CN217413049U - Caster wheel assembly machine - Google Patents

Abstract

The utility model discloses a truckle assembly machine, include: the base is provided with a rivet assembling station, and the guide needle mounting device; the rivet mounting device is used for embedding the rivet into the workpiece; the conveying device is provided with at least one jig device, and the jig device is used for loading workpieces; the conveying device can drive the jig device to move to a rivet assembling station; and the brake pad transferring mechanism is used for moving the brake pad to a rivet assembling station. The mechanical assembly of the caster frame and the brake pad is realized, the traditional manual assembly mode depending on workers is abandoned, the labor intensity of the workers can be greatly reduced, the assembly efficiency of the caster frame and the brake pad can be greatly improved, and the production requirements of enterprises are met.

Description

Caster wheel assembly machine

Technical Field

The utility model relates to a truckle preparation field, especially a truckle assembly machine.

Background

At present, when an enterprise produces the caster with the brake pad, the brake pad and the caster frame are generally penetrated together by manually holding the rivet by a worker, and then the rivet is riveted, so that the brake pad and the caster frame are assembled and riveted. However, the production mode has high labor intensity of workers and low production and assembly efficiency, and cannot meet the production requirements of enterprises.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a truckle assembly machine can replace workman's assembly truckle frame and brake block, both can reduce workman intensity of labour, can reduce the manufacturing cost of enterprise widely moreover.

In order to solve the technical problem, the utility model discloses a following technical scheme:

according to some embodiments of the present invention, a caster assembly machine comprises: the rivet assembling device comprises a base, a guide needle mounting device and a rivet assembling mechanism, wherein the base is provided with a rivet assembling station, the guide needle mounting device is arranged on the base and is positioned on one side of the rivet assembling station, the guide needle mounting device comprises at least one guide needle, the guide needle is connected with a guide needle driving device arranged on the base, and the guide needle driving device can drive the guide needle to be inserted into a workpiece; the rivet mounting device is arranged on the base and positioned on the other side of the rivet assembling station, and is used for embedding a rivet into a workpiece; the conveying device is arranged on the base and provided with at least one jig device, and the jig device is used for loading workpieces; the conveying device can drive the jig device to move to the rivet assembling station; brake block moves and carries mechanism set up in the base, brake block moves and carries mechanism and is used for moving the brake block extremely rivet assembly station.

In some embodiments of the present invention, the guide pin has a conical portion for facilitating passage of a workpiece, the conical portion being disposed at an end of the guide pin remote from the guide pin driving device.

In some embodiments of the present invention, the rivet setting apparatus includes: the bracket is arranged on the base and positioned on one side of the rivet assembling station away from the guide needle mounting device, and at least one open slot is formed in the bracket; at least one thimble movably mounted in the open slot; thimble drive arrangement set up in the bracket or the base, thimble drive arrangement and all the thimble transmission is connected, wherein, thimble drive arrangement can drive the thimble along open slot horizontal migration is close to or keeps away from the rivet assembly station.

In some embodiments of the present invention, the rivet setting device further comprises: at least one rivet conveyer pipe, the rivet conveyer pipe set up correspondingly in the top of open slot, just the discharge gate slope of rivet conveyer pipe is downward and towards the open slot.

The utility model discloses an in some embodiments, conveyor be for set up in conveyer belt between direction needle installation device and the rivet installation device, all tool devices set up in the conveyer belt, the conveyer belt can drive all tool devices and remove in proper order extremely rivet assembly station.

In some embodiments of the present invention, the jig device includes: the jig comprises a jig base, a first magnetic suction device and a second magnetic suction device, wherein the surface of the jig base is provided with a mounting groove matched with a workpiece; the floating thimble is movably arranged on the bottom wall of the jig base and is positioned on one side of the first magnetic suction device, the floating thimble can vertically lift relative to the jig base, and the floating thimble is used for supporting a workpiece; the floating thimble elastic resetting mechanism is arranged on the jig base and is in transmission connection with all the floating thimbles, and the floating thimble elastic resetting mechanism can drive the floating thimbles to reset.

In some embodiments of the present invention, the brake pad transferring mechanism includes: the brake pad material groove is arranged on the base and used for placing a brake pad; the manipulator set up in the base, the manipulator is provided with the second magnetism device of inhaling that is used for absorbing the brake block.

In some embodiments of the present invention, the second magnetic attraction device comprises: the mounting seat is connected with the manipulator; the magnetic attraction component is arranged at the bottom of the mounting seat, and the mounting seat can adsorb the brake pad through magnetic attraction.

In some embodiments of the present invention, the second magnetic attraction device comprises two sets of magnetic attraction components, two sets of magnetic attraction components are arranged at intervals at the bottom of the mounting seat.

In some embodiments of the present invention, one set of the magnetic attraction assemblies is a floating magnetic attraction assembly, which comprises: the second connecting column is movably mounted at the bottom of the mounting seat and can move up and down along the vertical direction relative to the mounting seat; the second magnet is arranged at the bottom of the second connecting column; elastic drive mechanism, elastic drive mechanism one end with the second spliced pole butt, elastic drive mechanism's the other end with the mount pad butt, wherein, elastic drive mechanism can drive the second spliced pole is relative the mount pad removes and resets.

The utility model discloses the beneficial effect of truckle assembly machine of some embodiments:

by adopting the structure, the conveying device drives the jig device to drive the workpiece to move to the rivet assembling station, the brake pad transfer mechanism moves the brake pad to the rivet assembling station and assembles the rivet with the workpiece, the guide pin mounting device and the rivet mounting device are matched with each other to guide the rivet to penetrate the brake pad and the workpiece together, the mechanical assembling of the caster frame and the brake pad is realized, the traditional manual assembling mode depending on workers is abandoned, the labor intensity of the workers can be greatly reduced, meanwhile, the assembling efficiency of the caster frame and the brake pad can be greatly improved, and the production requirements of enterprises are met.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Fig. 1 is a schematic structural view of a caster assembly machine using some embodiments of the present invention;

fig. 2 is a schematic structural view of a jig device in the caster assembly machine shown in fig. 1;

FIG. 3 is a schematic structural view of the caster assembly machine shown in FIG. 1, in which a guide pin mounting device, a rivet mounting device, a brake pad transfer mechanism, and a jig device are cooperatively used to assemble rivets;

FIG. 4 is a schematic view showing the structure of a rivet setting device in the caster assembling machine shown in FIG. 1;

FIG. 5 is a schematic view showing another angle of the rivet setting device of the caster assembling machine shown in FIG. 1;

fig. 6 is a schematic structural view of a guide pin mounting device in the caster assembly machine shown in fig. 1;

FIG. 7 is a schematic structural view of a brake pad transfer mechanism in the caster assembly machine shown in FIG. 1;

FIG. 8 is a schematic side view showing a brake pad transfer mechanism in the caster assembly machine shown in FIG. 1;

fig. 9 is a schematic bottom structure view of the brake pad transfer mechanism in the caster assembly machine shown in fig. 1;

fig. 10 is a partial configuration view of a brake pad transfer mechanism in the caster assembly machine shown in fig. 1;

FIG. 11 is an enlarged schematic view at A of FIG. 8;

fig. 12 is an enlarged schematic view at B in fig. 9.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of meanings are one or more, a plurality of meanings are three or more, and the terms greater than, smaller than, exceeding, etc. are understood as excluding the number, and the terms greater than, lower than, within, etc. are understood as including the number. The description of first, second, etc. if any, is for the purpose of distinguishing between technical features and not intended to indicate or imply relative importance or implicitly indicate a number of indicated technical features or implicitly indicate a precedence relationship of indicated technical features.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1, 3 and 6, a caster assembling machine according to some embodiments of the present invention includes a base 100 having a substantially rectangular parallelepiped shape, a rivet assembling station 101 for assembling rivets is disposed on an upper surface of the base 100, a guide pin mounting device 200 mounted on the upper surface of the base 100 is disposed on one side of the rivet assembling station 101, the guide pin mounting device 200 includes two guide pins 210, the two guide pins 210 are connected to a guide pin driving device 220, the guide pin driving device 220 is mounted on the base 100, specifically, the guide pin driving device 220 is an air cylinder or a hydraulic cylinder mounted on the upper surface of the base 100, or the guide pin driving device 220 is an electric push rod mounted on the upper surface of the base 100, the air cylinder or the hydraulic cylinder or the electric push rod is in transmission connection with a first push plate 221, the first push plate 221 is simultaneously connected to the two guide pins 210, when the guide pin driving device 220 drives the first push plate 221 to move, the first pushing plate 221 can synchronously drive the two guide needles 210 to move. It should be noted that each guide needle 210 may also be individually connected to one guide needle driving device 220, and the number of the guide needle driving devices 220 is two, which may be determined according to actual needs.

The guide pin driving device 220 can drive the two guide pins 210 to be inserted into a workpiece, which is a caster in this embodiment. It should be noted that the number of the guide needles 210 may also be one or three or more, and may be determined according to actual needs.

Referring to fig. 1, 3 to 5, the base 100 is further provided with a rivet setting device 300, a conveying device and a brake pad transfer mechanism 500, the rivet setting device 300 is located at the other side of the rivet assembling station 101 away from the guide pin mounting device 200, and the rivet setting device 300 is used for embedding a rivet in a workpiece; specifically, the rivet setting device 300 and the guide pin setting device 200 are correspondingly disposed at two sides of the rivet assembling station 101, and the conveying device is provided with a plurality of jig devices 400 for loading workpieces, it is understood that the number of the jig devices 400 may be one or two or three or more, and may be specifically determined according to actual needs. The conveying device can drive the jig device 400 to move to the rivet assembling station 101, and the brake pad transferring mechanism 500 is used for moving the brake pad to the rivet assembling station 101.

During production, the caster frame 600 to be assembled is placed on the jig device 400, the conveying device drives the jig device 400 to convey the caster frame 600 to the rivet assembling station 101, and then the brake pad transferring mechanism 500 moves the brake pad 700 to the rivet assembling station 101 and assembles the brake pad with the caster frame 600; the guide pin driving device 220 drives the guide pin 210 to move to the rivet assembling station 101, and the guide pin 210 penetrates the caster frame 600 and the brake pad 700 together. Finally, the rivet setting device 300 drives the rivet 800 to move towards the rivet assembling station 101, during the moving process of the rivet 800, the rivet 800 is firstly abutted against the guide pin 210, then the rivet 800 continuously pushes the guide pin 210 to move along the direction away from the rivet assembling station 101, so that the rivet 800 smoothly penetrates the caster frame 600 and the brake pad 700 together, and the assembly of the caster frame 600, the brake pad 700 and the rivet 800 is realized, so that the rivet 800 can be riveted subsequently. The mechanical assembly of the caster frame 600 and the brake pad 700 is realized, the traditional manual assembly mode depending on workers is abandoned, the labor intensity of the workers can be greatly reduced, the assembly efficiency of the caster frame 600 and the brake pad 700 can be greatly improved, and the production requirements of enterprises are met.

Referring to fig. 3 and 6, in order to make the guide pin 210 better fit the workpiece together, in some embodiments of the present invention, the guide pin 210 has a conical portion 211 for facilitating the penetration of the workpiece, and the conical portion 211 is disposed at an end of the guide pin 210 away from the guide pin driving unit 220. By adopting the structure, in the process that the guide needle driving device 220 drives the guide needle 210 to move towards the rivet assembling station 101, the conical part 211 of the guide needle 210 is firstly contacted with the caster frame 600 and the brake pad 700, so that the conical part 211 is better inserted into the caster frame 600 and the brake pad 700, and the guide needle 210 can smoothly penetrate the caster frame 600 and the brake pad 700 together.

In order to simplify the caster assembling machine, in some embodiments of the present invention, referring to fig. 3 to 5, the rivet installing apparatus 300 includes a bracket 310 installed on the base 100, the bracket 310 is located at a side of the rivet assembling station 101 away from the guide pin installing apparatus 200, the bracket 310 defines two open slots 311, the two open slots 311 are spaced apart, each open slot 311 movably installs a thimble 320 therein, the two thimbles 320 are drivingly connected to a thimble driving apparatus 330, the thimble driving apparatus 330 is installed on the bracket 310 or the base 100, in this embodiment, the needle driving device 330 is a pneumatic cylinder, a hydraulic cylinder or an electric push rod, the pneumatic cylinder, the hydraulic cylinder or the electric push rod is connected to the second connecting plate 331, therefore, when the pin driving device 330 pushes the second connecting plate 331 to move, the second connecting plate 331 can simultaneously push the two pins 320 to horizontally move along the opening slots 311 to approach or separate from the rivet assembling station 101. It can be understood that each thimble 320 may also be provided with a cylinder or a hydraulic cylinder or an electric push rod, which may be determined according to actual needs. It should be noted that the number of the thimbles 320 may also be set to be one, three or more, and may be determined according to actual needs.

In order to facilitate conveying the rivets 800 to the rivet setting device 300, in some embodiments of the present invention, the rivet setting device 300 further includes two rivet conveying pipes 340, the rivet conveying pipes 340 are correspondingly disposed above the open slots 311, and the discharge ports of the rivet conveying pipes 340 are inclined downward and toward the open slots 311. The rivet delivery pipe 340 can be connected to an external vibration loading tray (not shown). When it is desired to place a rivet 800 in the opening slot 311, the pin driving device 330 drives the two pins 320 to move in a direction away from the rivet assembling station 101, so that the opening slot 311 is left with a position for placing the rivet 800. The vibration feeding tray drives the rivet 800 to move towards the rivet conveying pipe 340, at this time, the rivet 800 can slide along the rivet conveying pipe 340 and fall into the opening slot 311, so that the automatic placement of the rivet 800 is realized, then the thimble driving device 330 pushes the second connecting plate 331 to drive the two thimbles 320 to move towards the rivet assembling station 101, so that the thimbles 320 can push the rivet 800 in the corresponding opening slot 311 to synchronously move towards the rivet assembling station 101, and the rivet 800 can penetrate the caster frame 600 and the brake pad 700 which are positioned at the rivet assembling station 101 together. It should be noted that the number of the rivet conveying pipes 340 may also be one or more, and may be determined according to the needs.

In order to simplify the structure of the caster assembly machine, in some embodiments of the present invention, the conveying device is a conveying belt 110 disposed between the guide pin mounting device 200 and the rivet mounting device 300, all the jig devices 400 are sequentially disposed on the conveying belt 110 at intervals, and when the conveying belt 110 moves, the conveying belt 110 can drive the jig devices 400 to sequentially move to the rivet assembly station 101. It is understood that the conveying device may also adopt other structures, for example, the conveying device includes an air cylinder or a hydraulic cylinder disposed on the surface of the base 100, the air cylinder or the hydraulic cylinder is in transmission connection with the jig device 400, the air cylinder or the hydraulic cylinder and the jig device 400 can drive the jig device 400 to move to the rivet assembling station 101, or the air cylinder or the hydraulic cylinder and the jig device 400 can drive the jig device 400 to move away from the rivet assembling station 101, which may be determined according to actual requirements.

Referring to fig. 1 and 2, in order to make jig device 400 better place truckle frame 600 the utility model discloses an in some embodiments, jig device 400 includes jig base 410, jig base 410 mountable in conveyer belt 110, the mounting groove 411 with truckle frame 600 looks adaptation is seted up on jig base 410's surface, the diapire of mounting groove 411 is provided with first magnetism and inhales device 420, first magnetism is inhaled device 420 and is passed through magnetic attraction and can adsorb the work piece, specifically, first magnetism is inhaled device 420 and can be the permanent magnet, can understand, first magnetism is inhaled device 420 and can also be the electro-magnet that the circular telegram can magnetic attraction. By adopting the above structure, when the caster frame 600 is placed in the mounting groove 411, the first magnetic attraction device 420 attracts the caster frame 600 through the magnetic attraction force, thereby effectively preventing the caster frame 600 from shifting during the movement of the jig device 400 or preventing the caster frame 600 from shifting during the assembly process. At least one floating thimble 430 is disposed on the bottom wall of the fixture base 410, in this embodiment, the number of the floating thimbles 430 is two, the two floating thimbles 430 are located at one side of the first magnetic attraction device 420, the floating thimbles 430 can be lifted up and down relative to the fixture base 410, and the floating thimbles 430 are used for supporting a workpiece. When the wheel stand 600 is placed in the mounting groove 411, the floating thimble 430 may contact with the lower surface of the wheel stand 600 and support the wheel stand 600. The fixture base 410 is further provided with a floating thimble elastic resetting mechanism (not shown in the figure), the floating thimble elastic resetting mechanism is in transmission connection with all the floating thimbles 430, and the floating thimble elastic resetting mechanism can drive the floating thimbles 430 to reset. Specifically, the floating thimble elastic reset mechanism includes two compression springs installed on the jig base 410, the two compression springs are sleeved on the peripheries of the two floating thimbles 430 in a one-to-one correspondence manner, one end of each compression spring is abutted to the jig base 410, and the other end of each compression spring is abutted to the floating thimble 430. The compression spring may drive the floating needle 430 to return. It can be understood that the floating thimble elastic reset mechanism may also adopt other structures, for example, the floating thimble elastic reset mechanism includes a compression spring and a backing plate (not shown in the figure), the compression spring is installed on the jig base 410, the upper end of the compression spring is connected with the backing plate, and the two floating thimbles 430 are installed on the upper surface of the backing plate. By adopting the above structure, the compression spring can drive the two floating thimbles 430 to reset. The concrete can be determined according to actual needs.

By adopting the above structure, the caster frame 600 is placed in the mounting groove 411, and the first magnetic attraction device 420 can attract the caster frame 600, so as to effectively prevent the caster frame 600 from shifting in the moving process or the assembling process, thereby facilitating the assembling of the caster frame 600; and the jig device 400 is provided with the floating thimble 430 supporting the caster frame 600, so that the caster frame 600 can move up and down in the process of assembling the rivet 800 on the caster frame 600, the rivet mounting hole of the caster frame 600 can be aligned with the rivet mounting hole of the brake pad 700, the rivet 800 can conveniently penetrate through the caster frame 600 and the brake pad 700 and connect the two together, and the structure is simpler and more convenient.

Referring to fig. 3, 7 to 12, move the structure of carrying mechanism 500 in order to simplify the brake block in some embodiments of the present invention, the brake block moves carries mechanism 500 to include a brake block silo 510 and a manipulator 520, and brake block silo 510 sets up in base 100 and is located one side of rivet assembly station 101, and brake block silo 510 is used for placing brake block 700, and manipulator 520 sets up in base 100, and manipulator 520 is provided with the second magnetism device that is used for absorbing brake block 700. In the present embodiment, the robot 520 is a two-axis robot, and it is understood that the robot 520 is a three-axis robot, a four-axis robot, or a five-axis robot, which may be determined according to actual needs. Since a two-axis robot, a three-axis robot, a four-axis robot, or a five-axis robot is well known in the art, it is not described herein.

In this embodiment, the second magnetism is inhaled the device and is included a mount pad 530, and mount pad 530 is connected with the transmission of manipulator 520, and the bottom of mount pad 530 is provided with two sets of magnetism and inhales the subassembly, and mount pad 530 can adsorb the brake block through magnetism power of inhaling, and two sets of magnetism inhale the subassembly and set up in the bottom of mount pad 530 at interval. It should be noted that the number of the magnetic assemblies may be one or three or more, and the number may be determined according to actual needs.

In this embodiment, the magnetic attraction component includes a first connection post 531 mounted at the bottom of the mounting base 530, a first magnet 532 is disposed at the bottom of the first connection post 531, when the first magnet 532 is close to or in contact with the brake pad 700, the brake pad 700 can be attracted by the first magnet 532, so that the manipulator 520 drives the second magnetic attraction device to move, i.e., the brake pad 700 placed in the brake pad trough 510 can be attracted, and then the brake pad 700 is moved to the rivet assembling station 101, at this time, the brake pad 700 can be assembled with the caster frame 600 located at the rivet assembling station 101.

It should be noted that the first connecting column 531 and the first magnet 532 may be an integrated structure, in which case the first connecting column 531 and the first magnet 532 are both magnets, and if the first connecting column 531 and the first magnet 532 are two independent components, the first connecting column 531 may be an iron column or a steel column, and the first magnet 532 is installed at the bottom of the iron column or the steel column.

Referring to fig. 10 and 11, in some embodiments of the present invention, one set of magnetic attraction components is a floating magnetic attraction component, the floating magnetic attraction component includes two second connection posts 540 disposed at intervals, the two second connection posts 540 are movably mounted at the bottom of the mounting seat 530, and the second connection posts 540 can move up and down along the vertical direction relative to the mounting seat 530, specifically, a through hole is formed in the mounting seat 530, the second connection posts 540 are slidably mounted in the through hole, and the second connection posts 540 can move up and down along the through hole, and a second magnet 541 is disposed at the bottom of the second connection posts 540; in the present embodiment, the second magnet 541 and the second connecting post 540 are two different components, and specifically, the second connecting post 540 is a metal connecting post. It can be understood that the second connecting column 540 and the second magnet 541 may be an integral structure, and at this time, the second connecting column 540 and the second magnet 541 are a permanent magnet rod. The bottom of the mounting seat 530 is further provided with an elastic driving mechanism 542, one end of the elastic driving mechanism 542 is abutted to the second connecting column 540, the other end of the elastic driving mechanism 542 is abutted to the mounting seat 530, and the elastic driving mechanism 542 can drive the second connecting column 540 to move and reset relative to the mounting seat 530. In the present embodiment, the elastic driving mechanism 542 is a compression spring sleeved on the outer peripheral wall of the second connecting column 540, and it is understood that the elastic driving mechanism 542 can also be a silicone sleeve or a rubber sleeve with elasticity.

Through adopting foretell for the subassembly both can adsorb brake block 700 is inhaled to unsteady magnetism, and brake block 700 still floats about relative mount pad 530 moreover, and the device is inhaled to follow-up second magnetism of being convenient for extrudes the plastic to brake block 700.

The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims (10)

1. A caster assembly machine, comprising:

a base (100) provided with a rivet assembly station (101),

the guide pin mounting device (200) is arranged on the base (100) and located on one side of the rivet assembling station (101), the guide pin mounting device (200) comprises at least one guide pin (210), the guide pin (210) is connected with a guide pin driving device (220) arranged on the base (100), and the guide pin driving device (220) can drive the guide pin (210) to be inserted into a workpiece;

the rivet mounting device (300) is arranged on the base (100) and located on the other side of the rivet assembling station (101), and the rivet mounting device (300) is used for embedding a rivet into a workpiece;

the conveying device is arranged on the base (100) and provided with at least one jig device (400), and the jig device (400) is used for loading workpieces; the conveying device can drive the jig device (400) to move to the rivet assembling station (101);

the brake block moves and carries mechanism (500), set up in base (100), brake block moves and carries mechanism (500) and is used for moving the brake block to rivet assembly station (101).

2. The caster assembly machine as claimed in claim 1,

the guide needle (210) is provided with a conical part (211) which is convenient to penetrate through a workpiece, and the conical part (211) is arranged at one end of the guide needle (210) far away from the guide needle driving device (220).

3. The caster assembly machine as claimed in claim 1,

the rivet setting device (300) includes:

the bracket (310) is arranged on the base (100) and is positioned on one side, away from the guide pin mounting device (200), of the rivet assembling station (101), and the bracket (310) is provided with at least one open slot (311);

at least one thimble (320) movably mounted in the open slot (311);

a thimble driving device (330) disposed on the bracket (310) or the base (100), wherein the thimble driving device (330) is in transmission connection with all the thimbles (320),

the thimble driving device (330) can drive the thimble (320) to horizontally move close to or far away from the rivet assembling station (101) along the open slot (311).

4. A caster assembly machine as claimed in claim 3,

the rivet setting device (300) further includes:

the rivet conveying pipe (340) is correspondingly arranged above the open groove (311), and a discharge hole of the rivet conveying pipe (340) is inclined downwards and faces the open groove (311).

5. A caster assembly machine as claimed in claim 3,

the conveying device is a conveying belt arranged between the guide pin mounting device (200) and the rivet mounting device (300), all the jig devices (400) are arranged on the conveying belt,

the conveying belt can drive all the jig devices (400) to move to the rivet assembling station (101) in sequence.

6. A caster assembly machine as claimed in any one of claims 1 to 5,

the jig device (400) includes:

a jig base (410), wherein the surface of the jig base (410) is provided with a mounting groove (411) matched with a workpiece,

the first magnetic suction device (420) is arranged on the bottom wall of the mounting groove (411), and the first magnetic suction device (420) can suck workpieces through magnetic suction force;

the floating thimble (430) is movably arranged on the bottom wall of the jig base (410) and positioned on one side of the first magnetic suction device (420), the floating thimble (430) can lift up and down relative to the jig base (410), and the floating thimble (430) is used for supporting a workpiece;

the floating thimble elastic resetting mechanism is arranged on the jig base (410), is in transmission connection with all the floating thimbles (430), and can drive the floating thimbles (430) to reset.

7. The caster assembly machine as claimed in claim 1,

the brake pad transfer mechanism (500) comprises:

the brake block trough (510) is arranged on the base (100), and the brake block trough (510) is used for placing a brake block;

the manipulator (520) is arranged on the base (100), and the manipulator (520) is provided with a second magnetic suction device for sucking the brake pad.

8. The caster assembly machine as claimed in claim 7,

the second magnetic attraction device comprises:

a mounting seat (530), wherein the mounting seat (530) is connected with the mechanical arm (520);

the subassembly is inhaled to at least a set of magnetism, magnetism inhale the subassembly set up in the bottom of mount pad (530), mount pad (530) can be through the magnetic attraction absorption brake block.

9. The caster assembly machine as claimed in claim 8,

the second magnetic attraction device comprises two magnetic attraction components which are arranged at the bottom of the mounting seat (530) at intervals.

10. The caster assembly machine as claimed in claim 9,

wherein a set of magnetism is inhaled the subassembly and is inhaled the subassembly for floating magnetism, the group is inhaled to floating magnetism includes:

the second connecting column (540) is movably mounted at the bottom of the mounting base (530), and the second connecting column (540) can move up and down along the vertical direction relative to the mounting base (530) to lift;

the second magnet (541) is arranged at the bottom of the second connecting column (540);

one end of the elastic driving mechanism is abutted with the second connecting column (540), the other end of the elastic driving mechanism is abutted with the mounting seat (530),

wherein, the elastic driving mechanism can drive the second connecting column (540) to move and reset relative to the mounting seat (530).

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