阅读说明：本技术 一种高精度转写式硬质背板滚贴覆膜设备 (High-precision transfer type hard back plate rolling and pasting film covering equipment ) 是由 周叶平 马永鹏 郑贵军 于 2021-07-14 设计创作，主要内容包括：本发明公开一种高精度转写式硬质背板滚贴覆膜设备,包括载台、端辊、合膜辊、起落辊、张紧辊、转写钢带、电气比例阀、恒定压力控制气缸、伺服丝杆升降机、精密调压阀、恒定张力控制气缸,所述载台下依次设置相互平行的端辊、合膜辊、起落辊和张紧辊,所述转写钢带自端辊起始固定并依次经合膜辊、起落辊导向后绕接到所述张紧辊。通过上述方式,本发明提供一种高精度转写式硬质背板滚贴覆膜设备,采用钢带黏着方式将软膜间接转写到被贴产品表面,采用恒定压力控制气缸维持恒定贴膜压力,采用恒定张力控制气缸维持恒定钢带张力,采用伺服丝杆升降机维持被贴产品的合膜接近角恒定,有效解决了软膜头部下塌、尾部松脱问题。(The invention discloses high-precision transfer type hard back plate rolling and film coating equipment which comprises a carrying platform, an end roller, a film combining roller, a lifting roller, a tensioning roller, a transfer steel belt, an electric proportional valve, a constant pressure control cylinder, a servo lead screw lifter, a precise pressure regulating valve and a constant tension control cylinder, wherein the end roller, the film combining roller, the lifting roller and the tensioning roller which are parallel to each other are sequentially arranged below the carrying platform, and the transfer steel belt is fixed from the beginning of the end roller, sequentially guided by the film combining roller and the lifting roller and then wound on the tensioning roller. Through the mode, the high-precision transfer type hard backboard roll-pasting film-coating equipment provided by the invention has the advantages that the soft film is indirectly transferred to the surface of a pasted product in a steel belt adhesion mode, the constant film pasting pressure is maintained by adopting the constant pressure control cylinder, the constant steel belt tension is maintained by adopting the constant tension control cylinder, the constant film-laminating approach angle of the pasted product is maintained by adopting the servo screw rod lifter, and the problems of head collapse and tail loosening of the soft film are effectively solved.)

1. The utility model provides a high accuracy is reprinted formula stereoplasm backplate and is rolled pad pasting laminating equipment, its characterized in that includes microscope carrier, end roller, closes the membrane roller, rise and fall roller, tensioning roller, is reprinted steel band, electric proportional valve, constant pressure control cylinder, servo lead screw lift, accurate air-vent valve, constant tension control cylinder, set gradually the end roller that is parallel to each other under the microscope carrier, close membrane roller, rise and fall roller and tensioning roller, the reprinted steel band is from the originated fixed and in proper order through closing membrane roller, around receiving behind the rise and fall roller direction the tensioning roller, it is equipped with the constant pressure control cylinder of taking electric proportional valve to close the membrane roller transmission in vertical direction, the roller that rises and falls transmits in vertical direction and is equipped with servo lead screw lift, the tensioning roller is equipped with the constant tension control cylinder of driving the accurate air-vent valve of matching area in vertical direction.

2. The high-precision transfer type hard back plate roll-pasting film-coating equipment as claimed in claim 1, wherein a line-running port is formed in the path direction of a transfer steel belt on the carrying platform, a linear module sliding table is arranged along the line-running port, the constant-pressure control cylinder is arranged on the linear module sliding table, a set of synchronous lifting guide columns with an adapter plate is connected between the film-combining roller and the constant-pressure control cylinder, and each synchronous lifting guide column is provided with a guide sleeve installed on the linear module sliding table so that the line-running port can be penetrated downwards.

3. The high-precision transfer type hard back plate roll coating equipment according to claim 2, wherein a left support is arranged at one end of the carrying platform close to the end roller, the linear module sliding table consists of a servo and a lead screw sliding table with a linear rail, and the servo is erected on the left support and is connected with the lead screw sliding table through synchronous belt transmission.

4. The high-precision transfer type hard back plate roll coating equipment according to claim 1, wherein a right support is arranged at one end, close to the tensioning roller, of the carrying platform, the constant tension control cylinder is erected at the top end of the right support, a lifting sliding table is connected below the constant tension control cylinder, a translation sliding table is arranged on the lifting sliding table, the translation sliding table is connected with a roller frame through a balance mechanism, and the tensioning roller is erected on the roller frame.

5. The high-precision transcription type hard backboard rolling and film coating equipment according to claim 4 is characterized in that the balance mechanism consists of an upper balance block and a lower balance arm, a flat-mouth sinking groove is formed in the bottom of the upper balance block, a pair of locking pin holes and two locking pin holes are arranged at the same horizontal height of two ends of the inner wall of the flat-mouth sinking groove, a balance pin hole is formed in the middle of each locking pin hole, the lower balance arm is provided with an integrally formed movable inserting piece matched with the flat-mouth sinking groove, the center of the movable inserting piece is provided with a swing shaft matched with the balance pin holes, threaded holes matched with the locking pin holes are formed in the same horizontal height of two ends of the movable inserting piece, the upper balance block and the lower balance arm are movably connected through the swing shaft, and the upper balance block and the lower balance arm are fixed through bolts, threaded holes and locking pin holes.

6. The high-precision transfer type hard backboard roll coating equipment according to claim 1, wherein the servo screw rod lifter is arranged on the carrying platform and is connected with the lifting roller through a guide pillar in a transmission way.

Technical Field

The invention relates to the field of laminating equipment, in particular to high-precision transfer type hard back plate rolling laminating equipment.

Background

The traditional film sticking process is mainly realized by combining vacuum adsorption and a compression roller, before sticking, a vacuum adsorption plate does not fully cover and adsorb the whole soft film, but the distance of a compression roller position is set at the initial position of sticking the soft film for the compression roller to stick, and the set part is not subjected to the action of vacuum adsorption, so that the phenomenon of collapse and sag can occur, which causes the distortion of the image acquired by visual shooting, and further the sticking precision is influenced;

in addition, in the process of rolling and pasting the film by the compression roller, the soft film adopting the traditional process is gradually separated from the vacuum adsorption plate, the residual soft film positioned on the vacuum adsorption plate can generate relative displacement with the plate surface in the separation process, the vacuum adhesive force is gradually weakened along with the reduction of the vacuum action surface, the soft film at the tail part is very easy to drop from the vacuum adsorption plate, and bubbles, folds and marks are generated in the fallen soft film.

Disclosure of Invention

The invention mainly solves the technical problem of providing high-precision transfer type hard back plate roll-pasting film-coating equipment, wherein a steel belt adhesion mode is adopted to transfer a soft film to the surface of a pasted product indirectly, a constant pressure control cylinder is adopted to maintain constant film-pasting pressure, a constant tension control cylinder is adopted to maintain constant steel belt tension, a servo screw rod lifter is adopted to maintain the constant approach angle of a film-combining of the pasted product, and the problems of head collapse and tail loosening of the soft film are effectively solved.

In order to solve the technical problems, the invention adopts a technical scheme that: the utility model provides a high accuracy is reprinted formula stereoplasm backplate and is rolled pad pasting laminating equipment, includes microscope carrier, end roller, closes the membrane roller, rise and fall roller, tensioning roller, is reprinted steel band, electric proportional valve, constant pressure control cylinder, servo lead screw lift, accurate air-vent valve, constant tension control cylinder, set gradually the end roller that is parallel to each other under the microscope carrier, close the membrane roller, rise and fall roller and tensioning roller, the reprinted steel band is from the beginning fixed and in proper order through closing the membrane roller, around receiving behind the direction of rise and fall roller the tensioning roller, it is equipped with the constant pressure control cylinder of taking electric proportional valve to close the membrane roller transmission in vertical direction, the roller that rises and falls transmits in vertical direction and is equipped with servo lead screw lift, the tensioning roller is equipped with the constant tension control cylinder of the accurate air-vent valve of matching in vertical direction.

In a preferred embodiment of the invention, a wire feeding port is formed in the path direction of the transfer steel belt on the carrying platform, a linear module sliding table is arranged along the wire feeding port, the constant pressure control cylinder is arranged on the linear module sliding table, a set of synchronous lifting guide posts with a switching plate is connected between the film combining roller and the constant pressure control cylinder, and the synchronous lifting guide posts are provided with guide sleeves installed on the linear module sliding table to enable the wire feeding port to penetrate downwards.

In a preferred embodiment of the invention, a left bracket is arranged at one end of the carrier close to the end roller, the linear module sliding table consists of a servo and a lead screw sliding table with a linear rail, and the servo is arranged on the left bracket and is connected with the lead screw sliding table through a synchronous belt drive.

In a preferred embodiment of the invention, a right bracket is arranged at one end of the carrying platform close to the tension roller, the constant tension control cylinder is erected at the top end of the right bracket and is connected with a lifting sliding table below, a translation sliding table is arranged on the lifting sliding table and is connected with a roller frame below through a balance mechanism, and the tension roller is erected on the roller frame.

In a preferred embodiment of the invention, the balance mechanism comprises an upper balance block and a lower balance arm, a flat sinking groove is arranged at the bottom of the upper balance block, a pair of locking pin holes are arranged at the same horizontal height at two ends of the inner wall of the flat sinking groove, a balance pin hole is arranged between the two locking pin holes, the lower balance arm is provided with an integrally formed movable insertion piece matched in the flat sinking groove, the center of the movable insertion piece is provided with a swing shaft matched in the balance pin hole, the same horizontal height at two ends of the movable insertion piece is provided with a threaded hole matched with the locking pin hole, the upper balance block and the lower balance arm are movably connected through the swing shaft, and the upper balance block and the lower balance arm are fixed through bolts, threaded holes and locking pin holes.

In a preferred embodiment of the invention, the servo screw rod lifter is arranged on the carrying platform and is in transmission connection with the lifting roller through the guide post.

The invention has the beneficial effects that: according to the high-precision transfer type hard backboard roll-pasting film-coating equipment provided by the invention, a steel belt adhesion mode is adopted to transfer a soft film to the surface of a pasted product indirectly, a constant pressure control cylinder is adopted to maintain constant film-pasting pressure, a constant tension control cylinder is adopted to maintain constant steel belt tension, a servo screw rod lifter is adopted to maintain the constant approach angle of a film-combining of the pasted product, and the problems of head collapse and tail loosening of the soft film are effectively solved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without inventive efforts, wherein:

FIG. 1 is a structural diagram of a preferred embodiment of a high-precision transfer type hard backboard roll coating device of the present invention;

FIG. 2 is a structural diagram of a left bracket of a preferred embodiment of the roll-on film-coating device for a high-precision transfer type hard backboard of the present invention;

FIG. 3 is a structural diagram of a right bracket of a preferred embodiment of the roll coating equipment for a high-precision transfer type hard backboard of the present invention;

fig. 4 is a structural diagram of a balancing mechanism of a high-precision transfer type hard backboard roll coating device according to a preferred embodiment of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1-4, embodiments of the present invention include:

a high-precision transfer type hard backboard rolling and film coating device comprises a carrying platform 1, an end roller 2, a film combining roller 3, a lifting roller 4, a tensioning roller 5, a transfer steel belt 6, an electric proportional valve, a constant pressure control cylinder 7, a servo screw rod lifter 8, a precision pressure regulating valve and a constant tension control cylinder 9, an end roller 2, a film combining roller 3, a lifting roller 4 and a tension roller 5 which are parallel to each other are sequentially arranged below the carrier 1, the transfer steel belt 6 is fixed from the end roller 2, guided by the film combining roller 3 and the lifting roller 4 in sequence and then wound on the tensioning roller 5, the film combining roller 3 is matched with a constant pressure control cylinder 7 with an electric proportional valve in a transmission way in the vertical direction, the lifting roller 4 is matched with a servo screw rod lifter 8 in a transmission mode in the vertical direction, and the tensioning roller 5 is matched with a constant tension control cylinder 9 with a precise pressure regulating valve in a transmission mode in the vertical direction.

The film closing roller is characterized in that a line walking port 101 is formed in the path direction of the transfer steel belt 6 on the carrier 1, a linear module sliding table 102 is arranged along the line walking port 101, the constant pressure control cylinder 7 is arranged on the linear module sliding table 102, a set of synchronous lifting guide posts 103 with an adapter plate is connected between the film closing roller 3 and the constant pressure control cylinder 7, and the synchronous lifting guide posts 103 are provided with guide sleeves installed on the linear module sliding table 102 to enable the line walking port 101 to penetrate downwards.

Further, one end of the carrier 1 close to the near-end roller 2 is provided with a left support 104, the linear module sliding table 102 is composed of a servo and a lead screw sliding table with a linear rail, and the servo is erected on the left support 104 and is in transmission connection with the lead screw sliding table through a synchronous belt 105.

Further, one end of the carrier 1 close to the tension roller 5 is provided with a right support 106, the constant tension control cylinder 9 is erected on the top end of the right support 106 and connected with a lifting sliding table 107, a translation sliding table 108 is arranged on the lifting sliding table 107, the translation sliding table 108 is connected with a roller frame 109 through a balance mechanism, and the tension roller 5 is erected on the roller frame 109.

Further, the balance mechanism is composed of an upper balance block 110 and a lower balance arm 111, a flat sinking groove 1101 is formed in the bottom of the upper balance block 110, a pair of locking pin holes 1102 are arranged at the same horizontal height of two ends of the inner wall of the flat sinking groove 1101, two balancing pin holes 1103 are formed in the middle of the locking pin holes 1102, the lower balance arm 111 is provided with an integrally formed movable insertion sheet 1111 matched with the flat sinking groove 1101, the center of the movable insertion sheet 1111 is provided with a swing shaft 1112 matched with the balance pin holes 1103, threaded holes 1113 matched with the locking pin holes 1102 are formed in the same horizontal height of two ends of the movable insertion sheet 1111, the upper balance block 110 and the lower balance arm 111 are movably connected through the swing shaft 1112, and the upper balance block 110 and the lower balance arm 111 are fixed through bolts, the threaded holes 1113 and the locking pin holes 1102.

Furthermore, the servo screw rod lifter 8 is erected on the carrying platform 1 and is connected with the lifting roller 4 through a guide post in a transmission way.

Further, the surface of the steel belt is provided with an adhesive plate.

Before the film pasting operation is carried out, film materials are supplied to the equipment by an external supply assembly, and the soft film is adhered to the lower surface of the steel belt by an adhesion plate. The apparatus must be supplied with a target product such as a hard glass plate and aligned with the flexible film by an external supply assembly. The alignment needs to be realized by outside vision counterpoint system, and the steel band passes through the complete adhesion mantle of adhesion board, closes 3 effects of membrane roller and on the steel band rather than prior art's mantle head, replaces current vacuum negative pressure suction disc to effectively avoid the mantle head flagging problem that prior art exists down, thereby guarantee the precision of vision counterpoint system.

When the film sticking operation is carried out, the constant pressure control cylinder 7 controls the film sticking pressure to keep constant through an electric proportional valve; the servo screw rod lifter 8 adjusts the horizontal height of the lifting roller 4 in real time under the control of an industrial personal computer, so that the approach angle of a soft film on a steel belt and an attached object is kept constant all the time; connect accurate air-vent valve on the invariable tension control cylinder 9, can the tensile force of sensitive control steel band, along with closing the removal of membrane roller 3, the steel band tensile force reduces gradually, and invariable tension control cylinder 9 maintains the tensile force of 5 groups of tensioning roller through flexible mode, guarantees the stability of pad pasting process.

In conclusion, the invention provides high-precision transfer type hard backboard roll-pasting film-coating equipment, which is characterized in that a steel belt adhesion mode is adopted to transfer a soft film to the surface of a pasted product indirectly, a constant pressure control cylinder 7 is adopted to maintain constant film pasting pressure, a constant tension control cylinder 9 is adopted to maintain constant steel belt tension, a servo screw rod lifter 8 is adopted to maintain the constant film-laminating approach angle of the pasted product, and the problems of head collapse and tail loosening of the soft film are effectively solved.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by the present specification, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.