CN223300836U - Automatic riveter of duplex position - Google Patents

Abstract

The utility model provides a double-station automatic riveting machine which comprises a frame, two sets of riveting mechanisms, a first rotary workpiece table and a second rotary workpiece table, wherein the first rotary workpiece table and the second rotary workpiece table are used for rotating workpieces, the top surface of the frame is provided with a guide rail, the two sets of riveting mechanisms are respectively connected with the guide rail through sliding blocks, and the first rotary workpiece table and the second rotary workpiece table are oppositely distributed in front of and behind the two sets of riveting mechanisms. The utility model solves the problem of how to improve the production efficiency of the riveting machine in the prior art.

Description

Automatic riveter of duplex position

Technical Field

The utility model relates to the technical field of riveting processing, in particular to an automatic double-station riveting machine.

Background

The existing riveting machine only has one set of workpiece table, after an operator places workpieces, the existing riveting machine starts riveting, at the moment, the operator needs to wait for the completion of riveting before continuing the next work, after the second workpiece is placed in the next step before repeating, the existing riveting machine starts riveting of the second workpiece, and therefore the existing riveting machine is reciprocating, and the production efficiency of the existing riveting machine is low.

Therefore, how to improve the production efficiency of the riveting machine is a technical problem to be solved.

Disclosure of utility model

The utility model aims to provide a double-station automatic riveting machine, which mainly solves the problem of how to improve the production efficiency of the riveting machine in the prior art.

In order to achieve the aim, the double-station automatic riveting machine is characterized by comprising a frame, two sets of riveting mechanisms, a first rotary workpiece table and a second rotary workpiece table for rotating workpieces, wherein the top surface of the frame is provided with a guide rail, the two sets of riveting mechanisms are respectively connected with the guide rail through sliding blocks, and the first rotary workpiece table and the second rotary workpiece table are relatively distributed in front of and behind the two sets of riveting mechanisms.

Further, each riveting mechanism comprises a bottom plate, a gantry frame is arranged on the bottom plate, the bottom opening of the gantry frame is connected with the bottom plate, a lower oil cylinder is arranged on the bottom plate, the lower oil cylinder is connected with a lower riveting head, an upper oil cylinder is arranged at the top of the gantry frame, the upper oil cylinder is connected with an upper riveting head, and the upper riveting head is positioned right above the lower riveting head;

The lower part of the bottom plate is connected with a sliding block.

Further, a set of screw rod nuts are connected with the sliding blocks connected with the bottom plates of each set of riveting mechanism, and the screw rod nuts are connected with a third servo motor through screw rods.

Further, the first rotary workbench comprises a first fixed plate, the periphery of the first fixed plate is fixed on the frame through a first adjusting screw, a first servo motor is arranged on the first fixed plate, one side, facing the two riveting mechanisms, of the first servo motor is connected with a first clamping mechanism for driving the clamping workpiece to rotate, and the first servo motor controls the first clamping mechanism to rotate;

The second rotary workbench comprises a second fixed plate, the periphery of the second fixed plate is fixed on the frame through a second adjusting screw, a second servo motor is arranged on the second fixed plate, one side, facing the two sets of riveting mechanisms, of the second servo motor is connected with a second clamping mechanism for driving the clamping workpiece to rotate, and the second servo motor controls the second clamping mechanism to rotate.

Further, the two riveting mechanisms are respectively connected with the rivet feeding mechanism;

The upper oil cylinder and the lower oil cylinder of the two sets of riveting mechanisms are controlled to run by a hydraulic station.

The hydraulic station, the rivet feeding mechanism, the first servo motor, the second servo motor and the third servo motor are controlled by the control mechanism to operate.

In view of the technical characteristics, the utility model has the following beneficial effects:

1. According to the double-station automatic riveting machine, different workpieces are sequentially machined on two sets of workpiece tables (namely the first rotary workpiece table and the second rotary workpiece table) by adding one set of workpiece table and moving the riveting mechanism, an operator can rivet a gap of one workpiece by using the riveting mechanism, and the workpiece is placed on and taken off from the other rotary workpiece table, so that the production efficiency can be doubled.

2. The double-station automatic riveting machine comprises a first group of riveting mechanisms and a second group of riveting mechanisms, wherein the two groups of riveting mechanisms are independent and independently move on a guide rail of a machine frame through a sliding block, and the distance between the two mechanisms can be freely adjusted to meet the processing requirements of workpieces of different types.

3. The utility model relates to an automatic double-station riveting machine, wherein a riveting mechanism comprises a first group of riveting mechanisms and a second group of riveting mechanisms, each group of riveting mechanisms is formed by a gantry frame and a bottom plate, a lower oil cylinder is arranged at the bottom plate and is connected with a lower riveting head, an upper oil cylinder is arranged at the top of the gantry frame and is connected with an upper riveting head, and the upper riveting head is positioned right above the lower riveting head. In the prior art, when riveting, the C-shaped frame is easy to incline to generate displacement due to the reaction force, so that the workpiece is poorly riveted, and the gantry frame has a more stable structure, cannot deform and has more reliable riveting quality when being riveted.

Drawings

Fig. 1 is a schematic diagram (perspective view) of a dual-station automatic riveting machine in embodiment 1.

Fig. 2 is a schematic diagram (front view angle) of a dual-station automatic riveting machine in embodiment 1.

Fig. 3 is a schematic view (sectional view angle) of a double-station automatic riveting machine in embodiment 1.

Fig. 4 is a schematic diagram (top view angle) of a dual-station automatic riveting machine in embodiment 1.

Fig. 5 is a schematic view of the riveting machine (including a gantry frame) in embodiment 1.

Fig. 6 is a schematic view of a prior art riveter (comprising a C-shaped frame).

In the figure, 1, a frame, 11, a guide rail;

2. The device comprises a first rotary workbench, a first fixing plate, a first adjusting screw, a first servo motor and a second servo motor, wherein the first rotary workbench is provided with a first fixing plate, a first adjusting screw and a second servo motor;

3. A second rotary table; 31, a second fixing plate, 32, a second adjusting screw rod, 33, a second servo motor;

4. a first clamping mechanism;

5. A second clamping mechanism;

6. A hydraulic station;

7. Rivet feeding mechanism;

8. Riveting mechanisms, 81, a bottom plate, 811, a sliding block, 82, a lower oil cylinder, 83, a lower riveting joint, 84, a gantry frame, 85, an upper oil cylinder, 86, an upper riveting joint, 87, a first group of riveting mechanisms, 88 and a second group of riveting mechanisms;

9. A control cabinet;

10. A workpiece;

100. c-shaped frame.

Detailed Description

The utility model is further described below in conjunction with the detailed description. It is to be understood that these examples are illustrative of the present utility model and are not intended to limit the scope of the present utility model. Furthermore, it should be understood that various changes and modifications can be made by one skilled in the art after reading the teachings of the present utility model, and such equivalents are intended to fall within the scope of the utility model as defined in the appended claims.

Referring to fig. 1 to 5, embodiment 1 provides a double-station automatic riveting machine, which comprises a frame 1, two sets of riveting mechanisms 8 (i.e., a first set of riveting mechanisms 87 and a second set of riveting mechanisms 88), a first rotary workpiece 10 table and a second rotary workpiece 10 table for rotating a workpiece 10, wherein a guide rail 11 is provided on the top surface of the frame 1, the two sets of riveting mechanisms 8 are respectively connected with the guide rail 11 through a slider 811, and the first rotary workpiece 10 table and the second rotary workpiece 10 table are relatively distributed in front of and behind the two sets of riveting mechanisms 8.

Each set of riveting mechanism 8 (two sets of riveting mechanisms 8 comprise a first set of riveting mechanisms 87 or a second set of riveting mechanisms 88) comprises a bottom plate 81, a gantry frame 84 is arranged on the bottom plate 81, the gantry frame 84 is of an inverted U-shaped structure, the bottom opening of the gantry frame 84 is connected with the bottom plate 81, a lower oil cylinder 82 is arranged on the bottom plate 81, the lower oil cylinder 82 is connected with a lower riveting head 83, an upper oil cylinder 85 is arranged at the top of the gantry frame 84, the upper oil cylinder 85 is connected with an upper riveting head 86, the upper riveting head 86 is positioned right above the lower riveting head 83, and a sliding block 811 is connected below the bottom plate 81. Compared with the C-shaped frame 100 (see FIG. 6) of the conventional riveting machine, the gantry frame 84 is more stable in structure, free from deformation and more reliable in riveting quality during riveting. The first riveting mechanism 87 and the second riveting mechanism 88 are independent, and can independently move on the guide rail 11 of the frame 1 through the sliding block 811, the distance between the first riveting mechanism and the second riveting mechanism can be freely adjusted, and the processing requirements of workpieces 10 of different types are met.

The sliding blocks 811 (which may be screw sliding blocks) connected to the bottom plate 81 of each set of riveting mechanism 8 are connected to a set of screw nuts (not shown in the drawing), and the screw nuts are connected to a third servo motor (not shown in the drawing) through screw rods, so that the positions of the corresponding riveting mechanisms on the guide rail 11 can be accurately controlled, that is, the distances between the two sets of riveting structures are adjusted, and the distances between the two sets of riveting mechanisms and the first rotary workpiece table 2 and the second rotary workpiece table 3 respectively are also adjusted.

The first rotary table 2 comprises a first fixing plate 21, the periphery of the first fixing plate 21 is fixed on the frame 1 through a first adjusting screw 22, the height of the first fixing plate 21 on the frame 1 is adjusted through the first adjusting screw 22, a first servo motor 23 is arranged on the first fixing plate 21, the first servo motor 23 is connected with a first clamping mechanism 4 which drives the clamping workpiece 10 to rotate towards one side of two sets of riveting mechanisms 8, and the first servo motor 23 controls the first clamping mechanism 4 to rotate.

The second rotary workbench 3 comprises a second fixing plate 31, the periphery of the second fixing plate 31 is fixed on the frame 1 through a second adjusting screw 32, the height of the second fixing plate 31 on the frame 1 is adjusted through the second adjusting screw 32, a second servo motor 33 is arranged on the second fixing plate 31, the second servo motor 33 is connected with a second clamping mechanism 5 which drives the clamping workpiece 10 to rotate towards one side of the two riveting mechanisms 8, and the second servo motor 33 controls the second clamping mechanism 5 to rotate.

The first clamping mechanism 4 and the second clamping mechanism 5 can be pneumatic clamping devices.

The two sets of riveting mechanisms 8 are respectively connected with a rivet feeding mechanism 7, the rivet feeding mechanism 7 comprises a rivet feeding disc, and the rivet feeding disc conveys rivets to the riveting mechanisms 8 through conveying pipes, which are the prior art and are not expanded herein.

The upper cylinder 85 and the lower cylinder 82 of the two sets of riveting mechanisms 8 are controlled to operate by the hydraulic station 6. The hydraulic station 6, the rivet feeding mechanism 7, the first servo motor 23, the second servo motor 33 and the third servo motor are controlled to operate by a control mechanism (such as a control cabinet 9).

The double-station automatic riveting machine of the utility model has the specific operation that an operator firstly swings a first workpiece 10 on a first rotary workpiece 10 table, and then a riveting mechanism 8 (two sets of riveting mechanisms 8) moves to the first rotary workpiece 10 table to rivet the first workpiece 10. At this time, an operator can place the workpiece 10 on the second rotary workpiece 10 table, and after the riveting mechanism 8 rivets the first workpiece 10 on the first rotary workpiece 10 table, the riveting mechanism 8 automatically moves to the second rotary workpiece 10 table to rivet the second workpiece 10 on the second rotary workpiece 10 table. At this time, the operator can take down the first workpiece 10 after the riveting is completed at the first rotary workpiece 10 table and put the third workpiece 10 again to wait for the riveting, so that the riveting is performed, and the productivity can be doubled.

The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes using the descriptions and drawings of the present utility model or directly or indirectly applied to other related technical fields are included in the scope of the utility model.

Claims (5)

1. The double-station automatic riveting machine is characterized by comprising a frame (1), two sets of riveting mechanisms (8), a first rotary workpiece table (2) and a second rotary workpiece table (3) for rotating a workpiece (10), wherein a guide rail (11) is arranged on the top surface of the frame (1), the two sets of riveting mechanisms (8) are connected with the guide rail (11) through sliding blocks (811), and the first rotary workpiece table and the second rotary workpiece table are oppositely distributed in front of and behind the two sets of riveting mechanisms (8).

2. The double-station automatic riveting machine as claimed in claim 1, wherein each riveting mechanism (8) comprises a bottom plate (81), a gantry frame (84) is arranged on the bottom plate (81), the bottom opening of the gantry frame (84) is connected with the bottom plate (81), a lower oil cylinder (82) is arranged on the bottom plate (81), the lower oil cylinder (82) is connected with a lower riveting head (83), an upper oil cylinder (85) is arranged at the top of the gantry frame (84), the upper oil cylinder (85) is connected with an upper riveting head (86), and the upper riveting head (86) is positioned right above the lower riveting head (83);

A slider (811) is connected to the bottom plate (81) below.

3. The double-station automatic riveting machine according to claim 2, characterized in that the slide blocks (811) connected to the bottom plate (81) of each set of riveting mechanism (8) are connected to a set of screw nuts, which are connected to a third servomotor through screw rods.

4. The double-station automatic riveting machine according to claim 3 is characterized in that the first rotary workpiece table (2) comprises a first fixing plate (21), the periphery of the first fixing plate (21) is fixed on the frame (1) through a first adjusting screw (22), a first servo motor (23) is arranged on the first fixing plate (21), the first servo motor (23) is connected with a first clamping mechanism (4) which drives a clamping workpiece (10) to rotate towards one side of two riveting mechanisms (8), and the first servo motor (23) controls the first clamping mechanism (4) to rotate;

The second rotary workpiece table (3) comprises a second fixing plate (31), the periphery of the second fixing plate (31) is fixed on the frame (1) through a second adjusting screw (32), a second servo motor (33) is arranged on the second fixing plate (31), the second servo motor (33) is connected with a second clamping mechanism (5) which drives the clamping workpiece (10) to rotate towards one side of the two sets of riveting mechanisms (8), and the second servo motor (33) controls the second clamping mechanism (5) to rotate.

5. The double-station automatic riveting machine according to claim 4, wherein the two riveting mechanisms (8) are respectively connected with the rivet feeding mechanism (7);

The upper oil cylinder (85) and the lower oil cylinder (82) of the two sets of riveting mechanisms (8) are controlled to operate by a hydraulic station (6);

The hydraulic station (6), the rivet feeding mechanism (7), the first servo motor (23), the second servo motor (33) and the third servo motor are controlled to operate by the control mechanism.