CN220636762U - Tool clamp for welding nuts - Google Patents

Abstract

The utility model belongs to the technical field of container house manufacturing, and particularly relates to a tool clamp for nut welding, which comprises a bottom plate, wherein supporting blocks for supporting a steel plate are arranged on four corners of the upper surface of the bottom plate, three positioning columns for positioning the steel plate and a nut are also arranged on the bottom plate, the positioning columns are of hollow structures, a plurality of clamping grooves are uniformly arranged on the upper parts of the positioning columns in a circumferential manner, a fixed shaft is arranged in each clamping groove, a clamping block is rotationally arranged on the fixed shaft, a supporting piece is arranged below a stress end of each clamping block, a connecting rod is fixedly arranged below the supporting piece, and a driving piece for providing a vertical acting force for the connecting rod is arranged below the positioning columns.

Description

Tool clamp for welding nuts

Technical Field

The utility model belongs to the technical field of container house manufacturing, and particularly relates to a tool clamp for nut welding.

Background

The container house is assembled by a plurality of parts such as case angle, case roof beam and wallboard, and the connection of case angle and case roof beam mainly realizes the connection through the bolt, consequently, when making the case angle, need punch a hole on the steel sheet, simultaneously weld the nut in the position of punching a hole, when welding the nut, need guarantee that nut and punching a hole are concentric, and in the prior art, rely on the manual alignment of worker's experience when welding, but this kind of mode very easily appears the deviation, even if some workman relies on the reference column to carry out concentric positioning, but when welding, need first spot welding, only carry out full welding afterwards, because welder needs to lift down when the spot welding, the nut quality is also light simultaneously, consequently, when welder lifts up, take the nut easily, cause the spot welding failure, very big influence welding efficiency.

Disclosure of Invention

The utility model provides a tool clamp for nut welding aiming at the problems.

The utility model adopts the following technical scheme to achieve the aim:

a fixture for welding nuts comprises a bottom plate, support blocks for supporting steel plates are arranged on four corners of the upper surface of the bottom plate, and three positioning columns for positioning the steel plates and the nuts are further arranged on the bottom plate.

Further, the reference column is hollow structure the upper portion of reference column is circumference evenly arranged and has seted up a plurality of joint grooves be provided with the fixed axle in the joint groove rotate on the fixed axle and be provided with the chucking piece the below of chucking piece stress end is provided with the backing sheet the fixed connecting rod that is provided with of below of backing sheet the lower part of reference column is provided with the driving part that is used for providing vertical direction effort for the connecting rod.

Still further, the driving part is the bolt the tip of driving part is provided with the semicircle head No. one the lower extreme of connecting rod is provided with the semicircle head No. two, makes the semicircle head No. one extrude the semicircle head No. two through rotatory driving part, realizes the upward movement of connecting rod.

Still further, be provided with the spring in a plurality of chucking piece atress end's top the upper portion of spring is provided with the end cover, the upper surface fixed connection of end cover and reference column.

Still further be provided with the gasket between spring and the chucking piece to guarantee the steady force of spring, prevent that the tip of spring from falling into in the clearance between the adjacent chucking piece.

Further, the end cover is fixed on the upper surface of the positioning column through a screw.

Compared with the prior art, the utility model has the following advantages:

according to the utility model, the positioning column is arranged to concentrically position the punching hole of the steel plate and the nut, so that the welding accuracy is ensured; meanwhile, the clamping blocks are arranged on the positioning columns and used for clamping the nuts, so that the nuts are prevented from moving along with lifting of the welding gun, the stability of welding is ensured, and the welding efficiency is improved;

according to the clamping device, the spring is arranged above the clamping block, so that the clamping block is in a loosening state under the action of the spring, smooth placement of the nut is ensured, and the clamping efficiency is improved.

Drawings

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

FIG. 2 is a schematic diagram of the structure of the present utility model;

FIG. 3 is a schematic view of a positioning column according to the present utility model;

in the figure, a bottom plate-1, a supporting block-2, a positioning column-3, a clamping groove-4, a fixed shaft-5, a clamping block-6, a supporting plate-7, a connecting rod-8, a driving piece-9, a first semicircular head-10, a second semicircular head-11, a spring-12, an end cover-13 and a gasket-14.

Detailed Description

In order to further illustrate the technical scheme of the utility model, the utility model is further illustrated by the following examples.

As shown in fig. 1 to 3, a tool clamp for nut welding comprises a base plate 1, support blocks 2 for supporting a steel plate are arranged on four corners of the upper surface of the base plate 1, three positioning columns 3 for positioning a steel plate and a nut are further arranged on the base plate 1, the positioning columns 3 are of hollow structures, a plurality of clamping grooves 4 are uniformly arranged on the upper portion of the positioning columns 3 in a circumference manner, a fixing shaft 5 is arranged in the clamping grooves 4, clamping blocks 6 are rotatably arranged on the fixing shaft 5, supporting plates 7 are arranged below the stressed ends of the clamping blocks 6, connecting rods 8 are fixedly arranged below the supporting plates 7, driving members 9 are bolts, a first half head 10 is arranged at the end of each driving member 9, a second half head 11 is arranged at the lower end of each connecting rod 8, a plurality of first half heads 10 are extruded by the driving members 9 through rotation, a plurality of clamping blocks 8 are arranged on the upper surfaces of the connecting rods 12 in a gap between the adjacent spring ends 12 and the adjacent spring ends 12, and the spring ends 12 are fixedly arranged on the upper surfaces of the spring ends 12, and the spring ends 12 are prevented from falling into the gap between the adjacent spring ends 12 and the spring ends 12.

While the principal features and advantages of the present utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but that the utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (6)

1. Be used for nut welded frock clamp, its characterized in that: the steel plate positioning device comprises a bottom plate (1), wherein supporting blocks (2) used for supporting a steel plate are arranged on four corners of the upper surface of the bottom plate (1), and three positioning columns (3) used for positioning the steel plate and nuts are further arranged on the bottom plate (1).

2. A tool clamp for nut welding as defined in claim 1, wherein: the utility model discloses a location post, including locating post (3), fixed axle (5), support piece (7) are provided with on fixed axle (5), support piece (7) are provided with in the below of atress end, support piece (7) are fixed be provided with connecting rod (8) in the below of support piece (7) the lower part of locating post (3) is provided with driving piece (9) that are used for providing vertical direction effort for connecting rod (8).

3. A tool clamp for nut welding as defined in claim 2, wherein: the driving piece (9) is a bolt, a first semicircular head (10) is arranged at the end part of the driving piece (9), a second semicircular head (11) is arranged at the lower end of the connecting rod (8), and the first semicircular head (10) is enabled to extrude the second semicircular head (11) through rotating the driving piece (9), so that upward movement of the connecting rod (8) is achieved.

4. A tool clamp for nut welding as defined in claim 2, wherein: a spring (12) is arranged above the stressed ends of the clamping blocks (6), an end cover (13) is arranged on the upper portion of the spring (12), and the end cover (13) is fixedly connected with the upper surface of the positioning column (3).

5. A tooling fixture for nut welding as defined in claim 4, wherein: a gasket (14) is arranged between the spring (12) and the clamping blocks (6) so as to ensure stable force of the spring (12) and prevent the end part of the spring (12) from falling into a gap between adjacent clamping blocks (6).

6. A tooling fixture for nut welding as defined in claim 4, wherein: the end cover (13) is fixed on the upper surface of the positioning column (3) through screws.