CN202985379U - Grinding wheel - Google Patents
Grinding wheel Download PDFInfo
- Publication number
- CN202985379U CN202985379U CN 201220752854 CN201220752854U CN202985379U CN 202985379 U CN202985379 U CN 202985379U CN 201220752854 CN201220752854 CN 201220752854 CN 201220752854 U CN201220752854 U CN 201220752854U CN 202985379 U CN202985379 U CN 202985379U
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- CN
- China
- Prior art keywords
- emery wheel
- abrasive material
- grinding
- wedge
- belt
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a grinding wheel which is used for grinding belts. The grinding wheel comprises a base part which can rotate around a rotation axis and a grinding part, wherein the grinding part is used for grinding the belts. The grinding part comprises a wedge-shaped part which extends outwards along the radial direction of the base part, wherein a grinding material is arranged on the external surface of the wedge-shaped part. The wedge-shaped part comprises a trapezoid main body part and a protruding part which is positioned on the radial outer part of the main body part, wherein the protruding part comprises two vertical parts which are close to the trapezoid main body part, two arc parts and a horizontal part which is arranged on the outermost radial part, and the two arc parts are respectively used for connecting with the vertical parts with the horizontal part.
Description
Technical field
The utility model relates to a kind of emery wheel, relates in particular to a kind of emery wheel for the grinding belt.
Background technology
Feed belt is passed through in auto industry or other industrial machineries fields usually, for example combined vee belt drives relevant device, be formed with groove between a plurality of belt bodies of described combined vee belt, described groove needs by the emery wheel grinding in manufacturing process usually, thereby realizes coincideing of combined vee belt and belt wheel.
U.S.'s bulletin patent has disclosed a kind of emery wheel No. 5399116, this emery wheel is cylinder, and its radial outside is provided with some wedge-shaped parts for the grinding belt, and this wedge-shaped part is along circumferentially extending and axially spaced-apart, the section of wedge-shaped part is roughly triangular in shape, and its radial outside end is sharp-pointed angle.The belt of such emery wheel institute grinding is formed with tooth peak and tooth paddy, and tooth paddy is usually more sharp-pointed, this belt in use, this comparatively sharp-pointed tooth paddy easily produces stress and concentrates, and then easily causes belt to damage.
Therefore in other patents, join No. 5595533 patent of U.S.'s bulletin, the radial outside end of emery wheel wedge-shaped part is circular arc, thereby the tooth paddy of its belt that grinds also is circular arc, can effectively reduce the stress concentration phenomenon of the belt teeth paddy that grinds.But, after the belt that this emery wheel grinds is mounted to belt wheel and uses a period of time, the surface of belt can be worn away certain thickness, belt wheel can move to belt teeth paddy, thereby two angles of belt wheel tooth top can withstand on belt surface, and form wedge angle in belt surface, belt is concentrated at the same stress that easily forms of this sharp corner.
For defects, a kind of new emery wheel is proposed, join this specification Fig. 1 to Fig. 3, this emery wheel radial outside is provided with the wedge-shaped part 11 ' for the grinding belt, and this wedge-shaped part 11 ' is along circumferentially extending and axially spaced-apart.The end of this wedge-shaped part 11 ' has two kinds of profiles, joins this Figure of description 2, and the section of wedge-shaped part the first end 111 ' is triangle, and the surface of the first end 111 ' all is coated with the abrasive material 12 ' for the grinding belt; Join this Figure of description 3, the section of wedge-shaped part the second end 112 ' is rectangle, and the radial outside end face of the second end 112 ' is provided with abrasive material 12 ', and axial sides does not arrange abrasive material, and the surface is relatively smooth.First, second end 111 ' of described wedge-shaped part 11 ', 112 ' is along circumferentially having four and be arranged alternately.in grinding belt process, this kind emery wheel has following defective: at first, in the process of emery wheel grinding belt, be that the abrasive material of leg-of-mutton the first end and the abrasive material of the second end radial outside end face that section is rectangle carry out grinding to belt by section, the axial sides of the second end is not because have abrasive material to carry out grinding, can carry out the high-speed slide friction with belt, and then generation heat, this heat probably causes scrap gum on fire, it is unsafe factor in producing, and this heat may cause the rubber of belt to melt and be bonded at the second end of emery wheel, and then affect the quality of grinding, secondly, the part of described the first end and the second set abrasive material of end easily produces loss because need to bear whole grinding workloads, has reduced the service life of emery wheel, again, the end of wedge-shaped part is set to a plurality of shapes, and for example section is that leg-of-mutton the first end is two, and section is that rectangle the second end is two, and first, second end alternative arrangement, and this structure has increased the difficulty that manufactures and designs of emery wheel, at last, the belt groove that the triangle of emery wheel and the grinding of rectangle end form is rectangle, and its corner is comparatively sharp-pointed, in the belt use procedure, belt has the groove of sharp-pointed corner can be concentrated by easy generation stress, and then causes belt early to damage, the shortening belt life.
In sum, be necessary to provide a kind of novel emery wheel, it has improved structure to overcome the defective of existing emery wheel.
The utility model content
Technical problem to be solved in the utility model is to provide a kind of new emery wheel, to overcome the technological deficiency of existing emery wheel.
in order to solve the problems of the technologies described above, the utility model provides a kind of emery wheel, be used for the grinding belt, this emery wheel comprises can be around base portion and the grinding part that rotation rotates, this grinding part is used for the grinding belt, this grinding part comprises wedge-shaped part, this wedge-shaped part extends radially outwardly along base portion, the outer surface of wedge-shaped part is provided with abrasive material, wherein this wedge-shaped part comprises trapezoidal main part and is positioned at the jut of this main part radial outside, this jut comprises two near the vertical portion of trapezoidal main part, two arc sections, and be arranged on the horizontal part of outermost radial outside, two arc sections are used for respectively vertical connecting section and horizontal part.
Preferably, this abrasive material is arranged on the outer surface of main part and jut.
Preferably, the abrasive material that is arranged at the jut outer surface comprises and corresponds respectively to vertical portion, arc sections, vertical section abrasive material of horizontal part, arc section abrasive material, horizontal segment abrasive material, and this arc section abrasive material is used for connecting horizontal segment abrasive material and vertical section abrasive material.
Preferably, the outermost surfaces place radius of a circle of this arc section abrasive material is 0.5 millimeter to 1.2 millimeters.
Preferably, the width between the vertical section abrasive material outermost surfaces on jut surface is 3 millimeters.
Preferably, this emery wheel is provided with flange portion at radial outside axial two ends, and flange portion also is provided with abrasive material near a side of wedge-shaped part.
Preferably, this wedge-shaped part is along the whole circumferential extension of emery wheel.
Preferably, this wedge-shaped part axially spaced-apart arranges.
Preferably, this wedge-shaped part is provided with at least one vertically.
Preferably, this emery wheel is used for the grinding combined vee belt.
The utility model beneficial effect is that belt that the jut of emery wheel grinds is that belt wheel leaves and makes a concession the space, after belt normal loss not can with the angle apical grafting of belt wheel; And whole outer surfaces of jut are provided with abrasive material, and in grinding belt process, jut is by the abrasive grinding belt, rather than with the belt sliding friction, and then can because sliding friction produces high temperature, not increase production security; Again, whole jut has all participated in the grinding to belt, and the workload of unit abrasive material reduces, and the loss of emery wheel reduces; The 4th, because jut all participates in grinding, the grinding workload in the unit interval can increase, and then has shortened the grinding time of each belt, has improved operating efficiency; The 5th, the section of jut is provided with the arc section abrasive material, is also circular arc corresponding to the formed groove of belt, and the trench stress of belt distributes comparatively evenly, can not produce the phenomenon that stress is concentrated, and has extended belt service life.
Description of drawings
Fig. 1 is the cross-sectional schematic of prior art emery wheel.
Fig. 2 is the enlarged drawing of A part in Fig. 1.
Fig. 3 is the enlarged drawing of B part in Fig. 1.
Fig. 4 is the cross-sectional schematic of the emery wheel in the utility model.
Fig. 5 is the enlarged diagram of the C part in Fig. 4.
Fig. 6 is the partial schematic sectional view that the utility model belt that emery wheel grinds coordinates with belt wheel.
The specific embodiment
Below in conjunction with accompanying drawing detailed introduce the specific embodiment of the present utility model.
With reference to figure 4 and Fig. 5, an emery wheel 100, this emery wheel 100 is used for grinding belt, especially combined vee belt, and emery wheel 100 substantially is cylindrical shape and can rotates around axis X.
Emery wheel 100 comprises base portion 11 and is arranged on the grinding part 10 that is used for the grinding belt of base portion 11 radial outsides.Grinding part 10 comprises some wedge-shaped parts 12 and a pair of flange portion 14.Wedge-shaped part 12 extends radially outwardly along base portion 11, and some wedge-shaped parts 12 are along emery wheel 100 axially spaced-apart settings, and described wedge-shaped part 12 is provided with at least one vertically.Two flange portion 14 are separately positioned on the both sides of some wedge-shaped parts 12 vertically, that is flange portion 14 is positioned at radial outside and the axial two ends of emery wheel 100.
Wedge-shaped part 12 comprises main part 120 and jut 13, and wedge-shaped part 12 is along whole circumferential extension.In the present embodiment, the section of main part 120 is trapezoidal.Jut 13 is arranged on the radial outside of main part 120, described jut 13 sections are roughly rectangular, jut 13 radially comprises successively from inside to outside two vertical portions 131, two arc sections 132 of close trapezoidal main part 120 and is arranged on the horizontal part 133 of outermost radial outside, two arc sections 132 are respectively used to vertical connecting section 131 and 133, two arc sections 132 of horizontal part and are positioned on two angles of radial outside of rectangular protrusions section 13.
Emery wheel 100 also comprises the abrasive material 2 of the outer surface that is arranged on wedge-shaped part 12, and the abrasive material 2 on this outer surface is used for grinding is carried out on the surface of belt.Abrasive material 2 spreads all over whole outer surfaces of wedge-shaped part 12, and abrasive material 2 is arranged at respectively on the outer surface of main part 120 and jut 13.
The abrasive material 2 on jut 13 surfaces comprises correspond respectively to two vertical portions 131, two arc sections 132, a horizontal part 133 two vertically section abrasive materials 21, two arc section abrasive materials 22, horizontal segment abrasive materials 23, and described arc section abrasive material 22 is used for connecting horizontal segment abrasive material 23 and vertical section abrasive material 21.Distance B between described vertical section abrasive material 21 outermost surfaces is 3 millimeters, and the radius of a circle R at two arc section abrasive materials 22 outermost surfaces places is 0.5 millimeter to 1.2 millimeters.
Described flange portion 14 also is provided with abrasive material 2 near a side of wedge-shaped part 12, and when flange portion 14 is used for the grinding belt, restriction belt 200 along the position of axis, carries out grinding to the lateral surface of belt 200 simultaneously.
ginseng Fig. 6, the utility model belt that emery wheel grinds 200 in use for some time, the surface that it coordinates with belt wheel 300 produces wearing and tearing, belt wheel 300 can slide to position shown in dotted line 301 in Fig. 6, because the circular arc transition face 201 of belt 200, the radius that is the arc section abrasive material 22 on emery wheel 100 jut 13 surfaces is arranged on zone of reasonableness, make the belt 200 after normal use is worn and torn still gapped with the angle 302 of belt wheel 300, belt wheel 300 can not produce interference and produce sharp-pointed angle on belt 200 with belt 200, and then belt 200 in use can not produce the phenomenon that stress is concentrated yet.
In the utility model, belt that the jut 13 of described emery wheel 100 grinds 200 is made a concession the space for belt wheel 300 leaves, after belt 200 normal losses not can with angle 302 apical graftings of belt wheel 300; And whole outer surfaces of jut 13 are provided with abrasive material 2, and in grinding belt 200 processes, jut 13 is by the abrasive grinding belt, rather than with the belt sliding friction, and then can because sliding friction produces high temperature, not increase production security; Again, whole jut 13 has all participated in the grinding to belt 200, and the workload of unit abrasive material reduces, and the loss of emery wheel 100 reduces; The 4th, because jut 13 all participates in grinding, the grinding workload in the unit interval can increase, and then has shortened the grinding time of each belt, has improved operating efficiency; The 5th, the section of jut 13 is provided with arc section abrasive material 22, is also circular arc corresponding to the formed groove of belt, and the trench stress of belt 200 distributes comparatively evenly, can not produce the phenomenon that stress is concentrated, and has extended 200 service lifes of belt.
Claims (10)
1. emery wheel, be used for the grinding belt, described emery wheel comprises can be around base portion and the grinding part that rotation rotates, described grinding part is used for the grinding belt, described grinding part comprises wedge-shaped part, this wedge-shaped part extends radially outwardly along base portion, the outer surface of wedge-shaped part is provided with abrasive material, it is characterized in that: described wedge-shaped part comprises trapezoidal main part and is positioned at the jut of this main part radial outside, described jut comprises two near the vertical portion of trapezoidal main part, two arc sections, and be arranged on the horizontal part of outermost radial outside, two arc sections are used for respectively vertical connecting section and horizontal part.
2. emery wheel according to claim 1, it is characterized in that: described abrasive material is arranged on the outer surface of main part and jut.
3. emery wheel according to claim 2, it is characterized in that: the abrasive material that is arranged at the jut outer surface comprises and corresponds respectively to vertical portion, arc sections, vertical section abrasive material of horizontal part, arc section abrasive material, horizontal segment abrasive material, and described arc section abrasive material is used for connecting horizontal segment abrasive material and vertical section abrasive material.
4. emery wheel according to claim 3 is characterized in that: the outermost surfaces place radius of a circle of described arc section abrasive material is 0.5 millimeter to 1.2 millimeters.
5. emery wheel according to claim 3 is characterized in that: the width between the vertical section abrasive material outermost surfaces on jut surface is 3 millimeters.
6. emery wheel according to claim 1 is characterized in that: described emery wheel is provided with flange portion at radial outside axial two ends, and flange portion also is provided with abrasive material near a side of wedge-shaped part.
7. emery wheel according to claim 1, it is characterized in that: described wedge-shaped part is along the whole circumferential extension of emery wheel.
8. emery wheel according to claim 1, is characterized in that: described wedge-shaped part axially spaced-apart setting.
9. emery wheel according to claim 1, it is characterized in that: described wedge-shaped part is provided with at least one vertically.
10. emery wheel according to claim 1 is characterized in that: described emery wheel is used for the grinding combined vee belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220752854 CN202985379U (en) | 2012-12-16 | 2012-12-16 | Grinding wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220752854 CN202985379U (en) | 2012-12-16 | 2012-12-16 | Grinding wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202985379U true CN202985379U (en) | 2013-06-12 |
Family
ID=48556597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220752854 Withdrawn - After Issue CN202985379U (en) | 2012-12-16 | 2012-12-16 | Grinding wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202985379U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103862394A (en) * | 2012-12-16 | 2014-06-18 | 盖茨优霓塔传动系统(苏州)有限公司 | Grinding wheel |
| CN105252354A (en) * | 2015-08-31 | 2016-01-20 | 安徽海源特种电缆有限公司 | Cable conductor surface grinding device |
| CN108044480A (en) * | 2017-12-06 | 2018-05-18 | 浙江工业大学 | A kind of polishing roller of the trapezoidal protrusion of band for the pressure burnishing device that linearly surges |
-
2012
- 2012-12-16 CN CN 201220752854 patent/CN202985379U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103862394A (en) * | 2012-12-16 | 2014-06-18 | 盖茨优霓塔传动系统(苏州)有限公司 | Grinding wheel |
| CN105252354A (en) * | 2015-08-31 | 2016-01-20 | 安徽海源特种电缆有限公司 | Cable conductor surface grinding device |
| CN108044480A (en) * | 2017-12-06 | 2018-05-18 | 浙江工业大学 | A kind of polishing roller of the trapezoidal protrusion of band for the pressure burnishing device that linearly surges |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130612 Effective date of abandoning: 20170419 |