CN216298979U - Adjustable double-grinding-head device - Google Patents
Adjustable double-grinding-head device Download PDFInfo
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- CN216298979U CN216298979U CN202122508574.8U CN202122508574U CN216298979U CN 216298979 U CN216298979 U CN 216298979U CN 202122508574 U CN202122508574 U CN 202122508574U CN 216298979 U CN216298979 U CN 216298979U
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- positioning sleeve
- grinding
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Abstract
The utility model belongs to the technical field of polishing equipment, and discloses an adjustable double-grinding-head device, which comprises a driving motor and a grinding head assembly which are detachably connected, wherein the grinding head assembly comprises: a housing with openings at both ends; an end cap removably connected to one end of the housing; the shell is positioned between the end cover and the driving motor, and an installation cavity is defined in the shell through the end cover; the grinding head is arranged at one end of the shell; the connecting shaft is fixed with the grinding head and extends into the mounting cavity; the positioning sleeve is used for connecting a driving shaft of the driving motor with the connecting shaft; the positioning sleeve is detachably matched in the mounting cavity in a rotating manner, and is a concentric sleeve or an eccentric sleeve; in summary, the detachable grinding head assembly comprising the positioning sleeve is arranged, wherein the positioning sleeve is also detachably mounted, so that the eccentric distance of the grinding head can be adjusted by replacing the positioning sleeve, and the grinding head assembly is flexibly suitable for grinding requirements under different conditions.
Description
Technical Field
The utility model belongs to the technical field of polishing equipment, and particularly relates to an adjustable double-grinding-head device.
Background
Workpiece grinding refers to further processing of the workpiece after it has been formed to improve its surface finish. At present, be fixed connection between its driving motor and the head of polishing among the equipment of polishing now, and mainly be concentric cooperation, consequently can't carry out the adjustment of the eccentric angle of head of polishing when in-service use to also be difficult to be applicable to the demand of polishing of multiple difference.
SUMMERY OF THE UTILITY MODEL
In view of the above, in order to solve the problems in the background art, the present invention provides an adjustable double grinding head device.
In order to achieve the purpose, the utility model provides the following technical scheme: an adjustable double grinding head device, comprising a drive motor and a grinding head assembly which are detachably connected, and the grinding head assembly comprises:
a housing with openings at both ends;
an end cap removably connected to one end of the housing; the shell is positioned between the end cover and the driving motor, and an installation cavity is defined in the shell through the end cover;
the grinding head is arranged at one end of the shell;
the connecting shaft is fixed with the grinding head and extends into the mounting cavity;
the positioning sleeve is used for connecting a driving shaft of the driving motor with the connecting shaft; the locating sleeve is detachably matched in the mounting cavity in a rotating mode, and the locating sleeve is a concentric sleeve or an eccentric sleeve.
Preferably, the driving motor is a double-shaft motor, and both ends of the double-shaft motor are extended with driving shafts.
Preferably, the grinding head assemblies are provided with two groups, the two groups of grinding head assemblies are respectively a concentric grinding head assembly and an eccentric grinding head assembly, and the two groups of grinding head assemblies are detachably connected with two ends of the driving motor respectively.
Preferably:
in the concentric grinding head assembly, the positioning sleeve is a concentric sleeve, and the positioning sleeve, the connecting shaft and the driving shaft are assembled concentrically;
in the eccentric grinding head assembly, the positioning sleeve is an eccentric sleeve, and the positioning sleeve is assembled with the driving shaft in a concentric manner and assembled with the connecting shaft in an eccentric manner.
Preferably, a bearing is fixed in the mounting cavity, the positioning sleeve penetrates through and is positioned in the bearing, and the positioning sleeve forms a detachable rotating fit with the shell through the bearing.
Preferably, the number of the bearings is two, and an oil seal ring is clamped between the two bearings.
Preferably, an oil groove is formed in the outer wall of the oil seal ring; an oil filling hole is formed in the outer wall of the shell and is communicated with the oil groove in a fluid mode.
Preferably, an air inlet is formed on a driving shaft of the driving motor; an air outlet gap is formed between the end cover and the connecting shaft; the air inlet, the mounting cavity and the air outlet gap are communicated in sequence, and the air outlet amount of the air outlet gap is not larger than the air inlet amount of the air inlet.
Compared with the prior art, the utility model has the following beneficial effects:
in the utility model, the detachable grinding head assembly comprising the positioning sleeve is arranged, wherein the positioning sleeve is also detachably arranged, so that the eccentric distance of the grinding head can be adjusted by replacing the positioning sleeve, and the grinding head assembly is flexibly suitable for grinding requirements under different conditions;
aiming at the grinding head assembly, the oil seal rings for guiding oil are arranged in the grinding head assembly, so that lubricating oil is conveniently added to the bearing in the grinding head assembly, and the structural wear of the grinding head assembly in the working process is effectively reduced;
in addition, to above-mentioned bistrique subassembly, still be equipped with the air inlet and the gas gap class structure of blowing of giving vent to anger with the installation cavity intercommunication, the operation of blowing realizes the inside positive atmospheric pressure of bistrique subassembly from this and seals to effectively promote the water-proof effects of bistrique subassembly.
Drawings
FIG. 1 is an exploded perspective view of the present invention;
FIG. 2 is a perspective cross-sectional view of the present invention;
FIG. 3 is a plan sectional view of the present invention;
FIG. 4 is an enlarged view taken at A in FIG. 3;
FIG. 5 is an enlarged view of FIG. 3 at B;
in the figure: a driving motor-1; an air inlet-11; a grinding head assembly-2; a housing-21; end cap-22; a grinding head-23; a connecting shaft-24; a positioning sleeve-25; a bearing-26; an oil seal ring-27; air outlet gap-28.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 5, an adjustable double grinding head device is provided in the present invention, and the device mainly includes the structure disclosed in the following embodiments.
Example one
In this embodiment, an adjustable double grinding head device includes:
the drive motor 1 and the grinding head component 2 are detachably connected, and the grinding head component 2 comprises
A case 21 having both ends opened;
an end cap 22 detachably attached to one end of the housing 21; the shell 21 is positioned between the end cover 22 and the driving motor 1, and a mounting cavity is defined in the shell 21 through the end cover 22;
a grinding head 23 provided at one end of the housing 21;
a connecting shaft 24 fixed with the grinding head 23, and the connecting shaft 24 extends into the mounting cavity;
a positioning sleeve 25 for connecting the driving shaft of the driving motor 1 with the connecting shaft 24; the locating sleeve 25 is detachably matched in the mounting cavity in a rotating mode, and the locating sleeve 25 is a concentric sleeve or an eccentric sleeve.
In particular
When the positioning sleeve 25 is a concentric sleeve, the positioning sleeve 25, the connecting shaft 24 and the driving shaft of the driving motor 1 are assembled concentrically; when the positioning sleeve 25 is an eccentric sleeve, the positioning sleeve 25 is assembled with the driving shaft of the driving motor 1 concentrically and assembled with the connecting shaft 24 eccentrically.
As can be seen from the above and by combining with the drawings, the integral grinding head assembly 2 can be detached from the driving motor 1, and the housing 21, the end cover 22 and the positioning sleeve 25 in the grinding head assembly 2 can be detached from each other, so that the concentric or eccentric assembly between the grinding head 23 and the driving motor 1 can be realized by replacing the positioning sleeve 25, and the eccentric degree of the grinding head 23 can be adjusted, so that the grinding head assembly is flexibly suitable for the grinding requirements under different conditions.
As can be seen from fig. 4 to 5, when the positioning sleeve 25 is replaced: the integrated grinding head assembly 2 is first detached from the end of the drive motor 1, and then the end cap 22 is detached from one end of the housing 21, whereby the spacer 25, the connecting shaft 24 and the grinding heads 23 can be taken out from one end of the housing 21 (mounting the end cap 22), completing the detachment.
Example two
In this embodiment, an adjustable double grinding head device includes:
can dismantle driving motor 1 and bistrique subassembly 2 of connection, and bistrique subassembly 2 includes:
a case 21 having both ends opened;
an end cap 22 detachably attached to one end of the housing 21; the shell 21 is positioned between the end cover 22 and the driving motor 1, and a mounting cavity is defined in the shell 21 through the end cover 22;
a grinding head 23 provided at one end of the housing 21;
a connecting shaft 24 fixed with the grinding head 23, and the connecting shaft 24 extends into the mounting cavity;
a positioning sleeve 25 for connecting the driving shaft of the driving motor 1 with the connecting shaft 24; the locating sleeve 25 is detachably matched in the mounting cavity in a rotating mode, and the locating sleeve 25 is a concentric sleeve or an eccentric sleeve.
In particular
A bearing 26 is fixed in the mounting cavity, the positioning sleeve 25 penetrates through and is positioned in the bearing 26, and the positioning sleeve 25 is detachably matched with the shell 21 in a rotating mode through the bearing 26;
two bearings 26 are symmetrically arranged, and an oil seal ring 27 is clamped between the two bearings 26;
an oil groove is formed in the outer wall of the oil seal ring 27; an oil hole is provided in the outer wall of the housing 21 and is in fluid communication with the oil sump.
As can be seen from the above, the present embodiment discloses the rotation and lubrication structure of the positioning sleeve 25, so as to facilitate the addition of the lubricating oil, and further reduce the structural wear of the whole device during the rotation operation.
EXAMPLE III
In this embodiment, an adjustable double grinding head device includes:
can dismantle driving motor 1 and bistrique subassembly 2 of connection, and bistrique subassembly 2 includes:
a case 21 having both ends opened;
an end cap 22 detachably attached to one end of the housing 21; the shell 21 is positioned between the end cover 22 and the driving motor 1, and a mounting cavity is defined in the shell 21 through the end cover 22;
a grinding head 23 provided at one end of the housing 21;
a connecting shaft 24 fixed with the grinding head 23, and the connecting shaft 24 extends into the mounting cavity;
a positioning sleeve 25 for connecting the driving shaft of the driving motor 1 with the connecting shaft 24; the locating sleeve 25 is detachably matched in the mounting cavity in a rotating mode, and the locating sleeve 25 is a concentric sleeve or an eccentric sleeve.
In particular
An air inlet 11 is arranged on a driving shaft of the driving motor 1;
an air outlet gap 28 is formed between the end cover 22 and the connecting shaft 24; the air inlet 11, the mounting cavity and the air outlet gap 28 are sequentially communicated, and the air outlet amount of the air outlet gap 28 is not larger than the air inlet amount of the air inlet 11.
By last, aerify to the installation cavity inside through air inlet 11, and the air output of air outlet gap 28 is not more than the air input of air inlet 11 to this makes to form positive atmospheric pressure state in the installation cavity all the time, thereby reaches the effect of sealed installation cavity, prevents that water from getting into the inside of whole adjustable pair bistrique device.
In addition, if a small amount of moisture enters the interior of the adjustable double-grinding-head device, the moisture can be quickly brought out through the circulation of air flow, and the structural corrosion is effectively avoided.
Example four
In this embodiment, an adjustable double grinding head device includes:
the driving motor 1 is a double-shaft motor, and two ends of the double-shaft motor are respectively provided with a driving shaft extending outwards;
two groups of grinding head assemblies 2; the two groups of grinding head assemblies 2 are respectively a concentric grinding head assembly and an eccentric grinding head assembly, and the two groups of grinding head assemblies 2 are respectively detachably connected with two ends of the driving motor 1.
In particular
In the concentric grinding head assembly shown in fig. 5, the positioning sleeve 25 is a concentric sleeve, and the positioning sleeve 25, the connecting shaft 24 and the drive shaft are concentrically assembled;
in the eccentric grinding stone assembly shown in fig. 4, the positioning sleeve 25 is an eccentric sleeve, and the positioning sleeve 25 is concentrically fitted with the drive shaft and eccentrically fitted with the connecting shaft 24.
As can be seen from the above, in the present embodiment, the two groups of grinding head assemblies 2 are synchronously driven based on the dual-axis motor, so that the two-station synchronous grinding can be realized by one apparatus of the present embodiment; and, if overturn 180 with the integrated device, can also realize bistrique subassembly 2's change fast under the condition of not dismantling bistrique subassembly 2, and then improve the machining efficiency of polishing.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. An adjustable double-grinding-head device is characterized in that: including drive motor (1) and bistrique subassembly (2) of dismantling the connection, just bistrique subassembly (2) includes:
a case (21) having both ends open;
an end cap (22) detachably connected to one end of the housing (21); the shell (21) is positioned between the end cover (22) and the driving motor (1), and a mounting cavity is defined in the shell (21) through the end cover (22);
a grinding head (23) arranged at one end of the shell (21);
the connecting shaft (24) is fixed with the grinding head (23), and the connecting shaft (24) extends into the mounting cavity;
a positioning sleeve (25) for connecting a driving shaft of the driving motor (1) with a connecting shaft (24); the locating sleeve (25) is detachably matched in the mounting cavity in a rotating mode, and the locating sleeve (25) is a concentric sleeve or an eccentric sleeve.
2. An adjustable double grinding head device according to claim 1, wherein: the driving motor (1) is a double-shaft motor, and two ends of the double-shaft motor are both extended outwards to form driving shafts.
3. An adjustable double grinding head device according to claim 2, wherein: the grinding head assemblies (2) are provided with two groups, the two groups of grinding head assemblies (2) are respectively a concentric grinding head assembly and an eccentric grinding head assembly, and the two groups of grinding head assemblies (2) are detachably connected with the two ends of the driving motor (1).
4. An adjustable double grinding head device according to claim 3, wherein:
in the concentric grinding head assembly, the positioning sleeve (25) is a concentric sleeve, and the positioning sleeve (25), the connecting shaft (24) and the driving shaft are assembled concentrically;
in the eccentric grinding head assembly, the positioning sleeve (25) is an eccentric sleeve, and the positioning sleeve (25) is concentrically assembled with the driving shaft and eccentrically assembled with the connecting shaft (24).
5. An adjustable double grinding stone device according to claim 1 or 4, wherein: a bearing (26) is fixed in the mounting cavity, the positioning sleeve (25) penetrates through the bearing (26) to be positioned in the bearing, and the positioning sleeve (25) is detachably in rotating fit with the shell (21) through the bearing (26).
6. An adjustable double grinding head device according to claim 5, wherein: two bearings (26) are symmetrically arranged, and an oil seal ring (27) is clamped between the two bearings (26).
7. An adjustable double grinding head device according to claim 6, wherein:
an oil groove is formed in the outer wall of the oil seal ring (27);
an oil filling hole is formed in the outer wall of the shell (21) and is communicated with the oil groove in a fluid mode.
8. An adjustable double grinding head device according to claim 1, wherein:
an air inlet (11) is formed in a driving shaft of the driving motor (1);
an air outlet gap (28) is formed between the end cover (22) and the connecting shaft (24); the air inlet (11), the mounting cavity and the air outlet gap (28) are sequentially communicated, and the air outlet amount of the air outlet gap (28) is not larger than the air inlet amount of the air inlet (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122508574.8U CN216298979U (en) | 2021-10-18 | 2021-10-18 | Adjustable double-grinding-head device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122508574.8U CN216298979U (en) | 2021-10-18 | 2021-10-18 | Adjustable double-grinding-head device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216298979U true CN216298979U (en) | 2022-04-15 |
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ID=81114335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122508574.8U Active CN216298979U (en) | 2021-10-18 | 2021-10-18 | Adjustable double-grinding-head device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216298979U (en) |
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2021
- 2021-10-18 CN CN202122508574.8U patent/CN216298979U/en active Active
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Address after: 518110 Room 101, building C, 2025 mingguangzhi Innovation Park, No. 14, Rongfu Road, Jutang community, Fucheng street, Longhua District, Shenzhen, Guangdong Patentee after: Chaohua Rio Tinto Precision (Shenzhen) Co.,Ltd. Address before: 518110 Room 101, building C, 2025 mingguangzhi Innovation Park, No. 14, Rongfu Road, Jutang community, Fucheng street, Longhua District, Shenzhen, Guangdong Patentee before: Chaohua Rio Tinto precision intelligence (Shenzhen) Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |