CN108425393B - Grader, bulldozer and snow plow cutter head structure - Google Patents

Grader, bulldozer and snow plow cutter head structure Download PDF

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Publication number
CN108425393B
CN108425393B CN201810362830.7A CN201810362830A CN108425393B CN 108425393 B CN108425393 B CN 108425393B CN 201810362830 A CN201810362830 A CN 201810362830A CN 108425393 B CN108425393 B CN 108425393B
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China
Prior art keywords
block
shaped
rod
knife handle
shaped knife
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CN201810362830.7A
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Chinese (zh)
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CN108425393A (en
Inventor
周志建
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Deqing Aide Machinery Co ltd
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Deqing Aide Machinery Co ltd
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Classifications

    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02FDREDGING; SOIL-SHIFTING
    • E02F3/00Dredgers; Soil-shifting machines
    • E02F3/04Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/76Graders, bulldozers, or the like with scraper plates or ploughshare-like elements; Levelling scarifying devices
    • E02F3/80Component parts
    • E02F3/815Blades; Levelling or scarifying tools
    • E02F3/8152Attachments therefor, e.g. wear resisting parts, cutting edges
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01HSTREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
    • E01H5/00Removing snow or ice from roads or like surfaces; Grading or roughening snow or ice
    • E01H5/04Apparatus propelled by animal or engine power; Apparatus propelled by hand with driven dislodging or conveying levelling elements, conveying pneumatically for the dislodged material

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  • Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • General Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Earth Drilling (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)

Abstract

A grader, bulldozer and snow plow bit structure, it is made up of rod-shaped knife handle and block cutter body conjoined, four surfaces of the back end surface to front end surface of the said block cutter body are inclined planes and form a square cone, connect forward on the front end surface of the square cone have a block working body formed by inclined planes that two parallel side surfaces and upper and lower end surfaces integrally extend from square cone; a concave groove is downwards arranged on the upper inclined surface of the front part of the block-shaped working body, and a block-shaped hard alloy block is embedded in the concave groove; the front end of the rod-shaped knife handle is integrally connected with the middle of the rear end face of the block-shaped knife body, the rear end part of the rod-shaped knife handle is provided with an assembling surface which is parallel to the shaft center of the rod-shaped knife handle and is in a concave plane shape, and the assembling surface is provided with a vertical assembling through hole; the novel cutter head has the characteristics of simple and reasonable structure, convenience in use and installation, good wear resistance, high hardness of the cutter head, greatly prolonged service life, capability of improving working efficiency, reduction of use cost and the like.

Description

Grader, bulldozer and snow plow cutter head structure
Technical Field
The utility model relates to a cutter head structure of a grader, a bulldozer and a snow plow, belonging to the technical field of municipal engineering and construction engineering machinery.
Background
With the rapid development of highway construction in China, particularly county and rural highways in recent years are rapidly developed, and the demands of highway construction and maintenance departments on complete sets of mechanical equipment of related municipal engineering and highway construction are more and more urgent; among these are construction machines such as graders, bulldozers, and snow plows, which require a tool bit structure that is mounted to a base body by tool holders and that is disposed on a plurality of tool holders. When the cutter point in the existing cutter head structure works on the ground and the like, the cutter head is easy to be stressed and damaged due to unreasonable structural design of the cutter head, so that the service efficiency of engineering mechanical equipment is affected, the use cost is increased, and the use effect of the engineering mechanical equipment is reduced.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art and provide the cutter head structure of the grader, the bulldozer and the snow plow, which has the advantages of simple and reasonable structure, convenient use and installation, good wear resistance, large hardness of the cutter head and greatly prolonged service life, thereby improving the working efficiency and reducing the use cost.
The utility model aims at completing through the following technical scheme, a cutter head structure of a grader, a bulldozer and a snow plow is formed by connecting a rod-shaped cutter handle and a block cutter body, wherein four surfaces from the rear end surface to the front end surface of the block cutter body are inclined surfaces and form a square cone, and the front end surface of the square cone is connected with a block working body formed by an inclined surface with two parallel side surfaces and an upper end surface and a lower end surface extending integrally from the square cone; a concave groove is downwards arranged on the upper inclined surface of the front part of the block-shaped working body, and a block-shaped hard alloy block is embedded in the concave groove; the front end of the rod-shaped knife handle is integrally connected in the middle of the rear end face of the block-shaped knife body, the rear end part of the rod-shaped knife handle is provided with a concave plane-shaped assembling surface which is parallel to the shaft center of the rod-shaped knife handle, and the assembling surface is provided with a vertical assembling through hole.
As preferable: the front of the block-shaped working body is also an inclined plane which is inclined inwards from top to bottom, the two side faces of the block-shaped cutter body are inclined from bottom to top, the upper end face of the block-shaped cutter body is a conical inclined plane which is longitudinally convex in the middle, two sides of the block-shaped cutter body are provided with conical inclined planes which arch towards the middle conical surface, and the conical inclined planes extend to the upper surface of the block-shaped working body with the front end connected; two sides of the block-shaped cutter body are respectively connected with two parallel side surfaces of the block-shaped working body through transition inclined planes; the front end part of the rod-shaped knife handle is connected in the middle of the rear end surface of the block-shaped knife body through a section of arc transition.
The utility model belongs to the improvement of the prior art, and has the characteristics of simple and reasonable structure, convenient use and installation, good wear resistance, large hardness of the cutter head, greatly prolonged service life, capability of improving the working efficiency, reduced use cost and the like.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a view in the direction a in fig. 1.
Fig. 3 is a view in the direction B in fig. 1.
Detailed Description
The utility model will be described in detail below with reference to the attached drawings: 1-3 show, a grader and bulldozer and snow plow bit structure of the utility model, it is made up of the shank 1 of the rod and block cutter body 2 are connected, the four sides of the back end surface 3 of the said block cutter body 2 to front end surface 4 are inclined planes 5 and form a square cone, connect forward on the front end surface 4 of the square cone and connect a pair of parallel side surfaces 6 and upper and lower end surfaces from the block working body 7 that the inclined plane 5 that the square cone integrally extends; a concave groove 8 is arranged downwards on the upper inclined surface 5 at the front part of the block-shaped working body 7, and a block-shaped hard alloy block 9 is embedded in the concave groove 8; the front end of the rod-shaped knife handle 1 is integrally connected in the middle of the rear end face 3 of the block-shaped knife body 2, an assembling surface 11 which is parallel to the axial center of the rod-shaped knife handle 1 and is in a concave plane shape is arranged on the upper and lower parts of the rear end part 10 of the rod-shaped knife handle 1, and a vertical assembling through hole 12 is arranged on the assembling surface 11.
As shown in the figure, the front face 13 of the block-shaped working body 7 is also an inclined plane which is inclined inwards from top to bottom, the two side faces of the block-shaped cutter body 2 are inclined from bottom to top, the upper end face of the block-shaped cutter body 2 is a middle longitudinal upward bulge 14, two sides of the block-shaped cutter body are provided with conical inclined planes 15 which arch towards the middle conical surface, and the conical inclined planes 15 extend to the upper surface of the block-shaped working body 7 with the front end connected; two sides of the block-shaped cutter body 2 are respectively connected with two parallel side surfaces 6 of the block-shaped working body 7 through transition inclined planes 16; the front end part of the rod-shaped knife handle 1 is connected in the middle of the rear end surface 3 of the block-shaped knife body 2 through a section of arc transition.
The front end of the block-shaped cutter body is connected with the block-shaped working body, and the hard alloy block is embedded in front of the block-shaped working body, so that the wear resistance of the product is greatly improved, and the service life of the product is greatly prolonged.

Claims (1)

1. A cutter head structure of a grader, a bulldozer and a snow plow consists of a rod-shaped cutter handle and a block cutter body in a connecting mode, and is characterized in that four surfaces from the rear end surface to the front end surface of the block cutter body are inclined planes and form a square cone, and a block-shaped working body formed by an inclined plane with two parallel side surfaces and an upper end surface and a lower end surface extending integrally from the square cone is connected to the front end surface of the square cone forwards; a concave groove is downwards arranged on the upper inclined surface of the front part of the block-shaped working body, and a block-shaped hard alloy block is embedded in the concave groove; the front end of the rod-shaped knife handle is integrally connected with the middle of the rear end face of the block-shaped knife body, the rear end part of the rod-shaped knife handle is provided with an assembling surface which is parallel to the shaft center of the rod-shaped knife handle and is in a concave plane shape, and the assembling surface is provided with a vertical assembling through hole; the front of the block-shaped working body is also an inclined plane which is inclined inwards from top to bottom, the two side faces of the block-shaped cutter body are inclined from bottom to top, the upper end face of the block-shaped cutter body is a conical inclined plane which is longitudinally convex in the middle, two sides of the block-shaped cutter body are provided with conical inclined planes which arch towards the middle conical surface, and the conical inclined planes extend to the upper surface of the block-shaped working body with the front end connected; two sides of the block-shaped cutter body are respectively connected with two parallel side surfaces of the block-shaped working body through transition inclined planes; the front end part of the rod-shaped knife handle is connected in the middle of the rear end surface of the block-shaped knife body through a section of arc transition.
CN201810362830.7A 2018-04-20 2018-04-20 Grader, bulldozer and snow plow cutter head structure Active CN108425393B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810362830.7A CN108425393B (en) 2018-04-20 2018-04-20 Grader, bulldozer and snow plow cutter head structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810362830.7A CN108425393B (en) 2018-04-20 2018-04-20 Grader, bulldozer and snow plow cutter head structure

Publications (2)

Publication Number Publication Date
CN108425393A CN108425393A (en) 2018-08-21
CN108425393B true CN108425393B (en) 2023-10-17

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ID=63161627

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CN201810362830.7A Active CN108425393B (en) 2018-04-20 2018-04-20 Grader, bulldozer and snow plow cutter head structure

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108755801B (en) * 2018-08-31 2023-04-18 浙江华莎驰机械有限公司 Tool apron and tool bit combined structure of bulldozer and snow plow of land leveler

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101278093A (en) * 2005-08-24 2008-10-01 詹姆斯·A·考尔德伍德 Improved driving sleeve
CN201173089Y (en) * 2007-12-03 2008-12-31 林木壮 Inverted spin pick drill head
CN101506438A (en) * 2006-08-25 2009-08-12 詹姆斯·A·考尔德伍德 Ripper boot including a high tensile tip
CN103052756A (en) * 2010-08-02 2013-04-17 山特维克知识产权股份有限公司 Rotatable grading pick with debris clearing feature
CN104024575A (en) * 2011-10-11 2014-09-03 必泰克有限两合公司 Shank tool
CN205856976U (en) * 2016-07-20 2017-01-04 浙江华莎驰机械有限公司 A kind of cutter head of paving machine machine pacifically
CN107574735A (en) * 2017-09-28 2018-01-12 徐州徐工筑路机械有限公司 Clean-up scraper after a kind of land leveller

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101278093A (en) * 2005-08-24 2008-10-01 詹姆斯·A·考尔德伍德 Improved driving sleeve
CN101506438A (en) * 2006-08-25 2009-08-12 詹姆斯·A·考尔德伍德 Ripper boot including a high tensile tip
CN201173089Y (en) * 2007-12-03 2008-12-31 林木壮 Inverted spin pick drill head
CN103052756A (en) * 2010-08-02 2013-04-17 山特维克知识产权股份有限公司 Rotatable grading pick with debris clearing feature
CN104024575A (en) * 2011-10-11 2014-09-03 必泰克有限两合公司 Shank tool
CN205856976U (en) * 2016-07-20 2017-01-04 浙江华莎驰机械有限公司 A kind of cutter head of paving machine machine pacifically
CN107574735A (en) * 2017-09-28 2018-01-12 徐州徐工筑路机械有限公司 Clean-up scraper after a kind of land leveller

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