CN117283391A - Multi-angle polishing device and process for valve production - Google Patents
Multi-angle polishing device and process for valve production Download PDFInfo
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- CN117283391A CN117283391A CN202311412739.9A CN202311412739A CN117283391A CN 117283391 A CN117283391 A CN 117283391A CN 202311412739 A CN202311412739 A CN 202311412739A CN 117283391 A CN117283391 A CN 117283391A
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- polished
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- 238000005498 polishing Methods 0.000 title claims abstract description 126
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 33
- 238000000034 method Methods 0.000 title claims description 14
- 230000008569 process Effects 0.000 title description 11
- 230000007246 mechanism Effects 0.000 claims abstract description 66
- 230000001681 protective effect Effects 0.000 claims description 28
- 238000010521 absorption reaction Methods 0.000 claims description 16
- 239000000428 dust Substances 0.000 claims description 13
- 230000000694 effects Effects 0.000 claims description 9
- 238000007517 polishing process Methods 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 claims description 2
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 238000005406 washing Methods 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 2
- 238000003491 array Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000014509 gene expression Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000000275 quality assurance Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000010485 coping Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
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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
- B24B7/00—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor
- B24B7/10—Single-purpose machines or devices
- B24B7/16—Single-purpose machines or devices for grinding end-faces, e.g. of gauges, rollers, nuts, piston rings
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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
- B24B27/00—Other grinding machines or devices
- B24B27/0015—Hanging grinding machines
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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
- B24B27/00—Other grinding machines or devices
- B24B27/02—Bench grinders
-
- 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
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
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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
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
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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
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/06—Dust extraction equipment on grinding or polishing machines
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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
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/12—Devices for exhausting mist of oil or coolant; Devices for collecting or recovering materials resulting from grinding or polishing, e.g. of precious metals, precious stones, diamonds or the like
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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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Abstract
The invention relates to the field of valve production, in particular to a multi-angle polishing device for valve production, which comprises a bottom plate, wherein the top of the bottom plate is fixedly connected with a three-axis moving platform, a lifting module is arranged on the three-axis moving platform, the top of the bottom plate is provided with a clamping mechanism for clamping and fixing a valve body, the side wall of the lifting module is fixedly connected with a connecting plate, the top of the connecting plate is fixedly connected with a first motor, the output end of the first motor is fixedly connected with a rotating rod, and the lower end of the rotating rod is connected with a polishing head through a pressure control mechanism. This kind of multi-angle grinding device is used in valve production is convenient for polish to the valve body multi-angle, need not to carry out clamping many times to the valve body, simultaneously, can be when polishing, guarantee to polish the bistrique and treat the invariable pressure between the terminal surface of polishing, guarantee efficiency and the quality of polishing to, can unify the collection to the piece when polishing, avoid piece loss, environmental protection safety more.
Description
Technical Field
The invention relates to the field of valve production, in particular to a multi-angle polishing device for valve production and a process thereof.
Background
The valve is a control component in a fluid conveying system, has the functions of stopping, adjusting, guiding, preventing backflow, stabilizing pressure, splitting flow or overflow pressure relief and the like, and is used for the fluid control system, and the variety and the specification of the valve range from the simplest stopping valve to various valves used in a very complex automatic control system are quite various.
At present, all need polish the operation to a plurality of terminal surfaces in the common valve production process, traditional valve grinding device need carry out multiple times centre gripping when using, just can realize polishing the multi-angle of the different terminal surfaces of valve, influence the efficiency and the quality of polishing, simultaneously, when polishing, be inconvenient for guaranteeing the pressure constancy of polishing head and terminal surface, also can influence the efficiency and the quality of polishing to, when polishing, the piece dissipation just is inconvenient for collecting easily, not safe and healthy inadequately.
Disclosure of Invention
The invention aims to overcome the defects and the shortcomings of the prior art and provides a multi-angle polishing device for valve production and a process thereof.
The technical scheme adopted by the invention is as follows: the utility model provides a multi-angle grinding device is used in valve production, includes the bottom plate, the top fixedly connected with triaxial moving platform of bottom plate, and be provided with lifting module on the triaxial moving platform, the top of bottom plate is provided with the clamping mechanism that is used for carrying out clamp fixing to the valve body, and lifting module's lateral wall fixedly connected with connecting plate, the top fixedly connected with first motor of connecting plate, and the output fixedly connected with dwang of first motor, the lower extreme of dwang is connected with the polishing head through pressure control mechanism, and the lateral wall of dwang is provided with the protection machanism that is used for avoiding the piece loss;
the clamping mechanism comprises two symmetrical movable plates, the movable plates are connected with the top of the bottom plate through the movable mechanisms, the side walls of the movable plates are rotationally connected with two symmetrical rotary plates through rotating shafts, the side walls of the rotary plates are fixedly connected with two symmetrical first arc plates, the tops of the rotary plates are fixedly connected with supporting plates, the side walls of the supporting plates are fixedly connected with second arc plates, the rotation of the rotating shafts is driven through driving mechanisms, and the side walls of the movable plates are provided with limiting mechanisms used for limiting the rotating shafts.
The pressure control mechanism comprises a fixed disc fixedly connected to the lower end of the rotating rod, a plurality of movable rods arranged in an array are inserted into the top of the fixed disc, the lower ends of the movable rods penetrate through the bottom of the fixed disc and are fixed to the top of the polishing head, the upper ends of the movable rods are fixedly connected with the movable disc, the top of the movable disc is fixedly connected with a plurality of fixed rods arranged in an array, and the side walls of the fixed rods are sleeved with balancing weights arranged in an annular mode.
The protection mechanism comprises a circular ring fixedly sleeved on the side wall of the rotating rod, the bottom of the circular ring is connected with a protection cover through a first reset mechanism, the protection cover is sleeved on the side wall of the rotating rod, the bottom of the protection cover is fixedly connected with a rubber pad which is annularly arranged, and the side wall of the protection cover is provided with an absorption mechanism for absorbing scraps.
The first reset mechanism comprises two symmetrically arranged first T-shaped guide rods fixedly connected to the top of the protective cover, the circular ring is sleeved on the side wall of the first T-shaped guide rods, and the side wall of the first T-shaped guide rods is sleeved with a first spring.
The absorption mechanism comprises an annular groove formed in the side wall of the protective cover, the annular groove is rotationally connected with a rotating ring, the side wall of the rotating ring is fixedly connected with an absorption pipe, and a plurality of air inlets arranged in an array are formed in the side wall of the rubber pad.
The moving mechanism comprises two symmetrically arranged fixed plates fixedly connected to the top of the bottom plate, the side walls of the fixed plates are fixedly connected with guide rods, the moving plates are sleeved on the side walls of the guide rods, the side walls of the fixed plates are rotationally connected with double-headed screw rods, the moving plates are in threaded connection with threaded parts of the double-headed screw rods, the side walls of the fixed plates are fixedly connected with second motors, and the output ends of the second motors are fixed with one ends of the double-headed screw rods.
The driving mechanism comprises an L-shaped block fixedly connected to the side wall of the moving plate, a third motor is fixedly connected to the side wall of the L-shaped block, one end of the rotating shaft is rotatably connected with the side wall of the L-shaped block, and the output end of the third motor is fixed with one end of the rotating shaft.
The limiting mechanism comprises a fixed ring fixedly sleeved on the side wall of the rotating shaft, the side wall of the fixed ring is provided with four limiting grooves arranged in an array mode, the side wall of the moving plate is connected with a limiting block through a second reset mechanism, and the limiting block abuts against the limiting grooves.
The second reset mechanism comprises two symmetrically arranged second T-shaped guide rods fixedly connected to the bottom of the limiting block, connecting blocks are sleeved on the side walls of the second T-shaped guide rods, the connecting blocks are fixed with the side walls of the movable plates, and second springs are sleeved on the side walls of the second T-shaped guide rods.
The utility model provides a valve production is with multi-angle polishing process, utilizes above-mentioned valve production is with multi-angle grinding device, its characterized in that: the method comprises the following steps:
s1: when the end face to be polished of the valve body is required to be polished, the second motor is started, the rotation of the second motor drives the double-head screw rod to rotate, and then the two moving plates are driven to move close to each other, so that the first arc plate and the second arc plate are propped against the side wall of the valve body, centering clamping and positioning of the valve body are facilitated, offset is avoided, and the subsequent polishing effect is guaranteed;
s2: when polishing, the lifting module of the triaxial moving platform drives the connecting plate and the rotating rod to move downwards, and the pressure control mechanism drives the polishing head to move downwards, when the polishing head is propped against the end face to be polished, the moving rod is pushed to move upwards, and the moving disc and the balancing weight are driven to move upwards synchronously, meanwhile, the first motor is started, the rotating of the first motor drives the rotating rod to rotate, and then drives the polishing head to rotate, so that the end face to be polished is polished, and when polishing is performed, the pressure between the polishing head and the end face to be polished is always equal to the sum of the weights of the balancing weight, the moving disc, the fixing rod and the balancing weight, so that the constant pressure between the polishing head and the end face to be polished can be ensured during polishing, and the polishing efficiency and quality are ensured;
s3: meanwhile, when the rotating rod drives the polishing head to move downwards, the ring and the protective cover are driven to move downwards synchronously, when the rubber pad abuts against the end face to be polished, the protective cover is pushed to move upwards, meanwhile, the first spring is compressed, so that chips can be scattered during polishing, the absorbing pipe is connected with an external dust-washing fan, dust collection operation is carried out, external air enters through the air inlet hole, chips in the protective cover are absorbed and collected through the absorbing pipe, and when the polishing head moves, the protective cover and the rubber pad can be driven to move synchronously, the rubber pad can scrape and clean the chips on the surface of the end face to be polished, the dust collection effect is better, the chips can be uniformly collected during polishing, the chips are prevented from being scattered, and the dust collection device is more environment-friendly and safe;
s4: after one end face to be polished is polished, the third motor is started, the rotation of the third motor drives the rotation of the rotating shaft and the rotating plate, and then drives the rotation of ninety degrees, and the rotation shaft is limited through the limiting mechanism, so that the valve body is more stable and reliable, and is convenient to polish at multiple angles, the valve body is not required to be clamped for multiple times, and the polishing efficiency and quality are guaranteed.
The beneficial effects of the invention are as follows: (1) According to the multi-angle polishing device for valve production and the process thereof, the clamping mechanism, the limiting mechanism and the like are arranged, when the end face to be polished of the valve body is required to be polished, the second motor is started, the rotation of the second motor drives the double-head screw rod to rotate, and then the two moving plates are driven to move close to each other, so that the first arc plate and the second arc plate are abutted against the side wall of the valve body, the valve body is clamped and positioned in the middle conveniently, the offset is avoided, the subsequent polishing effect is ensured, the third motor is started, the rotation of the third motor drives the rotation shaft and the rotation plate to rotate for ninety degrees after the end face to be polished is finished, the rotation shaft is limited through the limiting mechanism, the multi-angle polishing of the valve body is facilitated, the repeated clamping of the valve body is not required, and the polishing efficiency and quality are ensured.
(2) According to the multi-angle polishing device for valve production and the process thereof, the pressure control mechanism and the like are arranged, when polishing is carried out, the lifting module of the three-shaft moving platform drives the connecting plate and the rotating rod to move downwards, the pressure control mechanism drives the polishing head to move downwards, when the polishing head is propped against the end face to be polished, the moving rod is pushed to move upwards, the moving disc and the balancing weight are driven to synchronously move upwards, meanwhile, the first motor is started, the rotating of the first motor drives the rotating rod to rotate, and then drives the polishing head to rotate, so that the end face to be polished is subjected to polishing operation, and when polishing is carried out, the pressure between the polishing head and the end face to be polished is always equal to the sum of the weights of the balancing weight, the moving disc, the fixing rod and the balancing weight, so that the constant pressure between the polishing head and the end face to be polished can be ensured during polishing, and the polishing efficiency and quality are further ensured.
(3) According to the multi-angle polishing device for valve production and the process thereof, the protection mechanism, the absorption mechanism and the like are arranged, when the rotary rod drives the polishing head to move downwards, the circular ring and the protective cover are driven to move downwards synchronously, when the rubber pad abuts against the end face to be polished, the protective cover is pushed to move upwards, meanwhile, the first spring is compressed, so that chips can escape during polishing, the absorption pipe is connected with an external dust-washing fan to perform dust collection operation, external air enters through the air inlet hole, meanwhile, the chips in the protective cover are absorbed and collected through the absorption pipe, and when the polishing head moves, the protective cover and the rubber pad can be driven to move synchronously, so that the chips on the surface of the end face to be polished can be scraped and cleaned, the dust collection effect is better, the chips can be uniformly collected during polishing, the chips are prevented from escaping, and the multi-angle polishing device is more environment-friendly and safer.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions of the prior art, the drawings which are required in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the invention, and that it is within the scope of the invention to one skilled in the art to obtain other drawings from these drawings without inventive faculty.
FIG. 1 is a schematic diagram of the whole structure of a multi-angle polishing device for valve production and a process thereof;
FIG. 2 is a schematic diagram of a multi-angle polishing device for valve production and a clamping mechanism in the process thereof;
FIG. 3 is a schematic view of a multi-angle polishing device for valve production and a clamping mechanism in another view angle in the process;
FIG. 4 is a schematic cross-sectional view of a multi-angle polishing device for valve production and a protective cover in the process thereof;
FIG. 5 is an enlarged schematic view of the structure shown at A in FIG. 1;
FIG. 6 is an enlarged schematic view of the structure shown at B in FIG. 2;
FIG. 7 is an enlarged schematic view of FIG. 4 at C;
FIG. 8 is an enlarged schematic view of the structure of FIG. 6 at D;
FIG. 9 is a schematic view of a part of the structure of a second embodiment;
FIG. 10 is a partial schematic view of a second embodiment;
fig. 11 is a schematic view of a part of the structure of the third embodiment.
Detailed Description
The invention will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic representations which merely illustrate the basic structure of the invention and therefore show only the structures which are relevant to the invention.
In the description of the present application, it should be understood that the terms "longitudinal," "radial," "length," "width," "thickness," "upper," "lower," "left," "right," "front," "rear," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships that are based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present application and simplify description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be configured and operated in a particular orientation, and therefore should not be construed as limiting the present application. In the description of the present application, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art in a specific context.
In the description of the present application, it should be noted that, in the embodiments of the present invention, all the expressions "first" and "second" are used to distinguish two entities with the same name and different parameters, and it is noted that the "first" and "second" are merely used for convenience of expression, and should not be construed as limiting the embodiments of the present invention, and the following embodiments are not described in detail herein.
Embodiment one:
as shown in fig. 1 to 8, the multi-angle polishing device for valve production of the present invention comprises a bottom plate 1, wherein the top of the bottom plate 1 is fixedly connected with a triaxial moving platform 11, a lifting module 1101 is arranged on the triaxial moving platform 11, a clamping mechanism 13 for clamping and fixing a valve body 12 is arranged at the top of the bottom plate 1, a connecting plate 14 is fixedly connected to the side wall of the lifting module 1101, a first motor 16 is fixedly connected to the top of the connecting plate 14, a rotating rod 15 is fixedly connected to the output end of the first motor 16, a polishing head 10 is connected to the lower end of the rotating rod 15 through a pressure control mechanism 5, and a protection mechanism 6 for preventing chips from escaping is arranged on the side wall of the rotating rod 15;
the clamping mechanism 13 includes two symmetry setting movable plates 1301, and the movable plates 1301 are connected with the top of bottom plate 1 through the movable mechanism 2, the lateral wall of movable plates 1301 is connected with the rotation board 1303 of two symmetry settings through pivot 1302 rotation, and the lateral wall fixedly connected with of rotation board 1303 has two symmetrical first arc plates 1304 that set up, the top fixedly connected with backup pad 1305 of rotation board 1303, and the lateral wall fixedly connected with second arc plates 1306 of backup pad 1305, the rotation of pivot 1302 is driven through actuating mechanism 9, and the lateral wall of movable plates 1301 is provided with the stop gear 3 that is used for carrying out spacing to pivot 1302, be convenient for carry out the multi-angle to the valve body 12 and polish, need not to carry out clamping many times to the valve body 12, simultaneously, can guarantee when polishing that the pressure between the grinding head 10 and the terminal surface 1201 of waiting to polish is invariable, guarantee efficiency and quality of polishing, and, can unify collect the piece loss when polishing, environmental protection safety is avoided.
The pressure control mechanism 5 includes fixed disk 501 of fixed connection at the dwang 15 lower extreme, and the top of fixed disk 501 is inserted and is equipped with the movable rod 502 that a plurality of arrays set up, the lower extreme of movable rod 502 runs through the bottom of fixed disk 501 and is fixed with the top of polishing head 10, and the upper end fixedly connected with of movable rod 502 removes the dish 503, the top fixedly connected with of movable disk 503 a plurality of fixed rod 504 that the array set up, and the lateral wall cover of fixed rod 504 is equipped with annular setting's balancing weight 505, when polishing, through the lifting module 1101 of triaxial moving platform 11 drive connecting plate 14 and dwang 15 downwardly moving, and drive polishing head 10 downwardly moving through pressure control mechanism 5, when polishing head 10 offsets with waiting to polish terminal surface 1201, promote the movable rod 502 upwards, and drive movable disk 503 and balancing weight 505 and upwards move in step with step, simultaneously, first motor 16 is started, the rotation of first motor 16 drives the rotation of dwang 15, and then drive polishing head 10 rotates, thereby wait to polish the operation of polishing terminal surface 1201, and, when polishing, the pressure between polishing head 10 and waiting to polish terminal surface always equals balancing weight 505, the removal of balancing weight 505, the pressure between the fixed rod 1201 and the terminal surface 1201 and the constant quality assurance of polishing head 1201 when waiting to polish, and polishing quality assurance.
The protection machanism 6 is including fixed cover establishing the ring 601 at dwang 15 lateral wall, and the bottom of ring 601 is connected with protection casing 602 through first canceling release mechanical system 7, the lateral wall at dwang 15 is established to protection casing 602 cover, and the bottom fixedly connected with annular setting of protection casing 602's rubber pad 603, protection casing 602's lateral wall is provided with and is used for carrying out absorbing absorption mechanism 8 to the piece, when dwang 15 drives the grinding head 10 and moves down, drive ring 601 and protection casing 602 synchronous downwardly movement, when rubber pad 603 offsets with waiting to polish terminal surface 1201, promote protection casing 602 and upwards move, simultaneously, first spring 702 is compressed, thereby the loss of piece when can polish, environmental protection and health more.
The first reset mechanism 7 comprises two symmetrically arranged first T-shaped guide rods 701 fixedly connected to the top of the protective cover 602, the circular ring 601 is sleeved on the side wall of the first T-shaped guide rods 701, a first spring 702 is sleeved on the side wall of the first T-shaped guide rods 701, the protective cover 602 moves to guide and reset, meanwhile, the protective cover 602 can be pushed to move upwards when the rubber pad 603 abuts against the end face 1201 to be polished, the part, which needs to be polished, of the valve is usually the end face or the outer circular face or the inner circular face of the connecting flange, and when the outer circular face or the inner circular face of the polishing head 10 is polished, the protective cover 602 can be prevented from being interfered with polishing operation of the polishing head 10 through the first reset mechanism 7.
The absorption mechanism 8 comprises an annular groove 801 formed in the side wall of the protective cover 602, the annular groove 801 is rotationally connected with a rotating ring 802, the side wall of the rotating ring 802 is fixedly connected with an absorption pipe 803, the side wall of the rubber pad 603 is provided with a plurality of air inlets 804 which are arranged in an array, the absorption pipe 803 is connected with an external dust-washing fan for dust collection operation, external air enters through the air inlets 804, meanwhile, chips in the protective cover 602 are absorbed and collected through the absorption pipe 803, and when the polishing head 10 moves, the protective cover 602 and the rubber pad 603 can be driven to synchronously move, the rubber pad 603 can scrape and clean chips on the surface of the end face 1201 to be polished, so that the dust collection effect is better, the chips can be uniformly collected during polishing, the chips are prevented from scattering, and the dust collection mechanism is more environment-friendly and safer.
The moving mechanism 2 comprises two symmetrically arranged fixing plates 201 fixedly connected to the top of the bottom plate 1, the side walls of the fixing plates 201 are fixedly connected with guide rods 202, the moving plates 1301 are sleeved on the side walls of the guide rods 202, the side walls of the fixing plates 201 are rotationally connected with double-headed screw rods 203, the moving plates 1301 are in threaded connection with threaded parts of the double-headed screw rods 203, the side walls of the fixing plates 201 are fixedly connected with second motors 204, output ends of the second motors 204 are fixed to one ends of the double-headed screw rods 203, the second motors 204 are started, rotation of the second motors 204 drives the double-headed screw rods 203 to rotate, and then the two moving plates 1301 are driven to move close to each other or away from each other.
The actuating mechanism 9 includes the L shape piece 901 of fixed connection at the movable plate 1301 lateral wall, and the lateral wall fixedly connected with third motor 902 of L shape piece 901, the one end of pivot 1302 is rotated with the lateral wall of L shape piece 901 and is connected, and the output of third motor 902 is fixed with the one end of pivot 1302, start third motor 902, the rotation of third motor 902 drives the rotation of pivot 1302 and rotating plate 1303, and then drive 12 rotation ninety degrees, and carry out spacing to pivot 1302 through stop gear 3, more reliable and stable, thereby be convenient for carry out the multi-angle to valve body 12 and polish, need not to carry out clamping many times to valve body 12, guarantee the efficiency and the quality of polishing.
The stop gear 3 includes fixed ring 301 of establishing at pivot 1302 lateral wall, and the spacing groove 302 that four arrays set up is seted up to the lateral wall of fixed ring 301, the lateral wall of movable plate 1301 is connected with stopper 303 through second canceling release mechanical system 4, and stopper 303 offsets with spacing groove 302, when pivot 1302 rotates, drive fixed ring 301 and rotate in step for stopper 303 slides out from spacing groove 302, when stopper 303 aligns with next spacing groove 302, stopper 303 offsets with spacing groove 302 again, thereby can carry out spacing to pivot 1302.
The second reset mechanism 4 comprises two symmetrically arranged second T-shaped guide rods 402 fixedly connected to the bottom of the limiting block 303, a connecting block 401 is sleeved on the side wall of the second T-shaped guide rod 402, the connecting block 401 is fixed to the side wall of the moving plate 1301, and a second spring 403 is sleeved on the side wall of the second T-shaped guide rod 402, so that the limiting block 303 moves in a guiding and resetting mode.
Multi-angle polishing process for valve production utilizes multi-angle polishing device for valve production, and is characterized in that: the method comprises the following steps:
s1: when the end face 1201 of the valve body 12 to be polished needs to be polished, the second motor 204 is started, and the rotation of the second motor 204 drives the double-end screw rod 203 to rotate, so that the two moving plates 1301 are driven to move close to each other, and the first arc plate 1304 and the second arc plate 1306 are propped against the side wall of the valve body 12, so that the valve body 12 is clamped and positioned in the middle conveniently, the offset is avoided, and the subsequent polishing effect is ensured;
s2: when polishing, the lifting module 1101 of the triaxial moving platform 11 drives the connecting plate 14 and the rotating rod 15 to move downwards, and drives the polishing head 10 to move downwards through the pressure control mechanism 5, when the polishing head 10 is propped against the end face 1201 to be polished, the moving rod 502 is pushed to move upwards, and the moving disc 503 and the balancing weight 505 are driven to move upwards synchronously, meanwhile, the first motor 16 is started, the rotating of the first motor 16 drives the rotating rod 15 to rotate, and further drives the polishing head 10 to rotate, so that the end face 1201 to be polished is polished, and when polishing is performed, the pressure between the polishing head 10 and the end face 1201 to be polished is always equal to the sum of the weights of the balancing weight 505, the moving disc 503, the fixing rod 504 and the balancing weight 505, so that the constant pressure between the polishing head 10 and the end face 1201 to be polished can be ensured, and the polishing efficiency and quality are ensured;
s3: meanwhile, when the rotating rod 15 drives the polishing head 10 to move downwards, the circular ring 601 and the protective cover 602 are driven to move downwards synchronously, when the rubber pad 603 is propped against the end face 1201 to be polished, the protective cover 602 is pushed to move upwards, meanwhile, the first spring 702 is compressed, so that the chips can be scattered during polishing, the absorption pipe 803 is connected with an external dust-washing fan to perform dust collection operation, external air enters through the air inlet hole 804, and meanwhile, the chips in the protective cover 602 are absorbed and collected through the absorption pipe 803, and when the polishing head 10 moves, the protective cover 602 and the rubber pad 603 can be driven to move synchronously, so that the rubber pad 603 can scrape and clean the chips on the surface of the end face 1201 to be polished, the dust collection effect is better, the chips can be collected uniformly during polishing, the chips are prevented from scattering, and the environment is protected more safely;
s4: after one end face 1201 to be polished is polished, the third motor 902 is started, the rotation of the third motor 902 drives the rotation shaft 1302 and the rotation plate 1303 to rotate, and then drives the valve body 12 to rotate ninety degrees, and the rotation shaft 1302 is limited through the limiting mechanism 3, so that the valve body 12 is more stable and reliable, multi-angle polishing is facilitated, repeated clamping of the valve body 12 is not needed, and polishing efficiency and polishing quality are guaranteed.
Embodiment two:
as shown in fig. 9 and 10, this embodiment is a further improvement on the first embodiment, mainly for further improving stability of the valve body 12 when polished, thereby improving polishing precision and quality, specifically, two fixing plates 201 are both longitudinally provided with a sliding rail 17, sliding rails 17 are provided with sliding carriages 18, sliding carriages 18 move along the sliding rails 17 under the driving of a driving source, the sliding carriages 18 are provided with connecting plates 19 towards the valve body 12, a mounting ring 20 is provided between the two connecting plates 19, a positioning ring 21 is detachably connected to the mounting ring 20, the positioning ring 21 is made of rubber material to select a size with a diameter matching with a connecting flange of the valve body 12, the positioning ring 21 is made of scratch on the valve body 12, meanwhile, a certain elastic energy is provided for coping with a processing error problem of the valve body 12, the positioning ring 21 is provided with a collecting groove 22, the side wall of the collecting groove 22 facing the valve body 12 is provided with an inclined surface 23, the chip falls into the collecting groove 22, and meanwhile, the chip 603 can be scraped off the surface of the end face to be polished, and the mounting ring 20 is mounted to the valve body 12 after the mounting ring is mounted to the mounting ring 20 in a certain position in the device operation, and then the mounting ring is tightly attached to the flange 12.
Because the clamping mechanism for the valve body 12 in the first embodiment is fixed on the moving plate 1301 and the rotating plate 1303, the stability of the valve body 12 is generally maintained during clamping, and thus the stability of the valve body 12 during polishing can be improved by adding the structure, and the cleaning function of chips can be further improved.
Embodiment III:
as shown in fig. 11, this embodiment is an improvement on the first embodiment or the second embodiment, mainly for improving the polishing precision and quality of the valve body 12, the device further includes a control system, the balancing weight 505 is symmetrically provided with two detection holes with the rotating rod 15 as the center, the detection holes are provided with distance sensors 24, the distance sensors 24 are disposed towards the fixed disc 501, the distance sensors 24 move upwards synchronously with the moving disc 503 and the balancing weight 505, the distance sensors 24 are used for detecting the distance between the balancing weight 505 and the fixed disc 501, the distance sensors 24 are connected with the control system, and transmit data to the control system in real time, the polishing head 10 can be ensured to be polished in a horizontal state by the two distance sensors 24, the control system includes an analysis module, the analysis module can convert the distance data into time and distance values, and is simultaneously provided with an upper limit and a lower limit, and when a certain distance value breaks the upper limit or the lower limit, the device sends out warning to remind a worker to stop or adjust the line drawing to ensure the polishing precision and quality of the valve body 12.
The foregoing disclosure is illustrative of the present invention and is not to be construed as limiting the scope of the invention, which is defined by the appended claims.
Claims (10)
1. The utility model provides a multi-angle grinding device is used in valve production, includes bottom plate (1), the top fixedly connected with triaxial moving platform (11) of bottom plate (1), and be provided with lifting module (1101) on triaxial moving platform (11), its characterized in that: the top of the bottom plate (1) is provided with a clamping mechanism (13) for clamping and fixing the valve body (12), the side wall of the lifting module (1101) is fixedly connected with a connecting plate (14), the top of the connecting plate (14) is fixedly connected with a first motor (16), the output end of the first motor (16) is fixedly connected with a rotating rod (15), the lower end of the rotating rod (15) is connected with a polishing head (10) through a pressure control mechanism (5), and the side wall of the rotating rod (15) is provided with a protection mechanism (6) for avoiding debris dissipation;
clamping mechanism (13) are including two symmetries setting movable plate (1301), and movable plate (1301) are connected through the top of movable mechanism (2) with bottom plate (1), the lateral wall of movable plate (1301) is connected with two rotation plates (1303) that the symmetry set up through pivot (1302) rotation, and the lateral wall fixedly connected with of rotation plate (1303) two first arc plates (1304) that the symmetry set up, the top fixedly connected with backup pad (1305) of rotation plate (1303), and the lateral wall fixedly connected with second arc plate (1306) of backup pad (1305), the rotation of pivot (1302) is driven through actuating mechanism (9), and the lateral wall of movable plate (1301) is provided with stop gear (3) that are used for spacing pivot (1302).
2. The multi-angle polishing device for valve production according to claim 1, wherein: the pressure control mechanism (5) comprises a fixed disc (501) fixedly connected to the lower end of a rotating rod (15), a plurality of movable rods (502) arranged in an array are inserted into the top of the fixed disc (501), the lower ends of the movable rods (502) penetrate through the bottom of the fixed disc (501) and are fixed to the top of a polishing head (10), the upper ends of the movable rods (502) are fixedly connected with the movable disc (503), the top of the movable disc (503) is fixedly connected with a plurality of fixed rods (504) arranged in an array, and annular balancing weights (505) are sleeved on the side walls of the fixed rods (504).
3. The multi-angle polishing device for valve production according to claim 1, wherein: protection machanism (6) are established ring (601) at dwang (15) lateral wall including fixed cover, and the bottom of ring (601) is connected with protection casing (602) through first canceling release mechanical system (7), protection casing (602) cover are established in the lateral wall of dwang (15), and the bottom fixedly connected with rubber pad (603) that annular set up of protection casing (602), the lateral wall of protection casing (602) is provided with absorption mechanism (8) that are used for carrying out absorbing to the piece.
4. A multi-angle grinding device for valve production according to claim 3, wherein: the first reset mechanism (7) comprises two symmetrically arranged first T-shaped guide rods (701) fixedly connected to the top of the protective cover (602), the circular ring (601) is sleeved on the side wall of the first T-shaped guide rods (701), and a first spring (702) is sleeved on the side wall of the first T-shaped guide rods (701).
5. A multi-angle grinding device for valve production according to claim 3, wherein: the absorption mechanism (8) comprises an annular groove (801) formed in the side wall of the protective cover (602), the annular groove (801) is rotationally connected with a rotating ring (802), the side wall of the rotating ring (802) is fixedly connected with an absorption pipe (803), and a plurality of air inlets (804) are formed in the side wall of the rubber pad (603) in an array mode.
6. The multi-angle polishing device for valve production according to claim 1, wherein: the moving mechanism (2) comprises two symmetrically arranged fixed plates (201) fixedly connected to the top of the bottom plate (1), guide rods (202) are fixedly connected to the side walls of the fixed plates (201), the side walls of the guide rods (202) are sleeved with the moving plates (1301), double-headed screw rods (203) are rotatably connected to the side walls of the fixed plates (201), the moving plates (1301) are in threaded connection with threaded portions of the double-headed screw rods (203), second motors (204) are fixedly connected to the side walls of the fixed plates (201), and the output ends of the second motors (204) are fixed to one ends of the double-headed screw rods (203).
7. The multi-angle polishing device for valve production according to claim 1, wherein: the driving mechanism (9) comprises an L-shaped block (901) fixedly connected to the side wall of the moving plate (1301), a third motor (902) is fixedly connected to the side wall of the L-shaped block (901), one end of the rotating shaft (1302) is rotatably connected with the side wall of the L-shaped block (901), and the output end of the third motor (902) is fixed with one end of the rotating shaft (1302).
8. The multi-angle polishing device for valve production according to claim 1, wherein: the limiting mechanism (3) comprises a fixed ring (301) fixedly sleeved on the side wall of the rotating shaft (1302), four limiting grooves (302) arranged in an array are formed in the side wall of the fixed ring (301), a limiting block (303) is connected to the side wall of the moving plate (1301) through a second reset mechanism (4), and the limiting block (303) abuts against the limiting grooves (302).
9. The multi-angle polishing device for valve production of claim 8, wherein: the second reset mechanism (4) comprises two symmetrically arranged second T-shaped guide rods (402) fixedly connected to the bottom of the limiting block (303), connecting blocks (401) are sleeved on the side walls of the second T-shaped guide rods (402), the connecting blocks (401) are fixed with the side walls of the movable plates (1301), and second springs (403) are sleeved on the side walls of the second T-shaped guide rods (402).
10. A multi-angle polishing process for valve production, using the multi-angle polishing device for valve production according to any one of claims 1 to 9, characterized in that: the method comprises the following steps:
s1: when the end face (1201) to be polished of the valve body (12) needs to be polished, a second motor (204) is started, and the rotation of the second motor (204) drives the double-end screw rod (203) to rotate, so that the two moving plates (1301) are driven to move close to each other, the first arc plate (1304) and the second arc plate (1306) are propped against the side wall of the valve body (12), so that the valve body (12) is clamped and positioned in the middle conveniently, the offset is avoided, and the subsequent polishing effect is ensured;
s2: when polishing is carried out, the lifting module (1101) of the triaxial moving platform (11) drives the connecting plate (14) and the rotating rod (15) to move downwards, the pressure control mechanism (5) drives the polishing head (10) to move downwards, when the polishing head (10) is propped against the end face (1201) to be polished, the moving rod (502) is pushed to move upwards, the moving disc (503) and the balancing weight (505) are driven to synchronously move upwards, meanwhile, the first motor (16) is started, the rotation of the first motor (16) drives the rotating rod (15) to rotate, and then drives the polishing head (10) to rotate, so that the polishing operation is carried out on the end face (1201) to be polished, and when polishing is carried out, the pressure between the polishing head (10) and the end face (1201) to be polished is always equal to the sum of the weights (505), the moving disc (503), the fixing rod (504) and the balancing weight (505), so that the constant pressure between the polishing head (10) and the end face (1201) to be polished can be ensured during polishing, and the polishing efficiency and quality can be ensured;
s3: meanwhile, when the rotating rod (15) drives the polishing head (10) to move downwards, the ring (601) and the protective cover (602) are driven to move downwards synchronously, when the rubber pad (603) abuts against the end face (1201) to be polished, the protective cover (602) is pushed to move upwards, meanwhile, the first spring (702) is compressed, so that chips can escape during polishing, the absorbing pipe (803) is connected with an external dust-cleaning fan to perform dust collection operation, external air enters through the air inlet hole (804), meanwhile, the chips in the protective cover (602) are absorbed and collected through the absorbing pipe (803), and when the polishing head (10) moves, the protective cover (602) and the rubber pad (603) can be driven to move synchronously, the chips on the surface of the end face (1201) to be polished can be scraped and cleaned, the dust collection effect is better, the chips can be uniformly collected during polishing, the chips are prevented from escaping, and the dust collection device is more environment-friendly and safer;
s4: after one end face (1201) to be polished is polished, the third motor (902) is started, the rotation of the third motor (902) drives the rotation shaft (1302) and the rotation plate (1303) to rotate by ninety degrees, the rotation shaft (1302) is limited by the limiting mechanism (3), and the valve is more stable and reliable, so that the valve body (12) is polished at multiple angles conveniently, the valve body (12) is not required to be clamped for multiple times, and the polishing efficiency and quality are guaranteed.
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| CN202311412739.9A CN117283391B (en) | 2023-10-28 | 2023-10-28 | Multi-angle polishing device and process for valve production |
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| CN202311412739.9A CN117283391B (en) | 2023-10-28 | 2023-10-28 | Multi-angle polishing device and process for valve production |
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