CN201082967Y

CN201082967Y - Modified oil-pressure shear structure

Info

Publication number: CN201082967Y
Application number: CNU2007201265838U
Authority: CN
Inventors: 刘勇成
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-08-29
Filing date: 2007-08-29
Publication date: 2008-07-09
Anticipated expiration: 2017-08-29

Abstract

The utility model relates to a structural improvement of an oil pressure shear which is characterized in that each cutter is locked spirally on the body of the oil pressure shear in a mode of detachable assembly. Because each cutter is of a detachable assembly mode, compared with the prior oil pressure shear structure adopting cutters of a welded mode or bound mode, time for welding, mending and polishing is saved when the utility model is maintained, work efficiency of the oil pressure shear is improved and production cost is reduced.

Description

The Hydraulic scissors structural improvement

[technical field]

The utility model relates to a kind of Hydraulic scissors, refers in particular to a kind of Hydraulic scissors structural improvement with detachable modular cutting tool assembly.

[background technology]

The cutter of existing general employed Hydraulic scissors all is to be fixed on the Hydraulic scissors, for example, the Hydraulic scissors of excavator, as shown in Figure 1, this Hydraulic scissors is combined by a certain blade members 7 and a cutting blade member 8; This is fixed, cutting

blade member

7,8 at one end all offers some breach (not showing on the figure) for mounting cutter 9 on the edge, each cutter 9 can see through the mode of welding or sticking together respectively and is fixed on the breach of this each blade members, when so manipulating, because each cutter 9 of this Hydraulic scissors is fixed quite firmly, so shear effect is pretty good.Only, blemish in an otherwise perfect thing be, this traditional Hydraulic scissors still has other defective, promptly, after this Hydraulic scissors is manipulated a period of time, since often must be sheared thing and contact, promptly can cause this each cutter 9 to be worn abrasion, because this each cutter 9 is directly to weld or stick together to be fixed on this calmly, cutting blade member 7, on 8, can not remove replacing, and must utilize welding rod that repair by welding is carried out in abrasion place of cutter 9, in addition, also can there be a lot of rough pads in repair by welding abrasion place later, then also need with the mend operation that polishes flat, therefore, prior oil pressure shear blade member is being repaired on this each cutter 9, both consuming time and consumption power with regard to maintenance work, does not meet economical and practical principle in fact.

In order to solve the defective that above-mentioned conventional techniques exists, this creator develops a kind of Hydraulic scissors structural improvement that can address the aforementioned drawbacks finally through studying for a long period of time and test of many times.

[utility model content]

Main purpose of the present utility model provides a kind of Hydraulic scissors structure with detachable cutter, when this Hydraulic scissors in use for some time, the cutter that is worn away can disassemble very easily and change, saved with welding rod repair by welding abrasion place, the time of polishing mend, cost has been saved in the time and labour saving, improve the working time of Hydraulic scissors, improved operating efficiency.

A kind of Hydraulic scissors structural improvement that the utility model provides, it comprises certain blade members body, a cutting blade member bodies and is arranged at the interior some cutters of short slot that this is fixed, the shearing ora terminalis place of cutting blade member bodies offers respectively, it is characterized in that, this each cutter be all with the mode of detachable combination respectively screw lock be fixed on that this is fixed, on the cutting blade member bodies.

Wherein, each cutter on this cutting blade member bodies is to be separately positioned on the position, both sides, and a cutter that wherein is positioned at foremost is to form one to protrude piece, and the protrusion piece that can utilize this cutter is removably to be combined into one with the opposite side cutter.

In a word, the technical scheme that the utility model provides is a kind of Hydraulic scissors structural improvement, it comprises certain blade members body, a cutting blade member bodies and lays respectively at each cutter in the short slot that this is fixed, the shearing ora terminalis place of cutting blade member bodies offers, it is characterized in that this each cutter all with the mode of detachable combination respectively screw lock be fixed on that this is fixed, on the cutting blade member bodies.

Each cutter on the cutting blade member bodies of the present utility model is to be located at its position, both sides respectively, the cutter that wherein is positioned at foremost forms a protrusion piece, seeing through this protrusion piece can removably be combined into one with the opposite side cutter, when so this each set of knives lumps together, can increase shear strength.

The beneficial effects of the utility model are, adopt the Hydraulic scissors structure of above-mentioned detachable cutter, after it uses a period of time, but the disassembling of cutter direct convenience that is worn abrasion changed, saved being welded on the repair by welding polishing time of the cutter on the Hydraulic scissors body, can not take the working time of Hydraulic scissors because of the repair by welding polishing, improve the operating efficiency of Hydraulic scissors, reduce cost of production.

[description of drawings]

Fig. 1 has the Hydraulic scissors three-dimensional combination figure now.

Fig. 2 the utility model shows the three-dimensional exploded view of cutting blade member.

Fig. 3 the utility model shows the three-dimensional combination figure of cutting blade member.

Fig. 4 the utility model shows the plane right side view of cutting blade member bodies.

Fig. 5 the utility model shows the plane right side view of cutting blade member.

Fig. 6 the utility model shows to have the schematic perspective view that protrudes the piece cutter.

Fig. 7 the utility model shows to have the planar elevation view of protruding the piece cutter.

Fig. 8 the utility model shows to have the planar top view of protruding the piece cutter.

Fig. 9 the utility model shows the planar elevation view that cutting blade member bodies end two cutters interosculate.

[primary clustering symbol description]

1 cutting blade member bodies, 11 short slots

111 screws, 12 breach

14 perforation of 13 steps

2 cutters 21 protrude piece

22 through holes, 23 through holes

24 screws

3 bolts

7 ledger-plate members

8 cutting blade members

9 cutters

[specific embodiment]

In order to reach technique scheme, at the technology that the utility model adopted, means and effect lift now a preferred embodiment and in conjunction with graphic be elaborated as follows: see also Fig. 2, the utility model Hydraulic scissors structure is combined by a cutting blade member bodies 1, some cutters 2 and certain blade members body (not showing on the figure);

Because the situation that this cutting blade member bodies 1 and this ledger-plate member bodies combine with each cutter is all similar, do an explanation so only lift this cutting blade member bodies 1 for example at this, extremely shown in Figure 5 as Fig. 2, this cutting blade member bodies 1 its sheared edge is to be in the shape of the letter V, shear ora terminalis along it, side position in this cutting blade member bodies 1 all forms the short slot 11 that supplies mounting cutter 2, the shape of this short slot 11 is corresponding with the shape of cutter 2, length direction along this short slot 11, side-walls at short slot 11 offers some screws 111 for locking cutter 2, in addition, front end at this short slot 11 offers a breach 12 in addition, and at the opposite side of this cutting blade member bodies 1, then form a step 13 near the front end face place, offer two perforation 14 at these step 13 places, this step 13 is to form a cutter 2 that protrudes piece 21 in order to hold one, so can utilize two bolts 3 pass this two perforation 14 with these cutter 2 lockings on a side of this cutting blade member bodies 1.

As for these each cutter 2 its shapes be with this cutting blade member bodies 1 on the short slot 11 offered, the shape of breach 12 and step 13 is corresponding, on this each cutter 2, all form several through

holes

22,23 and screw 24, and this each through

hole

22,23 position is corresponding with the position of the screw 111 at short slot 11 and step 13 places, this cutter 2 abuts against at this short slot 11 places, so can utilize bolt 3 to pass through hole 22 on this each

cutter

2,23 to be arranged in this each screw 111 places, makes mode and this cutting blade member bodies 1 that this each cutter 2 is detachably made up be combined as a whole.

Consult Fig. 2 and Fig. 6 to shown in Figure 8, wherein these cutter 2 its shapes with protrusion piece 21 are like diamond shaped, and has sheared edge, this shape of protruding piece 21 is corresponding identical with the breach 12 on this cutter 2, at this cutter 2 with protrude two perforation 23 that then form on the piece 21 through hole 111 on should cutting blade member bodies 1, and also form two screws 24 corresponding on this cutter 2 with the perforation 14 of cutting blade member bodies 1, the protrusion piece 21 of this cutter 2 abuts against step 13 places in this cutting blade member bodies 1, it is concordant with the bottom surface of short slot 11 through breach 12 that it protrudes piece 21, utilize bolt 3 that this cutter 2 and 1 locking of this cutting blade member are combined as a whole, as shown in Figure 9, after this is positioned at sealed each other the fixing of cutter 2 of cutting blade member bodies 1 both sides, the sheared edge of this two cutter 2 is to flush mutually, the one side is concordant with this cutting blade member bodies 1 front-end edge, because therefore the interlocking of two cutters 2 and be combined in front end jointly will make the shearing dynamics of this Hydraulic scissors structure obtain enhancing.

Cutter on fixed, the cutting blade member bodies of above-mentioned Hydraulic scissors has adopted the screw lock fixed form of detachable combination, after Hydraulic scissors uses a period of time, the cutter that is worn away can in time carry out dismounting and change, fixing cutter by comparison with adopting welding or adhesive means, this detachable fixing cutter is the time of having saved repair by welding and the welding position being polished flat, time saving and energy saving, saved the repairing cost, the working time of also having improved Hydraulic scissors simultaneously.

Claims

1. Hydraulic scissors structural improvement, it comprises certain blade members body, a cutting blade member bodies and is arranged at the interior some cutters of short slot that this is fixed, the shearing ora terminalis place of cutting blade member bodies offers respectively, it is characterized in that, this each cutter be all with the mode of detachable combination respectively screw lock be fixed on that this is fixed, on the cutting blade member bodies.

2. Hydraulic scissors structural improvement according to claim 1, it is characterized in that, each cutter on this cutting blade member bodies is to be separately positioned on the position, both sides, a cutter that wherein is positioned at foremost is to form one to protrude piece, and the protrusion piece that can utilize this cutter is removably to be combined into one with the opposite side cutter.