CN215968238U - Grinding wheel dressing wheel for processing tooth form - Google Patents
Grinding wheel dressing wheel for processing tooth form Download PDFInfo
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- CN215968238U CN215968238U CN202121646258.0U CN202121646258U CN215968238U CN 215968238 U CN215968238 U CN 215968238U CN 202121646258 U CN202121646258 U CN 202121646258U CN 215968238 U CN215968238 U CN 215968238U
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Abstract
The utility model relates to a tooth-shaped grinding wheel dressing wheel for machining, which comprises an outer wheel body and a plurality of annular wheel teeth equidistantly arranged on the outer circular wall of the outer wheel body, wherein an inner circular hole of the outer wheel body is detachably connected with a wheel shaft adapting mechanism, and the wheel shaft adapting mechanism is used for adapting wheel shafts with different diameters; the tooth pitch among a plurality of annular gear teeth is 8 +/-0.01 mm, the tooth depth of the annular gear teeth is 2.96 +/-0.03 mm, and the diameter of the root circle of the annular gear teeth is 1.25 +/-0.03 mm; the wheel shaft adapting mechanism comprises a first inner wheel ring which is detachably connected in an inner round hole of the outer wheel body, a second inner wheel ring which is detachably connected in an inner round hole of the first inner wheel ring, and a third inner wheel ring which is detachably connected in an inner round hole of the second inner wheel ring. The grinding wheel dressing wheel for processing the tooth profile can be used for dressing the grinding wheel for processing the tooth profile with high precision, so that the attachment degree of a high-requirement tooth profile connecting rod reaches more than 90%, the tolerance and the smoothness of the processed tooth profile reach high precision, and meanwhile, the grinding wheel dressing wheel can be suitable for wheel shafts with different diameters, and the application range is wide.
Description
Technical Field
The utility model belongs to the technical field of marine diesel engine part processing, and particularly relates to a grinding wheel dressing wheel for processing tooth shapes.
Background
The powerful grinding of the tooth form of the connecting rod means that a forming grinding wheel is used for processing a plane into the tooth form on the joint surface of the connecting rod body and the connecting rod cover, the process has high efficiency and the tooth has good finish.
In the process of processing the tooth profile, the connecting rod is made of 42CrMo alloy steel, the hardness reaches 300HB, the tooth profiles are connected in a 90-degree positioning mode, the tooth pitch is 8 +/-0.01 mm, the tooth depth is 2.4 +/-0.05 mm, and the tooth root is R1.25 +/-0.05 mm. Therefore, it is only critical to design a satisfactory dressing wheel to ensure the profile of the connecting rod.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems and provide a grinding wheel dressing wheel which is simple in structure and reasonable in design and is used for machining a tooth shape.
The utility model realizes the purpose through the following technical scheme:
the utility model provides a processing profile of tooth emery wheel dresser, includes that outer wheel body and equidistance locate a plurality of annular teeth of a cogwheel on the outer wall of outer wheel body excircle, can dismantle in the interior round hole of outer wheel body and be connected with shaft adapter mechanism, shaft adapter mechanism is used for the shaft of different diameters of adaptation.
As a further optimization scheme of the utility model, the tooth pitch of a plurality of annular gear teeth is 8 +/-0.01 mm, the tooth depth of the annular gear teeth is 2.96 +/-0.03 mm, the diameter of the root circle of the annular gear teeth is 1.25 +/-0.03 mm, and the number of the annular gear teeth is 8.
As a further optimization scheme of the utility model, the wheel axle adapting mechanism comprises a first inner wheel ring detachably connected in an inner circular hole of the outer wheel body, a second inner wheel ring detachably connected in an inner circular hole of the first inner wheel ring, and a third inner wheel ring detachably connected in an inner circular hole of the second inner wheel ring.
As a further optimization scheme of the utility model, the inner circular hole wall of the first inner wheel ring is symmetrically connected with a plurality of second inner limiting keys, the outer circular wall of the first inner wheel ring is symmetrically provided with a plurality of first outer limiting grooves, and the inner circular hole wall of the outer wheel body is symmetrically connected with a plurality of first inner limiting keys matched with the first outer limiting grooves.
As a further optimization scheme of the utility model, the inner circular hole wall of the second inner wheel ring is symmetrically connected with a plurality of third inner limiting keys, and the outer circular wall of the second inner wheel ring is symmetrically provided with a plurality of second outer limiting grooves matched with the second inner limiting keys.
As a further optimization scheme of the utility model, the inner circular hole wall of the third inner wheel ring is symmetrically connected with a plurality of fourth inner limiting keys, and the outer circular wall of the third inner wheel ring is symmetrically provided with a plurality of third outer limiting grooves matched with the third inner limiting keys.
As a further optimization scheme of the present invention, pre-limiting mechanisms are respectively disposed between the outer wheel body and the first inner wheel ring, between the first inner wheel ring and the second inner wheel ring, and between the second inner wheel ring and the third inner wheel ring, and the pre-limiting mechanisms are configured to prevent axial movement between the outer wheel body and the first inner wheel ring, between the first inner wheel ring and the second inner wheel ring, and between the second inner wheel ring and the third inner wheel ring.
As a further optimization scheme of the utility model, the pre-limiting mechanism is respectively connected to the outer walls of the first inner limiting key, the second inner limiting key, the third inner limiting key and the fourth inner limiting key close to the circle center;
the pre-limiting mechanism comprises a connecting key plate, a coating sleeve connected to one side wall of the connecting key plate, a self-adaptive adjusting cavity formed between the connecting key plate and the coating sleeve, a first fixed hinge frame connected to the middle of the connecting key plate, a second fixed hinge frame hinged to the first fixed hinge frame, an attachment plate connected to one end of the second fixed hinge frame, and a spring connected between the attachment plate and the connecting key plate, wherein the attachment plate is connected with the inner wall of the coating sleeve, and the spring is connected to a position close to one end of the connecting key plate.
The utility model has the beneficial effects that:
1) the diamond finishing wheel is provided with eight annular gear teeth, the tooth pitch between the annular gear teeth is 8 +/-0.01 mm, the tooth depth is 2.96 +/-0.03 mm, and the diameter of a tooth root circle is 1.25 +/-0.03 mm, so that a grinding wheel for processing a tooth profile can be finished with high precision, the joint degree of a high-requirement tooth-profile connecting rod can reach more than 90 percent, and the tolerance and the smoothness of the processed tooth profile can meet the high-precision requirement of a design drawing;
2) the utility model is suitable for wheel shafts with different diameters, different manufacturers can adjust the adaptability according to the wheel shaft of the actual motor when using the motor, and diamond finishing wheels with different sizes are not required to be additionally designed, so that the application range is wider;
3) the pre-limiting mechanism is additionally arranged between the limiting key and the limiting groove, when the inner limiting key is inserted into the outer limiting groove, one end of the connecting key plate, which is connected with the spring, is inserted into the outer limiting groove along with the inner limiting key, in the moving process, the tilted end of the attaching plate is gradually contacted with the inner wall of the outer limiting groove and is gradually extruded until the attaching plate is in attaching contact with the inner wall of the outer limiting groove, at the moment, the spring is in a stretching state and continuously exerts certain pulling force on the attaching plate, the original tilted end of the attaching plate is under the action of the pulling force to exert pressure on the inner wall of the outer limiting groove, and the friction coefficient of the cladding sleeve is combined, so that the inner limiting key can be limited after being inserted into the outer limiting groove, and under the influence of no external application force, the inner ring cannot be separated along the axial direction, and a good pre-limiting effect can be achieved.
4) The utility model has simple structure, high stability, reasonable design and convenient realization.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a cross-sectional view of the outer wheel body of the present invention;
FIG. 3 is a cross-sectional view of a first inner wheel ring of the present invention;
FIG. 4 is a cross-sectional view of a second inner wheel ring of the present invention;
FIG. 5 is a cross-sectional view of a third inner wheel ring of the present invention;
fig. 6 is a schematic structural view of the pre-limiting mechanism of the present invention.
In the figure: 1. an outer wheel body; 101. annular gear teeth; 102. a first inner limiting key; 2. a first inner wheel ring; 201. a first outer limiting groove; 202. a second inner limiting key; 3. a second inner wheel ring; 301. a second outer limiting groove; 302. a third inner limiting key; 4. a third inner wheel ring; 401. a third outer limiting groove; 402. a fourth inner limit key; 501. a connection key plate; 502. coating a sleeve; 5020. self-adapting adjusting chamber; 503. a first fixed hinge bracket; 504. a second fixed hinge bracket; 505. attaching a plate; 506. a spring.
Detailed Description
The present application will now be described in further detail with reference to the drawings, it should be noted that the following detailed description is given for illustrative purposes only and is not to be construed as limiting the scope of the present application, as those skilled in the art will be able to make numerous insubstantial modifications and adaptations to the present application based on the above disclosure.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention; in the description of the present invention, the meaning of "plurality" or "a plurality" is two or more unless otherwise specified.
Example 1
As shown in fig. 1 to 5, a tooth-shaped grinding wheel dressing wheel comprises an outer wheel body 1 and a plurality of annular wheel teeth 101 equidistantly arranged on the outer circumferential wall of the outer wheel body 1, wherein an inner circular hole of the outer wheel body 1 is detachably connected with a wheel axle adapting mechanism, and the wheel axle adapting mechanism is used for adapting wheel axles with different diameters.
Wherein, the tooth pitch between a plurality of ring teeth 101 is 8 + -0.01 mm, the tooth depth of ring teeth 101 is 2.96 + -0.03 mm, the diameter of the root circle of ring teeth 101 is 1.25 + -0.03 mm, and the number of ring teeth 101 is 8.
When the grinding wheel for grinding the connecting rod needs to be dressed, the grinding wheel is ground and dressed through the annular gear teeth 101 on the outer wheel body 1, the grinding wheel for processing the tooth form can be dressed with high precision, the joint degree of the tooth form connecting rod with high requirement can reach more than 90%, and the tolerance and the smoothness of the processing tooth form can reach the high precision requirement of a design drawing.
As shown in fig. 2-5, the wheel axle adapter includes a first inner wheel ring 2 detachably connected in the inner circular hole of the outer wheel body 1, a second inner wheel ring 3 detachably connected in the inner circular hole of the first inner wheel ring 2, and a third inner wheel ring 4 detachably connected in the inner circular hole of the second inner wheel ring 3.
The inner circular hole wall of the first inner wheel ring 2 is symmetrically connected with a plurality of second inner limiting keys 202, the outer circular wall of the first inner wheel ring 2 is symmetrically provided with a plurality of first outer limiting grooves 201, and the inner circular hole wall of the outer wheel body 1 is symmetrically connected with a plurality of first inner limiting keys 102 matched with the first outer limiting grooves 201.
The inner circular hole wall of the second inner wheel ring 3 is symmetrically connected with a plurality of third inner limiting keys 302, and the outer circular wall of the second inner wheel ring 3 is symmetrically provided with a plurality of second outer limiting grooves 301 matched with the second inner limiting keys 202.
The inner circular hole wall of the third inner wheel ring 4 is symmetrically connected with a plurality of fourth inner limiting keys 402, and the outer circular wall of the third inner wheel ring 4 is symmetrically provided with a plurality of third outer limiting grooves 401 matched with the third inner limiting keys 302.
It should be noted that the wheel axle should also be provided with a limit groove matched with the first inner limit key 102, the second inner limit key 202, the third inner limit key 302 or the fourth inner limit key 402, and the limit groove is adjusted according to the diameters of different wheel axles, when the wheel axle is directly matched with the outer wheel body 1, the first inner wheel ring 2, the second inner wheel ring 3 and the third inner wheel ring 4 are detached, the wheel axle is directly inserted into the inner circular hole of the outer wheel body 1 and is matched with the first inner limit key 102, the same principle is adopted, when the first inner wheel ring 2 is matched, the second inner wheel ring 3 and the third inner wheel ring 4 are detached, and so on, the adaptive adjustment can be performed according to the diameter of the wheel axle equipped in actual production, no trimming wheels with different sizes are required to be additionally designed, and the investment of manufacturing cost is reduced.
Between outer wheel body 1 and the first interior wheel ring 2, between first interior wheel ring 2 and the second interior wheel ring 3 and between second interior wheel ring 3 and the third interior wheel ring 4 all be equipped with stop gear in advance, stop gear in advance is used for preventing between outer wheel body 1 and the first interior wheel ring 2, between first interior wheel ring 2 and the second interior wheel ring 3 and take place axial displacement between second interior wheel ring 3 and the third interior wheel ring 4.
The pre-limiting mechanism is respectively connected to the outer walls, close to the circle center, of the first inner limiting key 102, the second inner limiting key 202, the third inner limiting key 302 and the fourth inner limiting key 402;
as shown in fig. 6, the pre-positioning mechanism includes a connection key plate 501, a wrapping sleeve 502 connected to one side wall of the connection key plate 501, a self-adaptive adjustment chamber 5020 formed between the connection key plate 501 and the wrapping sleeve 502, a first fixed hinge 503 connected to the middle of the connection key plate 501, a second fixed hinge 504 hinged to the first fixed hinge 503, an attachment plate 505 connected to one end of the second fixed hinge 504, and a spring 506 connected between the attachment plate 505 and the connection key plate 501, the attachment plate 505 is connected to the inner wall of the wrapping sleeve 502, and the spring 506 is connected to a position near one end of the connection key plate 501. The covering sheath 502 may be made of a material with a relatively high friction coefficient, such as plastic, damping material, etc., or the surface of the covering sheath 502 may be roughened to increase the friction.
When the inner limit key is inserted into the outer limit groove, one end of the connection key plate 501 connected with the spring 506 is inserted into the outer limit groove along with the inner limit key, in the moving process, the tilted end of the attaching plate 505 gradually contacts with the inner wall of the outer limit groove, and is gradually squeezed until the attaching plate 505 is attached to and contacted with the inner wall of the outer limit groove, at this time, the spring 506 is in a stretching state and continuously applies a certain pulling force to the attaching plate 505, the original tilted end of the attaching plate 505 is under the action of the pulling force, the inner wall of the outer limit groove is pressed, and a larger friction force is generated between the original tilted end of the attaching plate 505 and the outlet of the outer limit groove by combining the friction coefficient of the coating sleeve 502, so that the inner limit key can be limited after being inserted into the outer limit groove, under the influence of no external force, the inner ring can not be separated along the axial direction, so that a better pre-limiting effect can be achieved.
After the wheel shaft is inserted into the wheel body, other auxiliary limiting parts are needed to be adopted to axially limit the wheel body, the wheel body can be assembled in a matching manner according to the diameter of the wheel shaft in the prior art, and the repeated description is omitted.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.
Claims (8)
1. The utility model provides a processing profile of tooth emery wheel dresser which characterized in that: including a plurality of annular teeth of a cogwheel (101) that outer wheel body (1) and equidistance were located on the outer circular wall of outer wheel body (1), can dismantle in the interior round hole of outer wheel body (1) and be connected with shaft adapter mechanism, shaft adapter mechanism is used for the shaft of the different diameters of adaptation.
2. The grinding wheel dressing wheel for machining a tooth form of claim 1, wherein: a plurality of the tooth pitch between the ring-shaped gear teeth (101) is 8 +/-0.01 mm, the tooth depth of the ring-shaped gear teeth (101) is 2.96 +/-0.03 mm, the root circle diameter of the ring-shaped gear teeth (101) is 1.25 +/-0.03 mm, and the number of the ring-shaped gear teeth (101) is 8.
3. The grinding wheel dressing wheel for machining a tooth form of claim 1, wherein: the wheel shaft adapting mechanism comprises a first inner wheel ring (2) which is detachably connected in an inner round hole of the outer wheel body (1), a second inner wheel ring (3) which is detachably connected in the inner round hole of the first inner wheel ring (2) and a third inner wheel ring (4) which is detachably connected in the inner round hole of the second inner wheel ring (3).
4. The grinding wheel dressing wheel for machining a tooth form of claim 3, wherein: spacing key (202) in a plurality of second of symmetrical connection has on the interior round hole wall of first inner wheel ring (2), and the excircle wall of first inner wheel ring (2) goes up the symmetry and has seted up the first outer spacing groove (201) of a plurality of, and symmetrical connection has a first interior spacing key (102) of a plurality of and first outer spacing groove (201) matched with on the interior round hole wall of outer wheel body (1).
5. The grinding wheel dressing wheel for machining a tooth form of claim 3, wherein: the inner circular hole wall of the second inner circular ring (3) is symmetrically connected with a plurality of third inner limiting keys (302), and the outer circular wall of the second inner circular ring (3) is symmetrically provided with a plurality of second outer limiting grooves (301) matched with the second inner limiting keys (202).
6. The grinding wheel dressing wheel for machining a tooth form of claim 3, wherein: the inner circular hole wall of the third inner circular ring (4) is symmetrically connected with a plurality of fourth inner limiting keys (402), and the outer circular wall of the third inner circular ring (4) is symmetrically provided with a plurality of third outer limiting grooves (401) matched with the third inner limiting keys (302).
7. The grinding wheel dressing wheel for machining a tooth form of claim 3, wherein: between outer wheel body (1) and first interior wheel ring (2), between first interior wheel ring (2) and second interior wheel ring (3) and between second interior wheel ring (3) and third interior wheel ring (4) all be equipped with stop gear in advance, stop gear is used for preventing in advance between outer wheel body (1) and first interior wheel ring (2), between first interior wheel ring (2) and the second interior wheel ring (3) and take place axial displacement between second interior wheel ring (3) and third interior wheel ring (4).
8. The grinding wheel dressing wheel for machining a tooth form of claim 7, wherein: the pre-limiting mechanism is respectively connected to the outer walls, close to the circle center, of the first inner limiting key (102), the second inner limiting key (202), the third inner limiting key (302) and the fourth inner limiting key (402);
the pre-limiting mechanism comprises a connecting key plate (501), a coating sleeve (502) connected to one side wall of the connecting key plate (501), a self-adaptive adjusting cavity (5020) formed between the connecting key plate (501) and the coating sleeve (502), a first fixed hinge frame (503) connected to the middle of the connecting key plate (501), a second fixed hinge frame (504) hinged to the first fixed hinge frame (503), an attaching plate (505) connected to one end of the second fixed hinge frame (504), and a spring (506) connected between the attaching plate (505) and the connecting key plate (501), wherein the attaching plate (505) is connected with the inner wall of the coating sleeve (502), and the spring (506) is connected to a position close to one end of the connecting key plate (501).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121646258.0U CN215968238U (en) | 2021-07-20 | 2021-07-20 | Grinding wheel dressing wheel for processing tooth form |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121646258.0U CN215968238U (en) | 2021-07-20 | 2021-07-20 | Grinding wheel dressing wheel for processing tooth form |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215968238U true CN215968238U (en) | 2022-03-08 |
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ID=80516565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121646258.0U Active CN215968238U (en) | 2021-07-20 | 2021-07-20 | Grinding wheel dressing wheel for processing tooth form |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215968238U (en) |
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2021
- 2021-07-20 CN CN202121646258.0U patent/CN215968238U/en active Active
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