CN218658428U - Handheld auxiliary clamp for polishing - Google Patents

Abstract

The utility model discloses a handheld supplementary anchor clamps polish, which comprises a cross beam, the both ends of crossbeam are equipped with the handle, be connected with solid fixed splint and movable clamp plate on the crossbeam, movable clamp plate and solid fixed splint cooperation, gu fixed splint and crossbeam fixed connection, gu fixed splint's upper end tip is equipped with down the clamp splice, the upper end of clamp splice is equipped with down presss from both sides the groove down, movable clamp plate is located solid fixed splint's top, and movable clamp plate is articulated with the crossbeam, and movable clamp plate's lower extreme is equipped with and presss from both sides the last clamp splice of clamp splice complex down, the lower extreme of going up the clamp splice is equipped with and presss from both sides the groove. Can carry out centre gripping and supplementary polishing to the work piece of cubic, thin slice and cylinder structure, increase the commonality of using, improve convenience and safety of polishing, improve work efficiency and quality.

Description

Handheld auxiliary clamp for polishing

Technical Field

The utility model relates to a grinding tool technical field specifically is a handheld supplementary anchor clamps polish.

Background

Sanding, which is one of surface modification techniques, generally refers to a processing method for changing physical properties of a material surface by friction with the aid of a rough object (sand paper or the like containing particles of relatively high hardness) mainly for the purpose of obtaining a specific surface roughness.

To the less metal parts of volume ratio, need carry out the centre gripping then handheld polishing with the help of anchor clamps, the auxiliary fixture that lives grinds that patent CN216422182U disclosed can carry out the centre gripping to some small-size work pieces, and both hands grasp anchor clamps and operate when polishing, and it is more convenient to use. But the device is mainly applicable to the centre gripping to cubic work piece because of the splint structure and the reason of controlling the centre gripping, to less sheetmetal or metal rod, can only carry out vertical centre gripping and then be difficult to the centre gripping reliable to the work piece, not only inconvenient polishes, and the in-process of polishing drops easily moreover.

SUMMERY OF THE UTILITY MODEL

The utility model discloses be exactly to the above-mentioned not enough that prior art exists, provide a handheld supplementary anchor clamps of polishing, can carry out the centre gripping and supplementary polishing to the work piece of cubic, thin slice and cylinder structure, increased the commonality of using, improved convenience and safety of polishing, improved work efficiency and quality.

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

the utility model provides a polish and hand supplementary anchor clamps, includes the crossbeam, the both ends of crossbeam are equipped with the handle, be connected with solid fixed splint and movable clamp plate on the crossbeam, movable clamp plate and solid fixed splint cooperation, gu fixed splint and crossbeam fixed connection, gu fixed splint's upper end tip is equipped with down the clamp splice, the upper end of clamp splice is equipped with down the double-layered groove, movable clamp plate is located gu fixed splint's top, movable clamp plate is articulated with the crossbeam, movable clamp plate's lower extreme be equipped with clamp splice complex down on the clamp splice, the lower extreme of going up the clamp splice is equipped with the clamp splice.

Preferably, the upper clamping groove and the lower clamping groove are both V-shaped grooves.

Preferably, the upper end of crossbeam is equipped with the axle sleeve, the below of activity splint be equipped with axle sleeve complex pivot, the both ends and the activity splint of pivot are connected.

Preferably, one side of the beam, which is far away from the fixed clamping plate, is provided with a top plate, one end of the movable clamping plate, which is far away from the upper clamping block, is in threaded connection with a locking bolt, and the locking bolt is in contact fit with the top plate.

Preferably, the upper end of the fixed clamping plate is connected with a limiting plate in a sliding mode.

Preferably, the upper end of the fixed clamping plate is provided with a first sliding hole and a second sliding hole, the lower end of the limiting plate is provided with a stud matched with the first sliding hole and a sliding block matched with the second sliding hole, the lower end of the stud is sleeved with a nut, and the nut is located at the lower end of the fixed clamping plate.

Preferably, the lower end of the stud is provided with an anti-drop plate.

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

1. the utility model discloses can carry out the centre gripping and supplementary polishing to the work piece of cubic, thin slice and cylinder structure, increase the commonality of using, solved patent CN216422182U and held unreliable and the inconvenient problem of polishing to sheetmetal or metal bar clamp, improved convenience and safety of polishing, improved work efficiency and quality.

2. The utility model discloses set up the limiting plate and can carry on spacingly to the work piece centre gripping degree of depth, improved same work piece centre gripping speed, the limiting plate can fix a position the tip of work piece, slides when preventing that the work piece from polishing, lets the centre gripping more stable.

3. The utility model discloses a locking bolt is fixed with movable clamp plate, and the operation is convenient, and is fixed reliable.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic perspective view of the present invention;

fig. 3 is a schematic three-dimensional structure diagram of the present invention;

FIG. 4 is a schematic structural view of the movable splint;

FIG. 5 is a top view of the cross member in engagement with the stationary jaw;

fig. 6 is a schematic structural diagram of the limiting plate.

In the figure: 1-movable splints; 101-upper clamping block; 102-upper clamping groove; 103-a rotating shaft; 2-fixing the splint; 201-lower clamping block; 202-lower clamping groove; 203-a first slide hole; 204-a second slide hole; 3-a cross beam; 301-a top plate; 302-shaft sleeve; 303-a handle; 4-locking the bolt; 5-limiting plate; 501-a slide block; 502-a stud; 503-a nut; 504-anti-drop plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

As shown in fig. 1-3, a handheld auxiliary clamp for polishing, including a cross beam 3, two ends of the cross beam 3 are provided with handles 303, an included angle between the handles 303 and the cross beam 3 is 60 °, and can also be the same as the handle 303 in CN216422182U, a horizontal manner is adopted, but in order to increase safety during polishing, the handle 303 structure of the present application can make hands of an operator keep away from a grinding machine, the cross beam 3 is connected with a fixed splint 2 and a movable splint 1, the movable splint 1 is matched with the fixed splint 2, the movable splint 1 and the fixed splint 2 of the present application adopt an up-and-down clamping manner, as shown in fig. 5, the fixed splint 2 is fixedly connected with the cross beam 3, the upper end of the fixed splint 2 is provided with a lower clamping block 201, the upper end of the lower clamping block 201 is provided with a lower clamping groove 202, the movable splint 1 is located above the fixed splint 2, the movable splint 1 is hinged to the cross beam 3, as shown in fig. 4, the lower end of the movable splint 1 is provided with an upper clamping block 101 matched with the lower clamping block 201, and the lower end of the upper clamping groove 102 is provided at the lower end of the upper clamping block 101.

The upper clamping groove 102 and the lower clamping groove 202 are both V-shaped grooves, so that round bar workpieces can be positioned, the workpieces are prevented from being deviated during polishing, and the clamping reliability is improved.

The movable clamping plate 1 is connected with the cross beam 3 through a shaft, a shaft sleeve 302 is arranged at the upper end of the cross beam 3, a rotating shaft 103 matched with the shaft sleeve 302 is arranged below the movable clamping plate 1, and two ends of the rotating shaft 103 are connected with the movable clamping plate 1.

One side that fixed splint 2 were kept away from to crossbeam 3 is equipped with roof 301, and movable splint 1 keeps away from one end threaded connection of last clamp splice 101 has locking bolt 4, and locking bolt 4 and roof 301 contact cooperation rotate locking bolt 4, and locking bolt 4 top just can press from both sides the work piece tight when on roof 301, and roof 301 is kept away from to locking bolt 4, just can rotate movable splint 1 and open the clamp opening.

The upper end of the fixed splint 2 is connected with a limit plate 5 in a sliding way. As shown in fig. 5 to 6, the upper end of the fixed splint 2 is provided with a first sliding hole 203 and a second sliding hole 204, the lower end of the limiting plate 5 is provided with a stud 502 matched with the first sliding hole 203 and a slider 501 matched with the second sliding hole 204, the lower end of the stud 502 is sleeved with a nut 503, and the nut 503 is located at the lower end of the fixed splint 2.

The limiting plate 5 can control and limit the clamping depth of the workpiece, and the clamping speed can be increased when the same part is repeatedly polished.

An anti-drop plate 504 is provided at the lower end of the stud 502 to prevent the nut 503 from being unscrewed from the stud 502, thereby increasing reliability and convenience of use.

During the use, upwards rotate locking bolt 4, open movable clamp plate 1, according to work piece shape and position of polishing, adjust the position of limiting plate 5, the work piece is put into between movable clamp plate 1 and the solid fixed splint 2, the one end top of work piece is fixed a position on limiting plate 5, if the pole work piece, then put into down clamp groove 202 with the work piece, rotate movable clamp plate 1, make upper clamp splice 101 push down the work piece, rotate locking bolt 4, make locking bolt 4 top on roof 301, it is fixed with movable clamp plate 1, thereby realize the firm centre gripping to the work piece, handheld handle 303 polishes.

It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims (7)

1. The utility model provides a handheld supplementary anchor clamps of polishing, includes the crossbeam, the both ends of crossbeam are equipped with the handle, be connected with solid fixed splint and movable clamp plate on the crossbeam, movable clamp plate and solid fixed splint cooperation, its characterized in that: the fixed splint is fixedly connected with the cross beam, the upper end part of the fixed splint is provided with a lower clamping block, the upper end of the lower clamping block is provided with a lower clamping groove, the movable splint is positioned above the fixed splint and is hinged with the cross beam, the lower end of the movable splint is provided with an upper clamping block matched with the lower clamping block, and the lower end of the upper clamping block is provided with an upper clamping groove.

2. A sanding hand-held auxiliary clamp as defined in claim 1, wherein: the upper clamping groove and the lower clamping groove are both V-shaped grooves.

3. A sanding hand-held auxiliary clamp as defined in claim 1, wherein: the upper end of crossbeam is equipped with the axle sleeve, the below of activity splint be equipped with axle sleeve complex pivot, the both ends and the activity splint of pivot are connected.

4. A sanding hand-held auxiliary clamp as defined in claim 1, wherein: the beam is provided with a top plate on one side far away from the fixed clamping plate, one end of the movable clamping plate far away from the upper clamping block is in threaded connection with a locking bolt, and the locking bolt is in contact fit with the top plate.

5. A sanding hand-held auxiliary clamp as defined in claim 1, wherein: the upper end of the fixed splint is connected with a limiting plate in a sliding manner.

6. An auxiliary hand-held grinding jig according to claim 5 wherein: the upper end of the fixed clamping plate is provided with a first sliding hole and a second sliding hole, the lower end of the limiting plate is provided with a stud matched with the first sliding hole and a sliding block matched with the second sliding hole, the lower end of the stud is sleeved with a nut, and the nut is located at the lower end of the fixed clamping plate.

7. A sanding hand-held auxiliary clamp as defined in claim 6, wherein: the lower end of the stud is provided with an anti-drop plate.

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