CN211278382U

CN211278382U - Hand-held clamping workpiece taking tool

Info

Publication number: CN211278382U
Application number: CN201921827804.3U
Authority: CN
Inventors: 荣俊林; 孙中恺
Original assignee: Shanghai Tianyong Intelligent Equipment Co Ltd
Current assignee: Shanghai Tianyong Intelligent Equipment Co Ltd
Priority date: 2019-10-29
Filing date: 2019-10-29
Publication date: 2020-08-18
Anticipated expiration: 2029-10-29

Abstract

The utility model discloses a hand-held type centre gripping gets a frock, include: the handle is hollow, the upper section of the central shaft is inserted into the handle, the lower section of the central shaft is fixedly connected to the second chuck, the first chuck is sleeved outside the central shaft and fixedly connected to the tail end of the handle, the central shaft can vertically move relative to the first chuck, a first through hole and a second through hole are formed in the side wall of the handle, one end of the first connecting rod is rotatably connected to the handle through the first through hole, the other end of the first connecting rod is connected to the handle arranged outside the handle, the second connecting rod is connected to the central shaft through the second through hole, one end of the second connecting rod is rotatably connected to the central shaft, and the other end of the second connecting rod is connected to the handle; the utility model provides a portable, use manpower sparingly centre gripping and get a frock.

Description

Hand-held clamping workpiece taking tool

Technical Field

The utility model belongs to the technical field of the mechanical skill and specifically relates to a piece frock is got to hand-held type centre gripping.

Background

The piece is got in the centre gripping uses very extensively in the frock, and current scheme mainly is: the handle is held, the thumb presses the center rod, the chuck is opened, after a workpiece is taken out, the thumb is loosened, and the chuck clamps the workpiece under the action of the spring.

Chinese patent publication No. CN207344173U, a stable clamping device for easy pickup, discloses a stable clamping device for easy pickup, which includes an upper clamp body and a lower clamp body; the upper clamp body is positioned above the lower clamp body and is in threaded connection with the lower clamp body; a first groove and a second groove are respectively arranged on the opposite surfaces of the upper clamp body and the lower clamp body; the surfaces of the first groove and the second groove are provided with anti-skidding units; the upper clamp body is provided with a threaded through hole, and a bolt is arranged in the threaded through hole in a matching manner; one end of the bolt extends out of the upper clamp body and is connected with the first nut, and the other end of the bolt extends into the first groove and is fixedly connected with the wear-resisting unit; a plurality of blind holes are formed in the lower clamp body, and guide shafts are arranged in all the blind holes; all the guide shafts extend into the second groove, and the end parts of the guide shafts are provided with wear-resistant units; all the guide shafts are sleeved with elastic pieces. This patent a stable and easily get clamping device of piece of centre gripping can realize the steady effective centre gripping in the work piece cutting such as wire rod, rod and pipe fitting.

However, the prior art still lacks a portable, use manpower-saving clamping and taking tool.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a portable, use manpower sparingly centre gripping and get a frock, a hand-held type centre gripping gets a frock, include: grab handle, first connecting rod, second connecting rod, center pin, first chuck, second chuck, the inside cavity of handle, the upper segment of center pin inserts in the handle, the hypomere fixed connection in of center pin in the second chuck, first chuck cover is located outside the center pin, and fixed connection in the end of handle, the center pin can be relative first chuck vertical migration, the lateral wall of handle is equipped with first through-hole and second through-hole, the head rod passes through first through-hole, one end rotatably connect in the handle, the other end connect set up in the handle outside the grab handle, the second connecting rod passes through the second through-hole, one end rotatably connect in the center pin, the other end is connected the grab handle.

Preferably, the utility model provides a hand-held type centre gripping gets a frock still includes the spring, the spring housing is located the center pin.

Preferably, first connecting rod is the I type, including first horizontal section, second horizontal section and first vertical section, first vertical end inserts first through-hole, first horizontal section is fixed on the grab handle, the both ends of second horizontal section are passed through the round pin and are rotatably connected on the lateral wall of handle.

Preferably, the second connecting rod is T-shaped and comprises a third transverse section and a second vertical section, the second vertical section is inserted into the second through hole, the third transverse section is fixed on the grab handle, and the tail end of the second vertical section is rotatably connected to the top end of the central shaft.

During operation, the grab handle and the handle are held, the four fingers clenches to be tightened, the first connecting rod and the second connecting rod rotate, the grab handle is closed towards the handle, the central shaft is pushed to move downwards through the second connecting rod, the central shaft drives the second chuck to move downwards together, and the relative distance between the first chuck and the second chuck is increased and the chucks are opened due to the fixed position of the first chuck. When a workpiece is taken, the four fingers restore to the initial state, the central shaft moves upwards under the action of the spring, the relative distance between the first chuck and the second chuck is reduced, and the chucks clamp tightly to finish clamping the workpiece.

The utility model discloses technical scheme is for prior art's beneficial effect: the utility model provides a hand-held type centre gripping is got a frock design compactness, portable, lets the operator more handy use tools to improve production efficiency.

Drawings

Fig. 1 is a three-dimensional structure diagram of a hand-held clamping and picking tool in an embodiment of the present invention;

fig. 2 is a schematic structural view of a hand-held clamping and picking tool in an embodiment of the present invention;

fig. 3 is a schematic structural view of a pickup state of a hand-held clamping pickup tool according to an embodiment of the present invention;

in the drawings: 1. the handle, 2, first connecting rod, 3, second connecting rod, 4, handle, 5, center pin, 6, first chuck, 7, second chuck, 8, spring, 9, work piece.

The specific implementation mode is as follows:

the present invention will be further described with reference to the accompanying drawings and specific embodiments, but the present invention is not limited thereto.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1 and 2, a structure diagram of a handheld clamping tool is shown, wherein the structure diagram includes a handle 1, a first connecting rod 2, a second connecting rod 3, a handle 4, a central shaft 5, a first chuck 6, a second chuck 7, and a spring 8, the handle 4 is a hollow cylinder, an upper section of the central shaft 5 is inserted into the handle 4, a lower section of the central shaft 5 is fixedly connected to the second chuck 7, the first chuck 6 is sleeved outside the central shaft 5 and is fixedly connected to a tail end of the handle 4, the central shaft 5 can vertically move relative to the first chuck 6, a side wall of the handle 4 is provided with a first through hole and a second through hole, the first through hole is above the second through hole, the first connecting rod 2 passes through the first through hole, one end of the first connecting rod is rotatably connected to the handle 4, the other end of the first connecting rod is connected to the handle 1 outside the handle 4, the second connecting rod 3 passes through the second through hole, and one, the other end is connected with the grab handle 1, and the spring 8 is sleeved on the central shaft 5.

In this embodiment, the first connecting rod 2 is I-shaped, and includes a first horizontal section, a second horizontal section and a first vertical section, the first vertical end is inserted into the first through hole, the first horizontal section is fixed on the handle 1, and two ends of the second horizontal section are rotatably connected to the side wall of the handle 4 through pins; the pin improves strength and wear resistance.

In this embodiment, the second connecting rod 3 is T-shaped, and includes a third horizontal section and a second vertical section, the second vertical section is inserted into the second through hole, the third horizontal section is fixed on the handle 1, and the end of the second vertical section is rotatably connected to the top end of the central shaft 5.

In this embodiment, the grab handle 1 is made of nylon, and the handle 4 is made of aluminum alloy, so that the weight of the product can be reduced.

In this embodiment, a plurality of uneven clamping grooves are formed on the surfaces of the first chuck 6 and the second chuck 7, which are in contact with the workpiece to be clamped, so that the first chuck 6 and the second chuck 7 can be better in contact with the workpiece.

The features and functions of the present invention will be further understood from the following description.

Referring to fig. 3, the structural schematic diagram of the workpiece taking state of the hand-held clamping workpiece taking tool of the embodiment is that, during operation, the hand-held grip handle 1 and the handle 4 are tightened, the four-finger fist is tightened, the first connecting rod 2 and the second connecting rod 3 rotate, the grip handle 1 is drawn towards the handle 4, the central shaft 5 is pushed to move downwards through the second connecting rod 3, the central shaft 5 drives the second chuck 7 to move downwards together, and the first chuck 6 and the second chuck 7 are relatively spaced at an increased interval and the chucks are opened due to the fixed position of the first chuck 6. When the workpiece is taken, the four fingers restore to the initial state, the central shaft 5 moves upwards under the action of the spring 8, the relative distance between the first chuck 6 and the second chuck 7 is reduced, and the chucks clamp tightly to finish clamping the workpiece.

The above is only a preferred embodiment of the present invention, and not intended to limit the scope of the invention, and it should be appreciated by those skilled in the art that various equivalent substitutions and obvious changes made in the specification and drawings should be included within the scope of the present invention.

Claims

1. The utility model provides a hand-held type centre gripping gets a frock which characterized in that includes: grab handle, first connecting rod, second connecting rod, center pin, first chuck, second chuck, the inside cavity of handle, the upper segment of center pin inserts in the handle, the hypomere fixed connection in of center pin in the second chuck, first chuck cover is located outside the center pin, and fixed connection in the end of handle, the center pin can be relative first chuck vertical migration, the lateral wall of handle is equipped with first through-hole and second through-hole, first connecting rod passes through first through-hole, one end rotatably connect in the handle, the other end connect set up in the handle outside the grab handle, the second connecting rod passes through the second through-hole, one end rotatably connect in the center pin, the other end is connected the grab handle.

2. The hand-held clamping workpiece taking tool according to claim 1, further comprising a spring, wherein the spring is sleeved on the central shaft.

3. The hand-held clamping workpiece taking tool according to claim 1, wherein the first connecting rod is I-shaped and comprises a first transverse section, a second transverse section and a first vertical section, the first vertical section is inserted into the first through hole, the first transverse section is fixed on the grab handle, and two ends of the second transverse section are rotatably connected to the side wall of the handle through pins.

4. The hand-held clamping and taking tool according to claim 1, wherein the second connecting rod is T-shaped and comprises a third transverse section and a second vertical section, the second vertical section is inserted into the second through hole, the third transverse section is fixed on the grab handle, and the tail end of the second vertical section is rotatably connected to the top end of the central shaft.