CN210879365U

CN210879365U - Positioning and clamping auxiliary tool for machining

Info

Publication number: CN210879365U
Application number: CN201921876636.7U
Authority: CN
Inventors: 李耀辉; 李文静
Original assignee: Xuchang University
Current assignee: Xuchang University
Priority date: 2019-10-31
Filing date: 2019-10-31
Publication date: 2020-06-30
Anticipated expiration: 2029-10-31

Abstract

The utility model relates to the technical field of auxiliary tools, and discloses a positioning and clamping auxiliary tool for machining, wherein the upper surface of a support rod is movably connected with a top plate, the outer surface of the support rod is slidably connected with a slide block, the upper surface of the top plate is connected with a fastening bolt in a penetrating way, one side of the slide block is fixedly connected with a clamping plate, the front surface of the slide block is connected with a first limit bolt in a penetrating way, the inner part of the clamping plate is slidably connected with an adjusting component, and the lower surface of the clamping plate is movably connected with a sliding component, the utility model can adjust the length of the clamping plate according to the length of a workpiece to be clamped better when clamping workpieces with different lengths by adding the adjusting component, so that the utility model is better suitable for the workpiece, is more convenient for the operation of workers, and the sliding component can enable the workpiece to be clamped and fastened when clamping the utility, prevent the workpiece from loosening and influencing the processing quality of the workpiece.

Description

Positioning and clamping auxiliary tool for machining

Technical Field

The utility model relates to an auxiliary fixtures technical field specifically is a tight auxiliary fixtures of location clamp for machining.

Background

At present, in machining, especially in machining in a small-batch production mode, a positioning element and a clamping element of a used positioning and clamping device for machining are usually separated and independent, the workload of an operator is large when the positioning element and the clamping element are installed, and an auxiliary positioning and clamping tool can be convenient for the operator to machine a workpiece. Therefore, a positioning and clamping auxiliary tool for machining is provided by the technical personnel in the field, so as to solve the problems in the background technology.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a tight auxiliary fixtures of location clamp for machining to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a tight auxiliary fixtures of location clamp for machining, includes the bracing piece, the upper surface swing joint of bracing piece has the roof, and the surface sliding connection of bracing piece has the slider, the upper surface through connection of roof has fastening bolt, one side fixedly connected with splint of slider, and the front surface through connection of slider has first spacing bolt, the inside sliding connection of splint has adjusting part, and the lower surface swing joint of splint has sliding part.

As a further aspect of the present invention: the adjusting part comprises an adjusting knob, a rack, a rotating shaft, a gear, an extending plate, a second limiting bolt and a limiting plate, the rack is fixedly connected with the upper surface of the extending plate, the upper surface of the clamping plate penetrates through and rotates to be connected with the rotating shaft, the adjusting knob is fixedly connected with the top end of the rotating shaft, the gear is fixedly connected with the bottom end of the rotating shaft, the limiting plate is fixedly connected with one side of the gear, and the second limiting bolt penetrates through and is connected with the upper surface of the limiting plate.

As a further aspect of the present invention: the sliding assembly comprises a spring, a telescopic groove, a telescopic rod, a sliding groove, a limiting strip, a sliding rod, a limiting block and a bottom plate, wherein the upper surface of the bottom plate is fixedly connected with the telescopic groove, the front surface of the bottom plate is fixedly connected with the sliding rod, the inside of the telescopic groove is slidably connected with the telescopic rod, the lower surface of the telescopic rod is fixedly connected with the spring, one side of the sliding rod is fixedly connected with the limiting strip, the outer surface of the sliding rod is slidably connected with the limiting block, the limiting groove is formed in one side of the limiting block, and the sliding groove is.

As a further aspect of the present invention: the gear and the rack are matched and meshed and connected, and the gear and the rack are made of stainless steel.

As a further aspect of the present invention: the length of extension board is less than the length of splint, and the material of extension board is stainless steel.

As a further aspect of the present invention: the limiting strips are matched with the limiting grooves and are connected with the limiting grooves in a clamping mode.

As a further aspect of the present invention: the length of the top plate is greater than that of the sliding block, and the centers of the top plate and the sliding block are located on the same vertical line.

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

the utility model discloses an increased the adjusting part can the utility model discloses better length of the length adjustment splint of the work piece of centre gripping as required when the work piece of the different length of centre gripping makes the utility model discloses better adaptation work piece makes things convenient for staff's operation more, can be in through having increased sliding assembly the utility model discloses make the work piece by the fastening more of centre gripping in the time of the centre gripping work piece, prevent that the work piece is not hard up, influence the processing quality of work piece.

Drawings

FIG. 1 is a schematic structural view of a positioning and clamping auxiliary tool for machining;

FIG. 2 is a schematic view of a gear mounting structure in a positioning and clamping auxiliary tool for machining;

FIG. 3 is a schematic view of an installation structure of a rotating shaft in a positioning and clamping auxiliary tool for machining;

FIG. 4 is a schematic structural view of a slide assembly in the auxiliary positioning and clamping tool for machining;

FIG. 5 is an enlarged view of portion A of FIG. 1;

fig. 6 is an enlarged view of a portion B in fig. 1.

In the figure: 1. an adjustment assembly; 2. a splint; 3. adjusting a knob; 4. fastening a bolt; 5. a top plate; 6. a support bar; 7. a first limit bolt; 8. a slider; 9. a sliding assembly; 10. a rack; 11. a rotating shaft; 12. a gear; 13. a spring; 14. an extension plate; 15. a telescopic groove; 16. a telescopic rod; 17. a second limit bolt; 18. a limiting plate; 19. a chute; 20. a limiting groove; 21. a limiting strip; 22. a slide bar; 23. a limiting block; 24. a base plate.

Detailed Description

Please refer to fig. 1 to 6, in an embodiment of the present invention, an auxiliary positioning and clamping tool for machining, including a supporting rod 6, the upper surface of the supporting rod 6 is movably connected with a top plate 5, and the outer surface of the supporting rod 6 is slidably connected with a slider 8, the upper surface of the top plate 5 is connected with a fastening bolt 4 through a connection manner, one side of the slider 8 is fixedly connected with a clamping plate 2, and the front surface of the slider 8 is connected with a first limit bolt 7 through a connection manner, the length of the top plate 5 is greater than that of the slider 8, and the centers of the top plate 5 and the slider 8 are located on the same.

In fig. 1, 2, 3 and 5: the inside sliding connection of splint 2 has adjusting part 1, adjusting part 1 includes adjust knob 3, rack 10, pivot 11, gear 12, extension board 14, second spacing bolt 17 and limiting plate 18, extension board 14's last fixed surface is connected with rack 10, splint 2's upper surface through rotation is connected with pivot 11, pivot 11's top fixedly connected with adjust knob 3, and pivot 11's bottom fixedly connected with gear 12, one side fixedly connected with limiting plate 18 of gear 12, limiting plate 18's upper surface through connection has second spacing bolt 17, gear 12 and rack 10 looks adaptation, and gear 12 is connected with the meshing of rack 10, gear 12 is the stainless steel with the material of rack 10, extension board 14's length is less than splint 2's length, and extension board 14's material is the stainless steel, the utility model discloses an it can to have increased adjusting part 1 the utility model discloses better length adjustment splint 2's of work piece as required centre gripping when the work piece of different length of centre gripping is not gone up And the utility model discloses better adaptation work piece makes things convenient for staff's operation more.

In fig. 1, 4 and 6: the lower surface of the splint 2 is movably connected with a sliding component 9, the sliding component 9 comprises a spring 13, a telescopic groove 15, a telescopic rod 16, a sliding groove 19, a limiting groove 20, a limiting strip 21, a sliding rod 22, a limiting block 23 and a bottom plate 24, the upper surface of the bottom plate 24 is fixedly connected with the telescopic groove 15, the front surface of the bottom plate 24 is fixedly connected with the sliding rod 22, the telescopic groove 15 is internally and slidably connected with the telescopic rod 16, the lower surface of the telescopic rod 16 is fixedly connected with the spring 13, one side of the sliding rod 22 is fixedly connected with the limiting strip 21, the outer surface of the sliding rod 22 is slidably connected with the limiting block 23, one side of the limiting block 23 is provided with the limiting groove 20, the upper surface of the limiting block 23 is provided with the sliding groove 19, the limiting strip 21 is matched with the limiting groove 20, the limiting strip 21 is mutually clamped and connected with the limiting groove 20, prevent the workpiece from loosening and influencing the processing quality of the workpiece.

The utility model discloses a theory of operation is: when the utility model is used, firstly, the first limit bolt 7 is unscrewed to enable the slide block 8 and the clamp plate 2 to slide up and down on the support rod 6, then the clamp plate 2 is clamped on a workpiece to be processed, then the extension length of the extension plate 14 is adjusted according to the size of the workpiece, when the extension plate 14 is needed to be used, the second limit bolt 17 is unscrewed, then the adjusting knob 3 is rotated to enable the gear 12 to drive the rack 10 to move, thereby driving the extension plate 14 to stretch, the second limit bolt 17 is screwed after the extension plate 14 moves to a proper position, then the first limit bolt 7 on the slide block 8 is screwed, the workpiece is firmly clamped, the workpiece can be prevented from falling off through the arrangement of the sliding component 9, the workpiece is clamped more firmly, the bottom plate 24 moves towards the clamp plate 2 when the workpiece is clamped, the spring 13 is compressed, the elastic force of the spring 13 is increased to the workpiece, prevent that the work piece becomes flexible and lead to work piece machining precision low.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a tight auxiliary fixtures of location clamp for machining, includes bracing piece (6), its characterized in that, the upper surface swing joint of bracing piece (6) has roof (5), and the surface sliding connection of bracing piece (6) has slider (8), the upper surface through connection of roof (5) has fastening bolt (4), one side fixedly connected with splint (2) of slider (8), and the front surface through connection of slider (8) has first spacing bolt (7), the inside sliding connection of splint (2) has adjusting part (1), and the lower surface swing joint of splint (2) has sliding part (9).

2. The auxiliary positioning and clamping tool for machining according to claim 1, characterized in that the adjusting assembly (1) comprises an adjusting knob (3), a rack (10), a rotating shaft (11), a gear (12), an extending plate (14), a second limiting bolt (17) and a limiting plate (18), the rack (10) is fixedly connected to the upper surface of the extending plate (14), the rotating shaft (11) is rotatably connected to the upper surface of the clamping plate (2) in a penetrating manner, the adjusting knob (3) is fixedly connected to the top end of the rotating shaft (11), the gear (12) is fixedly connected to the bottom end of the rotating shaft (11), the limiting plate (18) is fixedly connected to one side of the gear (12), and the second limiting bolt (17) is fixedly connected to the upper surface of the limiting plate (18).

3. The auxiliary positioning and clamping tool for machining according to claim 1, wherein the sliding assembly (9) comprises a spring (13), a telescopic groove (15), a telescopic rod (16), a sliding groove (19), a limiting groove (20), a limiting strip (21), a sliding rod (22), a limiting block (23) and a bottom plate (24), the upper surface of the bottom plate (24) is fixedly connected with the telescopic groove (15), the front surface of the bottom plate (24) is fixedly connected with the sliding rod (22), the telescopic rod (16) is slidably connected inside the telescopic groove (15), the lower surface of the telescopic rod (16) is fixedly connected with the spring (13), one side of the sliding rod (22) is fixedly connected with the limiting strip (21), the outer surface of the sliding rod (22) is slidably connected with the limiting block (23), one side of the limiting block (23) is provided with the limiting groove (20), and the upper surface of the limiting block (23) is provided with a sliding groove (19).

4. The auxiliary positioning and clamping tool for machining according to claim 2, wherein the gear (12) is matched with the rack (10), the gear (12) is meshed with the rack (10), and the gear (12) and the rack (10) are made of stainless steel.

5. The auxiliary positioning and clamping tool for machining according to claim 2, wherein the length of the extension plate (14) is smaller than that of the clamping plate (2), and the extension plate (14) is made of stainless steel.

6. The auxiliary positioning and clamping tool for machining according to claim 3, wherein the limiting strip (21) is matched with the limiting groove (20), and the limiting strip (21) is connected with the limiting groove (20) in a clamping manner.

7. The auxiliary positioning and clamping tool for machining according to claim 1, wherein the length of the top plate (5) is greater than that of the sliding block (8), and the centers of the top plate (5) and the sliding block (8) are located on the same vertical line.