CN207409416U - A kind of button bonder - Google Patents

Abstract

The utility model discloses a button bonding machine, which comprises a carrier, on which a mold is arranged, and a pressing mechanism is arranged above the mold, and the pressing mechanism includes a driving cylinder and a pressure head. The drive cylinder is fixed on the stage through the frame, the pressure head is installed on the piston rod of the drive cylinder, and the piston rod of the drive cylinder drives the pressure head to approach or stay away from the mold; the pressure head includes a base block, a base block There is an accommodation groove on the lower end surface of the housing, and a pressing block is arranged in the accommodation groove, and the pressing block is detachably connected with the base block. When the pressing head drives the pressing block to move in the vertical direction, the The lower end surface of the pressing block touches or moves away from the key on the product, so that the key is bonded to the base of the product. The utility model provides a button bonding machine, which can make the bonding process between the button and the product substrate evenly stressed, and reduce the risk of poor contact between the button and the product substrate due to uneven force application.

Description

A button bonding machine

technical field

The utility model relates to the technical field of liquid crystal screen processing equipment, in particular to a button bonding machine.

Background technique

Today, with the rapid development of the electronic industry and information technology, TFT-LCD liquid crystal display technology is widely used in the human-machine interface of mobile phones, PADs, and digital cameras, effectively improving the efficiency of our information exchange and living standards. Among the above-mentioned products, there is a type of display module with a touch button structure (hereinafter referred to as a product), and the buttons need to be pasted and bonded to the substrate of the product. This process is still relatively difficult in the industry. Most of them adopt the method of manual assembly, which has the following problems: after the operator presses and bonds the key and the substrate of the product, due to the uneven force between the key and the display module matrix, it will cause the key The part of the button is warped, so that there is a risk of poor contact between the button and the product substrate. It will eventually lead to product button touch failure due to the warping of the buttons during customer installation or end-user use.

In addition, glue is generally used to bond the button and the product substrate, so there will be a certain rebound phenomenon after pressing, and this rebound phenomenon will aggravate the distance between the raised part of the button and the substrate of the product, making the button and the product Increased risk of poor contact between substrates.

Contents of the invention

The technical problem to be solved by the utility model is: to provide a button bonding machine, which can make the bonding process between the button and the product substrate evenly stressed, and reduce the contact between the button and the product substrate due to uneven force. bad risk.

The technical scheme adopted by the utility model is to provide a button bonding machine, which includes a carrier, and a mold for accommodating products is arranged on the carrier, and a pressing mechanism is arranged above the mold for moving toward the mold. The position moves to the product in the extrusion mold or moves to the position away from the mold to reset, it is characterized in that: the pressing mechanism includes a driving cylinder and a pressure head, and the driving cylinder is fixed on the carrier through the frame, The pressure head is installed on the piston rod of the driving cylinder, and the piston rod of the driving cylinder drives the pressure head to approach or move away from the mold;

The indenter includes a base block, and the lower end surface of the base block is provided with an accommodating groove, and a pressing block is arranged in the accommodating groove, and the detachable connection between the pressing block and the base block, when the indenter drives When the pressing block moves vertically, the lower end surface of the pressing block touches or moves away from the key on the product, so that the key is bonded to the base of the product.

The base block is fixed with the piston rod of the driving cylinder through a connecting block.

There are multiple accommodating grooves, and the accommodating grooves are arranged at intervals along the plane where the lower end surface of the base block is located, and each accommodating groove is provided with a pressing block.

The lower end surface of the briquetting block is vertically upwardly concave to form a groove, the diameter of the notch of the groove is larger than the diameter of the bottom of the groove, and the notch of the groove and the bottom of the groove are passed through a tapered surface. Transition connection.

There is an installation gap between the pressing block and the inner side wall of the accommodating groove, and a luminous body that emits parallel light vertically downward is provided in the installation gap, and a power supply is provided on the frame for Supply power to the illuminant.

The power supply refers to a storage battery, and the storage battery is installed in the pressure head.

The installation gap is an annular groove.

After adopting the above structure, compared with the prior art, a button bonding machine of the present utility model has the following advantages: firstly, pressing down through the pressure head can make the force between the button and the product base uniform; The design of the block can adjust the distance between the lower end surface of the pressing block and the lower end face of the base block of the indenter, which is not only beneficial to replace the pressing block but also can control the stroke of the pressing block. Finally, the operation can be made by setting the luminous body During the commissioning process, the personnel can effectively align the press block and the area to be pressed of the product.

Description of drawings

Fig. 1 is a structural schematic diagram of a button bonding machine of the present invention.

Fig. 2 is a structural schematic diagram of a pressure head part of a button bonding machine of the present invention.

FIG. 3 is a partially enlarged schematic diagram of the area "A" in FIG. 2 .

Among them, 1. Carrier, 2. Mold, 3. Drive cylinder, 4. Pressure head, 401. Base block, 4011. Accommodating groove, 4012. Installation gap, 402. Press block, 4021. Groove, 4022. Cone Surface, 403, connection block, 5, frame, 6, illuminant, 7, storage battery, 8, start switch, 9, time regulator;

d ₁ refers to the diameter of the notch position of the groove;

d ₂ is the diameter at the bottom of the groove.

Detailed ways

Below in conjunction with accompanying drawing and specific embodiment, the utility model is further described.

The products below refer to substrates with buttons, such as flexible circuit boards with buttons, display screens with buttons, touch screens with buttons, etc.

The utility model provides a button bonding machine, which includes a carrier 1, on which a mold 2 for accommodating products is arranged, and a pressing mechanism is arranged above the mold 2 for moving toward the position of the mold 2 To extrude the product in the mold 2 or move to the position away from the mold 2 to reset, it is characterized in that: the pressing mechanism includes a driving cylinder 3 and a pressure head 4, and the driving cylinder 3 is fixed on the On the stage 1, the pressure head 4 is installed on the piston rod of the driving cylinder 3, and the piston rod of the driving cylinder 3 drives the pressure head 4 to approach or move away from the mold 2;

The indenter 4 includes a base block 401, the lower end surface of the base block 401 is provided with an accommodating groove 4011, the accommodating groove 4011 is provided with a pressing block 402, and the pressing block 402 and the base block 401 can be Detachable connection, when the pressure block 402 moves in the vertical direction, the lower end surface of the pressure block 402 touches or moves away from the key on the product, so that the key is bonded to the base 401 of the product. The briquetting block 402 is threadedly connected with the base block 401 through a screw, thereby realizing the adjustment of the vertical distance between the lower end surface of the briquetting block 402 and the lower end surface of the base body 401, thus when the lower end face of the base body 401 is attached to the product The positioning of the pressing block 402 is realized, and the button on the product is prevented from being damaged due to over-travel of the pressing block 402 .

Preferably, a micro switch is provided on the lower end surface of the base body 401, and the downward stroke of the pressure head 4 is controlled by the micro switch.

The base block 401 is fixed to the piston rod of the driving cylinder 3 through a connecting block 403 .

There are a plurality of accommodating grooves 4011 , and the plurality of accommodating grooves 4011 are arranged at intervals along the plane where the lower end surface of the base block 401 is located, and each accommodating groove 4011 is provided with a pressing block 402 .

The lower end surface of the pressing block 402 is vertically upwardly concave to form a groove 4021, the diameter d ₁ of the notch position of the groove 4021 is greater than the diameter d ₂ of the groove bottom position, and the notch position of the groove 4021 It is connected with the bottom of the groove through a tapered surface 4022 transition.

As an example one: there is an installation gap 4012 between the pressure block 402 and the inner side wall of the accommodating groove 4011, and the illuminant 6 that irradiates visible light downwards in the vertical direction is arranged in the installation gap 4012. A power supply is provided on the frame 5 for supplying electric energy to the illuminant 6 . The above-mentioned illuminant refers to a light source assembly that can generate visible light such as laser light, ultraviolet light, and illumination light. Of course, as a preference, the light generated by the illuminant 6 is parallel light, that is, the installation gap 4012 is provided with a vertically downward emitting light. Parallel light illuminant 6 .

As an example two: there is an installation gap 4012 between the pressing block 402 and the inner side wall of the accommodating groove 4011, the luminous body 6 is arranged inside the pressing block 402, and the light emitted by the luminous body 6 passes through the installation gap 4012 along the vertical direction. The direction is projected to the bottom of the pressing block 402 , and the frame 5 or the pressing head 4 is provided with a power supply for supplying electric energy to the illuminant 6 .

Described power supply refers to accumulator 7, and described accumulator 7 is contained in the pressure head 4. The storage battery 7 is electrically connected to each illuminant 6 through a power line.

The power supply refers to an external power supply, and the external power supply is electrically connected to each luminous body 6 on the indenter 4 through a power supply line.

The installation gap 4012 is an annular groove.

As a preference, a starting switch 8 is provided on the platform 2, and the starting switch 8 is controlled to open and close the driving cylinder through the controller, and the starting switch 8 is electrically connected to the controller.

There are two start switches 8, and the controller controls the drive cylinder 3 to start only when both start switches 8 are turned on.

The carrier 2 is provided with a time adjuster 9, i.e. a timer. When the drive cylinder 3 drives the pressure head 4 down to a static state, the time adjuster 9 starts counting, and when the time adjuster 9 completes the timing, it is controlled by the controller Drive cylinder 3 resets. The timing duration of the time adjuster 9 is artificially adjustable.

The preferred embodiments of the present invention have been described above, but should not be construed as limiting the claims. The utility model is not limited to the above embodiments, and its specific structure is allowed to change, and all the various changes made within the protection scope of the independent requirements of the utility model are all within the protection scope of the utility model.

Claims (7)

1. a kind of button bonder, it includes microscope carrier (1), and microscope carrier (1) is equipped with to house the mold (2) of product, the mould Have and a laminating mechanism is equipped with above (2), for the product that is moved to towards mold (2) position in extrusion die (2) or towards the back of the body Position from mold (2) is moved to reset, it is characterised in that：The laminating mechanism includes a driving cylinder (3) and pressure head (4), the driving cylinder (3) is fixed on by rack (5) on microscope carrier (1), and the pressure head (4) is installed on driving cylinder (3) Piston rod on, it is described driving cylinder (3) piston rod band dynamic head (4) closer or far from mold (2)；

The pressure head (4) includes matrix (401), and the lower face of matrix (401) is equipped with storage tank (4011), the storage tank (4011) in be equipped with briquetting (402), removable connection between the briquetting (402) and matrix (401), when briquetting (402) along erect It is touched when Nogata is to movement between the lower face of the briquetting (402) and the button on product or separate, so that button and production The substrate adhesive of product.

2. a kind of button bonder according to claim 1, it is characterised in that：The matrix (401) passes through a connection Block (403) and the piston rod of driving cylinder (3) are fixed.

3. a kind of button bonder according to claim 1, it is characterised in that：The storage tank (4011) to be multiple, Multiple storage tanks (4011) are intervally arranged along the plane where matrix (401) lower face, and pressure is equipped in each storage tank (4011) Block (402).

4. a kind of button bonder according to claim 1, it is characterised in that：The lower face of the briquetting (402) is along perpendicular Nogata to being recessed a groove (4021), the diameter d of the groove (4021) notch position upward₁More than slot bottom position Diameter d₂, connected between the notch and slot bottom of groove (4021) by the conical surface (4022) transition.

5. a kind of button bonder according to claim 1, it is characterised in that：The briquetting (402) and storage tank (4011) left between madial wall installation gap (4012), it is described installation gap (4012) in be equipped with vertically downward according to The illuminator (6) of visible ray is penetrated, the rack (5) is equipped with power supply, for supplying illuminator (6) electric energy.

6. a kind of button bonder according to claim 5, it is characterised in that：The power supply refers to accumulator (7), institute The accumulator (7) stated is loaded in pressure head (4).

7. a kind of button bonder according to claim 5, it is characterised in that：The installation gap (4012) is a ring Shape slot.