CN216581249U

CN216581249U - OCA protection film laminating device

Info

Publication number: CN216581249U
Application number: CN202123060889.7U
Authority: CN
Inventors: 周进; 王微波; 李容; 张延�; 陈龙邦
Original assignee: Chengdu Nicoyuan Electronic Technology Co ltd
Current assignee: Chengdu Nicoyuan Electronic Technology Co ltd
Priority date: 2021-12-08
Filing date: 2021-12-08
Publication date: 2022-05-24
Anticipated expiration: 2031-12-08

Abstract

The utility model provides an OCA protective film laminating device, and relates to the technical field of mechanical equipment. This OCA protection film laminating device includes bottom plate, movable seat, splint and levelling mechanism. The bottom plate is fixed with a bracket, and the upper part of the bracket is horizontally provided with a press roller. The movable seat is inserted on the bottom plate and can move under the driving of the transverse moving mechanism. The splint are installed on the sliding seat, and the two splints are matched together to be clamped at two ends of the target object. The leveling mechanism comprises a screw rod, a leveling plate and a nut. The screw rod is fixed in the splint, and the leveling board cup joints on the screw rod, and the upside of leveling board can the butt in the back of target object, and nut and screw rod threaded connection, nut are located the downside of leveling board. The position of the leveling plate on the screw rod is finely adjusted through the nut, so that the OCA protective film on the target object is in a horizontal state, the movable seat is moved, and the OCA protective film is driven to move relative to the compression roller through the movable seat, so that the OCA protective film is attached to the target object.

Description

OCA protection film laminating device

Technical Field

The utility model relates to the technical field of mechanical equipment, in particular to an OCA protective film laminating device.

Background

The OCA protective film is generally formed by bonding a light release layer, an OCA optical adhesive layer and a heavy release layer, is an optically transparent substrate-free special double-sided adhesive, and is widely used for bonding transparent optical elements such as lenses, liquid crystal display screens, touch screens and the like because the OCA protective film has the advantages of being colorless and transparent, having the light transmittance of more than 90 percent, good bonding strength, being capable of being cured at room temperature or middle temperature and having small curing shrinkage and the like.

The current laminating device passes through the compression roller roll extrusion OCA protection film, makes the laminating of OCA protection film on the target object, however, because the back of target object is not level and smooth, the target object is not kept flat in the below of compression roller for after pasting the OCA protection film on the target object, the contact effect between compression roller and the OCA protection film is relatively poor, and the laminating effect of OCA protection film and target object is not ideal.

SUMMERY OF THE UTILITY MODEL

In view of the above situation, the utility model provides an OCA protective film attaching device, which solves the technical problems that after an OCA protective film is attached to a target object, the contact effect between a pressing roller and the OCA protective film is poor and the attaching effect of the OCA protective film and the target object is not ideal due to the fact that the back of the target object is not flat and the target object is not horizontally arranged below the pressing roller at present.

In order to achieve the purpose, the utility model provides the following technical scheme:

an OCA protection film laminating device mainly comprises: bottom plate, sliding seat, splint and levelling mechanism. The bottom plate is fixed with a bracket, and the upper part of the bracket is horizontally provided with a press roller. The movable seat is inserted on the bottom plate and can move under the driving of the transverse moving mechanism. The splint are installed on the sliding seat, and the two splints are matched together to be clamped at two ends of the target object. The leveling mechanism comprises a screw rod, a leveling plate and a nut. The screw rod is fixed in the splint, and the leveling board cup joints on the screw rod, and the upside of leveling board can the butt in the back of target object, and nut and screw rod threaded connection, nut are located the downside of leveling board.

In some embodiments of the present invention, the movable seat is provided with a supporting seat, the supporting seat is rotatably connected with a positive and negative threaded screw, two ends of the positive and negative threaded screw are respectively in threaded connection with a sliding block, a supporting plate is fixed on the sliding block, and the clamping plate is fixed on the upper portion of the supporting plate.

In some embodiments of the utility model, the supporting seat is in threaded connection with a rotation limiting rod for limiting the rotation of the screw rod with the positive and negative teeth.

In some embodiments of the present invention, the traversing mechanism includes a toothed plate, a gear and a transmission shaft, the toothed plate is fixed on the lower side of the movable seat, the gear is engaged under the toothed plate, the gear is mounted on the transmission shaft, and the transmission shaft is rotatably connected to the bottom plate.

In some embodiments of the utility model, a cleat is bonded to the cleat.

In some embodiments of the utility model, the movable seat is connected with a falling prevention plate through a support rod, and the falling prevention plate is positioned between the two clamping plates.

In some embodiments of the utility model, a rubber pad is bonded to the upper side of the fall arrest plate.

In some embodiments of the utility model, an insertion rod is inserted into the anti-falling plate, the insertion rod penetrates through the anti-falling plate, the lower end of the insertion rod is connected with the anti-falling plate through a first reset spring, the upper end of the insertion rod is rotatably connected with a connecting plate through a rotating shaft, the upper end of the connecting plate is fixedly connected with a butt plate, and the butt plate is perpendicular to the connecting plate. The lower part of the connecting plate is an indicating end in the shape of an isosceles triangle, second return springs are connected between the inserted link and the connecting plate, and the two second return springs are symmetrically arranged on two sides of the rotating shaft.

The embodiment of the utility model at least has the following advantages or beneficial effects:

tear earlier and remove the release layer on the OCA protection film, paste the OCA protection film on the target object again, then place the target object between two splint, two splint can restrict the target object along horizontal removal, then swivel nut, move the leveling board from top to bottom, make the leveling board butt at the back of target object, and make compression roller and OCA protection film butt, then the position of rethread nut fine setting leveling board on the screw rod, make the OCA protection film on the target object be in the horizontality, at this moment, remove the sliding seat again, drive the OCA protection film through the sliding seat and remove for the compression roller, so that the laminating of OCA protection film is on the target object.

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

Drawings

For a clearer explanation or technical solution of the embodiments of the present application, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic structural view of an OCA protective film attaching apparatus and a target;

fig. 2 is a schematic structural view of the OCA protective film attaching apparatus shown in fig. 1 along the right side;

fig. 3 is a partially enlarged view of a position a in fig. 1.

Icon: 11-a bottom plate, 111-a support, 112-a press roller, 12-a movable seat, 121-a toothed plate, 122-a gear, 123-a transmission shaft, 13-a clamping plate, 131-an anti-slip pad, 141-a supporting seat, 142-a positive and negative screw rod, 143-a sliding block, 144-a supporting plate, 145-a rotation limiting rod, 15-a leveling mechanism, 151-a screw rod, 152-a leveling plate, 153-a nut, 16-an anti-falling plate, 161-a rubber pad, 171-an inserting rod, 172-a first return spring, 173-a rotating shaft, 174-a connecting plate, 175-an abutting plate, 176-an indicating end, 177-a second return spring, 2-a target object and 3-an OCA protective film.

Detailed Description

In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the embodiments of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. Specific meanings of the above terms in the embodiments of the present invention can be understood by those of ordinary skill in the art according to specific situations.

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

Examples

Referring to fig. 1 to fig. 3, the present embodiment provides an OCA protective film attaching apparatus, which mainly includes: a bottom plate 11, a movable seat 12, a clamping plate 13 and a leveling mechanism 15. A bracket 111 is fixed to the base plate 11, and a pressing roller 112 is horizontally installed on the upper portion of the bracket 111. The movable seat 12 is inserted on the bottom plate 11, and the movable seat 12 can move under the driving of the transverse moving mechanism. The clamping plates 13 are mounted on the movable base 12, and the two clamping plates 13 cooperate together to clamp both ends of the object 2. The leveling mechanism 15 includes a screw 151, a leveling plate 152, and a nut 153. The screw 151 is fixed to the clamp plate 13, the leveling plate 152 is fitted over the screw 151, the upper side of the leveling plate 152 can abut against the back surface of the target 2, the nut 153 is screwed to the screw 151, and the nut 153 is located below the leveling plate 152.

In the process of attaching the OCA protective film 3 to the target object 2, the release layer on the OCA protective film 3 is firstly torn off, the OCA protective film 3 is then attached to the target object 2, the target object 2 is then placed between the two clamping plates 13, the two clamping plates 13 can limit the movement of the target object 2 along the transverse direction, then the nut 153 is rotated to move the leveling plate 152 upwards, the leveling plate 152 is abutted to the back surface of the target object 2, the pressing roller 112 is abutted to the OCA protective film 3, then the position of the leveling plate 152 on the screw 151 is finely adjusted through the nut 153, so that the OCA protective film 3 on the target object 2 is in a horizontal state, at the moment, the movable seat 12 is moved again, and the OCA protective film 3 is driven to move relative to the pressing roller 112 through the movable seat 12, so that the OCA protective film 3 is attached to the target object 2.

In order to clamp the target 2 by the two clamping plates 13, the movable base 12 is provided with a support seat 141, the support seat 141 is rotatably connected with a positive and negative threaded screw 142, two ends of the positive and negative threaded screw 142 are both connected with a sliding block 143 in a threaded manner, the sliding block 143 is fixed with a supporting plate 144, and the clamping plates 13 are fixed on the upper portion of the supporting plate 144. When the forward and reverse threaded screw 142 is rotated, the sliders 143 at both ends of the forward and reverse threaded screw 142 can be moved in opposite directions, and when the two sliders 143 are moved toward each other, the target 2 can be held.

The supporting base 141 is threadedly connected with a rotation limiting rod 145 for limiting the rotation of the positive and negative screw 142. When the rotation of the forward and reverse threaded screw 142 needs to be restricted, the rotation restricting lever 145 is simply rotated to press the rotation restricting lever 145 against the forward and reverse threaded screw 142.

In this embodiment, preferably, the traverse mechanism includes a tooth plate 121, a gear 122 and a transmission shaft 123, the tooth plate 121 is fixed on the lower side of the movable seat 12, the gear 122 is engaged under the tooth plate 121, the gear 122 is mounted on the transmission shaft 123, and the transmission shaft 123 is rotatably connected to the bottom plate 11. Through the arrangement of the plate, the gear 122 and the transmission shaft 123, the movable seat 12 can be moved more smoothly, so that the OCA protective film 3 is better attached to the object 2.

The clamping plate 13 is adhered with a non-slip pad 131 to better clamp the object 2. The movable seat 12 is connected with a falling prevention plate 16 through a support rod, and the falling prevention plate 16 is positioned between the two clamping plates 13, so that the situation that the target object 2 falls on the movable seat 12 accidentally and is damaged is avoided. A rubber pad 161 is bonded to the upper side of the fall preventing plate 16 to further prevent the object 2 from being damaged by an accidental fall.

In order to facilitate an operator to judge whether the target object 2 and the OCA protective film 3 on the target object 2 are in a horizontal state, the anti-falling plate 16 is inserted with an insertion rod 171, the insertion rod 171 penetrates through the anti-falling plate 16, the lower end of the insertion rod 171 is connected with the anti-falling plate 16 through a first return spring 172, the upper end of the insertion rod 171 is rotatably connected with a connecting plate 174 through a rotating shaft 173, the upper end of the connecting plate 174 is fixedly connected with a butting plate 175, and the butting plate 175 is perpendicular to the connecting plate 174. The lower portion of the connecting plate 174 is an indicating end 176 in the shape of an isosceles triangle, a second return spring 177 is connected between the insertion rod 171 and the connecting plate 174, and the two second return springs 177 are symmetrically disposed on two sides of the rotating shaft 173. When the abutment plate 175 abuts on the back surface of the object 2, the abutment plate 175 causes the connection plate 174 to deflect at a predetermined angle if the entire object 2 is tilted. The operator can judge whether the object 2 and the OCA protective film 3 on the object 2 are in a horizontal state by observing the orientation of the lower portion of the connection plate 174.

In conjunction with the above structure, the working principle of the OCA protective film attaching apparatus will be described in detail below.

In the process of attaching the OCA protective film 3 to the target object 2, the release layer on the OCA protective film 3 is firstly torn off, then the OCA protective film 3 is attached to the target object 2, then the object 2 is placed between the two clamping plates 13, the two clamping plates 13 are moved towards each other by rotating the positive and negative lead screws 142 to clamp the object 2, then, the nut 153 is rotated to move the leveling plate 152 upward, so that the leveling plate 152 abuts on the back surface of the target 2, and the pressing roller 112 is brought into abutment with the OCA protective film 3, and then the orientation of the lower portion of the connection plate 174 is observed, when the object 2 needs to be leveled, the nut 153 can be rotated again to finely adjust the position of the leveling plate 152 on the screw 151, so that the OCA protective film 3 on the object 2 is in a horizontal state, at this time, the transmission shaft 123 is rotated again, the movable base 12 drives the OCA protective film 3 to move relative to the pressing roller 112, so that the OCA protective film 3 is attached to the target object 2.

Finally, it should be noted that: while the utility model has been described with reference to specific embodiments, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a OCA protection film laminating device which characterized in that includes: the device comprises a bottom plate, a movable seat, a clamping plate and a leveling mechanism;

a support is fixed on the bottom plate, and a press roller is horizontally arranged at the upper part of the support;

the movable seat is inserted on the bottom plate and can move under the driving of the transverse moving mechanism;

the clamping plates are arranged on the movable seat, and the two clamping plates are matched together to be clamped at two ends of a target object;

the leveling mechanism comprises a screw rod, a leveling plate and a nut; the screw rod is fixed in the splint, the leveling board is sleeved on the screw rod, the upper side of the leveling board can abut against the back of a target object, the nut is in threaded connection with the screw rod, and the nut is located on the lower side of the leveling board.

2. The OCA protection film laminating device of claim 1, wherein the movable seat is provided with a supporting seat, the supporting seat is rotatably connected with a lead screw with positive and negative teeth, both ends of the lead screw with positive and negative teeth are in threaded connection with a sliding block, a supporting plate is fixed on the sliding block, and the clamping plate is fixed on the upper portion of the supporting plate.

3. The OCA protective film laminating device of claim 2, wherein a rotation limiting rod for limiting the rotation of the screw with positive and negative teeth is connected to the supporting seat by screw threads.

4. The OCA protective film laminating device of claim 1, wherein the traversing mechanism comprises a toothed plate, a gear and a transmission shaft, the toothed plate is fixed on the lower side of the movable seat, the gear is meshed below the toothed plate, the gear is mounted on the transmission shaft, and the transmission shaft is rotatably connected to the bottom plate.

5. The OCA protective film applicator of claim 1, wherein said clamp plate is bonded with a non-slip pad.

6. The OCA protective film laminating device of claim 1, wherein the movable seat is connected with a falling prevention plate through a support rod, and the falling prevention plate is positioned between the two clamping plates.

7. The OCA protective film attaching device according to claim 6, wherein a rubber pad is bonded to the upper side of the fall preventing plate.

8. The OCA protection film laminating device of claim 6, wherein an insertion rod is inserted into the anti-falling plate and penetrates through the anti-falling plate, the lower end of the insertion rod is connected with the anti-falling plate through a first return spring, the upper end of the insertion rod is rotatably connected with a connecting plate through a rotating shaft, the upper end of the connecting plate is fixedly connected with a butt plate, and the butt plate is perpendicular to the connecting plate; the lower part of the connecting plate is an indicating end in the shape of an isosceles triangle, second return springs are connected between the inserted link and the connecting plate, and the two second return springs are symmetrically arranged on two sides of the rotating shaft.