CN219020481U

CN219020481U - Base assembling device

Info

Publication number: CN219020481U
Application number: CN202223286326.4U
Authority: CN
Inventors: 林华青; 黄怡贵
Original assignee: Zhuhai Deer Bioengineering Co ltd
Current assignee: Zhuhai Deer Bioengineering Co ltd
Priority date: 2022-12-06
Filing date: 2022-12-06
Publication date: 2023-05-16
Anticipated expiration: 2032-12-06

Abstract

The utility model discloses a base assembly device, which comprises a machine table and an assembly mechanism, wherein a rotary conveying disc is arranged on the machine table, and a plurality of limiting grooves for limiting a base body are formed in the rotary conveying disc; the assembly mechanism comprises a pressure head assembly and a first lifting driving mechanism, the first lifting driving mechanism is arranged on the machine table, the pressure head assembly comprises a positioning sleeve, a second lifting driving mechanism and a pressure bar, the positioning sleeve is arranged at the output end of the first lifting driving mechanism, the lower end face of the positioning sleeve can be abutted to the body of the hairbrush, the pressure bar penetrates through the inner cavity of the positioning sleeve, the pressure bar is arranged above the rotary conveying disc and can be opposite to the limiting groove, and the lower end of the pressure bar can be inserted into the central hole of the hairbrush and push the hairbrush to move downwards so as to press the hairbrush on the base body in the limiting groove. When the base body, the hairbrush and the compression bar are on the same straight line, the pressure head assembly is lowered to a low position, the assembly of the base body and the hairbrush is completed, the assembly efficiency is high, and the accuracy of butt joint of the base body and the hairbrush is high.

Description

Base assembling device

Technical Field

The utility model relates to the technical field of microorganism culture, in particular to a base assembly device.

Background

Blood culture equipment needs to use the drawing consumable that draws blood, draws blood drawing consumable and is used for pricking the bottle plug of opening blood blake bottle to make the sample in the blood blake bottle fall into the plate, draw blood drawing consumable including tubular base and puncture subassembly, the base is including the base body and the brush that assemble together. In order to avoid sample pollution, one blood taking and scribing consumable can only be used once, so the blood taking and scribing consumable is a consumable with larger demand. At present, the hairbrush is assembled on the base body by manual operation, so that the production efficiency is low and the labor cost is high.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides a base assembly device which has higher production efficiency.

The base assembly device comprises a machine table and an assembly mechanism, wherein a rotary conveying disc is arranged on the machine table, and a plurality of limiting grooves for limiting a base body are formed in the rotary conveying disc; the assembly mechanism comprises a pressure head assembly and a first lifting driving mechanism, the first lifting driving mechanism is arranged on the machine table, the pressure head assembly comprises a positioning sleeve, a second lifting driving mechanism arranged on the positioning sleeve and a pressure rod connected with the output end of the second lifting driving mechanism, the positioning sleeve is arranged on the output end of the first lifting driving mechanism, the lower end face of the positioning sleeve can be abutted to the body of the brush, the pressure rod penetrates through an inner cavity of the positioning sleeve, the pressure rod is arranged above the rotary conveying disc, the pressure rod can be opposite to the limiting groove, and the lower end of the pressure rod can be inserted into a central hole of the brush and pushes the brush to move downwards so as to press the brush in the limiting groove on the base body.

Has at least the following beneficial effects: initially, first lift actuating mechanism drives pressure head subassembly and rises for pressure head subassembly is in the high position, places the base body in the spacing groove, and the brush cover is located on the depression bar, and rotatory delivery disc drives the base body and rotates the below to the depression bar, makes when base body, brush and depression bar are in same straight line, and first lift actuating mechanism drives pressure head subassembly and descends to the low level, makes the brush support in the spacing inslot on the base body, and the lower extreme terminal surface of spacer sleeve supports on the body of brush, then second lift actuating mechanism drives the depression bar and moves down in order to press the brush on the base body, accomplishes the butt joint of base body and brush, then second lift actuating mechanism drives the depression bar and rises, because the lower extreme terminal surface of spacer sleeve supports on the body of brush, so the depression bar will follow the brush and take out, accomplishes the equipment of base body and brush, obtains the base, and the pressure head subassembly resets immediately. The base assembly device replaces manual work to complete the assembly of the base body and the hairbrush, the efficiency is high, the accuracy of butt joint of the base body and the hairbrush is high, the workload of personnel can be reduced, and the labor cost is reduced.

According to some embodiments of the utility model, the device further comprises a base body feeding mechanism, a gluing mechanism and a brush feeding mechanism, wherein the base body feeding mechanism is arranged on the machine table, and a discharge hole of the base body feeding mechanism is arranged above the rotary conveying disc and can be opposite to the limit groove; the gluing mechanism comprises a gluing head which is arranged above the feeding mechanism of the base body in a lifting manner and is used for coating glue on the base body; the hairbrush feeding mechanism is arranged on the machine table, and a discharge hole of the hairbrush feeding mechanism is arranged above the rotary conveying disc and can be opposite to the limiting groove.

According to some embodiments of the utility model, the feeding mechanism of the base body comprises a second conveying belt and a second linear driving mechanism which are both arranged on the machine table, the output end of the second conveying belt corresponds to the upper side of the rotary conveying disc, the second linear driving mechanism is arranged on one side of the output end of the second conveying belt, a second push rod is arranged on the output end of the second linear driving mechanism, and the second linear driving mechanism drives the second push rod to move towards the other side of the output end of the second conveying belt so as to push the hairbrush on the second conveying belt to the limiting groove.

According to some embodiments of the utility model, the glue spreading mechanism comprises a support plate, a first rotary driving mechanism and a rotary disc, wherein the support plate is connected with the machine table, a liftable cantilever is arranged on the support plate, the rotary disc is rotatably arranged on the cantilever, a limiting through hole is formed in an eccentric position of the rotary disc, the glue spreading head is connected with a glue cylinder through a pipeline, the glue spreading head penetrates through the limiting through hole and is positioned above the feeding mechanism of the base body, the first rotary driving mechanism is arranged on the cantilever, and the output end of the first rotary driving mechanism is in transmission connection with the rotary disc.

According to some embodiments of the utility model, a first lifting driving mechanism and a first sliding mechanism arranged vertically are arranged on the supporting plate, the output end of the first lifting driving mechanism is connected with the cantilever, and the cantilever is connected with the supporting plate through the first sliding mechanism.

According to some embodiments of the utility model, the assembling mechanism further comprises a linear moving mechanism, the linear moving mechanism is arranged on the machine table, the moving direction of the linear moving mechanism is parallel to the horizontal connecting line direction of one of the limiting grooves on the rotary conveying disc and the output end of the brush feeding mechanism, the output end of the linear moving mechanism is connected with the first lifting driving mechanism, and the output end of the first lifting driving mechanism faces downwards and is connected with the positioning sleeve.

According to some embodiments of the utility model, the brush feeding mechanism comprises a first conveying belt, a middle rotating table and a first linear driving mechanism which are all arranged on the machine table, wherein the middle rotating table and the first linear driving mechanism are respectively arranged on two sides of the output end of the first conveying belt, a first push rod is arranged on the output end of the first linear driving mechanism, and the first linear driving mechanism drives the first push rod to move towards the direction of the middle rotating table so as to push the brush on the first conveying belt to the middle rotating table.

According to some embodiments of the utility model, the lower end of the compression bar is one of bullet-shaped, inverted cone-shaped and inverted truncated cone-shaped.

According to some embodiments of the utility model, the outer wall of the upper end of the pressure bar is provided with a flange, the pressure bar is sleeved with an elastic reset piece, the upper end of the elastic reset piece is in abutting connection with the lower surface of the flange or the upper end of the pressure bar, the inner wall of the positioning sleeve is provided with a hole shoulder, and the lower end of the elastic reset piece is in abutting connection with the upper surface of the hole shoulder or the inner wall of the positioning sleeve.

According to some embodiments of the utility model, the rotary conveying disc comprises a first disc and a second disc which are coaxially connected up and down, the second disc is connected with a second rotary driving mechanism, and the limiting groove is formed in the first disc and the second disc.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The utility model is further described with reference to the accompanying drawings and examples, in which:

FIG. 1 is a schematic view of a base assembly device according to an embodiment of the present utility model;

FIG. 2 is an enlarged partial schematic view of FIG. 1A;

FIG. 3 is a schematic view of a ram assembly in a base assembly apparatus according to an embodiment of the present utility model;

reference numerals: the machine comprises a machine table 100, a rotary conveying disc 110, a limit groove 111, a base body feeding mechanism 200, a second conveying belt 210, a second linear driving mechanism 220, a second push rod 221, a gluing mechanism 300, a gluing head 310, a first rotary driving mechanism 320, a rotary disc 330, a support plate 340, a cantilever 341, a third lifting driving mechanism 350, a brush feeding mechanism 400, a first conveying belt 410, a middle rotary table 420, a first linear driving mechanism 430, a first push rod 431, an assembling mechanism 500, a pressure head assembly 510, a positioning sleeve 511, a second lifting driving mechanism 512, a pressure rod 513, a flange 514, an elastic reset piece 515, a linear moving mechanism 520 and a first lifting driving mechanism 530.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, plural means two or more. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

Referring to fig. 1, the utility model discloses a base assembly device, which comprises a machine 100 and an assembly mechanism 500, wherein a rotary conveying disc 110 is arranged on the machine 100, and a plurality of limiting grooves 111 for limiting a base body are arranged on the rotary conveying disc 110; referring to fig. 2 and 3, the assembly mechanism 500 includes a pressing head assembly 510 and a first lifting driving mechanism 530, the first lifting driving mechanism 530 is disposed on the machine 100, the pressing head assembly 510 includes a positioning sleeve 511, a second lifting driving mechanism 512 disposed on the positioning sleeve 511, and a pressing rod 513 connected to an output end of the second lifting driving mechanism 512, the positioning sleeve 511 is disposed on the output end of the first lifting driving mechanism 530, a lower end face of the positioning sleeve 511 may abut against a brush body, the pressing rod 513 penetrates through an inner cavity of the positioning sleeve 511, the pressing rod 513 is disposed above the rotary conveying disc 110, the pressing rod 513 may be opposite to the limiting groove 111, and a lower end of the pressing rod 513 may be inserted into a central hole of the brush and push the brush to move downward so as to press the brush onto a base body in the limiting groove 111.

Initially, the first lifting driving mechanism 530 drives the ram assembly 510 to rise, so that the ram assembly 510 is at a high position, the base body is placed in the limit groove 111, the brush is sleeved on the pressing rod 513, the rotary conveying disc 110 drives the base body to rotate below the pressing rod 513, when the base body, the brush and the pressing rod 513 are in the same straight line, the first lifting driving mechanism 530 drives the ram assembly 510 to fall to a low position, the brush is propped against the base body in the limit groove 111, the lower end face of the positioning sleeve 511 is propped against the body of the brush, then the second lifting driving mechanism 512 drives the pressing rod 513 to move downwards to press the brush against the base body, the butt joint of the base body and the brush is completed, then the second lifting driving mechanism 512 drives the pressing rod 513 to rise, and the lower end face of the positioning sleeve 511 is propped against the body of the brush, so that the pressing rod 513 is pulled out from the center hole of the brush, the base body and the brush are assembled, and then the ram assembly 510 is reset. The base assembly device replaces manual work to complete the assembly of the base body and the hairbrush, the efficiency is high, the accuracy of butt joint of the base body and the hairbrush is high, the workload of personnel can be reduced, and the labor cost is reduced.

Referring to fig. 1, the base assembly device further includes a base body feeding mechanism 200 and a glue spreading mechanism 300, the base body feeding mechanism 200 is disposed on the machine 100, and a discharge port of the base body feeding mechanism 200 is disposed above the rotary conveying disc 110 and can be opposite to the limit groove 111; the gluing mechanism 300 includes a gluing head 310, the gluing head 310 is disposed above the feeding mechanism 200 of the base body in a lifting manner, and the gluing head 310 is used for coating glue on the end of the base body. The base body feeding mechanism 200 is used for continuously feeding the rotary conveying disc 110 with the base body, the base body falls into the empty limiting groove 111, when the base body is located below the glue spreading head 310, the glue spreading head 310 descends to be close to the base body, and then the glue spreading head 310 coats the base body with glue, and the glue is used for adhering the base body with the hairbrush. After the glue head 310 coats the base body with glue, the glue head 310 is lifted to avoid the glue head 310 from interfering with the base body to be conveyed on the base body feeding mechanism 200.

The base assembly device further comprises a brush feeding mechanism 400, the brush feeding mechanism 400 is arranged on the machine 100, a discharge hole of the brush feeding mechanism 400 is arranged above the rotary conveying disc 110 and can be opposite to the limit groove 111, the brush feeding mechanism 400 is used for continuously feeding the rotary conveying disc 110 with a brush, and the brush falls on the base body.

The assembly mechanism 500 further comprises a linear moving mechanism 520, the linear moving mechanism 520 is arranged on the machine 100, the moving direction of the linear moving mechanism 520 is parallel to the horizontal connecting line direction of one of the limit grooves 111 on the rotary conveying disc 110 and the output end of the brush feeding mechanism 400, the output end of the linear moving mechanism 520 is connected with a first lifting driving mechanism 530, and the output end of the first lifting driving mechanism 530 faces downwards and is connected with the positioning sleeve 511. The linear moving mechanism 520 drives the first lifting driving mechanism 530 and the positioning sleeve 511 to move back and forth between any one of the limiting grooves 111 on the rotary conveying disc 110 and the output end of the brush feeding mechanism 400, that is, the linear moving mechanism 520 makes the ram assembly 510 move back and forth between any one of the limiting grooves 111 on the rotary conveying disc 110 and the output end of the brush feeding mechanism 400.

When the pressing rod 513 of the pressing head assembly 510 is located above the output end of the brush feeding mechanism 400, the pressing rod 513 can be lowered to be inserted into the center hole of the brush on the output end of the brush feeding mechanism 400, so that the brush is connected to the pressing rod 513 and moves along with the pressing rod 513, and when the linear moving mechanism 520 drives the pressing head assembly 510/the pressing rod 513 to be located above the limit groove 111 of the rotary conveying disc 110, and when the limit groove 111 is placed on the base body, the interface of the pressing rod 513 is used for assembling the carried brush on the base body.

The linear moving mechanism 520 comprises a vertical plate and two belt pulleys arranged on the vertical plate, the two belt pulleys are arranged at the same height, a belt is wound on the two belt pulleys, the conveying direction of the belt is in a horizontal direction, any belt pulley is connected with a third rotary driving mechanism, the horizontal section of the belt is connected with a first lifting driving mechanism 530, and the first lifting driving mechanism 530 is connected with the vertical plate through a second sliding mechanism arranged horizontally.

The brush feeding mechanism 400 comprises a first conveying belt 410, a middle rotating table 420 and a first linear driving mechanism 430 which are all arranged on the machine 100, wherein the first conveying belt 410 is used for conveying brushes, the middle rotating table 420 and the first linear driving mechanism 430 are respectively arranged on two sides of an output end of the first conveying belt 410, the first conveying belt 410 conveys the brushes to the output end of the first conveying belt 410, and the brushes, the middle rotating table 420 and the first linear driving mechanism 430 are arranged on the same linear. The output end of the first linear driving mechanism 430 is provided with a first push rod 431, the first linear driving mechanism 430 drives the first push rod 431 to move towards the direction of the transfer table 420, the first push rod 431 can push the brush on the output end of the first conveyer belt 410 onto the transfer table 420, and the transfer table 420 is used for temporarily storing a single brush, so that the single brush is convenient to be matched with the base body.

It will be appreciated that the brush is fed to the transfer table 420 and the linear movement mechanism 520 drives the ram assembly 510/plunger 513 to move over the transfer table 420, with the plunger 513 being inserted directly into the central bore of the brush on the transfer table 420. The middle rotary table 420 serves as a brush output end, so that the brush feeding mechanism 400 has a fixed output end, and the pressing rod 513 is conveniently and accurately inserted into the center hole of the brush.

The lower end of the pressing rod 513 is one of bullet-shaped, inverted cone-shaped and inverted truncated cone-shaped, so that the lower end of the pressing rod 513 can be conveniently inserted into the center hole of the brush, and the pressing rod 513 can also finish fine adjustment of the position of the brush.

The outer wall of the upper end of the pressure lever 513 is provided with a flange 514, the pressure lever 513 is sleeved with an elastic reset piece 515, the upper end of the elastic reset piece 515 is in butt joint with the lower surface of the flange 514 or the upper end of the pressure lever 513 is connected, the inner wall of the positioning sleeve 511 is provided with a hole shoulder, and the lower end of the elastic reset piece 515 is in butt joint with the upper surface of the hole shoulder or the inner wall of the positioning sleeve 511 is connected. In the process that the output end of the second lifting driving mechanism 512 drives the pressing rod 513 to move downwards, the elastic reset piece 515 is compressed to finish storing force, and when the output end of the second lifting driving mechanism 512 ascends, the pressing rod 513 ascends under the action of the elastic reset piece 515 to finish resetting. In this case, no fixed connection is required between the output end of the second lift driving mechanism 512 and the pressing rod 513, and the output end of the second lift driving mechanism 512 may be disposed downward and may abut against the upper end surface of the pressing rod 513. The elastic restoring member 515 may be a spring.

The base body feeding mechanism 200 comprises a second conveying belt 210 and a second linear driving mechanism 220 which are both arranged on the machine 100, wherein the output end of the second conveying belt 210 corresponds to the upper side of the rotary conveying disc 110, the second linear driving mechanism 220 is arranged on one side of the output end of the second conveying belt 210, the other side of the output end of the second conveying belt 210 corresponds to any limit groove 111 on the rotary conveying disc 110, a second push rod 221 is arranged on the output end of the second linear driving mechanism 220, and the second push rod 221 is driven by the second linear driving mechanism 220 to move towards the other side of the output end of the second conveying belt 210, so that a hairbrush on the second conveying belt 210 is pushed to the limit groove 111. The limiting groove 111, the output end of the second conveying belt 210 and the second linear driving mechanism 220 are on the same linear, and the second linear driving mechanism 220 can realize the function of conveying a single base body to the limiting groove 111 through the second push rod 221.

The gluing mechanism 300 comprises a supporting plate 340, a first rotary driving mechanism 320 and a rotary disk 330, wherein the supporting plate 340 is connected with the machine 100, a liftable cantilever 341 is arranged on the supporting plate 340, the rotary disk 330 is rotatably arranged on the cantilever 341, a limiting through hole is formed in an eccentric position of the rotary disk 330, a gluing head 310 is connected with a glue cylinder through a pipeline, and the gluing head 310 penetrates through the limiting through hole and is positioned above the base body feeding mechanism 200.

The cantilever 341 can lift and lower the rotating disc 330 and the glue spreading head 310, so that the glue spreading head 310 is close to the base body or far away from the base body, and the glue spreading head 310 can spread glue on the base body when being close to the base body.

The first rotary driving mechanism 320 is disposed on the cantilever 341, and an output end of the first rotary driving mechanism 320 is in transmission connection with the rotary disk 330, and since the glue spreading head 310 is located at an eccentric position of the rotary disk 330, the rotary disk 330 can make the glue spreading head 310 complete circular track movement, so that the base body can be coated with glue distributed annularly.

The support plate 340 is provided with a third lifting driving mechanism 350 and a first sliding mechanism which is vertically arranged, the output end of the third lifting driving mechanism 350 is connected with the cantilever 341, and the cantilever 341 is connected with the support plate 340 through the first sliding mechanism. The third lifting driving mechanism 350 drives the cantilever 341 to lift, that is, drives the glue head 310 to lift.

The rotary conveying disc 110 comprises a first disc and a second disc which are coaxially connected up and down, the second disc is connected with a second rotary driving mechanism, and the limiting groove 111 is formed in the first disc and the second disc. The first disc and the second disc can drive the base body to move at the same time, so that the stress of the base body is more balanced. The first disc and the second disc are provided with a space, and the first disc and the second disc respectively correspond to the upper end and the lower end of the base body.

The second lift drive mechanism 512, the first lift drive mechanism 530, the third lift drive mechanism 350, the first linear drive mechanism 430, and the second linear drive mechanism 220 may all be air cylinders or electric cylinders or screw pairs.

The first, second and third

rotary drive mechanisms

320, 320 may each be a motor.

The technical features of the above embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

Of course, the present utility model is not limited to the above-described embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the present utility model, and these equivalent modifications or substitutions are included in the scope of the present utility model as defined in the claims.

Claims

1. Base assembly device, its characterized in that includes:

the rotary conveying disc is provided with a plurality of limiting grooves for limiting the base body;

the assembling mechanism comprises a pressure head assembly and a first lifting driving mechanism, the first lifting driving mechanism is arranged on the machine table, the pressure head assembly comprises a positioning sleeve, a second lifting driving mechanism arranged on the positioning sleeve and a pressure rod connected with the output end of the second lifting driving mechanism, the positioning sleeve is arranged on the output end of the first lifting driving mechanism, the lower end face of the positioning sleeve can prop against the body of the brush, the pressure rod penetrates through the inner cavity of the positioning sleeve, the pressure rod is arranged above the rotary conveying disc, the pressure rod can be opposite to the limiting groove, and the lower end of the pressure rod can be inserted into the central hole of the brush and pushes the brush to move downwards so as to press the brush in the limiting groove on the base body.

2. The base assembly device of claim 1, further comprising:

the feeding mechanism of the base body is arranged on the machine table, and a discharge hole of the feeding mechanism of the base body is arranged above the rotary conveying disc and can be opposite to the limit groove;

the gluing mechanism comprises a gluing head which is arranged above the feeding mechanism of the base body in a lifting manner and is used for coating glue on the base body;

the hairbrush feeding mechanism is arranged on the machine table, and a discharge hole of the hairbrush feeding mechanism is arranged above the rotary conveying disc and can be opposite to the limit groove.

3. The base assembly device of claim 2, wherein: the base body feeding mechanism comprises a second conveying belt and a second linear driving mechanism which are arranged on the machine table, the output end of the second conveying belt corresponds to the upper portion of the rotary conveying disc, the second linear driving mechanism is arranged on one side of the output end of the second conveying belt, a second push rod is arranged on the output end of the second linear driving mechanism, and the second linear driving mechanism drives the second push rod to move towards the other side of the output end of the second conveying belt so as to push the hairbrush on the second conveying belt to the limit groove.

4. The base assembly device of claim 2, wherein: the gluing mechanism comprises a supporting plate, a first rotary driving mechanism and a rotary disc, wherein the supporting plate is connected with the machine table, a lifting cantilever is arranged on the supporting plate, the rotary disc is rotatably arranged on the cantilever, a limiting through hole is formed in the eccentric position of the rotary disc, a gluing head is connected with a rubber cylinder through a pipeline, the gluing head penetrates through the limiting through hole and is positioned above the base body feeding mechanism, the first rotary driving mechanism is arranged on the cantilever, and the output end of the first rotary driving mechanism is in transmission connection with the rotary disc.

5. The base assembly device of claim 4, wherein: the support plate is provided with a third lifting driving mechanism and a first sliding mechanism which is vertically arranged, the output end of the third lifting driving mechanism is connected with the cantilever, and the cantilever is connected with the support plate through the first sliding mechanism.

6. The base assembly device of claim 2, wherein: the assembly mechanism further comprises a linear moving mechanism, the linear moving mechanism is arranged on the machine table, the moving direction of the linear moving mechanism is parallel to the horizontal connecting line direction of one of the limiting grooves on the rotary conveying disc and the output end of the brush feeding mechanism, the output end of the linear moving mechanism is connected with the first lifting driving mechanism, and the output end of the first lifting driving mechanism faces downwards and is connected with the positioning sleeve.

7. The base assembly device of claim 6, wherein: the brush feeding mechanism comprises a first conveying belt, a middle rotary table and a first linear driving mechanism, wherein the first conveying belt, the middle rotary table and the first linear driving mechanism are arranged on the machine table, the middle rotary table and the first linear driving mechanism are respectively arranged on two sides of the output end of the first conveying belt, a first push rod is arranged on the output end of the first linear driving mechanism, and the first linear driving mechanism drives the first push rod to move towards the direction of the middle rotary table so as to push the brush on the first conveying belt to the middle rotary table.

8. The base assembly device of claim 1, wherein: the lower end head of the compression bar is one of bullet-shaped, inverted cone-shaped and inverted truncated cone-shaped.

9. The base assembly device of claim 1 or 8, wherein: the outer wall of the upper end of the compression bar is provided with a flange, an elastic reset piece is sleeved on the compression bar, the upper end of the elastic reset piece is in butt joint with the lower surface of the flange or is connected with the upper end of the compression bar, the inner wall of the positioning sleeve is provided with a hole shoulder, and the lower end of the elastic reset piece is in butt joint with the upper surface of the hole shoulder or is connected with the inner wall of the positioning sleeve.

10. The base assembly device of claim 1, wherein: the rotary conveying disc comprises a first disc and a second disc which are coaxially connected up and down, the second disc is connected with a second rotary driving mechanism, and the limiting groove is formed in the first disc and the second disc.