CN202411569U - Scraper - Google Patents
Scraper Download PDFInfo
- Publication number
- CN202411569U CN202411569U CN2011204462463U CN201120446246U CN202411569U CN 202411569 U CN202411569 U CN 202411569U CN 2011204462463 U CN2011204462463 U CN 2011204462463U CN 201120446246 U CN201120446246 U CN 201120446246U CN 202411569 U CN202411569 U CN 202411569U
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- scraper
- blade
- handle
- arc section
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Abstract
The embodiment of the utility model discloses a scraper, which consists of a scraper body and a handle, wherein the cross section of the scraper body is a slender rectangle which comprises a connecting section, a flat and straight section, a big-arc section and a small-arc section; an edge part of the flat and straight section is parallel to the axis of the scrapper body, and the flat and straight section is connected with the connecting section and the big-arc section; the curvature radius of the big-arc section is 215mm, and the big-arc section is connected with the flat and straight section and the small-arc section; the curvature radius of the small-arc section is 25mm; the small-arc section and the big-arc section are provided with cutting edges; and the connecting section is fixedly connected with the handle. When the scraper provided by the utility model is used, a worker holds the handle and pushes the handle to the front lower side to scrape a workpiece by using the thrust, wherein the effort accuracy and the force strength are mastered more easily, and therefore, the workpiece precision and the surface roughness are ensured. Secondly, an appropriate scraper working surface can be selected flexibly by the worker according to different working conditions, and the using skill is easier to master. Finally, because the scrapper has two wider surfaces, the safety of the worker in the process of using the scraper is ensured.
Description
Technical field
The utility model relates to the small tool technical field, more particularly, relates to a kind of scraper.
Background technology
Scraper is that pincers worker is used for the instrument of scraping metal, is used for wiping off the burr of piece surface or carries out scraping, as to fine finishining of machine tool chief axis or automobile crane watt etc.
Scraper generally is made up of blade and handle of a knife two parts, and blade is generally the high-speed steel material, and handle of a knife is wooden or plastics.Triangular scraper is a kind of of scraper, is widely used in the factory.But using triangular scraper scraping slender axles watt-hour; Triangular scraper rotates and firmly carries out work; Difficult its degree of accuracy and the dynamics grasped of this force method because the scraping distance is longer, failed to scrape high point simultaneously during as if scraping; The workman just must repeatedly repeat scraping, can influence the precision and the surface roughness of bearing shell.Secondly, triangular scraper has only a kind of rectilinear edge, use this a kind of blade to remove to process various workpiece, and the workman is difficult for grasping the degree of accuracy and the dynamics of scraping action under different situations, often need learn for a long time.And; Because the triangular scraper cross section is a triangle; Its three ribs are blade, and the workman will be in one's hands and be pushed down the front end of triangular scraper when stopping handle in use, and promptly workman's hand can be pressed on the blade of triangular scraper; Just there be the possibility of workman with the hand incised wound in this, therefore has certain danger in use.
Thus, how to provide a kind of operational stability strong scraper, become those skilled in the art's problem demanding prompt solution.
The utility model content
In view of this, the utility model provides a kind of easy grasp degree of accuracy in use and the scraper of dynamics.
A kind of scraper comprises blade and handle of a knife, it is characterized in that, the blade cross section is an elongated rectangular, comprises linkage section, flat segments, great circle segmental arc and little arc section;
The blade of flat segments is parallel to the axis of blade, and flat segments connects linkage section and great circle segmental arc;
The radius of curvature of great circle segmental arc is a definite value, and the great circle segmental arc connects flat segments and little arc section;
The radius of curvature of little arc section is a definite value;
Little arc section and great circle segmental arc all are provided with blade;
Linkage section and handle of a knife are fixedly linked.
Preferably, the radius of curvature of great circle segmental arc is a definite value between the 200-400 millimeter.
Preferably, the radius of curvature of great circle segmental arc is 215 millimeters.
Preferably, the radius of curvature of little arc section is a definite value between the 20-50 millimeter.
Preferably, the radius of curvature of little arc section is 25 millimeters.
Preferably, the angle of the two-edged face of blade is a fixing angle between the 60-160 degree.
Preferably, the angle of the two-edged face of blade is 150 degree.
Can find out that from above-mentioned technical scheme a kind of scraper that the utility model provided comprises blade and handle of a knife, blade comprises linkage section, flat segments, great circle segmental arc and little arc section.The blade linkage section links to each other with handle of a knife; The parallel axis with blade of the blade of the both sides of flat segments, flat segments has connected blade linkage section and blade great circle segmental arc; The radius of curvature of the both sides of great circle segmental arc is a definite value between the 200-400 millimeter, and the great circle segmental arc connects flat segments and little arc section; The radius of curvature of the both sides of little arc section is a definite value between the 20-50 millimeter; Great circle segmental arc and little arc section are provided with blade.A kind of scraper that the utility model provided, scraper have roundlet segmental arc tip (two roundlet arc intersection), little arc section, four kinds of working faces of great circle segmental arc peace straight section to adapt to different scraping operating modes.The workman is when using the scraper that the utility model provided; What utilize is thrust forward; Than the rotation of triangular scraper firmly more easy master go the degree of accuracy and dynamics, reduced because of the long possibility that contacts with the non-high point of workpiece of scraper, guaranteed the precision and the surface roughness of workpiece.Secondly; The novel scraper that provides of this use can be selected the different working face according to different working conditions; Draw through the actual use of workman, than the striking knife that has only a kind of rectilinear edge, the utility model is its degree of accuracy and dynamics in use of easy master more.At last, the scraper that the utility model provided has the surface of two broads, and the workman is pressed in surface of the work with scraper in use and hand need not contact with the blade of scraper, has guaranteed the safety of workman when using scraper.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below only is some embodiment of the utility model, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the front view of the disclosed a kind of scraper of the utility model embodiment;
Fig. 2 is the front view of the disclosed a kind of scraper blade of the utility model embodiment;
Fig. 3 is the structural representation of the little arc section of the disclosed a kind of scraper of the utility model embodiment;
Fig. 4 is the structural representation that adopts the scraper blade of combined type handle of a knife among the utility model embodiment;
Fig. 5 is the disclosed a kind of scraper structure sketch map that adopts the combined type handle of a knife of the utility model embodiment.
The specific embodiment
To combine the accompanying drawing among the utility model embodiment below, the technical scheme among the utility model embodiment is carried out clear, intactly description, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
The utility model embodiment discloses a kind of easy grasp degree of accuracy in use and the scraper of dynamics.
Fig. 1 shows a kind of scraper, comprises blade and handle of a knife, and blade is processed by high-speed steel, and handle of a knife is the wood handle that has mounting groove, and blade and handle of a knife are fixedly linked.
Fig. 2 shows the structure of blade, and the cross section of blade is an elongated rectangular, comprises linkage section 1, flat segments 2, great circle segmental arc 3 and roundlet segmental arc 4;
The parallel axis with blade of the blade of blade flat segments 2, flat segments 2 connects great circle segmental arcs 3 and linkage sections 1.
The blade of great circle segmental arc 3 is that radius of curvature is 215 millimeters a arc shaped; The blade of roundlet segmental arc 4 is that radius of curvature is 25 millimeters a arc shaped; And great circle segmental arc 3 is symmetrical along the blade axis respectively with roundlet segmental arc 4 both sides blades; Simultaneously, as shown in Figure 3, the angle of great circle segmental arc 3 and 4 liang of blade faces of roundlet segmental arc is 150 degree.
In use, the workman holds handle, and the essential of exercise of carrying out scraping is identical with the use triangular scraper.According to the situation of work surface, choose in roundlet segmental arc tip (two roundlet arc intersection), little arc section, four kinds of working faces of great circle segmental arc peace straight section flexibly; Then the initiating terminal of working face that chooses and work surface is fitted, compress scraper downwards and before the direction of work surface, push away, utilize the burr or the high point of the blade scraping work surface of scraper.Through the actual use of workman, with respect to the rotation of triangular scraper firmly, the scraper utilization that the utility model provided be thrust to the front lower place, the degree of accuracy of thrust and dynamics be easy master more, has guaranteed the precision and the surface roughness of bearing shell.Secondly, with respect to the triangular scraper that has only a kind of rectilinear edge, the scraper of the utility model has four kinds of working faces, and the workman selects according to the workpiece of being processed in use flexibly, has reduced study, the difficulty when using scraper.At last, the scraper that the utility model provided has the surface of two broads, and the workman is pressed in surface of the work with scraper in use and hand need not contact with the blade of scraper, has guaranteed the safety of workman when using scraper.
Because wood handle recoverability after damage is lower, the connected mode reliability of blade and handle is relatively poor in the foregoing description simultaneously, on the basis of the foregoing description, and the combined type handle that the utility model can also adopt plastics or metal material to make.
As shown in Figure 4, have through hole 302 on the blade connecting portion 301.
As shown in Figure 5, handle 401 is plastics or metal handle, is made up of top and the bottom, has on the handle 401 and the corresponding through hole in through hole 302 positions, and handle 401 and blade connecting portion 301 are through 402 dismountable linking to each other of securing member.
Than wood handle, plastic handle and metal handle can be repaired stronger, and it is more firm that the securing member that is adopted simultaneously is fixedly coupled mode, good reliability.
Each embodiment adopts the mode of going forward one by one to describe in this specification, and what each embodiment stressed all is and the difference of other embodiment that identical similar part is mutually referring to getting final product between each embodiment.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the utility model.Multiple modification to these embodiment will be conspicuous concerning those skilled in the art, and defined General Principle can realize under the situation of spirit that does not break away from the utility model or scope in other embodiments among this paper.Therefore, the utility model will can not be restricted to these embodiment shown in this paper, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.
Claims (7)
1. a scraper comprises blade and handle of a knife, it is characterized in that, said blade cross section is an elongated rectangular, comprises linkage section, flat segments, great circle segmental arc and little arc section;
The blade of said flat segments is parallel to the axis of blade, and said flat segments connects said linkage section and said great circle segmental arc;
The radius of curvature of said great circle segmental arc is a definite value, and said great circle segmental arc connects said flat segments and said little arc section;
The radius of curvature of said little arc section is a definite value;
Said little arc section and said great circle segmental arc all are provided with blade;
Said linkage section and said handle of a knife are fixedly linked.
2. a kind of scraper according to claim 1 is characterized in that, the radius of curvature of said great circle segmental arc is a definite value between the 200-400 millimeter.
3. a kind of scraper according to claim 2 is characterized in that, the radius of curvature of said great circle segmental arc is 215 millimeters.
4. a kind of scraper according to claim 1 is characterized in that, the radius of curvature of said little arc section is a definite value between the 20-50 millimeter.
5. a kind of scraper according to claim 4 is characterized in that, the radius of curvature of said little arc section is 25 millimeters.
6. a kind of scraper according to claim 1 is characterized in that, the angular range of the two-edged face of said blade is the 60-160 degree.
7. a kind of scraper according to claim 6 is characterized in that, the angle of the two-edged face of said blade is 150 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204462463U CN202411569U (en) | 2011-11-11 | 2011-11-11 | Scraper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204462463U CN202411569U (en) | 2011-11-11 | 2011-11-11 | Scraper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202411569U true CN202411569U (en) | 2012-09-05 |
Family
ID=46736364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204462463U Expired - Fee Related CN202411569U (en) | 2011-11-11 | 2011-11-11 | Scraper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202411569U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104325580A (en) * | 2014-10-21 | 2015-02-04 | 重庆凯隆模具塑胶有限公司 | Burr removing knife used for injection products |
| CN104384617A (en) * | 2014-11-13 | 2015-03-04 | 山东钢铁股份有限公司 | Scraping tool for bearing pad |
| CN115635145A (en) * | 2022-11-16 | 2023-01-24 | 中国二十二冶集团有限公司 | Tile scraping device and using method thereof |
-
2011
- 2011-11-11 CN CN2011204462463U patent/CN202411569U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104325580A (en) * | 2014-10-21 | 2015-02-04 | 重庆凯隆模具塑胶有限公司 | Burr removing knife used for injection products |
| CN104384617A (en) * | 2014-11-13 | 2015-03-04 | 山东钢铁股份有限公司 | Scraping tool for bearing pad |
| CN115635145A (en) * | 2022-11-16 | 2023-01-24 | 中国二十二冶集团有限公司 | Tile scraping device and using method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120905 Termination date: 20161111 |