Transfer device
Technical Field
The utility model belongs to the field of mechanical automation, and particularly relates to a transfer device.
Background
The existing transfer device has the advantages that the number of workpieces transferred at a time is limited, most workpieces can be transferred only one workpiece, and the work efficiency is seriously influenced, so that the transfer device which can transfer two workpieces at a time and can drive two transmission mechanisms to work only by one cylinder is necessary to be provided.
SUMMERY OF THE UTILITY MODEL
The object of the present invention is to provide a transfer device that solves the problems set forth in the background above.
In order to achieve the purpose, the utility model provides the following technical scheme:
a transfer device, comprising:
the device comprises a vertical conveying mechanism, an angle adjusting mechanism and a clamping mechanism;
the angle adjusting mechanism is connected with the vertical conveying mechanism, the vertical conveying mechanism is used for adjusting the height of the angle adjusting mechanism, the clamping mechanism is connected with the angle adjusting mechanism, and the angle adjusting mechanism is used for adjusting the rotating angle of the clamping mechanism.
The vertical conveying mechanism comprises a first driving motor, an output end of the first driving motor is connected with a screw rod, an L-shaped plate is arranged on the screw rod, the L-shaped plate comprises a first side plate and a second side plate, the first side plate and the second side plate are perpendicularly arranged, and the first side plate is in threaded connection with the screw rod.
The improved structure of the lead screw comprises a base plate, a motor base, a first lead screw, a second lead screw, a sliding block and a sliding groove, wherein the motor base is arranged below the first driving motor, vertical plates are arranged below the motor base, the vertical plates are arranged at intervals, the first lead screw is arranged between the two vertical plates, a bottom plate is arranged below the vertical plates, the first lead screw is rotatably connected with the bottom plate and the motor base, the sliding block is arranged on one side, opposite to the vertical plates, of the L-shaped plate, and the sliding groove is formed in the position, corresponding to the sliding block, of the vertical plate.
The angle adjusting device comprises a second driving motor, the second driving motor is arranged below the second side plate of the L-shaped plate, and an output shaft of the second driving motor extends to the upper part of the second side plate of the L-shaped plate and is fixedly connected with the clamping mechanism.
And one side of the output shaft of the second driving motor, which faces the vertical conveying mechanism, is provided with a limiting piece, the limiting piece is in a sector shape, an inductive switch is arranged below the limiting piece, and the inductive switch is arranged on the upper surface of the second side plate of the L-shaped plate.
The clamping mechanism comprises a horizontal fixing plate, the lower surface of one end of the horizontal fixing plate is fixedly connected with an output shaft of the second driving motor, and a manipulator is arranged at the other end of the horizontal fixing plate.
The manipulator includes the cylinder, the output of cylinder is equipped with the ejector pin, the lower extreme of ejector pin is equipped with the compression roller, the compression roller rotates with the one end of rocking arm and is connected, the other end and the pivot fixed connection of rocking arm, the pivot rotates with the pivot fixing base to be connected, the pivot fixing base is the type of falling U structure, the upper surface and the horizontal fixing plate lower fixed surface of pivot fixing base are connected, the upper surface that the rocking arm is close to pivot one end is equipped with reset spring, reset spring upwards extends to with pivot fixing base fixed connection, the both ends of pivot all extend to the pivot fixing base outside to link to each other with drive mechanism.
The transmission mechanism comprises a second rocker arm, the end part of the rotating shaft is rotatably connected with one end of the second rocker arm, the other end of the second rocker arm is rotatably connected with one end of a pull rod through a first joint bearing, the other end of the pull rod is rotatably connected with the first end of a first clamping piece through a second joint bearing, the first clamping piece is vertically arranged, the second end of the first clamping piece is rotatably connected with the first end of the second clamping piece through a first pin shaft, a first connecting piece, a second connecting piece, a third connecting piece and a second pin shaft in sequence, the first clamping piece and the second clamping piece are slidably mounted on the sliding rod, two ends of the sliding rod are connected with a guide rail fixing seat, a mouth-shaped fixing block is fixedly mounted above the guide rail fixing seat, a fixing column is arranged at the upper end of the second connecting piece, the upper surface of the fixing column is connected with the upper end of the mouth-shaped fixing block, and the first connecting piece, the second connecting piece and the fixing column are slidably mounted on the guide rail fixing block, The third connecting piece rotates in the opening range of the mouth-shaped fixing block, and the first end of the first clamping piece and the first end of the second clamping piece are located on the same side of the sliding rod.
The vertical motion mechanism is provided with a bottom box below, the bottom box is provided with an avoiding groove, a limiting plate is arranged in the avoiding groove, and the limiting plate is fixedly connected with the vertical motion mechanism.
The beneficial technical effects of the utility model compared with the prior art are that,
the two transmission mechanisms are connected with the rotating shaft, and are synchronously started by one air cylinder to clamp and place two workpieces, so that higher working efficiency can be obtained.
Drawings
FIG. 1 is a perspective view of the present invention at a first angle;
FIG. 2 is a perspective view of the present invention at a second angle;
FIG. 3 is an enlarged view of a portion of FIG. 2;
FIG. 4 is a perspective view of the present invention at a third angle;
fig. 5 is a partially enlarged view of fig. 4.
For convenience of illustration, a transmission mechanism connected to the other side of the rotating shaft is removed from fig. 2 to 5, and the removed transmission mechanism has the same structure as the transmission mechanism described below and is arranged in mirror symmetry with the transmission mechanism.
In the figure: 1. a first drive motor; 2. a motor base; 3. an L-shaped plate; 4. a vertical plate; 5. a limiting plate; 6. a bottom box; 7. an avoidance groove; 8. a second drive motor; 9. a limiting sheet; 10. a horizontal fixing plate; 11. a compression roller; 12. a cylinder; 13. a rotating shaft fixing seat; 14. a second rocker arm; 15. a first rocker arm; 16. a pull rod; 17. a guide rail fixing seat; 18. a first clamping piece; 19. a second clamping piece; 20. a mouth-shaped fixing block; 21. a first connecting sheet; 22. fixing a column; 23. a third connecting sheet; 24. a second connecting sheet; 25. a first pin shaft; 26. a top rod; 27. and a second pin shaft.
Detailed Description
The utility model is further described with reference to the following figures and specific embodiments.
As shown, a transfer device, comprising:
the device comprises a vertical conveying mechanism, an angle adjusting mechanism and a clamping mechanism;
the angle adjusting mechanism is connected with the vertical conveying mechanism, the vertical conveying mechanism is used for adjusting the height of the angle adjusting mechanism, the clamping mechanism is connected with the angle adjusting mechanism, and the angle adjusting mechanism is used for adjusting the rotating angle of the clamping mechanism.
The vertical conveying mechanism comprises a first driving motor 1, an output end of the first driving motor 1 is connected with a screw rod, an L-shaped plate 3 is arranged on the screw rod, the L-shaped plate 3 comprises a first side plate and a second side plate, the first side plate and the second side plate are perpendicularly arranged, and the first side plate is in threaded connection with the screw rod.
The motor base 2 is arranged below the first driving motor 1, the vertical plates 4 are arranged below the motor base 2, the vertical plates 4 are arranged, the two vertical plates 4 are arranged at intervals, the first lead screw is arranged between the two vertical plates 4, the bottom plate is arranged below the vertical plates 4, the first lead screw is rotatably connected with the bottom plate and the motor base 2, the sliding block is arranged on one side, opposite to the vertical plates 4, of the L-shaped plate 3, and the sliding groove is formed in the position, corresponding to the sliding block, of the vertical plate 4.
After the first driving motor 1 is started, the first screw rod is driven to rotate, and the L-shaped plate 3 ascends or descends along the length direction of the first screw rod to adjust the height.
The angle adjusting device comprises a second driving motor 8, the second driving motor 8 is arranged below the second side plate of the L-shaped plate 3, and an output shaft of the second driving motor 8 extends to the upper part of the second side plate of the L-shaped plate 3 and is fixedly connected with the clamping mechanism.
After the second driving motor 8 is started, the clamping mechanism is driven to rotate, and then the angle adjustment of the clamping mechanism is realized.
One side of the output shaft of the second driving motor 8, which faces the vertical conveying mechanism, is provided with a limiting piece 9, the limiting piece 9 is in a sector shape, an induction switch is arranged below the limiting piece 9, and the induction switch is arranged on the upper surface of the second side plate of the L-shaped plate 3.
Inductive switch is connected with the second motor electricity, when getting the mechanism to the clamp and carrying out angular adjustment, comes the restriction to press from both sides the angular adjustment scope of getting the mechanism through inductive switch and spacing piece 9, avoids taking place the striking between a plurality of transfer devices.
The clamping mechanism comprises a horizontal fixing plate 10, the lower surface of one end of the horizontal fixing plate 10 is fixedly connected with an output shaft of the second driving motor 8, and a manipulator is arranged at the other end of the horizontal fixing plate 10.
The manipulator includes cylinder 12, the output of cylinder 12 is equipped with ejector pin 26, the lower extreme of ejector pin 26 is equipped with compression roller 11, compression roller 11 rotates with the one end of rocking arm 15 to be connected, the other end and the pivot fixed connection of rocking arm 15, the pivot rotates with pivot fixing base 13 to be connected, pivot fixing base 13 is the type of falling U structure, fixed surface is connected under upper surface and the horizontal fixed plate 10 of pivot fixing base 13, rocking arm 15 is close to the upper surface of pivot one end and is equipped with reset spring, reset spring upwards extends to with pivot fixing base 13 fixed connection, the both ends of pivot all extend to the 13 outsides of pivot fixing base to link to each other with drive mechanism.
The transmission mechanism comprises a second rocker arm 14, the end part of the rotating shaft is rotatably connected with one end of the second rocker arm 14, the other end of the second rocker arm 14 is rotatably connected with one end of a pull rod 16 through a first joint bearing, the other end of the pull rod 16 is rotatably connected with a first end of a first clamping piece 18 through a second joint bearing, the first clamping piece 18 is vertically arranged, a second end of the first clamping piece 18 is rotatably connected with a first end of a second clamping piece 19 through a first pin shaft 25, a first connecting piece 21, a second connecting piece 24, a third connecting piece 23 and a second pin shaft 27 in sequence, the first clamping piece 18 and the second clamping piece 19 are slidably mounted on a sliding rod, two ends of the sliding rod are connected with a guide rail fixing seat 17, a mouth-shaped fixing block 20 is fixedly mounted above the guide rail fixing seat 17, a fixing column 22 is arranged at the upper end of the second connecting piece 24, the upper surface of the fixing column 22 is connected with the upper end of the mouth-shaped fixing block 20, the first connecting piece 21, the second connecting piece 24 and the third connecting piece 23 rotate in the opening range of the mouth-shaped fixing block 20, and the first end of the first clamping piece 18 and the first end of the second clamping piece 19 are located on the same side of the sliding rod.
As shown in fig. 4: the cylinder 12 pushes out the ejector rod 26 to press the compression roller 11 downwards, the right side of the first rocker arm 15 descends, the rotating shaft rotates clockwise, the lower end of the second rocker arm 14 rotates clockwise along the rotating shaft, the pull rod 16 and the first clamping piece 18 are further pulled to move towards the direction far away from the second clamping piece 19, the larger the moving distance of the first clamping piece 18 is, the closer the second connecting piece 24 and the mouth-shaped fixing block 20 are to be parallel, meanwhile, the third connecting piece 23 is pulled to synchronously pull the second clamping piece 19 to move towards the direction far away from the first clamping piece 18 through the second pin shaft 27, and the first clamping piece 18 and the second clamping piece 19 are further opened; when the cylinder 12 retracts the ejector rod 26, the compression roller 11 is under the action of a return spring, the right side of the first rocker arm 15 rises, the rotating shaft rotates anticlockwise, the lower end of the second rocker arm 14 rotates anticlockwise along the rotating shaft, the pull rod 16 and the first clamping piece 18 are further pushed to move towards the direction close to the second clamping piece 19, the larger the moving distance of the first clamping piece 18 is, the larger the included angle between the second connecting piece 24 and the mouth-shaped fixed block 20 is, the third connecting piece 23 is connected with the second connecting piece 24, the third connecting piece 23 also synchronously pulls the second clamping piece 19 to move towards the direction close to the first clamping piece 18 through the second pin shaft 27, and the first clamping piece 18 and the second clamping piece 19 are further drawn together; therefore, the object can be clamped and placed.
The vertical motion mechanism below is equipped with the under casing 6, be equipped with on the under casing 6 and dodge groove 7, dodge and be equipped with limiting plate 5 in the groove 7, be equipped with No. two inductive switch on the limiting plate shown, limiting plate 5 with vertical motion mechanism fixed connection.
The second inductive switch on the limit plate 5 is used for limiting the maximum descending distance of the second driving motor 8.
The two transmission mechanisms are connected with the rotating shaft, and the two transmission mechanisms are synchronously started through the air cylinder 12 to clamp and place two workpieces, so that higher working efficiency can be obtained.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.