CN214686616U

CN214686616U - Positioning mechanism for machining mechanical parts

Info

Publication number: CN214686616U
Application number: CN202120670272.8U
Authority: CN
Inventors: 马明宇; 佘柄皓; 徐国立; 梁向荣; 张浩然
Original assignee: Xijing University
Current assignee: Xijing University
Priority date: 2021-04-01
Filing date: 2021-04-01
Publication date: 2021-11-12
Anticipated expiration: 2031-04-01

Abstract

The utility model discloses a positioning mechanism of machine parts processing, including shell and motor, shell top surface center fixedly connected with motor, fixedly connected with pivot on the rotor of motor, motor one end is kept away from in the pivot and is run through shell top surface swing joint on shell inner chamber bottom surface. The utility model realizes the meshing rotation of the rack and the gear through the motor and can realize the adjustment of the position of the movable frame, and can realize the adjustment of the position of the movable plate through the movement of the electric push rod, can carry out the positioning and transferring operation according to the size difference of workpieces and has convenient use; through being provided with adjustment mechanism, can realize installing the operation according to the manipulator difference through the regulation to first arc and second arc position for simple to operate. The utility model has the advantages of good positioning effect and convenient use.

Description

Positioning mechanism for machining mechanical parts

Technical Field

The utility model relates to a machine parts processing technology field specifically is a positioning mechanism of machine parts processing.

Background

When machining mechanical parts, many relevant production devices are needed, such as packaging devices, transportation devices, drilling devices, cutting devices, polishing devices and the like, and when the devices work, a positioning mechanism is needed for facilitating operation.

The existing mechanical part processing can produce parts with different sizes and shapes according to actual requirements, so that the workpiece is very inconvenient to carry and operate, the positioning and fixing are not firm and the workpiece is easy to fall off, the workpiece is damaged, the quality of the workpiece is reduced, and the positioning and carrying device for workpiece production in the prior art can only be used by a carrying mechanism corresponding to a single size when in use, so that great inconvenience is caused.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem lie in overcoming the inconvenient and awkward defects of waiting of prior art's fixed position, provide a positioning mechanism of machine parts processing. The positioning mechanism for machining the mechanical parts has the characteristics of good positioning effect, convenience in use and the like.

In order to achieve the above object, the utility model provides a following technical scheme: a positioning mechanism for machining mechanical parts comprises a shell, wherein a motor is fixedly connected to the center of the top surface of the shell, a rotating shaft is fixedly connected to a rotor of the motor, one end, away from the motor, of the rotating shaft penetrates through the top surface of the shell and is movably connected to the bottom surface of an inner cavity of the shell, the rotating shaft is movably connected with the shell, two gears are fixedly connected to the rotating shaft, which is positioned on the side wall of the inner cavity of the shell, four side walls of the shell are respectively and movably connected with a movable frame, the movable frames penetrate through the shell, the two movable frames on the left side and the right side are arranged at the same height, the two movable frames on the front side and the rear side are arranged at the same height, four movable frames are positioned on the side wall of the inner cavity of the shell and are respectively and fixedly connected with racks, the front rack and the rear rack are respectively arranged in a meshed with a lower side gear, the left rack and the right rack are arranged in a meshed with an upper side gear, and the movable frame is positioned on the side wall of the outer side of the shell and is movably connected with a movable plate, the center of the side wall of the movable plate, which is far away from one side of the shell, is fixedly connected with an electric push rod, the other end of the electric push rod is fixedly connected with the movable frame, a plurality of vertical grooves are uniformly distributed on the bottom surface of the movable plate, connecting pipes are movably connected in the vertical grooves, the connecting pipes are arranged in an L shape, the top ends of the connecting pipes are fixedly connected with first springs, the other ends of the first springs are fixedly connected on the top surfaces of the vertical grooves, the bottom ends of the connecting pipes are fixedly connected with pneumatic suckers, the top surface of the shell is fixedly connected with a round shell, a motor is arranged in the inner cavity of the round shell, an adjusting mechanism is arranged on the top surface of the round shell, two fixed blocks are fixedly connected on the bottom surface of the adjusting mechanism in a bilateral symmetry manner, threaded holes penetrating through the left and right side walls of the fixed blocks are respectively formed in the fixed blocks, two side grooves are formed in the top surface of the round shell, and the fixed blocks are inserted into the side grooves, the round shell inner chamber is close to top surface department and is provided with the threaded rod, both ends of threaded rod run through both sides side channel and screw hole setting respectively, the equal fixedly connected with runner in both ends of threaded rod, swing joint between threaded rod and the screw hole, the bottom surface center of shell has been fixed with the industry camera.

Preferably, adjustment mechanism includes first arc, first arc evenly distributed is provided with a plurality of, the arc wall has all been seted up on the both sides lateral wall of first arc, and is adjacent all be provided with the second arc between the first arc, the both sides of second arc are inserted respectively and are set up in the arc wall of both sides, swing joint between second arc and the arc wall, the equal fixedly connected with second spring in both sides of second arc, the second spring other end and arc wall lateral wall fixed connection, the mounting hole has all been seted up at the top surface center of first arc and second arc.

Preferably, the movable frame is located the shell inner chamber and all seted up the rectangular channel on keeping away from the lateral wall of rack one side, the rectangular channel runs through the lateral wall setting of movable frame.

Preferably, a first sliding groove is formed in the side wall, away from one side of the center, of the movable frame, two movable grooves are symmetrically formed in the movable plate, the movable frame penetrates through the movable grooves, a first sliding block is fixedly connected to the side wall of the inner cavity of each movable groove, and the first sliding block is movably connected with the first sliding groove.

Preferably, a second sliding groove is formed in the side wall of the vertical groove, a second sliding block is fixedly connected to the side wall, close to the top end, of the connecting pipe, and the second sliding block is movably connected with the second sliding groove.

Preferably, four pneumatic suction cups are arranged on the bottom surface of each movable plate.

Preferably, the threaded rod is arranged in a manner that the thread turning directions of the two sides of the symmetric axis, which is the center of the side wall of the threaded rod, are opposite, and the thread turning directions of the threaded holes on the two fixing blocks are opposite.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model realizes the meshing rotation of the rack and the gear through the motor and can realize the adjustment of the position of the movable frame, and can realize the adjustment of the position of the movable plate through the movement of the electric push rod, can carry out the positioning and transferring operation according to the size difference of workpieces and has convenient use;

2. by arranging the adjusting mechanism, the installation operation according to different manipulators can be realized by adjusting the positions of the first arc-shaped plate and the second arc-shaped plate, so that the installation is convenient;

3. through being provided with the industry camera, shoot the operation through the industry camera to the work piece, realize data acquisition, be convenient for adjust the operation according to actual need, convenient to use.

Drawings

FIG. 1 is a schematic view of the internal structure of the present invention;

FIG. 2 is a schematic view of the structure of the plane A-A of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the internal structure of the adjusting mechanism of the present invention;

fig. 4 is an enlarged view of fig. 2B according to the present invention.

Reference numbers in the figures: 1. a housing; 2. a motor; 3. a rotating shaft; 4. a gear; 5. a movable frame; 6. a rack; 7. a movable plate; 8. an electric push rod; 9. a vertical slot; 10. a connecting pipe; 11. a first spring; 12. a pneumatic suction cup; 13. a round shell; 14. an adjustment mechanism; 15. a fixed block; 16. a second slider; 17. a threaded rod; 18. a rotating wheel; 19. an industrial camera; 20. a first arc-shaped plate; 21. an arc-shaped slot; 22. a second arc-shaped plate; 23. a second spring; 24. mounting holes; 25. a rectangular groove; 26. a first chute; 27. a first slider; 28. a second runner.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a positioning mechanism for machining mechanical parts comprises a shell 1, a motor 2 is fixedly connected to the center of the top surface of the shell 1, a rotating shaft 3 is fixedly connected to a rotor of the motor 2, one end of the rotating shaft 3, far away from the motor 2, penetrates through the top surface of the shell 1 and is movably connected to the bottom surface of an inner cavity of the shell 1, the rotating shaft 3 is movably connected with the shell 1, two gears 4 are fixedly connected to the side wall of the inner cavity of the shell 1, the four side walls of the shell 1 are movably connected with a movable frame 5, the movable frame 5 penetrates through the shell 1, first sliding grooves 26 are formed in the side wall of the movable frame 5, far away from the center, two movable grooves are symmetrically formed in a movable plate 7, the movable frame 5 penetrates through the movable grooves, first sliding blocks 27 are fixedly connected to the side wall of the inner cavity of the movable grooves, the first sliding blocks 27 are movably connected with the first sliding grooves 26, and are convenient for stable movement of the movable frame 5, the adjustable plate positioning device can be suitable for positioning plates with different sizes, the use effect is good, the two movable frames 5 on the left side and the right side are arranged at the same height, the two movable frames 5 on the front side and the back side are arranged at the same height, the four movable frames 5 are respectively fixedly connected with a rack 6 on the side wall of the inner cavity of the shell 1, which is far away from the rack 6, is provided with a rectangular groove 25, the rectangular groove 25 penetrates through the side wall of the movable frame 5 to facilitate the movement and use of the rack 6, the front rack 6 and the back rack 6 are respectively meshed with the lower gear 4, the left rack 6 and the right rack 6 are respectively meshed with the upper gear 4, the movable frame 5 is movably connected with a movable plate 7 on the side wall of the outer side of the shell 1, the center of the side wall of the movable plate 7, which is far away from the shell 1, is fixedly connected with an electric push rod 8, the other end of the electric push rod 8 is fixedly connected with the movable frame 5, and a plurality of vertical grooves 9 are uniformly distributed on the bottom surface of the movable plate 7, the connecting pipe 10 is movably connected in the vertical groove 9, the connecting pipe 10 is arranged in an L shape, the top end of the connecting pipe 10 is fixedly connected with a first spring 11, the other end of the first spring 11 is fixedly connected on the top surface of the vertical groove 9, the side wall of the vertical groove 9 is provided with a second sliding groove 28, the side wall of the connecting pipe 10 close to the top end is fixedly connected with a second slider 16, the second slider 16 is movably connected with the second sliding groove 28, and can realize the positioning and fixing operation of plates with different shapes, so that the use is convenient, the bottom end of the connecting pipe 10 is fixedly connected with pneumatic suckers 12, the bottom surface of each movable plate 7 is provided with four pneumatic suckers 12, the plates are convenient to fix, the top surface of the shell 1 is fixedly connected with a round shell 13, the motor 2 is arranged in the inner cavity of the round shell 13, the top surface of the round shell 13 is provided with an adjusting mechanism 14, the adjusting mechanism 14 comprises a first arc-shaped plate 20, and the first arc-shaped plates 20 are uniformly distributed, the side walls of two sides of the first arc-shaped plate 20 are respectively provided with an arc-shaped groove 21, a second arc-shaped plate 22 is arranged between the adjacent first arc-shaped plates 20, two sides of the second arc-shaped plate 22 are respectively inserted into the arc-shaped grooves 21 of the two sides, the second arc-shaped plate 22 is movably connected with the arc-shaped grooves 21, two sides of the second arc-shaped plate 22 are respectively fixedly connected with a second spring 23, the other end of the second spring 23 is fixedly connected with the side wall of the arc-shaped groove 21, the centers of the top surfaces of the first arc-shaped plate 20 and the second arc-shaped plate 22 are respectively provided with a mounting hole 24, so that the connection operation of manipulators with different sizes can be realized, the universality is good, the use and the operation are convenient, the bottom surface of the adjusting mechanism 14 is fixedly connected with two fixed blocks 15 in a bilateral symmetry manner, the fixed blocks 15 are respectively provided with a threaded hole penetrating through the left side wall and the right side wall, the top surface of the circular shell 13 is provided with two side grooves, the fixed blocks 15 are inserted into the side grooves, the inner chamber of round shell 13 is close to top surface department and is provided with threaded rod 17, both ends of threaded rod 17 run through both sides side slot and screw hole setting respectively, the equal fixedly connected with runner 18 in both ends of threaded rod 17, swing joint between threaded rod 17 and the screw hole, threaded rod 17 uses its lateral wall center to set up to opposite soon as the screw thread of symmetry axis both sides, the screw hole sets up to opposite soon on two fixed blocks 15, the regulation operation of being convenient for, the bottom surface center of shell 1 has been fixed with industry camera 19, can realize the data collection operation to panel, be convenient for realize the automatic positioning regulation operation.

The working principle is as follows: firstly, adjusting the adjusting mechanism 14 by a manipulator connected according to actual needs, driving the threaded rod 17 to rotate by rotating the rotating wheel 18, enabling the threaded rod 17 to drive the first arc-shaped plates 20 on the fixed blocks 15 at two sides to move, and driving the second arc-shaped plates 22 to move together by the first arc-shaped plates 20, thereby realizing the adjustment operation of the distance between the first arc-shaped plates 20 and the second arc-shaped plates 22, after the positions of the mounting holes 24 on the top surfaces of the first arc-shaped plates 20 and the second arc-shaped plates 22 are adapted to the mounting positions of the manipulator, realizing the connection of the mounting holes 24 by bolts, completing the mounting operation of the device, then moving the device by the manipulator, enabling the device to move to the upper side position of a workpiece, photographing and positioning the workpiece by the industrial camera 19, transmitting data to an external control device, and analyzing and operating the position and size of the workpiece, after the analysis of the external device is finished, data are transmitted to the mechanical arm, the motor 2 and the electric push rod 8, the motor 2 is started through a power supply, the motor 2 drives the gear 4 on the rotating shaft 3 to rotate, the gear 4 drives the racks 6 on two sides of the rotating shaft to move, the racks 6 drive the movable frame 5 to perform adjustment operation, the electric push rod 8 drives the movable plate 7 to move, the adjustment operation of the position of the pneumatic sucker 12 is realized, the pneumatic sucker 12 can adapt to workpieces with different sizes to perform carrying operation, then the mechanical arm moves to enable the device to be positioned right above the workpiece, the device is moved to one side of the workpiece through the movement of the mechanical arm, the pneumatic sucker 12 can be in contact with the workpiece, the connecting pipe 10 moves in the vertical groove 9 through the continuous movement of the mechanical arm, and the pneumatic sucker 12 can adapt to perform adsorption operation on workpieces with different shapes, the pneumatic sucker 12 is started through an external pneumatic device, so that the pneumatic sucker 12 can adsorb and fix the workpiece, the workpiece is fixed, the workpiece is moved through the movement of the manipulator, the manipulator can neatly place the workpiece together, and the use is convenient.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a positioning mechanism of machine parts processing, includes shell (1), its characterized in that: the motor (2) is fixedly connected to the center of the top surface of the shell (1), a rotating shaft (3) is fixedly connected to a rotor of the motor (2), one end of the rotating shaft (3) far away from the motor (2) penetrates through the shell (1) and is movably connected to the bottom surface of the inner cavity of the shell (1), the rotating shaft (3) is movably connected with the shell (1), two gears (4) are fixedly connected to the side wall of the inner cavity of the shell (1), movable frames (5) are movably connected to four side walls of the shell (1), the movable frames (5) penetrate through the shell (1), the left side and the right side of the shell are provided with the same height of the movable frames (5), the front side and the rear side of the shell are provided with the same height of the movable frames (5), and the four movable frames (5) are arranged on the side wall of the inner cavity of the shell (1) and are fixedly connected with racks (6), the front and the back two racks (6) are meshed with the lower side gear (4), the left and the right racks (6) are meshed with the upper side gear (4), the movable frame (5) is positioned on the side wall of the outer side of the shell (1) and is movably connected with a movable plate (7), the movable plate (7) is far away from the side wall center of one side of the shell (1) and is fixedly connected with an electric push rod (8), the other end of the electric push rod (8) is fixedly connected with the movable frame (5), a plurality of vertical grooves (9) are uniformly distributed on the bottom surface of the movable plate (7), a connecting pipe (10) is movably connected in each vertical groove (9), the connecting pipe (10) is arranged in an L shape, a first spring (11) is fixedly connected at the top end of the connecting pipe (10), the other end of the first spring (11) is fixedly connected on the top surface of each vertical groove (9), a pneumatic sucker (12) is fixedly connected at the bottom end of the connecting pipe (10), a round shell (13) is fixedly connected on the top surface of the shell (1), the motor (2) is arranged in the inner cavity of the round shell (13), the top surface of the round shell (13) is provided with an adjusting mechanism (14), the bottom surface of the adjusting mechanism (14) is fixedly connected with two fixed blocks (15) in bilateral symmetry, the fixed block (15) is provided with threaded holes penetrating through the left side wall and the right side wall of the fixed block, the top surface of the round shell (13) is provided with two side grooves, the fixing block (15) is inserted into the side groove, a threaded rod (17) is arranged in the inner cavity of the round shell (13) close to the top surface, two ends of the threaded rod (17) are respectively arranged by penetrating through the side grooves and the threaded holes at two sides, two ends of the threaded rod (17) are fixedly connected with rotating wheels (18), the threaded rod (17) is movably connected with the threaded hole, and an industrial camera (19) is fixed at the center of the bottom surface of the shell (1).

2. The positioning mechanism for machining mechanical parts according to claim 1, wherein: adjustment mechanism (14) include first arc (20), first arc (20) evenly distributed is provided with a plurality of, arc (21) have all been seted up on the both sides lateral wall of first arc (20), and are adjacent all be provided with second arc (22) between first arc (20), insert respectively in arc (21) of both sides the both sides of second arc (22) and set up, swing joint between second arc (22) and arc (21), the equal fixedly connected with second spring (23) in both sides of second arc (22), the second spring (23) other end and arc (21) lateral wall fixed connection, mounting hole (24) have all been seted up at the top surface center of first arc (20) and second arc (22).

3. The positioning mechanism for machining mechanical parts according to claim 1, wherein: rectangular channel (25) have all been seted up on the lateral wall that movable frame (5) were located shell (1) inner chamber and keep away from rack (6) one side, rectangular channel (25) run through the lateral wall setting of movable frame (5).

4. The positioning mechanism for machining mechanical parts according to claim 1, wherein: first spout (26) have all been seted up on the lateral wall of center one side is kept away from in activity frame (5), two activity grooves have been seted up to the symmetry on fly leaf (7), activity frame (5) run through the activity groove setting, the first slider of fixedly connected with (27) on the activity inslot cavity lateral wall, swing joint between first slider (27) and first spout (26).

5. The positioning mechanism for machining mechanical parts according to claim 1, wherein: a second sliding groove (28) is formed in the side wall of the vertical groove (9), a second sliding block (16) is fixedly connected to the side wall, close to the top end, of the connecting pipe (10), and the second sliding block (16) is movably connected with the second sliding groove (28).

6. The positioning mechanism for machining mechanical parts according to claim 1, wherein: four pneumatic suckers (12) are arranged on the bottom surface of each movable plate (7).

7. The positioning mechanism for machining mechanical parts according to claim 1, wherein: the threaded rod (17) is arranged in the opposite direction of the thread turning direction with the center of the side wall as the two sides of the symmetry axis, and the threaded holes in the two fixing blocks (15) are arranged in the opposite direction of the thread turning direction.