CN113814686B

CN113814686B - Assembling equipment

Info

Publication number: CN113814686B
Application number: CN202111019712.4A
Authority: CN
Inventors: 姚峥嵘; 马俊祯
Original assignee: Ximate Yilian Suzhou Technology Co ltd
Current assignee: Ximate Yilian Suzhou Technology Co ltd
Priority date: 2021-09-01
Filing date: 2021-09-01
Publication date: 2022-11-11
Anticipated expiration: 2041-09-01
Also published as: CN113814686A

Abstract

The invention relates to an assembly device, comprising a transmission component; the aligning and assembling mechanism, the mounting mechanism and the pressing mechanism are sequentially arranged along the transmission direction of the transmission assembly; wherein, the workpiece at least comprises a jig, a PCB and a cover plate; the PCB moves to an alignment assembly mechanism along with the transmission assembly, and the alignment assembly mechanism is used for assembling the PCB to the jig; the jig carrying the PCB is moved from the alignment assembly mechanism to the mounting mechanism along with the transmission assembly, and the mounting mechanism is used for placing the cover plate on the PCB; the workpiece moves into the pressing mechanism along with the transmission assembly from the mounting mechanism, and the pressing mechanism is used for pressing the workpiece, so that the jig and the cover plate clamp the PCB, automatic assembly of the workpiece is achieved, and efficiency is improved.

Description

Assembling equipment

Technical Field

The invention relates to the field of nonstandard assembly, in particular to assembly equipment.

Background

In the process of assembling the PCB, especially in the reflow process of the PCB, in order to ensure the strength of the solder joint on the PCB, the PCB needs to be placed in a reflow furnace to reflow the solder joint, and before the PCB is placed in the reflow furnace, a fixture and a cover plate need to be installed outside the PCB, so as to clamp the PCB therebetween to limit the position of the PCB. However, on the premise of ensuring normal operation of components, the mounting positions of the components on each existing PCB may have deviations, and in order to improve accuracy, the components are often assembled manually, but manual assembly is time-consuming and labor-consuming, and the efficiency is low.

In view of the above, there is a need for an assembling apparatus to solve the above problems.

Disclosure of Invention

Aiming at the defects in the prior art, the invention mainly aims to provide assembling equipment, which comprises:

a transmission component; and

the aligning assembly mechanism, the mounting mechanism and the pressing mechanism are sequentially arranged along the transmission direction of the transmission assembly;

wherein, the workpiece at least comprises a jig, a PCB and a cover plate; the PCB moves to an alignment assembly mechanism along with the transmission assembly, and the alignment assembly mechanism is used for assembling the PCB onto the jig;

the jig carrying the PCB is moved from the alignment assembly mechanism to the mounting mechanism along with the transmission assembly, and the mounting mechanism is used for placing the cover plate on the PCB;

the workpiece moves into the pressing mechanism along with the transmission assembly from the installation mechanism, and the pressing mechanism is used for pressing the workpiece, so that the jig and the cover plate clamp the PCB.

Preferably, the device also comprises a feeding line body used for conveying the jig and the cover plate; the feeding assembly is arranged in the feeding line body and used for respectively feeding the jig and the cover plate into the corresponding alignment assembly mechanism and the corresponding installation mechanism.

Preferably, the mounting mechanism comprises a grabbing component, and the transmission component comprises a second transmission component correspondingly arranged in the mounting mechanism;

be equipped with the material loading station on the second transmission assembly, snatch the subassembly and snatch the apron from the material loading line body to move the apron to material loading station department, when the tool that holds the PCB board removed to material loading station department, snatch the subassembly and place the PCB board with the apron on.

Preferably, the mounting mechanism further comprises a second detection assembly for positioning, and the second detection assembly is positioned right above the feeding station.

Preferably, the transmission assembly comprises a first transmission assembly correspondingly arranged in the alignment assembly mechanism, the first transmission assembly comprises two transmission belts and an adjusting driver for driving the transmission belts to expand outwards or draw inwards, and the alignment assembly mechanism is positioned below the first transmission assembly;

the alignment assembly mechanism comprises an alignment assembly, the alignment assembly comprises a jig bearing platform and a pushing lifting driving part, and the lifting driving part lifts the jig to a transmission plane higher than the first transmission assembly, so that the PCB is supported on the jig.

Preferably, the adjusting driver drives the conveying belt to expand outwards so that the gap of the conveying belt is expanded until the jig passes through;

when the jig is lifted to be higher than the transmission plane of the first transmission assembly, the adjusting driver drives the transmission belt to be folded, so that when the lifting driving part falls back, the jig falls on the first transmission assembly.

Preferably, the bearing platform is internally provided with a horizontal adjusting component, and the position of the jig is adjusted through the horizontal adjusting component, so that the jig is aligned with the PCB.

Preferably, the bearing platform comprises at least two jacking components, the movable ends of the jacking components push upwards, so that the bearing plane of the jacking components is higher than the jig, and the jacking components bear the PCB.

Preferably, the jacking component is circumferentially arranged on the periphery of the horizontal adjusting component and comprises an air cylinder and a mandril arranged on the power output end of the air cylinder;

the push rods are driven by the air cylinder to lift, and the PCB is supported through the lifting of the plurality of push rods.

Preferably, counterpoint assembly devices still includes the determine module, and it is located counterpoint subassembly top, and the determine module is used for fixing a position tool, PCB board.

Compared with the prior art, the invention has the beneficial effects that:

the invention provides an assembling device, wherein a transmission assembly drives a PCB to sequentially pass through an alignment assembling mechanism, an installation mechanism and a pressing mechanism, so that the PCB is arranged between a jig and a cover plate, automatic assembly is realized, and the assembling efficiency is improved;

secondly, horizontal adjustment part adjustment tool position is in order to correspond the PCB board that is located the tool top, and the transmission band of adjustable interval makes things convenient for the PCB board to fall into the tool to accomplish the assembly work of counterpointing, this aligning device simple structure is compact, has reduced the volume and the manufacturing cost of whole device.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings. The detailed description of the present invention is given in detail by the following examples and the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:

FIG. 1 is a schematic perspective view of an assembly apparatus according to an embodiment of the present invention;

FIG. 2 is a schematic view of a portion of an assembly apparatus according to an embodiment of the present invention;

FIG. 3 is a schematic perspective view of an alignment assembly mechanism in an assembly apparatus according to an embodiment of the present invention;

FIG. 4 is an enlarged partial schematic view of FIG. 3;

FIG. 5 is a schematic view of a portion of an alignment assembly mechanism according to an embodiment of the present invention;

FIG. 6 is a schematic view of a first perspective structure of a positioning assembly in an alignment apparatus according to an embodiment of the present invention;

FIG. 7 is a perspective view of a second perspective of the positioning assembly of the alignment device according to an embodiment of the present invention;

FIG. 8 is a perspective view of a mounting mechanism in an assembly apparatus according to one embodiment of the present invention.

Description of the reference numerals:

1. an alignment assembly mechanism;

11. a shaft system;

12. a first base;

13. a first transmission assembly; 131. a conveyor belt;

14. aligning the components;

141. a horizontal adjustment member;

142. a jacking component; 1421. a cylinder; 1422. a top rod;

143. lifting the plate;

144. a base; 1441. a base plate; 1442. a support leg;

145. a lift drive member;

146. a transmission member;

147. a guide post;

151. a camera; 152. a lens; 153. a light source;

2. an installation mechanism;

21. a grasping assembly; 22. a second base; 23. a second detection assembly; 24. a second transmission assembly;

3. a pressing mechanism;

81. a jig; 811. a hole for abdication; 82. a PCB board;

9. and (4) a feeding line body.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 obtained by a person skilled in the art without making any creative effort based on the embodiments of the present invention, belong to the protection scope of the present invention.

In the drawings, the shape and size may be exaggerated for clarity, and the same reference numerals will be used throughout the drawings to designate the same or similar components.

Unless defined otherwise, technical or scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar language throughout the specification is not intended to imply any order, quantity, or importance, but rather the intention is to distinguish one element from another. Also, the use of the terms "a," "an," or "the" and similar referents do not denote a limitation of quantity, but rather denote the presence of at least one. The word "comprising" or "comprises", and the like, means that the element or item appearing in front of the word "comprising" or "comprises" includes the element or item listed after the word "comprising" or "comprises" and its equivalents, and does not exclude other elements or items. "upper", "lower", "left", "right", and the like are used only to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

In the following description, words such as center, thickness, height, length, front, back, rear, left, right, top, bottom, upper, lower, etc. are defined with respect to the configurations shown in the respective drawings, and in particular, "height" corresponds to a dimension from top to bottom, "width" corresponds to a dimension from left to right, "depth" corresponds to a dimension from front to rear, which are relative concepts, and thus may be varied accordingly depending on different positions, different use states, etc. therefore, these or other orientations should not be interpreted as limiting terms.

Terms concerning attachments, coupling and the like (e.g., "connected" and "attached") refer to a relationship wherein structures are secured or attached, either directly or indirectly, to one another through intervening structures, as well as both movable or rigid attachments or relationships, unless expressly described otherwise.

As can be seen in conjunction with fig. 1-8, an assembly apparatus, in accordance with an embodiment of the present invention, comprises: the conveying assembly is used for conveying workpieces; the alignment assembly mechanism 1, the mounting mechanism 2 and the pressing mechanism 3 are sequentially arranged along the transmission direction of the transmission assembly, and the workpiece at least sequentially flows through the alignment assembly mechanism 1, the mounting mechanism 2 and the pressing mechanism 3;

the workpiece at least comprises a jig 81, a PCB 82 and a cover plate, and specifically, the jig 81, the PCB 82 and the cover plate are sequentially arranged along the vertical upward direction, so that the jig 81 and the cover plate clamp the PCB 82;

the PCB 82 moves to the alignment assembly mechanism 1 along with the transmission assembly, and the alignment assembly mechanism 1 is used for assembling the PCB 82 onto the jig 81;

the jig 81 carrying the PCB 82 moves from the aligning and assembling mechanism 1 to the mounting mechanism 2 along with the transmission assembly, and the mounting mechanism 2 is used for placing the cover plate on the PCB 82;

the workpiece moves into the pressing mechanism 3 along with the transmission assembly from the mounting mechanism 2, and the pressing mechanism 3 is used for pressing the workpiece, so that the jig 81 and the cover plate clamp the PCB 82.

The transmission assembly comprises a first transmission assembly 13, a second transmission assembly 24 and a third transmission assembly, the first transmission assembly 13, the second transmission assembly 24 and the third transmission assembly are respectively and correspondingly arranged in the alignment assembly mechanism 1, the mounting mechanism 2 and the pressing mechanism 3, and the first transmission assembly 13, the second transmission assembly 24 and the third transmission assembly are communicated one by one so that workpieces can sequentially pass through the first transmission assembly 13, the second transmission assembly 24 and the third transmission assembly.

The feeding line body 9 is used for conveying the jig 81 and the cover plate; the feeding line body 9 is internally provided with a feeding assembly which is used for respectively feeding the jig 81 and the cover plate into the corresponding alignment assembly mechanism 1 and the corresponding installation mechanism 2.

Referring to fig. 8, the mounting mechanism 2 includes a grabbing component 21, a feeding station is provided on the second conveying component 24, the grabbing component grabs the cover plate from the feeding line body 9 and transfers the cover plate to the feeding station, and when the jig 81 holding the PCB 82 moves to the feeding station, the grabbing component places the cover plate on the PCB 82.

Meanwhile, the mounting mechanism 2 further comprises a second detection component 23 for positioning, the second detection component 23 is located right above the feeding station, and the position of the workpiece on the second detection component 23 is detected through the second detection component 23, so that the cover plate is accurately placed on the PCB 82.

Referring to fig. 3 to 7, the aligning and assembling mechanism 1 includes: the alignment assembly 14, which is provided with a jig 81 thereon, and can adjust the position of the jig 81 so that the jig 81 corresponds to the PCB 82;

wherein, the transmission belts 131 are driven by an adjusting driver to adjust the distance between the two transmission belts 131, and the alignment assembly 14 is located below the transmission belts 131;

the aligning assembly 14 comprises a carrying platform, the carrying platform at least comprises a jacking component 142 for lifting the PCB 82 and a horizontal adjusting component 141, and the jig 81 is placed on the horizontal adjusting component 141;

after the movable end of the jacking part 142 jacks up the PCB 82 and separates from the transmission belts 131, the adjusting driver drives the two transmission belts 131 so that the PCB 82 can pass through the gap between the two transmission belts 131;

after the lifting component 142 lifts up the PCB 82, the horizontal adjustment component 141 drives the jig 81 to adjust in the horizontal direction so that the jig 81 corresponds to the PCB 82, and when the lifting component 142 is reset, the distance between the PCB 82 and the jig 81 is reduced and finally the PCB 82 is placed at the fixed position of the jig 81.

In the scheme, the PCB 82 is placed and limited at a fixed position of the jig 81; the fixing position of the jig 81 for bearing the PCB 82 is a position corresponding to the PIN and the PIN hole, the position of the PCB 82 on the jig 81 is limited by the PIN and the PIN hole, preferably, the PCB 82 is provided with the PIN hole, and the jig 81 is provided with the PIN corresponding to the PIN hole and serving as a positioning block; during assembly, the PIN holes are inserted into the PIN PINs so that the PCB 82 is connected to the jig 81.

Counterpoint assembly devices 1 still includes the determine module, and it is located counterpoint subassembly 14 top, and the determine module is used for fixing a position tool 81, PCB board 82, fixes a position respectively through PIN hole on to PCB board 82 and the PIN needle on tool 81 to realize spacing in tool 81 and PCB board 82's position according to PIN hole, PIN needle. Specifically, the detection assembly is a visual detector, the detection assembly includes a camera 151, a lens 152 is installed at an irradiation end of the camera 151 to increase a detection range, a light source 153 is disposed below the lens 152, the light source 153 is projected onto a workpiece carried on the first transmission assembly 13, and by disposing the light source 153, light captured by the camera 151 is increased, thereby ensuring a clear formed image.

Further, the alignment assembly mechanism 1 comprises a shaft system 11, wherein the shaft system 11 is used for driving the detection assembly to move linearly upwards along three axes, so that the detection assembly can move to a larger range, the detection range of the detection assembly is enlarged, and the alignment assembly mechanism is suitable for detecting workpieces with different sizes.

In the scheme, only the shaft system 11 is arranged in the alignment assembly mechanism 1, and if the position of the PCB 82 is adjusted by using the existing mechanical arm structure, the interference phenomenon between the mechanical arm and the shaft system 11 is easily caused, so that the jig 81 aligns the PCB 82 by adjusting the position of the jig 81, and an adjusting part is arranged below the first transmission assembly 13, so that the space is reasonably utilized; the mechanical arm is complex in structure and high in cost, control logic can be simplified by omitting the mechanical arm, and meanwhile manufacturing cost can be saved.

In the existing PCB processing process, in order to fix the electronic component on the PCB, the electronic component is often fixed by soldering; at present, due to the limitation of the soldering process, the position of the electronic component of each PCB may have a deviation, so that when the PCB 82 is assembled into the jig 81, the PCB 82 needs to be positioned first to determine the position of the PCB 82, and the PCB 82 is aligned with the jig 81 by adjusting the position.

In the present embodiment, the specific steps are as follows:

1. the jig 81 flows into the station, is placed on the horizontal adjusting part 141, and photographs and positions the PIN position on the jig 81 through a visual detection module;

PCB 82 flows into the station working position along with conveyor 131, and jacking component 142 jacks up to lift PCB 82 off conveyor 131.

3. The two transmission belts 131 are expanded outwards to increase the distance between the two transmission belts, and the visual detection module takes a picture to position the PIN holes on the PCB 82;

4. the horizontal adjustment part 141 operates so that the PIN is positioned opposite to the PIN hole;

5. the jacking part 142 falls back, and the PIN penetrates into the PIN hole, so that the assembly of the PCB 82 and the jig 81 is completed.

Furthermore, the alignment assembly 14 is provided with a lifting driving component 145 for pushing the carrying platform; wherein, the lifting driving part 145 drives the horizontal adjusting part 141 to lift, so that the jig 81 approaches the conveying belt 131. The horizontal adjusting component 141 comprises at least two horizontal driving directions, so that the jig 81 on the horizontal adjusting component 141 adjusts the position in the horizontal direction; specifically, the horizontal adjustment component 141 is annular, four linear driving motors are arranged in the horizontal adjustment component 141, and the four linear driving motors cooperate with each other to enable the jig 81 placed on the horizontal adjustment component 141 to linearly move in the horizontal direction and simultaneously rotate on the horizontal plane, so that the jig 81 aligns with the PCB 82.

Specifically, the method further includes, after step 3 is completed, expanding the two conveyor belts 131 to increase the distance between the two conveyor belts, lifting the horizontal adjusting member 141 by the lifting driving member 145 to make the jig 81 higher than the conveying plane of the conveyor belts 131;

after the step 5, the transmission belt 131 is folded inwards to reduce the distance between the transmission belt 131 and the transmission belt 131, and after the transmission belt 131 is folded inwards, the driving part 145 is lifted and falls back, so that the jig 81 bearing the PCB 82 falls back onto the transmission belt 131; the jig 81 finally carrying the PCB 82 flows out of the station along with the conveyor 131.

In a preferred embodiment, the alignment assembly 14 includes a base 144 for supporting the alignment assembly 14; the lift driving part 145 is provided on the base 144, and specifically, the base 144 includes: a bottom plate 1441 and legs 1442 mounted to a bottom surface of bottom plate 1441 receive components within alignment assembly 14 on bottom plate 1441, thereby supporting base 144.

Preferably, the horizontal adjustment component 141 and the lifting driving component 145 are driven by a lead screw serving as a transmission component 146, the lifting driving component 145 drives the lead screw to reciprocate along the vertical direction, and the lead screw pushes the horizontal adjustment component 141. The screw rod penetrates the bottom plate 1441, and since the support leg 1442 is installed on the lower surface of the bottom plate 1441, a space exists between the bottom plate 1441 and the ground, and the screw rod can perform reciprocating motion in the space.

Furthermore, a lifting plate 143 is mounted at the top end of the screw rod; specifically, the power output end of the lifting driving part 145 is in transmission connection with a transmission part, the transmission part internally comprises a rotatable nut seat structure, the nut seat structure is in threaded connection with the screw rod, and the lifting driving part 145 drives the nut seat structure to rotate so as to drive the screw rod; meanwhile, a guide post 147 is installed on the lifting plate 143, and the guide post 147 is sleeved on the base 144, so that the guide post 147 is slidably connected with the base 144, and the guide post 147 limits the moving direction of the lifting plate 143, and simultaneously limits the screw rod to be driven by the rotation of the nut seat structure to rotate the lifting plate 143.

Further, the horizontal adjustment member 141 and the lift member 142 are mounted on the lift plate 143. The number of the jacking components 142 is not less than two, and the jacking components 142 are circumferentially arranged on the periphery of the horizontal adjusting component 141; meanwhile, according to the above-described embodiment, the horizontal adjustment member 141 has a ring shape, and a jacking member 142 is provided at a central position of the horizontal adjustment member 141 so as to support the PCB 82 by means of the jacking members 142.

Specifically, the jacking component 142 includes a cylinder 1421 and a top bar 1422 installed on a power output end of the cylinder 1421, and the top bar 1422 jacks up under the driving of the cylinder 1421, and is lifted by a plurality of top bars 1422 to support the PCB 82. The jig 81 corresponds to the receding hole 811 of the top bar 1422, and when the jig 81 is placed on the horizontal adjustment component 141, the top bar 1422 passes through the receding hole 811.

In this embodiment, the diameter of the abdicating hole 811 is greater than the diameter of the top bar 1422, so that the jig 81 moves relative to the top bar 1422 under the driving of the horizontal adjusting component 141, and the PIN hole are offset by a small distance, so that the top bar 1422 can also limit the range of the horizontal adjusting component 141 for adjusting the jig 81, and the horizontal adjusting component 141 can adjust the jig 81 within a certain distance range.

The alignment assembly mechanism 1 comprises a first base 12, wherein a shaft system 11 and a first transmission assembly 13 in the alignment assembly mechanism 1 are supported on the first base 12, and a bearing platform in the alignment assembly mechanism 1 can be lifted from the lower part of the first base 12 to the upper part of the first base 12 under the driving of a lifting driving part 145; specifically, the material loading line body 9 sets up the one side at transmission assembly for the transmission direction of material loading line body 9 parallels with the transmission direction of work piece on the transmission assembly, the below of first base 12 is provided with the material loading level of tool, load-bearing platform can fall back to material loading level department under lifting drive part 145's the ordering about, the material loading subassembly in the material loading line body 9 corresponds material loading level at least, when making lifting drive part 145 drive load-bearing platform fall back to material loading level department, convey tool 81 to the load-bearing platform who is located material loading level department through material loading subassembly.

Further, the feeding line body 9 includes two conveyer belts disposed up and down, preferably, the two conveyer belts respectively transmit the jig 81 and the cover plate, the number of the feeding assemblies is two, and the jig 81 and the cover plate on the two conveyer belts are respectively grabbed by the feeding assemblies and are sent into the alignment assembly mechanism 1 and the installation mechanism 2.

While embodiments of the invention have been disclosed above, it is not limited to the applications listed in the description and the embodiments, which are fully applicable in all kinds of fields of application of the invention, and further modifications may readily be effected by those skilled in the art, so that the invention is not limited to the specific details without departing from the general concept defined by the claims and the scope of equivalents.

Claims

1. An assembly apparatus, comprising:

a transmission assembly; and

the alignment assembly mechanism (1), the mounting mechanism (2) and the pressing mechanism (3) are sequentially arranged along the transmission direction of the transmission assembly;

wherein, the workpiece at least comprises a jig (81), a PCB (82) and a cover plate;

the PCB (82) moves to the alignment assembly mechanism (1) along with the transmission assembly, and the alignment assembly mechanism (1) is used for assembling the PCB (82) onto the jig (81);

a jig (81) bearing a PCB (82) moves from the alignment assembly mechanism (1) to the mounting mechanism (2) along with a transmission assembly, and the mounting mechanism (2) is used for placing a cover plate on the PCB (82);

the workpiece moves into the pressing mechanism (3) from the mounting mechanism (2) along with the transmission assembly, and the pressing mechanism (3) is used for pressing the workpiece, so that the jig (81) and the cover plate clamp the PCB (82);

the transmission assembly comprises a first transmission assembly (13) correspondingly arranged in the alignment assembly mechanism (1), the first transmission assembly (13) comprises two transmission belts (131) and an adjusting driver for driving the transmission belts (131) to expand outwards or draw inwards, and the alignment assembly mechanism (1) is positioned below the first transmission assembly (13);

the alignment assembly mechanism (1) comprises an alignment assembly (14), the alignment assembly (14) comprises a jig (81) bearing platform and a lifting driving part (145), and the lifting driving part (145) lifts the jig (81) to a transmission plane higher than the first transmission assembly (13), so that the PCB (82) is supported on the jig (81);

the adjusting driver drives the conveying belt (131) to expand outwards so that the gap of the conveying belt (131) is expanded to the state that the jig (81) passes through;

when the jig (81) is lifted to be higher than the conveying plane of the first conveying assembly (13), the adjusting driver drives the conveying belt (131) to be close inside, so that when the lifting driving part (145) falls back, the jig (81) falls on the first conveying assembly (13).

2. The assembly plant according to claim 1, further comprising a feeding line body (9) for conveying the jigs (81), the cover plate; the material loading line body (9) is internally provided with a material loading assembly which is used for respectively loading a jig (81) and a cover plate into a corresponding alignment assembly mechanism (1) and a corresponding installation mechanism (2).

3. The assembling device according to claim 2, wherein said mounting mechanism (2) comprises a gripping assembly (21) and said transmission assembly comprises a second transmission assembly (24) correspondingly arranged inside said mounting mechanism (2);

and a feeding station is arranged on the second transmission assembly (24), the grabbing assembly grabs the cover plate from the feeding line body (9) and moves the cover plate to the feeding station, and when a jig (81) bearing the PCB (82) moves to the feeding station, the grabbing assembly places the cover plate on the PCB (82).

4. An assembly plant according to claim 3, wherein said mounting mechanism (2) further comprises a second detection assembly (23) for positioning, said second detection assembly (23) being located directly above said loading station.

5. The assembling apparatus according to claim 1, wherein the carrying platform is provided with a horizontal adjusting component (141) therein, and the jig (81) is adjusted by the horizontal adjusting component (141) so as to align the jig (81) with the PCB (82).

6. The assembling equipment according to claim 5, wherein the bearing platform comprises at least two jacking members (142), the movable ends of the jacking members (142) are jacked upwards, so that the bearing plane of the jacking members (142) is higher than the jig (81), and the jacking members (142) bear the PCB (82).

7. The assembling apparatus according to claim 6, wherein said jacking member (142) is circumferentially arranged at the periphery of said horizontal adjusting member (141), said jacking member (142) comprises a cylinder (1421) and a ram (1422) mounted on the power output end of said cylinder (1421);

the ejector rods (1422) are driven by the air cylinder (1421) to lift, and the PCB (82) is supported by lifting of the ejector rods (1422).

8. The assembling device according to claim 1, wherein the alignment assembling mechanism (1) further comprises a detecting component located above the alignment component (14), and the detecting component is used for positioning the jig (81) and the PCB (82).