CN220901986U - Motor shaft tangential key groove processing device - Google Patents

Abstract

The utility model relates to a motor shaft tangential key groove machining device which comprises a workbench, a placing plate, a first clamp, a second clamp, a first opposite adjusting assembly, a second opposite adjusting assembly and a lifting assembly, wherein the placing plate is arranged on the workbench; the placing plate is arranged at the top of the workbench, and a V-shaped groove is formed in the top of the placing plate; the first opposite adjusting component is arranged above the workbench, and the working end of the first opposite adjusting component is connected with the first clamp; limiting blocks are arranged at two ends of the top of the workbench, a second opposite adjusting assembly is arranged on the workbench, the second opposite adjusting assembly comprises two movable seats, and a second clamp is arranged on the movable seats; the lifting assembly is arranged on the workbench and comprises a lifting plate, a slot milling machine is arranged at the bottom of the lifting plate, and the lifting plate is matched with the first clamp through the first opposite adjusting assembly to ensure that motor shafts to be processed with different lengths can be clamped and fixed, so that motor shafts to be processed with different lengths are processed.

Description

Motor shaft tangential key groove processing device

Technical Field

The utility model relates to the technical field of key groove machining, in particular to a tangential key groove machining device of a motor shaft.

Background

The output shaft of the motor needs to be matched with other parts, such as gears, pulleys, couplings and the like, and most of the matching parts are connected by keys, so that a key slot is needed to be milled when the motor shaft is processed.

The machining and processing method of the tangential key of the motor shaft comprises a workbench, wherein a clamping driving part is arranged at the top of the workbench, clamping parts are connected to two sides of the clamping driving part in a transmission manner, a lifting plate is connected to the top of the workbench through a multidirectional displacement part, a main motor is fixedly arranged on the outer wall of the top of the lifting plate, and a milling cutter is fixedly connected to an output shaft of the main motor; the clamping part comprises a hollow cylinder, an end face limiting block in the hollow cylinder in a sliding connection mode and clamping jaws connected to the inner wall of the hollow cylinder in a rotating mode through a hinge shaft, and one ends of the clamping jaws are in contact fit with the end face of the end face limiting block. According to the invention, the clamping jaw and the end surface limiting block are arranged, so that the end surface of the shaft can be limited, and the rotation of the shaft can be limited by the circumferential clamping of the clamping jaw, so that the shaft cannot rotate during processing, and the processing precision is increased.

According to the above patent, the tangential key groove of the motor shaft is machined by the cooperation of the clamping driving part, the lifting plate and the milling cutter, but the device cannot machine the motor shaft with a short length.

Disclosure of Invention

Based on this, it is necessary to provide a motor shaft tangential keyway processingequipment to prior art problem, through mutually supporting of first opposite direction adjusting part and first anchor clamps, ensure to be able to carry out the centre gripping to the motor shaft of waiting to process of different length fixedly to realize waiting to process the motor shaft of different length.

In order to solve the problems in the prior art, the utility model provides a motor shaft tangential key groove machining device which comprises a workbench, a placing plate, a first clamp, a second clamp, a first opposite adjusting assembly, a second opposite adjusting assembly and a lifting assembly, wherein the placing plate is arranged on the workbench;

the placing plate is arranged at the top of the workbench, and a V-shaped groove for placing a motor shaft to be processed is formed in the top of the placing plate;

The first opposite adjusting component is arranged above the workbench, and the working end of the first opposite adjusting component is fixedly connected with the first clamp;

limiting blocks for limiting the moving distance of the second opposite adjusting assemblies are arranged at two ends of the top of the workbench, the second opposite adjusting assemblies are arranged on the workbench, each second opposite adjusting assembly comprises two moving seats which can approach or depart from two ends of a motor shaft to be processed on the placing plate, each moving seat is respectively provided with a second clamp which is used for clamping the end part of the motor shaft to be processed and can rotate the motor shaft to be processed, and the second clamps can be lifted and arranged on the moving seats;

The lifting assembly is arranged on the workbench and comprises a lifting plate which is positioned right above the placing plate and can lift, and a slot milling machine capable of horizontally moving is arranged between two second clamps at the bottom of the lifting plate.

Preferably, the first facing adjustment assembly comprises a first motor, a gear, a first rack and a second rack;

The first motor is horizontally arranged above the workbench, an output shaft of the first motor faces to a motor shaft to be processed, a limiting piece is arranged on the outer wall of the first motor, a supporting rod perpendicular to the workbench surface is arranged below the limiting piece, the limiting piece is in abutting arrangement with one end of the supporting rod, and one end of the supporting rod away from the limiting piece is fixedly connected with the workbench;

the gear is coaxially arranged in front of the output shaft of the first motor and is fixedly connected with the output shaft of the first motor;

The first rack is horizontally arranged above the gear, one end of the first rack is provided with a first connecting rod, one end of the first connecting rod is fixedly connected with the first rack, the other end of the first connecting rod is fixedly connected with the second clamp, and the first rack is meshed with the gear;

The second rack is horizontally arranged under the gear, one end of the second rack, which is far away from the first connecting rod, is provided with a second connecting rod, one end of the second connecting rod is fixedly connected with the second rack, and the other end of the second connecting rod is fixedly connected with the second clamp.

Preferably, the center of the limiting piece is provided with a through hole, the first rack and the second rack pass through the through hole of the limiting piece, guide wheels are arranged at the contact positions of the inside of the limiting piece and the first rack and the second rack, and the guide wheels are in rolling connection with the first rack and the second rack.

Preferably, the support rod includes a first sleeve, a first spring, and a first driven rod;

the first sleeve is vertically arranged at the top of the workbench, and one end of the first sleeve is fixedly connected with the workbench;

The first spring is arranged in the first sleeve, and one end of the first spring is in abutting connection with the inside of the first sleeve;

One end of the first driven rod is arranged in the first sleeve, one end of the first driven rod is in butt joint with the first spring, and the other end of the first driven rod is fixedly connected with the workbench;

preferably, the lifting assembly comprises a first bracket, a second bracket, a lifting plate and an air cylinder;

The first support and the second support are arranged at two sides of the workbench in a mirror image mode, vertical downward limiting grooves are formed in the tops of the first support and the second support, an air cylinder is arranged in the middle of the first support, the non-working end of the air cylinder is fixedly connected with the first support, the working end of the air cylinder extends upwards to the bottom of the lifting plate, and the working end of the air cylinder is fixedly connected with the lifting plate;

The air cylinder is vertically arranged at the middle end of the first bracket, and an output shaft of the air cylinder is fixedly connected with the lifting plate;

The four corners department of lifter plate bottom all is equipped with vertical decurrent gag lever post, and the gag lever post one-to-one inserts locates in the spacing groove.

Preferably, the bottom of the lifting plate is also provided with a chute for the slot milling machine and the second clamp to move horizontally;

one end of the lifting plate is provided with a second motor, and an output shaft of the second motor faces the chute;

The spout outwards extends until running through the lifter plate towards the one end of second motor, be equipped with first slider and two second sliders in the spout, all coaxial being equipped with the perforation on first slider and the second slider, still be equipped with first lead screw in the spout, first lead screw passes the through-hole on first slider and the second slider, the inside one end and spout coupling of spout are close to first lead screw, the other end of first lead screw extends to second motor output shaft department rather than fixed connection, the middle part and the first slider threaded connection of first lead screw, the non-operating end fixed connection of first slider and milling flutes machine, the lower extreme of second slider all is equipped with telescopic head rod, the contact surface setting of second anchor clamps and waiting to process the motor shaft can make it wait to process the ball that the motor shaft surface moves.

Preferably, the first connecting rod includes a second sleeve, a second driven rod, a second spring, and a first spring pad;

The second sleeve is vertically arranged below the second sliding block, one end of the second sleeve is fixedly connected with the second sliding block, and a through hole is formed in the position, close to the axis of one end of the second clamp, of the second sleeve;

One end of the second driven rod passes through the through hole on the second sleeve and extends into the sleeve, and the other end of the second driven rod is fixedly connected with the second clamp;

The second spring coaxially penetrates through the second driven rod and is arranged in the second sleeve, and one end of the second spring is in abutting connection with the inside of the second sleeve;

the first spring pad is coaxially arranged inside the sleeve, the first spring pad is fixedly connected with the second driven rod, and the other end of the second spring is in butt joint with the first spring pad.

Preferably, the second opposite adjusting assembly comprises a third motor, a second screw rod and a first sliding rail;

the third motor is horizontally arranged on one side of the top of the workbench, and the output shaft of the third motor faces the placing plate;

the first sliding rail is horizontally arranged on two sides of the placing plate, the direction of the first sliding rail is consistent with the direction of the output shaft of the third motor, and the first sliding rail is fixedly connected with the workbench;

The second lead screw level sets up in the middle of first slide rail, and the screw thread tooth at second lead screw both ends sets up in opposite directions, and the second lead screw passes respectively and places board, removes seat and stopper, and the second lead screw with place board and stopper coupling, second lead screw and remove seat threaded connection, the one end of second lead screw and the output shaft fixed connection of third motor.

Preferably, the top of removing the seat is equipped with the recess, and the both sides that remove seat and be close to and place board one side all are equipped with the second slide rail, are equipped with the third slider on the second slide rail, and the top of third slider is equipped with vertical second connecting rod, and the one end and the third slider fixed connection of second connecting rod, the other end and the lifter plate fixed connection of second connecting rod, the third slider extends to the recess in have the backup pad, are equipped with the fourth motor in the backup pad, and the third motor output shaft passes the slider and is connected with first anchor clamps, fourth motor and backup pad fixed connection.

Preferably, the second clamp comprises a base, a clamping block and a third screw rod;

The base is horizontally arranged on one side of the third sliding block, which is far away from the groove, a through hole for the output shaft of the third motor to extend in is formed in the base, and a groove for the clamping block to horizontally move is formed in the base;

One end of the clamping block is inserted into the groove of the base, and a through hole for the third screw rod to pass through is formed in the clamping block in the groove;

The two ends of the third screw rod penetrate through the through holes in the clamping blocks, the thread teeth at the two ends of the third screw rod are oppositely arranged, the third screw rod is in threaded connection with the clamping blocks, a square handle is arranged at one end of the third screw rod, and the middle part of the third screw rod is in shaft connection with the output shaft of the fourth motor.

Compared with the prior art, the application has the beneficial effects that:

1. Through mutually supporting of first opposite adjusting part and first anchor clamps, ensure to carry out the centre gripping to the motor shaft of waiting to process of different length and fix to realize processing the motor shaft of waiting to process of different length.

Drawings

Fig. 1 is a front view of a motor shaft tangential key groove machining apparatus.

Fig. 2 is a schematic perspective view of a tangential key groove processing device of a motor shaft.

Fig. 3 is a schematic view of a partial perspective structure of a tangential key groove processing device of a motor shaft.

Fig. 4 is an enlarged view at a in fig. 3.

Fig. 5 is a partial perspective cross-sectional view.

Fig. 6 is a perspective structural sectional view of a tangential key groove processing device of a motor shaft.

Fig. 7 is an enlarged view at B in fig. 6.

Fig. 8 is a schematic view of a second fixture mounting structure of a tangential key groove machining apparatus for a motor shaft.

The reference numerals in the figures are: 1-a workbench; 2-placing a plate; 3-a first clamp; 31-balls; 4-a second clamp; 41-a base; 42-clamping blocks; 43-a third screw rod; 431-directional handle; 5-a first phase adjustment assembly; 51-a first motor; 511-a stop; 5111-guide wheel; 52-supporting rods; 521-a first sleeve; 522-a first spring; 523-a first driven lever; 53-gear; 54-a first rack; 55-a second rack; 6-a second phase adjustment assembly; 61-limiting blocks; 62-moving the seat; 621-a second slide rail; 6211-a second connecting rod; 6212-a third slider; 622-supporting plate; 623-fourth motor; 63-a third motor; 64-a second screw rod; 65-a first slide rail; 7-lifting assembly; 71-lifting plates; 711-limit rod; 712-chute; 7121-a first slider; 7122 a second slider; 7123-a first connecting rod; 71231-a second sleeve; 71232-a second driven lever; 71233-second flicking; 71234-first spring pad; 7124-a first screw; 71241-a second motor; 72-slot milling machine; 73-first bracket.

Detailed Description

The utility model will be further described in detail with reference to the drawings and the detailed description below, in order to further understand the features and technical means of the utility model and the specific objects and functions achieved.

Referring to fig. 1 to 8, a machining device for tangential key grooves of a motor shaft comprises a workbench 1, a placing plate 2, a first clamp 3, a second clamp 4, a first opposite adjusting assembly 5, a second opposite adjusting assembly 6 and a lifting assembly 7;

The placing plate 2 is arranged at the top of the workbench 1, and a V-shaped groove for placing a motor shaft to be processed is formed in the top of the placing plate 2;

The first opposite adjusting component 5 is arranged above the workbench 1, and the working end of the first opposite adjusting component 5 is fixedly connected with the first clamp 3;

Two ends of the top of the workbench 1 are provided with limiting blocks 61 for limiting the moving distance of the second opposite adjusting assembly 6, the second opposite adjusting assembly 6 is arranged on the workbench 1, the second opposite adjusting assembly 6 comprises two moving seats 62 which can approach or separate from two ends of a motor shaft to be processed on the placing plate 2, each moving seat 62 is respectively provided with a second clamp 4 which is used for clamping the end part of the motor shaft to be processed and can rotate the motor shaft to be processed, and the second clamp 4 can be arranged on the moving seat 62 in a lifting manner;

the lifting assembly 7 is arranged on the workbench 1, the lifting assembly 7 comprises a lifting plate 71 which is positioned right above the placing plate 2 and can be lifted, and a groove milling machine 72 which can horizontally move is arranged between two second clamps 4 at the bottom of the lifting plate 71.

During operation, the two ends of the motor shaft to be processed are manually clamped and fixed by the second clamp 4, the axle center of the motor shaft to be processed can be automatically found through the special design of the shape of the second clamp 4, after the clamping is completed, the cylinder works, the cylinder drives the lifting plate 71 to push down, the lifting plate 71 drives the first clamp 3, the second clamp 4, the milling machine 72 and the first opposite adjusting component 5 to move downwards until the motor shaft to be processed moves onto the placing plate 2, after a workpiece to be processed moves onto the placing plate 2, if the milling machine 72 does not move in place, the supporting rod 52, the first connecting rod 7123 and the second connecting rod 6211 assist the milling machine 72 to move downwards through the spring arranged in the supporting rod until the milling machine 72 moves in place, the milling machine 72 starts to start after moving in place, the milling machine 72 on the lifting plate 71 can move horizontally to finish the processing of a tangential key, after the processing of the motor shaft is completed, the second clamp 4 rotates to drive the motor shaft to be processed to rotate until the motor shaft to be processed, the fact that the motor shaft to be processed does not need to be removed, the motor shaft to be processed is also matched with the first clamp 5, the lengths of the motor shaft to be processed are different, and the lengths of the motor shaft to be processed can be different, and the opposite lengths of the motor shaft to be processed can be different, and the opposite lengths can be processed, and the motor shaft to be processed can be processed.

Referring to fig. 3, the first facing adjustment assembly 5 includes a first motor 51, a gear 53, a first rack 54, and a second rack 55;

The first motor 51 is horizontally arranged above the workbench 1, an output shaft of the first motor 51 faces a motor shaft to be processed, a limiting piece 511 is arranged on the outer wall of the first motor 51, a supporting rod 52 perpendicular to the surface of the workbench 1 is arranged below the limiting piece 511, the limiting piece 511 is in abutting arrangement with one end of the supporting rod 52, and one end, away from the limiting piece 511, of the supporting rod 52 is fixedly connected with the workbench 1;

the gear 53 is coaxially arranged in front of the output shaft of the first motor 51, and the gear 53 is fixedly connected with the output shaft of the first motor 51;

The first rack 54 is horizontally arranged above the gear 53, one end of the first rack 54 is provided with a first connecting rod, one end of the first connecting rod is fixedly connected with the first rack 54, the other end of the first connecting rod is fixedly connected with the second clamp 4, and the first rack 54 is meshed with the gear 53;

The second rack 55 is horizontally arranged under the gear 53, one end of the second rack 55, which is far away from the first connecting rod, is provided with a second connecting rod, one end of the second connecting rod is fixedly connected with the second rack 55, and the other end of the second connecting rod is fixedly connected with the second clamp 4.

Before working, the gear 53 at the output end of the first motor 51 drives the first rack 54 and the second rack 55 to move, and the first rack 54 and the second rack 55 drive the first clamp 3 to move, so that the second clamp 4 can clamp motor shafts to be machined with different lengths, and the motor shafts to be machined can be machined better.

Referring to fig. 3 and 4, a through hole is formed in the center of the limiting member 511, the first rack 54 and the second rack 55 pass through the through hole of the limiting member 511, guide wheels 5111 are arranged at the contact positions of the inside of the limiting member 511 and the first rack 54 and the second rack 55, and the guide wheels 5111 are in rolling connection with the first rack 54 and the second rack 55.

During operation, the fixing piece can ensure that the first rack 54 and the second rack 55 cannot deviate when moving, and the guide wheel 5111 can enable the first rack 54 and the second rack 55 to move more stably, so that a motor shaft to be processed can be processed better.

Referring to fig. 2 and 5, the support rod 52 includes a first sleeve 521, a first spring 522, and a first driven rod 523;

The first sleeve 521 is vertically arranged at the top of the workbench 1, and one end of the first sleeve 521 is fixedly connected with the workbench 1;

The first spring 522 is provided inside the first sleeve 521, and one end of the first spring 522 is provided in contact with the inside of the first sleeve 521;

one end of the first driven rod 523 is arranged inside the first sleeve 521, one end of the first driven rod 523 is in abutting connection with the first spring 522, and the other end of the first driven rod 523 is fixedly connected with the workbench 1;

During operation, the spring in the supporting rod 52 can well buffer the descent of the first opposite adjusting component 5, and the first opposite adjusting component 5 can be enabled to run more stably.

Referring to fig. 2, the elevation assembly 7 includes a first bracket 73, a second bracket, an elevation plate 71, and an air cylinder;

The first bracket 73 and the second bracket are arranged on two sides of the workbench 1 in a mirror image mode, vertical downward limiting grooves are formed in the tops of the first bracket 73 and the second bracket, an air cylinder is arranged in the middle of the first bracket 73, the non-working end of the air cylinder is fixedly connected with the first bracket 73, the working end of the air cylinder extends upwards to the bottom of the lifting plate 71, and the working end of the air cylinder is fixedly connected with the lifting plate 71;

the cylinder is vertically arranged at the middle end of the first bracket 73, and an output shaft of the cylinder is fixedly connected with the lifting plate 71;

The four corners of lifter plate 71 bottom department all is equipped with vertical decurrent gag lever post 711, and gag lever post 711 one-to-one inserts locates in the spacing groove.

When the lifting plate 71 is driven to move downwards by the air cylinder in operation, the upper limit groove of the first bracket 73 is matched with the limit rod 711 on the lifting plate 71, so that the lifting plate 71 can be ensured not to deviate when moving up and down.

Referring to fig. 6, a chute 712 for horizontally moving the slot milling machine 72 and the second clamp 4 is further provided at the bottom of the lifting plate 71;

One end of the lifting plate 71 is provided with a second motor 71241, and an output shaft of the second motor 71241 faces the chute 712;

The chute 712 extends outwards towards one end of the second motor 71241 until penetrating the lifting plate 71, a first sliding block 7121 and two second sliding blocks 7122 are arranged in the chute 712, through holes are coaxially formed in the first sliding block 7121 and the second sliding block 7122, a first screw rod 7124 is further arranged in the chute 712, the first screw rod 7124 penetrates through the through holes in the first sliding block 7121 and the second sliding block 7122, one end, close to the interior of the chute 712, of the first screw rod 7124 is connected with the chute 712 in a shaft mode, the other end of the first screw rod 7124 extends to the output shaft of the second motor 71241 to be fixedly connected with the output shaft, the middle portion of the first screw rod 7124 is connected with the first sliding block 7121 in a threaded mode, the first sliding block 7121 is fixedly connected with the non-working end of the slot milling machine 72, a telescopic first connecting rod 7123 is arranged at the lower end of the second sliding block 7122, and a ball 31 capable of moving on the surface of a motor shaft to be processed is arranged on the contact surface of the second clamp 4.

During operation, the first screw rod 7124 inside the chute 712 is in threaded connection with the first sliding block 7121, and can drive the slot milling machine 72 to move through the second motor 71241 during operation, so that the slot milling machine 72 can process a motor shaft to be processed better.

Referring to fig. 6 and 7, the first connecting rod 7123 includes a second sleeve 71231, a second driven rod 71232, a second spring, and a first spring pad 71234;

The second sleeve 71231 is vertically arranged below the second sliding block 7122, one end of the second sleeve 71231 is fixedly connected with the second sliding block 7122, and a through hole is formed in the position, close to the axis of one end of the second clamp 4, of the second sleeve 71231;

One end of the second driven rod 71232 extends into the sleeve through the through hole on the second sleeve 71231, and the other end of the second driven rod 71232 is fixedly connected with the second clamp 4;

the second spring coaxially passes through the second driven rod 71232 and is arranged in the second sleeve 71231, and one end of the second spring is in abutting connection with the inside of the second sleeve 71231;

The first spring pad 71234 is coaxially disposed inside the sleeve, the first spring pad 71234 is fixedly connected to the second driven rod 71232, and the other end of the second spring is abutted to the first spring pad 71234.

In operation, the first connecting rod 7123 below the second slider 7122 can ensure that the lifting plate 71 is buffered when moving downwards, while avoiding the problem that the first clamp 3 has already contacted the motor shaft to be machined, but the slotting machine 72 has not yet encountered the motor shaft to be machined.

Referring to fig. 2, the second relative adjustment assembly 6 includes a third motor 63, a second screw 64, and a first slide rail 65;

The third motor 63 is horizontally arranged on one side of the top of the workbench 1, and the output shaft of the third motor 63 faces the placing plate 2;

The first slide rails 65 are horizontally arranged on two sides of the placing plate 2, the direction of the first slide rails 65 is consistent with the direction of the output shaft of the third motor 63, and the first slide rails 65 are fixedly connected with the workbench 1;

The second lead screw 64 is horizontally arranged in the middle of the first sliding rail 65, the thread teeth at two ends of the second lead screw 64 are oppositely arranged, the second lead screw 64 respectively penetrates through the placing plate 2, the moving seat 62 and the limiting block 61, the second lead screw 64 is in shaft connection with the placing plate 2 and the limiting block 61, the second lead screw 64 is in threaded connection with the moving seat 62, and one end of the second lead screw 64 is fixedly connected with an output shaft of the third motor 63.

Before working, the third motor 63 drives the second screw rod 64 to rotate in the forward and reverse directions to enable the movable seat 62 on the second screw rod 64 to approach or separate from the placing plate 2, so that motor shafts to be machined with different lengths are machined.

Referring to fig. 2 and 8, a groove is formed at the top of the movable seat 62, second slide rails 621 are respectively formed at two sides of the movable seat 62, which are close to one side of the placement plate 2, a third sliding block 6212 is arranged on the second slide rails 621, a vertical second connecting rod 6211 is arranged at the top of the third sliding block 6212, one end of the second connecting rod 6211 is fixedly connected with the third sliding block 6212, the other end of the second connecting rod 6211 is fixedly connected with the lifting plate 71, a supporting plate 622 extends into the groove from the third sliding block 6212, a fourth motor 623 is arranged on the supporting plate 622, an output shaft of the third motor 63 penetrates through the sliding block to be connected with the first clamp 3, and the fourth motor 623 is fixedly connected with the supporting plate 622.

In operation, the second sliding rail 621 on one side of the moving seat 62 can drive the third sliding block 6212 to move up and down through the second connecting rod 6211 below the lifting plate 71, and the third sliding block 6212 drives the motor shaft to be processed clamped by the second clamp 4 to move up and down, so that better processing of the motor shaft to be processed is ensured.

Referring to fig. 8, the second clamp 4 includes a base 41, a clamp block 42, and a third screw 43;

The base 41 is horizontally arranged on one side, far away from the groove, of the third sliding block 6212, a through hole into which an output shaft of the third motor 63 extends is formed in the base 41, and a groove for horizontally moving the clamping block 42 is formed in the base 41;

One end of the clamping block 42 is inserted into a groove of the base 41, and the clamping block 42 in the groove is provided with a through hole for the third screw 43 to pass through;

The through holes on the clamp block 42 are penetrated at the both ends of the third lead screw 43, the thread teeth at the both ends of the third lead screw 43 are oppositely arranged, the third lead screw 43 is in threaded connection with the clamp block 42, a square handle is arranged at one end of the third lead screw 43, and the middle part of the third lead screw 43 is in shaft connection with the output shaft of the fourth motor 623.

During operation, the staff rotates one end of the third screw rod 43 through the spanner, and the third screw rod 43 drives the clamping block 42 to horizontally move, so that clamping and loosening of a motor shaft to be processed are realized, and the motor shaft to be processed can be better processed.

The foregoing examples merely illustrate one or more embodiments of the utility model, which are described in greater detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims (10)

1. The tangential key groove machining device for the motor shaft is characterized by comprising a workbench (1), a placing plate (2), a first clamp (3), a second clamp (4), a first opposite adjusting component (5), a second opposite adjusting component (6) and a lifting component (7);

The placing plate (2) is arranged at the top of the workbench (1), and a V-shaped groove for placing a motor shaft to be processed is formed in the top of the placing plate (2);

The first opposite adjusting component (5) is arranged above the workbench (1), and the working end of the first opposite adjusting component (5) is fixedly connected with the first clamp (3);

Limiting blocks (61) used for limiting the moving distance of the second opposite adjusting assemblies (6) are arranged at the two ends of the top of the workbench (1), the second opposite adjusting assemblies (6) are arranged on the workbench (1), each second opposite adjusting assembly (6) comprises two moving seats (62) which can approach or depart from the two ends of a motor shaft to be processed on the placing plate (2), each moving seat (62) is respectively provided with a second clamp (4) used for clamping the end part of the motor shaft to be processed and rotating the motor shaft to be processed, and the second clamps (4) can be lifted and lowered and are arranged on the moving seats (62);

The lifting assembly (7) is arranged on the workbench (1), the lifting assembly (7) comprises a lifting plate (71) which is positioned right above the placing plate (2) and can lift, and a slot milling machine (72) capable of horizontally moving is arranged between two second clamps (4) at the bottom of the lifting plate (71).

2. The motor shaft tangential key way machining device according to claim 1, characterized in that the first facing adjustment assembly (5) comprises a first motor (51), a gear (53), a first rack (54) and a second rack (55);

The first motor (51) is horizontally arranged above the workbench (1), an output shaft of the first motor (51) faces to a motor shaft to be processed, a limiting piece (511) is arranged on the outer wall of the first motor (51), a supporting rod (52) perpendicular to the workbench (1) is arranged below the limiting piece (511), the limiting piece (511) is in abutting arrangement with one end of the supporting rod (52), and one end, far away from the limiting piece (511), of the supporting rod (52) is fixedly connected with the workbench (1);

The gear (53) is coaxially arranged in front of the output shaft of the first motor (51), and the gear (53) is fixedly connected with the output shaft of the first motor (51);

The first rack (54) is horizontally arranged above the gear (53), one end of the first rack (54) is provided with a first connecting rod, one end of the first connecting rod is fixedly connected with the first rack (54), the other end of the first connecting rod is fixedly connected with the second clamp (4), and the first rack (54) is meshed with the gear (53);

The second rack (55) is horizontally arranged under the gear (53), one end, away from the first connecting rod, of the second rack (55) is provided with a second connecting rod, one end of the second connecting rod is fixedly connected with the second rack (55), and the other end of the second connecting rod is fixedly connected with the second clamp (4).

3. The tangential key groove machining device for a motor shaft according to claim 2, wherein a through hole is formed in the center of the limiting piece (511), the first rack (54) and the second rack (55) penetrate through the through hole of the limiting piece (511), guide wheels (5111) are arranged at the contact positions of the inside of the limiting piece (511) and the first rack (54) and the second rack (55), and the guide wheels (5111) are in rolling connection with the first rack (54) and the second rack (55).

4. The motor shaft tangential key groove machining device according to claim 2, wherein the support bar (52) comprises a first sleeve (521), a first spring (522) and a first driven bar (523);

the first sleeve (521) is vertically arranged at the top of the workbench (1), and one end of the first sleeve (521) is fixedly connected with the workbench (1);

The first spring (522) is arranged in the first sleeve (521), and one end of the first spring (522) is in contact with the inside of the first sleeve (521);

One end of a first driven rod (523) is arranged inside the first sleeve (521), one end of the first driven rod (523) is in butt joint with the first spring (522), and the other end of the first driven rod (523) is fixedly connected with the workbench (1).

5. A tangential key way processing device for motor shaft according to claim 1, characterized in that the lifting assembly (7) comprises a first bracket (73), a second bracket, a lifting plate (71) and a cylinder;

The first support (73) and the second support are arranged on two sides of the workbench (1) in a mirror image mode, vertical downward limiting grooves are formed in the tops of the first support (73) and the second support, an air cylinder is arranged in the middle of the first support (73), the non-working end of the air cylinder is fixedly connected with the first support (73), the working end of the air cylinder extends upwards to the bottom of the lifting plate (71), and the working end of the air cylinder is fixedly connected with the lifting plate (71);

The air cylinder is vertically arranged at the middle end of the first bracket (73), and an output shaft of the air cylinder is fixedly connected with the lifting plate (71);

Four corners of the bottom of the lifting plate (71) are respectively provided with a vertical downward limiting rod (711), and the limiting rods (711) are inserted into the limiting grooves in a one-to-one correspondence manner.

6. The tangential key slot machining apparatus of motor shaft as defined in claim 5, wherein the bottom of the lifting plate (71) is further provided with a chute (712) for horizontal movement of the slot milling machine (72) and the second clamp (4);

One end of the lifting plate (71) is provided with a second motor (71241), and an output shaft of the second motor (71241) faces the chute (712);

The chute (712) outwards extends towards one end of the second motor (71241) until penetrating through the lifting plate (71), a first sliding block (7121) and two second sliding blocks (7122) are arranged in the chute (712), through holes are coaxially formed in the first sliding block (7121) and the second sliding block (7122), a first screw rod (7124) is further arranged in the chute (712), the first screw rod (7124) penetrates through the through holes in the first sliding block (7121) and the second sliding block (7122), one end of the first screw rod (7124) close to the inside of the chute (712) is connected with the chute (712) in a shaft mode, the other end of the first screw rod (7124) extends to an output shaft of the second motor (71241) to be fixedly connected with the output shaft of the second motor, the middle of the first screw rod (7124) is in threaded connection with the first sliding block (7121), the first sliding block (7121) is fixedly connected with the non-working end of the groove milling machine (72), a telescopic first connecting rod (7123) is arranged at the lower end of the second sliding block (7122), and the second clamp (4) is in contact with a surface to be processed on the motor shaft, so that the surface to be processed can move.

7. The tangential key way machining device of motor shaft of claim 6, wherein the first connecting rod (7123) comprises a second sleeve (71231), a second driven rod (71232), a second spring and a first spring pad (71234);

The second sleeve (71231) is vertically arranged below the second sliding block (7122), one end of the second sleeve (71231) is fixedly connected with the second sliding block (7122), and a through hole is formed in the position, close to the axis of one end of the second clamp (4), of the second sleeve (71231);

one end of the second driven rod (71232) passes through a through hole on the second sleeve (71231) to extend into the sleeve, and the other end of the second driven rod (71232) is fixedly connected with the second clamp (4);

The second spring coaxially passes through the second driven rod (71232) and is arranged in the second sleeve (71231), and one end of the second spring is in abutting connection with the inside of the second sleeve (71231);

The first spring pad (71234) is coaxially arranged inside the sleeve, the first spring pad (71234) is fixedly connected with the second driven rod (71232), and the other end of the second spring is in abutting connection with the first spring pad (71234).

8. A motor shaft tangential key way processing device according to claim 1, characterized in that the second relative adjustment assembly (6) comprises a third motor (63), a second screw (64), and a first slide rail (65);

The third motor (63) is horizontally arranged on one side of the top of the workbench (1), and the output shaft of the third motor (63) faces the placing plate (2);

The first sliding rails (65) are horizontally arranged on two sides of the placing plate (2), the direction of the first sliding rails (65) is consistent with the direction of the output shaft of the third motor (63), and the first sliding rails (65) are fixedly connected with the workbench (1);

The second lead screw (64) is horizontally arranged in the middle of the first sliding rail (65), thread teeth at two ends of the second lead screw (64) are oppositely arranged, the second lead screw (64) respectively penetrates through the placing plate (2), the moving seat (62) and the limiting block (61), the second lead screw (64) is in shaft connection with the placing plate (2) and the limiting block (61), the second lead screw (64) is in threaded connection with the moving seat (62), and one end of the second lead screw (64) is fixedly connected with an output shaft of the third motor (63).

9. The device for machining the tangential key groove of the motor shaft according to claim 8, wherein the groove is formed in the top of the movable seat (62), second sliding rails (621) are arranged on two sides, close to one side of the placement plate (2), of the movable seat (62), third sliding blocks (6212) are arranged on the second sliding rails (621), vertical second connecting rods (6211) are arranged on the tops of the third sliding blocks (6212), one ends of the second connecting rods (6211) are fixedly connected with the third sliding blocks (6212), the other ends of the second connecting rods (6211) are fixedly connected with lifting plates (71), supporting plates (622) extend into the grooves, fourth motors (623) are arranged on the supporting plates (622), output shafts of the third motors (63) penetrate through the sliding blocks to be connected with the first clamps (3), and the fourth motors (623) are fixedly connected with the supporting plates (622).

10. The tangential key way processing device of a motor shaft according to claim 1, characterized in that the second clamp (4) comprises a base (41), a clamping block (42) and a third screw (43);

The base (41) is horizontally arranged on one side, far away from the groove, of the third sliding block (6212), a through hole for the output shaft of the third motor (63) to extend in is formed in the base (41), and a groove for the clamping block (42) to horizontally move is formed in the base (41);

One end of the clamping block (42) is inserted into a groove of the base (41), and the clamping block (42) in the groove is provided with a through hole for a third screw rod (43) to pass through;

The two ends of the third screw rod (43) penetrate through the through holes in the clamping blocks (42), the thread teeth at the two ends of the third screw rod (43) are oppositely arranged, the third screw rod (43) is in threaded connection with the clamping blocks (42), a square handle is arranged at one end of the third screw rod (43), and the middle part of the third screw rod (43) is in shaft connection with the output shaft of the fourth motor (623).