CN111730499A

CN111730499A - Bearing grinding machine main shaft with fine adjustment single point

Info

Publication number: CN111730499A
Application number: CN202010538382.9A
Authority: CN
Inventors: 莫锋
Original assignee: Nantong Baiwei Seiko Equipment Co ltd
Current assignee: Nantong Baiwei Seiko Equipment Co ltd
Priority date: 2020-06-12
Filing date: 2020-06-12
Publication date: 2020-10-02

Abstract

The invention provides a bearing grinding machine spindle with a fine adjustment single-point finishing function, and relates to the technical field of bearings. This main shaft is maintained to bearing grinding machine area fine setting single-point, including the installation axle bed, driving pulley is installed at the top of top end cover, a set of first location bearing and second location bearing are equallyd divide with the bottom at installation axle bed center and are installed respectively, and are two sets of the transmission shaft is installed at the center of first location bearing and second location bearing, buddha's warrior attendant pen chuck is installed to the bottom of installation axle bed, the spring leaf corresponding with buddha's warrior attendant pen chuck is all installed to the bottom at both ends around the installation axle bed outer wall, buddha's warrior attendant pen body is installed at the center of budd. Four sets of precision bearings of end cover pre-compaction, again with the inseparable cooperation of junk ring under, make the spring leaf open or contract through the fine setting knob and realize the left and right fine motion of buddha's warrior attendant pen, the fine setting precision reaches 1um to guaranteed the processingquality of processing progress and product, made its work efficiency improve greatly, be worth wideling popularize.

Description

Bearing grinding machine main shaft with fine adjustment single point

Technical Field

The invention relates to the technical field of bearings, in particular to a bearing grinding machine spindle with fine adjustment and single-point finishing.

Background

The bearing is an important part in the present generation mechanical equipment, its main function is to support the mechanical rotating body, reduce the friction coefficient in its motion process and ensure its rotation precision, according to the difference of friction properties of moving elements, the bearing can be divided into two categories of rolling bearing and sliding bearing, in which the rolling bearing is standardized and serialized, but its radial size, vibration and noise are larger and its price is higher than that of sliding bearing, the rolling bearing is generally composed of four portions of outer ring, inner ring, rolling body and retainer, according to the shape of rolling body, the rolling bearing is divided into two categories of ball bearing and roller bearing, when other parts produce relative motion on the shaft, the rolling bearing is a part which is a kind of heavy component in the present generation mechanical equipment and is used for reducing the friction coefficient in the power transmission process and keeping the central position of the shaft fixed, in the mechanical product, the bearing belongs to a high-precision product, not only needs comprehensive support of various subject theories such as mathematics, physics and the like, but also needs various subjects such as material science, heat treatment technology, precision machining and measuring technology, numerical control technology, effective numerical method, powerful computer technology and the like to serve, so that the bearing is a product representing the national technological strength.

The single-point grinding wheel finishing main shaft is a grinding shaft for processing a grinding wheel, but the conventional single-point grinding wheel finishing main shaft has the defects of unreasonable internal design, low rotation precision, large vibration and unstable transmission, so that the roughness of a ground product is large, and the service life of a bearing is influenced.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a bearing grinding machine belt fine adjustment single-point finishing main shaft, and solves the problem that the service life of a bearing is influenced due to large roughness of a ground product caused by unreasonable internal design, low rotation precision, large vibration and unstable transmission of the conventional single-point grinding wheel finishing main shaft.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: main shaft is maintained to bearing grinding machine area fine setting single-point, including the installation axle bed, the top fixedly connected with top end cover of installation axle bed, driving pulley is installed at the top of top end cover, a set of first location bearing and second location bearing are equallyd divide with the bottom at installation axle bed center, and are two sets of the transmission shaft is installed at first location bearing and second location bearing's center, buddha's warrior attendant pen chuck is installed to the bottom of installation axle bed, the spring leaf corresponding with buddha's warrior attendant pen chuck is all installed to the bottom at both ends around the installation axle bed outer wall, buddha's warrior attendant pen body is installed at the center of buddha.

Preferably, the top end cover is fixedly connected with the mounting shaft seat through a plurality of fixing screws.

Preferably, the top of the transmission belt pulley is provided with a fine adjustment knob.

Preferably, every group the quantity of first location bearing and second location bearing is two, and two sets of the central axis of first location bearing and second location bearing all is located same straight line.

Preferably, two sets of the first positioning bearings and the second positioning bearings are arranged in a symmetrical structure.

Preferably, the center of the inner wall of the mounting shaft seat is provided with a bush corresponding to the transmission shaft.

Preferably, two sets of first location bearing and second location bearing and bush all are through interference fit and the mutual block of inner wall of installation axle bed.

Preferably, the diamond pen body is installed in a horizontal structure, and the diamond pen body and the diamond pen chuck are arranged in a mutually perpendicular structure.

The working principle is as follows: the bearing grinding machine main shaft with the fine adjustment single point can realize the accurate positioning and transmission of a transmission shaft 7 by the mutual matching of a bush 8 and two groups of first positioning bearings 5 and second positioning bearings 6, the central axes of the two groups of first positioning bearings 5 and second positioning bearings 6 are positioned on the same straight line, thereby ensuring the positioning precision of the transmission shaft 7, a motor drives a transmission belt pulley 3 to rotate, the transmission belt pulley 3 can drive the transmission shaft 7 to stably transmit, thereby the axial and radial runout of the assembled diamond roller wheel reaches 1um, the repaired grinding wheel particles are finer, the roughness of a processed bearing ring is better, a fine adjustment knob 4 is arranged at the top of the transmission belt pulley 3, the spring piece 10 can be opened or contracted by rotating the fine adjustment knob 4 to realize the left and right fine adjustment of the diamond pen, the fine adjustment precision reaches 1um, thereby ensuring the processing progress and the processing quality of the product.

(III) advantageous effects

The invention provides a bearing grinding machine spindle with a fine-adjustment single-point finishing function. The method has the following beneficial effects:

1. this main shaft is maintained to bearing grinding machine area fine setting single-point, drive driving pulley through the motor, the transmission is steady, and the axial and the runout of the good back buddha's warrior attendant gyro wheel of equipment reach 1um, and the emery wheel granule of repairing out is more exquisite, and the roughness of processing bearing ring is better, and driving pulley's boss design has fine grease proofing effect, and the life that makes the bearing is longer.

2. This main shaft is maintained to bearing grinding machine area fine setting single-point, at four sets of precision bearings of end cover pre-compaction, again with the inseparable cooperation of junk ring under, make the spring leaf open or contract tightly through the fine setting knob and realize the left and right fine motion of buddha's warrior attendant pen, the fine setting precision reaches 1um to the processingquality of processing progress and product has been guaranteed, thereby make its work efficiency improve greatly, be worth wideling popularize.

Drawings

FIG. 1 is a front view structural diagram of the present invention;

fig. 2 is a side view of the present invention.

Wherein, 1, installing a shaft seat; 2. a top end cap; 3. a drive pulley; 4. finely adjusting a knob; 5. a first positioning bearing; 6. a second positioning bearing; 7. a drive shaft; 8. a bushing; 9. a diamond pen chuck; 10. a spring plate; 11. the diamond pen body.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b):

as shown in fig. 1-2, an embodiment of the invention provides a bearing grinding machine belt fine-tuning single-point trimming spindle, which includes an installation shaft seat 1, a top end cover 2 is fixedly connected to the top end of the installation shaft seat 1, a driving pulley 3 is installed at the top of the top end cover 2, a set of first positioning bearing 5 and a set of second positioning bearing 6 are respectively installed at the top and the bottom of the center of the installation shaft seat 1, a transmission shaft 7 is installed at the center of the two sets of first positioning bearing 5 and the second positioning bearing 6, a diamond pen chuck 9 is installed at the bottom end of the installation shaft seat 1, spring pieces 10 corresponding to the diamond pen chuck 9 are installed at the bottoms of the front and rear ends of the outer wall of the installation shaft seat 1, and a diamond.

The top end cover 2 is fixedly connected with the mounting shaft seat 1 through a plurality of fixing screws, and can play a role in fixing and be conveniently disassembled and assembled at the same time through the fixing connection of the plurality of fixing screws.

Fine setting knob 4 is installed at the top of drive pulley 3, can open or contract the left and right fine motion that realizes the buddha's warrior attendant pen to spring leaf 10 through rotatory fine setting knob 4, and the fine setting precision reaches 1um to the processingquality of processing progress and product has been guaranteed.

Every first positioning bearing 5 of group and second positioning bearing 6's quantity is two, and two sets of first positioning bearing 5 and second positioning bearing 6's the central axis all is located same straight line, thereby guaranteed the positioning accuracy to transmission shaft 7, drive driving pulley 3 through the motor and rotate, driving pulley 3 will drive transmission shaft 7 and carry out steady transmission, thereby make the axial and the runout of well assembled back buddha's warrior attendant gyro wheel reach 1um, the emery wheel granule of repairing out is more exquisite, the roughness of processing bearing ring is better.

Two sets of first positioning bearings 5 and second positioning bearings 6 are arranged in a symmetrical structure.

The bush 8 corresponding to the transmission shaft 7 is installed at the center of the inner wall of the installation shaft seat 1, and the accurate positioning and transmission of the transmission shaft 7 can be realized through the mutual matching of the bush 8 and the two groups of the first positioning bearings 5 and the second positioning bearings 6.

Two sets of first location bearing 5 and second location bearing 6 and bush 8 are all through interference fit and the mutual block of inner wall of installation axle bed 1, through adopting the mutual block of inner wall of full-blown cooperation and installation axle bed 1, both easy to assemble have also guaranteed the fastness and the stability of connecting simultaneously.

The diamond pen body 11 is installed in a horizontal structure, and the diamond pen body 11 and the diamond pen chuck 9 are arranged in a mutually perpendicular structure.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Bearing grinding machine area fine setting single-point repaiies main shaft, including installation axle bed (1), its characterized in that: the top fixedly connected with top end cover (2) of installation axle bed (1), driving pulley (3) are installed at the top of top end cover (2), install a set of first location bearing (5) and second location bearing (6), two sets of are equallyd divide with the bottom at the top at installation axle bed (1) center transmission shaft (7) are installed at the center of first location bearing (5) and second location bearing (6), buddha's warrior attendant pen chuck (9) is installed to the bottom of installation axle bed (1), spring leaf (10) corresponding with buddha's warrior attendant pen chuck (9) are all installed to the bottom at both ends around installation axle bed (1) outer wall, buddha's warrior attendant pen body (11) are installed at the center of buddha's warrior attendant pen chuck.

2. The bearing grinder belt trim single point dressing spindle of claim 1, wherein: the top end cover (2) is fixedly connected with the mounting shaft seat (1) through a plurality of fixing screws.

3. The bearing grinder belt trim single point dressing spindle of claim 1, wherein: and a fine adjustment knob (4) is arranged at the top of the transmission belt pulley (3).

4. The bearing grinder belt trim single point dressing spindle of claim 1, wherein: every group the quantity of first location bearing (5) and second location bearing (6) is two, and two sets of the central axis of first location bearing (5) and second location bearing (6) all is located same straight line.

5. The bearing grinder belt trim single point dressing spindle of claim 1, wherein: and the two groups of first positioning bearings (5) and second positioning bearings (6) are arranged in a symmetrical structure.

6. The bearing grinder belt trim single point dressing spindle of claim 1, wherein: and a bush (8) corresponding to the transmission shaft (7) is arranged at the center of the inner wall of the mounting shaft seat (1).

7. The bearing grinder belt trim single point dressing spindle of claim 1 or 6, wherein: two sets of first location bearing (5) and second location bearing (6) and bush (8) all are through interference fit and the mutual block of inner wall of installation axle bed (1).

8. The bearing grinder belt trim single point dressing spindle of claim 1, wherein: the diamond pen is characterized in that the diamond pen body (11) is installed in a horizontal structure, and the diamond pen body (11) and the diamond pen chuck (9) are arranged in a mutually perpendicular structure.