CN115570458A - Feeding positioning device of numerical control double-end-face grinding machine - Google Patents
Feeding positioning device of numerical control double-end-face grinding machine Download PDFInfo
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- CN115570458A CN115570458A CN202211589127.2A CN202211589127A CN115570458A CN 115570458 A CN115570458 A CN 115570458A CN 202211589127 A CN202211589127 A CN 202211589127A CN 115570458 A CN115570458 A CN 115570458A
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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
- B24B7/17—Single-purpose machines or devices for grinding end-faces, e.g. of gauges, rollers, nuts, piston rings for simultaneously grinding opposite and parallel end faces, e.g. double disc grinders
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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
- B24B27/0076—Other grinding machines or devices grinding machines comprising two or more grinding tools
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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
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/005—Feeding or manipulating devices specially adapted to 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
- 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
- B24B49/00—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation
- B24B49/02—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation according to the instantaneous size and required size of the workpiece acted upon, the measuring or gauging being continuous or intermittent
- B24B49/03—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation according to the instantaneous size and required size of the workpiece acted upon, the measuring or gauging being continuous or intermittent according to the final size of the previously ground workpiece
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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
- 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)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
The invention relates to the technical field of automatic positioning and feeding, and discloses a feeding positioning device of a numerical control double-end-face grinding machine, which comprises a bottom shell, a supporting frame, a hydraulic cylinder, an upper grinding disc, a lower grinding disc, a fixing frame, a feeding slideway, a sliding plate, a control motor, a gear ring, a rotating gear and the like; the bottom shell is fixedly provided with a support frame, the support frame is provided with a hydraulic cylinder, a telescopic rod of the hydraulic cylinder penetrates through the support frame to be connected with an upper grinding disc, the bottom shell is provided with a lower grinding disc, a fixing frame is arranged outside the bottom shell, and the fixing frame is provided with a feeding slideway. This application passes through vibration dish conveying work piece, makes in the work piece can be orderly gets into the feeding slide, jack-up in following the feeding slide with the work piece through the lifting subassembly afterwards, and later rethread fixture treats that the work piece that grinds presss from both sides in the feeding slide and puts into the two terminal surface grinds machine, has realized the function of location feeding.
Description
Technical Field
The invention relates to the technical field of automatic positioning feeding, in particular to a feeding positioning device of a numerical control double-end-face grinding machine.
Background
The double-end-face grinding machine is a device for grinding the surfaces of parts, and is widely applied to single-face, plane and double-face precision grinding of other disc parts in the automobile and diesel engine industry, the aviation industry, the hydraulic and sealing industry, the semiconductor industry, the engineering technology ceramic industry, the optical glass processing industry, the data storage industry and the like.
When using the double-end-face grinder to grind a workpiece, the workpiece after grinding needs to be taken out manually by a worker, then the workpiece to be ground is put into a grinding disc manually, and the workpiece is arranged and put orderly, grinding fluid needs to be sprayed to the upper surface and the lower surface of the workpiece when the workpiece is put, only one workpiece can be put at each time by manual placement, the position of the workpiece needs to be adjusted, the process of manually taking and feeding the workpiece consumes time, and the grinding efficiency is low.
Disclosure of Invention
In order to solve the problems, the invention provides a feeding positioning device of a numerical control double-end-face grinding machine.
The technical scheme of the invention is as follows: the utility model provides a feeding positioner of two terminal surface grinders of numerical control, including the drain pan, a supporting rack, the pneumatic cylinder, go up the abrasive disc, abrasive disc down, the mount, the feeding slide, the sliding plate, control motor, the ring gear, the rotating gear, the axis of rotation, the sliding tray, the control cylinder, lifting subassembly and fixture, be fixed with the support frame on the drain pan, install the pneumatic cylinder on the support frame, the telescopic link of pneumatic cylinder passes the support frame and is connected with last abrasive disc, install abrasive disc down on the drain pan, the drain pan is equipped with the mount outward, install the feeding slide on the mount, it is equipped with the sliding plate to slide in the feeding slide, install the control motor in the drain pan, the output shaft of control motor connects the ring gear, the drain pan internal rotation is equipped with the axis of rotation, be fixed with rotating gear in the axis of rotation, rotating gear and ring gear meshing, the top of axis of rotation is equipped with the sliding tray, the control cylinder is installed at the drain pan top, the telescopic link top of control cylinder slides and sets up in the sliding tray, the lifting subassembly sets up in the feeding slide, the lifting subassembly is used for holding assembly is used for holding workpiece in the feeding slide, fixture sets up on the sliding tray, fixture is used for centre gripping mechanism and carries the work piece.
Preferably, the lifting assembly comprises a sliding block, a limiting baffle and a wedge-shaped rotating block, the limiting baffle is arranged at the top of the sliding block, the sliding block is fixed at the bottom of the sliding block, and the wedge-shaped rotating block is symmetrically fixed on the rotating shaft.
As preferred, fixture has seted up T shape spout including arc rotor plate, arc clamping bar and drive arrangement at the axis of rotation top, rotates on the sliding tray and is connected with the arc rotor plate, all is equipped with the arc clamping bar on every arc rotor plate, and drive arrangement installs on the sliding tray, and drive arrangement can drive the arc rotor plate and rotate in order to press from both sides tightly or loosen the work piece.
Preferably, the rotating shaft further comprises a limiting plate, and the limiting plate is fixed to the top of the rotating shaft.
Preferably, the feeding slideway further comprises fixed blocks and passive cleaning rotating rods, the fixed blocks are symmetrically fixed on the feeding slideway, and the passive cleaning rotating rods are rotatably arranged between the fixed blocks.
Preferably, the bottom shell further comprises a liquid storage tank, an upper spray pipe, a lower spray pipe and a recovery pipe, the liquid storage tank is mounted on the bottom shell, the upper spray pipe and the lower spray pipe are arranged on the liquid storage tank, the recovery pipe is arranged on the outer side of the lower spray pipe and communicated with the liquid storage tank, and grinding liquid sprayed by the upper spray pipe and the lower spray pipe flows back to the liquid storage tank along the recovery pipe.
Preferably, the fixing frame further comprises a detection mechanism for detecting whether the upper surface and the lower surface of the workpiece to be ground are damaged or not.
As preferred, detection mechanism is equipped with the detection frame including detecting the frame, release cylinder, arc push pedal and rotating the baffle on the mount, detects the frame and passes the feeding slide, is fixed with the release cylinder on the mount, and the telescopic link that releases the cylinder is connected the arc push pedal, still rotates on the feeding slide to be equipped with rotating the baffle.
The invention has the beneficial effects that: 1. this application passes through vibration dish conveying work piece, make in the work piece can orderly entering feeding slide, jack-up in the work piece follow feeding slide through the lifting subassembly afterwards, later the work piece that waiting to grind through fixture presss from both sides from the feeding slide, when pressing from both sides and waiting to grind the work piece, the work piece that the grinding finishes in the double-ended face grinder also can be pressed from both sides by and fixture, the work piece that finishes of grinding can also be taken out when placing the work piece, the speed of feeding and getting the material has greatly been improved, appointed position can also be placed to the work piece simultaneously, the function of location feeding has been realized.
2. The height of the sliding plate is the same as that of the feeding slide way when the sliding plate is in an initial state, a workpiece can slide to the top of the sliding plate through the feeding slide way, the position of the workpiece can be limited by the limiting baffle plate at the moment, the workpiece is prevented from sliding out of the sliding plate, when the sliding plate is jacked upwards through the sliding block by the wedge-shaped rotating block, the sliding plate can just ascend to the height of the sliding plate which is the same as that of the baffles on the two sides of the feeding slide way, at the moment, the two sides of the workpiece are not blocked, and the workpiece is clamped by the clamping mechanism conveniently.
3. The clamping mechanisms can slide in the rotating shaft along with the sliding disc, when workpieces in the grinding machine are ground and need to be fed again, two groups of arc-shaped rotating plates and arc-shaped clamping rods in each clamping mechanism can simultaneously clamp one ground workpiece in the grinding machine and one workpiece to be ground on the sliding plate, the ground workpiece in the grinding machine is taken out while feeding is carried out, and the feeding speed is increased while positioning feeding is achieved.
4. The axis of rotation top is provided with the polylith limiting plate, and the slip dish is when rising along the axis of rotation, and the limiting plate can block the slip dish, avoids the slip dish to slide too fast and break away from in the axis of rotation.
5. The work piece can all contact with passive clearance bull stick through passive clearance bull stick when moving in along the feeding slide, the upper and lower terminal surface of work piece, can roll on the surface of work piece when passive clearance bull stick contacts with the work piece, and then clears up the remaining debris in work piece surface.
6. Before sending into the machine with the work piece, fixture can control the work piece from last spray tube and through down between the spray tube, goes up the spray tube and can spray the lapping liquid in the liquid storage tank on the surface of work piece with lower spray tube, and the lapping liquid that drips from the work piece can flow back to the liquid storage tank through the recovery tube again, has realized spraying the function on the work piece surface with the lapping liquid when practicing thrift the lapping liquid.
7. The workpiece surface to be ground may have cracks or large pits, the cracks or pits are still difficult to eliminate after grinding, the detection mechanism can detect the upper end face and the lower end face of the workpiece in advance, and when the workpiece with the cracks or the large pits is detected, the detection mechanism can push the workpiece out of the feeding slideway, so that the functions of detecting in advance and rejecting unqualified workpieces are realized.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic structural view of a hidden part mechanism of the present invention.
Fig. 3 is a schematic cross-sectional view of the bottom case according to the present invention.
Fig. 4 is a schematic structural view of the feed chute of the present invention.
Fig. 5 is an exploded view of the construction of the slip sheet of the present invention.
Fig. 6 is a schematic structural view of the bottom of the sliding tray according to the present invention.
Fig. 7 is a schematic structural view of the top of the sliding disk of the present invention.
Fig. 8 is an enlarged schematic view of the structure of the clamping mechanism of the present invention.
Fig. 9 is a schematic structural view of a rotating shaft according to the present invention.
FIG. 10 is a schematic view of a reservoir tank of the present invention.
FIG. 11 is a schematic view of the detecting mechanism of the present invention.
Description of the reference numerals: 1. bottom shell, 101, support frame, 102, hydraulic cylinder, 103, upper grinding disc, 104, lower grinding disc, 2, fixing frame, 201, feeding slideway, 202, sliding plate, 2021, sliding block, 2022, limit baffle, 3, control motor, 301, toothed ring, 302, rotating gear, 303, rotating shaft, 3031, limit plate, 3032, T-shaped sliding chute, 304, wedge-shaped rotating block, 305, sliding disc, 3051, clamping motor, 3052, connecting shaft, 3053, first bevel gear, 3054, rotating rod, 3055, second bevel gear, 3056, third bevel gear, 3057, fourth bevel gear, 3058, rotating gear, 306, arc-shaped rotating plate, 3061, arc-shaped clamping rod, 307, control cylinder, 4, fixed block, 401, passive cleaning rotating rod, 5, liquid storage tank, 501, upper spray pipe, 502, lower spray pipe, 503, recovery pipe, 6, detection frame, 601, push-out cylinder, 602, push-out plate, 603, and rotating baffle.
Detailed Description
The invention is further described below with reference to the figures and examples.
Example 1
A feeding positioning device of a numerical control double-end-face grinder is disclosed, as shown in figures 1-11, and comprises a bottom shell 1, a support frame 101, a hydraulic cylinder 102, an upper grinding disc 103, a lower grinding disc 104, a fixing frame 2, a feeding slideway 201, a sliding plate 202, a control motor 3, a gear ring 301, a rotating gear 302, a rotating shaft 303, a sliding disc 305, a control cylinder 307, a lifting component and a clamping mechanism, wherein the support frame 101 is fixed on the bottom shell 1, the hydraulic cylinder 102 is installed on the support frame 101, a telescopic rod of the hydraulic cylinder 102 penetrates through the support frame 101 to be connected with the upper grinding disc 103, the bottom shell 1 is provided with the lower grinding disc 104, the upper grinding disc 103 and the lower grinding disc 104 respectively have power, the rotating directions of the upper grinding disc 103 and the lower grinding disc 104 are opposite during operation so as to grind the upper end face and the lower end face of a workpiece at the same time, each right-angle end of the bottom shell 1 is provided with the fixing frame 2, the fixing frame 2 is provided with the feeding slideway 201, the two sides of the feeding slideway 201 are provided with vertical baffles to prevent the workpiece from falling from the two sides of the feeding slideway 201, the feeding slideway 201 is internally provided with a sliding plate 202 in a sliding manner, the top surface of the sliding plate 202 is positioned at the same height with the bottom surface of the feeding slideway 201 in a normal state, the bottom shell 1 is internally provided with a control motor 3, an output shaft of the control motor 3 is connected with a gear ring 301, four right-angle ends in the bottom shell 1 are rotatably provided with a rotating shaft 303, the rotating shaft 303 is fixedly provided with a rotating gear 302, the rotating gear 302 is meshed with the gear ring 301, the control motor 3 can drive the rotating gear 302 and the rotating shaft 303 to rotate through the gear ring 301, the top of the rotating shaft 303 is provided with a sliding disc 305, the sliding disc 305 can rotate along with the rotating shaft 303, the sliding disc 305 can also slide up and down along the rotating shaft 303, the top of the bottom shell 1 is provided with a control cylinder 307, the top of a telescopic rod of the control cylinder 307 is slidably arranged in an annular chute arranged at the bottom of the sliding disc 305, the lifting assembly is arranged in the feeding slide 201 and used for supporting workpieces in the feeding slide 201, and the clamping mechanism is arranged on the sliding disc 305 and used for clamping and conveying the workpieces.
When the vibration plate is in work, the vibration plate is connected with the feeding slide way 201 on the fixed frame 2, the vibration plate is very convenient and fast to convey workpieces, when the workpieces are conveyed into the feeding slide way 201, the workpieces can slide along the feeding slide way 201 towards the direction of the double-end-face grinding machine, when the workpieces slide to the top of the sliding plate 202, the vibration plate can temporarily stop conveying the workpieces forwards, then the control motor 3 is started, the control motor 3 drives the rotary gear 302 to rotate through the toothed ring 301, the rotary gear 302 drives the rotating shaft 303 to rotate, the sliding plate 305 can also rotate along with the rotating shaft 303, the rotating shaft 303 drives the lifting assembly to move in the rotating process, when the lifting assembly moves, the sliding plate 202 can be jacked upwards to enable the workpieces on the sliding plate 202 to be lifted from the feeding slide way 201, at the moment, the control motor 3 is closed, the control cylinder 307 is started to pull the sliding plate 305 downwards to enable the sliding plate 305 to slide downwards along the rotating shaft 303, then, the clamping mechanism on the top of the sliding disc 305 is started again, the clamping mechanism clamps the workpiece on the sliding plate 202, then the sliding disc 305 and the clamping mechanism are pushed upwards through the control air cylinder 307, the workpiece also rises upwards along with the clamping mechanism, at the moment, the control motor 3 is started again, so that the rotating shaft 303 rotates again, the lifting assembly slides downwards, the sliding plate 202 also descends, the workpiece in the feeding chute 201 slides into the top of the sliding plate 202 again, the sliding disc 305 also rotates along with the rotating shaft 303 again, the clamping mechanism drives the workpiece to rotate along with the sliding disc 305, after rotating 180 degrees again, the control motor 3 is turned off, at the moment, the sliding disc 305 is pulled downwards through the control air cylinder 307, the clamping mechanism on the sliding disc 305 also descends, when the sliding disc 305 descends to the lowest position, the clamping mechanism loosens the workpiece, so that the workpiece falls onto the lower grinding disc 104, then the double-end-face grinding machine controls the lower grinding disc 104 to rotate by a certain angle, then the next workpiece is placed, after the workpiece is placed, the hydraulic cylinder 102 is started, the hydraulic cylinder 102 pushes the upper grinding disc 103 to move downwards and tightly adhere to the workpiece on the lower grinding disc 104, the double-end-face grinding machine is started, the upper grinding disc 103 and the lower grinding disc 104 rotate in the opposite direction, the upper end face and the lower end face of the workpiece are ground, and the function of positioning the grinding machine in the double end faces to convey the workpiece is achieved.
As shown in fig. 4-5, the lifting assembly includes a sliding block 2021, a limit baffle 2022, and a wedge-shaped rotating block 304, the top of the sliding plate 202 is provided with the limit baffle 2022, one side of the limit baffle 2022 facing the workpiece is arc-shaped, the bottom of the sliding plate 202 is fixed with the sliding block 2021, the sliding block 2021 can slide up and down in the feeding chute 201, the rotating shaft 303 is symmetrically fixed with the wedge-shaped rotating block 304, and the wedge-shaped rotating block 304 can be lifted up when contacting with the sliding block 2021.
When a workpiece slides along the feeding slide way 201, the limiting baffle 2022 on the sliding plate 202 contacts with the workpiece, and at this time, the workpiece is just located at a position to be clamped on the sliding plate 202, when the rotating shaft 303 rotates, the wedge-shaped rotating blocks 304 on both sides of the rotating shaft rotate along with the rotating shaft, and the wedge-shaped rotating blocks 304 contact with the sliding block 2021 and push the sliding block 2021 upwards in the rotating process, so that the sliding block 2021 drives the sliding plate 202 and the limiting baffle 2022 to ascend, and the workpiece on the sliding plate 202 also ascends along with the sliding block, when the sliding block 2021 ascends to the highest position, the motor 3 is controlled to stop running, and at this time, the workpiece is just lifted up from the feeding slide way 201 by the sliding plate 202, and the clamping mechanism just can clamp the workpiece from both sides of the workpiece, so as to realize the function of lifting up the workpiece in the feeding slide way 201.
As shown in fig. 7 to 8, the clamping mechanism includes an arc-shaped rotating plate 306, an arc-shaped clamping bar 3061 and a driving device, a T-shaped sliding slot 3032 is formed at the top of the rotating shaft 303, the arc-shaped rotating plate 306 is rotatably connected to the sliding disc 305, the arc-shaped clamping bar 3061 is arranged on each arc-shaped rotating plate 306, a horizontal supporting plate for supporting the workpiece is arranged at the bottom of the arc-shaped clamping bar 3061, the driving device is mounted on the sliding disc 305, the driving device includes a clamping motor 3051, a connecting shaft 3052, a first bevel gear 3053, a rotating rod 3054, a second bevel gear 3055, a third bevel gear 3056, a fourth bevel gear 3057 and a rotating gear 3058, the clamping motor 3051 is mounted on the sliding disc 305, an output shaft of the clamping motor 3051 is connected with the connecting shaft 3052, the first bevel gear 3053 is fixed on the connecting shaft 3052, a rotating rod 4 is rotatably arranged on the sliding disc 305, a second bevel gear 3055 and a third bevel gear 3056 are fixed on the rotating disc 3054, the sliding gear 3055 and the third bevel gear 3056 are fixed, the sliding gear 3055 is meshed with the first bevel gear 3053, the rotating disc 305 is provided with the arc-shaped rotating plate 306, the arc-shaped rotating plate 306 is fixed with the fourth bevel gear 3057 is fixed on the fourth bevel gear 3056, the fourth bevel gear 3057 or the driving device can be meshed with the third bevel gear 3057, the workpiece can be driven by the third bevel gear 3056, the workpiece can be driven by the third bevel gear 3057 and the workpiece can be loosened by the third bevel gear 3057 and the arc-shaped sliding gear 3057 and the workpiece can be fixed, the workpiece can be driven.
When the sliding plate 202 holds a workpiece upwards, the control cylinder 307 is started, the control cylinder 307 pulls the sliding disc 305 to slide downwards along the T-shaped sliding chute 3032 on the rotating shaft 303, the mechanism on the top of the sliding disc 305 also moves downwards, the control cylinder 307 is closed when the sliding disc 305 descends to the lowest position, the clamping motor 3051 is started, the clamping motor 3051 drives the first bevel gear 3053 to rotate through the connecting shaft 3052, the first bevel gear 3053 drives the rotating rod 3054 to rotate through the second bevel gear 3055, the third bevel gears 3056 on two ends of the rotating rod 3054 also rotate along with the first bevel gear 3053, the rotating gear 3058 on the bottom of the fourth bevel gear 3057 rotates along with the first bevel gear 3055, the fourth bevel gear 3057 drives the arc-shaped rotating plate 306 on one end of the sliding disc 305 to rotate and approach each other, the arc-shaped rotating plates 306 on the sliding disc 305 are provided with four arc-shaped rotating gears 3058 on two arc-shaped rotating plates 306 on the same side of the sliding disc 305, the arc-shaped rotating plates 306 are meshed with each other arc-shaped rotating plate 306, and the four arc-shaped rotating gears 3058 are driven to rotate along with each other arc-shaped rotating plate 306, so that the workpiece can be clamped or clamped by the four arc-shaped rotating plates 306 at the same time, and the workpiece can be loosened simultaneously.
As shown in fig. 9, the rotating shaft 303 further includes a limiting plate 3031, the limiting plate 3031 is fixed on the top of the rotating shaft 303, 3 limiting plates 3031 are provided, and 3 limiting plates 3031 are all fixed on the top of the rotating shaft 303.
When the control cylinder 307 pushes the sliding tray 305 to move up, the stopper plate 3031 on the rotating shaft 303 restricts the position of the sliding tray 305, thereby preventing the sliding tray 305 from moving up too much and being separated from the rotating shaft 303.
As shown in fig. 4-5, the feeding chute 201 further includes a fixed block 4 and a passive cleaning rotating rod 401, the fixed blocks 4 are symmetrically fixed on the feeding chute 201, and the passive cleaning rotating rod 401 is rotatably arranged between the fixed blocks 4; when the work piece passes through in can following two passive clearance bull sticks 401 along feeding slide 201 slip, two passive clearance bull sticks 401 all overlap to be equipped with the deashing sticky mat outward, when the work piece through passive clearance bull stick 401, passive clearance bull stick 401 can be driven rotatoryly by the work piece, and debris or the dust of work piece upper and lower both ends face will be cleared away by the deashing sticky mat, realize the function of clean work piece.
As shown in fig. 1 and 10, the bottom case 1 further includes a liquid storage tank 5, an upper spray pipe 501, a lower spray pipe 502 and a recovery pipe 503, the liquid storage tank 5 is installed on the bottom case 1, the upper spray pipe 501 and the lower spray pipe 502 are arranged on the liquid storage tank 5, the upper spray pipe 501 and the lower spray pipe 502 can both extract the grinding fluid from the liquid storage tank 5 and spray the grinding fluid outwards, the recovery pipe 503 is arranged outside the lower spray pipe 502, the recovery pipe 503 is communicated with the liquid storage tank 5, the grinding fluid sprayed from the upper spray pipe 501 and the lower spray pipe 502 can flow back to the liquid storage tank 5 along the recovery pipe 503, and the function of recovering and utilizing the grinding fluid is achieved.
In the process that the clamping mechanism clamps the workpiece and conveys the workpiece into the grinding machine, the workpiece can pass through the space between the upper spray pipe 501 and the lower spray pipe 502, the upper spray pipe 501 and the lower spray pipe 502 can extract grinding fluid from the liquid storage tank 5 and spray the grinding fluid to the upper end surface and the lower end surface of the workpiece, the excessive grinding fluid can fall into the recovery pipe 503, the grinding fluid can flow back to the liquid storage tank 5 from the gap between the recovery pipe 503 and the lower spray pipe 502, the function of spraying the grinding fluid to the upper end surface and the lower end surface of the workpiece is realized, and the grinding fluid dropping from the workpiece can be recovered.
As shown in fig. 11, the fixing frame 2 further includes a detecting mechanism for detecting whether the upper and lower surfaces of the workpiece to be ground are damaged; when the workpiece has a crack or a large pit, the workpiece after grinding is still difficult to use, and the detection mechanism can detect the workpiece having the above problem and reject the workpiece to realize a function of detecting the condition of the workpiece.
As shown in fig. 11, the detection mechanism includes a detection frame 6, a push-out cylinder 601, an arc-shaped push plate 602 and a rotation baffle 603, the detection frame 6 is disposed on the fixing frame 2, a sensor capable of detecting the end face of the workpiece is disposed on the inner side face of the detection frame 6, the detection frame 6 passes through the feeding chute 201, the push-out cylinder 601 is fixed on the fixing frame 2, the push-out cylinder 601 can receive a control signal of the detection frame 6, an expansion rod of the push-out cylinder 601 is connected with the arc-shaped push plate 602, the feeding chute 201 is further rotatably disposed with the rotation baffle 603, and the rotation baffle 603 can automatically rotate and reset.
The inner side of the detection frame 6 is provided with a sensor for detection, when a workpiece slides along the feeding slide way 201, the detection frame 6 in the feeding slide way 201 can detect the upper end surface and the lower end surface of the workpiece, if the upper end surface and the lower end surface of the workpiece have no problem, the workpiece can continuously move along the feeding slide way 201, if the upper end surface and the lower end surface of the workpiece have problems such as cracks or large pits, the push-out cylinder 601 can receive a signal of the detection frame 6, the push-out cylinder 601 starts and drives the arc push plate 602 to move, the arc push plate 602 can push the workpiece with problems out of the feeding slide way 201, the workpiece can prop open the rotating baffle 603 on the feeding slide way 201 and slide out, and the functions of detecting the condition of the workpiece and removing the damaged workpiece are achieved.
The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.
Claims (8)
1. A feeding positioning device of a numerical control double-end-face grinding machine comprises a bottom shell (1), a support frame (101), a hydraulic cylinder (102), an upper grinding disc (103), a lower grinding disc (104) and a fixing frame (2), wherein the support frame (101) is fixed on the bottom shell (1), the hydraulic cylinder (102) is installed on the support frame (101), a telescopic rod of the hydraulic cylinder (102) penetrates through the support frame (101) to be connected with the upper grinding disc (103), the lower grinding disc (104) is installed on the bottom shell (1), the fixing frame (2) is arranged outside the bottom shell (1), the feeding positioning device is characterized by further comprising a feeding slide way (201), a sliding plate (202), a control motor (3), a toothed ring (301), a rotating gear (302), a rotating shaft (303), a sliding disc (305), a control cylinder (307), a lifting assembly and a clamping mechanism, the feeding slide way (201) is installed on the fixing frame (2), the sliding plate (202) is arranged in the feeding slide way (201), the control motor (3) is arranged in the bottom shell (1), an output toothed ring (301) of the control motor (3) is connected with the rotating gear (301), the rotating shaft (1) is rotationally arranged in the rotating gear (303), the rotating gear (303) is fixed on the rotating gear (303), the rotating gear (302) is meshed with the rotating gear (302), the top of axis of rotation (303) is equipped with slip dish (305), and control cylinder (307) are installed at drain pan (1) top, and the telescopic link top of control cylinder (307) slides and sets up in slip dish (305), and the lifting subassembly sets up in feeding slide (201), and the lifting subassembly is used for holding up the work piece in feeding slide (201), and fixture sets up on slip dish (305), and fixture is used for the centre gripping and carries the work piece.
2. The feeding positioning device of the numerical control double-ended grinder as claimed in claim 1, wherein the lifting assembly comprises a sliding block (2021), a limit baffle (2022) and a wedge-shaped rotating block (304), the limit baffle (2022) is arranged on the top of the sliding plate (202), the sliding block (2021) is fixed on the bottom of the sliding plate (202), and the wedge-shaped rotating block (304) is symmetrically fixed on the rotating shaft (303).
3. The feeding and positioning device of the numerical control double-end-face grinding machine as claimed in claim 1, wherein the clamping mechanism comprises an arc-shaped rotating plate (306), an arc-shaped clamping rod (3061) and a driving device, a T-shaped sliding groove (3032) is formed in the top of the rotating shaft (303), the arc-shaped rotating plate (306) is connected to the sliding disc (305) in a rotating mode, the arc-shaped clamping rod (3061) is arranged on each arc-shaped rotating plate (306), the driving device is installed on the sliding disc (305), and the driving device can drive the arc-shaped rotating plate (306) to rotate so as to clamp or loosen a workpiece.
4. The feeding positioning device of the numerical control double-ended grinder as claimed in claim 1, wherein the rotating shaft (303) further comprises a limiting plate (3031), and the limiting plate (3031) is fixed on the top of the rotating shaft (303).
5. The feeding positioning device of the numerical control double-end-face grinder as claimed in claim 1, wherein the feeding chute (201) further comprises fixing blocks (4) and passive cleaning rotating rods (401), the fixing blocks (4) are symmetrically fixed on the feeding chute (201), and the passive cleaning rotating rods (401) are rotatably arranged between the fixing blocks (4).
6. The feeding and positioning device of the numerical control double-end grinder as claimed in claim 1, wherein the bottom case (1) further comprises a liquid storage tank (5), an upper spray pipe (501), a lower spray pipe (502) and a recovery pipe (503), the liquid storage tank (5) is mounted on the bottom case (1), the upper spray pipe (501) and the lower spray pipe (502) are arranged on the liquid storage tank (5), the recovery pipe (503) is arranged outside the lower spray pipe (502), the recovery pipe (503) is communicated with the liquid storage tank (5), and grinding liquid sprayed from the upper spray pipe (501) and the lower spray pipe (502) flows back to the liquid storage tank (5) along the recovery pipe (503).
7. The feeding and positioning device of a numerical control double-ended grinding machine according to claim 1, characterized in that the fixing frame (2) further comprises a detection mechanism for detecting whether the upper and lower surfaces of the workpiece to be ground are damaged.
8. The feeding positioning device of the numerical control double-end-face grinding machine according to claim 7, characterized in that the detection mechanism comprises a detection frame (6), a push-out cylinder (601), an arc-shaped push plate (602) and a rotary baffle (603), the detection frame (6) is arranged on the fixed frame (2), the detection frame (6) penetrates through the feeding slideway (201), the push-out cylinder (601) is fixed on the fixed frame (2), an expansion link of the push-out cylinder (601) is connected with the arc-shaped push plate (602), and the rotary baffle (603) is further rotatably arranged on the feeding slideway (201).
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| CN202211589127.2A CN115570458B (en) | 2022-12-12 | 2022-12-12 | Feeding positioning device of numerical control double-end-face grinding machine |
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| CN202211589127.2A CN115570458B (en) | 2022-12-12 | 2022-12-12 | Feeding positioning device of numerical control double-end-face grinding machine |
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| CN115570458A true CN115570458A (en) | 2023-01-06 |
| CN115570458B CN115570458B (en) | 2023-04-11 |
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| CN117086774A (en) * | 2023-10-19 | 2023-11-21 | 新乡市斯凯夫机械有限公司 | Special grinding machine and grinding process for ceramic parts |
| CN117549154A (en) * | 2024-01-12 | 2024-02-13 | 河南普瑞赛斯数控机床有限公司 | Precise numerical control double-end-face grinding machine |
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| CN115570458B (en) | 2023-04-11 |
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