CN112757158A - Electric grinding mechanism capable of being quickly disassembled and assembled - Google Patents

Electric grinding mechanism capable of being quickly disassembled and assembled Download PDF

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Publication number
CN112757158A
CN112757158A CN202110091463.3A CN202110091463A CN112757158A CN 112757158 A CN112757158 A CN 112757158A CN 202110091463 A CN202110091463 A CN 202110091463A CN 112757158 A CN112757158 A CN 112757158A
Authority
CN
China
Prior art keywords
rotating shaft
grinding
hole
ball
sleeve
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.)
Pending
Application number
CN202110091463.3A
Other languages
Chinese (zh)
Inventor
马祖添
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Foshan Huashun Motor Industrial Co ltd
Original Assignee
Foshan Huashun Motor Industrial Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Foshan Huashun Motor Industrial Co ltd filed Critical Foshan Huashun Motor Industrial Co ltd
Priority to CN202110091463.3A priority Critical patent/CN112757158A/en
Publication of CN112757158A publication Critical patent/CN112757158A/en
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00—Component parts such as frames, beds, carriages, headstocks
    • B24B41/04—Headstocks; Working-spindles; Features relating thereto
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B45/00—Means for securing grinding wheels on rotary arbors
    • B24B45/003—Accessories therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
    • B24B55/02—Equipment for cooling the grinding surfaces, e.g. devices for feeding coolant

Abstract

The invention discloses an electric grinding mechanism for realizing quick disassembly and assembly, which comprises a motor and a hollow rotating shaft, wherein the hollow rotating shaft is arranged in the motor and provided with an axially through shaft hole, the liquid outlet end of the hollow rotating shaft is inserted into the connecting end of the rotating shaft of a connecting sleeve for fixation, the connecting end of the connecting seat of the connecting sleeve can be detachably inserted into a grinding part connecting seat with an axial through hole, the grinding part connecting seat comprises a convex part, a conical rotating shaft connecting part and a grinding part connecting part which are arranged at the two ends of the convex part, and a ball groove arranged between the convex part and the conical rotating shaft connecting part; a conical hole concentric with the shaft hole is arranged in the liquid outlet end of the hollow rotating shaft, and the connecting part of the conical rotating shaft is inserted into the conical hole of the hollow rotating shaft and is connected in a taper fit manner; the invention has reasonable structural design and convenient and quick installation and disassembly of the grinding part connecting seat.

Description

Electric grinding mechanism capable of being quickly disassembled and assembled
Technical Field
The invention relates to an electric grinding mechanism, in particular to an electric grinding mechanism capable of realizing quick assembly and disassembly.
Background
The motor is used for driving the rotating shaft to rotate and providing power; the grinding part connecting seat is used for installing grinding parts such as a grinding wheel and the like; the grinding member is used for grinding and cutting a workpiece. The existing motor, the grinding part connecting seat and the grinding part cannot convey liquid to the grinding wheel and a workpiece to be machined from the rotating shaft, the grinding part connecting seat and the grinding part, so that the temperature of a grinding area cannot be reduced, the cutting speed and the grinding quality are improved, dust is reduced, the service life of the grinding wheel is prolonged, and in addition, the existing electric grinding mechanism is troublesome to install and detach the grinding part connecting seat and cannot realize quick disassembly and assembly.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the electric grinding mechanism which is reasonable in structural design, convenient and quick to mount and dismount a grinding part connecting seat and realizes quick mounting and dismounting.
An electric grinding mechanism for realizing quick disassembly and assembly comprises a motor and a hollow rotating shaft which is arranged in the motor and is provided with an axial through shaft hole, wherein the liquid outlet end of the hollow rotating shaft is inserted into and fixed at the connecting end of the rotating shaft of a connecting sleeve; a tapered hole concentric with the shaft hole is arranged in the liquid outlet end of the hollow rotating shaft, the connecting part of the tapered rotating shaft is inserted into the tapered hole of the hollow rotating shaft and is connected in a taper fit manner, so that the shaft hole is communicated with the axial through hole, and at least one first radial liquid through hole communicated with the axial through hole is arranged on the outer wall of the connecting part of the grinding part; a limiting part is arranged on the outer wall of the connecting end of the rotating shaft of the connecting sleeve, a blocking part is arranged at the connecting end of the connecting seat of the connecting sleeve, and an elastic part is sleeved on the connecting sleeve between the limiting part and the blocking part; the connecting sleeve sleeved with the elastic piece is sleeved with the sliding sleeve, the inner wall of the sliding sleeve is sequentially provided with a stopping part, a conical surface and a recessed part, the conical surface extends to the recessed part from the axis direction, two ends of the elastic piece press the limiting part and the stopping part tightly, and the sliding sleeve can axially move under the action of external force and control the elastic piece to stretch between the limiting part and the stopping part; a plurality of ball holes which can correspond to the ball grooves are arranged on the outer wall of the connecting sleeve close to the end of the blocking part, and balls are placed in the ball holes; when the sliding sleeve moves axially towards one end, part of the area of the ball body can enter the ball groove through the ball hole under the extrusion of the conical surface and apply pressure on the surface of the ball groove, so that the grinding part connecting seat is fixed with the connecting sleeve; when the sliding sleeve moves axially towards the other end, partial area of the ball body can enter the concave part and release pressure on the ball groove, so that the grinding part connecting seat can be pulled out from the connecting sleeve.
Furthermore, a lug groove is formed in the outer wall of the liquid outlet end of the hollow rotating shaft, a lug is correspondingly installed on the inner wall of the rotating shaft connecting end of the connecting sleeve, and the lug is placed in the lug groove.
Furthermore, connecting holes are correspondingly arranged on the outer walls of the liquid outlet end of the hollow rotating shaft and the rotating shaft connecting end of the connecting sleeve, and connecting pieces are arranged in the two corresponding connecting holes.
Furthermore, an end face key is arranged at the tail end of the connecting seat of the connecting sleeve, a key groove is correspondingly arranged on the protruding part of the grinding part connecting seat, and the end face key is inserted into the key groove.
Furthermore, an annular limiting part groove is formed in the outer wall of the rotating shaft connecting end of the connecting sleeve, the limiting part is a snap spring installed in the annular limiting part groove, and the elastic part is a spring.
Furthermore, a rotary joint for connecting liquid is detachably arranged at the liquid inlet end of the hollow rotating shaft.
Furthermore, the outer wall of the connecting part of the conical rotating shaft is provided with at least one annular sealing element mounting groove, and a sealing ring is mounted in the annular sealing element mounting groove.
Furthermore, a grinding part is arranged on the grinding part connecting part, and a second radial liquid through hole communicated with the first radial liquid through hole is formed in the outer wall of the grinding part.
Further, a plugging piece is connected in the axial through hole at one end of the grinding part connecting part in a threaded mode.
The invention has the beneficial effects that: liquid enters the hollow rotating shaft through the rotating joint, then is sprayed onto the grinding wheel and the workpiece through the axial through hole, the first radial liquid through hole arranged on the grinding part connecting seat and the second radial liquid through hole arranged on the grinding part in sequence, and heat generated by the motor can be taken away through liquid flow to cool the motor; the liquid can be sprayed on a grinding part and a workpiece in processing, a large amount of grinding heat is taken away, the temperature of a grinding area is reduced, the cutting speed and the grinding quality are improved, the cutting force is reduced, dust is reduced, and the service life of the grinding part is prolonged; can realize quick assembly disassembly grinding part connecting seat, make things convenient for the automatic dismouting of machinery, reduce the manual work, improve work efficiency.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic external view of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is an enlarged view at A in FIG. 2;
FIG. 4 is a schematic view of the structure with the motor removed but with the hollow shaft remaining;
FIG. 5 is a schematic illustration of the disassembled structure of FIG. 4 with the grinding member removed;
FIG. 6 is a schematic perspective view of the structure at B in FIG. 5;
FIG. 7 is a schematic illustration of the disassembled structure of FIG. 6;
FIG. 8 is a schematic view of the split structure at C in FIG. 7;
FIG. 9 is a schematic view of the grinding member attachment socket;
FIG. 10 is a schematic view of the structure of the sliding sleeve;
fig. 11 is a schematic structural view of a hollow rotating shaft.
Detailed Description
Referring to fig. 1-3, an electric grinding mechanism for realizing quick assembly and disassembly comprises a motor 1, a grinding part connecting seat 2 and a grinding part 3, wherein the grinding part 3 can be a grinding wheel; the motor 1 comprises a shell 101, a front end cover 102 and a rear end cover 103 which are arranged at the front end and the rear end of the shell 101, a stator, a coil assembly arranged on the stator and a rotor arranged in the stator, wherein a hollow rotating shaft 4 is arranged in the rotor, the rotor drives the hollow rotating shaft 4 to rotate, the hollow rotating shaft 4 drives a grinding part connecting seat 2 to rotate, and the grinding part connecting seat 2 drives a grinding wheel to rotate and carries out processing treatment such as grinding or cutting on the surface of a workpiece.
Referring to fig. 3 to 11 again, the main structure and the operation principle of the present motor 1 are the same as those of the existing motor, and the differences are as follows: the rotating shaft of the traditional motor is solid, the invention adopts the hollow rotating shaft 4 which is arranged in the motor 1 and is provided with the axial through shaft hole 6, liquid enters the hollow rotating shaft 4 from the rotary joint 5 and then is sprayed to the grinding part 3 and a workpiece through the axial through hole 10 arranged on the grinding part connecting seat 2, the first radial liquid through hole 16 arranged on the grinding part connecting seat 2 and the second radial liquid through hole 36 arranged on the grinding part 3 in sequence, and heat generated by the motor 1 can be taken away through liquid flow to cool the motor 1; the liquid also takes away the grinding heat on the grinding part 3 and the workpiece, reduces the temperature of a grinding area, improves the cutting speed and the grinding quality, reduces the cutting force, reduces dust and prolongs the service life of the grinding part 3.
Specifically, the invention comprises a motor 1 and a hollow rotating shaft 4 which is arranged in the motor 1 and is provided with an axial through shaft hole 6, wherein the liquid outlet end of the hollow rotating shaft 4 is inserted into a rotating shaft connecting end 8 of a connecting sleeve 7 for fixing, a connecting seat connecting end 9 of the connecting sleeve 7 is detachably inserted into a grinding part connecting seat 2 with an axial through hole 10, the grinding part connecting seat 2 comprises a convex part 11, a conical rotating shaft connecting part 12 and a grinding part connecting part 13 which are arranged at two ends of the convex part 11, and a ball groove 14 which is arranged between the convex part 11 and the conical rotating shaft connecting part 12, and the ball groove 14 is an annular groove with the shape matched with that of a ball body; a tapered hole 15 concentric with the shaft hole 6 is arranged in the liquid outlet end of the hollow rotating shaft 4, a tapered rotating shaft connecting part 12 is inserted into the tapered hole 15 of the hollow rotating shaft and is connected in a taper fit manner, so that the shaft hole 6 is communicated with the axial through hole 10, and a plurality of first radial liquid through holes 16 communicated with the axial through holes 10 are regularly arranged on the outer wall of the grinding part connecting part 13; a limiting part 17 is arranged on the outer wall of the rotating shaft connecting end 8 of the connecting sleeve 7, a blocking part 18 is arranged on the connecting seat connecting end 9 of the connecting sleeve 7 and used for limiting the maximum axial stroke of the sliding sleeve 21, and a waterproof jacket 19 can be arranged on the blocking part 18 at one end opposite to the sliding sleeve 21 to enhance the waterproof performance; an elastic part 20 is sleeved on the connecting sleeve 7 between the limiting part 17 and the blocking part 18, and the elastic part 20 is a spring; the connecting sleeve 7 sleeved with the elastic piece 20 is sleeved with a sliding sleeve 21, the inner wall of the sliding sleeve 21 is sequentially provided with a stopping part 22, a conical surface 23 and a concave part 24, the conical surface 23 is arranged between the stopping part 22 and the concave part 24, and the taper of the conical surface 23 is gradually increased from the stopping part 22 to the concave part 24; the two ends of the elastic element 20 press the limiting element 17 and the stopping element 22 tightly, and the annular protrusion of the stopping element 22 extends into the annular groove of the stopping element 18, and the sliding sleeve 21 can move axially under the action of external force and control the elastic element 20 to stretch between the limiting element 17 and the stopping element 22; a plurality of ball holes 25 which can correspond to the ball grooves 14 are arranged on the outer wall of the connecting sleeve 7 close to the end of the blocking part 18, the diameter of the bottom of each ball hole 25 is smaller than that of a ball, a ball 26 is arranged in each ball hole 25, when the ball 26 is arranged in each ball hole 25, two opposite outer surfaces of the ball 26 can slightly protrude out of the ball holes 25, and each ball 26 is made of stainless steel; the stopping part 22 is a convex ring arranged on the inner wall of the sliding sleeve 21 and used for limiting the stroke of the elastic part 20; the conical surface 23 extends from the axial direction to the concave part 24 to form a certain taper, and the conical surface 23 is used for gradually applying or releasing radial pressure on the ball 26; the concave part 24 is arranged in a ring shape, and after partial area of the ball body 26 enters the concave part 24, the ball body 26 is separated from the ball groove 14 arranged on the grinding part connecting seat 2, and the ball body 26 does not apply pressure to the inner wall of the ball groove 14 any more; part of the area of the ball body 26 can enter the ball groove 14 through the ball hole 25 under the extrusion of the conical surface 23 and press the surface of the ball groove 14, so that the grinding part connecting seat 2 is fixed with the connecting sleeve 7; when the sliding sleeve 21 is moved axially towards the other end, a partial region of the ball 26 can enter the recess 24 and release the pressure on the ball groove 14, so that the grinding part connecting socket 2 can be pulled out of the connecting sleeve 7.
Specifically, when the grinding part connecting seat 2 is to be connected and fixed with the connecting sleeve 7, the outer wall of the sliding sleeve 21 can be grasped by a human hand or a machine to axially move the sliding sleeve 21 towards the liquid inlet end of the hollow rotating shaft 4, during the moving process, the distance between the conical surface 23 and the ball 26 is gradually increased, the pressure exerted on the ball 26 by the conical surface 23 is gradually decreased, when the sliding sleeve 21 moves to the position that the concave part 24 corresponds to the positions of the ball 26 and the ball groove 14, the ball 26 leaves the ball groove 14 through the arc surface of the ball groove 14, a part of the area of the ball 26 enters the concave part 24, then the grinding part connecting seat 2 is inserted into the connecting seat connecting end 9 of the connecting sleeve 7, the end surface key 27 is correspondingly inserted into the two key grooves 28, then the sliding sleeve 21 is released, the sliding sleeve 21 axially moves towards the liquid outlet end of the hollow rotating shaft 4 under the tension of the elastic member 20 to be reset, during, the ball 26 moves out of the concave portion 24 through the inclined surface of the concave portion 24, meanwhile, a partial area of the ball 26 enters the ball groove 14, and as the distance between the conical surface 23 and the ball 26 becomes smaller, the pressure exerted on the ball 26 by the conical surface 23 becomes larger gradually, and finally, the grinding part connecting seat 2 and the connecting sleeve 7 are connected and fixed together.
When the grinding part connecting seat 2 is to be separated from the connecting sleeve 7, the outer wall of the sliding sleeve 21 can be grasped by hands or a machine, the sliding sleeve 21 axially moves towards the liquid inlet end of the hollow rotating shaft 4, in the moving process, the distance between the conical surface 23 and the ball body 26 is gradually increased, the pressure exerted on the ball body 26 by the conical surface 23 is gradually reduced, when the sliding sleeve 21 moves to the position where the concave part 24 corresponds to the ball body 26 and the position where the ball groove 14 corresponds to the spherical surface 26, the ball body 26 leaves the ball groove 14 through the cambered surface of the ball groove 14, part of the area of the ball body 26 enters the concave part 24, and then the grinding part connecting seat 2 is pulled out.
The grinding part connecting seat 2 and the hollow rotating shaft 4 are connected in a taper fit mode, so that the grinding part connecting seat 2 and the hollow rotating shaft 4 can be conveniently connected and separated; can let slip cap 21 axial displacement through staff or machinery, just can realize quick assembly disassembly grinding part connecting seat 2, make things convenient for the automatic dismouting of machinery, reduce the manual work, improve work efficiency.
In order to realize the connection between the hollow rotating shaft 4 and the connecting sleeve 7, a convex block groove 29 is arranged on the outer wall of the liquid outlet end of the hollow rotating shaft 4, a slot 30 can be correspondingly arranged on the inner wall of the rotating shaft connecting end 8 of the connecting sleeve 7, a convex block 31 is correspondingly arranged in the slot 30, and after the hollow rotating shaft 4 is inserted into the rotating shaft connecting end 8 of the connecting sleeve 7, two ends of the convex block 31 are clamped in the convex block groove 29 and the slot 30; furthermore, connecting holes 32 may be correspondingly formed in the outer walls of the liquid outlet end of the hollow rotating shaft 4 and the rotating shaft connecting end 8 of the connecting sleeve 7, and connecting members are placed in the two corresponding connecting holes 32 to fix the hollow rotating shaft 4 and the connecting sleeve 7, wherein the connecting holes 32 are screw holes, and the connecting members are screws.
In order to better transmit the torsion of the hollow rotating shaft 4 to the grinding part connecting seat 2 through the connecting sleeve 7, two end face keys 27 are symmetrically arranged at the tail end of the connecting seat connecting end 9 of the connecting sleeve 7, two key grooves 28 are correspondingly arranged on the convex part 11 of the grinding part connecting seat 2, and the two end face keys 27 are correspondingly inserted into the two key grooves 28.
In order to facilitate the assembly and disassembly of the elastic member 20 and the sliding sleeve 21, an annular limiting member groove 33 is formed in the outer wall of the rotating shaft connecting end 8 of the connecting sleeve 7, and the limiting member 17 is a clamp spring which is installed in the annular limiting member groove 33 and can be taken out.
In order to facilitate the access of liquid such as water, cutting fluid and the like, a rotary joint 5 for accessing the liquid is detachably arranged at the liquid inlet end of the hollow rotating shaft 4.
For sealing and waterproofing, two annular sealing element mounting grooves 34 which are distributed in parallel are arranged on the outer wall of the conical rotating shaft connecting part 12, and a sealing ring 35 is mounted in the annular sealing element mounting grooves 34.
The grinding member 3 is mounted on the grinding member connecting portion 13, and a plurality of second radial liquid passing holes 36 communicating with the plurality of first radial liquid passing holes 16 are provided on the outer wall of the grinding member 3, so that liquid can be discharged onto the outer surface of the grinding member and the workpiece.
A plugging piece 37 is connected to the inner thread of the axial through hole 10 at one end of the grinding part connecting part 13, the plugging piece 37 is a bolt with an external thread, and when the plugging piece 37 is installed, liquid can only flow out of the second radial liquid through hole 36; when the plugging piece 37 is unscrewed, liquid can flow out from the second radial liquid through hole 36 and the tail end of the axial through hole 10 simultaneously, and the unscrewing of the plugging piece 37 is also beneficial to discharging impurities and plugs in the shaft hole 6 and the axial through hole 10 on the hollow rotating shaft 4.
The present invention is not limited to the above-described embodiments, and modifications and variations of the present invention are possible within the scope of the claims.

Claims (9)

1. The utility model provides a realize quick assembly disassembly's electronic grinding mechanism, includes the motor and sets up the cavity pivot that has the axial shaft hole that link up in the motor, and the play liquid end of cavity pivot inserts at the pivot link end internal fixation of adapter sleeve, and the connecting seat link end of adapter sleeve can be inserted with dismantling the grinding part connecting seat that has axial through-hole, characterized by: the grinding part connecting seat comprises a convex part, a conical rotating shaft connecting part and a grinding part connecting part which are arranged at two ends of the convex part, and a ball groove arranged between the convex part and the conical rotating shaft connecting part; a tapered hole concentric with the shaft hole is arranged in the liquid outlet end of the hollow rotating shaft, the connecting part of the tapered rotating shaft is inserted into the tapered hole of the hollow rotating shaft and is connected in a taper fit manner, so that the shaft hole is communicated with the axial through hole, and at least one first radial liquid through hole communicated with the axial through hole is arranged on the outer wall of the connecting part of the grinding part; a limiting part is arranged on the outer wall of the connecting end of the rotating shaft of the connecting sleeve, a blocking part is arranged at the connecting end of the connecting seat of the connecting sleeve, and an elastic part is sleeved on the connecting sleeve between the limiting part and the blocking part; the connecting sleeve sleeved with the elastic piece is sleeved with the sliding sleeve, the inner wall of the sliding sleeve is sequentially provided with a stopping part, a conical surface and a recessed part, the conical surface extends to the recessed part from the axis direction, two ends of the elastic piece press the limiting part and the stopping part tightly, and the sliding sleeve can axially move under the action of external force and control the elastic piece to stretch between the limiting part and the stopping part; a plurality of ball holes which can correspond to the ball grooves are arranged on the outer wall of the connecting sleeve close to the end of the blocking part, and balls are placed in the ball holes; when the sliding sleeve moves axially towards one end, part of the area of the ball body can enter the ball groove through the ball hole under the extrusion of the conical surface and apply pressure on the surface of the ball groove, so that the grinding part connecting seat is fixed with the connecting sleeve; when the sliding sleeve moves axially towards the other end, partial area of the ball body can enter the concave part and release pressure on the ball groove, so that the grinding part connecting seat can be pulled out from the connecting sleeve.
2. The electric grinding mechanism for realizing quick assembly and disassembly as claimed in claim 1, wherein: the outer wall of the liquid outlet end of the hollow rotating shaft is provided with a lug groove, the inner wall of the connecting end of the rotating shaft of the connecting sleeve is correspondingly provided with a lug, and the lug is arranged in the lug groove.
3. The electric grinding mechanism for realizing quick assembly and disassembly as claimed in claim 1 or 2, wherein: connecting holes are correspondingly arranged on the outer walls of the liquid outlet end of the hollow rotating shaft and the rotating shaft connecting end of the connecting sleeve, and connecting pieces are arranged in the two corresponding connecting holes.
4. A power grinding mechanism for realizing quick assembly and disassembly as recited in claim 3, wherein: the tail end of the connecting seat of the connecting sleeve is provided with an end face key, a key groove is correspondingly arranged on the convex part of the grinding part connecting seat, and the end face key is inserted into the key groove.
5. The electric grinding mechanism for realizing quick assembly and disassembly as claimed in claim 4, wherein: an annular limiting part groove is formed in the outer wall of the rotating shaft connecting end of the connecting sleeve, the limiting part is a snap spring installed in the annular limiting part groove, and the elastic part is a spring.
6. The electric grinding mechanism for realizing quick assembly and disassembly as claimed in claim 5, wherein: the liquid inlet end of the hollow rotating shaft is detachably provided with a rotary joint for connecting liquid.
7. The electric grinding mechanism for realizing quick assembly and disassembly as claimed in any one of claims 4-6, characterized in that: the outer wall of the conical rotating shaft connecting part is provided with at least one annular sealing element mounting groove, and a sealing ring is mounted in the annular sealing element mounting groove.
8. The electric grinding mechanism for realizing quick assembly and disassembly as claimed in claim 1, wherein: and a second radial liquid through hole communicated with the first radial liquid through hole is formed in the outer wall of the grinding component.
9. The electric grinding mechanism for realizing quick assembly and disassembly as claimed in claim 8, wherein: and a plugging piece is connected in the axial through hole at one end of the grinding part connecting part in a threaded manner.
CN202110091463.3A 2021-01-23 2021-01-23 Electric grinding mechanism capable of being quickly disassembled and assembled Pending CN112757158A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110091463.3A CN112757158A (en) 2021-01-23 2021-01-23 Electric grinding mechanism capable of being quickly disassembled and assembled

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110091463.3A CN112757158A (en) 2021-01-23 2021-01-23 Electric grinding mechanism capable of being quickly disassembled and assembled

Publications (1)

Publication Number Publication Date
CN112757158A true CN112757158A (en) 2021-05-07

Family

ID=75706846

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110091463.3A Pending CN112757158A (en) 2021-01-23 2021-01-23 Electric grinding mechanism capable of being quickly disassembled and assembled

Country Status (1)

Country Link
CN (1) CN112757158A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116619243A (en) * 2023-07-18 2023-08-22 江苏创响智能科技有限公司 Fastening device for cutting and polishing disc of numerical control machine tool

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116619243A (en) * 2023-07-18 2023-08-22 江苏创响智能科技有限公司 Fastening device for cutting and polishing disc of numerical control machine tool
CN116619243B (en) * 2023-07-18 2023-09-22 江苏创响智能科技有限公司 Fastening device for cutting and polishing disc of numerical control machine tool

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Address after: 528000 Room 302, block 11, Liandong science and Technology Innovation Park, No. 1, Chuangfu Sixth Road, Lecong Town, Shunde District, Foshan City, Guangdong Province

Applicant after: Guangdong Huashun Motor Technology Co.,Ltd.

Address before: 528000 Dongbian, Jigeng Road, Liangcun Industrial Zone, Lecong Town, Shunde District, Foshan City, Guangdong Province

Applicant before: FOSHAN HUASHUN MOTOR INDUSTRIAL Co.,Ltd.