CN115382730A

CN115382730A - Assembling equipment

Info

Publication number: CN115382730A
Application number: CN202211125363.9A
Authority: CN
Inventors: 邹淑亭; 冯蓬勃; 陈龙龙; 靳习永; 侯亚松; 张瑞涛; 薛哓东; 尹春雷
Original assignee: Goertek Inc
Current assignee: Goertek Inc
Priority date: 2022-09-15
Filing date: 2022-09-15
Publication date: 2022-11-25
Anticipated expiration: 2042-09-15
Also published as: CN115382730B

Abstract

The invention discloses an assembling device which comprises a placing table and a picking mechanism, wherein the placing table is provided with an assembling station, the assembling station is used for bearing a shell and a screen which is arranged on the shell and is connected with a flat cable; the picking mechanism comprises a rotating shaft with an up-and-down rotating movable stroke, a mounting part which is connected with the rotating shaft and extends towards the lateral direction of the rotating shaft, and a picking part which is mounted on the mounting part and is used for picking up a screen; wherein the picking part can be positioned above the assembling station, and at least one of the placing table and the picking part is movably arranged along the up-down direction, so that the placing table and the picking part can be close to and far away from each other in the up-down direction. The invention aims to solve the problem that the flat cable is connected between the screen and the shell, so that the screen and the flat cable are easy to influence the shell during gluing, and the gluing effect is poor.

Description

Assembling equipment

Technical Field

The invention relates to the technical field of production and manufacturing of electronic products, in particular to assembling equipment.

Background

To taking the electronic product of screen in, to the wrist-watch is dressed to intelligence as an example, the subassembly closes the shell as the last ring of intelligent wrist-watch assembly process about the wrist-watch, because be connected with the winding displacement between screen and the casing, need carry out the rubber coating to the casing when the equipment, and screen and winding displacement have the interference to the rubber coating process, lead to assembling effect relatively poor.

Disclosure of Invention

The invention mainly aims to provide assembling equipment, and aims to solve the problems that a flat cable is connected between a screen and a shell, so that the screen and the flat cable are easy to influence the shell during gluing, and the gluing effect is poor.

In order to achieve the above object, the present invention provides an assembling apparatus for adhesively assembling a screen and a housing connected to the screen by a flat cable, the assembling apparatus including:

the device comprises a placing table, a positioning device and a control device, wherein the placing table is provided with an assembling station, the assembling station is used for bearing a shell and a screen which is arranged on the shell and is connected with a flat cable; and the number of the first and second groups,

the picking mechanism comprises a rotating shaft with an up-and-down rotating movable stroke, a mounting part which is connected with the rotating shaft and extends towards the lateral direction of the rotating shaft, and a picking part which is mounted on the mounting part and is used for picking up a screen;

wherein the picking part can be positioned above the assembling station, and at least one of the placing table and the picking part is movably arranged along the up-down direction, so that the placing table and the picking part can be close to and far away from each other along the up-down direction.

Optionally, the pick-up mechanism comprises a first rotary drive device, a drive shaft of the first rotary drive device being arranged in a horizontal direction;

the rotating shaft is connected with the driving shaft and is arranged coaxially with the driving shaft.

Optionally, the assembly apparatus includes a catch mechanism to catch the outer surface of the housing.

Optionally, the placing table is provided with a placing groove with an upward notch, the placing groove is used for being arranged in a profiling mode with the shell, two opposite side walls of the placing groove penetrate through the placing groove to form two through holes, and the placing groove forms the assembling station;

the clamping mechanism further comprises two clamping jaws, the two clamping jaws are respectively arranged corresponding to the two through openings and can respectively move close to and away from the placing groove, so that the shell is pressed when the clamping jaws are close to.

Optionally, the placing table is mounted with a pressing part having opposite connecting ends and pressing ends, the connecting ends are rotatably connected to the placing table, so that the pressing ends can be rotated downward for pressing the pre-assembled screen and the housing and upward for being away from the assembling station.

Optionally, the placing table comprises a main body and an adapter rack movably mounted on the main body along the up-down direction;

the connecting end is rotatably arranged on the switching frame.

Alternatively, at least one of the placing table and the pickup portion may be movably disposed in a horizontal direction so that the placing table and the pickup portion may be moved closer to and farther from each other in the horizontal direction.

Optionally, the placing table is movably arranged in a first horizontal direction and a second horizontal direction, and the first horizontal direction and the second horizontal direction intersect.

Optionally, the assembly apparatus further comprises:

a controller;

the CCD camera is electrically connected with the controller and used for acquiring the central positions of the screen and the shell; and (c) a second step of,

and the driving assembly is electrically connected with the controller and is in driving connection with the placing table and the picking mechanism, so that the central positions of the screen and the shell are oppositely arranged up and down.

Optionally, the drive assembly comprises:

a first driving device having a first mounting portion movable in a first horizontal direction; and (c) a second step of,

the second driving device is arranged on the first installation part and is provided with a second installation part which moves along a second horizontal direction;

wherein the placement stage is mounted to the second mounting portion.

Optionally, the assembling device further includes a pressure sensor electrically connected to the controller, and the pressure sensor is mounted on the placing table.

Optionally, the pick-up part is movably arranged in the up-down direction.

Optionally, the assembling apparatus further comprises a third driving device having a third mounting part moving in the up-down direction;

the pickup mechanism is mounted to the third mounting portion.

Alternatively, at least one of the placing table and the pickup portion is provided to be rotatable in a horizontal direction.

Optionally, the placing table is rotatably arranged in the horizontal direction.

Optionally, the assembling device includes a base, a second rotation driving device is disposed on the base, and a rotating shaft of the second rotation driving device is disposed in an up-down direction;

the placing table is arranged on a driving part of the second rotation driving device.

Optionally, the pick-up comprises a vacuum suction mechanism.

According to the technical scheme, the shell and the screen connected through the flat cable are placed on the assembly station, the picking part is located above the assembly station, when the picking part and the placing table are close to each other, the picking part is used for picking the screen, then the picking part and the placing table are far away from each other, the screen is arranged at an interval with the shell in the vertical direction, then the rotating shaft rotates towards one side of the assembly station to drive the picking part to rotate towards one side of the assembly station, the screen deflects towards one side of the shell while rotating in the vertical direction, and the flat cable is arranged at one side of the flat cable which is inclined away from the shell, so that a part of dispensing positions of the shell can be exposed; the rotating shaft can also rotate towards the other side of the assembling station, and the other part of the dispensing position of the shell can be exposed in the same way; therefore, the deflection center and the rotation swing amplitude of the screen are larger, the space of the dispensing position exposed by the shell is larger, the flat cable is far away from the corresponding dispensing position, the interference of the flat cable on the dispensing position is reduced, the dispensing of the shell is convenient, and the assembly effect is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a perspective view of an embodiment of an assembly apparatus provided by the present invention;

fig. 2 is a schematic top view of fig. 1.

The reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name(s)
				100	Assembling equipment	32	Pressing end
1	Placing table	51	First rotary drive
				11	Main body	52	Second rotation driving device
111	Assembly station	6	Drive assembly
				112	Placing groove	61	First driving device
1121	Through hole	611	First mounting part
				12	Switching frame	62	Second driving device
13	Base seat	621	Second mounting part
				2	Pick-up mechanism	63	Third driving device
21	Rotating shaft	631	Third mounting part
				22	Mounting part	7	Pressure sensor
23	Pickup part	8	Clamping mechanism
				3	Pressing part	81	Jack catch
31	Connecting end

The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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.

It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

To taking the electronic product of screen, take the intelligence to dress the wrist-watch as the example, subassembly closes the shell about the wrist-watch as the last ring of intelligent wrist-watch assembly process, because be connected with the winding displacement between screen and the casing, need carry out the rubber coating to the casing when the equipment, and screen and winding displacement have the interference to the rubber coating process, lead to the equipment effect relatively poor.

The electronic product may be a smart wearable electronic product, such as a smart bracelet, a smart watch, and the like, but obviously is not limited to this type of electronic product.

In view of this, the present invention provides an assembling apparatus, and fig. 1 and fig. 2 are an embodiment of the assembling apparatus provided by the present invention.

Referring to fig. 1, the assembling apparatus 100 is used for bonding and assembling a screen and a housing connected to the screen by a flat cable, the assembling apparatus 100 includes a placing table 1 and a picking mechanism 2, the placing table 1 is provided with an assembling station 111, the assembling station 111 is used for bearing the housing and the screen which is arranged on the housing and connected with the housing by the flat cable; the picking mechanism 2 comprises a rotating shaft 21 with an up-and-down rotating movable stroke, a mounting part 22 connected with the rotating shaft 21 and extending towards the side direction of the rotating shaft 21, and a picking part 23 mounted on the mounting part 22, wherein the picking part 23 is used for picking up a screen; wherein the picking portion 23 can be located above the assembling station 111, and at least one of the placing table 1 and the picking portion 23 is movably disposed in an up-down direction, so that the placing table 1 and the picking portion 23 can be moved toward and away from each other in the up-down direction.

The assembling apparatus 100 mainly fixes the screen and the housing by using an adhesive, specifically, the screen and the housing need to be moved away from each other first, so that the dispensing position on the housing is exposed, for this reason, the assembling apparatus 100 generally further includes a dispensing device (not shown), dispensing is performed at the screen mounting position of the housing by using the dispensing device, and then the screen cover is closed to the housing for bonding and fixing.

In the technical scheme of the invention, the shell and the screen connected by the flat cable are placed on the assembly station 111, the picking part 23 is positioned above the assembly station 111, when the picking part 23 and the placement station 1 are close to each other, the picking part 23 is used for picking the screen, then the picking part 23 and the placement station 1 are far away from each other, so that the screen is arranged at an interval with the shell in the vertical direction, then the rotating shaft 21 rotates towards one side of the assembly station 111, the picking part 23 is driven to rotate towards one side of the assembly station 111, so that the screen deflects towards one side of the shell while rotating in the vertical direction, and at the moment, the flat cable is arranged in a manner of inclining away from one side of the shell, so that a part of dispensing positions of the flat cable can be exposed by the shell; the rotating shaft 21 can also be rotated towards the other side of the assembling station 111, and the other part of the dispensing position of the shell can be exposed in the same way; therefore, the deflection center and the rotation swing amplitude of the screen are larger, the space of the dispensing position exposed by the shell is larger, the flat cable is far away from the corresponding dispensing position, the interference of the flat cable on the dispensing position is reduced, the dispensing of the shell is convenient, and the assembly effect is improved.

In order to make the pickup portion 23 rotatably disposed in the up-down direction, the assembling apparatus 100 includes a first rotation driving device 51, a driving shaft of the first rotation driving device 51 being disposed in the horizontal direction; the rotating shaft 21 is connected to the driving shaft and is disposed coaxially therewith. Referring to fig. 1, in this embodiment, one end of the rotating shaft 21, which is far away from the mounting portion 22, is connected to the driving shaft and is disposed coaxially with the driving shaft, and the first rotating driving device 51 is configured as a motor, so that when the driving shaft rotates to drive the rotating shaft 21 to rotate, the picking portion 23 can drive the screen to rotate up and down and also to shift toward the side edge of the housing in the horizontal direction; the extension direction of the driving shaft is not limited, because the flat cable is made of thin metal strips, two ends of the flat cable are respectively bent to be connected with the shell and the screen, the portion, connected with the shell and the screen, of the flat cable is made of metal sheets, and the portion, connected with the two metal sheets, of the flat cable is made of connecting sheets, so that the flat cable can be prevented from being pulled or broken when the picking part 23 rotates as long as the extension direction of the driving shaft is consistent with the extension direction of the side edge, connected with the connecting sheets, of the metal sheets, and the flat cable is further protected.

The pickup portion 23 may be located above the assembling station 111, the pickup portion 23 may be fixedly installed above the assembling station 111 of the placing table 1, or the pickup portion 23 and the placing table 1 may be movably provided in a horizontal direction so that the pickup portion 23 is located above the assembling station 111 of the placing table 1 after the pickup portion 23 and the placing table 1 are relatively moved, in this embodiment, at least one of the placing table 1 and the pickup portion 23 is movably provided in a horizontal direction so that the placing table 1 and the pickup portion 23 are movable toward and away from each other in a horizontal direction, so that, on the one hand, the pickup portion 23 may be moved above the assembling station 111 of the placing table 1 by the placing table 1 and the pickup portion 23 being movable toward and away from each other in a horizontal direction so that the pickup portion 23 may be moved toward and away from each other in a horizontal direction, and, on the other hand, after the screen is picked up by the pickup portion 23, the screen may be placed on the screen accurately at a position between the housing in the horizontal direction.

Specifically, the placing table 1 is movably disposed in a first horizontal direction and a second horizontal direction, the first horizontal direction intersects with the second horizontal direction, specifically, in this embodiment, one of the first horizontal direction and the second horizontal direction is an X-axis direction, and the other is a Y-axis direction. It is obvious that the present design is not limited to this, and the pickup unit 23 may be movably disposed in the first horizontal direction and the second horizontal direction, or one of the placement table 1 and the pickup unit 23 may be movably disposed in the first horizontal direction and the other may be movably disposed in the second horizontal direction.

After the shell is glued, the screen is picked up by the picking part 23 and is arranged far away from the shell, and the screen needs to be aligned with the shell due to the fact that the screen needs to be bonded to the shell; the assembling apparatus 100 further comprises a controller, a CCD camera (not shown) electrically connected to the controller, and a driving assembly 6 for acquiring the central positions of the screen and the housing; the driving component 6 is electrically connected with the controller and is in driving connection with the placing table 1 and the picking mechanism 2, so that the central positions of the screen and the shell are arranged oppositely up and down. In this embodiment, the first rotation driving device 51 is electrically connected to the controller, a CCD camera is used to obtain the center positions of the screen and the housing in the horizontal direction, then the first rotation driving device 51 is controlled to drive the rotation shaft 21 to rotate until the screen extends along the horizontal plane, according to the center position of the screen, the driving device is controlled to drive the center position of the placing table 1 to correspond to the center position of the screen, so that the screen and the housing are opposite to each other in the vertical direction, and then the picking part 23 and the placing table 1 approach each other in the vertical direction to perform the bonding operation.

Further, in the present embodiment, referring to fig. 1, the driving assembly 6 further includes a first driving device 61 and a second driving device 62, the first driving device 61 has a first mounting portion 611 moving in the first horizontal direction, the second driving device 62 is mounted to the first mounting portion 611, the second driving device 62 has a second mounting portion 621 moving in the second horizontal direction; after the picking part 23 picks up the screen and rotates, the screen is driven to rotate up and down and simultaneously to deflect to one side of the shell on a horizontal plane, in order to more accurately avoid the dispensing position of the shell, the placing table can be driven to move on the horizontal plane through the first driving device 61 and the second driving device 62, so as to drive the shell to be far away from the screen, and the area of the dispensing position exposed by the shell is increased; the placing table 1 is mounted on the second mounting portion 621, and obviously, the manner of "the placing table 1 is movably disposed in the first horizontal direction and the second horizontal direction" is not limited thereto, and the specific structures of the first driving device 61 and the second driving device 62 are not limited, and may be an air cylinder, an oil cylinder, an electric cylinder, or a motor + transmission structure. In the present embodiment, the first driving device 61 is configured as a slider electric cylinder, and the second driving device 62 is configured as a platform electric cylinder.

"at least one of the placing table 1 and the pickup portion 23 is movably disposed in the vertical direction", the placing table 1 may be movably disposed in the vertical direction, the pickup portion 23 may be movably disposed in the vertical direction, and of course, both of them may be movably disposed in the vertical direction, in this embodiment, the pickup portion 23 is movably disposed in the vertical direction, specifically, in this embodiment, the assembling apparatus 100 further includes a third driving device 63, the third driving device 63 has a third mounting portion 631 moving in the vertical direction, the pickup mechanism 2 is mounted to the third mounting portion 631, and a specific structure of the third driving device 63 is not limited, and may be an air cylinder, an oil cylinder, an electric cylinder, or a motor + transmission structure.

In order to stably mount the housing, in the present embodiment, referring to fig. 1 and 2, the assembling apparatus 100 includes a catching mechanism 8, and the catching mechanism 8 catches the outer surface of the housing. After the shell and the screen are installed in the assembling station 111, the clamping mechanism 8 clamps the outer surface of the shell to stably fix the shell to the assembling station 111, so that the situation that the shell is shifted in a shaking position to influence subsequent assembling operation when the screen is rotated to be away from the shell or even directly separated from the assembling station 111 is avoided; therefore, the smooth operation of the assembling process is improved, and the assembling precision is improved.

Specifically, the placing table 1 is provided with a placing groove 112 with an upward notch, the placing groove 112 is configured to be disposed in a shape of a contour of the shell, and two opposite side walls thereof are disposed to penetrate through to form two through holes 1121, and the placing groove 112 forms the assembling station 111; the retaining mechanism 8 further includes two claws 81, and the two claws 81 are respectively disposed corresponding to the two through holes 1121 and can respectively move close to and away from the placing slot 112 to press the housing when approaching. Referring to fig. 1 and 2, in the present embodiment, the slot wall of the placement slot 112 distributed in the first direction is penetrated to form two through holes 1121, each through hole 1121 is penetrated to the corresponding slot wall, the two claws 81 are pressed against two sides of the housing from top to bottom, so that the housing is stably installed in the assembly station 111, and when the housing needs to be taken out, the claws 81 are driven to be away from the placement slot 112.

In order to ensure that the screen is not warped after the screen and the shell are assembled, the placing table 1 is provided with a pressing part 3, the pressing part 3 is provided with a connecting end 31 and a pressing end 32 which are opposite, the connecting end 31 is rotatably connected to the placing table 1, so that the pressing end 32 can rotate downwards to press the pre-assembled screen and the shell and rotate upwards to be far away from the assembling station 111. Referring to fig. 1, in this embodiment, after the screen and the housing are pre-assembled, the pre-assembled screen and housing are placed in the assembling station 111, and the pressing end 32 faces downward to press and assemble the pre-assembled screen and housing, so that the screen assembly is prevented from warping due to elasticity of the flat cables, the screen is conveniently picked up by the pickup portion 23, and the assembling accuracy is improved.

Further, the placing table 1 comprises a main body 11 and an adapter frame 12 which can be movably mounted on the main body 11 along the up-down direction; the connecting end 31 is rotatably mounted to the adaptor bracket 12. Referring to fig. 1, in this embodiment, the adapting frame 12 can move up and down, so that the connecting end 31 can move up and down, and thus the pressing portion 3 can be attached to the screen as much as possible by the up-and-down movement of the adapting frame 12, thereby avoiding a phenomenon that when the screen and the housing are pressed together, an included angle is formed between the pressing portion 3 and the screen, which may cause a damage to a local part of the screen due to an excessive stress, so as to protect the screen, and the universality is strong.

It should be noted that a protective layer is installed on the side surface of the pressing part 3 facing the screen, and the protective layer may be made of rubber, silica gel or sponge; the pressing part 3 can be used when the shell and the screen are bonded, after the shell is glued, the screen returns to the position where the screen is installed and covered on the shell, and is bonded with the viscose on the shell, in order to keep a good viscose effect, the screen is pressed through the pressing part 3, so that a certain downward pressure effect is kept between the screen and the shell, and after the viscose is solidified, the pressing part 3 releases the pressing of the screen and the shell.

In this embodiment, the assembling apparatus 100 further includes a pressure sensor 7 electrically connected to the controller, the pressure sensor 7 is mounted on the placing table 1, and the controller is further electrically connected to a display. When the press-fit part 3 presses and bonds the screen and the shell, the display can display the pressure of the bonded screen and the shell in real time, and accurate force control of assembly is guaranteed.

Since the relative position of the screen and the housing in the pre-assembly is not very precise, for this reason, it is necessary to adjust the relative angular position of the housing and the screen after the pickup part 23 picks up the screen and separates from the housing, and for this reason, in this embodiment, at least one of the placing table 1 and the pickup part 23 is provided to be rotatably disposed in the horizontal direction, so that the relative angular position of the screen and the housing in the horizontal direction can be adjusted by rotating in the horizontal direction. Specifically, in this embodiment, please further include that the placing table 1 includes a base 13, a second rotation driving device 52 is disposed on the base 13, a rotating shaft of the second rotation driving device 52 is disposed along an upward and downward direction, the placing table 1 is disposed on a driving portion of the second rotation driving device 52, and the second rotation driving device 52 may be a motor or other rotation driving structures.

The pick-up portion 23 is used for picking up the screen, and may be a clamping structure or an adsorption structure, specifically, in this embodiment, the pick-up portion 23 includes a vacuum adsorption mechanism to reduce damage to the screen.

The working process of the assembling apparatus 100 provided by the present invention is as follows, please refer to fig. 1:

firstly, placing a shell assembly (including the shell and the screen arranged on the shell, and the shell and the screen are connected by the flat cable) on the assembling station 111 of the placing table 1, wherein the specific placing mode is not limited, and the shell assembly can be placed on the assembling station 111 by the combined action of a feeding device and a conveying device and cooperative operation;

then, the two claws 81 and the pressing part 3 are adopted to fixedly clamp the shell and the screen at the assembling station 111;

then, the first driving device 61 and the second driving device 62 drive the placing table 1 to move below the pickup part 23;

then, the third driving device 63 drives the picking part 23 to move downwards to the assembling station 111 on the placing table 1 until the screen is picked up, and the pressing end 32 of the pressing part 3 is far away from the assembling station 111;

then, the third driving device 63 drives the picking portion 23 to move upward for a distance, then, the first rotating driving device 51 drives the picking portion 23 to rotate up and down, so that one side of the screen is separated from the housing to avoid a part of dispensing positions on the housing, then, a dispensing device is used to dispense the housing, then, the first rotating driving device 51 drives the picking portion 23 to rotate up and down and in the opposite direction, so that the other side of the screen is far away from the housing to avoid another part of dispensing positions on the housing, and then, the dispensing device is used to dispense the housing;

then, the first rotation driving device 51 drives the pickup portion 23 to rotate in the up-down direction so that the screen extends in the horizontal direction, and then the first driving device 61 and the second driving device 62 drive the placing table 1 until the center position of the housing and the center position of the screen are opposite in the up-down direction; then, the third driving device 63 drives the picking part 23 to move downwards so as to be adhered to the shell by glue; then, the pressing part 3 is driven to the pressing end 32 to press the screen and the housing with a set pressure until the screen and the housing are adhesively fixed.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. An assembling apparatus for adhesively assembling a screen and a housing connected to the screen by a flat cable, the assembling apparatus comprising:

wherein the picking part can be positioned above the assembling station, and at least one of the placing table and the picking part is movably arranged along the up-down direction, so that the placing table and the picking part can be close to and far away from each other in the up-down direction.

2. The assembly apparatus of claim 1, wherein the picking mechanism comprises a first rotary drive device having a drive shaft disposed in a horizontal direction;

3. The assembly device of claim 1, wherein the assembly device includes a catch mechanism to catch an outer surface of the housing.

4. The assembling apparatus according to claim 3, wherein said placing table is provided with a placing groove having an upward opening, said placing groove is configured to be disposed in a contour shape with said housing, and opposite side walls thereof are disposed to penetrate therethrough so as to form two through openings, said placing groove constitutes said assembling station;

5. The assembly apparatus of claim 1, wherein the placement table is mounted with a stitching portion having opposing connecting and stitching ends, the connecting ends being pivotally connected to the placement table such that the stitching ends are pivotable toward a lower orientation for stitching the pre-assembled screen and housing and a higher orientation for a distance away from the assembly station.

6. The assembling apparatus according to claim 5, wherein said placing table comprises a main body and an adapter rack movably mounted to said main body in an up-down direction;

the connecting end is rotatably arranged on the switching frame.

7. The assembling apparatus according to claim 1, wherein at least one of said placing table and said pickup portion is movably disposed in a horizontal direction so that said placing table and said pickup portion can be moved closer to and farther from each other in the horizontal direction.

8. The assembling apparatus according to claim 7, wherein said placing table is movably provided in a first horizontal direction and a second horizontal direction, and said first horizontal direction and said second horizontal direction intersect.

9. The assembly device of claim 8, wherein the assembly device further comprises:

a controller;

the CCD camera is electrically connected with the controller and used for acquiring the central positions of the screen and the shell; and the number of the first and second groups,

10. The assembly apparatus of claim 9, wherein the drive assembly comprises:

wherein the placement stage is mounted to the second mounting portion.

11. The assembly apparatus of claim 9, further comprising a pressure sensor electrically connected to the controller, the pressure sensor being mounted to the placement table.

12. The assembly device of claim 1, wherein the pick is movably disposed in an up-down direction.

13. The assembling apparatus according to claim 12, further comprising a third driving device having a third mounting portion moving in an up-down direction;

the pickup mechanism is mounted to the third mounting portion.

14. The assembling apparatus according to claim 1, wherein at least one of said placing table and said pickup portion is provided to be rotatably provided in a horizontal direction.

15. The assembling apparatus according to claim 14, wherein said placing table is rotatably disposed in a horizontal direction.

16. The assembly apparatus according to claim 15, wherein the assembly apparatus comprises a base, a second rotation driving device is disposed on the base, and a rotation shaft of the second rotation driving device is disposed along an up-down direction;

17. The assembly device of claim 1, wherein the pick-up comprises a vacuum suction mechanism.