CN110846484B - Reinforced grinding equipment for processing bearing inner ring raceway - Google Patents
Reinforced grinding equipment for processing bearing inner ring raceway Download PDFInfo
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- CN110846484B CN110846484B CN201911109527.7A CN201911109527A CN110846484B CN 110846484 B CN110846484 B CN 110846484B CN 201911109527 A CN201911109527 A CN 201911109527A CN 110846484 B CN110846484 B CN 110846484B
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D7/00—Modifying the physical properties of iron or steel by deformation
- C21D7/02—Modifying the physical properties of iron or steel by deformation by cold working
- C21D7/04—Modifying the physical properties of iron or steel by deformation by cold working of the surface
- C21D7/06—Modifying the physical properties of iron or steel by deformation by cold working of the surface by shot-peening or the like
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D7/00—Modifying the physical properties of iron or steel by deformation
- C21D7/02—Modifying the physical properties of iron or steel by deformation by cold working
- C21D7/04—Modifying the physical properties of iron or steel by deformation by cold working of the surface
- C21D7/08—Modifying the physical properties of iron or steel by deformation by cold working of the surface by burnishing or the like
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- Crystallography & Structural Chemistry (AREA)
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- Organic Chemistry (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses reinforced grinding equipment for machining a raceway of an inner ring of a bearing, which comprises a reinforced machining module and a circulating feeding module, wherein the reinforced machining module comprises a mixing hopper, a machining box body and a rotary clamping mechanism; the circulating feeding module comprises a high-speed spray head, a mixing and conveying pipeline and a mixing power mechanism; the hybrid power mechanism comprises a feeding pipeline, a feeding hopper, a discharging pipeline, two high-pressure pumping cylinders and a switching driving mechanism, wherein each high-pressure pumping cylinder comprises a material storage cylinder body and a pushing hydraulic cylinder, and a pushing piston of each pushing hydraulic cylinder extends into an inner cavity of the material storage cylinder body; the tail end of the material storage cylinder body extends into the feeding hopper, one ends of the feeding pipeline and the discharging pipeline are communicated with the mixing conveying pipeline, and the other ends of the feeding pipeline and the discharging pipeline extend into the feeding hopper. The reinforced grinding equipment can realize high-pressure quick conveying, has small pressure loss in the conveying process, and can effectively ensure the processing quality of the raceway of the bearing inner ring.
Description
Technical Field
The invention relates to a reinforced grinding processing device, in particular to reinforced grinding equipment for processing a raceway of an inner ring of a bearing.
Background
With the rapid development of modern industrial technologies, various industries have increasingly high requirements on the safe and reliable performance and the service life of mechanical equipment, such as automobiles, robots, internal combustion engines, ships, metallurgical machinery, coal mine machinery and the like; among them, the bearing is used as an indispensable rotating bearing body, widely applied to modern mechanical equipment, and is called as a mechanical joint by the mechanical industry. The failure of the bearing not only causes property loss, but also can cause a great deal of casualties, so that the improvement of the fatigue life of the bearing is of great significance.
A conventional strengthening grinding machine employs a direct pressurization type machining method, for example, a bearing strengthening grinding machine disclosed in application publication No. CN104942664A, which directly mixes a strengthening abrasive and a strengthening abrasive liquid by high-pressure gas and then conveys the mixture to a nozzle to machine a workpiece. Although the reinforced grinding machine can automatically complete reinforced processing and has the advantages of simple structure, convenient control and the like, the following defects still exist:
in the grinding machine, high-speed spraying is mainly carried out by means of high-pressure gas, and the grinding material is firstly sucked into the high-pressure gas by generating huge negative pressure at the grinding material placing position, so that the grinding material is sprayed to the raceway of the bearing from the spray head at high speed under the propelling of the high-pressure gas. In the process of pipeline transportation, the loss ratio of pressure of high-pressure gas is large, so that the pressure at the tail end of transportation is far smaller than the preset pressure output by the head end, a large amount of energy is wasted, and the processing effect of a bearing raceway cannot meet the preset requirement.
Disclosure of Invention
The invention aims to overcome the existing problems and provides reinforced grinding equipment for processing a raceway of a bearing inner ring, which not only can realize high-pressure and rapid conveying, but also has small pressure loss in the conveying process and can effectively ensure the processing quality of the raceway of the bearing inner ring.
The purpose of the invention is realized by the following technical scheme:
a reinforced grinding device for machining a raceway of an inner ring of a bearing comprises a reinforced machining module and a circulating feeding module, wherein the reinforced machining module comprises a mixing hopper, a machining box body and a rotary clamping mechanism, and the mixing hopper is arranged on and communicated with one side of the machining box body; the rotary clamping mechanism comprises a clamping mechanism for clamping the bearing and a rotary driving mechanism for driving the clamping mechanism to rotate;
the circular feeding module comprises a high-speed spray head, a mixing and conveying pipeline and a mixing power mechanism, wherein one end of the mixing and conveying pipeline is connected to the bottom of the processing box body, the other end of the mixing and conveying pipeline is connected with the high-speed spray head, and the high-speed spray head is arranged in the processing box body; the hybrid power mechanism is arranged at one end of the hybrid conveying pipeline close to the bottom of the processing box body; the high-pressure pumping cylinders comprise a material storage cylinder body for temporarily storing mixed abrasive and a pushing hydraulic cylinder for pushing the mixed abrasive in the material storage cylinder body out at high speed, the tail end of the material storage cylinder body extends into the feeding hopper, one end of the feeding pipeline is communicated with the mixing and conveying pipeline, and the other end of the feeding pipeline extends into the feeding hopper; one end of the discharge pipeline extends into the feeding hopper, and the other end of the discharge pipeline is communicated with the mixing and conveying pipeline; and a pushing piston of the pushing hydraulic cylinder extends into an inner cavity of the material storage cylinder body and is matched with the wall of the inner cavity of the material storage cylinder body.
The working principle of the reinforced grinding equipment is as follows:
when the device works, a bearing to be processed is clamped on the clamping mechanism, and the angle of the high-speed sprayer is adjusted to enable the nozzle of the sprayer to face the surface of the bearing raceway; putting the mixed abrasive (steel balls and abrasive powder) on a mixing hopper, and opening a switch of the mixing hopper to enable the mixed abrasive to fall to the bottom of a processing box body; and starting a mixing power mechanism, connecting a discharge pipeline with one of the high-pressure pumping cylinders, moving a pushing piston in a material storage cylinder body in the other high-pressure pumping cylinder in the opposite pushing direction, and sucking the mixed abrasive into the material storage cylinder body through a feeding pipeline. After this stock cylinder body is filled with mixed abrasive, switch actuating mechanism drive ejection of compact pipeline and this stock cylinder body intercommunication, under the drive of propelling movement pneumatic cylinder, the propelling movement piston is gone out the mixed abrasive propelling movement in this stock cylinder body fast, make mixed abrasive obtain huge kinetic energy, thereby can be at a high speed along mixing the pipeline and moving forward, and spout from high-speed shower nozzle, violently strike on the raceway of bearing, make the surface of bearing raceway obtain great residual compressive stress, be favorable to improving the mechanical properties and the life-span of bearing. Meanwhile, a feeding opening of the other material storage cylinder body is opened in the feeding hopper, a pushing piston in the material storage cylinder body moves in the opposite direction of pushing, mixed abrasive is filled into the other material storage cylinder body, and feeding preparation is made. Wherein, with the switching constantly of ejection of compact pipeline, two high-pressure pumping jars are in turn, are in turn with mixing abrasive material forward propelling movement to form highly compressed, continuous jet, constantly circulate and carry mixing abrasive material, until accomplishing intensive processing.
The invention also comprises a separation and recovery module, wherein the separation and recovery module comprises a cleaning and separation module for classifying and recovering the mixed grinding material and a drying module for drying the classified steel balls.
Preferably, the cleaning and separating module comprises a separating mechanism and a separating mechanism, the separating mechanism comprises a separating box body and a plurality of separating plates arranged in the separating box body, and the plurality of separating plates are arranged on two opposite inner walls of the separating box body in an up-and-down staggered manner; the head end of the separation plate is fixedly connected to the inner wall of the separation box body, and the tail end of the separation plate obliquely extends downwards to a position exceeding the vertical central line of the separation box body; the position of the intersection point of the tail end extension line of the upper separation plate and the inner wall of the separation box body is higher than the position of the connection point of the head end of the lower adjacent separation plate and the inner wall of the separation box body; the separation box body is arranged below the processing box body, the top of the separation box body is provided with a recovery pipeline communicated with an opening at the bottom of the processing box body and a cleaning pipeline used for introducing cleaning liquid, and the bottom of the separation box body is provided with a discharge hole; a recovery switch is arranged on the recovery pipeline;
the separation mechanism comprises a separation box body and a separation screen, the separation box body is arranged below the discharge port, and the separation screen is obliquely arranged at the top of the separation box body; wherein the mesh size of the separation screen is smaller than the size of steel balls in the mixed grinding material and larger than the size of grinding powder in the mixed grinding material. Through the structure, after accomplishing intensive processing, the mixed abrasive material (the abrasive powder adhesion is on the surface of steel ball) is whole to be collected in the bottom of processing the box, open the recovery switch of recovery pipeline, make mixed abrasive material fall to and break away from in the box, wherein, because a plurality of break away from the board down the slope set up on breaking away from two relative inner walls in the box, so mixed abrasive material can be in proper order from the relative crisscross falling of "beating" that sets up on the board that breaks away from, here "the in-process of beating", the steel ball can strike on breaking away from the board in proper order, steel ball self can constantly produce the vibration like this, thereby shake the abrasive powder of adhesion and fall. Not only here, because the position that the intersection point of the terminal extension line of the break-away plate that lies in the top and the inner wall of the break-away box is located is higher than the position that lies in the head end of the adjacent break-away plate in below and breaks away from the tie point of box inner wall, and the terminal slope of break-away plate extends down to the position that exceeds the vertical center line that breaks away from the box, can guarantee all to have enough long roll distance on every break-away plate like this, so that the steel ball can carry out abundant roll, from top to bottom, the steel ball rolls off on a plurality of break-away from the board in proper order, and in this process, the ground powder can break away from the steel ball gradually. Meanwhile, cleaning fluid is introduced into a cleaning pipeline at the top of the separation box body to clean the mixed abrasive falling from the separation box body, so that the separation of the steel balls and the abrasive powder is further accelerated; in addition, the separated grinding powder can be washed off from the separating plate and enters the separating box body through the meshes of the separating screen.
Furthermore, a baffle plate which is obliquely arranged is arranged in the separation box body.
Preferably, the drying module comprises a drying coil for introducing high-frequency current to dry the steel balls, a guide plate for guiding the steel balls to move downwards and a recovery box for collecting the steel balls, one end of the guide plate extends to a steel ball discharging end of the cleaning and separating module, and the other end of the guide plate extends into the recovery box; the drying coil is wound around the outside of the guide panel along the extending direction of the guide panel. Through above-mentioned structure, not only can dry the steel ball fast, avoid the steel ball to rust, still have advantages such as simple structure.
Further, the guide plate is made of a high temperature resistant and non-conductive material.
In a preferred embodiment of the present invention, one end of the mixing and conveying channel, which is close to the high-speed nozzle, is communicated with a high-pressure pipeline for providing high-pressure gas, and the high-pressure gas is used for auxiliary conveying, so that the movement speed of the mixed abrasive can be further accelerated.
Compared with the prior art, the invention has the following beneficial effects:
1. different from the traditional high-pressure gas conveying mode, the reinforced grinding equipment adopts a pushing mode directly acting on the mixed grinding material, namely, the mixed grinding material is directly pushed in the spraying direction by high-speed and high-pressure pushing force, so that the capacity loss in the conveying process can be reduced, and the processing quality of a raceway of a bearing inner ring can be effectively ensured.
2. In the conveying process, the mixed conveying pipeline is directly pushed forwards, so that the phenomenon of pipeline blockage can be effectively reduced.
Drawings
FIG. 1 is a schematic diagram of an intensified abrasive device for machining a raceway of an inner ring of a bearing in the invention.
Fig. 2 is a front view of the hybrid mechanism of the present invention.
Fig. 3 is a schematic perspective view of the hybrid mechanism according to the present invention.
Detailed Description
In order to make those skilled in the art understand the technical solutions of the present invention well, the following description of the present invention is provided with reference to the embodiments and the accompanying drawings, but the embodiments of the present invention are not limited thereto.
Referring to fig. 1, the reinforced grinding apparatus for processing a raceway of an inner ring of a bearing in the embodiment includes a reinforced processing module, a circulating feeding module, and a separation and recovery module, where the separation and recovery module includes a cleaning and separation module for classifying and recovering mixed abrasives and a drying module for drying classified steel balls. The reinforced processing module comprises a mixing hopper 1, a processing box body 2 and a rotary clamping mechanism, wherein the mixing hopper 1 is arranged on and communicated with one side of the processing box body 2; the rotary clamping mechanism comprises an electromagnetic centerless fixture for clamping the bearing inner ring a and a rotary driving mechanism for driving the electromagnetic centerless fixture to rotate. Specifically, the clamping manner of the electromagnetic centerless clamp in this embodiment may refer to the prior art of electromagnetic clamps, such as the related technologies of a bearing reinforced grinding machine disclosed in the invention patent with the publication number of CN 104942664B and a reinforced grinding processing method of a wheel tooth-shaped workpiece disclosed in the invention application with the publication number of CN 109176318 a. In addition, the rotary driving mechanism comprises a rotary driving motor, a transmission rod and the like, and the specific structure can refer to the technical means for realizing the rotation in the prior art.
Referring to fig. 1-3, the circulating feeding module comprises a high-speed spray head 3, a mixing and conveying pipeline 4 and a mixing power mechanism 5, one end of the mixing and conveying pipeline 4 is connected to the bottom of the processing box body 2, the other end of the mixing and conveying pipeline 4 is connected with the high-speed spray head 3, and the high-speed spray head 3 is arranged in the processing box body 2; the hybrid power mechanism 5 is arranged at one end of the hybrid conveying pipeline 4 close to the bottom of the processing box body 2; the mixing power mechanism 5 comprises a feeding pipeline 5-1, a feeding hopper 5-2, a discharging pipeline 5-3, two high-pressure pumping cylinders and a switching driving mechanism for driving the discharging pipeline 5-3 to be alternately communicated with the two high-pressure pumping cylinders, the high-pressure pumping cylinders comprise a material storage cylinder body 5-4 for temporarily storing mixed abrasive and a pushing hydraulic cylinder 5-5 for pushing the mixed abrasive in the material storage cylinder body 5-4 out at a high speed, the tail ends of the material storage cylinder bodies 5-4 extend into the feeding hopper 5-2, one end of the feeding pipeline 5-1 is communicated with the mixing and conveying pipeline 4, and the other end of the feeding pipeline 5-1 extends into the feeding hopper 5-2; one end of the discharge pipeline 5-3 extends into the feed hopper 5-2, and the other end is communicated with the mixing and conveying pipeline 4; and a pushing piston of the pushing hydraulic cylinder 5-5 extends into an inner cavity of the material storage cylinder body 5-4. Specifically, the two material storage cylinder bodies 5-4 are arranged in parallel and extend into the feeding hopper 5-2, the switching driving mechanism drives the discharging pipeline 5-3 to rotate, and the discharging ports of the two material storage cylinder bodies 5-4 are switched back and forth; the switching driving mechanism can adopt a structure which can realize automatic pipeline switching in the prior art.
Referring to fig. 1, the cleaning and separating module comprises a separating mechanism and a separating mechanism, wherein the separating mechanism comprises a separating box body 6 and a plurality of separating plates 7 which are arranged in the separating box body 6 in a downward inclined mode, and the plurality of separating plates 7 are arranged on two opposite inner walls of the separating box body 6 in a vertically staggered mode; the head end of the separation plate 7 is fixedly connected to the inner wall of the separation box body 6, and the tail end of the separation plate obliquely extends downwards to a position exceeding the vertical central line of the separation box body 6; wherein, the intersection point of the tail end extension line of the upper separation plate 7 and the inner wall of the separation box body 6 is higher than the position of the connection point of the head end of the lower adjacent separation plate 7 and the inner wall of the separation box body 6; the separation box body 6 is arranged below the processing box body 2, the top of the separation box body is provided with a recovery pipeline 8 communicated with an opening at the bottom of the processing box body 2 and a cleaning pipeline 9 used for introducing cleaning liquid, and the bottom of the separation box body is provided with a discharge hole; a recovery switch is arranged on the recovery pipeline 8; the separation mechanism comprises a separation box body 10 and a separation screen 11, the separation box body 10 is arranged below the discharge hole, and the separation screen 11 is obliquely arranged at the top of the separation box body 10; wherein, the mesh size of the separation screen 11 is smaller than the size of the steel balls in the mixed grinding material and larger than the size of the grinding powder in the mixed grinding material. Through the structure, after accomplishing intensive processing, the mixed abrasive material is whole to be collected in the bottom of processing box 2, open the recovery switch of recovery pipeline 8, make mixed abrasive material fall to and break away from in the box 6, wherein, because a plurality of break away from the board 7 down set up on two relative inner walls that break away from in the box 6 aslope, so mixed abrasive material can be in proper order from the relative crisscross falling of "beating" that sets up on breaking away from the board 7, at this "in-process of beating", the steel ball can strike on breaking away from board 7 in proper order, steel ball self can constantly produce the vibration like this, thereby shake the abrasive powder of adhesion and fall. Not only here, because the position that the intersection point of the tail end extension line of the separation plate 7 located above and the inner wall of the separation box 6 is located is higher than the position of the connection point of the head end of the separation plate 7 located below and the inner wall of the separation box 6, and the tail end of the separation plate 7 extends obliquely downwards to a position exceeding the vertical center line of the separation box 6, a sufficient rolling distance can be ensured on each separation plate 7, so that the steel balls can roll sufficiently, and from top to bottom, the steel balls roll down on a plurality of separation plates 7 in sequence, and in the process, the grinding powder can be gradually separated from the steel balls. Meanwhile, cleaning fluid is introduced into a cleaning pipeline 9 at the top of the separation box body 6 to clean the falling mixed abrasive in the separation box body 6, so that the separation of the steel balls and the abrasive powder is further accelerated; in addition, the separated ground powder can be washed from the separation plate 7 and then enter the separation box 10 through the meshes of the separation screen 11.
Further, a baffle plate which is obliquely arranged is arranged in the separation box body 10.
Referring to fig. 1, the drying module comprises a drying coil 12 for introducing high-frequency current to dry the steel balls, a guide plate 13 for guiding the steel balls to move downwards and a recovery box 14 for collecting the steel balls, wherein one end of the guide plate 13 extends to a steel ball discharging end of the cleaning and separating module, and the other end of the guide plate extends into the recovery box 14; the drying coil 12 is wound around the outside of the guide plate 13 in the extending direction of the guide plate 13. Through above-mentioned structure, not only can dry the steel ball fast, avoid the steel ball to rust, still have advantages such as simple structure. Further, the guide plate 13 is made of a high temperature resistant and electrically non-conductive material.
Referring to fig. 1, one end of the mixing and conveying channel, which is close to the high-speed nozzle 3, is communicated with a high-pressure pipeline 15 for providing high-pressure gas, and the movement speed of the mixed abrasive can be further accelerated by using the high-pressure gas for auxiliary conveying.
Referring to fig. 1 to 3, the working principle of the intensified abrasive device in this embodiment is as follows:
when the high-speed sprayer works, a bearing inner ring a to be machined is clamped on the clamping mechanism, and the angle of the high-speed sprayer 3 is adjusted to enable the nozzle of the sprayer to face the surface of a raceway of the bearing inner ring a; putting the mixed abrasive (steel balls and abrasive powder) on a mixing hopper 1, and opening a switch of the mixing hopper 1 to enable the mixed abrasive to fall to the bottom of a processing box body 2; when the mixing power mechanism 5 is started, the mixed abrasive can be firstly conveyed into the feeding hopper 5-2 through the feeding pipeline 5-1 by the additional suction mechanism, at the moment, the discharging pipeline 5-3 is communicated with one high-pressure pumping cylinder, the pushing piston in the material storage cylinder body 5-4 in the other high-pressure pumping cylinder moves in the opposite direction of pushing, and the mixed abrasive is sucked into the material storage cylinder body 5-4. When the material storage cylinder 5-4 is filled with the mixed abrasive, the switching driving mechanism drives the discharge pipeline 5-3 to be communicated with the material storage cylinder 5-4, the pushing piston rapidly pushes the mixed abrasive in the material storage cylinder 5-4 out under the driving of the pushing hydraulic cylinder 5-5, so that the mixed abrasive obtains huge kinetic energy, can move forwards along the mixed conveying pipeline 4 at a high speed and is ejected out from the high-speed nozzle 3 to violently impact on the raceway of the bearing inner ring a, the raceway surface of the bearing inner ring a obtains larger residual compressive stress, and the mechanical performance and the service life of the bearing inner ring a are favorably improved. Meanwhile, the feeding port of the other material storage cylinder 5-4 is exposed in the feeding hopper 5-2, the pushing piston in the material storage cylinder 5-4 moves in the opposite direction of pushing, and mixed abrasive is filled into the other material storage cylinder 5-4 to prepare for feeding. Wherein, with the continuous switching of ejection of compact pipeline 5-3, two high-pressure pumping jars are alternative, are in turn with mixing abrasive material forward propelling movement to form high-pressure, continuous jet flow, constantly circulate and carry mixing abrasive material, until accomplishing intensive processing.
The present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents and are included in the scope of the present invention.
Claims (7)
1. The reinforced grinding equipment for machining the raceway of the inner ring of the bearing is characterized by comprising a reinforced machining module and a circulating feeding module, wherein the reinforced machining module comprises a mixing hopper, a machining box body and a rotary clamping mechanism, and the mixing hopper is arranged on and communicated with one side of the machining box body; the rotary clamping mechanism comprises a clamping mechanism for clamping the bearing and a rotary driving mechanism for driving the clamping mechanism to rotate;
the circular feeding module comprises a high-speed spray head, a mixing and conveying pipeline and a mixing power mechanism, wherein one end of the mixing and conveying pipeline is connected to the bottom of the processing box body, the other end of the mixing and conveying pipeline is connected with the high-speed spray head, and the high-speed spray head is arranged in the processing box body; the hybrid power mechanism is arranged at one end of the hybrid conveying pipeline close to the bottom of the processing box body; the high-pressure pumping cylinders comprise a material storage cylinder body for temporarily storing mixed abrasive and a pushing hydraulic cylinder for pushing the mixed abrasive in the material storage cylinder body out at high speed, the tail end of the material storage cylinder body extends into the feeding hopper, one end of the feeding pipeline is communicated with the mixing and conveying pipeline, and the other end of the feeding pipeline extends into the feeding hopper; one end of the discharge pipeline extends into the feeding hopper, and the other end of the discharge pipeline is communicated with the mixing and conveying pipeline; and a pushing piston of the pushing hydraulic cylinder extends into an inner cavity of the material storage cylinder body and is matched with the wall of the inner cavity of the material storage cylinder body.
2. The reinforced grinding equipment for processing the inner ring raceway of the bearing as claimed in claim 1, further comprising a separation and recovery module, wherein the separation and recovery module comprises a cleaning and separation module for classifying and recovering the mixed abrasives and a drying module for drying the classified steel balls.
3. The reinforced grinding equipment for machining the bearing inner ring raceway as claimed in claim 2, wherein the cleaning and separating module comprises a disengaging mechanism and a separating mechanism, the disengaging mechanism comprises a disengaging box body and a plurality of disengaging plates arranged in the disengaging box body, and the plurality of disengaging plates are arranged on two opposite inner walls of the disengaging box body in an up-and-down staggered manner; the head end of the separation plate is fixedly connected to the inner wall of the separation box body, and the tail end of the separation plate obliquely extends downwards to a position exceeding the vertical central line of the separation box body; the position of the intersection point of the tail end extension line of the upper separation plate and the inner wall of the separation box body is higher than the position of the connection point of the head end of the lower adjacent separation plate and the inner wall of the separation box body; the separation box body is arranged below the processing box body, the top of the separation box body is provided with a recovery pipeline communicated with an opening at the bottom of the processing box body and a cleaning pipeline used for introducing cleaning liquid, and the bottom of the separation box body is provided with a discharge hole; a recovery switch is arranged on the recovery pipeline;
the separation mechanism comprises a separation box body and a separation screen, the separation box body is arranged below the discharge port, and the separation screen is obliquely arranged at the top of the separation box body; wherein the mesh size of the separation screen is smaller than the size of steel balls in the mixed grinding material and larger than the size of grinding powder in the mixed grinding material.
4. The reinforced grinding apparatus for machining a raceway of a bearing inner race of claim 3, wherein a baffle plate is disposed in the separator box in an inclined arrangement.
5. The reinforced grinding equipment for processing the raceway of the inner ring of the bearing as claimed in claim 2, wherein the drying module comprises a drying coil for passing high-frequency current to dry the steel balls, a guide plate for guiding the steel balls to move downwards and a recovery box for collecting the steel balls, one end of the guide plate extends to a steel ball discharging end of the cleaning and separating module, and the other end of the guide plate extends into the recovery box; the drying coil is wound around the outside of the guide panel along the extending direction of the guide panel.
6. The apparatus of claim 5, wherein the guide plate is made of a material that is resistant to high temperatures and electrically non-conductive.
7. The reinforced grinding equipment for machining the bearing inner ring raceway as claimed in claim 1, wherein one end of the mixing and conveying pipeline close to the high-speed spray head is communicated with a high-pressure pipeline for providing high-pressure gas.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911109527.7A CN110846484B (en) | 2019-11-12 | 2019-11-12 | Reinforced grinding equipment for processing bearing inner ring raceway |
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| CN201911109527.7A CN110846484B (en) | 2019-11-12 | 2019-11-12 | Reinforced grinding equipment for processing bearing inner ring raceway |
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| CN110846484B true CN110846484B (en) | 2021-02-02 |
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| CN113584295B (en) * | 2021-07-12 | 2022-10-18 | 广州大学 | Ultrasonic strengthening processing device for bearing outer ring raceway |
| CN113681446B (en) * | 2021-07-26 | 2022-08-02 | 广州大学 | Ultrasonic reinforced grinding processing equipment for full-automatic bearing inner ring raceway |
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| CN208895905U (en) * | 2018-11-01 | 2019-05-24 | 青岛昌佳机械有限公司 | A kind of shot-blast cleaning machine for thin plate |
| CN109176318A (en) * | 2018-11-20 | 2019-01-11 | 广州大学 | A kind of reinforcing grinding method of form of gear tooth workpiece |
| CN109897950A (en) * | 2019-03-12 | 2019-06-18 | 广州大学 | A kind of bearing reinforcing grinder of automatic continuous processing |
| CN110193768A (en) * | 2019-07-15 | 2019-09-03 | 浙江明润精密轴承有限公司 | A kind of the interior rollaway nest processing unit (plant) and its processing method of deep groove ball bearing outer ring |
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