CN210210070U

CN210210070U - Rotary hydraulic tongs

Info

Publication number: CN210210070U
Application number: CN201921169581.6U
Authority: CN
Inventors: Bin Zhang; 张斌
Original assignee: XUZHOU DINGYUAN MACHINERY CO Ltd
Current assignee: XUZHOU DINGYUAN MACHINERY CO Ltd
Priority date: 2019-07-24
Filing date: 2019-07-24
Publication date: 2020-03-31
Anticipated expiration: 2029-07-24

Abstract

The utility model discloses a rotation type hydraulic tong, including roating seat, fixed binding clip, pincers splint and move the binding clip, the upper end of fixing the binding clip is fixed with the swivel seat, the upper end of roating seat is connected with the fixing base, the side of fixing the binding clip is fixed with moves the binding clip, it is fixed with the pincers splint to decide the binding clip and move keeping silent that corresponds between the binding clip. The utility model discloses be provided with the pincers splint deciding the binding clip and moving the keeping silent of binding clip, can carry out the switching of not unidimensional pincers tooth, during the big article of centre gripping, first telescopic link shrink drives during the shrink of thin pincers tooth advances the fixed plate, the second telescopic link extension makes the surface that thick pincers tooth stretches out the fixed plate, carry out the centre gripping of big article through thick pincers tooth and shift, during little article, the shrink of second telescopic link drives during thick pincers tooth shrink advances the fixed plate, first telescopic link extension makes the surface that thin pincers tooth stretches out the fixed plate, carry out the centre gripping of little article through thin pincers tooth and shift, improve the fastness of centre gripping, and avoid causing surface damage.

Description

Rotary hydraulic tongs

Technical Field

The utility model belongs to the technical field of hydraulic tong, concretely relates to rotation type hydraulic tong.

Background

The hydraulic pliers refer to a special hydraulic tool which is specially used for crimping cables and wiring terminals in electric power engineering. Including integrated, split, motorized, manual, etc.

The hydraulic pliers consists of oil tank, power mechanism, reversing valve, pressure relief valve and oil pumping mechanism, and the oil pumping mechanism consists of oil pump body, high and low pressure oil outlet holes, eccentric shaft, eccentric bearing, driven gear, one pair of high pressure oil pumps and one low pressure oil pump.

The prior art has the following problems: the existing rotary hydraulic tongs have the defects that the size of the tongs teeth is fixed and cannot be adjusted when in use, so that different objects are not firmly fixed when being clamped, and the surfaces of the hydraulic tongs are the same and damaged, so that the hydraulic tongs are inconvenient to use.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a rotation type hydraulic tong has simple structure, and the pincers tooth size is adjustable, fixed convenient characteristics.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a rotation type hydraulic tong, includes roating seat, decides binding clip, pincers splint and moves the binding clip, the upper end of deciding the binding clip is fixed with the roating seat, the upper end of roating seat is connected with the fixing base, the side of deciding the binding clip is fixed with moves the binding clip, it is fixed with the pincers splint to decide the vice jaw that corresponds between binding clip and the move the binding clip.

Preferably, the forceps holder plate comprises a fixed plate, a thin forceps tooth, a first telescopic rod, a second telescopic rod and a thick forceps tooth, wherein the thin forceps tooth is fixed to a small hole at the lower end of the fixed plate, the thick forceps tooth is fixed to a thick hole at the lower end of the fixed plate, the first telescopic rod is connected to the lower end of the thin forceps tooth, and the second telescopic rod is connected to the lower end of the thick forceps tooth.

Preferably, the movable tong head is rotatably connected with the fixed tong head through a shaft pin, and the fixed tong head is attached to a tong mouth of the movable tong head.

Preferably, the movable clamp head rotates by being connected with a hydraulic rod.

Preferably, the rotary seat is respectively and fixedly connected with the fixed seat and the fixed jaw through fastening bolts, and the rotary seat can rotate by three hundred and sixty degrees.

Preferably, the thin tong teeth and the thick tong teeth are parallel and level to the surface of the fixed plate after being contracted, and the thin tong teeth and the thick tong teeth are mutually staggered and are in nested sliding connection with the fixed plate.

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

the utility model discloses be provided with the pincers splint deciding the binding clip and moving the keeping silent of binding clip, can carry out the switching of not unidimensional pincers tooth, during the big article of centre gripping, first telescopic link shrink drives during the shrink of thin pincers tooth advances the fixed plate, the second telescopic link extension makes the surface that thick pincers tooth stretches out the fixed plate, carry out the centre gripping of big article through thick pincers tooth and shift, during little article, the shrink of second telescopic link drives during thick pincers tooth shrink advances the fixed plate, first telescopic link extension makes the surface that thin pincers tooth stretches out the fixed plate, carry out the centre gripping of little article through thin pincers tooth and shift, improve the fastness of centre gripping, and avoid causing surface damage.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the structure of the thin pincer teeth of the present invention.

Fig. 3 is a schematic view of the protruding structure of the thick forceps teeth of the present invention.

In the figure: 1. a fixed seat; 2. a rotating base; 3. fixing a tong head; 4. a clamp plate; 41. a fixing plate; 42. fine tong teeth; 43. a first telescopic rod; 44. a second telescopic rod; 45. coarse forceps teeth; 5. and a movable clamp head.

Detailed Description

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

Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model provides a rotation type hydraulic tong, including roating seat 2, decide binding clip 3, jaw plate 4 and movable jaw 5, the upper end of deciding binding clip 3 is fixed with swivel seat 2, the upper end of roating seat 2 is connected with fixing base 1, for the convenience of carrying out rotatory centre gripping, roating seat 2 passes through binding bolt fixed connection with fixing base 1 and fixed jaw 3 respectively, roating seat 2 can carry out three hundred sixty degrees rotatoryly, the side of deciding binding clip 3 is fixed with movable jaw 5, for the convenience of rotating the centre gripping, rotate through the pivot between movable jaw 5 and the fixed jaw 3 and be connected, decide binding clip 3 with move jaw 5 keep silent mutually and paste, for the convenience of rotating, movable jaw 5 rotates through connecting the hydraulic stem, the jaw that corresponds between fixed jaw 3 and the movable jaw 5 is fixed with jaw plate 4.

Pincers splint 4 includes fixed plate 41, thin tong tooth 42, first telescopic link 43, second telescopic link 44 and thick tong tooth 45, wherein, the lower extreme pore of fixed plate 41 is fixed with thin tong tooth 42, the lower extreme coarse pore of fixed plate 41 is fixed with thick tong tooth 45, for the convenience change alternate use, thin tong tooth 42 and thick tong tooth 45 shrink back all with fixed plate 41's surface looks parallel and level, thin tong tooth 42 staggers each other with thick tong tooth 45 and the nested sliding connection of fixed plate 41, the lower extreme of thin tong tooth 42 is connected with first telescopic link 43, the lower extreme of thick tong tooth 45 is connected with second telescopic link 44.

The utility model discloses a theory of operation and use flow: when the utility model is used, the hydraulic tongs are installed at a proper position, the fixed tong head 3 and the movable tong head 5 are rotated by the rotation of the rotary seat 2, the movable tong head 5 rotates around the shaft pin under the action of the hydraulic telescopic rod, and then the movable tong head 3 is matched with the fixed tong head to clamp an object, aiming at different objects, the stretching of the thin tong teeth 42 and the thick tong teeth 45 is controlled to clamp the object, when the large object is clamped, the first telescopic rod 43 is contracted to drive the thin tong teeth 42 to be contracted into the fixed plate 41, the second telescopic rod 44 is extended to drive the thick tong teeth 45 to be stretched out of the surface of the fixed plate 41, the clamping and transferring of the large object are carried out by the thick tong teeth 45, when the small object is clamped, the second telescopic rod 44 is contracted to drive the thick tong teeth 45 to be contracted into the fixed plate 41, the first telescopic rod 43 is extended to drive the thin tong teeth 42 to be stretched out of the surface of the fixed plate, and avoid causing surface damage, simple structure uses portably.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a rotation type hydraulic tong, includes roating seat (2), decides jaw (3), pincers splint (4) and moves jaw (5), its characterized in that: decide the upper end of binding clip (3) and be fixed with swivel seat (2), the upper end of swivel seat (2) is connected with fixing base (1), the side of deciding binding clip (3) is fixed with moves binding clip (5), decide binding clip (3) and move the binding clip (5) between the corresponding keeping silent and be fixed with pincers splint (4).

2. A rotary hydraulic tong as claimed in claim 1, characterized by: the pliers splint (4) comprises a fixing plate (41), thin pliers teeth (42), a first telescopic rod (43), a second telescopic rod (44) and thick pliers teeth (45), wherein the thin pliers teeth (42) are fixed to a lower end pore of the fixing plate (41), the thick pliers teeth (45) are fixed to a lower end thick hole of the fixing plate (41), the lower end of the thin pliers teeth (42) is connected with the first telescopic rod (43), and the lower end of the thick pliers teeth (45) is connected with the second telescopic rod (44).

3. A rotary hydraulic tong as claimed in claim 1, characterized by: the movable tong head (5) is rotationally connected with the fixed tong head (3) through a shaft pin, and the fixed tong head (3) is attached to a jaw of the movable tong head (5).

4. A rotary hydraulic tong as claimed in claim 1, characterized by: the movable clamp head (5) rotates by being connected with a hydraulic rod.

5. A rotary hydraulic tong as claimed in claim 1, characterized by: the rotary seat (2) is fixedly connected with the fixed seat (1) and the fixed tong head (3) through fastening bolts respectively, and the rotary seat (2) can rotate by three hundred and sixty degrees.

6. A rotary hydraulic tong as claimed in claim 2, characterized by: the thin tong teeth (42) and the thick tong teeth (45) are parallel and level to the surface of the fixing plate (41) after being contracted, and the thin tong teeth (42) and the thick tong teeth (45) are mutually staggered and are in nested sliding connection with the fixing plate (41).