Automatic feeding and press-fitting device for shaft and plastic-coated support of automobile side plate assembly line

Abstract

The utility model discloses an automatic shaft and plastic-coated support feeding and press-fitting device of an automobile side plate assembly line. The automatic shaft and plastic-coated support feeding and press-fitting device comprises a working rack, a shaft feeding assembly and a shaft feeding track, wherein the shaft feeding assembly conveys a plurality of shafts to the shaft feeding track of the shaft feeding assembly through a vibration disc; the press-fitting and grabbing assembly is provided with a set of press-fitting pressing and holding structures and two sets of press-fitting air cylinders arranged at the bottom of the plastic-coated support feeding assembly. The press-fitting and grabbing assembly is provided with a set of grabbing structures, and the grabbing structures take out the press-fitted workpieces through grabbing suction cups located above the two sets of plastic-coated support feeding assemblies correspondingly and transfer the workpieces to the next station. According to the automatic feeding and press-fitting device, the labor cost caused by workpiece transferring is reduced, the automation degree is high, the production takt can be accelerated through double press-fitting stations, and the production efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile side panel production and assembly, in particular to an automatic feeding and pressing device for shafts and plastic-coated brackets used in an automobile side panel assembly production line. Background Art

[0002] During the automobile side panel assembly process, the shaft and the plastic-coated bracket are generally transported by a loading mechanism, and after the shaft and the plastic-coated bracket are transported to the same station, the shaft is pressed into the corresponding shaft hole of the plastic-coated bracket using a cylinder, and then the pressed-fit plastic-coated bracket workpiece is transferred to the next station. In the prior art, the press-fitting station and the transfer station are generally set up independently, so transfer equipment or even manual transfer of parts and components to the corresponding station is required, which is time-consuming and labor-intensive. At present, most press-fitting stations are single-cylinder press-fitting structures, which can only press-fit one plastic-coated bracket at a time, and automatic loading cannot be achieved. Therefore, the production line of the prior art cannot meet the requirements of the current production plant in terms of production cost or production efficiency.

[0003] Therefore, based on the above technical problems, technicians in this field urgently need to develop an automatic feeding and pressing device for shafts and plastic-coated brackets used in an automobile side panel assembly production line. Utility Model Content

[0004] The purpose of the utility model is to provide an automatic feeding and pressing device for shafts and plastic-coated brackets used in an automobile side panel assembly production line, which realizes automatic feeding and unloading of shafts and plastic-coated brackets, utilizes double pressing stations to improve production efficiency, speed up production rhythm, and save labor costs.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] The utility model discloses an automatic feeding and pressing device for axles and plastic-coated brackets of an automobile side panel assembly production line. The automatic feeding and pressing device is integrated into the line body of the production line. The automatic feeding and pressing device comprises:

[0007] A workbench integrated in the lower part of the line body, the upper surface of the workbench is a workbench panel;

[0008] A shaft loading assembly is located at one side of the workbench, and the shaft loading assembly transports multiple shafts to the shaft loading track of the shaft loading assembly through a vibrating plate;

[0009] A plastic-coated bracket feeding assembly located on both sides of the shaft feeding track and symmetrically distributed, and a plurality of plastic-coated brackets are stacked on the plastic-coated bracket feeding assembly in a vertical direction; and

[0010] A press-fitting and grabbing assembly, wherein the press-fitting and grabbing assembly comprises a set of press-fitting and holding structures and two sets of press-fitting cylinders respectively arranged at the bottom of the plastic-coated bracket feeding assembly;

[0011] The press-fitting and grabbing assembly has a group of grabbing structures, and the grabbing structures take out the press-fitted workpiece and transfer it to the next station through grabbing suction cups respectively located above the two groups of plastic-coated bracket feeding assemblies.

[0012] Furthermore, the workbench is configured as a frame structure formed by welding 60mm*60mm square tubes;

[0013] The lower ends of the four legs of the workbench are provided with footings;

[0014] The shaft loading assembly comprises:

[0015] a vibrating plate support; and

[0016] A vibrating plate is placed on the vibrating plate support.

[0017] Furthermore, the shaft feeding track includes:

[0018] A shaft extending in a first direction feeds a first track; and

[0019] Two shaft feeding second tracks extending along a second direction and connected to the shaft feeding first tracks;

[0020] The first direction is perpendicular to the second direction;

[0021] The first shaft feeding track is provided with a feeding cylinder at one end close to the vibration plate, and the multiple shafts located on the first shaft feeding track are sequentially transported to the connection between the first shaft feeding track and the second shaft feeding track through the feeding cylinder.

[0022] Furthermore, the shaft feeding assembly has a material shifting structure on a side away from the vibration plate;

[0023] The material shifting structure comprises:

[0024] A material-shifting cylinder located on one side, and a material-shifting sliding block connected to the material-shifting cylinder;

[0025] The material-shifting cylinder drives the material-shifting slider to reciprocate along the second direction, and one end of the material-shifting slider extends to the upper part of the second shaft-loading track and shifts the shaft into the second shaft-loading tracks on both sides in sequence.

[0026] Furthermore, the plastic-coated bracket feeding assembly includes:

[0027] A plastic-coated bracket loading rack, wherein a plurality of the plastic-coated brackets are vertically stacked in the plastic-coated bracket loading rack;

[0028] A workpiece pressing plate located below the plastic-coated bracket loading rack and capable of sliding in a horizontal direction; and

[0029] A movable cylinder located below the plastic-coated support feeding assembly and connected to the workpiece pressing plate to drive the workpiece pressing plate to move;

[0030] The workpiece pressing plate has a groove for accommodating the plastic-coated bracket;

[0031] The second shaft feeding track extends to just below the workpiece pressing plate, and the shaft in the second shaft feeding track is transported to just below the shaft hole of the plastic-coated bracket in the groove.

[0032] Furthermore, the press-fit and grab assembly comprises:

[0033] A press-fit and grab bracket fixed to the platform panel and spanning the line body;

[0034] A moving assembly arranged along the first direction, wherein the moving assembly drives the press-fitting and holding structure and the grabbing structure at the front end of the press-fitting and grabbing bracket to move along the first direction through a cylinder;

[0035] The press-fitting and holding structure and the grabbing structure are both integrated on an integrated board;

[0036] The press-fitting and holding structure comprises:

[0037] A holding cylinder is assembled and fixed at both ends of the integrated board in the length direction; and

[0038] A holding end located at the output end of the holding cylinder, the holding end being located just above the axial hole of the plastic-coated bracket;

[0039] The press-fitting cylinder is located directly below the axial hole of the plastic-coated bracket, and the cylinder rod of the press-fitting cylinder and the holding end of the holding cylinder act together on the shaft in the axial hole and press the shaft into the axial hole of the plastic-coated bracket.

[0040] Furthermore, the grabbing structure includes:

[0041] Two sets of vacuum suction cup structures integrated into the integrated board; and

[0042] A vacuum suction cup driving cylinder for driving the vacuum suction cup structure to move in a vertical direction;

[0043] Each group of the vacuum suction cup structures includes at least two vacuum suction cups, and each group of the vacuum suction cup structures cooperates with the plastic-coated bracket in the groove of the workpiece pressing plate on the corresponding side, and absorbs the plastic-coated bracket of the pressed shaft and transports it out of the equipment.

[0044] In the above technical solution, the utility model provides an automatic feeding and pressing device for axles and plastic-coated brackets of a vehicle side panel assembly production line, which has the following beneficial effects:

[0045] The automatic loading and pressing device of the utility model realizes the sequential loading and conveying of multiple shafts through a vibration plate and a shaft loading assembly, utilizes a plastic-coated bracket loading assembly to load the plastic-coated bracket, and presses the shaft into the plastic-coated bracket under the action of a pressing cylinder and a pressing holding structure, and then takes it out and transports it through a grasping structure. The whole device is integrated at a designated workstation of the line body of the production line, which reduces the labor cost caused by transporting workpieces, has a high degree of automation, and the double pressing stations can speed up the production rhythm and improve production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0046] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. It is obvious that the drawings described below are only some embodiments recorded in the present utility model. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0047] Figure 1 The structure diagram of the automatic feeding and pressing device for the shaft and plastic-coated bracket of the automobile side panel assembly production line disclosed in the embodiment of the utility model is shown in FIG. Figure 1 ;

[0048] Figure 2 The utility model discloses a structural schematic diagram of an automatic feeding and pressing device for a shaft and a plastic-coated bracket of an automobile side panel assembly production line. Figure 2 ;

[0049] Figure 3 It is a structural schematic diagram of a shaft feeding assembly of a shaft and a plastic-coated bracket automatic feeding and pressing device of an automobile side panel assembly production line disclosed in an embodiment of the utility model;

[0050] Figure 4 It is a structural schematic diagram of a plastic-coated bracket feeding assembly of a shaft and a plastic-coated bracket automatic feeding and pressing device of an automobile side panel assembly production line disclosed in an embodiment of the utility model;

[0051] Figure 5 It is a side view of a plastic-coated bracket feeding assembly of a shaft and a plastic-coated bracket automatic feeding and pressing device of an automobile side panel assembly production line disclosed in an embodiment of the utility model;

[0052] Figure 6 It is a side view of the pressing and grabbing components of the automatic feeding and pressing device for the shaft and the plastic-coated bracket of the automobile side panel assembly production line disclosed in the embodiment of the utility model;

[0053] Figure 7 The present invention is a schematic structural diagram of a press-fitting and holding structure and a grabbing structure of an automatic feeding and pressing device for a shaft and a plastic-coated bracket of an automobile side panel assembly production line disclosed in an embodiment of the present utility model.

[0054] Description of reference numerals:

[0055] 1. Workbench; 2. Vibration plate; 3. Wire body; 4. Press-fit and grab assembly; 5. Plastic-coated bracket loading assembly; 6. Shaft loading assembly; 7. Shaft; 8. Plastic-coated bracket;

[0056] 101. Platform panel; 102. Footing;

[0057] 201, vibration plate bracket;

[0058] 401, press-fit and grab bracket; 402, press-fit cylinder; 403, moving assembly; 404, integrated board; 405, press-holding cylinder; 406, press-holding end; 407, vacuum suction cup;

[0059] 501, plastic-coated bracket loading rack; 502, workpiece pressing plate; 503, groove; 504, moving cylinder;

[0060] 601, the first track for shaft feeding; 602, the second track for shaft feeding; 603, the feeding cylinder; 604, the material shifting cylinder; 605, the material shifting slider. DETAILED DESCRIPTION

[0061] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0062] See also Figures 1 to 7 As shown;

[0063] The present embodiment is an automatic feeding and pressing device for the shaft and the plastic-coated bracket of the automobile side panel assembly production line, the automatic feeding and pressing device is integrated into the line body 3 of the production line, and the automatic feeding and pressing device includes:

[0064] A workbench 1 integrated at the lower part of the line body 3, the upper surface of the workbench 1 is a workbench panel 101;

[0065] A shaft loading assembly 6 is located on one side of the workbench 1, and the shaft loading assembly 6 transports a plurality of shafts 7 to a shaft loading track of the shaft loading assembly 6 through the vibration plate 2;

[0066] A plastic-coated bracket feeding assembly 5 is symmetrically distributed on both sides of the shaft feeding track, and a plurality of plastic-coated brackets 8 are stacked on the plastic-coated bracket feeding assembly 5 in a vertical direction; and

[0067] The press-fitting and grabbing assembly 4 comprises a set of press-fitting and holding structures and two sets of press-fitting cylinders 402 respectively arranged at the bottom of the plastic-coated bracket feeding assembly 5;

[0068] The press-fitting and grabbing assembly 4 has a set of grabbing structures, which take out the press-fitted workpiece and transfer it to the next station through grabbing suction cups respectively located above the two sets of plastic-coated bracket feeding assemblies 5.

[0069] Specifically, this embodiment discloses an automatic feeding and pressing device for shafts and plastic-coated brackets suitable for the vehicle side panel assembly production line of a production workshop; it is mainly divided into two processes: feeding and unloading of shafts 7 and plastic-coated brackets 8, and pressing of shafts 7 and plastic-coated brackets 8. The device of this embodiment is integrated at a designated workstation of the line body through a workbench 1, and a vibration plate 2 is integrated on one side of the workbench 1. A lot of shafts 7 are placed in the vibration plate 2, and under the vibration of the vibration plate 2, the shafts 7 are sequentially transported to the shaft feeding track of the shaft feeding assembly 6 by using the step surface in the vibration plate 2, and under the conveying action of the shaft feeding track, multiple shafts 7 are sequentially transported to the plastic-coated bracket feeding assembly 5 on both sides, and finally, under the action of the pressing and grabbing assembly 4, the pressing operation of the shaft 7 and the plastic-coated bracket 8 and the unloading operation after pressing are completed.

[0070] Preferably, the workbench 1 of this embodiment is configured as a frame structure formed by welding 60mm*60mm square tubes;

[0071] The lower ends of the four legs of the workbench frame 1 are provided with footings 102;

[0072] The shaft loading assembly 6 comprises:

[0073] Vibrating plate support 201; and

[0074] The vibration plate 2 is placed on the vibration plate bracket 201 .

[0075] Firstly, according to the size of the line body and the requirements for equipment integration, square tubes are welded to form the workbench 1 of this embodiment, and a platform panel 101 is laid on the upper part; and the workbench 101 is supported on the ground by feet 102.

[0076] Preferably, the shaft feeding track of this embodiment includes:

[0077] A shaft feeding first track 601 extending in a first direction; and

[0078] Two shaft feeding second tracks 602 extending along the second direction and connected to the shaft feeding first tracks 601;

[0079] The first direction is perpendicular to the second direction;

[0080] The first shaft feeding track 601 has a feeding cylinder 603 at one end close to the vibration plate 2 , and the multiple shafts 7 located on the first shaft feeding track 601 are sequentially transported to the connection between the first shaft feeding track 601 and the second shaft feeding track 602 through the feeding cylinder 603 .

[0081] Among them, the shaft feeding assembly 6 of this embodiment has a material-pickling structure on the side away from the vibration plate 2;

[0082] The material selection structure includes:

[0083] A material shifting cylinder 604 located on one side, and a material shifting slider 605 connected to the material shifting cylinder 604;

[0084] The material-moving cylinder 604 drives the material-moving slider 605 to reciprocate along the second direction, and one end of the material-moving slider 605 extends to the upper part of the second shaft-loading track 602 and moves the shaft 7 into the second shaft-loading track 602 on both sides in turn.

[0085] The present embodiment further defines the specific structure of the shaft loading assembly 6, which includes a shaft loading track and a material shifting structure; wherein, in order to adapt to the symmetrical plastic-coated bracket loading assembly 5 on both sides, the shaft loading track of the present embodiment is divided into a first shaft loading track 601 and two second shaft loading tracks 602; wherein, the first shaft loading track 601 is connected to the output end of the vibration disk 2 to receive multiple shafts 7, and with the driving and conveying of the feeding cylinder 603, the shafts 7 will be transported sequentially to the intersection of the first shaft loading track 601 and the two second shaft loading tracks 602. In order to sequentially convey the shaft 7 to the second shaft feeding track 602, the present embodiment has a material shifting structure designed in the present embodiment. The material shifting structure drives the material shifting slider 605 to reciprocate along the corresponding track through the material shifting cylinder 604, and the material shifting slider 605 partially extends to the top of the second shaft feeding track 602. With the drive of the material shifting cylinder 604, the material shifting slider 605 reciprocates and shifts the shaft 7 to the second shaft feeding track 602 on both sides in turn, and is transported to the bottom of the corresponding position of the plastic-coated bracket feeding assembly 5 through the second shaft feeding track 602, providing conditions for the subsequent press-fitting with the plastic-coated bracket 8.

[0086] Preferably, the plastic-coated bracket feeding assembly 5 of this embodiment includes:

[0087] A plastic-coated bracket loading rack 501, in which a plurality of plastic-coated brackets 8 are vertically stacked;

[0088] A workpiece pressing plate 502 located below the plastic-coated support loading rack 501 and capable of sliding in a horizontal direction; and

[0089] A moving cylinder 504 located below the plastic-coated support loading assembly 5 and connected to the workpiece pressing plate 502 to drive the workpiece pressing plate 502 to move;

[0090] The workpiece pressing plate 502 has a groove 503 for accommodating the plastic-coated bracket 8;

[0091] The second shaft feeding track 602 extends to directly below the workpiece pressing plate 502 , and the shaft 7 in the second shaft feeding track 602 is transported to directly below the shaft hole of the overmolded bracket 8 in the groove 503 .

[0092] Secondly, this embodiment further defines the structure of the plastic-coated bracket loading assembly 5, which includes a plastic-coated bracket loading rack 501 and a workpiece pressing plate 502, wherein the plastic-coated bracket loading rack 501 uses a plurality of vertical rods to form a space capable of accommodating the plastic-coated bracket 8 according to the external dimensions of the plastic-coated bracket 8, and the plastic-coated bracket 8 is stacked in the space, and the lower part can drop the bottom plastic-coated bracket 8 into the groove 503 as the workpiece pressing plate 502 moves, and then move to a designated position, and use the lower pressing cylinder 402 and the upper pressing holding structure to work together with the shaft 7 and the plastic-coated bracket 8 to complete the pressing operation. The groove 503 of the workpiece pressing plate 502 is used to accommodate and drop materials, and the other positions are flat plates to ensure that the plastic-coated bracket 8 in the plastic-coated bracket loading rack 501 will not fall.

[0093] Preferably, the press-fitting and grabbing assembly 4 of this embodiment includes:

[0094] A press-fit and grab bracket 401 fixed to the stand panel 101 and spanning the line body 3;

[0095] A moving assembly 403 arranged along the first direction, wherein the moving assembly 403 drives the press-fitting and holding structure and the grabbing structure at the front end of the press-fitting and grabbing bracket 401 to move along the first direction through a cylinder;

[0096] The press-fitting and holding structure and the grabbing structure are integrated on the integrated board 404;

[0097] The press-fit and hold structure includes:

[0098] A holding cylinder 405 is assembled and fixed at both ends of the integrated plate 404 in the length direction; and

[0099] A holding end 406 located at the output end of the holding cylinder 405, the holding end 406 being located just above the shaft hole of the plastic-coated bracket 8;

[0100] The press-fitting cylinder 402 is located directly below the axial hole of the plastic-coated bracket 8 , and the cylinder rod of the press-fitting cylinder 402 and the holding end of the holding cylinder 405 act together on the shaft 7 in the axial hole and press the shaft 7 into the axial hole of the plastic-coated bracket 8 .

[0101] The grabbing structure of this embodiment includes:

[0102] Two sets of vacuum suction cup structures integrated into the integrated board 404; and

[0103] A vacuum suction cup driving cylinder for driving the vacuum suction cup structure to move in a vertical direction;

[0104] Each set of vacuum suction cup structures includes at least two vacuum suction cups 407, and each set of vacuum suction cup structures cooperates with the plastic-coated bracket 8 in the groove of the workpiece pressing plate 502 on the corresponding side, and absorbs the plastic-coated bracket 8 with the pressed shaft 7 and transports it out of the equipment.

[0105] The present embodiment further defines the structure of the press-fitting and gripping assembly 4, which is mainly divided into two parts: a press-fitting and holding structure and a gripping structure; and a moving assembly 403 which is integrated on the rear side of the press-fitting and gripping bracket 401 and drives the above-mentioned integrated board 404, the press-fitting and holding structure and the gripping structure to move along the first direction. The moving assembly 403 utilizes a cylinder to drive the integrated board 404 at the front end to move, thereby driving the press-fitting and holding structure and the gripping structure integrated on the integrated board 404 to move.

[0106] In addition, this embodiment further defines the specific structures of the press-fitting and holding structures and the grasping structures; first, the press-fitting and holding structures are integrated at the two end positions of the integrated board 404, and the holding end 406 at the end is driven to move in the vertical direction by the holding cylinder 405, and there is also a press-fitting cylinder 402 below, and the two work together to complete the press-fitting operation of the shaft 7 and the plastic-coated bracket 8. Subsequently, the grasping structure uses the vacuum suction cup 407 as the main grasping component, and the workpiece after press-fitting is moved out of the equipment by the adsorption effect of the vacuum suction cup 407 and enters the next tooling.

[0107] In the above technical solution, the utility model provides an automatic feeding and pressing device for axles and plastic-coated brackets of a vehicle side panel assembly production line, which has the following beneficial effects:

[0108] The automatic loading and pressing device of the utility model realizes the sequential loading and conveying of multiple shafts 7 through the vibration plate 2 and the shaft loading assembly 6, and utilizes the plastic-coated bracket loading assembly 5 to load the plastic-coated bracket 8, and presses the shaft 7 into the plastic-coated bracket 8 under the action of the pressing cylinder 402 and the pressing and holding structure, and then takes it out and transports it through the grasping structure. The whole set of equipment is integrated at the designated station of the line body 3 of the production line, which reduces the labor cost caused by transporting workpieces, has a high degree of automation, and the double pressing stations can speed up the production rhythm and improve production efficiency.

[0109] The above only describes some exemplary embodiments of the present invention by way of illustration. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. The automatic feeding and pressing device for the shaft and plastic-coated bracket of the automobile side panel assembly production line is characterized in that: The automatic loading and pressing device is integrated into a line body (3) of a production line, and the automatic loading and pressing device comprises: A workbench (1) integrated at the lower part of the line body (3), wherein the upper surface of the workbench (1) is a workbench panel (101); A shaft loading assembly (6) located on one side of the workbench (1), wherein the shaft loading assembly (6) transports a plurality of shafts (7) to a shaft loading track of the shaft loading assembly (6) via a vibration plate (2); A plastic-coated bracket feeding assembly (5) is located on both sides of the shaft feeding track and is symmetrically distributed, and a plurality of plastic-coated brackets (8) are stacked on the plastic-coated bracket feeding assembly (5) in a vertical direction; and A press-fitting and grabbing assembly (4), the press-fitting and grabbing assembly (4) comprising a set of press-fitting and holding structures and two sets of press-fitting cylinders (402) respectively arranged at the bottom of the plastic-coated support feeding assembly (5); The press-fitting and grabbing assembly (4) has a group of grabbing structures, and the grabbing structures take out the press-fitted workpiece and transfer it to the next workstation through grabbing suction cups respectively located above the two groups of plastic-coated bracket feeding assemblies (5).

2. The automatic feeding and pressing device for shafts and plastic-coated brackets of the automobile side panel assembly production line according to claim 1 is characterized in that: The workbench (1) is configured as a frame structure formed by welding 60mm*60mm square tubes; The lower ends of the four legs of the workbench (1) are provided with footings (102); The shaft loading assembly (6) comprises: A vibration plate support (201); and A vibration plate (2) is placed on the vibration plate support (201).

3. The automatic feeding and pressing device for shafts and plastic-coated brackets of the automobile side panel assembly production line according to claim 2 is characterized in that: The shaft feeding track comprises: A shaft feeding a first track (601) extending in a first direction; and Two shaft feeding second tracks (602) extending along a second direction and connected to the shaft feeding first tracks (601); The first direction is perpendicular to the second direction; The first shaft feeding track (601) has a feeding cylinder (603) at one end close to the vibration plate (2), and the multiple shafts (7) located on the first shaft feeding track (601) are sequentially transported to the connection between the first shaft feeding track (601) and the second shaft feeding track (602) through the feeding cylinder (603).

4. The automatic feeding and pressing device for shafts and plastic-coated brackets of the automobile side panel assembly production line according to claim 3 is characterized in that: The shaft loading component (6) has a material shifting structure on the side away from the vibration plate (2); The material shifting structure comprises: A material shifting cylinder (604) located on one side, and a material shifting sliding block (605) connected to the material shifting cylinder (604); The material shifting cylinder (604) drives the material shifting slider (605) to reciprocate along the second direction, and one end of the material shifting slider (605) extends to the upper part of the second shaft feeding track (602) and shifts the shaft (7) into the second shaft feeding track (602) on both sides in turn.

5. The automatic feeding and pressing device for shafts and plastic-coated brackets of the automobile side panel assembly production line according to claim 4 is characterized in that: The plastic-coated support feeding assembly (5) comprises: A plastic-coated bracket loading rack (501), wherein a plurality of the plastic-coated brackets (8) are vertically stacked in the plastic-coated bracket loading rack (501); A workpiece pressing plate (502) located below the plastic-coated support loading rack (501) and capable of sliding in a horizontal direction; and A movable cylinder (504) located below the plastic-coated support loading assembly (5) and connected to the workpiece pressing plate (502) to drive the workpiece pressing plate (502) to move; The workpiece pressing plate (502) has a groove (503) for accommodating the overmolded bracket (8); The second shaft feeding track (602) extends to directly below the workpiece pressing plate (502), and the shaft in the second shaft feeding track (602) is transported to directly below the shaft hole of the plastic-coated bracket (8) in the groove (503).

6. The automatic feeding and pressing device for shafts and plastic-coated brackets of the automobile side panel assembly production line according to claim 5, characterized in that: The press-fitting and grabbing assembly (4) comprises: A press-fit and grabbing bracket (401) fixed to the platform panel (101) and spanning the line body (3); A moving assembly (403) arranged along a first direction, wherein the moving assembly (403) drives a press-fitting and holding structure and a grabbing structure at the front end of the press-fitting and grabbing bracket (401) to move along the first direction via an air cylinder; The press-fitting and holding structure and the grabbing structure are both integrated on an integrated board (404); The press-fitting and holding structure comprises: A holding cylinder (405) is assembled and fixed at both ends of the integrated plate (404) in the length direction; and A holding end (406) located at the output end of the holding cylinder (405), wherein the holding end (406) is located directly above the axial hole of the plastic-coated bracket (8); The press-fitting cylinder (402) is located directly below the axial hole of the plastic-coated bracket (8), and the cylinder rod of the press-fitting cylinder (402) and the holding end (406) of the holding cylinder (405) act together on the shaft (7) in the axial hole and press the shaft (7) into the axial hole of the plastic-coated bracket (8).

7. The automatic feeding and pressing device for shafts and plastic-coated brackets of the automobile side panel assembly production line according to claim 6, characterized in that: The grabbing structure comprises: Two sets of vacuum suction cup structures integrated into the integrated board (404); and A vacuum suction cup driving cylinder for driving the vacuum suction cup structure to move in a vertical direction; Each group of the vacuum suction cup structures comprises at least two vacuum suction cups (407), and each group of the vacuum suction cup structures cooperates with the plastic-coated bracket (8) in the groove (503) of the workpiece pressing plate (502) on the corresponding side, and absorbs the plastic-coated bracket (8) with the pressed shaft (7) and transports it out of the equipment.

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