阅读说明：本技术 一种可调节夹持件的大力钳 (Locking pliers with adjustable clamping piece ) 是由 孙玉亮 于 2019-11-05 设计创作，主要内容包括：本发明是一种可调节夹持件的大力钳,包括钢质连接体、轴销、固定手柄一、固定手柄二和两部调节夹持件,所述的固定手柄一包括夹持支撑杆一和手柄杆一组成,所述的固定手柄二包括夹持支撑杆二和手柄杆二组成,所述的钢质连接体圆心处贯穿连接有轴销,所述的固定手柄一和固定手柄二位于钢质连接体内部交叉通过轴销固定连接,所述的夹持支撑杆一位于钢质连接体一侧表面上部,所述的夹持支撑杆一位于钢质连接体一侧表面下部,所述的手柄杆一位于钢质连接体另一侧表面的下部,所述的手柄杆二位于钢质连接体另一侧表面的上部。(The invention relates to locking pliers capable of adjusting clamping pieces, which comprise a steel connector, a shaft pin, a first fixed handle, a second fixed handle and two adjusting clamping pieces, wherein the first fixed handle comprises a first clamping support rod and a first handle rod, the second fixed handle comprises a second clamping support rod and a second handle rod, the shaft pin penetrates through the circle center of the steel connector, the first fixed handle and the second fixed handle are positioned in the steel connector and fixedly connected through the shaft pin in a crossed mode, the first clamping support rod is positioned on the upper portion of the surface of one side of the steel connector, the second clamping support rod is positioned on the lower portion of the surface of one side of the steel connector, the first handle rod is positioned on the lower portion of the surface of the other side of the steel connector, and the second handle rod is positioned on the upper portion of the surface of.)

1. The locking pliers capable of adjusting the clamping piece comprise a steel connector (1), a shaft pin (2), a first fixed handle (3), a second fixed handle (4) and a first two-part adjusting clamping piece (5), and are characterized in that the first fixed handle (3) comprises a first clamping support rod (31) and a first handle rod (32), the second fixed handle (4) comprises a second clamping support rod (41) and a second handle rod (42), the center of the steel connector (1) is connected with the shaft pin (2) in a penetrating manner, the first fixed handle (3) and the second fixed handle (4) are positioned inside the steel connector (1) and are crossed and fixedly connected through the shaft pin (2), the first clamping support rod (31) is positioned on the upper part of one side surface of the steel connector (1), the second clamping support rod (31) is positioned on the lower part of one side surface of the steel connector (1), the first handle rod (32) is positioned at the lower part of the other side surface of the steel connector (1), the second handle rod (42) is positioned at the upper part of the other side surface of the steel connector (1), and the lower surface of the first clamping support rod (31) and the upper surface of the second clamping support rod (41) are symmetrically and fixedly connected with the adjusting clamping piece (5).

2. The locking pliers as claimed in claim 1, wherein the adjustable clamping member (5) comprises a fixing block (51), two bolt assemblies (52) and a clamping steel plate (53), the upper part of the fixing block (51) is fixedly connected to the inner side surface of the first clamping support rod (31) or the second clamping support rod (41), and the two lower side surfaces of the fixing block (51) are respectively fixedly connected to the upper surface of the clamping steel plate (53) through the bolt assemblies (52).

3. Locking pliers as claimed in claim 1, wherein said bolt assembly (52) comprises a bolt (54) and two nuts (55), said bolt (54) having nuts (55) on its upper and lower surfaces, said two nuts (55) being respectively attached to the surfaces of said anchor block (51) and said holding plate (53).

4. Locking pliers with adjustable clamping members according to claim 1, characterized in that the ends of the first handle bar (32) and the second handle bar (42) far away from the steel connecting body (1) are symmetrically provided with power-assisted handle grooves (6).

Technical Field

The invention relates to locking pliers with adjustable clamping pieces, and belongs to the technical field of locking pliers.

Background

The locking pliers of adjustable holder, the effect lies in can realizing producing the technical function of certain clamping-force of taking up or changing at locking pliers centre gripping metal object, but in the technical structure of locking pliers at present stage, when realizing centre gripping metal object, it is little to appear the centre gripping dynamics easily, or the problem that the centre gripping is not fastened appears, need use other steel sheet pads to connect to go to realize the effect of centre gripping for accept inequality and damage easily take place in the clamping process.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides the locking pliers with the adjustable clamping piece, which have the functions of realizing adjustable height in clamping and realizing stable force clamping in clamping so as to realize light and quick use in locking pliers, and the handle is provided with the labor-saving groove part, so that the slipping or wear-resisting function is omitted, and the maximum clamping function of the clamping force is enhanced.

In order to achieve the purpose, the invention is realized by the following technical scheme: a locking pliers with adjustable clamping parts comprises a steel connector, a shaft pin, a first fixed handle, a second fixed handle and two adjustable clamping parts, it is characterized in that the first fixed handle comprises a first clamping support rod and a first handle rod, the second fixed handle comprises a second clamping support rod and a second handle rod, the circle center of the steel connector is connected with a shaft pin in a penetrating way, the first fixed handle and the second fixed handle are positioned inside the steel connector and are crossed and fixedly connected through the shaft pin, the clamping support rod is positioned on the upper part of the surface of one side of the steel connector, the clamping support rod is positioned on the lower part of the surface of one side of the steel connector, the first handle rod is positioned at the lower part of the other side surface of the steel connector, the second handle rod is positioned at the upper part of the other side surface of the steel connector, and the lower surface of the first clamping support rod and the upper surface of the second clamping support rod are symmetrically and fixedly connected with an adjusting clamping piece.

The adjusting clamping piece comprises a fixing block, two bolt assemblies and a clamping steel plate, the upper portion of the fixing block is fixedly connected to the inner side surface of the first supporting rod or the inner side surface of the second supporting rod, and the surfaces of the two sides of the lower portion of the fixing block are fixedly connected with the upper portion surface of the clamping steel plate through the bolt assemblies respectively.

The bolt assembly comprises a bolt rod and two nuts, the upper side surface and the lower side surface of the bolt rod are in threaded connection with the nuts, and the two nuts are respectively connected to the fixed block and the surface of the clamping steel plate in a clinging mode.

And one ends of the first handle rod and the second handle rod, which are far away from the steel connector, are symmetrically provided with power-assisted handle grooves.

In conclusion, the locking pliers with the adjustable clamping piece have the advantages that the height can be adjusted in clamping, stable force clamping is achieved in clamping, the locking pliers are light and fast to use, the handle is provided with the labor-saving groove part, the slipping or abrasion-resistant effect is omitted, and the maximum clamping effect of the clamping force is improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the adjustment clamp of FIG. 1;

FIG. 3 is a schematic view of the power assist grip recess configuration of FIG. 1;

in the figure: 1. the steel connecting body, 2, a shaft pin, 3, a first fixed handle, 31, a first clamping supporting rod, 32, a first handle rod, 4, a second fixed handle, 41, a second clamping supporting rod, 42, a second handle rod, 5, an adjusting clamping piece, 51, a fixing block, 52, a bolt assembly, 53, a clamping steel plate, 54, a bolt rod, 55, a nut, 6 and a power-assisted handle groove.

Detailed Description

The invention is further described below with reference to the accompanying drawings.

As shown in fig. 1 to 3, the invention is a locking pliers with adjustable clamping members, comprising a steel connector 1, a shaft pin 2, a first fixed handle 3, a second fixed handle 4 and two adjustable clamping members 5, wherein the first fixed handle 3 comprises a first clamping support rod 31 and a first handle rod 32, the second fixed handle 4 comprises a second clamping support rod 41 and a second handle rod 42, the shaft pin 2 penetrates through the center of the steel connector 1, the first fixed handle 3 and the second fixed handle 4 are positioned inside the steel connector 1 and are fixedly connected through the shaft pin 2 in a crossed manner, the first clamping support rod 31 is positioned on the upper part of one side surface of the steel connector 1, the second clamping support rod 31 is positioned on the lower part of one side surface of the steel connector 1, the first handle rod 32 is positioned on the lower part of the other side surface of the steel connector 1, and the second handle rod 42 is positioned on the upper part of the other side surface of the steel connector 1, the lower surface of the first clamping support rod 31 and the upper surface of the second clamping support rod 41 are symmetrically and fixedly connected with an adjusting clamping piece 5.

The adjusting clamping piece 5 comprises a fixing block 51, two bolt assemblies 52 and a holding steel plate 53, the upper portion of the fixing block 51 is fixedly connected to the inner side surface of the first clamping support rod 31 or the second clamping support rod 41, and the two side surfaces of the lower portion of the fixing block 51 are fixedly connected to the upper portion surface of the holding steel plate 53 through the bolt assemblies 52 respectively.

The bolt assembly 52 comprises a bolt rod 54 and two nuts 55, the upper side surface and the lower side surface of the bolt rod 54 are connected with the nuts 55 in a threaded manner, and the two nuts 55 are respectively connected to the surfaces of the fixed block 51 and the clamping steel plate 53 in a tightly attached manner.

One end of the first handle rod 32 and one end of the second handle rod 42, which are far away from the steel connector 1, are symmetrically provided with power-assisted handle grooves 6.

In summary, the invention provides a locking pliers with adjustable clamping piece, which has the function of realizing adjustable height in clamping, realizes stable force clamping in clamping, realizes light and fast use of the locking pliers, and increases the maximum clamping function of clamping force by arranging a labor-saving groove part at a handle, thereby saving slipping or wear-resisting effect.