CN212095909U - Eccentric hole grinding tool for transmission eccentric sleeve - Google Patents
Eccentric hole grinding tool for transmission eccentric sleeve Download PDFInfo
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- CN212095909U CN212095909U CN202020450130.6U CN202020450130U CN212095909U CN 212095909 U CN212095909 U CN 212095909U CN 202020450130 U CN202020450130 U CN 202020450130U CN 212095909 U CN212095909 U CN 212095909U
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Abstract
The utility model aims to provide a grinding tool for eccentric holes of transmission eccentric sleeves, which is used for processing the eccentric holes of the transmission eccentric sleeves; comprises a base body, a positioning plate and a fixing component; the fixing assembly comprises a plate positioning pin and a plate fixing screw which are used for fixing the positioning plate on the base body; the transmission eccentric sleeve is characterized by also comprising a sleeve fixing screw and an embedded sleeve which are used for fixing the transmission eccentric sleeve; the base body is also provided with a plate positioning pin hole matched with the plate positioning pin, a plate fixing screw hole matched with the plate fixing screw, a positioning hole matched with the embedding sleeve and a sleeve fixing screw hole matched with the sleeve fixing screw; the utility model has the advantages that: the problem that the machining precision cannot meet the requirement by using a conventional machining method is solved, the machining precision can be used on an electromagnetic centerless internal grinding machine and other internal grinding machines, the machining precision is high, the requirement on the machine tool is reduced, the requirement on the operation skill of workers is low, and the large-scale production is facilitated.
Description
Technical Field
The utility model relates to an eccentric orfice processing technology field especially relates to an eccentric cover eccentric orfice grinding frock of transmission.
Background
An eccentric hole is formed in the transmission eccentric sleeve and needs to be ground, the requirements on the size tolerance, the shape tolerance and the position tolerance of the eccentric hole are high, the processing difficulty is high, the requirement on a machine tool is high, the processing precision cannot meet the requirement by using a conventional processing method, the production cost is high, and the efficiency is low. The problem above has effectively been solved to this frock.
The published Chinese utility model patent has the publication number: CN109514356A, patent name: eccentric cover processing technology and eccentric cover frock of using thereof, application date: 20181214, it discloses an eccentric bushing processing technique and the eccentric bushing tool used by it, the processing technique steps are: firstly, designing a tool and an eccentric conical sleeve for processing the tool, then processing the tool according to the designed size, when a mandrel is processed, fixing the eccentric conical sleeve at one end of the mandrel, clamping the eccentric conical sleeve on a central hole grinding machine, processing an eccentric hole at one end of the mandrel, then processing an eccentric hole at the other end of the mandrel by dropping the head, finally fixedly inserting the mandrel into an eccentric sleeve, and grinding the excircle and the step surface of the eccentric sleeve by a cylindrical grinder, the eccentric sleeve tooling adopted by the process comprises a mandrel, a taper sleeve, a gland and a gland positioning piece, wherein the taper sleeve is sleeved outside the taper sections at the two ends of the mandrel and can be tightly clamped between the taper section of the mandrel and the inner side wall of the eccentric sleeve to be processed, and the gland tightly abuts against the end faces of the taper sleeve and the eccentric sleeve through the gland positioning piece.
In the process of processing the eccentric hole, the positioning hole for positioning is easy to wear, so that the processing precision of the eccentric hole is influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a transmission eccentric bushing eccentric orfice grinding frock for the eccentric orfice to the transmission eccentric bushing is processed.
The utility model provides a grinding tool for eccentric holes of transmission eccentric sleeves, which comprises a base body 1, a positioning plate 2 and a fixing component;
the fixing assembly comprises a plate positioning pin 5 and a plate fixing screw 6 which are used for fixing the positioning plate 2 on the base body 1; the device also comprises a sleeve fixing screw 4 and an insert sleeve 3 which are used for fixing the transmission eccentric sleeve 7;
the base body 1 is further provided with a plate positioning pin hole matched with the plate positioning pin 5, a plate fixing screw hole matched with the plate fixing screw 6, a positioning hole matched with the embedding sleeve 3 and a sleeve fixing screw hole matched with the sleeve fixing screw 4.
Preferably, the positioning plate 2 is C-shaped.
Preferably, one end of the positioning plate 2 is a flat angle, the other end is an acute angle, and the distance between the inner edge and the outer edge decreases gradually from the flat angle end to the acute angle end.
Preferably, the plate positioning pins 5, the positioning plate 2 and the base body 1 are respectively provided with 2 plate positioning pin holes matched with the plate positioning pins 5.
Preferably, 3 plate fixing screws are respectively arranged on the plate fixing screws 6, the positioning plate 2 and the base body 1, and the plate fixing screws are matched with the plate fixing screws 6.
The utility model has the advantages that: the problem that the machining precision cannot meet the requirement by using a conventional machining method is solved, the machining precision can be used on an electromagnetic centerless internal grinding machine and other internal grinding machines, the machining precision is high, the requirement on the machine tool is reduced, the requirement on the operation skill of workers is low, and the large-scale production is facilitated.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a top view of the present invention;
in the figure, the position of the upper end of the main shaft,
1. a substrate; 2. positioning a plate; 3. sleeving; 4. sleeving a fixing screw; 5. a plate locating pin; 6. a plate fixing screw; 7. and (5) driving the eccentric sleeve.
Detailed Description
The present invention will now be described in detail with reference to the drawings, which are provided for illustrative and explanatory purposes only and should not be construed as limiting the scope of the present invention in any way.
The utility model provides a grinding tool for eccentric holes of transmission eccentric sleeves, which comprises a base body 1, a positioning plate 2 and a fixing component;
the fixing assembly comprises a plate positioning pin 5 and a plate fixing screw 6 which are used for fixing the positioning plate 2 on the base body 1; the device also comprises a sleeve fixing screw 4 and an insert sleeve 3 which are used for fixing the transmission eccentric sleeve 7;
the base body 1 is further provided with a plate positioning pin hole matched with the plate positioning pin 5, a plate fixing screw hole matched with the plate fixing screw 6, a positioning hole matched with the embedding sleeve 3 and a sleeve fixing screw hole matched with the sleeve fixing screw 4.
The locating plate 2 is fixed on the base body 1 through the fixing component, the transmission eccentric sleeve 7 is fixed on the base body 1 through the sleeve fixing screw 4, and the bushing 3 is arranged on the locating hole for locating the transmission eccentric sleeve 7, so that the abrasion to the locating hole in the machining process is reduced, and the error rate of part machining is reduced. Meanwhile, the bushing 3 can be replaced at any time, machining precision is improved, and service life of the tool is prolonged.
The outer surface of the transmission eccentric sleeve 7 is embedded with the inner side surface of the positioning plate 2 in a clamping manner, and the positioning plate 2 plays a role in fixing the transmission eccentric sleeve 7.
In this embodiment, preferably, the positioning plate 2 is C-shaped.
In this embodiment, preferably, one end of the positioning plate 2 is disposed at a flat angle, the other end is disposed at an acute angle, and the distance between the inner edge and the outer edge decreases from the flat angle end to the acute angle end.
For better fixing of the driving eccentric 7.
In this embodiment, preferably, the plate positioning pins 5, the positioning plate 2 and the base 1 are respectively provided with 2 plate positioning pin holes matched with the plate positioning pins 5.
In this embodiment, preferably, 3 plate fixing screws are respectively provided on the plate fixing screws 6, the positioning plate 2, and the base 1, and the plate fixing screws are engaged with the plate fixing screws 6.
It should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The above-mentioned embodiments of the present invention do not limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (5)
1. A grinding tool for eccentric holes of transmission eccentric sleeves comprises a base body (1), a positioning plate (2) and a fixing assembly;
it is characterized in that the preparation method is characterized in that,
the fixing assembly comprises a plate positioning pin (5) and a plate fixing screw (6) which are used for fixing the positioning plate (2) on the base body (1); the device also comprises a sleeve fixing screw (4) and an embedded sleeve (3) which are used for fixing the transmission eccentric sleeve (7);
the base body (1) is further provided with a plate positioning pin hole matched with the plate positioning pin (5), a plate fixing screw hole matched with the plate fixing screw (6), a positioning hole matched with the embedding sleeve (3) and a sleeve fixing screw hole matched with the sleeve fixing screw (4).
2. The eccentric hole grinding tool for the transmission eccentric sleeve according to claim 1, wherein the positioning plate (2) is C-shaped.
3. The eccentric hole grinding tool for the transmission eccentric sleeve according to claim 2, wherein one end of the positioning plate (2) is arranged in a straight angle mode, the other end of the positioning plate is arranged in an acute angle mode, and the distance between the inner edge and the outer edge decreases progressively from the straight angle end to the acute angle end.
4. The eccentric hole grinding tool for the transmission eccentric sleeve according to claim 3, wherein 2 plate positioning pin holes matched with the plate positioning pins (5) are formed in the plate positioning pins (5), the positioning plate (2) and the base body (1).
5. The eccentric hole grinding tool for the transmission eccentric sleeve according to claim 4, wherein 3 plate fixing screw holes matched with the plate fixing screws (6) are respectively formed in the plate fixing screws (6), the positioning plate (2) and the base body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020450130.6U CN212095909U (en) | 2020-03-31 | 2020-03-31 | Eccentric hole grinding tool for transmission eccentric sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020450130.6U CN212095909U (en) | 2020-03-31 | 2020-03-31 | Eccentric hole grinding tool for transmission eccentric sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212095909U true CN212095909U (en) | 2020-12-08 |
Family
ID=73636315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020450130.6U Active CN212095909U (en) | 2020-03-31 | 2020-03-31 | Eccentric hole grinding tool for transmission eccentric sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212095909U (en) |
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2020
- 2020-03-31 CN CN202020450130.6U patent/CN212095909U/en active Active
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