CN111043159A - Special main shaft bearing for engraving machine, processing equipment and processing method thereof - Google Patents

Special main shaft bearing for engraving machine, processing equipment and processing method thereof Download PDF

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Publication number
CN111043159A
CN111043159A CN201911280733.4A CN201911280733A CN111043159A CN 111043159 A CN111043159 A CN 111043159A CN 201911280733 A CN201911280733 A CN 201911280733A CN 111043159 A CN111043159 A CN 111043159A
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CN
China
Prior art keywords
outer ring
telescopic column
ring
rotating rollers
inner ring
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Granted
Application number
CN201911280733.4A
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Chinese (zh)
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CN111043159B (en
Inventor
雷周亮
王新军
潘加杰
方洁平
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiaxing Leite Precision Bearing Co ltd
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Jiaxing Leite Precision Bearing Co ltd
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Application filed by Jiaxing Leite Precision Bearing Co ltd filed Critical Jiaxing Leite Precision Bearing Co ltd
Priority to CN201911280733.4A priority Critical patent/CN111043159B/en
Publication of CN111043159A publication Critical patent/CN111043159A/en
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Publication of CN111043159B publication Critical patent/CN111043159B/en
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/30—Parts of ball or roller bearings
    • F16C33/58—Raceways; Race rings
    • F16C33/581—Raceways; Race rings integral with other parts, e.g. with housings or machine elements such as shafts or gear wheels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23C—MILLING
    • B23C3/00—Milling particular work; Special milling operations; Machines therefor
    • B23C3/28—Grooving workpieces
    • B23C3/34—Milling grooves of other forms, e.g. circumferential
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B44—DECORATIVE ARTS
    • B44B—MACHINES, APPARATUS OR TOOLS FOR ARTISTIC WORK, e.g. FOR SCULPTURING, GUILLOCHING, CARVING, BRANDING, INLAYING
    • B44B1/00—Artist's machines or apparatus equipped with tools or work holders moving or able to be controlled three-dimensionally for making single sculptures or models
    • B44B1/06—Accessories
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B44—DECORATIVE ARTS
    • B44B—MACHINES, APPARATUS OR TOOLS FOR ARTISTIC WORK, e.g. FOR SCULPTURING, GUILLOCHING, CARVING, BRANDING, INLAYING
    • B44B3/00—Artist's machines or apparatus equipped with tools or work holders moving or able to be controlled substantially two- dimensionally for carving, engraving, or guilloching shallow ornamenting or markings
    • B44B3/06—Accessories, e.g. tool or work holders

Abstract

The invention discloses a special main shaft bearing for a carving machine, processing equipment and a processing method thereof, wherein the special main shaft bearing comprises an outer ring, an inner ring and balls, wherein the inner ring and the balls are arranged in the outer ring; the upper end and the lower end of the inner ring are respectively provided with second convex edges extending outwards, limiting blind holes which are symmetrical up and down are arranged between the second convex edges, the limiting blind holes are distributed on the outer side of the inner ring in an array mode, rotating rollers are arranged between the limiting blind holes, gaps are reserved between the rotating rollers, and balls are arranged between every two groups of rotating rollers; the ball bearings are arranged in the slide ways of the outer ring, so that the inner ring and the slide ways are concentric, and each group of inner ring slide ways correspond to one another one by one; and the two end parts of the inner ring are arranged between the first convex edges of the outer ring. This device is through the inner circle of the endotheca of outer lane endotheca be equipped with the multiunit, and stability when realizing the integral bearing rotation can improve engraver special main shaft bearing's antifatigue intensity, has also improved life.

Description

Special main shaft bearing for engraving machine, processing equipment and processing method thereof
Technical Field
The invention belongs to the technical field of bearing processing, and particularly relates to a spindle bearing special for a carving machine, processing equipment and a processing method thereof.
Background
With the continuous development of the present science and technology, the engraving machine is used as a drilling and milling tool, plays an important role in the fields of machining of a turning yard and the like, and with the continuous popularization of the present numerical control technology, the application of the engraving machine is extremely wide, the computer engraving machine has two types of laser engraving and mechanical engraving, and the two types of engraving machine have high power and low power. Because the application range of engravers is very wide, it is necessary to know the most suitable application range of various engravers. The small-power material is suitable for manufacturing double-color plates, building models, small-sized labels, three-dimensional artware and the like, and carving jade, metal and the like. The high-power engraving machine can be used as a small-power engraving machine. Is most suitable for large-scale cutting, embossing and carving.
Because the application of digit control machine tool on the engraver is very extensive, but engraver bearing needs work for a long time under high strength environment, and is extremely high to its precision requirement, traditional bearing generally includes outer lane and inner circle, connects the ball that is used for the rotation between inner circle and outer lane, for example chinese patent application number: application No.: 201410029548.9 discloses a bearing. The bearing rotatably supports the shaft and is held by the shaft support. The bearing includes a bearing body having an oil groove, an inlet, and an outlet. Lubricating oil is supplied to the oil sump through the inlet and is retained in the oil sump. The oil groove is formed in an inner circumferential surface of the bearing body to extend in a circumferential direction of the bearing body. The bearing body is held by an inner peripheral surface of the shaft support, wherein an outer peripheral surface of the bearing body is in contact with the inner peripheral surface of the shaft support. Through an outlet to an axial end of the bearing body to allow the lubrication oil in the oil groove to drain from the bearing body. But the inner circle and the outer lane structure of single row cause certain wearing and tearing under the environment of high strength, and the inner circle after wearing and tearing and the laminating of outer lane are not inseparable, and the dwang that sets up in the inner circle is at the rotation in-process, can be because the wearing and tearing clearance that inner circle and outer lane exist, and unstable when leading to the dwang swing and rotate has certain deviation to influence the sculpture precision of engraver.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide a spindle bearing special for an engraving machine, processing equipment and a processing method thereof, which solve the problems that in the prior art, a single-row inner ring and outer ring structure causes certain abrasion under a high-strength environment, a rotating rod penetrating through the inner ring is unstable when swinging and rotating, has certain deviation and affects the engraving precision of the engraving machine.
The purpose of the invention can be realized by the following technical scheme:
a spindle bearing special for a carving machine comprises an outer ring, an inner ring and balls, wherein the inner ring and the balls are arranged in the outer ring;
the upper end and the lower end of the inner ring are respectively provided with second convex edges extending outwards, limiting blind holes which are symmetrical up and down are arranged between the second convex edges, the limiting blind holes are distributed on the outer side of the inner ring in an array mode, rotating rollers are arranged between the limiting blind holes, gaps are reserved between the rotating rollers, the rotating rollers are rotatably connected between the limiting blind holes arranged up and down, and balls are arranged between every two groups of rotating rollers;
the ball bearings are arranged in the slideway of the outer ring, so that the inner rings are concentric with the slideway, the inner rings are arranged in parallel, each group of inner rings correspond to the slideway one by one, the inner rings are vertically attached to each other, and the inner rings rotate relative to each other;
the two end parts of the outer ring are provided with first convex edges extending inwards, and the two end parts of the inner ring are arranged between the first convex edges of the outer ring.
Furthermore, the rotating rollers comprise bulges with two end parts extending outwards, notches are formed in the outer peripheries of the rotating rollers, and balls are embedded between the notches of each two groups of rotating rollers.
Further, the diameter of the second convex edge of the inner ring extending outwards is smaller than the inner diameter of the outer ring.
The processing equipment of the spindle bearing special for the engraving machine comprises a U-shaped base, a clamping mechanism and a milling cutter mechanism, wherein the middle part of the U-shaped base is a working area, the clamping mechanism is arranged at one end part of the U-shaped base, the milling cutter mechanism is arranged at the other end part of the U-shaped base, and meanwhile, the clamping mechanism and the milling cutter mechanism are concentrically arranged;
the clamping mechanism is driven by a first driving motor arranged on one outer side of the U-shaped base and comprises a base and three groups of sliding chutes arranged on the front end face of the base, the three groups of sliding chutes are distributed on the front end face of the base in an array mode, positioning blocks are connected in the sliding chutes in a sliding mode, the upper end face where the positioning blocks are located is provided with a multi-gradient structure, the positioning blocks slide through an external PCL controller, and meanwhile the multi-gradient structure of the positioning blocks is clamped on the inner wall of the outer ring;
the milling cutter mechanism is driven by a second driving motor arranged on the other outer side of the U-shaped base and comprises a first telescopic column, a second telescopic column and a milling cutter head, the first telescopic column is fixed on the inner side wall of the U-shaped base and is concentric with the base of the clamping mechanism, the second telescopic column is arranged at the front end part of the first telescopic column, and the second telescopic column and the first telescopic column are mutually and vertically connected;
and a milling head is arranged at the front end part of the second telescopic column.
Furthermore, the front end face of the milling head is of a semi-arc structure, the front end face of the milling head is provided with an arc chute, the front end part of the milling head is provided with a water through hole, the water through hole is communicated with an external water pipe, and the semi-arc structure is used for milling a slide way of the outer ring.
A processing method of a spindle bearing processing device special for a carving machine comprises the following steps:
s1, fixing the outer ring to be processed on the clamping mechanism, driving the positioning block to slide along the sliding groove through the PCL controller, and clamping and fixing the inner wall of the outer ring through the multi-gradient structure of the positioning block;
s2, driving the first telescopic column to enable the milling head to be arranged in the outer ring, and driving the second telescopic column to enable the milling head to be attached to the inner wall of the outer ring;
and S3, cleaning fluid is introduced into the water through hole where the milling head is located, the milling head is driven to work, and the milling head axially moves for a circle along the inner wall of the outer ring to form a slide way.
Further, the cleaning solution has a density of 0.9-0.95 × 103kg/m3The oil liquid.
Further, the outer ring is firstly kept stand for 1-2 hours in an environment of-100 to-150 ℃ of liquid nitrogen during processing.
The invention has the beneficial effects that:
1. the inner ring is connected with the outer ring through the balls, a group of inner rings are correspondingly arranged on each group of the slides, the inner rings rotate mutually and are attached to each other, the inner rings rotate together in the outer ring, and excessive abrasion caused when a single inner ring rotates is reduced.
2. The outer wall of the inner ring is connected with the rotating roller in a rotating mode, the rotating roller cuts the balls apart from each other, the balls are prevented from being excessively concentrated on a certain position of the inner ring in the high-speed rotating process of the inner ring, unnecessary abrasion is caused to the outer wall of the outer ring and the outer wall of the inner ring, the fatigue resistance of the balls can be improved, the service life of the balls is prolonged, and the accuracy of the inner ring in the rotating process can be improved.
3. This device provides a special main shaft bearing processing equipment of engraver, presss from both sides tightly to the outer lane through fixture, then sets up annular slide through the milling cutter head under the mutually supporting effect of first flexible post and the flexible post of second for the slide one shot forming, the unevenness on its surface and the production of not smooth phenomenon when reducing many times shaping.
Drawings
In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic view of the overall structure of a main shaft bearing according to an embodiment of the present invention;
FIG. 2 is a schematic view of the overall structure of the outer ring according to the embodiment of the present invention;
FIG. 3 is a schematic view of the overall structure of the inner race of the embodiment of the present invention;
FIG. 4 is a schematic view of a rotating roller structure according to an embodiment of the present invention;
FIG. 5 is a schematic view showing a ball connection state according to the embodiment of the present invention;
FIG. 6 is a schematic cross-sectional structure of a main shaft bearing according to an embodiment of the present invention;
FIG. 7 is a schematic view of the overall structure of a main shaft bearing machining apparatus according to an embodiment of the present invention;
fig. 8 is a schematic structural view of a clamping mechanism of the main shaft bearing processing apparatus according to the embodiment of the present invention;
fig. 9 is a schematic front view of a main shaft bearing processing apparatus according to an embodiment of the present invention;
fig. 10 is a schematic structural view of a milling cutter mechanism according to an embodiment of the present invention.
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.
As shown in fig. 1, the invention provides a spindle bearing special for an engraving machine, which comprises an outer ring 1, an inner ring 2 arranged in the outer ring 1, and balls 3, wherein as shown in fig. 2, the outer ring 1 is of a cylindrical structure, and at least two groups of concentric slideways 11 are arranged on the inner wall of the outer ring 1, four groups of arrangements are adopted in the application, and the inner ring 2 is concentrically arranged in the slideways 11. The diameter of the second convex edge 21 of the inner ring 2 extending outwards is smaller than the inner diameter of the outer ring 1.
As shown in fig. 3, the upper and lower end portions of the inner ring 2 are respectively provided with second protruding edges 21 extending outward, and vertically symmetrical limiting blind holes 211 are arranged between the second protruding edges 21, the limiting blind holes 211 are distributed in an array manner outside the inner ring 2, and the rotating rollers 22 are arranged between the limiting blind holes 211, as shown in fig. 4, the rotating rollers 22 include protrusions 221 extending outward at both end portions, and notches 222 are arranged in the outer circumferential direction of the rotating rollers 22, so that the balls 3 are embedded between the notches 222 of each two sets of rotating rollers 22. A gap is reserved between the rotating rollers 22, the rotating rollers 22 are rotatably connected between the limiting blind holes 211 which are arranged up and down, and balls 3 are arranged between every two groups of rotating rollers 22.
As shown in fig. 5 and 6, the balls 3 are disposed in the slide way 11 of the outer ring 1, the inner ring 2 is concentric with the slide way 11, the balls 3 roll in the outer wall of the inner ring and the slide way 11 of the outer ring 1, and the balls 3 are separated from each other by the rotating roller 22, so that mutual friction between the balls 3 is reduced, and the rotating roller 22 is rotatably connected, so that an actual rotating effect of the inner ring 2 is not affected. Meanwhile, the inner rings 2 are arranged in parallel in a plurality of groups, each group of inner rings 2 corresponds to the corresponding slide way 11 one by one, the inner rings 2 are mutually attached up and down, and each group of inner rings 2 rotates mutually.
First convex edges 101 extending inwards are arranged at two end parts of the outer ring 1, and two end parts of the inner ring 2 are arranged between the first convex edges 101 of the outer ring 1.
As shown in fig. 7, a processing device for a spindle bearing dedicated for engraving machine comprises a U-shaped base 4, a clamping mechanism 5 and a milling cutter mechanism 6, wherein the middle part of the U-shaped base 4 is a working area, the clamping mechanism 5 is arranged at one end part of the U-shaped base 4, the milling cutter mechanism 6 is arranged at the other end part of the U-shaped base 4, and the clamping mechanism 5 and the milling cutter mechanism 6 are concentrically arranged;
as shown in fig. 8 and 9, the clamping mechanism 5 is driven by a first driving motor 501 arranged on one outer side of the U-shaped base 4, the clamping mechanism 5 includes a base 51 and three sets of sliding chutes 511 arranged on the front end surface of the base 51, the three sets of sliding chutes 511 are distributed on the front end surface of the base 51 in an array, positioning blocks 52 are connected in the sliding chutes 511 in a sliding manner, the upper end surface where the positioning blocks 52 are located is provided with a multi-gradient structure, the positioning blocks 52 slide by an external PCL controller, and the multi-gradient structure of the positioning blocks 52 is clamped on the inner wall of the outer ring 1;
the milling cutter mechanism 6 is driven by a second driving motor 601 arranged on the other outer side of the U-shaped base 4, the milling cutter mechanism 6 comprises a first telescopic column 61, a second telescopic column 62 and a milling head 63, the first telescopic column 61 is fixed on the inner side wall of the U-shaped base 4 and is concentric with the base 51 of the clamping mechanism 5, the second telescopic column 62 is arranged at the front end part of the first telescopic column 61, and the second telescopic column 62 is vertically connected with the first telescopic column 61;
a milling head 63 is provided at the front end of the second telescopic column 62.
As shown in fig. 10, the front end surface of the milling head 63 has a semi-arc structure, the front end surface of the milling head 63 is provided with an arc-shaped chute 631, the front end portion of the milling head 63 is provided with a water through hole 632, the water through hole 632 is communicated with an external water pipe, and the semi-arc structure is used for milling the slideway 11 of the outer ring 1. The arc-shaped chute 631 can realize that the cleaning liquid flowing out of the water through hole 632 can quickly flow on the surface of the lubricating and cooling milling head 63, and meanwhile, the chips in the process of drilling the slide 11 can be quickly discharged, so that the cutting, milling and drilling precision is prevented from being influenced.
A processing method of a spindle bearing processing device special for a carving machine comprises the following steps:
s1, standing the outer ring 1 for 1-2 hours in an environment of-100 to-150 ℃ of liquid nitrogen during processing, fixing the outer ring 1 to be processed on a clamping mechanism 5, driving a positioning block 52 to slide along a sliding groove 511 through a PCL controller, and clamping and fixing the inner wall of the outer ring 1 by a multi-gradient structure of the positioning block 52;
s2, driving the first telescopic column 61 to enable the milling head 63 to be placed in the outer ring 1, and driving the second telescopic column 62 to enable the milling head 63 to be attached to the inner wall of the outer ring 1;
and S2, cleaning fluid is introduced into the water through hole 632 where the milling head 63 is located, the milling head 63 is driven to work, and the milling head axially moves for one circle along the inner wall of the outer ring 1 to form the slide way 11.
Further, the cleaning solution has a density of 0.9-0.95 × 103kg/m3The oil prevents the milling head from generating high temperature under the high-strength working environment and is used for formingThe slide causes accuracy errors. The outer ring is clamped through the clamping mechanism, and then the annular slide way is formed on the inner wall of the outer ring through the mutual matching effect of the first telescopic column and the second telescopic column of the milling head, so that the slide way is formed at one time, and the phenomena of unevenness and unsmooth surface of the slide way during multiple times of forming are reduced.
Generally, this device is through the endocentric slide of multiunit that offers the outer lane inner wall, and be provided with the inner circle in the slide with one heart, be connected through the ball between the outer wall of inner circle and the slide in the outer lane, and every group slide correspondence sets up a set of inner circle, rotation and laminating between the inner circle, realize the rotation in the outer lane jointly to the inner circle, reduce the too much wearing and tearing when an independent inner circle rotates, lead to running through the dwang swing in the inner circle and unstable when rotating, can have certain deviation, the slide of independent setting, and the setting of live-rollers can improve the fatigue resistance of ball, the life of ball has also been improved, and make the precision of inner circle when rotating the work can improve.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.

Claims (8)

1. A spindle bearing special for a carving machine comprises an outer ring (1), an inner ring (2) arranged in the outer ring (1) and balls (3), and is characterized in that the outer ring (1) is of a cylindrical structure, at least two groups of concentric slideways (11) are arranged on the inner wall of the outer ring (1), and the inner ring (2) is concentrically arranged in each slideway (11);
the upper end and the lower end of the inner ring (2) are respectively provided with second convex edges (21) extending outwards, limiting blind holes (211) which are symmetrical up and down are arranged between the second convex edges (21), the limiting blind holes (211) are distributed on the outer side of the inner ring (2) in an array manner, rotating rollers (22) are arranged between the limiting blind holes (211), gaps are reserved between the rotating rollers (22), the rotating rollers (22) are rotatably connected between the limiting blind holes (211) arranged up and down, and balls (3) are arranged between every two groups of rotating rollers (22);
the ball bearings (3) are arranged in the slide ways (11) of the outer ring (1), so that the inner rings (2) are concentric with the slide ways (11), the inner rings (2) are arranged in parallel in multiple groups, each group of inner rings (2) corresponds to one slide way (11), the inner rings (2) are vertically attached to each other, and the inner rings (2) rotate relative to each other;
first convex edges (101) extending inwards are arranged at two end parts of the outer ring (1), and two end parts of the inner ring (2) are arranged between the first convex edges (101) of the outer ring (1).
2. The spindle shaft for the engraver as claimed in claim 1, wherein the rotating rollers (22) comprise protrusions (221) having both ends extended outward, and notches (222) are formed in the outer circumference of the rotating rollers (22), such that the balls (3) are inserted between the notches (222) of each two sets of the rotating rollers (22).
3. Spindle shaft for engraving machines according to claim 1, characterized in that the second flange (21) of the inner ring (2) extends outwards with a diameter smaller than the inner diameter of the outer ring (1).
4. The processing equipment of the spindle bearing special for the engraving machine according to any one of claims 1 to 3, comprising a U-shaped base (4), a clamping mechanism (5) and a milling cutter mechanism (6), wherein the middle part of the U-shaped base (4) is a working area, the clamping mechanism (5) is arranged at one end part of the U-shaped base (4), the milling cutter mechanism (6) is arranged at the other end part of the U-shaped base, and the clamping mechanism (5) and the milling cutter mechanism (6) are arranged concentrically;
the clamping mechanism (5) is driven by a first driving motor (501) arranged on one outer side of the U-shaped base (4), the clamping mechanism (5) comprises a base (51) and three groups of sliding chutes (511) arranged on the front end face of the base (51), the three groups of sliding chutes (511) are distributed on the front end face of the base (51) in an array manner, positioning blocks (52) are connected in the sliding chutes (511) in a sliding manner, the upper end face where the positioning blocks (52) are located is provided with a multi-gradient structure, the positioning blocks (52) slide by an external PCL controller, and meanwhile the multi-gradient structure of the positioning blocks (52) is clamped on the inner wall of the outer ring (1);
the milling cutter mechanism (6) is driven by a second driving motor (601) arranged on the other outer side of the U-shaped base (4), the milling cutter mechanism (6) comprises a first telescopic column (61), a second telescopic column (62) and a milling cutter head (63), the first telescopic column (61) is fixed on the inner side wall of the U-shaped base (4) and is concentric with the base (51) of the clamping mechanism (5), the second telescopic column (62) is arranged at the front end part of the first telescopic column (61), and the second telescopic column (62) is mutually and vertically connected with the first telescopic column (61);
the front end part of the second telescopic column (62) is provided with a milling head (63).
5. The spindle bearing machining device special for the engraving machine as claimed in claim 4, wherein the front end surface of the milling head (63) is of a semi-arc structure, an arc-shaped chute (631) is formed in the front end surface of the milling head (63), a water through hole (632) is formed in the front end portion of the milling head (63), the water through hole (632) is communicated with an external water pipe, and the semi-arc structure is used for milling away the slideway (11) of the outer ring (1).
6. The machining method of the spindle bearing machining apparatus dedicated to engravers of claim 5, characterized by comprising the steps of:
s1, fixing the outer ring (1) to be processed on the clamping mechanism (5), driving the positioning block (52) to slide along the sliding groove (511) through the PCL controller, and clamping and fixing the inner wall of the outer ring (1) through the multi-gradient structure of the positioning block (52);
s2, driving the first telescopic column (61) to enable the milling head (63) to be placed in the outer ring (1), and driving the second telescopic column (62) to enable the milling head (63) to be attached to the inner wall of the outer ring (1);
and S2, cleaning fluid is led into the water through hole (632) where the milling head (63) is located, the milling head (63) is driven to work, and the milling head axially moves for one circle along the inner wall of the outer ring (1) to form a slide way (11).
7. The processing method of the spindle bearing processing equipment special for the engraving machine as claimed in claim 6, wherein the density of the cleaning solution is 0.9-0.95 x 103kg/m3The oil liquid.
8. The processing method of the spindle bearing processing equipment special for the engraving machine as claimed in claim 6, wherein the outer ring (1) is firstly kept still for 1-2 hours in an environment of-100 to-150 ℃ of liquid nitrogen during processing.
CN201911280733.4A 2019-12-13 2019-12-13 Special main shaft bearing for engraving machine, processing equipment and processing method thereof Active CN111043159B (en)

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Application Number Priority Date Filing Date Title
CN201911280733.4A CN111043159B (en) 2019-12-13 2019-12-13 Special main shaft bearing for engraving machine, processing equipment and processing method thereof

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Application Number Priority Date Filing Date Title
CN201911280733.4A CN111043159B (en) 2019-12-13 2019-12-13 Special main shaft bearing for engraving machine, processing equipment and processing method thereof

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CN111043159B CN111043159B (en) 2021-06-11

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6474321A (en) * 1987-08-14 1989-03-20 Honeywell Inc Bearing
DE4133296A1 (en) * 1991-04-12 1993-01-28 Herter Tamara Ball bearing with self-lubrication - has rotational load impulse striking the rollers vertically for smooth running
JPH084773A (en) * 1994-06-21 1996-01-09 Ntn Corp Solid lubricating rolling bearing
CN205207422U (en) * 2015-09-15 2016-05-04 杰尚有限公司 Two -row ball bearing and contain gyro wheel of said two -row ball bearing
CN109483291A (en) * 2018-11-12 2019-03-19 安徽华旦机械制造有限公司 A kind of bearing race process units

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6474321A (en) * 1987-08-14 1989-03-20 Honeywell Inc Bearing
DE4133296A1 (en) * 1991-04-12 1993-01-28 Herter Tamara Ball bearing with self-lubrication - has rotational load impulse striking the rollers vertically for smooth running
JPH084773A (en) * 1994-06-21 1996-01-09 Ntn Corp Solid lubricating rolling bearing
CN205207422U (en) * 2015-09-15 2016-05-04 杰尚有限公司 Two -row ball bearing and contain gyro wheel of said two -row ball bearing
CN109483291A (en) * 2018-11-12 2019-03-19 安徽华旦机械制造有限公司 A kind of bearing race process units

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