CN209811765U - Lathe quick clamping device - Google Patents

Abstract

The utility model discloses a quick clamping device for a lathe, which comprises a bottom plate, a box is fixedly connected to the left side of the front of the bottom plate, guide holes are opened on the top and bottom of the right side of the box, and the right side of the box inner cavity A worm is movably connected, the left end of the worm penetrates to the outside of the box, the left end of the worm is fixedly connected with a turntable, the right side of the front of the worm is engaged with a worm wheel, and the top and bottom of the worm wheel are fixedly connected with threads The surface of the threaded rod is threaded with a threaded sleeve, the right side of the threaded sleeve is fixedly connected with a connecting block, and the right side of the connecting block passes through the guide hole and is fixedly connected with a moving plate. The utility model has the advantages of quickly positioning and fixing the parts and high processing efficiency, and solves the problem that the existing lathe clamps cannot quickly clamp the parts, and manual debugging and clamping are required. The operation is cumbersome, which reduces the processing efficiency and is inconvenient. problems people use.

Description

Lathe quick card device

technical field

The utility model relates to the technical field of lathes, in particular to a quick clamping device for lathes.

Background technique

A lathe is a machine tool that mainly uses a turning tool to turn a rotating workpiece. Drills, reamers, reamers, taps, dies and knurling tools can also be used on lathes for corresponding processing. Ordinary lathes have a wide range of processing objects, and the adjustment range of spindle speed and feed rate is large, which can process the inner and outer surfaces of workpieces. , end face and internal and external threads. This kind of lathe is mainly operated by workers manually, and the production efficiency is low. It is suitable for single-piece, small-batch production and repair workshops. Most of the lathes are equipped with fixtures. Clamping requires manual debugging and clamping, which is cumbersome to operate, reduces processing efficiency, and is not convenient for people to use.

Utility model content

The purpose of the utility model is to provide a lathe fast clamping device, which has the advantages of fast clamping with parts, fast positioning and fixing of components, and high processing efficiency, and solves the problem that the existing lathe clamps cannot quickly clamp components , It needs to be manually debugged and clamped, and the operation is cumbersome, which reduces the processing efficiency and is not convenient for people to use.

In order to achieve the above object, the utility model provides the following technical solutions: lathe fast card device, including a base plate, the left side of the front of the base plate is fixedly connected with a box, and the top and bottom of the right side of the box are provided with guide holes, The right side of the inner cavity of the box is movably connected with a worm, the left end of the worm penetrates to the outside of the box, the left end of the worm is fixedly connected with a turntable, the right side of the front of the worm is engaged with a worm wheel, the worm wheel Both the top and the bottom are fixedly connected with a threaded rod, the surface of the threaded rod is threadedly connected with a threaded sleeve, the right side of the threaded sleeve is fixedly connected with a connecting block, and the right side of the connecting block passes through the guide hole and is fixedly connected with a moving plate, the right side of the front of the bottom plate is fixedly connected with a vertical plate, the surface of the movable plate is penetrated with a movable rod, one end of the movable rod penetrates through the movable plate and is fixedly connected with a splint, the surface of the movable rod is sleeved There is a first spring, one end of the first spring is fixedly connected to the moving plate, the other end of the first spring is fixedly connected to the splint, and the end of the movable rod away from the splint is fixedly connected to a pull rod.

Preferably, the bottom on the left side of the turntable is provided with a threaded hole, and the bottom on the left side of the turntable is provided with a bolt, the right end of the bolt passes through the threaded hole and contacts the box, and the bolt is threaded into the threaded hole, A handle is fixedly connected to the top on the left side of the turntable.

Preferably, the opposite side of the moving plate is fixedly connected with a second spring, and the side of the second spring away from the moving plate is fixedly connected with the splint.

Preferably, a guide groove is opened on the left side of the vertical plate, a guide rod is fixedly connected to the right side of the moving plate, and the right end of the guide rod extends to the inner cavity of the guide groove and is movably connected to a guide wheel through a rotating shaft. The guide wheel is slidingly connected with the guide groove.

Preferably, a support plate is sheathed on the surface of the threaded rod, and the right side of the support plate is fixedly connected with the right side of the inner cavity of the box.

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

1. The utility model cooperates through the bottom plate, box body, guide hole, worm, turntable, worm gear, threaded rod, threaded sleeve, connecting block, moving plate, vertical plate, movable rod, first spring, splint and pull rod, and has the ability to Fast clamping with components, fast positioning and fixing of components, and high processing efficiency solve the problem that existing lathe fixtures cannot quickly clamp components and require manual debugging and clamping. The operation is cumbersome and reduces processing costs. Efficiency, inconvenient for people to use.

2. The utility model can guide the connection block through the guide hole to facilitate the vertical movement of the connection block. By setting the turntable and the handle, it is convenient for the rotation of the worm. By setting the threaded hole and the bolt, the turntable can be fixed, which improves the The stability of the turntable, by setting the first spring and the second spring, can generate tension on the splint, prompting the splint to squeeze the parts, and quickly fix and clamp the parts, by setting guide grooves, guide rods and guide wheels, the movable plate can be The guide is used to facilitate the movement of the moving plate, and the threaded rod can be supported by setting the support plate to facilitate the rotation of the threaded rod.

Description of drawings

Fig. 1 is a structural representation of the utility model;

Fig. 2 is the enlarged schematic view of the local structure of A in Fig. 1 of the utility model;

Fig. 3 is a schematic front view of the structure of the utility model.

In the figure: 1 bottom plate, 2 box body, 3 guide hole, 4 worm, 5 turntable, 6 worm gear, 7 threaded rod, 8 threaded sleeve, 9 connecting block, 10 moving plate, 11 vertical plate, 12 movable rod, 13 first Spring, 14 splints, 15 pull rods, 16 threaded holes, 17 bolts, 18 second springs, 19 guide grooves, 20 guide rods, 21 guide wheels, 22 support plates.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figure 1-3, the lathe quick clamping device, including the base plate 1, the left side of the front of the base plate 1 is fixedly connected with the box body 2, the top and bottom of the right side of the box body 2 are provided with guide holes 3, the inner cavity of the box body 2 The right side of the worm 4 is movably connected with a worm 4, the left end of the worm 4 penetrates to the outside of the box body 2, the left end of the worm 4 is fixedly connected with the turntable 5, the right side of the front of the worm 4 is meshed with a worm wheel 6, and the top and bottom of the worm wheel 6 are fixed A threaded rod 7 is connected, the surface of the threaded rod 7 is threadedly connected with a threaded sleeve 8, the right side of the threaded sleeve 8 is fixedly connected with a connecting block 9, the right side of the connecting block 9 runs through the guide hole 3 and is fixedly connected with a moving plate 10, a base plate 1. The right side of the front is fixedly connected with a vertical plate 11, and the surface of the movable plate 10 is provided with a movable rod 12. One end of the movable rod 12 penetrates through the movable plate 10 and is fixedly connected with a splint 14. The surface of the movable rod 12 is covered with a first Spring 13, one end of the first spring 13 is fixedly connected with the moving plate 10, the other end of the first spring 13 is fixedly connected with the splint 14, and the end of the movable rod 12 away from the splint 14 is fixedly connected with a pull bar 15, and the bottom of the left side of the turntable 5 is opened There is a threaded hole 16, the bottom of the left side of the turntable 5 is provided with a bolt 17, the right end of the bolt 17 passes through the threaded hole 16 and is in contact with the box body 2, the bolt 17 is threaded with the threaded hole 16, and the top of the left side of the turntable 5 is fixedly connected with a The handle and the opposite side of the moving plate 10 are all fixedly connected with a second spring 18, and the side of the second spring 18 away from the moving plate 10 is fixedly connected with the splint 14, and the left side of the vertical plate 11 is provided with a guide groove 19, and the moving plate 10 The right side of the guide rod 20 is fixedly connected with a guide rod 20, and the right end of the guide rod 20 extends to the inner cavity of the guide groove 19 and is movably connected with a guide wheel 21 through a rotating shaft. The guide wheel 21 is slidingly connected with the guide groove 19, and the surface of the threaded rod 7 is sleeved There is a support plate 22, and the right side of the support plate 22 is fixedly connected with the right side of the inner cavity of the box body 2. Through the guide hole 3, the connecting block 9 can be guided to facilitate the vertical movement of the connecting block 9. By setting the rotating disk 5 and The handle facilitates the rotation of the worm 4. By setting the threaded hole 16 and the bolt 17, the turntable 5 can be fixed, which improves the stability of the turntable 5. By setting the first spring 13 and the second spring 18, tension can be generated on the splint 14 , impel the splint 14 to extrude the parts, and quickly fix and clamp the parts. By setting the guide groove 19, the guide rod 20 and the guide wheel 21, the mobile plate 10 can be guided to facilitate the movement of the mobile plate 10. By setting the support plate 22 , can support the threaded rod 7 to facilitate the rotation of the threaded rod 7, through the bottom plate 1, the box body 2, the guide hole 3, the worm 4, the turntable 5, the worm wheel 6, the threaded rod 7, the threaded sleeve 8, the connecting block 9, and move The plate 10, the vertical plate 11, the movable rod 12, the first spring 13, the splint 14 and the pull rod 15 cooperate to have the advantages of fast clamping with the parts, fast positioning and fixing of the parts, and high processing efficiency. The fixture used for the lathe cannot quickly clamp the parts, and manual debugging and clamping are required. The operation is cumbersome, the processing efficiency is reduced, and it is not convenient for people to use.

When in use, the distance between the two splints 14 is pre-adjusted, the rotating turntable 5 drives the worm 4 to rotate, the worm 4 drives the worm wheel 6 to rotate, the worm wheel 6 drives the threaded rod 7 to rotate, and the threaded rod 7 is threaded with the threaded sleeve 8 to make the thread The sleeve 8 moves vertically, the threaded sleeve 8 drives the connecting block 9 and the moving plate 10 to move vertically, and the moving plate 10 drives the first spring 13 and the splint 14 to move, so that the two splints 14 are close to each other. After debugging, pull the pull rod 15 to drive the movement The rod 12 moves, the movable rod 12 drives the splint 14 to move, the splint 14 compresses the first spring 13 and the second spring 18, places the part between the two splints 14, releases the pull rod 15, the first spring 13 and the second spring 18 Tension is generated on the splint 14, and the splint 14 is urged to clamp the components, so as to achieve the effect of quickly clamping the components.

To sum up: the quick clamping device of the lathe passes through the bottom plate 1, the box body 2, the guide hole 3, the worm screw 4, the turntable 5, the worm wheel 6, the threaded rod 7, the threaded sleeve 8, the connecting block 9, the moving plate 10, and the vertical plate 11. The cooperation of the movable rod 12, the first spring 13, the splint 14 and the pull rod 15 solves the problem that the existing lathe fixture cannot quickly clamp the parts, and manual debugging and clamping are required, which is cumbersome to operate and reduces the processing efficiency , is not convenient for people to use.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (5)

1. Lathe fast clamps puts, including bottom plate (1), its characterized in that: the improved structure of the worm gear box is characterized in that the box body (2) is fixedly connected to the front left side of the bottom plate (1), guide holes (3) are formed in the top and the bottom of the right side of the box body (2), a worm (4) is movably connected to the right side of the inner cavity of the box body (2), the left end of the worm (4) penetrates through the outside of the box body (2), a turntable (5) is fixedly connected to the left end of the worm (4), a worm wheel (6) is meshed to the front right side of the worm (4), a threaded rod (7) is fixedly connected to the top and the bottom of the worm wheel (6), a threaded sleeve (8) is connected to the surface of the threaded rod (7) in a threaded manner, a connecting block (9) is fixedly connected to the right side of the threaded sleeve (8), a movable plate (10) is fixedly connected to the guide holes (3, the surface of movable plate (10) runs through and is provided with movable rod (12), the one end of movable rod (12) runs through movable plate (10) and fixedly connected with splint (14), the surface cover of movable rod (12) is equipped with first spring (13), the one end and the movable plate (10) fixed connection of first spring (13), the other end and splint (14) fixed connection of first spring (13), the one end fixedly connected with pull rod (15) of splint (14) are kept away from in movable rod (12).

2. The lathe quick-clamping device according to claim 1, wherein: threaded hole (16) are seted up to the left bottom of carousel (5), the left bottom of carousel (5) is run through and is provided with bolt (17), the right-hand member of bolt (17) run through threaded hole (16) and contact with box (2), bolt (17) and threaded hole (16) threaded connection, the left top fixedly connected with handle of carousel (5).

3. The lathe quick-clamping device according to claim 1, wherein: and one side, opposite to the moving plate (10), of the second spring (18) is fixedly connected, and one side, far away from the moving plate (10), of the second spring (18) is fixedly connected with the clamping plate (14).

4. The lathe quick-clamping device according to claim 1, wherein: guide way (19) have been seted up to the left side of riser (11), right side fixedly connected with guide bar (20) of movable plate (10), the right-hand member of guide bar (20) extends to the inner chamber of guide way (19) and has leading wheel (21) through pivot swing joint, leading wheel (21) and guide way (19) sliding connection.

5. The lathe quick-clamping device according to claim 1, wherein: the surface cover of threaded rod (7) is equipped with backup pad (22), the right side of backup pad (22) and the right side fixed connection of box (2) inner chamber.