CN218286744U

CN218286744U - Curved surface laminating device

Info

Publication number: CN218286744U
Application number: CN202222663752.9U
Authority: CN
Inventors: 冯炜炜; 谢俊鸿; 陈小娟; 张斌斌
Original assignee: Ningbo Hualian Electronic Science & Technology Co ltd
Current assignee: Ningbo Hualian Electronic Science & Technology Co ltd
Priority date: 2022-10-10
Filing date: 2022-10-10
Publication date: 2023-01-13
Anticipated expiration: 2032-10-10

Abstract

The utility model discloses a curved surface laminating device, which comprises a substrate, a first laminating die arranged on one side of the substrate, a second laminating die arranged on the opposite side of the substrate on the side where the first laminating die is arranged, and a driving part arranged on the substrate, wherein the first laminating die is tightly attached to the second laminating die so as to laminate a first part to be laminated and a second part to be laminated into a required curved surface shape; the method is characterized in that: still including setting up the buffering subassembly on first laminating mould, should cushion the driving piece and to the intensity of applying of first laminating mould, compare with prior art, the utility model has the advantages of: through the buffer chamber acting on the first attaching mold, the damage and the deformation of the first part to be attached and the second part to be attached caused by the overlarge strength of the force applied by the driving piece in the attaching process can be prevented, and the service life is further prolonged.

Description

Curved surface laminating device

Technical Field

The utility model relates to a laminating tool technical field relates to a curved surface laminating device particularly.

Background

In order to meet the individual requirements of customers, some display devices adopt curved display panels, so that a curved display module integrating a display component, a PCB (printed circuit board), a touch component and the like is needed. The method for producing the curved surface display module at present simply means that one part to be attached (such as flexible foam) and the other part to be attached (such as a PCB) are manually attached in a pure manual mode, but the manual attachment cannot guarantee the quality and the attachment efficiency is low. In order to solve the problem, an automatic laminating device is disclosed in the existing patent, and the Chinese utility model patent with the patent number of ZL201020681872.6 (the publication number of CN 201941223U) discloses a curved surface laminating device, which comprises an bakelite jig and a silica gel substrate, wherein the bakelite jig is in an annular structure with a convex cambered surface, and the silica gel substrate is in an annular structure which is laminated with the convex cambered surface of a bakelite bottom plate; air suction holes are respectively distributed on the bakelite jig and the silica gel substrate, one end of each of the upper air suction pipe and the lower air suction pipe is respectively connected with the air pump, the other end of each of the upper air suction pipe and the lower air suction pipe is respectively communicated with the air suction holes on the bakelite jig and the silica gel substrate, and when the air pump starts to exhaust air, the iron box device can respectively adsorb the attached products on the surfaces of the bakelite jig and the silica gel substrate through negative pressure generated by air exhaust of the air pump; this laminating device passes through motor mechanism drive bakelite tool downstream, can realize the laminating of product.

Although the laminating device can realize the laminating of products, still have following limitation: 1. the attached product is connected to the surface of the bakelite jig or the silica gel substrate in an adsorption mode, so that the attached product is likely to incline in the adsorption process, and the finally attached product is unqualified; 2. the bakelite jig is driven to move downwards through the motor mechanism, if the driving force of the motor mechanism is changed, if the driving force is too large, the surfaces of the bakelite jig and the silica gel substrate are easy to generate large impact and wear is caused, and finally the service life of the whole laminating device is shortened.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the first technical problem that will solve provides a curved surface laminating device that can improve life to foretell technical current situation.

The utility model discloses the second technical problem that will solve provides one kind and can avoid two to wait to laminate parts and take place the unsafe curved surface laminating device of laminating each other to foretell technical situation.

The utility model provides a technical scheme that above-mentioned first technical problem adopted is: this curved surface laminating device, including:

a substrate;

the first laminating die is arranged on the substrate and is provided with a processing convex part, and an acting part for arranging the first part to be laminated and the second part to be laminated on the processing convex part is arranged on the processing convex part;

a second bonding die which is provided on the substrate, faces the first bonding die, and has a processing recess matching the curvature of the processing protrusion; and

the driving piece is arranged on the substrate and used for driving the first laminating die to move to the position of the second laminating die and bonding the first part to be bonded and the second part to be bonded into a required curved surface shape under the condition that the first laminating die is tightly bonded to the second laminating die;

the method is characterized in that: the first laminating die is provided with a buffering component capable of buffering the strength applied to the driving part by the driving part, the buffering component comprises an elastic part and a buffering chamber, an opening for allowing the power output end of the driving part to at least partially extend into the buffering chamber is formed in the buffering chamber, the fixed end of the elastic part is connected to the side wall of the buffering chamber opposite to the opening, and the free end of the elastic part is abutted to the power output end of the driving part. Furthermore, the first attaching mold comprises a support used for arranging the buffer chamber and a processing convex part formed on the end face of the support, the acting part comprises a first acting part and a second acting part, the first acting part is an air extracting hole communicated with an external air extracting device, and a first part to be attached can be adsorbed on the attaching area under the air extracting action of the external air extracting device.

Except that the action part adsorbs the first part to be attached completely on the processing convex part, the first part to be attached is also provided with a convex block which can lock the middle part of the second part to be attached on the convex block, and a layer of double-sided adhesive tape is required to be attached on the first part to be attached, so that the first part to be attached and the second part to be attached can be attached to form a required curved surface shape under the state that the first attaching die is attached to the second attaching die.

For solving the second technical problem, the middle part of the part of waiting to laminate of second and the first part looks lock joint of waiting to laminate, there is the second for this reason and waits that the both ends of laminating the part may have the relative first condition of waiting to laminate skew, for this the utility model provides a following solution: the support is further provided with holding pieces which can hold two end parts of the second part to be bonded at a specified bonding position relative to the first part to be bonded at two sides of the action part respectively. The offset condition can be avoided by the arrangement of the holding piece.

In order to avoid interference of the holder with the first attaching mold and the second attaching mold, preferably, the rod body includes a head end for abutting against the top surface of the end portion of the second member to be attached and slidably supporting on the processing convex portion, a tail end narrower than the head end, and a compression spring sleeved on the tail end, the tail end of the rod body is slidably inserted into a chute, the chute is opened on the support, and the extending direction of the chute is the same as the moving direction of the first attaching mold to the second attaching mold. The head end of the rod body protrudes outwards compared with the processing convex part of the first attaching die in a natural state, and the holding rod retracts into the sliding groove in the state that the first attaching die is attached to the second attaching die, so that the head end of the holding rod does not interfere with the attachment of the first attaching die and the second attaching die.

In order to realize the movement of the first attaching die to the position of the second attaching die, preferably, the second attaching die is further fixed with a first guide rod and a second guide rod which can guide the first attaching die to move to the position of the second attaching die, and the end portions of the first guide rod and the second guide rod are slidably arranged on the support in a penetrating manner.

Compared with the prior art, the utility model has the advantages of: through setting up the buffering subassembly on first laminating mould, can prevent that the too big damage and the deformation that leads to first part and the second part of waiting to laminate of the power intensity of applying of laminating in-process driving piece, and then improve life.

Drawings

FIG. 1 is a schematic diagram of a preparation state of a curved surface laminating apparatus according to an embodiment of the present invention;

fig. 2 is a schematic view of the working state of the curved surface laminating apparatus according to the embodiment of the present invention;

FIG. 3 is a cross-sectional view at an angle of FIG. 1;

FIG. 4 is a cross-sectional view at another angle from FIG. 1;

fig. 5 is a schematic structural diagram of the first attaching die in the embodiment of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

As shown in fig. 1 to 5, the preferred embodiment of the present invention is shown. The curved surface bonding apparatus of the present embodiment includes a substrate 1, a first bonding die 2 provided on the substrate 1, the first bonding die 2 having a processing convex portion 21 of a desired curved surface shape and an acting portion of a bonding region on which a first member to be bonded and a second member to be bonded are provided; the laminating machine further comprises a second laminating die 5 which is arranged on the substrate 1 and is opposite to the first laminating die 2, and a driving piece 6 which is arranged on the substrate 1 and is used for driving the first laminating die 2 to move to the position of the second laminating die 5, wherein the first laminating die 2 can laminate a first part to be laminated and a second part to be laminated into a required curved surface shape under the state that the second laminating die 5 is tightly attached to the first laminating die 2, in addition, a buffer assembly 22 which can buffer the driving piece 6 to apply strength to the first laminating die 2 is also arranged on the first laminating die 2, the buffer assembly 22 comprises an elastic piece 221 and a buffer chamber 222, an opening into which a power output end of the driving piece 6 at least partially extends is formed in the buffer chamber 222, a fixed end 221a of the elastic piece 221 is connected to the side wall of the buffer chamber 222 opposite to the opening 222, and a free end 221b of the elastic piece 221 is abutted against the power output end of the driving piece 6. Because the elastic part 221 arranged in the buffer chamber 22, the free end 221b of the elastic part is abutted against the power output end of the driving part 6, so that when the intensity of the applied force of the driving part 6 is too large, the acting force intensity of the driving part 6 directly applied to the first attaching die 2 can be weakened through the buffer force of the elastic part 221, and the damage and the deformation of the first part to be attached and the second part to be attached caused by the too large intensity of the applied force of the driving part 6 in the attaching process can be prevented, so that the service life is prolonged.

Specifically, the first attaching mold 2 of the present embodiment includes a support 23 for disposing the buffer chamber 22 and a processing protrusion 21 formed on an end surface of the support 23, and the acting portion is an air extracting hole 24 communicated with an external air extracting device, under the air extracting action of the external air extracting device, the first to-be-attached component can be adsorbed on the attaching region, the first to-be-attached component is a first to-be-attached component, except that the acting portion completely adsorbs the first to-be-attached component on the processing protrusion 21, the first to-be-attached component further has a protruding block capable of buckling a middle portion of the second to-be-attached component on the first to-be-attached component, a layer of double faced adhesive tape needs to be adhered on the first to-be-attached component, and thus the first to-attached component of the second to-be-attached component and the second to-be-attached component can be attached into a curved shape as required only when the first to-be-attached component 2 is tightly attached to the second attaching mold 5. However, since the middle portion of the second member to be bonded is fastened to the first member to be bonded, for this reason, there is a possibility that both ends of the second member to be bonded are offset relative to the first member to be bonded, for this reason, the holder 23 of the first bonding die 2 is provided with the retainers 7 capable of keeping both ends of the second member to be bonded flush with the first member to be bonded on both sides of the action portion, respectively, wherein the retainers 7 include the rod 71, the rod 71 includes the head 711 for abutting against and slidably supporting the top surface of the end of the second member to be bonded on the processing convex portion 21, the tail 712 narrower than the head 711, and the compression spring 713 sleeved on the tail 712, the tail 712 of the rod 71 is slidably inserted into the chute 230, the chute 230 is opened on the holder 23, and the extending direction of the chute 230 is consistent with the moving direction of the first bonding die 2 toward the second bonding die 5. In a natural state, the head end 711 of the holding bar protrudes outward from the processing protrusion 21 of the first bonding die 2, and in a state where the first bonding die 2 is bonded to the second bonding die 5, the head end 711 of the holding bar slides and retracts relative to the slide groove 230, so that the head end 711 of the holder 7 can be prevented from interfering with bonding between the first bonding die 2 and the second bonding die 5. Preferably, the processing protrusion 21 may further include a through hole through which the head 711 of the holding rod is slidably inserted, or a positioning recess for positioning the head 711 of the holding rod 7. Correspondingly, the second bonding die 5 of the present embodiment is further fixed with a first guide rod 53 and a second guide rod 52 that can guide the first bonding die 2 to move to the position of the second bonding die 5, and the end portions of the first guide rod 53 and the second guide rod 52 are slidably inserted into the holder 23.

To sum up, the use process of this curved surface laminating device is as follows:

taking a PCB and a flexible foam as an example of the part to be bonded in this embodiment, wherein a first part to be bonded is a PCB 3, and a second part to be bonded is a flexible foam 4, first, the PCB is placed on the processing convex part 21 of the first bonding die 2 and is adsorbed on the air suction hole 24 by using the air suction action of the external air suction device, then the middle part of the foam position measured and calculated by the flexible foam to be bonded according to the product drawing is fastened on the PCB 3 through the bump 30 on the PCB 3, correspondingly, the middle part of the flexible foam 4 to be bonded has a notch 41 matched with the bump 25, and certainly, in order to finally bond the PCB 3 and the flexible foam 4 together, a layer of double-sided adhesive needs to be bonded on the PCB 3, and at this time, the curved surface bonding device in this embodiment is in the preparation state shown in fig. 1;

the pedal is operated again to make the driving part 6 such as an air pump drive the support 23 to move along the first guide rod 51 and the second guide rod 52, the support 23 moves the PCB circuit board 3 and the flexible foam 4 adsorbed thereon towards the second attaching mold 5 until the attaching is completed, the tail end 712 of the support is retracted into the chute 230 in the state that the first attaching mold 2 is attached to the second attaching mold 5, so that the head end 711 of the support does not interfere with the attaching of the first attaching mold 2 and the second attaching mold 5, and the free end 221b of the elastic part 221 arranged in the buffer chamber 22 abuts against the power output end of the driving part 6, so as to avoid the damage and deformation of the first part to be attached and the second part to be attached caused by the excessive intensity of the force applied by the driving part 6 in the attaching process, wherein the curved surface attaching device of the embodiment is in the working state shown in fig. 2;

after the bonding is completed, the support 23 is restored to the initial position, the bonded component is taken down and replaced with a new component to be bonded, and the next operation can be performed.

Claims

1. A curved surface laminating device comprises:

a substrate (1);

the first laminating die (2) is arranged on the substrate (1) and is provided with a processing convex part (21) with a required curved surface shape, and an acting part of a laminating area on which a first part to be laminated and a second part to be laminated can be arranged is arranged on the processing convex part (21);

a second bonding die (5) which is provided on the substrate (1), faces the first bonding die (2), and has a processing recess (51) that matches the curvature of the processing protrusion (21); and

the driving piece (6) is arranged on the substrate (1) and used for driving the first attaching die (2) to move to the position of the second attaching die (5) and attaching the first part to be attached and the second part to be attached with the middle part buckled on the first part to be attached into a required curved surface shape under the condition that the first attaching die (2) is attached to the second attaching die (5);

the method is characterized in that: the first attaching die (2) is provided with a buffer assembly (22) capable of buffering the driving piece (6) to apply strength to the driving piece, the buffer assembly (22) comprises an elastic piece (221) and a buffer chamber (222), an opening for enabling the power output end of the driving piece (6) to at least partially extend into the buffer chamber (222) is formed in the buffer chamber (222), the fixed end (221 a) of the elastic piece (221) is connected to the side wall of the buffer chamber (222) opposite to the opening, and the free end (221 b) of the elastic piece (221) abuts against the power output end of the driving piece (6).

2. The curved surface laminating device of claim 1, wherein: the first laminating die (2) comprises a support (23) used for arranging the buffer chamber (222) and the processing convex part (21) formed on the end face of the support (23), the acting part is an air extracting hole (24) communicated with an external air extracting device, and a first part to be laminated of a second part to be laminated can be adsorbed on the laminating area under the air extracting action of the external air extracting device.

3. The curved surface laminating device of claim 2, wherein: the support (23) is further provided with holding pieces (7) which can hold the two end parts of the second part to be bonded at a specified bonding position relative to the first part to be bonded on two sides of the action part respectively.

4. The curved surface laminating device of claim 3, wherein: the holding piece (7) comprises a rod body (71), the rod body (71) comprises a head end (711) which is used for being abutted to the top surface of the end part of the second part to be attached and supported on the processing convex part (21) in a sliding mode, a tail end (712) which is narrower than the head end (711), and a compression spring (713) sleeved on the tail end (712), the tail end (712) of the rod body (71) is inserted into the sliding groove (230) in a sliding mode, the sliding groove (230) is opened on the support (23), and the extending direction of the sliding groove (230) is consistent with the moving direction of the first attaching die (2) to the second attaching die (5).

5. The curved surface laminating apparatus according to any one of claims 2 to 4, wherein: the second laminating die (5) is further fixedly provided with a first guide rod (53) and a second guide rod (52) which can guide the first laminating die (2) to move to the position of the second laminating die (5), and the end parts of the first guide rod (53) and the second guide rod (52) are slidably arranged on the support (23) in a penetrating mode.