CN113681440B - Hydraulic polishing equipment for processing cylindrical workpiece - Google Patents
Hydraulic polishing equipment for processing cylindrical workpiece Download PDFInfo
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- CN113681440B CN113681440B CN202111122462.7A CN202111122462A CN113681440B CN 113681440 B CN113681440 B CN 113681440B CN 202111122462 A CN202111122462 A CN 202111122462A CN 113681440 B CN113681440 B CN 113681440B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B29/00—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents
- B24B29/02—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents designed for particular workpieces
- B24B29/04—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents designed for particular workpieces for rotationally symmetrical workpieces, e.g. ball-, cylinder- or cone-shaped workpieces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B57/00—Devices for feeding, applying, grading or recovering grinding, polishing or lapping agents
- B24B57/02—Devices for feeding, applying, grading or recovering grinding, polishing or lapping agents for feeding of fluid, sprayed, pulverised, or liquefied grinding, polishing or lapping agents
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
The invention relates to the field of polishing equipment, and discloses hydraulic pressure polishing equipment for processing a cylindrical workpiece, which comprises a polishing solution box, a telescopic device for driving a first rotating device to move, a first rotating device for driving a polishing head to rotate, a polishing head, a second rotating device for driving the workpiece to rotate and a workpiece fixing seat, wherein the polishing head is connected with the rotating end of the first rotating device and is positioned above the second rotating device; a plurality of liquid flow ports are formed on the side wall of the polishing head. Through above-mentioned technical scheme's setting, can accelerate the relative motion between rubbing head and the work piece to form stable liquid film, circulation that liquid circulation mouth can guarantee the polishing solution avoids the piece to pile up in the rubbing head, improves polishing effect.
Description
Technical Field
The invention relates to the field of polishing equipment, in particular to hydraulic polishing equipment for machining a cylindrical workpiece.
Background
With the development of optics, microelectronics and related technologies, the requirements for the surface quality of required materials are higher and higher, and the ultra-smooth surface processing technology is developed and the main characteristics of ultra-smooth surfaces are emphasized, including: extremely small surface roughness; surface layer and subsurface layer damage as small as possible, and the crystal surface has a complete crystal structure; minimal surface residual stress.
Polishing is used as a main final processing means for ultra-smooth surface processing because of the characteristics of small material removal amount, high processing precision and the like. The existing polishing methods applied to ultra-smooth surface processing mainly comprise direct contact polishing, quasi-contact polishing and non-contact polishing. As one of non-contact polishing, in the fluid polishing technology, a polishing tool is not in contact with a workpiece in the processing process, but the fluid drives abrasive particles to impact the surface of the workpiece to remove materials, so that the damage to the surface and the subsurface layer of the material is effectively avoided, and the fluid polishing technology can be used for polishing functional crystal materials (emphasizing the crystal integrity and the physical properties) and polishing optical parts (emphasizing the surface roughness and the shape precision).
At present, hydraulic suspension polishing is developed at home and abroad aiming at different processing objects. However, the hydrodynamic and hydrodynamic suspension polishing technique is only used for plane polishing and is not applied to a workpiece having an arc-shaped surface, one of which is that it is difficult to form a stable liquid film on the workpiece having the arc-shaped surface, and the other of which is that the arc-shaped surface has a larger surface area than the plane and it is difficult to provide a sufficient flow of polishing liquid.
Disclosure of Invention
The invention aims to provide hydraulic pressure polishing equipment for processing a cylindrical workpiece, which can solve the problem that hydraulic pressure suspension polishing in the prior art cannot be applied to workpieces with arc surfaces.
In order to achieve the above purpose, the present invention provides a hydraulic polishing apparatus for processing a cylindrical workpiece, including a polishing solution tank, a telescopic device for driving a first rotating device to move, a first rotating device for driving a polishing head to rotate, a polishing head, a second rotating device for driving a workpiece to rotate, and a workpiece fixing seat, wherein the polishing solution tank is a hollow structure with an open top end, the second rotating device is disposed on a bottom wall of the polishing solution tank, the workpiece fixing seat is connected with a rotating end of the second rotating device, the telescopic device is disposed in the polishing solution tank, the first rotating device is fixedly connected with a movable end of the telescopic device, the workpiece fixing seat is connected with the second rotating device, the polishing head is connected with the rotating end of the first rotating device, the polishing head is located above the second rotating device, the polishing head is a hollow structure with an open bottom wall, a plurality of hydraulic pressure forming structures are formed on an inner side wall of the polishing head, the hydraulic pressure forming structures include a wedge-shaped area and a flow storage groove, the flow storage groove is parallel to an inner wall of the polishing head, and an included angle is formed between the wedge-shaped area and the flow storage groove; the side wall of the polishing head is provided with a plurality of liquid flow ports.
Through the setting of above-mentioned technical scheme, through the rotation of first rotary device and the not equidirectional of second rotary device, can accelerate the relative motion between rubbing head and the work piece to form stable liquid film, circulation that the flow opening can guarantee the polishing solution avoids the piece to pile up in the rubbing head, improves polishing effect.
Further, the wedge-shaped area is provided with two inclined surface areas, and an included angle is formed between the two inclined surface areas.
Furthermore, the liquid flow ports are distributed along the polishing head in multiple layers, the liquid flow ports of all layers are arranged in a staggered mode, and the liquid flow ports in any layer are arranged at equal intervals on the circumference.
Furthermore, the hydraulic polishing equipment for processing the cylindrical workpiece further comprises a suction pipe and a pressure pump, wherein the suction pipe is vertical to the axial direction of the workpiece, the opening of the suction pipe faces the workpiece, and the pressure pump is connected with one end, far away from the workpiece, of the suction pipe.
Furthermore, the hydraulic polishing equipment for processing the cylindrical workpiece further comprises a flow supplementing pipe, and the flow supplementing pipe is positioned in the polishing solution tank.
Furthermore, the suction pipe and the flow supplementing pipe are close to one end of the workpiece, the fixing structure comprises a pipe sleeve and a connecting rod, the pipe sleeve is sleeved on the suction pipe and the flow supplementing pipe, the connecting rod is fixedly connected with the bottom wall of the polishing solution tank, and the pipe sleeve is fixedly connected with the connecting rod.
Furthermore, the pressure pump is communicated with the flow supplementing pipe, and a filter box is arranged between the flow suction pipe and the flow supplementing pipe.
Furthermore, the telescoping device comprises a portal frame, a guide rail, a sliding block, a connecting plate and a telescoping cylinder, the portal frame is arranged in the polishing solution box, the guide rail is fixedly connected with a side column of the portal frame, the sliding block is movably arranged on the guide rail, the fixed end of the telescoping cylinder is fixedly connected with the top of the portal frame, the connecting plate is fixedly connected with the movable end of the telescoping cylinder, and the sliding block is fixedly connected with the connecting plate.
Furthermore, the first rotating device is a driving motor and is fixedly connected with the connecting plate.
Further, the second rotating device comprises a driving motor, a bearing, a sealing sleeve and a rotating seat, the driving motor is arranged on the outer bottom wall of the polishing solution tank, an output shaft of the driving motor is connected with the polishing solution tank through the bearing, the sealing sleeve is arranged between the output shaft of the driving motor and the polishing solution tank, the rotating seat is fixedly connected with the output shaft of the driving motor, and the workpiece fixing seat is connected with the rotating seat.
Additional features and advantages of the invention will be set forth in the detailed description which follows.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
figure 2 is a schematic diagram of the structure of one embodiment of the polishing head.
Description of the reference numerals
1 a polishing solution tank; 2, a telescopic device; 3 a first rotating means; 4, polishing the head; 5 a second rotating device; 6, fixing a workpiece; 41 a wedge-shaped area; 42 a flow storage tank; 43 a liquid flow port; 71 a suction pipe; 72 a flow supplementing pipe; 73 a tube sleeve; 74 connecting rods; 21 a gantry; 22 a guide rail; 23, a sliding block; 24 connecting plates; 25 telescopic cylinder; 51 a rotary base; 9 workpiece.
Detailed Description
The following describes in detail specific embodiments of the present invention. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
In the present invention, the use of the directional terms such as "upper and lower" in the case where no explanation is made to the contrary generally means the orientation in the assembled and used state. "inner and outer" refer to the inner and outer contours of the respective component itself.
The invention provides hydraulic pressure polishing equipment for processing a cylindrical workpiece, which comprises a polishing solution box 1, a telescopic device 2 for driving a first rotating device 3 to move, a first rotating device 3 for driving a polishing head 4 to rotate, a polishing head 4, a second rotating device 5 for driving a workpiece 9 to rotate and a workpiece fixing seat 6, wherein the polishing solution box 1 is of a hollow structure with an opening at the top end, the second rotating device 5 is arranged on the bottom wall of the polishing solution box 1, the workpiece fixing seat 6 is connected with the rotating end of the second rotating device 5, the telescopic device 2 is arranged in the polishing solution box 1, the first rotating device 3 is fixedly connected with the movable end of the telescopic device 2, the workpiece fixing seat 6 is connected with the second rotating device 5, the polishing head 4 is connected with the rotating end of the first rotating device 3, the polishing head 4 is positioned above the second rotating device 5, the polishing head 4 is of a hollow structure with an opening at the bottom wall, a plurality of hydraulic pressure forming structures are formed on the inner side wall of the polishing solution box, each hydraulic pressure forming structure comprises a wedge-shaped area 41 and a wedge-shaped area 42, and an included angle is formed between the polishing head 4 and the wedge-shaped area 42; a plurality of liquid flow ports 43 are formed in the side wall of the polishing head 4. The accumulation groove 42 can be sleeved outside the workpiece 9, and a gap is formed between the accumulation groove and the workpiece.
Through the setting of above-mentioned technical scheme, through the rotation of first rotary device 3 and 5 equidirectionals of second rotary device, can accelerate the relative motion between polishing head 4 and the work piece 9 to form stable liquid film, flow through opening 43 can guarantee the circulation of polishing solution, avoids the piece to pile up in the polishing head, improves polishing effect.
Further, the wedge-shaped region 41 has two slope regions, and an included angle is formed between the two slope regions. Preferably, the slope regions proximate to the accumulation groove 42 are at a smaller angle to the accumulation groove 42 than the slope regions distal to the accumulation groove 42. Through the arrangement of the technical scheme, the polishing solution can be pre-pressurized in the inclined plane area far away from the flow storage groove 42, and then pressurized for the second time in the inclined plane area close to the flow storage groove 42, so that the pressure of the liquid film is improved, and the stability of the liquid film is improved.
In order to make the flow of the polishing solution more uniform, the liquid flow ports 43 are preferably distributed along the polishing head 4 in multiple layers, the liquid flow ports 43 of each layer are staggered, and the liquid flow ports 43 of any layer are arranged at equal intervals around the circumference. Preferably, the number of liquid flow ports 43 in any one layer is the same, and is 1-3.
In order to further improve the flowing effect of the polishing liquid, preferably, the hydraulic polishing apparatus for machining a cylindrical workpiece further includes a suction pipe 71 and a pressure pump, the suction pipe 71 is perpendicular to the axial direction of the workpiece 9, an opening of the suction pipe 71 faces the workpiece 9, and the pressure pump is connected with one end of the suction pipe 71 away from the workpiece 9.
Considering that the polishing solution in the polishing solution tank 1 needs to be kept constant, the hydraulic polishing apparatus for machining a cylindrical workpiece preferably further comprises a flow-supplementing pipe 72, and the flow-supplementing pipe 72 is located in the polishing solution tank 1.
In order to reliably fix the suction pipe 71 and the flow supplementing pipe 72, in a preferable case, a fixing structure is provided at one end of the suction pipe 71 and the flow supplementing pipe 72 close to the workpiece 9, the fixing structure includes a pipe sleeve 73 and a connecting rod 74, the pipe sleeve 73 is sleeved on the suction pipe 71 and the flow supplementing pipe 72, the connecting rod 74 is fixedly connected with the bottom wall of the polishing solution tank 1, and the pipe sleeve 73 is fixedly connected with the connecting rod 74.
In order to recycle the polishing liquid and reduce the use cost, the pressure pump is preferably communicated with the flow supplementing pipe 72, and a filter box is arranged between the suction pipe 71 and the flow supplementing pipe 72.
In order to ensure the stability of the polishing head in the rotation process, for this purpose, the telescopic device 2 includes a portal frame 21, a guide rail 22, a slider 23, a connecting plate 24, and a telescopic cylinder 25, the portal frame 21 is disposed in the polishing solution tank 1, the guide rail 22 is fixedly connected with a side column of the portal frame 21, the slider 23 is movably disposed on the guide rail 22, a fixed end of the telescopic cylinder 25 is fixedly connected with the top of the portal frame 21, the connecting plate 24 is fixedly connected with a movable end of the telescopic cylinder 25, and the slider 23 is fixedly connected with the connecting plate 24.
Preferably, the first rotating device 3 is a driving motor and is fixedly connected with the connecting plate 24.
Preferably, the second rotating device 5 includes a driving motor, a bearing, a sealing sleeve, and a rotating base 51, the driving motor is disposed on the outer bottom wall of the polishing solution tank 1, an output shaft of the driving motor is connected to the polishing solution tank 1 through the bearing, the sealing sleeve is disposed between the output shaft of the driving motor and the polishing solution tank 1, the rotating base 51 is fixedly connected to the output shaft of the driving motor, and the workpiece fixing base 6 is connected to the rotating base 51.
The preferred embodiments of the present invention have been described in detail, however, the present invention is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solution of the present invention within the technical idea of the present invention, and these simple modifications are within the protective scope of the present invention.
It should be noted that the various features described in the above embodiments may be combined in any suitable manner without departing from the scope of the invention. The invention is not described in detail in order to avoid unnecessary repetition.
In addition, any combination of the various embodiments of the present invention can be made, and the same should be considered as the disclosure of the present invention as long as the idea of the present invention is not violated.
Claims (10)
1. The hydraulic polishing equipment for processing the cylindrical workpiece is characterized by comprising a polishing solution box (1), a telescopic device (2) used for driving a first rotating device (3) to move, a first rotating device (3) used for driving a polishing head (4) to rotate, a polishing head (4), a second rotating device (5) used for driving a workpiece (9) to rotate, and a workpiece fixing seat (6), wherein the polishing solution box (1) is of a hollow structure with an opening at the top end, the second rotating device (5) is arranged on the bottom wall of the polishing solution box (1), the workpiece fixing seat (6) is connected with the rotating end of the second rotating device (5), the telescopic device (2) is arranged in the polishing solution box (1), the first rotating device (3) is fixedly connected with the movable end of the telescopic device (2), the workpiece fixing seat (6) is connected with the second rotating device (5), the polishing head (4) is connected with the rotating end of the first rotating device (3), the first rotating device (4) is positioned above the second rotating device (5), a plurality of hydraulic storage grooves (42) are formed by a plurality of hydraulic grooves (41) which are parallel with inner walls and form a plurality of hydraulic storage grooves, the wedge-shaped area (41) forms an included angle with the flow storage groove (42); the side wall of the polishing head (4) is provided with a plurality of liquid flow ports (43).
2. A hydrodynamic finishing apparatus for cylindrical workpieces according to claim 1, characterized in that the wedge-shaped zone (41) has two ramp zones, between which an angle is formed.
3. A fluid dynamic polishing apparatus for processing cylindrical workpieces according to claim 1, characterized in that the fluid ports (43) are distributed along the polishing head (4) in a plurality of layers, the fluid ports (43) of each layer are arranged alternately, and the fluid ports (43) of any layer are arranged at equal intervals around the circumference.
4. A hydraulic polishing device for processing a cylindrical workpiece according to claim 1, which further comprises a suction pipe (71) and a pressure pump, wherein the suction pipe (71) is perpendicular to the axial direction of the workpiece (9) and opens toward the workpiece (9), and the pressure pump is connected with one end of the suction pipe (71) away from the workpiece (9).
5. The hydrodynamic polishing apparatus for machining cylindrical workpieces according to claim 4, characterized in that it further comprises a flow-supplementing pipe (72), the flow-supplementing pipe (72) being located in the polishing solution tank (1).
6. The hydrodynamic polishing device for processing cylindrical workpieces according to claim 5, characterized in that the suction tube (71) and the flow-supplementing tube (72) are provided with a fixing structure near one end of the workpiece (9), the fixing structure comprises a tube sleeve (73) and a connecting rod (74), the tube sleeve (73) is sleeved on the suction tube (71) and the flow-supplementing tube (72), the connecting rod (74) is fixedly connected with the bottom wall of the polishing solution tank (1), and the tube sleeve (73) is fixedly connected with the connecting rod (74).
7. A hydraulic polishing device for machining cylindrical workpieces according to claim 5, characterized in that the pressure pump is communicated with a flow supplementing pipe (72), and a filter box is arranged between the suction pipe (71) and the flow supplementing pipe (72).
8. The hydraulic polishing device for machining the cylindrical workpiece according to claim 1, wherein the telescopic device (2) comprises a portal frame (21), a guide rail (22), a sliding block (23), a connecting plate (24) and a telescopic cylinder (25), the portal frame (21) is arranged in the polishing solution box (1), the guide rail (22) is fixedly connected with a side column of the portal frame (21), the sliding block (23) is movably arranged on the guide rail (22), the fixed end of the telescopic cylinder (25) is fixedly connected with the top of the portal frame (21), the connecting plate (24) is fixedly connected with the movable end of the telescopic cylinder (25), and the sliding block (23) is fixedly connected with the connecting plate (24).
9. The hydrodynamic finishing apparatus for machining cylindrical workpieces according to claim 8, characterized in that the first rotating means (3) is a drive motor, fixedly connected to the connecting plate (24).
10. The hydraulic polishing equipment for processing the cylindrical workpiece according to claim 1, wherein the second rotating device (5) comprises a driving motor, a bearing, a sealing sleeve and a rotating seat (51), the driving motor is arranged on the outer bottom wall of the polishing solution tank (1), an output shaft of the driving motor is connected with the polishing solution tank (1) through the bearing, the sealing sleeve is arranged between the output shaft of the driving motor and the polishing solution tank (1), the rotating seat (51) is fixedly connected with the output shaft of the driving motor, and the workpiece fixing seat (6) is connected with the rotating seat (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111122462.7A CN113681440B (en) | 2021-09-24 | 2021-09-24 | Hydraulic polishing equipment for processing cylindrical workpiece |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111122462.7A CN113681440B (en) | 2021-09-24 | 2021-09-24 | Hydraulic polishing equipment for processing cylindrical workpiece |
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| CN113681440A CN113681440A (en) | 2021-11-23 |
| CN113681440B true CN113681440B (en) | 2022-11-08 |
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| WO2017097249A1 (en) * | 2015-12-09 | 2017-06-15 | 可口可乐公司 | Polishing process and polishing apparatus for glass product |
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| EP0257013A2 (en) * | 1986-08-19 | 1988-02-24 | Léon Biebuyck | Method and apparatus for mechanically grinding and polishing a surface of a mineral material, especially glass |
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