CN212351213U - Clamp structure for motor barrel - Google Patents

Clamp structure for motor barrel Download PDF

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Publication number
CN212351213U
CN212351213U CN202020695212.7U CN202020695212U CN212351213U CN 212351213 U CN212351213 U CN 212351213U CN 202020695212 U CN202020695212 U CN 202020695212U CN 212351213 U CN212351213 U CN 212351213U
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China
Prior art keywords
locking
positioning
pull rod
base
hole
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CN202020695212.7U
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Chinese (zh)
Inventor
王洪彪
张鹏
沈善忠
旷鑫文
张正来
陈�光
张潇龙
凌支援
蔡朝新
邓扬全
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Zhejiang Huashuo Technology Co ltd
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Zhejiang Huashuo Technology Co ltd
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Priority to CN202020695212.7U priority Critical patent/CN212351213U/en
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Abstract

The utility model belongs to the anchor clamps field provides an anchor clamps structure for motor section of thick bamboo, include: the upper end of the base is provided with a positioning column, a positioning expansion block and a locking oil cylinder are arranged in the positioning column, the locking oil cylinder is positioned below the positioning expansion block, and a positioning through hole is formed in the positioning expansion block; the lower end face of the clamping assembly is provided with a pressing stud, the clamping assembly is provided with a locking pull rod, a positioning support block is sleeved on the locking pull rod, the locking pull rod movably penetrates through the positioning through hole and is connected with the locking oil cylinder, and the positioning support block is positioned in the positioning through hole; when the locking pull rod is locked by the locking oil cylinder, the positioning expansion block can be expanded by the positioning support block, and the locking stud is abutted against the end face of the workpiece. Compared with the prior art, the utility model has the advantages of the double-screw bolt axial that sticiss that adopts in this a fixture structure for motor barrel sticiss the work piece downwards, avoids radial clamp force to influence the shape of work piece.

Description

Clamp structure for motor barrel
Technical Field
The utility model belongs to the anchor clamps field, concretely relates to an anchor clamps structure for motor section of thick bamboo.
Background
The motor is very common in the current production and life, and along with the development of the new energy automobile industry, people pay more and more attention to the motor. The motor generally includes motor cylinder (motor casing), set up two end covers at the motor cylinder both ends, set up the stator in the motor cylinder inside, and rotor isotructure, more burr can be remained after the motor cylinder is produced, in order to guarantee the required precision of motor cylinder, the week side of motor cylinder needs to be turned and milled and processed, just need press from both sides tight fixedly to the motor cylinder this moment, current anchor clamps mostly adopt from the inboard bloated department that needs processing of motor cylinder press from both sides tightly, but because the barrel department thickness of motor cylinder is thinner, radial clamping-force too big can cause the motor cylinder to warp, influence the precision of turning.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem to provide a fixture structure for motor cylinder to prior art's current situation.
The utility model provides a technical scheme that above-mentioned technical problem adopted does: a clamp structure for a motor cartridge is proposed, comprising: the upper end of the base is provided with a positioning column, a positioning expansion block and a locking oil cylinder are arranged in the positioning column, the locking oil cylinder is positioned below the positioning expansion block, and a positioning through hole is formed in the positioning expansion block;
the lower end face of the clamping assembly is provided with a pressing stud, the clamping assembly is provided with a locking pull rod, a positioning support block is sleeved on the locking pull rod, the locking pull rod movably penetrates through the positioning through hole and is connected with the locking oil cylinder, and the positioning support block is positioned in the positioning through hole;
when the locking pull rod is locked by the locking oil cylinder, the positioning expansion block can be expanded by the positioning support block, and the pressing stud is tightly abutted to the end face of the workpiece.
In the above-mentioned clamp structure for a motor barrel, the locking pull rod is sleeved with a disc spring, one end of the disc spring abuts against the upper end face of the positioning support block, and the other end of the disc spring abuts against the lower end face of the clamping assembly.
In the above-mentioned clamp structure for a motor barrel, the clamping assembly includes a base and a clamping seat, the clamping seat is detachably connected to the base, the base is located above the positioning column, the pressing stud is longitudinally arranged on the clamping seat and the lower end of the pressing stud penetrates through the base, the locking pull rod is arranged at the lower end of the clamping seat, and the upper end of the disc spring is abutted to the clamping seat.
In the above-mentioned clamp structure for a motor cartridge, the positioning support block includes a frustum portion, a distraction inclined surface is provided at an outer side of the frustum portion, an expansion inclined surface is provided in the positioning expansion block, and the distraction inclined surface is movably abutted on the expansion inclined surface.
In the above-mentioned fixture structure for a motor barrel, the positioning expansion block includes a connecting seat, the connecting seat with the reference column is connected, positioning through hole set up with on the connecting seat, the connecting seat upper end interval in proper order has been provided with a plurality of expansion block, a plurality of the expansion block encloses and forms annular structure, the expansion inclined plane sets up in expansion block medial surface.
In the above-mentioned clamp structure for the motor barrel, an expansion gap is formed between each two expansion blocks, and a soft material is filled in each expansion gap.
In the above-described clamp structure for a motor cartridge, the locking cylinder includes: the cylinder body is arranged in the positioning column and is positioned below the connecting seat;
the locking piston is movably arranged in the cylinder body, a locking hole is formed in the locking piston, and the lower end of the locking pull rod is inserted into the locking hole;
the movable column is movably arranged in the locking hole, the upper end of the movable column movably abuts against the lower end of the locking pull rod, and a return spring is arranged in the movable column;
when the locking piston moves downwards, the locking pull rod can be driven to move downwards and be locked.
In the above-mentioned clamp structure for a motor cartridge, the inner wall of the cylinder body is provided with a ball groove, the locking piston is provided with a connecting hole, a locking ball is arranged in the connecting hole, and the side wall of the locking ball is located in the ball groove;
when the locking piston moves downwards, the locking ball can be driven to be separated from the ball groove.
In the above-mentioned clamp structure for a motor barrel, a connecting column is arranged at the lower end of the locking pull rod, the connecting column is movably inserted into the locking hole, a locking waist groove is formed in the connecting column, and when the locking balls are separated from the ball grooves, the locking balls can enter the locking waist groove and lock the connecting column.
In foretell a fixture structure for motor barrel, locking pull rod lower extreme is provided with the sealing washer, works as locking ball lock is dead during the spliced pole, the sealing washer support tightly with the cylinder body up end, the cylinder body with form airtight space between the locking pull rod, be provided with the pipeline of blowing on the cylinder body, the pipeline of blowing with airtight space is connected, is provided with pressure detector on the pipeline of blowing.
In the above-mentioned clamp structure for a motor barrel, the positioning column is sleeved with a shock-proof ring, the shock-proof ring is provided with a mounting hole, a shock-proof oil cylinder is arranged in the mounting hole, and an end portion of the shock-proof oil cylinder contacts with an inner wall of a workpiece.
Compared with the prior art, the clamping fixture has the advantages that the pressing stud adopted in the clamping fixture structure for the motor cylinder axially presses the workpiece downwards, so that the radial clamping force is prevented from influencing the shape of the workpiece; after the locking oil cylinder is decompressed, the moving column can drive the clamping assembly to move upwards, so that the clamping assembly is convenient to take out; the positioning force of the positioning expansion block is buffered by the disc spring, so that the axial downward force of the clamping assembly is ensured not to influence the magnitude of the radial positioning force; the pressure detector detects the air pressure in the closed space at any time, and whether the locking oil cylinder is locked with the connecting column or not can be easily detected through the air pressure.
Drawings
FIG. 1 is a perspective view of the present clamp configuration for a motor cartridge;
FIG. 2 is a perspective view of the present clamp structure for a motor can in a state of clamping the motor can;
FIG. 3 is a sectional view of the present clamp structure for a motor cartridge in a state of clamping the motor cartridge;
FIG. 4 is a cross-sectional view of the present motor barrel clamped condition in the state in which the motor barrel is released;
FIG. 5 is an exploded view of the clamping assembly;
FIG. 6 is a perspective view of the positioning pad;
fig. 7 is a cross-sectional view of the locking cylinder and attachment post.
In the figure, 1, a base; 2. a positioning column; 3. pressing the stud; 4. locking the pull rod; 5. positioning a supporting block; 6. positioning the through hole; 7. a disc spring; 8. a base; 9. a clamping seat; 10. a frustum portion; 11. opening the inclined plane; 12. an expansion ramp; 13. a connecting seat; 14. an expansion block; 15. an expansion gap; 16. a cylinder body; 17. locking the piston; 18. a locking hole; 19. moving the column; 20. a return spring; 21. a ball groove; 22. connecting holes; 23. locking the ball; 24. connecting columns; 25. locking the waist groove; 26. a seal ring; 27. sealing the space; 28. an air blowing pipeline; 29. a pressure detector; 30. a shock-proof ring; 31. Mounting holes; 32. shockproof oil cylinder.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
As shown in fig. 1 to 7, the present holder structure for a motor cartridge includes: the upper end of the base 1 is provided with a positioning column 2, a positioning expansion block and a locking oil cylinder are arranged in the positioning column 2, the locking oil cylinder is positioned below the positioning expansion block, and a positioning through hole 6 is formed in the positioning expansion block; the lower end face of the clamping assembly is provided with a pressing stud 3, the clamping assembly is provided with a locking pull rod 4, a positioning support block 5 is sleeved on the locking pull rod 4, the locking pull rod 4 movably penetrates through a positioning through hole 6 and is connected with a locking oil cylinder, and the positioning support block 5 is positioned in the positioning through hole 6; when the locking pull rod 4 is locked by the locking oil cylinder, the positioning support block 5 can support the positioning expansion block, and the pressing stud 3 is tightly propped against the end face of the workpiece.
The base 1 is provided with a positioning column 2, when in processing, a motor barrel is sleeved on the positioning column 2 for preliminary positioning before processing, the positioning column 2 is provided with a positioning expansion block, because the position of the motor barrel is not particularly accurate when in preliminary positioning, the motor barrel needs to be precisely positioned at the moment, the lower end of a clamping component is provided with a locking pull rod 4, the locking pull rod 4 is movably sleeved with a positioning support block 5, when the locking pull rod 4 is locked by a locking oil cylinder, the positioning support block 5 can prop open the positioning expansion block so as to enable the positioning expansion block to prop against the inner wall at the upper end of a workpiece, the positioning purpose of the workpiece is realized, a pressing stud 3 is arranged on the clamping component, when the locking pull rod 4 is locked by the locking oil cylinder, the pressing stud 3 can prop against the end face of the workpiece, because the workpiece is sleeved on the positioning column 2, the end face of the workpiece can prop against the, and then can be fixed the work piece under the combined action of sticising double-screw bolt 3 and reference column 2 up end, realize the fixed purpose of work piece, and this fixing force is axial and fixes the terminal surface of motor section of thick bamboo, that is to say that the motor section of thick bamboo is fixed the back, and its machined surface can not receive radial tight fixing force of clamp, can guarantee like this that the motor section of thick bamboo is fixed promptly, can guarantee again that the machined surface of motor section of thick bamboo can not take place to warp, improves the car machining precision.
Two purposes of fine positioning and clamping are realized by one action, and the production efficiency is improved.
After the machining is finished, the locking oil cylinder loosens the locking pull rod 4, the clamping assembly can be lifted out at the moment, the pressing stud 3 is far away from the end face of the motor cylinder, the positioning support block 5 is separated from the positioning expansion block, the positioning expansion block can be restored to the original position, and the machined motor cylinder can be taken out of the positioning column 2.
The locking pull rod 4 is sleeved with a disc spring 7, one end of the disc spring 7 is abutted against the upper end face of the positioning support block 5, and the other end of the disc spring 7 is abutted against the lower end face of the clamping component.
When the motor cylinder is positioned, the positioning support block 5 moves downwards to enable the positioning expansion block to expand, and then the positioning expansion block can play a radial supporting force, the size of the radial supporting force changes according to the change of the downward movement distance of the positioning support block 5, the positioning support block 5 is movably sleeved on the locking pull rod 4, in order to ensure the axial clamping force of the motor cylinder, the locking oil cylinder can provide a larger downward axial downward pulling force for the locking pull rod 4, so that the downward movement distance of the locking pull rod 4 is larger, and the pressing stud 3 can be tightly abutted against the end face of the motor cylinder, because the inner wall of the upper end of the motor cylinder is thicker, when the positioning expansion block expands, the inner wall of the upper end of the motor cylinder can provide a reverse acting force, under the combined action of the inner wall of the upper end of the motor cylinder and the disc spring 7, the positioning support block 5 cannot continuously move downwards, at the moment, the disc spring 7 is compressed, and provides buffer for the downward movement amount of the locking pull rod 4 and the downward movement, the downward movement distance of the positioning support block 5 is different from the downward movement distance of the locking pull rod 4, so that the radial positioning force is far smaller than the axial clamping force, the radial positioning force can be ensured to adapt to the structural force at the upper end of the motor cylinder, and meanwhile, the axial clamping force can be ensured not to be influenced.
The clamping assembly comprises a base 8 and a clamping seat 9, the clamping seat 9 is detachably connected to the base 8, the base 8 is located above the positioning column 2, the pressing stud 3 is longitudinally arranged on the clamping seat 9, the lower end of the pressing stud penetrates through the base 8, the locking pull rod 4 is arranged at the lower end of the clamping seat 9, and the upper end of the disc spring 7 abuts against the clamping seat 9.
The compressing stud 3 is longitudinally arranged on the clamping seat 9, the lower end of the compressing stud penetrates through the base 8, the locking pull rod 4 is arranged at the lower end of the clamped seat 9, and the upper end of the disc spring 7 abuts against the clamping seat 9, namely, the base 8 is free from the action of force during clamping, and then plastic can be used as a material of the base 8, so that the cost is reduced, the overall weight of the clamping assembly is reduced, and the energy can be saved in the subsequent production and processing processes.
Locking pull rod 4 is connected with pressing from both sides tight seat 9 lower extreme, and dish spring 7 cover is located on locking pull rod 4, and when locking pull rod 4 was pulled downwards and was locked by the locking hydro-cylinder, dish spring 7 can be pushed down and produce the compression by the locking seat.
The positioning support block 5 comprises a frustum part 10, a distraction inclined plane 11 is arranged on the outer side of the frustum part 10, an expansion inclined plane 12 is arranged in the positioning expansion block, and the distraction inclined plane 11 is movably abutted against the expansion inclined plane 12.
When the positioning support block 5 moves downwards, the support inclined plane 11 can slide downwards along the expansion inclined plane 12, so that the positioning expansion block is expanded, and the purpose of fine positioning is achieved.
The location bloated piece includes connecting seat 13, and connecting seat 13 is connected with reference column 2, and positioning hole 6 offer with connecting seat 13 on, connecting seat 13 upper end interval in proper order is provided with a plurality of inflation piece 14, a plurality of inflation piece 14 encloses to close and forms the loop configuration, inflation inclined plane 12 sets up in inflation piece 14 medial surface.
The bloated piece in location comprises expansion block 14 on connecting seat 13 and the connecting seat 13, and connecting seat 13 is connected with reference column 2, guarantees that the bloated piece in location can not take place to rock, and inflation inclined plane 12 sets up in expansion block 14 medial surface, and a plurality of expansion block 14 encloses and closes annular structure, when location bracer 5 moves down, just can strut every expansion block 14 to realize the inflation location purpose.
The expansion gaps 15 are formed between every two expansion blocks 14, and the soft materials are filled in each expansion gap 15, so that the deformation of each expansion block 14 is not influenced, and aluminum scraps can be prevented from entering the positioning expansion blocks through the expansion gaps 15 when the motor barrel is subjected to turning and milling.
The locking hydro-cylinder includes: the cylinder body 16 is arranged in the positioning column 2 and is positioned below the connecting seat 13; the locking piston 17 is movably arranged in the cylinder body 16, a locking hole 18 is formed in the locking piston 17, and the lower end of the locking pull rod 4 is inserted into the locking hole 18; the movable column 19 is movably arranged in the locking hole 18, the upper end of the movable column 19 is movably abutted against the lower end of the locking pull rod 4, and a return spring 20 is arranged in the movable column 19; when the locking piston 17 moves downwards, the locking pull rod 4 can be driven to move downwards and the locking pull rod 4 is locked.
The locking piston 17 is arranged in the cylinder body 16, a locking hole 18 is arranged on the locking piston 17, the lower end of the locking pull rod 4 is movably inserted in the locking hole 18, the upper end of the movable column 19 is abutted against the lower end of the locking pull rod 4, when the locking piston 17 moves downwards, the locking pull rod 4 can be driven to move downwards and lock the locking pull rod 4, so that the purposes of providing axial clamping force and locking force are achieved, when the locking pull rod 4 is pulled to move downwards, the lower end of the locking pull rod 4 can drive the moving column 19 to move downwards, so that the return spring 20 is compressed and generates resilience force, when the cylinder 16 is decompressed, the locking piston 17 releases the locking pull rod 4, at the moment, the resilience force of the return spring 20 can drive the locking pull rod 4 to move upwards, the whole clamping assembly is easier to put forward, and the locking pull rod 4 can be prevented from being tightly connected with the locking oil cylinder after the locking oil cylinder is decompressed.
A ball groove 21 is formed in the inner wall of the cylinder 16, a connecting hole 22 is formed in the locking piston 17, a locking ball 23 is arranged in the connecting hole 22, and the side wall of the locking ball 23 is located in the ball groove 21; the locking balls 23 can be brought out of the ball grooves 21 when the locking piston 17 moves downward.
Locking balls 23 are arranged in the connecting holes 22 in a rolling mode, when the locking oil cylinder does not work, the locking balls 23 are located in the ball grooves 21, the locking pull rod 4 can be inserted into or pulled out of the locking holes 18 at the moment, so that the loading and unloading processes are facilitated, when the locking oil cylinder works, pressurization is carried out in the cylinder body 16, the locking piston 17 moves downwards, the locking balls 23 are arranged in the connecting holes 22, the locking piston 17 can drive the locking balls 23 to move downwards and separate from the ball grooves 21, one side of each locking ball 23 abuts against the inner wall of the cylinder body 16 at the moment, the other side of each locking ball 23 abuts against the side wall of the corresponding locking pull rod 4, the locking pull rod 4 is locked, then the locking piston 17 continues to move downwards, the locking pull rod 4 is driven to move downwards, and the device tightly presses the stud 3 to abut against.
After the motor cylinder is machined, the locking oil cylinder is decompressed, the locking piston 17 can be driven to move upwards at the moment until one side of the locking ball 23 is located in the ball groove 21 again, and the locking pull rod 4 can be pulled out of the locking hole 18 at the moment.
The working principle of pressurization and pressure relief of the oil cylinder is the prior art and is not discussed here.
The lower end of the locking pull rod 4 is provided with a connecting column 24, the connecting column 24 is movably inserted into the locking hole 18, a locking waist groove 25 is formed in the connecting column 24, and when the locking balls 23 are separated from the ball grooves 21, the locking balls 23 can enter the locking waist groove 25 and lock the connecting column 24.
Be provided with locking kidney slot 25 on spliced pole 24, when locking ball 23 breaks away from ball recess 21, one side of locking ball 23 is supported and is leaned on in the 16 inner walls of cylinder body, and locking ball 23 opposite side is located locking kidney slot 25, and the piston continues the downstream, and locking ball 23 can support and lean on the face in locking kidney slot 25 bottom this moment, and then can make spliced pole 24 deadly by the lock and can drive spliced pole 24 downstream.
When the locking oil cylinder is decompressed, the locking piston 17 moves upwards, and then the locking balls 23 are driven to move upwards, then the locking balls 23 are not locked in the locking waist groove 25 any more, and can move upwards in the locking waist groove 25, after the locking balls 23 move upwards to a certain distance, one side of the locking balls 23 is located in the locking waist groove 25, the other side of the locking balls 23 is flushed with the ball groove 21, the clamping assembly is pulled upwards to be integral at the moment, the connecting column 24 moves upwards, and then the locking balls 23 can be separated from the locking waist groove 25, and meanwhile, the outer side wall of the connecting column 24 can drive the locking balls 23 to move into the ball groove 21, so that the connecting column 24 can be conveniently inserted into the locking hole 18 next time.
The lower end of the locking pull rod 4 is provided with a sealing ring 26, when the locking ball 23 locks the connecting column 24, the sealing ring 26 is abutted against the upper end surface of the cylinder body 16, a closed space 27 is formed between the cylinder body 16 and the locking pull rod 4, the cylinder body 16 is provided with an air blowing pipeline 28, the air blowing pipeline 28 is connected with the closed space 27, and the air blowing pipeline 28 is provided with a pressure detector 29.
Because the motor barrel needs to be told to rotate the motor barrel and the clamp during machining, if the clamping assembly is not locked, the clamping assembly rotating at a high speed can be thrown out, the danger coefficient is increased rapidly, the pressure detector 29 can detect the gas pressure of the closed space 27 at any time, when the pressure in the closed space 27 is too small, the fact that the locking pull rod 4 does not abut against the upper end face of the cylinder body 16 is proved, namely, the locking oil cylinder does not lock the connecting column 24, direct alarm can be given, and the connecting column 24 is prevented from machining the motor barrel under the condition that the motor barrel is not locked.
The positioning column 2 is sleeved with a shockproof ring 30, the shockproof ring 30 is in clearance fit with the workpiece, a mounting hole 31 is formed in the shockproof ring 30, a shockproof oil cylinder 32 is arranged in the mounting hole 31, and the end part of the shockproof oil cylinder 32 is contacted with the inner wall of the workpiece.
The anti-vibration ring 30 is made of soft material, such as rubber, etc., the anti-vibration cylinder 32 is disposed in the mounting hole 31, when machining, the end of the anti-vibration cylinder 32 is movably abutted against the inner wall of the workpiece, and the end of the anti-vibration cylinder 32 is only contacted with the inner wall but not abutted against the inner wall, which can be realized by using a pressure sensor and a corresponding control degree, which will not be discussed herein too much, so that the motor barrel can be prevented from generating resonance during machining, and the machining precision can be improved.
This is also achieved by interference fitting the anti-rattle ring 30 with the motor cartridge, but this makes it difficult to fit the motor cartridge into the retainer ring.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein will be apparent to those skilled in the art without departing from the scope and spirit of the invention as defined in the accompanying claims.

Claims (10)

1. A clamp structure for a motor cartridge, comprising:
the upper end of the base is provided with a positioning column, a positioning expansion block and a locking oil cylinder are arranged in the positioning column, the locking oil cylinder is positioned below the positioning expansion block, and a positioning through hole is formed in the positioning expansion block;
the lower end face of the clamping assembly is provided with a pressing stud, the clamping assembly is provided with a locking pull rod, a positioning support block is sleeved on the locking pull rod, the locking pull rod movably penetrates through the positioning through hole and is connected with the locking oil cylinder, and the positioning support block is positioned in the positioning through hole;
when the locking pull rod is locked by the locking oil cylinder, the positioning expansion block can be expanded by the positioning support block, and the pressing stud is tightly abutted to the end face of the workpiece.
2. The clamping structure of claim 1, wherein said locking rod is sleeved with a disc spring, one end of said disc spring abuts against an upper end surface of said positioning support block, and the other end of said disc spring abuts against a lower end surface of said clamping component.
3. The clamping structure of claim 2, wherein said clamping assembly comprises a base and a clamping base, said clamping base is detachably connected to said base, said base is located above said positioning post, said stud is longitudinally disposed on said clamping base and has a lower end penetrating through said base, said locking rod is disposed at a lower end of said clamping base, and an upper end of said disc spring abuts against said clamping base.
4. The clamp structure for a motor barrel according to claim 1, wherein the positioning support block comprises a cone base, an expanding inclined surface is arranged on the outer side of the cone base, an expanding inclined surface is arranged in the positioning expansion block, and the expanding inclined surface is movably abutted against the expanding inclined surface.
5. The clamping structure of claim 4, wherein the positioning expansion block comprises a connecting base, the connecting base is connected to the positioning post, the positioning through hole is formed in the connecting base, a plurality of expansion blocks are sequentially arranged at intervals at the upper end of the connecting base, the plurality of expansion blocks surround to form an annular structure, and the expansion inclined surface is arranged on the inner side surface of each expansion block.
6. The clamp structure for a motor cartridge of claim 5, wherein the locking cylinder comprises: the cylinder body is arranged in the positioning column and is positioned below the connecting seat;
the locking piston is movably arranged in the cylinder body, a locking hole is formed in the locking piston, and the lower end of the locking pull rod is inserted into the locking hole;
the movable column is movably arranged in the locking hole, the upper end of the movable column movably abuts against the lower end of the locking pull rod, and a return spring is arranged in the movable column;
when the locking piston moves downwards, the locking pull rod can be driven to move downwards and be locked.
7. The structure of claim 6, wherein the inner wall of the cylinder has a ball groove, the locking piston has a connecting hole, the connecting hole has a locking ball, and the side wall of the locking ball is located in the ball groove;
when the locking piston moves downwards, the locking ball can be driven to be separated from the ball groove.
8. The structure of claim 7, wherein a connecting post is disposed at a lower end of the locking rod, the connecting post is movably inserted into the locking hole, a locking kidney slot is disposed on the connecting post, and when the locking ball is separated from the ball groove, the locking ball can enter the locking kidney slot and lock the connecting post.
9. The clamping structure of claim 8, wherein the lower end of the locking pull rod is provided with a sealing ring, when the connecting column is locked by the locking ball, the sealing ring abuts against the upper end surface of the cylinder body, a closed space is formed between the cylinder body and the locking pull rod, the cylinder body is provided with a blowing pipeline, the blowing pipeline is connected with the closed space, and the blowing pipeline is provided with a pressure detector.
10. The clamping structure of claim 1, wherein the positioning post is sleeved with a vibration-proof ring, the vibration-proof ring is provided with a mounting hole, a vibration-proof cylinder is arranged in the mounting hole, and an end of the vibration-proof cylinder contacts with an inner wall of a workpiece.
CN202020695212.7U 2020-04-29 2020-04-29 Clamp structure for motor barrel Active CN212351213U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020695212.7U CN212351213U (en) 2020-04-29 2020-04-29 Clamp structure for motor barrel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020695212.7U CN212351213U (en) 2020-04-29 2020-04-29 Clamp structure for motor barrel

Publications (1)

Publication Number Publication Date
CN212351213U true CN212351213U (en) 2021-01-15

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Application Number Title Priority Date Filing Date
CN202020695212.7U Active CN212351213U (en) 2020-04-29 2020-04-29 Clamp structure for motor barrel

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111421362A (en) * 2020-04-29 2020-07-17 浙江华朔科技股份有限公司 Clamp structure for motor barrel
CN113524690A (en) * 2021-06-10 2021-10-22 陕西法士特汽车传动集团有限责任公司 Locking mechanism for synchronizer friction ring bonding clamp

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111421362A (en) * 2020-04-29 2020-07-17 浙江华朔科技股份有限公司 Clamp structure for motor barrel
CN113524690A (en) * 2021-06-10 2021-10-22 陕西法士特汽车传动集团有限责任公司 Locking mechanism for synchronizer friction ring bonding clamp

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