CN220516661U - Electric tool for fastening bolt below clamp - Google Patents

Abstract

The utility model discloses an electric tool for fastening bolts below a clamp, which relates to the technical field of electric tools and comprises a tool head, wherein a driving assembly is arranged in the tool head, the top end of the tool head is rotationally connected with a rotating shaft, the top end of the rotating shaft is fixedly connected with a rotating seat, a guide groove in the rotating disc drives three groups of guide posts to mutually close and slide in a limit groove by pushing a push rod, so that movable blocks at the top ends of the guide posts mutually close and slide in the movable groove, the movable blocks drive a clamping post to move out of a clamping groove, at the moment, a fourth hexagonal post, a third hexagonal post and a second hexagonal post can be disassembled sequentially, the push rod is loosened, the rotating disc can be rotated and reset under the action of a vortex spring, and the clamping post is clamped into the clamping groove to be fixedly installed, so that the first hexagonal post, the second hexagonal post, the third hexagonal post and the fourth hexagonal post of different types can be replaced conveniently.

Description

Electric tool for fastening bolt below clamp

Technical Field

The utility model relates to the technical field of electric tools, in particular to an electric tool for fastening bolts below a clamp.

Background

The fixture is a device for fixing a machining object in a correct position in a mechanical manufacturing process so as to receive construction or detection, and is also called a fixture in a broad sense, in any process in the technical process, a device for quickly, conveniently and safely installing a workpiece can be called a fixture, when the fixture clamps the workpiece in the use process, a bolt below the fixture is usually required to be fastened, and a larger-sized hexagon socket head cap bolt is usually used for the bolt, so that an electric tool is basically used for fastening the bolt, and if a sleeve is manually used for fastening the bolt, the workpiece clamping is easy to be unstable, and time and labor are wasted.

When the bolts of different models below the fastening clamp are fastened, the hexagonal column of the electric tool is required to be detached through the corresponding tool, the disassembly and assembly process is troublesome, time and labor are wasted, and when the bolts are positioned on the inclined planes inside the lower part of the clamp, the electric tool cannot be obliquely placed for fastening the bolts, so that the clamp cannot be normally used.

Disclosure of Invention

The technical scheme of the utility model aims at solving the technical problem that the prior art is too single, provides a solution which is obviously different from the prior art, and particularly aims to provide an electric tool for fastening bolts below a clamp, so as to solve the problem that the prior art proposes that the hexagonal column of the electric tool is detached and replaced through a corresponding tool, and the disassembly and assembly process is troublesome.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an electric tool for fastening anchor clamps below bolt, includes the tool bit, the inside of tool bit is provided with drive assembly, the top of tool bit rotates and is connected with the pivot, the top fixedly connected with of pivot rotates the seat, the top of rotating the seat is fixed to be provided with first hexagonal post, the outer wall cover of first hexagonal post is equipped with the second hexagonal post, the outer wall cover of second hexagonal post is equipped with the third hexagonal post, the outer wall cover of third hexagonal post is equipped with the fourth hexagonal post, the inside of rotating seat and first hexagonal post is provided with and is used for dismantling fixed subassembly to second hexagonal post, third hexagonal post and fourth hexagonal post, one side outer wall of tool bit is provided with the adjusting part that is used for adjusting tool bit angle.

Preferably, the driving assembly comprises a motor fixedly installed inside the tool head, the output end of the motor is fixedly connected with a first bevel gear, and the bottom end of the rotating shaft is fixedly connected with a second bevel gear meshed with the first bevel gear.

Preferably, the fixed subassembly is including vertical fixed at the fixed column of the inside central point department of rotating seat, the outer wall cover of fixed column has the carousel, the outer wall of fixed column and the inner wall fixedly connected with vortex spring of carousel, three guide slots of group have all been seted up to the inside equiangle of carousel, and three groups the guide slot all sets up to the arc structure, three groups of movable slots have been seted up to the bottom equiangle of first hexagonal column, three groups the inside of movable slot all is provided with rather than sliding fit's movable block, the outer wall of movable block all is fixed and is provided with the draw-in post with first hexagonal column sliding fit's draw-in post, the draw-in groove that agrees with mutually with the draw-in post is all seted up to the inside of second hexagonal column, third hexagonal column and fourth hexagonal column, the guide post is all fixedly provided with in the bottom of movable block, the limit slot with guide post sliding fit is seted up on the top of rotating seat, just three guide slots are gone into to the bottom card respectively, the outer wall fixed be provided with the push rod, the outer wall of rotating seat has seted up with sliding fit's spout with the push rod.

Preferably, the adjusting part is including fixed the connecting seat that sets up in instrument head one side outer wall, the inside rotation of connecting seat is connected with the handle, the adjustment tank has been seted up to the outer wall of connecting seat, the outer wall of handle is fixed be provided with adjustment tank sliding fit's traveller, the outer wall of traveller is fixed to be provided with the fixed plate, the inside of fixed plate is provided with rather than sliding fit's locating lever, the outer wall of locating lever is fixed to be provided with the briquetting, the outer wall of locating lever is located the cover between fixed plate and the briquetting and is equipped with reset spring, the outer wall of connecting seat is fixed to be provided with the arc, the locating hole with the locating lever outer wall agrees is seted up to the inside of arc.

Preferably, the adjusting groove is of an arc-shaped structure, and a plurality of positioning holes are formed in the arc-shaped plate at equal angles.

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

(1) The turntable rotates by pushing the push rod, the guide grooves in the turntable push the three groups of guide posts to mutually close and slide in the limit grooves, the movable blocks at the top ends of the guide posts mutually close and slide in the movable grooves, the movable blocks drive the clamping posts to move out of the clamping grooves, at the moment, the fourth hexagonal posts, the third hexagonal posts and the second hexagonal posts can be detached in sequence, the push rod is loosened, the turntable can be rotated and reset under the action of the vortex spring, and the clamping posts are clamped into the clamping grooves to mount and fix the second hexagonal posts, the third hexagonal posts and the fourth hexagonal posts, so that the first hexagonal posts, the second hexagonal posts, the third hexagonal posts and the fourth hexagonal posts with different types can be replaced conveniently;

(2) Through pulling the locating lever and sliding in the fixed plate, the tip of locating lever then shifts out the inside locating hole of arc, and briquetting extrusion reset spring, but rotatable handle rotates in the connecting seat this moment, after adjusting the angle of instrument head, unclamp the locating lever, the locating lever clamps into the inside locating hole that corresponds of arc under reset spring's effect to when the bolt is located the inside inclined plane of anchor clamps below, the convenient angle of adjusting instrument head carries out the fastening of bolt.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of a rotary seat and a fourth hexagonal column according to the present utility model;

FIG. 3 is a schematic top view of a first, second, third and fourth hexagonal column according to the present utility model;

FIG. 4 is a schematic top view of a rotary seat according to the present utility model;

fig. 5 is an enlarged view of the utility model at a in fig. 1.

In the figure: 1. a tool head; 2. a motor; 3. a first helical gear; 4. a rotating shaft; 5. a second helical gear; 6. a rotating seat; 7. a first hexagonal column; 701. a second hexagonal column; 702. a third hexagonal column; 703. a fourth hexagonal column; 8. fixing the column; 9. a turntable; 10. a vortex spring; 11. a guide groove; 12. a movable groove; 13. a movable block; 14. a clamping column; 15. a clamping groove; 16. a guide post; 17. a limit groove; 18. a push rod; 19. a chute; 20. a connecting seat; 21. a grip; 22. an adjustment tank; 23. a spool; 24. a fixing plate; 25. a positioning rod; 26. briquetting; 27. a return spring; 28. an arc-shaped plate; 29. and positioning holes.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution: the utility model provides an electric tool for fastening anchor clamps below bolt, including tool bit 1, the inside of tool bit 1 is provided with drive assembly, the top rotation of tool bit 1 is connected with pivot 4, the top fixedly connected with of pivot 4 rotates seat 6, the top of rotating seat 6 is fixed to be provided with first hexagonal post 7, the outer wall cover of first hexagonal post 7 is equipped with second hexagonal post 701, the outer wall cover of second hexagonal post 701 is equipped with third hexagonal post 702, the outer wall cover of third hexagonal post 702 is equipped with fourth hexagonal post 703, the inside of rotating seat 6 and first hexagonal post 7 is provided with the fixed subassembly that is used for dismantling fixed to second hexagonal post 701, third hexagonal post 702 and fourth hexagonal post 703, one side outer wall of tool bit 1 is provided with the adjusting part that is used for adjusting tool bit 1 angle.

The driving assembly comprises a motor 2 fixedly installed inside the tool head 1, the output end of the motor 2 is fixedly connected with a first bevel gear 3, the bottom end of a rotating shaft 4 is fixedly connected with a second bevel gear 5 meshed with the first bevel gear 3, and the driving assembly is convenient for driving a fixed hexagonal column to rotate for fastening a bolt.

The fixed subassembly is including vertical fixed column 8 in the inside central point department of rotating seat 6, the outer wall cover of fixed column 8 is equipped with carousel 9, the outer wall of fixed column 8 and the inner wall fixedly connected with vortex spring 10 of carousel 9, three guide slots 11 of group have been seted up to the inside equiangle of carousel 9, three guide slots 11 of group all set up to arc structure, three movable slots 12 of group have been seted up to the bottom equiangular degree of first hexagonal column 7, the inside of three movable slots 12 of group all is provided with the movable block 13 rather than sliding fit, the outer wall of movable block 13 is all fixed and is provided with the draw-in post 14 with first hexagonal column 7 sliding fit, the draw-in groove 15 with draw-in post 14 looks matched with is all seted up to the inside of second hexagonal column 701, third hexagonal column 702 and fourth hexagonal column 703, the guide slot 17 with guide slot 16 has all been fixedly provided with in the bottom of movable block 13, the limit slot 17 with guide slot 16 has been seted up on the top of rotating seat 6, and the bottom of guide slot 16 clamps into three guide slots 11 respectively, the outer wall fixed push rod 18 of 9, the outer wall of rotating seat 6 has been provided with the draw-in post 14 with sliding fit with first hexagonal column 18, the draw-in groove 19 is convenient for install the hexagonal column 703 with the fourth hexagonal column 703, the fixed subassembly is dismantled through the third hexagonal column 703.

The adjusting component comprises a connecting seat 20 fixedly arranged on one side outer wall of the tool head 1, a handle 21 is rotatably connected to the inside of the connecting seat 20, an adjusting groove 22 is formed in the outer wall of the connecting seat 20, a sliding column 23 which is in sliding fit with the adjusting groove 22 is fixedly arranged on the outer wall of the handle 21, a fixing plate 24 is fixedly arranged on the outer wall of the sliding column 23, a locating rod 25 which is in sliding fit with the fixing plate 24 is arranged in the fixing plate 24, a pressing block 26 is fixedly arranged on the outer wall of the locating rod 25, a reset spring 27 is sleeved between the fixing plate 24 and the pressing block 26, an arc-shaped plate 28 is fixedly arranged on the outer wall of the connecting seat 20, and a locating hole 29 which is matched with the outer wall of the locating rod 25 is formed in the inner portion of the arc-shaped plate 28, so that the angle of the tool head 1 can be adjusted through the adjusting component.

The adjusting groove 22 is of an arc structure, a plurality of positioning holes 29 are formed in the arc plate 28 at equal angles, so that the sliding column 23 rotates in the adjusting groove 22 when the handle 21 rotates, and the rotating handle 21 is positioned by being clamped into the corresponding positioning holes 29 in the arc plate 28 through the positioning rod 25.

Working principle: when the electric tool for fastening bolts below a clamp is used, firstly, when bolts of different types are required to be fastened, pushing the push rod 18, sliding the push rod 18 in the chute 19, pushing the rotary table 9 to rotate by the push rod 18, rotating the rotary table 9 on the outer wall of the fixed column 8, pulling the vortex spring 10 to deform by the rotary table 9, pushing the three groups of guide columns 16 to slide in the three groups of limit grooves 17 by the guide grooves 11 with equal-angle distribution in an arc structure, driving the three groups of movable blocks 13 to slide in the three groups of movable grooves 12 in a mutually approaching manner, enabling the clamping column 14 to slide in the clamping grooves 15 of the second hexagonal column 701, the third hexagonal column 702 and the fourth hexagonal column 703, and then enabling the fourth hexagonal column 703, the third hexagonal column 702 and the second hexagonal column 701 to slide upwards and be detached in sequence, otherwise loosening the push rod 18, and restoring the deformation of the vortex spring 10 to drive the rotary table 9 to rotate and reset by the same method, and enabling the clamping column 14 to clamp into the clamping groove 15, and enabling the clamping column 14 to slide in the second hexagonal column 701, the third hexagonal column 702, the fourth hexagonal column 702 and the fourth hexagonal column 703 to be conveniently replaced by the same size as the first hexagonal column 703 and the fourth hexagonal column 703;

then, the tool head 1 is stretched into the lower part of the clamp, a hexagonal column with a determined model is clamped into a hexagonal groove of a bolt, the motor 2 is started, the motor 2 drives the first bevel gear 3 to rotate, the first bevel gear 3 is meshed with the second bevel gear 5, the second bevel gear 5 drives the rotating shaft 4 to rotate, and the rotating shaft 4 drives the rotating seat 6 and the fixed hexagonal column to rotate, so that the bolt is fastened;

finally, when the bolt is positioned on the inclined plane inside the lower part of the clamp, the positioning rod 25 is pulled, the positioning rod 25 slides in the fixed plate 24, the pressing block 26 on the outer wall of the positioning rod 25 presses the reset spring 27, the end part of the positioning rod 25 moves out of the positioning hole 29 inside the arc plate 28, the handle 21 is rotated at the moment, the handle 21 rotates in the connecting seat 20, the sliding column 23 on the outer wall of the handle 21 slides in the adjusting groove 22, after the angle of the tool head 1 is adjusted, the positioning rod 25 is loosened, the reset spring 27 returns to deform to push the pressing block 26, so that the end part of the positioning rod 25 is clamped into the corresponding positioning hole 29 inside the arc plate 28 to position the handle 21, and when the electric tool stretches into the lower part of the clamp, the bolt on the inclined plane inside the lower part of the clamp can be fastened.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims (5)

1. An electric tool for fastening a bolt below a clamp, comprising a tool head (1), characterized in that: the inside of instrument head (1) is provided with drive assembly, the top rotation of instrument head (1) is connected with pivot (4), the top fixedly connected with of pivot (4) rotates seat (6), the fixed subassembly that is provided with in top of rotating seat (6) first hexagonal post (7), the outer wall cover of first hexagonal post (7) is equipped with second hexagonal post (701), the outer wall cover of second hexagonal post (701) is equipped with third hexagonal post (702), the outer wall cover of third hexagonal post (702) is equipped with fourth hexagonal post (703), the inside of rotating seat (6) and first hexagonal post (7) is provided with and is used for dismantling fixed subassembly to second hexagonal post (701), third hexagonal post (702) and fourth hexagonal post (703), the outer wall of one side of instrument head (1) is provided with the adjusting part that is used for adjusting instrument head (1) angle.

2. A power tool for tightening a bolt under a clamp according to claim 1, wherein: the driving assembly comprises a motor (2) fixedly mounted inside the tool head (1), the output end of the motor (2) is fixedly connected with a first bevel gear (3), and the bottom end of the rotating shaft (4) is fixedly connected with a second bevel gear (5) meshed with the first bevel gear (3).

3. A power tool for tightening a bolt under a clamp according to claim 1, wherein: the fixed component comprises a fixed column (8) vertically fixed at the center point of the inside of a rotating seat (6), a turntable (9) is sleeved on the outer wall of the fixed column (8), a vortex spring (10) is fixedly connected with the outer wall of the fixed column (8) and the inner wall of the turntable (9), three groups of guide grooves (11) are formed in the inner equal angle of the turntable (9), three groups of guide grooves (11) are all arranged into an arc-shaped structure, three groups of movable grooves (12) are formed in the bottom of a first hexagonal column (7) at equal angles, movable blocks (13) which are in sliding fit with the movable grooves are arranged in the movable grooves (12), clamping columns (14) which are in sliding fit with the first hexagonal column (7) are fixedly arranged on the outer wall of the movable blocks (13), clamping grooves (15) which are matched with the clamping columns (14) are formed in the inner parts of a second hexagonal column (701), a third hexagonal column (702) and a fourth hexagonal column (703), clamping grooves (13) are formed in the bottom ends of the movable blocks (13) are all provided with guide grooves (16), the bottom ends of the movable blocks (13) are provided with the guide grooves (16), the bottom ends of the guide blocks (16) are arranged on the movable blocks (13), the bottom ends of the movable blocks (13) are provided with the clamping columns (16) which are in sliding fit with the first hexagonal column (7), the outer wall of the rotating seat (6) is provided with a sliding groove (19) which is in sliding fit with the push rod (18).

4. A power tool for tightening a bolt under a clamp according to claim 1, wherein: the utility model provides a tool head, including fixed setting up connecting seat (20) in instrument head (1) one side outer wall, the inside rotation of connecting seat (20) is connected with handle (21), regulating groove (22) have been seted up to the outer wall of connecting seat (20), the outer wall of handle (21) is fixed be provided with regulating groove (22) sliding fit's traveller (23), the fixed plate (24) that is provided with of outer wall of traveller (23), the inside of fixed plate (24) is provided with rather than sliding fit's locating lever (25), the fixed briquetting (26) that is provided with of outer wall of locating lever (25), the outer wall of locating lever (25) is located between fixed plate (24) and briquetting (26) and overlaps reset spring (27), the fixed locating hole (29) that agree with the outer wall of locating lever (25) that are provided with of outer wall of connecting seat (20) are provided with arc (28).

5. A power tool for tightening a bolt under a clamp as set forth in claim 4, wherein: the adjusting groove (22) is of an arc-shaped structure, and a plurality of positioning holes (29) are formed in the arc-shaped plate (28) at equal angles.