CN208219731U - A kind of land leveller and bull-dozer and snowplow cutter head - Google Patents
A kind of land leveller and bull-dozer and snowplow cutter head Download PDFInfo
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- CN208219731U CN208219731U CN201820572484.0U CN201820572484U CN208219731U CN 208219731 U CN208219731 U CN 208219731U CN 201820572484 U CN201820572484 U CN 201820572484U CN 208219731 U CN208219731 U CN 208219731U
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- cutter hub
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- rod
- knife handle
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Abstract
A kind of land leveller and bull-dozer and snowplow cutter head, it is made of rod-shaped knife handle and blocky cutter hub disjunctor, it is described bulk cutter hub upper surface be one from rear end face diagonally downward to the inclined-plane of front end face, it is provided with the down-set concave lacking groove in upper surface and intermediate inside bar shaped groove on the front end face, and is embedded with upper and lower two respectively by the whole or seperated hard alloy blocks formed that connect in the concave lacking groove and bar shaped groove；The front end of the rod-shaped knife handle is integrally attached among the rear end face of blocky cutter hub, the rear end of rod-shaped knife handle be vertically disposed with it is parallel with the axis center of rod-shaped knife handle, in the planar fitting surface of notch, vertically-mounted through-hole is provided on the fitting surface；It has simple and reasonable for structure, and easy to install and use, wearability is good, and cutter head hardness is big, and service life greatly increases, so as to improve working efficiency, the features such as reducing use cost.
Description
Technical field
The utility model relates to a kind of land leveller and bull-dozer and snowplow cutter heads, belong to municipal works and building work
Journey field of mechanical technique.
Background technique
With the high speed development that highway in China is built, especially County Highway is even more to have obtained development at full speed in recent years,
Highway construction and maintenance department are more more and more urgent to the plant device requirement of related municipal works and highway structure；Wherein
Including the engineering machinery such as land leveller and bull-dozer and snowplow, needed to configure on these mechanical equipments on multiple tool aprons, and
A kind of cutter head structure being installed to by tool apron on base body.Point of a knife in existing cutter head structure is carrying out operation to ground etc.
When, because cutter head structure design is not reasonable, it is easy to keep cutter head stress impaired, influences the service efficiency of engineering mechanical device, increase
Use cost reduces the using effect of engineering mechanical device.
Summary of the invention
The purpose of the utility model is to overcome the shortcomings of the prior art, and provide a kind of simple and reasonable for structure, make
With easy for installation, wearability is good, and cutter head hardness is big, and service life greatly increases, and so as to improve working efficiency, reduces and uses
The land leveller and bull-dozer and snowplow cutter head of cost.
The purpose of this utility model is completed by following technical solution, a kind of land leveller and bull-dozer and snowplow
Cutter head, it is made of rod-shaped knife handle and blocky cutter hub disjunctor, and the upper surface of the bulk cutter hub is one and tilts from rear end face
To the inclined-plane down toward front end face, the down-set concave lacking groove in upper surface and intermediate inside item are provided on the front end face
Shape through slot, and upper and lower two are embedded with respectively by the whole or seperated hard formed that connects in the concave lacking groove and bar shaped groove
Alloy block；The front end of the rod-shaped knife handle is integrally attached among the rear end face of blocky cutter hub, on the rear end of rod-shaped knife handle
Be arranged with it is parallel with the axis center of rod-shaped knife handle, in the planar fitting surface of notch, be provided on the fitting surface vertical
Straight assembly through-hole.
As preferred: the front end face of the bulk cutter hub is the inclined-plane of an introversion from top to bottom, and the bottom surface of blocky cutter hub is
The inclined end face tilted upward, tilt angle are not more than 20 °；The bulk cutter hub is narrow body shape, the upper end of the bulk cutter hub
Face is that longitudinal convex, two sides form the tapered slope that oriented middle cone arches upward among one, and tapered slope extends to
The upper surface of monolith hard alloy blocks above；The front end of the rod-shaped knife handle is connected to blocky cutter hub by one section of arc transition
Rear end face among.
As it is another preferably: the front end face of the bulk cutter hub is the inclined-plane of an introversion from top to bottom, blocky cutter hub
Bottom surface is the inclined end face tilted upward, and tilt angle is not more than 20 °；The bulk cutter hub is expanded letter shape, the bulk cutter hub
Upper surface be one to form oriented middle cone in respective intermediate longitudinal convex, two sides respectively using medium line as boundary, the left and right sides
The tapered slope to arch upward, and tapered slope extends to the upper surface spliced above by two pieces of hard alloy blocks side by side, institute
The hard alloy blocks being embedded in bar shaped groove are stated also to be made of the hard alloy blocks of the two pieces of splicings in left and right；Before the rod-shaped knife handle
End is connected among the rear end face of blocky cutter hub by one section of arc transition.
The utility model belongs to improvements over the prior art, it have it is simple and reasonable for structure, it is easy to install and use, it is wear-resisting
Property it is good, cutter head hardness is big, and service life greatly increases, so as to improve working efficiency, the features such as reducing use cost.
Detailed description of the invention
Fig. 1 is a kind of narrow body cutter head example structure schematic diagram of the utility model.
Fig. 2 is A direction view in Fig. 1.
Fig. 3 is B direction view in Fig. 1.
Fig. 4 is a kind of expanded letter cutter head example structure schematic diagram of the utility model.
Fig. 5 is c direction view in Fig. 4.
Fig. 6 is d direction view in Fig. 4.
Specific embodiment
The utility model is described in detail below in conjunction with attached drawing: shown in Fig. 1-6, one kind described in the utility model
Land leveller and bull-dozer and snowplow cutter head, it is made of rod-shaped knife handle 1 and blocky 2 disjunctor of cutter hub, the bulk cutter hub 2
Upper surface be one from rear end face 3 diagonally downward to the inclined-plane of front end face 45, be provided on the front end face 4 upper end towards
The concave lacking groove 6 of lower setting and intermediate inside bar shaped groove 7, and upper and lower two are embedded in the concave lacking groove 6 and bar shaped groove 7
Item is respectively by the whole or seperated hard alloy blocks 8 formed that connect；The front end 9 of the rod-shaped knife handle 1 is integrally attached to bulk
Among the rear end face 3 of cutter hub 2, the rear end 10 of rod-shaped knife handle 1 be vertically disposed with it is parallel with the axis center of rod-shaped knife handle 1,
In the planar fitting surface 11 of notch, vertically-mounted through-hole 12 is provided on the fitting surface 11.
Fig. 1-3 show an embodiment of the present invention, and the front end face 4 of the bulk cutter hub 2 is one from top to bottom
The inclined-plane 5 of introversion, the bottom surface of blocky cutter hub 2 are the inclined end face 13 tilted upward, and tilt angle is not more than 20 °；The bulk
Cutter hub 2 is narrow body shape, and the upper surface of the bulk cutter hub 2 is that longitudinal convex 14, two sides form oriented middle cone arch among one
The tapered slope 15 risen, and tapered slope 15 extends to the upper surface 16 of monolith hard alloy blocks 8 above；It is described rod-shaped
The front end 9 of knife handle 1 is connected among the rear end face 3 of blocky cutter hub 2 by one section of arc transition 17.
Fig. 4-6 show another embodiment of the utility model, the front end face 4 of the bulk cutter hub 2 be one on to
The inclined-plane 5 of lower introversion, the bottom surface of blocky cutter hub 2 are the inclined end face 13 tilted upward, and tilt angle is not more than 20 °；Described piece
Shape cutter hub 2 is expanded letter shape, the upper surface of the bulk cutter hub 2 be one with medium line 18 be boundary, the left and right sides is respectively in respectively
Between longitudinal convex 14, two sides form the tapered slope 15 that oriented middle cone arches upward, and tapered slope 15 extends to
Face is by the upper surface 16 that two pieces of hard alloy blocks 8 splice side by side, and the hard alloy blocks 8 being embedded in the bar shaped groove 7 are also by a left side
The hard alloy blocks composition of right two pieces of splicings；The front end 9 of the rod-shaped knife handle 1 is connected to bulk by one section of arc transition 17
Among the rear end face 3 of cutter hub 2.
The utility model is embedded in two strip hard alloy blocks up and down in the operative end surface of blocky cutter hub, considerably increases
The wearability of product substantially increases the service life of product.
Claims (3)
1. a kind of land leveller and bull-dozer and snowplow cutter head, it is made of rod-shaped knife handle and blocky cutter hub disjunctor, feature
Be the blocky cutter hub upper surface be one from rear end face diagonally downward to the inclined-plane of front end face, on the front end face
It is provided with the down-set concave lacking groove in upper surface and intermediate inside bar shaped groove, and embedding in the concave lacking groove and bar shaped groove
Equipped with upper and lower two respectively by the whole or seperated hard alloy blocks formed that connect；The front end of the rod-shaped knife handle is integrally attached to
Among the rear end face of blocky cutter hub, the rear end of rod-shaped knife handle be vertically disposed with it is parallel with the axis center of rod-shaped knife handle, be in
The planar fitting surface of notch, is provided with vertically-mounted through-hole on the fitting surface.
2. land leveller according to claim 1 and bull-dozer and snowplow cutter head, it is characterised in that the bulk cutter hub
Front end face is the inclined-plane of an introversion from top to bottom, and the bottom surface of blocky cutter hub is the inclined end face tilted upward, and tilt angle is little
In 20 °；The bulk cutter hub is narrow body shape, and the upper surface of the bulk cutter hub forms oriented for the longitudinal convex, two sides in a centre
The tapered slope that middle cone arches upward, and tapered slope extends to the upper surface of monolith hard alloy blocks above；It is described
The front end of rod-shaped knife handle is connected among the rear end face of blocky cutter hub by one section of arc transition.
3. land leveller according to claim 1 and bull-dozer and snowplow cutter head, it is characterised in that the bulk cutter hub
Front end face is the inclined-plane of an introversion from top to bottom, and the bottom surface of blocky cutter hub is the inclined end face tilted upward, and tilt angle is little
In 20 °；The bulk cutter hub is expanded letter shape, and the upper surface of the bulk cutter hub is one using medium line as boundary, left and right sides difference
The tapered slope that oriented middle cone arches upward is formed in respective intermediate longitudinal convex, two sides, and tapered slope extends to
The upper surface spliced above by two pieces of hard alloy blocks side by side, the hard alloy blocks being embedded in the bar shaped groove are also by left and right two
The hard alloy blocks composition of block splicing；After the front end of the rod-shaped knife handle is connected to blocky cutter hub by one section of arc transition
Among end face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820572484.0U CN208219731U (en) | 2018-04-20 | 2018-04-20 | A kind of land leveller and bull-dozer and snowplow cutter head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820572484.0U CN208219731U (en) | 2018-04-20 | 2018-04-20 | A kind of land leveller and bull-dozer and snowplow cutter head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208219731U true CN208219731U (en) | 2018-12-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820572484.0U Active CN208219731U (en) | 2018-04-20 | 2018-04-20 | A kind of land leveller and bull-dozer and snowplow cutter head |
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| CN (1) | CN208219731U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108505555A (en) * | 2018-04-20 | 2018-09-07 | 德清爱得机械有限公司 | A kind of land leveller and bull-dozer and snowplow cutter head |
-
2018
- 2018-04-20 CN CN201820572484.0U patent/CN208219731U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108505555A (en) * | 2018-04-20 | 2018-09-07 | 德清爱得机械有限公司 | A kind of land leveller and bull-dozer and snowplow cutter head |
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