubble cotton sliver.

(two) the utility model discloses a cutter actuating mechanism design benefit, it drives the slider and slides respectively in the slope section and the vertical section of race through the cutter cylinder and can make the cutter realize being horizontal motion and up-and-down motion to realize the motion of cutter in two sides ascending, thereby make the effect of cutting off the bubble silver better, and the cutter can not obstruct the position of bubble sliver before cutting off.

(III) the utility model discloses a set the wheel groove piece and cutter upper segment all to down L shape to can let the wheel groove piece play the spacing effect of cutter upper segment, prevent that the cutter upper segment is skew to predetermine the route.

Drawings

Fig. 1 is a schematic structural view of a cutter driving mechanism of the present invention;

FIG. 2 is an exploded view of FIG. 1;

FIG. 3 is a schematic structural view of the present invention in use;

FIG. 4 is a schematic view of the mechanism of FIG. 3 with the swing arm removed;

fig. 5 is a schematic view of the internal structure of the stopper of the present invention;

fig. 6 is a schematic view of the overall structure of the present invention;

fig. 7 is an exploded view of fig. 6.

Reference numerals:

1. a main fixing plate; 2. a stopper; 3. a cutter; 4. a cutter fixing plate; 5. a cutter cylinder; 6. a retraction block; 7. a wheel groove block; 71. a wheel groove; 711. a vertical section; 712. an inclined section; 8. cutting the cutter into blocks; 81. an upper hook portion; 82. a slider; 9. cutting a cutter lower block; 91. a lower trench portion; 10. a first slide rail assembly; 11. a second slide rail assembly; 12. a third slide rail assembly; 13. a driving cylinder; 14. fixing the rod; 15. a spring; 20. swinging arms; 21. a slider; 22. a material pressing cylinder; 23. a pinch roller; 24. a plane; 25. an inner concave cambered surface; 26. a needle bearing; 101. a tampon.

Detailed Description

The invention will be further elucidated with reference to the drawings and the embodiments, which are exemplary only and do not limit the scope of the invention.

As shown in fig. 1-5, a cutting mechanism of a foam attaching device for a touch screen comprises a stop block 2 and a cutter 3 which are matched with each other, a stop block driving mechanism for driving the stop block 2 and a cutter driving mechanism for driving the cutter; the stop block 2 is arranged on a main fixing plate 1 in a vertically sliding manner and is connected with a stop block driving mechanism; the cutter 3 is positioned below the stop block 2; the cutter driving mechanism is arranged on the main fixing plate 1, and the cutter is arranged on the cutter driving mechanism; the cutter driving mechanism can drive the cutter 3 to horizontally slide and vertically slide towards the direction of the stop block 2. The utility model discloses a set up dog 2 and cutter 3 of mutually supporting, can conveniently cut off the bubble cotton sliver, when using, utilize dog actuating mechanism drive dog 2 to push down, utilize cutter actuating mechanism drive cutter 3 horizontal slip to dog 2's below after that, drive cutter 3 rebound again immediately, until cutter 3 and dog 2 contact, just so can cut off the bubble cotton sliver, and this kind of mode of cutting off is efficient and effectual moreover, the bubble cotton sliver also is difficult for gluing the sword, machining efficiency has been improved widely.

The cutter driving mechanism comprises a cutter fixing plate 4, a cutter cylinder 5, a retraction block 6, a wheel groove block 7, a cutter upper block 8 and a cutter lower block 9; the cutter fixing plate 4 is arranged on one end face of the main fixing plate 1; the retraction block 6 is horizontally and slidably arranged at the bottom of the cutter fixing plate 4; the upper cutter block 8 and the lower cutter block 9 are mutually matched and are respectively arranged on one side of the cutter fixing plate 4 in a vertically sliding manner, the lower end of the upper cutter block 8 and the upper end of the lower cutter block 9 are respectively provided with an upper hook part 81 and a lower hook part 91 which correspond to each other, and the cutter 3 is arranged on one side surface of the lower cutter block 9 facing the stop block 2; the cutter cylinder 5 is fixed on the retraction block 6, and an output shaft of the cutter cylinder 5 is connected with the cutter upper block 8, so that the cutter cylinder 5 can drive the cutter upper block 8 to slide up and down; the wheel groove block 7 is arranged at one side of the cutter fixing plate 4, a wheel groove 71 is arranged in the wheel groove block 7, preferably, the wheel groove block 7 and the cutter fixing plate 4 can also be integrally formed, and the wheel groove 71 is provided with a vertical section 711 and an inclined section 712 which are sequentially connected from top to bottom; a sliding piece 82 which is slidably inserted in the wheel groove 71 is also arranged in the cutter upper block 8; when the sliding part 82 slides in the inclined section 712, the cutter 3 can horizontally slide towards the stop block 2; when the slider 82 slides in the vertical section 711, the cutter 3 can be slid up and down. Preferably, the sliding member 82 is a bearing, so that the sliding member 82 is smoother during operation. The movement of the cutter 3 can be conveniently controlled through the arrangement, particularly, when the device is used, the cutter cylinder 5 is utilized to drive the cutter upper block 8 to move upwards, so that the sliding piece 82 slides in the inclined section 712, the cutter upper block 8 is driven to slide towards the direction of the stop block 2, and the cutter upper block 8 is arranged on the retraction block 6, so that the retraction block 6 also slides towards the direction of the stop block 2, namely, the cutter 3 also slides towards the direction of the stop block 2, then, when the sliding piece 82 slides in the vertical section 711, the cutter upper block 8 hooks the cutter lower block 9 upwards and drives the cutter lower block 9 to slide upwards, and as the cutter 3 is arranged on the cutter lower block 9, the cutter 3 can also slide upwards synchronously; similarly, when the cutter 3 needs to be reset, the cutter 3 firstly slides downwards and then slides towards the direction far away from the stop block 2.

The wheel groove block 7 and the cutter upper block 8 are both in an inverted L shape; the upper end of the wheel groove block 7 is positioned above the upper end of the cutter upper block 8; the lower end of the wheel groove block 7 is connected with the cutter fixing plate 4; the upper end of the cutter upper block 8 is connected with an output shaft of the cutter cylinder 5, namely the lower end of the wheel groove block 7 is connected with the retraction block 6. Can carry on spacingly to cutter upper block 8 through above setting, because the upper end of wheel groove piece 7 is in the top of the upper end of cutter upper block 8, so the upper end of cutter upper block 8 also can only bump with wheel groove piece 7 at most in its preset stroke, nevertheless can not surpass wheel groove piece 7, and wheel groove piece 7 has played spacing effect promptly, prevents that cutter upper block 8 from presetting the route cheaply.

The retraction block 6 is in an inverted L shape, one end of the retraction block 6 is connected with the cutter fixing plate 4 through a first sliding rail assembly 10, and the other end of the retraction block 6 is respectively connected with the cutter upper block 8 and the cutter lower block 9 through a second sliding rail assembly 11. The retraction block 6 can slide more smoothly by arranging the first sliding rail assembly 10 and is not easy to break away from a preset route, and the upper cutter block 8 and the lower cutter block 9 can slide more smoothly by arranging the second sliding rail assembly 11 and are not easy to break away from the preset route.

The block 2 is mounted on the main fixing plate 4 through a third slide rail assembly 12, so that the block 2 is smoother when sliding and is not easy to separate from the preset route.

Specifically, the block driving mechanism comprises a driving cylinder 13 for driving the block 2 to slide downwards; a fixed rod 14 penetrates through the block 2, and the upper end of the fixed rod 14 is connected to the main fixed plate 1; a spring 15 sleeved on the fixing rod 14 is also arranged in the block 2. The driving cylinder 13 is arranged to conveniently drive the stop block 2 to slide downwards, and meanwhile, after the driving cylinder 13 is reset, the stop block 2 can be reset by utilizing the stretching force of the spring 15 on the fixing rod 14, so that the stop block 2 can slide up and down by the arrangement of the driving cylinder 13 and the spring 15.

Specifically, dog 2 has integrated into one piece's main part and fender portion, and the fender portion is located the bottom of main part, and the fender portion corresponds the cooperation with cutter 3, and is specific, and the width of fender portion is less than the width of main part.

With reference to fig. 6-7, the following description will be made to the specific usage of the present invention for understanding the present invention, and the following description will provide a specific embodiment:

when in use, the cutting mechanism of the utility model is installed on one side of a laminating mechanism, the laminating mechanism comprises a swing arm 20, a slide block 21, a material pressing cylinder 22 and a pressing wheel 23, the middle part of the swing arm 20 is hinged with a driving cylinder 13 through a slide seat, the slide block 21 is obliquely and slidably installed on a main fixing plate 1, the slide block 21 is hinged with the front end of the swing arm 22, specifically, the slide block 21 is connected with the main fixing plate 1 through a fourth slide rail component, a feeding groove for penetrating a foam sliver 101 is arranged on the swing arm 20, the material pressing cylinder 22 is installed at the front end of the main fixing plate 1, and the pressing wheel 23 is positioned in front of the swing arm 20 and fixed on an output shaft of the material pressing cylinder 22; the bottom surface of the slide block 21 is provided with a slide surface which comprises a plane 24 and an inward concave cambered surface 25 which are sequentially connected from front to back; a needle bearing 26 which is tightly propped against the sliding surface and is matched with the sliding surface is arranged on one side surface of the stop block 2.

In the working process, the foam strip 101 is fixed in the feeding chute, the front end of the foam strip 101 extends out of the feeding chute, the driving cylinder 13 drives the rear end of the swing arm 20 to swing forwards (namely, the driving cylinder 13 is obliquely arranged), the sliding block 21 is driven to slide forwards, the needle bearing 26 correspondingly transits from the plane 24 to the concave cambered surface 25, at the moment, the block 2 slides upwards due to the stretching force of the spring 15 (the block 2 is prevented from blocking the foam strip 101), meanwhile, the foam strip 101 moves forwards in an arc shape, so that the front end of the foam strip 101 swings to the position below the pressing wheel 23, then the pressing wheel cylinder 22 drives the pressing wheel 23 to press downwards, the front end of the foam strip 101 is pressed on the workpiece, then, the foam strip 101 can be attached to the workpiece by driving the workpiece to move outwards, and when the foam strip 101 is attached to a preset position, the driving cylinder 13 drives the swing arm 20 to reset, the part of the tampon 101 which is not connected with the workpiece is tilted upwards, the swing arm 20 is reset to drive the slide block 21 to slide backwards, and the needle bearing 26 is transited from the concave cambered surface 25 to the plane 24, so that the slide block 21 can press the stop block 2 downwards; then the cutter cylinder 5 drives the cutter upper block 8 to slide upwards, the sliding part 82 slides in the inclined section 712, so that the retraction block 6 slides towards the direction of the stop block 2, and synchronously drives the cutter 3 to slide towards the direction of the stop block 3 until the cutter 3 moves to the position right below the stop block 2 and the cutter 3 at the moment is inserted to the position right below the part of the foam strips 101 which is not connected with the workpiece; next, the sliding piece 82 slides in the vertical section 711, and the upper cutter block 8 slides upwards to hook the lower cutter block 9 and slide upwards, so that the cutter 3 slides upwards towards the stop block 2 until the cutter 3 contacts the stop block 2 to cut off the tampon 101; finally, the cutter cylinder 5 resets to drive the cutter 3 to reset, thereby completing the complete action of the one-time cutting mechanism. In this embodiment, the utility model discloses a shutdown mechanism is that the slope sets up for dog 2 and cutter 3 are when cutting off the bubble silver, and cutter 3 and dog 2 are perpendicular to its part bubble silver 101 that needs cut off respectively. It should be noted that, as will be appreciated by those skilled in the art, the cutting mechanism of the present invention can be used to cut the tampon 101 even if the tampon 101 is manually attached, i.e., the present invention has a wide application range.

In conclusion, the utility model has simple structure and ingenious design, and can quickly and simply cut off the foam strips 101 by arranging the mutually matched stop block 2 and the cutter 3 and driving the stop block driving mechanism and the cutter driving mechanism, thereby greatly improving the processing efficiency; the stop block 2 can move up and down, so the stop block 2 cannot block the movement path of the tampon 101, and meanwhile, the cutter 3 cannot block the movement path of the tampon 101 because the cutter can horizontally slide and vertically slide; before the cutter 3 acts, the cutter 3 is positioned at one side of the tampon 101 and is inserted below the tampon 101 after horizontal sliding, so that the cutter 3 does not block the movement path of the tampon 101, that is, the tampon 101 can be prevented from colliding with the cutter.

The present invention is not limited to the above embodiment, and if various modifications or variations of the present invention do not depart from the spirit and scope of the present invention, they are intended to be covered if they fall within the scope of the claims and the equivalent technology of the present invention.

Claims (9)

1. The utility model provides a shutdown mechanism that is used for cotton laminating device of bubble of touch-sensitive screen which characterized in that:

the cutting device comprises a stop block, a cutter, a stop block driving mechanism and a cutter driving mechanism, wherein the stop block and the cutter are matched with each other; the stop block is arranged on a main fixing plate in a vertically sliding manner and is connected with the stop block driving mechanism; the cutter is positioned below the stop block; the cutter driving mechanism is installed on the main fixing plate, and the cutter is installed on the cutter driving mechanism; the cutter driving mechanism can drive the cutter to horizontally slide and vertically slide towards the direction of the stop block.

2. The cutting mechanism of the foam attaching device for the touch screen according to claim 1, wherein:

the cutter driving mechanism comprises a cutter fixing plate, a cutter cylinder, a retraction block, a wheel groove block, a cutter upper block and a cutter lower block; the cutter fixing plate is arranged on one end face of the main fixing plate; the retraction block is horizontally and slidably arranged at the bottom of the cutter fixing plate; the upper cutter block and the lower cutter block are matched with each other and are respectively arranged on one side of the cutter fixing plate in a vertically sliding manner, the lower end of the upper cutter block and the upper end of the lower cutter block are respectively provided with an upper hook part and a lower hook part which correspond to each other, and the cutter is arranged on the side surface of the lower cutter block facing the stop block; the cutter cylinder is fixed on the retraction block, and an output shaft of the cutter cylinder is connected with the cutter upper block, so that the cutter cylinder can drive the cutter upper block to slide up and down; the wheel groove block is arranged on one side of the cutter fixing plate, a wheel groove is formed in the wheel groove block, and the wheel groove is provided with a vertical section and an inclined section which are sequentially connected from top to bottom; the cutter upper block is also internally provided with a sliding piece which can be slidably inserted into the wheel groove; when the sliding piece slides in the inclined section, the cutting knife can horizontally slide towards the stop block; when the sliding piece slides in the vertical section, the cutting knife can slide up and down.

3. The cutting mechanism of the foam attaching device for the touch screen according to claim 2, wherein:

the wheel groove block and the cutter upper block are in an inverted L shape; the upper end of the wheel groove block is positioned above the upper end of the cutter upper block; the lower end of the wheel groove block is connected with the cutter fixing plate; the upper end of the cutter upper block is connected with an output shaft of the cutter cylinder.

4. The cutting mechanism of the foam attaching device for the touch screen according to claim 2, wherein:

the retraction block is inverted L-shaped, one end of the retraction block is connected with the cutter fixing plate through a first sliding rail assembly, and the other end of the retraction block is respectively connected with the cutter upper block and the cutter lower block through a second sliding rail assembly.

5. The cutting mechanism of the foam attaching device for the touch screen according to claim 2, wherein:

the sliding part is a bearing.

6. The cutting mechanism of the foam attaching device for the touch screen according to claim 2, wherein:

the wheel groove block and the cutter fixing plate are integrally formed.

7. The cutting mechanism of the foam attaching device for the touch screen according to claim 1, wherein:

the stop block is arranged on the main fixing plate through a third slide rail component.

8. The cutting mechanism of the foam attaching device for the touch screen according to claim 1, wherein:

the block driving mechanism comprises a driving cylinder for driving the block to slide downwards; a fixed rod penetrates through the stop block, and the upper end of the fixed rod is connected to the main fixed plate; and a spring sleeved on the fixed rod is also arranged in the blocking block.

9. The cutting mechanism of the foam attaching device for the touch screen according to claim 1, wherein:

the stop block is provided with a main body and a blocking part which are integrally formed, the blocking part is positioned at the bottom of the main body, and the blocking part is correspondingly matched with the cutter.

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