CN214559076U

CN214559076U - Machining clamping device

Info

Publication number: CN214559076U
Application number: CN202120452115.XU
Authority: CN
Inventors: 刘玮; 刘翠莲; 柳博
Original assignee: Lanzhou Modern Vocational College
Current assignee: Lanzhou Modern Vocational College
Priority date: 2021-03-02
Filing date: 2021-03-02
Publication date: 2021-11-02
Anticipated expiration: 2031-03-02

Abstract

The utility model relates to a machining technical field just discloses a machining clamping device, comprising a base plate, the spout has been seted up to the bottom plate upper surface, the inside movable block that is provided with of spout, fixed surface is connected with the mount pad on the bottom plate, movable block upper surface and lower surface are provided with anchor clamps group and first transmission shaft respectively. This machining clamping device, through setting up slider and second transmission shaft, the connecting rod that makes the left and right sides can make things convenient for simultaneously effectual first transmission shaft that drives the left and right sides respectively, movable block and anchor clamps group move to the inboard along the orbit of spout, not only can be comparatively convenient and fast fix spherical part, and the anchor clamps group of the left and right sides moves to the inboard simultaneously, can make the spherical part after fixing comparatively accurate align with the drill bit, and then comparatively accurate fixes spherical part, clamping device's practicality has been improved greatly.

Description

Machining clamping device

Technical Field

The utility model relates to a machining technical field specifically is a machining clamping device.

Background

The mechanical parts are also called mechanical elements, are basic elements forming the machinery, and are single parts which are not detachable and form the machinery and the machinery; the spherical part is fixed between two straight plates in the processing of the spherical part in the prior art, and then is drilled, because the spherical part is in contact with the straight plates, the friction force is small, so when a drilling machine is used for drilling holes on the spherical part, the spherical part is stressed greatly and can slide between the two groups of straight plates, the spherical part deviates from a set drilling track, the drilling work can not be accurately and quickly carried out, the spherical part can be damaged, and the manufacturing cost of the spherical part is increased.

For example, chinese patent publication No. CN212095387U discloses a clamping device for machining a spherical mechanical part, which comprises a worktable, a fixed plate, a sliding chute, a sliding plate, a through groove, a sliding column, a tightening plate, a fastening nut, a pull column, a tightening spring and a fixed block, wherein the tightening plate can move up and down in the through groove via the sliding column, the fastening nut is in threaded connection with the extending end of the sliding column to fix the tightening plate and the sliding plate, so that the tightening plate corresponds to the center line of the spherical part, the fixed plate and the tightening plate are both in a "V" shape, the sliding plate drives the tightening plate to tightly fix the spherical part between the fixed plate and the tightening plate by the cooperation of the pull column and the tightening spring, thereby increasing the friction force between the spherical part and the fixed plate and the tightening plate, preventing the spherical part from deviating from a predetermined drilling track, and preventing the drilling work from being performed accurately and rapidly, the spherical part is prevented from being damaged due to drilling work, and the manufacturing cost of the spherical part is reduced; when in actual use, the spherical part is contacted with the inner wall of the fixed plate, the sliding plate is driven to move right to the fastening plate, and the fastening plate is matched with the fixed plate to fix the spherical part, although the fixing can be quicker, the drilling machine is required to move to align the circle center of the drill bit and the circle center of the spherical part during subsequent drilling, the use is time-consuming and labor-consuming, and the practicability of the clamping device is reduced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a machining clamping device has solved the problem of proposing among the above-mentioned background art.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a machining clamping device comprises a bottom plate, a sliding groove is formed in the upper surface of the bottom plate, a moving block is arranged inside the sliding groove, the upper surface of the bottom plate is fixedly connected with a placing seat, the upper surface and the lower surface of the moving block are respectively provided with a clamp group and a first transmission shaft, the lower surface of the bottom plate is fixedly connected with a slide rail and a motor, the outer surface of the slide rail is sleeved with a slide block, the rear side and the front side of the lower surface of the sliding block are respectively and fixedly connected with a second transmission shaft and a first transmission rod, the first transmission shaft and the second transmission shaft are in transmission connection through a connecting rod, the front side of the lower surface of the bottom plate is rotatably connected with a rotating shaft, the outer surface of the rotating shaft is sleeved with a worm wheel, the outer surface of the rotating shaft is fixedly connected with a second transmission rod, the output end of the motor is sleeved with a worm meshed with the worm wheel, the lower surface of the bottom plate is fixedly connected with a supporting leg, and the lower surface of the second transmission rod is inserted with a third transmission shaft.

Preferably, the fixture set comprises a first fixing block and a second fixing block, a convex block is fixedly connected to the inner side face of the second fixing block, mounting shafts are fixedly connected to the lower surfaces of the first fixing block and the second fixing block at the top, and mounting holes and concave grooves are formed in the upper surfaces of the first fixing block and the second fixing block.

Preferably, the diameter of mounting hole is eleven millimeters, and the diameter of installation axle is ten some five millimeters, and installs the lower surface edge of axle and do the radius processing, and the radius of radius one millimeter.

Preferably, the middle part of the outer surface of the rotating shaft is fixedly connected with a rectangular block, the height of the rectangular block is larger than the thickness of the worm wheel, and a structure formed by the rotating shaft and the rectangular block is inserted into the upper surface of the worm wheel.

Preferably, the middle part of the lower surface of the first transmission rod is provided with a circular transmission chute matched with the third transmission shaft, the width of the circular transmission chute is twenty millimeters, and the diameter of the third transmission shaft is nineteen millimeters.

Preferably, the top of the outer surface of the first transmission shaft is fixedly connected with a circular truncated cone, the diameter of the lower surface of the circular truncated cone is equal to that of the first transmission shaft, and the upper surface of the circular truncated cone is welded with the lower surface of the moving block.

(III) advantageous effects

Compared with the prior art, the utility model provides a machining clamping device possesses following beneficial effect:

1. this machining clamping device, through setting up slider and second transmission shaft, the connecting rod that makes the left and right sides can make things convenient for simultaneously effectual first transmission shaft that drives the left and right sides respectively, movable block and anchor clamps group move to the inboard along the orbit of spout, not only can be comparatively convenient and fast fix spherical part, and the anchor clamps group of the left and right sides moves to the inboard simultaneously, can make the spherical part after fixing comparatively accurate align with the drill bit, and then comparatively accurate fixes spherical part, clamping device's practicality has been improved greatly.

2. This machining clamping device, through setting up the worm wheel, second transfer line and third transmission shaft, make first transfer line can comparatively stabilize effectual drive slider and the orbit motion of second transmission line along the slide rail, and then make the first transmission line of the left and right sides can stabilize the effectual movable block that drives the left and right sides respectively simultaneously and remove, the anchor clamps group that makes the left and right sides can be stable fixes the spherical part, can be more stable fix the spherical part, comparatively effectual spherical part fragile problem of having avoided, clamping device's practicality has been improved.

3. This machining clamping device through setting up concave groove and convex piece, makes the second fixed block can comparatively make things convenient for effectually be connected with first fixed block, through setting up installation axle and mounting hole, makes first fixed block and the second fixed block that is located the top respectively with be located the first fixed block and the connection that the second fixed block can be convenient of bottom, and then make first fixed block and second fixed block can be comparatively convenient fix not unidimensional spherical part, improved clamping device's practicality greatly.

Drawings

Fig. 1 and 2 are schematic structural views of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2 according to the present invention;

FIG. 4 is an enlarged schematic view of the structure at B in FIG. 2 according to the present invention;

fig. 5 is a schematic view of the structure of the clamp set of the present invention.

In the figure: 1. a base plate; 2. a chute; 3. a moving block; 4. placing a seat; 5. a clamp group; 501. a first fixed block; 502. a second fixed block; 503. a convex block; 504. installing a shaft; 505. a concave groove; 506. mounting holes; 6. a first drive shaft; 7. a slide rail; 8. an electric motor; 9. a slider; 10. a second drive shaft; 11. a first drive lever; 12. a connecting rod; 13. a rotating shaft; 14. a worm gear; 15. a second transmission rod; 16. a worm; 17. supporting legs; 18. and a third transmission shaft.

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. 1-5, the present invention provides a technical solution: a machining clamping device comprises a bottom plate 1, a sliding groove 2 is formed in the upper surface of the bottom plate 1, a moving block 3 is arranged inside the sliding groove 2, a placing seat 4 is fixedly connected to the upper surface of the bottom plate 1, a clamp group 5 and a first transmission shaft 6 are respectively arranged on the upper surface and the lower surface of the moving block 3, a sliding rail 7 and a motor 8 are fixedly connected to the lower surface of the bottom plate 1, the model of the motor 8 is PE-PL, a sliding block 9 is sleeved on the outer surface of the sliding rail 7, a second transmission shaft 10 and a first transmission rod 11 are respectively and fixedly connected to the rear side and the front side of the lower surface of the sliding block 9, the first transmission shaft 6 and the second transmission shaft 10 are in transmission connection through a connecting rod 12, the connecting rods 12 on the left side and the right side can simultaneously, conveniently and effectively drive the first transmission shaft 6, the moving block 3 and the clamp group 5 on the left side and the right side to move inwards along the track of the sliding groove 2 respectively, not only can conveniently and quickly fix the spherical parts, but also the clamp groups 5 on the left side and the right side move inwards at the same time, so that the fixed spherical parts can be aligned with the drill bit more accurately, and further the spherical parts can be fixed more accurately, the practicability of the clamping device is greatly improved, the front side of the lower surface of the bottom plate 1 is rotatably connected with a rotating shaft 13, the outer surface of the rotating shaft 13 is sleeved with a worm wheel 14, the outer surface of the rotating shaft 13 is fixedly connected with a second transmission rod 15, the output end of the motor 8 is sleeved with a worm 16 meshed with the worm wheel 14, the lower surface of the bottom plate 1 is fixedly connected with a supporting leg 17, the lower surface of the second transmission rod 15 is inserted with a third transmission shaft 18, and the first transmission rod 11 can stably and effectively drive the sliding block 9 and the second transmission shaft 10 to move along the track of the sliding rail 7 by arranging the worm wheel 14, the second transmission rod 15 and the third transmission shaft 18, and then make the first transmission shaft 6 of the left and right sides can stabilize effectual movable block 3 that drives the left and right sides respectively simultaneously and remove, make the anchor clamps group 5 of the left and right sides can be stable fix the spherical part, can be more stable fix the spherical part, comparatively effectual easy damaged problem of spherical part of having avoided has improved clamping device's practicality.

In the utility model, in order to conveniently fix spherical parts with different sizes, the clamp set 5 is arranged to comprise a first fixed block 501 and a second fixed block 502, the inner side surface of the second fixed block 502 is fixedly connected with a convex block 503, the lower surfaces of the first fixed block 501 and the second fixed block 502 at the top are fixedly connected with a mounting shaft 504, the upper surfaces of the first fixed block 501 and the second fixed block 502 are provided with a mounting hole 506 and a concave groove 505, the clamp set 5 improves the convenience of fixing the spherical parts with different sizes, the second fixed block 502 can be conveniently and effectively connected with the first fixed block 501 by arranging the concave groove 505 and the convex block 503, the first fixed block 501 and the second fixed block 502 at the top can be conveniently connected with the first fixed block 501 and the second fixed block 502 at the bottom respectively by arranging the mounting shaft 504 and the mounting hole 506, and then make first fixed block 501 and second fixed block 502 can be comparatively convenient fix the bulb part of unidimensional not, improved clamping device's practicality greatly.

The utility model discloses in, in order to make the first fixed block 501 and the second fixed block 502 that are located the top respectively with be located the first fixed block 501 and the second fixed block 502 of bottom can be convenient be connected, consequently the diameter that sets up mounting hole 506 is eleven millimeters, and the diameter of installation axle 504 is ten some five millimeters, and the fillet is handled to installation axle 504 lower surface edge, and the radius of fillet is a millimeter, the convenience of installation axle 504 with mounting hole 506 adaptation has been improved in the fillet processing.

The utility model discloses in, in order to make the worm wheel 14 can be stable drive pivot 13 rotate, consequently at 13 outer surface middle part fixedly connected with rectangular blocks of pivot, and the thickness that highly is greater than worm wheel 14 of rectangular block, and the structure that pivot 13 and rectangular block become pegs graft with 14 upper surfaces of worm wheel, and the rectangular block has improved the stability of pivot 13 and the linkage of worm wheel 14.

The utility model discloses in, in order to make the first transmission pole 11 motion of drive that third transmission shaft 18 can be convenient, consequently set up the circular transmission spout with 18 looks adaptations of third transmission shaft at 11 lower surface middle parts of first transmission pole, and the width of circular transmission spout is twenty millimeters, and the diameter of third transmission shaft 18 is nineteen millimeters, and circular transmission spout has improved the convenience that third transmission shaft 18 drove 11 motions of first transmission pole.

The utility model discloses in, in order to make the drive movable block 3 motion that first transmission shaft 6 can be stable, consequently at 6 outer surface top fixedly connected with round platforms of first transmission shaft, and the diameter size of round platform lower surface equals with 6 diameter sizes of first transmission shaft, and the surface weld under round platform upper surface and the movable block 3, the welding has improved the stability that first transmission shaft 6 and round platform and movable block 3 are connected.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

When in use, the mounting hole 506 is aligned with the mounting shaft 504, the convex block 503 is aligned with the concave groove 505, then the first fixing block 501 and the second fixing block 502 at the top are respectively connected with the first fixing block 501 and the second fixing block 502 at the bottom, the first fixing block 501 and the second fixing block 502 are connected, then the spherical part is placed on the placing seat 4, then the motor 8 is started, the output end of the motor 8 drives the worm 16 to rotate clockwise, the worm 16 is in meshed transmission with the worm wheel 14, the worm wheel 14 drives the rotating shaft 13 and the second transmission rod 15 to rotate anticlockwise, the second transmission rod 15 drives the third transmission shaft 18 to move, the middle part of the lower surface of the first transmission rod 11 is provided with a circular transmission chute matched with the third transmission shaft 18, further the first transmission rod 11 drives the sliding block 9 and the second transmission rod 10 to move backwards along the track of the sliding rail 7, the second transmission rod 10 is in transmission connection with the first transmission shaft 6 through the connecting rod 12, and then the first transmission shaft 6 drives the moving block 3 and the clamp group 5 to move inwards along the track of the sliding groove 2, when the inner side surface of the second fixing block 502 is in close contact with the outer surface of the spherical part, the motor 8 is turned off, and finally the drill bit is used for drilling the spherical part.

In conclusion, this machining clamping device, through setting up slider 9 and second transmission shaft 10, make the connecting rod 12 of the left and right sides can make things convenient for effectual first transmission shaft 6 that drives the left and right sides respectively simultaneously, movable block 3 and anchor clamps group 5 move to the inboard along the orbit of spout 2, not only can be fixed to spherical part by comparatively convenient and fast, and the anchor clamps group 5 of the left and right sides moves to the inboard simultaneously, can make the spherical part after fixing comparatively accurate align with the drill bit, and then comparatively accurate fixes spherical part, clamping device's practicality has been improved greatly.

This machining clamping device, through setting up worm wheel 14, second transfer line 15 and third transmission shaft 18, make first transfer line 11 can comparatively stabilize effectual drive slider 9 and second transmission shaft 10 along the orbit motion of slide rail 7, and then make the first transmission shaft 6 of the left and right sides can stabilize effectual movable block 3 that drives the left and right sides respectively simultaneously and remove, the anchor clamps group 5 that makes the left and right sides can be stable fixes the spherical part, can be more stable fix the spherical part, comparatively effectual easy damaged problem of spherical part of having avoided, clamping device's practicality has been improved.

This machining clamping device, through setting up concave groove 505 and convex block 503, make second fixed block 502 can be comparatively convenient effectual be connected with first fixed block 501, through setting up installation axle 504 and mounting hole 506, make first fixed block 501 and second fixed block 502 that are located the top respectively with be located the first fixed block 501 and the connection that second fixed block 502 can be convenient of bottom, and then make first fixed block 501 and second fixed block 502 can be comparatively convenient fix not unidimensional spherical part, clamping device's practicality has been improved greatly.

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 machining clamping device, includes bottom plate (1), its characterized in that: the upper surface of the bottom plate (1) is provided with a sliding groove (2), a moving block (3) is arranged in the sliding groove (2), the upper surface of the bottom plate (1) is fixedly connected with a placing seat (4), the upper surface and the lower surface of the moving block (3) are respectively provided with a clamp group (5) and a first transmission shaft (6), the lower surface of the bottom plate (1) is fixedly connected with a sliding rail (7) and a motor (8), the outer surface of the sliding rail (7) is sleeved with a sliding block (9), the rear side and the front side of the lower surface of the sliding block (9) are respectively fixedly connected with a second transmission shaft (10) and a first transmission rod (11), the first transmission shaft (6) and the second transmission shaft (10) are in transmission connection through a connecting rod (12), the front side of the lower surface of the bottom plate (1) is rotatably connected with a rotating shaft (13), and the outer surface of the rotating shaft (13) is sleeved with a worm wheel (14), the outer surface of the rotating shaft (13) is fixedly connected with a second transmission rod (15), the output end of the motor (8) is sleeved with a worm (16) meshed with the worm wheel (14), the lower surface of the bottom plate (1) is fixedly connected with supporting legs (17), and the lower surface of the second transmission rod (15) is inserted with a third transmission shaft (18).

2. A machining fixture according to claim 1, wherein: the fixture set (5) comprises a first fixing block (501) and a second fixing block (502), a convex block (503) is fixedly connected to the inner side face of the second fixing block (502), mounting shafts (504) are fixedly connected to the lower surfaces of the first fixing block (501) and the second fixing block (502) at the top, and mounting holes (506) and grooves (505) are formed in the upper surfaces of the first fixing block (501) and the second fixing block (502).

3. A machining fixture according to claim 2, wherein: the diameter of the mounting hole (506) is eleven millimeters, the diameter of the mounting shaft (504) is ten-point five millimeters, the edge of the lower surface of the mounting shaft (504) is rounded, and the radius of the rounded corner is one millimeter.

4. A machining fixture according to claim 1, wherein: the middle part of the outer surface of the rotating shaft (13) is fixedly connected with a rectangular block, the height of the rectangular block is larger than the thickness of the worm wheel (14), and a structure formed by the rotating shaft (13) and the rectangular block is spliced with the upper surface of the worm wheel (14).

5. A machining fixture according to claim 1, wherein: the middle part of the lower surface of the first transmission rod (11) is provided with a circular transmission chute matched with the third transmission shaft (18), the width of the circular transmission chute is twenty millimeters, and the diameter of the third transmission shaft (18) is nineteen millimeters.

6. A machining fixture according to claim 1, wherein: the top of the outer surface of the first transmission shaft (6) is fixedly connected with a circular truncated cone, the diameter of the lower surface of the circular truncated cone is equal to that of the first transmission shaft (6), and the upper surface of the circular truncated cone is welded with the lower surface of the moving block (3).