CN214869740U

CN214869740U - Grinding machine main shaft for spring processing

Info

Publication number: CN214869740U
Application number: CN202121325195.9U
Authority: CN
Inventors: 贾安民; 张一寒
Original assignee: PRS (ANYANG) MACHINERY CO Ltd
Current assignee: PRS (ANYANG) MACHINERY CO Ltd
Priority date: 2021-06-15
Filing date: 2021-06-15
Publication date: 2021-11-26
Anticipated expiration: 2031-06-15

Abstract

The utility model discloses a grinding machine spindle for spring processing, which comprises a spindle sleeve, a locking mechanism and a noise reduction mechanism; shaft sleeve: a main shaft is placed in the main shaft, a first bearing is clamped at a transverse clamping groove at the left end of the inner side of the shaft sleeve, a second bearing is transversely clamped at a clamping groove at the middle part of the inner side of the shaft sleeve, the inner sides of inner rings of the first bearing and the second bearing are fixedly connected with an outer arc surface of the main shaft, a third bearing is arranged at a groove at the right end of the shaft sleeve, a lug at the inner side of the inner ring of the third bearing is in sliding connection with a slide way port at the right end of the outer arc surface of the main shaft, a right end cover is in threaded connection with the groove at the right end of the shaft sleeve, the left end of the right end cover is in contact with the third bearing, and the end head of the right end of the main shaft penetrates through a through hole of the right end cover and extends to the right side of the right end cover; a locking mechanism: set up in the left end of axle sleeve, this spring processing is with grinding machine main shaft, makes things convenient for personnel to install mechanical main shaft, reduces the noise that mechanical main shaft during operation produced, and the threat of noise reduction to personnel are healthy.

Description

Grinding machine main shaft for spring processing

Technical Field

The utility model relates to a mechanical spindle technical field specifically is a grinding machine main shaft is used in spring processing.

Background

The mechanical main shaft refers to a shaft on a machine tool for driving a workpiece or a cutter to rotate, and generally comprises a main shaft component, a bearing, a transmission component and the like, the machine is mainly used for supporting the transmission movement and the torque of a transmission part, and a mechanical main shaft is also needed to process the spring in the spring processing process, in order to ensure the verticality of the spring, keep the end surfaces of the two ends of the spring in contact with other parts, reduce the deflection and ensure the characteristics of parts, the two end surfaces of the spring are ground, but the general grinding machine main shaft can not eliminate the noise generated during working, the generation of the noise poses great threat to the physical health of personnel, when a worker assembles the grinding machine spindle, the operation steps are complex, so that the working time is wasted, and the machining efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a grinding machine main shaft for spring processing, make things convenient for personnel to install mechanical main shaft, the time of spending when having saved assembly mechanical main shaft reduces the noise that mechanical main shaft during operation produced, and the noise reduction threatens personnel's health, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a grinding machine spindle for spring processing comprises a spindle sleeve, a locking mechanism and a noise reduction mechanism;

shaft sleeve: a main shaft is placed in the main shaft, a first bearing is clamped at a transverse clamping groove at the left end of the inner side of the shaft sleeve, a second bearing is transversely clamped at a clamping groove at the middle part of the inner side of the shaft sleeve, the inner sides of inner rings of the first bearing and the second bearing are fixedly connected with an outer arc surface of the main shaft, a third bearing is arranged at a groove at the right end of the shaft sleeve, a lug at the inner side of the inner ring of the third bearing is in sliding connection with a slide way port at the right end of the outer arc surface of the main shaft, a right end cover is in threaded connection with the groove at the right end of the shaft sleeve, the left end of the right end cover is in contact with the third bearing, and the end head of the right end of the main shaft penetrates through a through hole of the right end cover and extends to the right side of the right end cover;

a locking mechanism: the left end of the shaft sleeve is provided with a bearing;

noise reduction mechanism: set up in the inside of axle sleeve, make things convenient for personnel to install mechanical main shaft, the time of spending when having saved assembly mechanical main shaft reduces the noise that mechanical main shaft during operation produced, and the threat of noise to personnel's health is reduced.

Furthermore, the spindle further comprises steel balls, the steel balls are connected inside the inner side sliding opening of the spindle sleeve in a sliding mode, and the inner sides of the steel balls are attached to the outer arc surface of the spindle.

Furthermore, the spindle further comprises a key groove, and the key groove is formed in the left end of the outer arc surface of the spindle.

Further, locking mechanism includes left end lid, notch, fixture block and nut, the activity cover of extrados left end of main shaft is equipped with the left end lid, and the right-hand member of left end lid is equipped with evenly distributed's fixture block, and the left end of axle sleeve is equipped with evenly distributed's notch, and the fixture block all with adjacent notch joint, left end lid and axle sleeve pass through nut fixed connection, easy to assemble.

Further, it falls mechanism of making an uproar including falling board, cushion and the vacuum cavity of making an uproar, the inside left end of axle sleeve is seted up to the vacuum cavity, and the vacuum cavity inboard is equipped with evenly distributed's the board of making an uproar of falling, falls the outside of the board of making an uproar and all keeps away from one side fixed connection of axle sleeve the central axis with the vacuum cavity, and adjacent two fall and all be equipped with the cushion between the board of making an uproar, realize making an uproar high-efficiently.

Further, still include the oil storage tank, the inside right-hand member of axle sleeve is seted up to the oil storage tank, and the bottom of oil storage tank is seted up with the communicating oil outlet of axle sleeve inboard, conveniently lubricates the device.

Furthermore, the sliding rail device further comprises sliding rail openings, wherein the sliding rail openings are respectively arranged on the front side and the rear side of the outer arc surface of the shaft sleeve.

Compared with the prior art, the beneficial effects of the utility model are that: this grinding machine main shaft for spring processing has following benefit:

1. the main shaft is placed inside the shaft sleeve, at the moment, the first bearing is placed inside an opening at the left end of the inner side of the shaft sleeve, the second bearing is placed in the middle of the inner side of the shaft sleeve, a convex block at the inner side of an inner ring of the third bearing is in sliding connection with a slide port at the right end of the main shaft, at the moment, a person screws a right end cover to tightly push the third bearing, the person sleeves the left end of the main shaft with the left end cover, a clamping block corresponds to the position of the notch and pushes the left end cover rightwards, the clamping block is clamped with the notch, then the person rotates the left end cover, the convex block arranged on the outer side of the clamping block slides into an inner sliding groove of the notch, at the moment, the person fixes the left end cover and the shaft sleeve through a nut, the installation of the mechanical main shaft is completed, the sliding port is connected with external fixing equipment, the shaft sleeve is fixed, the mechanical main shaft is convenient for the person to install, and the time spent in assembling the mechanical main shaft is saved.

2. The sound wave that the main shaft produced when the axle sleeve is inside to be moved can be absorbed and conduct for the cushion by falling the board dispersion of making an uproar, and the cushion cuts down the sound wave that the main shaft produced when the axle sleeve is inside to work, and the vacuum cavity also can finely weaken the noise, realizes falling the noise to mechanical main shaft, reduces the noise that the during operation produced, and the threat of noise to personnel health is reduced.

Drawings

FIG. 1 is a schematic plan sectional view of the present invention;

fig. 2 is a schematic structural view of the noise reduction mechanism of the present invention;

fig. 3 is an enlarged schematic view of the a position of the present invention.

In the figure: the device comprises a shaft sleeve 1, a first bearing 2, a second bearing 3, a third bearing 4, a main shaft 5, a right end cover 6, a locking mechanism 7, a left end cover 71, a notch 72, a fixture block 73, a nut 74, a noise reduction mechanism 8, a noise reduction plate 81, a soft cushion 82, a vacuum cavity 83, an oil storage tank 9, a steel ball 10, a key groove 11 and a slideway port 12.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present embodiment provides a technical solution: a grinding machine spindle for spring processing comprises a spindle sleeve 1, a locking mechanism 7 and a noise reduction mechanism 8;

shaft sleeve 1: a main shaft 5 is placed in the main shaft sleeve, a first bearing 2 is clamped at a transverse clamping groove at the left end of the inner side of the shaft sleeve 1, a second bearing 3 is transversely clamped at a clamping groove at the middle part of the inner side of the shaft sleeve 1, the first bearing 2 and the second bearing 3 are transversely clamped and arranged, the main shaft 5 is not shaken and autorotated during rotation, and is convenient for subsequent transverse pulling, the inner sides of inner rings of the first bearing 2 and the second bearing 3 are fixedly connected with an outer arc surface of the main shaft 5, a third bearing 4 is arranged at a groove at the right end of the shaft sleeve 1, a lug at the inner side of the inner ring of the third bearing 4 is in sliding connection with a sliding port at the right end of the outer arc surface of the main shaft 5, a right end cover 6 is in threaded connection with the groove at the right end of the shaft sleeve 1, the left end of the right end cover 6 is in contact with the third bearing 4, the end head of the right end of the main shaft 5 passes through a through hole of the right end cover 6 and extends to the right side of the right end cover 6, the main shaft 5 is placed in the shaft sleeve 1, at the moment, the first bearing 2 is placed in an opening at the left end of the inner side of the shaft sleeve 1, the second bearing 3 is placed in the middle of the inner side of the shaft sleeve 1, a convex block on the inner side of an inner ring of the third bearing 4 is in sliding connection with a slide way port at the right end of the main shaft 5, at the moment, a person screws the right end cover 6 tightly to push the third bearing 4, and the right end cover 6 supports the main shaft 5;

the locking mechanism 7: the locking mechanism 7 comprises a left end cover 71, notches 72, fixture blocks 73 and nuts 74, the left end of the outer arc surface of the spindle 5 is movably sleeved with the left end cover 71, the right end of the left end cover 71 is provided with the fixture blocks 73 which are uniformly distributed, the left end of the spindle sleeve 1 is provided with the notches 72 which are uniformly distributed, the fixture blocks 73 are clamped with the adjacent notches 72, the left end cover 71 and the spindle sleeve 1 are fixedly connected through the nuts 74, at the moment, a person sleeves the left end cover 71 on the left end of the spindle 5, corresponds the fixture blocks 73 to the notches 72 and pushes the left end cover 71 rightwards, the fixture blocks 73 are clamped with the notches 72, then the person rotates the left end cover 71, a bump arranged on the outer side of the fixture blocks 73 slides into an inner sliding groove of the notches 72, at the moment, the person fixes the left end cover 71 and the spindle sleeve 1 through the nuts 74, and completes the installation of the mechanical spindle;

and a noise reduction mechanism 8: set up in the inside of axle sleeve 1, the mechanism 8 of making an uproar falls including falling the board 81 of making an uproar, cushion 82 and vacuum cavity 83, the inside left end of axle sleeve 1 is seted up to vacuum cavity 83, the inboard board 81 of making an uproar that falls that is equipped with evenly distributed of vacuum cavity 83, fall the outside of board 81 of making an uproar and all keep away from axle sleeve 1 the central axis with vacuum cavity 83 one side fixed connection, all be equipped with cushion 82 between two adjacent boards 81 of making an uproar fall, the sound wave that main shaft 5 produced when inside operation of axle sleeve 1 can be dispersed by the board 81 of making an uproar and absorbed and conduct for cushion 82 of making an uproar falls, the sound wave that main shaft 5 produced when inside operation of axle sleeve 1 is cut down to vacuum cavity 83 and cushion 82, realize falling the noise of machinery main shaft, reduce the noise that the during operation produced, reduce the threat of noise to personnel's healthy.

Wherein: still include oil storage tank 9, oil storage tank 9 sets up in the inside right-hand member of axle sleeve 1, and the bottom of oil storage tank 9 is seted up with the communicating oil outlet in axle sleeve 1 inboard, and personnel can carry lubricating oil to the inside of oil storage tank 9, and the inside lubricating oil of oil storage tank 9 can be lubricated main shaft 5 through the inside of the slow inflow axle sleeve 1 of oil outlet that the oil storage tank 9 inboard was seted up, need not personnel to maintain again after dismantling mechanical main shaft.

Wherein: the spindle is characterized by further comprising steel balls 10, the steel balls 10 are connected inside the inner side sliding opening of the spindle sleeve 1 in a sliding mode, the inner sides of the steel balls 10 are attached to the outer arc surface of the spindle 5, the steel balls 10 slide and rotate inside the inner side sliding opening of the spindle sleeve 1, and the steel balls 10 can effectively reduce friction between the spindle 5 and the spindle sleeve 1 and ensure stability of the spindle 5 in operation due to the fact that the inner sides of the steel balls 10 and the outer arc surface of the spindle 5 are in an attached state.

Wherein: still include keyway 11, keyway 11 sets up in the extrados left end of main shaft 5, and keyway 11 and the key piece cooperation installation of outside transmission equipment improve the rotation efficiency of mechanical main shaft during operation.

Wherein: still include slide gate port 12, slide gate port 12 sets up both sides around the extrados of axle sleeve 1 respectively, and personnel will slide gate port 12 and external fixation equipment be connected, fix axle sleeve 1.

The utility model provides a pair of grinding machine main shaft for spring processing's theory of operation as follows: the main shaft 5 is placed in the shaft sleeve 1, the first bearing 2 is placed in the opening at the left end of the inner side of the shaft sleeve 1, the second bearing 3 is placed in the middle of the inner side of the shaft sleeve 1, the convex block at the inner side of the inner ring of the third bearing 4 is in sliding connection with the slideway port at the right end of the main shaft 5, at the moment, a person screws the right end cover 6 to tightly prop the third bearing 4, the right end cover 6 supports the main shaft 5, at the moment, the person sleeves the left end cover 71 on the left end of the main shaft 5, the clamping block 73 corresponds to the notch 72 and pushes the left end cover 71 rightwards, the clamping block 73 is clamped with the notch 72, then the person rotates the left end cover 71, the convex block arranged at the outer side of the clamping block 73 slides into the inner chute of the notch 72, at the moment, the person fixes the left end cover 71 and the shaft sleeve 1 through the nut 74 to complete the installation of the mechanical main shaft, the sliding port 12 is connected with an external fixing device to fix the shaft sleeve 1, the key groove 11 is matched with a key block of external transmission equipment, the rotating efficiency of the mechanical main shaft during working is improved, the steel ball 10 slides and rotates in the inner sliding opening of the shaft sleeve 1, because the inner side of the steel ball 10 is in a fit state with the outer arc surface of the main shaft 5, the steel ball 10 can effectively reduce the friction between the main shaft 5 and the shaft sleeve 1 and ensure the stability of the main shaft 5 during running, the sound wave generated when the main shaft 5 runs in the shaft sleeve 1 can be scattered and absorbed by the noise reduction plate 81 and is transmitted to the soft cushion 82, the soft cushion 82 reduces the sound wave generated when the main shaft 5 works in the shaft sleeve 1, the noise reduction of the mechanical main shaft is realized, the noise generated during working is reduced, the threat of the noise to the health of personnel is reduced, the personnel can convey lubricating oil to the inside of the oil storage tank 9, the lubricating oil in the oil storage tank 9 can slowly flow into the shaft sleeve 1 through an oil outlet hole formed in the inner side of the oil storage tank 9, the main shaft 5 is lubricated, so that the mechanical main shaft is not required to be dismounted by personnel and then maintained, and the practicability is improved.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. The utility model provides a spring processing is with grinding machine main shaft which characterized in that: comprises a shaft sleeve (1), a locking mechanism (7) and a noise reduction mechanism (8);

shaft sleeve (1): a main shaft (5) is placed in the main shaft sleeve, a first bearing (2) is clamped at a transverse clamping groove at the left end of the inner side of the shaft sleeve (1), a second bearing (3) is transversely clamped at a clamping groove at the middle of the inner side of the shaft sleeve (1), the inner sides of inner rings of the first bearing (2) and the second bearing (3) are fixedly connected with the outer arc surface of the main shaft (5), a third bearing (4) is arranged at a groove at the right end of the shaft sleeve (1), a convex block at the inner side of the inner ring of the third bearing (4) is slidably connected with a slide port at the right end of the outer arc surface of the main shaft (5), a right end cover (6) is in threaded connection with the groove at the right end of the shaft sleeve (1), the left end of the right end cover (6) is in contact with the third bearing (4), and the end head of the right end of the main shaft (5) penetrates through a through hole of the right end cover (6) and extends to the right side of the right end cover (6);

locking mechanism (7): is arranged at the left end of the shaft sleeve (1);

noise reduction mechanism (8): is arranged inside the shaft sleeve (1).

2. A grinding machine spindle for spring working according to claim 1, characterized in that: the spindle is characterized by further comprising steel balls (10), wherein the steel balls (10) are connected inside the inner side sliding opening of the spindle sleeve (1) in a sliding mode, and the inner sides of the steel balls (10) are attached to the outer arc surface of the spindle (5).

3. A grinding machine spindle for spring working according to claim 1, characterized in that: the spindle further comprises a key groove (11), and the key groove (11) is formed in the left end of the outer arc surface of the spindle (5).

4. A grinding machine spindle for spring working according to claim 1, characterized in that: locking mechanism (7) are including left end lid (71), notch (72), fixture block (73) and nut (74), the activity cover of extrados left end of main shaft (5) is equipped with left end lid (71), and the right-hand member of left end lid (71) is equipped with evenly distributed's fixture block (73), and the left end of axle sleeve (1) is equipped with evenly distributed's notch (72), and fixture block (73) all with adjacent notch (72) joint, left end lid (71) and axle sleeve (1) pass through nut (74) fixed connection.

5. A grinding machine spindle for spring working according to claim 1, characterized in that: make an uproar mechanism (8) fall including falling board (81), cushion (82) and vacuum cavity (83) of making an uproar, the inside left end of axle sleeve (1) is seted up in vacuum cavity (83), and vacuum cavity (83) inboard is equipped with evenly distributed's the board (81) of making an uproar that fall, falls the outside of board (81) of making an uproar and all keeps away from one side fixed connection of axle sleeve (1) the central axis with vacuum cavity (83), all is equipped with cushion (82) between two adjacent board (81) of making an uproar fall.

6. A grinding machine spindle for spring working according to claim 1, characterized in that: still include oil storage tank (9), the inside right-hand member of axle sleeve (1) is seted up in oil storage tank (9), and the communicating oil outlet hole with axle sleeve (1) inboard is seted up to the bottom of oil storage tank (9).

7. A grinding machine spindle for spring working according to claim 1, characterized in that: the sliding rail is characterized by further comprising sliding rail openings (12), wherein the sliding rail openings (12) are respectively formed in the front side and the rear side of the outer arc surface of the shaft sleeve (1).