CN114227449A - Grinding machine structure for hardware machining - Google Patents
Grinding machine structure for hardware machining Download PDFInfo
- Publication number
- CN114227449A CN114227449A CN202111256558.2A CN202111256558A CN114227449A CN 114227449 A CN114227449 A CN 114227449A CN 202111256558 A CN202111256558 A CN 202111256558A CN 114227449 A CN114227449 A CN 114227449A
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- 238000003754 machining Methods 0.000 title abstract description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 146
- 229910052742 iron Inorganic materials 0.000 claims abstract description 72
- 238000004140 cleaning Methods 0.000 claims abstract description 40
- 238000012545 processing Methods 0.000 claims abstract description 36
- 230000007246 mechanism Effects 0.000 claims abstract description 22
- 238000001816 cooling Methods 0.000 claims abstract description 18
- 230000000903 blocking effect Effects 0.000 claims abstract description 5
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 238000013519 translation Methods 0.000 claims description 28
- 238000001914 filtration Methods 0.000 claims description 26
- 238000001179 sorption measurement Methods 0.000 claims description 23
- 238000012546 transfer Methods 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 7
- 238000009826 distribution Methods 0.000 claims description 7
- 238000005498 polishing Methods 0.000 claims description 5
- 238000005192 partition Methods 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 4
- 238000012216 screening Methods 0.000 claims description 3
- 210000002421 cell wall Anatomy 0.000 claims 1
- 239000003433 contraceptive agent Substances 0.000 claims 1
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- 238000003780 insertion Methods 0.000 description 3
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- 230000005389 magnetism Effects 0.000 description 3
- QJVKUMXDEUEQLH-UHFFFAOYSA-N [B].[Fe].[Nd] Chemical compound [B].[Fe].[Nd] QJVKUMXDEUEQLH-UHFFFAOYSA-N 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910001172 neodymium magnet Inorganic materials 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 229910000760 Hardened steel Inorganic materials 0.000 description 1
- 239000006061 abrasive grain Substances 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
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- 230000002452 interceptive effect Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
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- 239000012780 transparent material Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
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
- B24B19/00—Single-purpose machines or devices for particular grinding operations not covered by any other main group
-
- 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
- B24B27/0046—Column 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
-
- 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
- B24B55/02—Equipment for cooling the grinding surfaces, e.g. devices for feeding coolant
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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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- 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)
- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
A grinding machine structure for hardware machining comprises a machine tool base, a workbench arranged at the top of the machine tool base, a grinding machine head arranged above the workbench, a moving mechanism arranged on the workbench and used for driving the grinding machine head to move up and down and left and right to machine a workpiece, a clamping device arranged at the top of the workbench and used for clamping the workpiece, a baffle plate assembly used for blocking scrap iron, a blanking port arranged on the workbench and penetrating through the machine tool base, and a scrap iron cleaning device arranged below the blanking port; a driving piece for driving the baffle plate assembly to slide up and down along the vertical direction is arranged in the machine tool base, and the baffle plate assembly consists of a plurality of baffle plates which are sequentially connected to enclose a grinding area; the grinding machine head is connected with an air cooling mechanism, and the air outlet direction of the air cooling mechanism faces towards the clamping device. The invention can effectively reduce the temperature of the grinding area, ensure the processing quality of workpieces, effectively prolong the service life of equipment and have higher use value.
Description
Technical Field
The invention relates to the field of grinding machines, in particular to a grinding machine structure for hardware machining.
Background
Grinding machines are widely used in machining, and are machine tools that grind a workpiece with a grinding tool to obtain a desired shape, size, and precision machined surface of the workpiece. Grinding machines are highly precise and grind relatively small rough surfaces, which can produce a large amount of scrap during the grinding of the workpiece. Grinding wheel grinding is a method for cutting a workpiece on a grinding machine by using a grinding wheel as a cutting tool, and because grinding wheel abrasive grains have high hardness and heat resistance, materials with high hardness, such as hardened steel, hard alloy and the like, can be ground, and the temperature of a grinding area is high due to severe friction, so that stress and deformation of the workpiece can be caused, and even the surface of the workpiece is burnt.
In the prior art, chinese patent No. 201911023109.6 provides a grinding machine with garbage collection device, and this technical scheme stops the iron fillings that splash when the polishing head polishes the work piece through setting up the baffle subassembly on the grinding machine, makes iron fillings can not direct and human contact, has reduced the iron fillings that splash when polishing the work piece and to the safety threat of human body. However, when the baffle plate assembly works, the baffle plate of the baffle plate assembly surrounds the periphery of the grinding area, so that the cold air flow speed of the grinding area is slow, and the heat dissipation of the grinding area is not facilitated, and improvement is needed.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a grinding machine structure for hardware processing.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a grinding machine structure for hardware machining comprises a machine tool base, a workbench arranged at the top of the machine tool base, a grinding machine head arranged above the workbench, a moving mechanism arranged on the workbench and used for driving the grinding machine head to move up and down and left and right to machine a workpiece, a clamping device arranged at the top of the workbench and used for clamping the workpiece, a baffle plate assembly used for blocking scrap iron, a blanking port arranged on the workbench and penetrating through the machine tool base, and a scrap iron cleaning device arranged below the blanking port; a driving piece for driving the baffle plate assembly to slide up and down along the vertical direction is arranged in the machine tool base, the baffle plate assembly is composed of a plurality of baffle plates which are sequentially connected to enclose a grinding area, and the clamping device and the blanking port are positioned in the grinding area; the method is characterized in that: the grinding machine head is connected with an air cooling mechanism, and the air outlet direction of the air cooling mechanism faces towards the clamping device.
In the invention, the clamping device comprises a clamping base, a rotary circular table and a plurality of clamping blocks, wherein the clamping base is fixedly arranged on a workbench, the center of the top surface of the clamping base is provided with a rotary groove in a downward concave manner, the rotary circular table is rotatably connected in the rotary groove, and a clamping driving structure for driving the rotary circular table to rotate relative to the clamping base is arranged between the clamping base and the rotary circular table; the top surface of the clamping base is provided with a plurality of annularly distributed connecting cylinders, and each connecting cylinder is rotatably connected with one clamping block; the fixture block is the arc setting, be equipped with the arc guide slot on the fixture block, be equipped with the drive cylinder that a plurality of annular distribute on the top surface of rotatory round platform, sliding connection has one in the arc guide slot of each fixture block drive cylinder, when rotatory round platform is rotatory, drive cylinder drives through sliding in the arc guide slot fixture block centre gripping or release work piece.
In the invention, the clamping driving structure comprises a first driving gear, a clamping driving shaft and a second driving gear, the second driving gear is fixedly arranged on the bottom surface of the rotary circular table, the side surface of the clamping base is communicated with a clamping driving hole of the rotary groove, a clamping driving bearing is arranged in the clamping driving hole, the clamping driving shaft is arranged on the clamping driving bearing, one end of the clamping driving shaft penetrates through the clamping driving hole to protrude out of the clamping base, the other end of the clamping driving shaft extends into the rotary groove to be fixedly connected with the second driving gear, and the second driving gear is meshed with the first driving gear.
In the invention, a rotary guide ring is arranged on the groove wall of the rotary groove in a surrounding manner, the rotary circular truncated cone comprises a rotary tray positioned at the upper part of the rotary guide ring and a rotary bottom plate positioned at the lower part of the rotary guide ring, the edge of the bottom surface of the rotary tray is in sliding contact fit with the top surface of the rotary guide ring, a rotary cylinder is convexly arranged at the central position of the bottom surface of the rotary tray, the lower end of the rotary cylinder penetrates through the inner ring of the rotary guide ring to be connected with the rotary bottom plate, and the first driving gear is fixedly arranged on the bottom surface of the rotary bottom plate.
In the invention, a locking structure which is used for locking the rotary round table to be non-rotatable and can be unlocked after being locked is arranged on the clamping base.
In the invention, the scrap iron cleaning device comprises a cleaning box, a filtering sieve plate, a magnetic adsorption device and a transfer driving structure;
the cleaning box is internally provided with a processing area, the lower part of the processing area is divided into a first collecting tank and a second collecting tank which are adjacently arranged at the left and the right by a collecting partition plate at intervals, and the top of the cleaning box is provided with a chip inlet which is communicated with the processing area and is positioned right above the first collecting tank;
the filtering sieve plate is arranged in the first collecting tank in a vertically movable mode and used for receiving and screening scrap iron entering from the scrap iron inlet;
the magnetic adsorption device is installed at the upper part of the treatment area in a left-right moving mode and is used for conveying the scrap iron on the filter sieve plate into the second collecting tank;
and the transfer driving structure is in transmission connection with the magnetic adsorption device and is used for driving the magnetic adsorption device to move left and right.
According to the invention, a transverse guide rail and a translation linkage groove are arranged on the wall surface of the upper part of the treatment area, the transverse guide rail is arranged on the wall surface of the upper part of the treatment area, a translation base is slidably arranged on the transverse guide rail, and the magnetic adsorption device is fixedly arranged on the translation base; a working area behind the processing area is arranged in the cleaning box, the translation linkage groove is formed in the wall surface of the upper portion of the processing area, the processing area is communicated with the working area through the translation linkage groove, and a linkage shaft which penetrates through the translation linkage groove and extends into the working area is installed on the translation base; the transfer driving structure comprises a driving rotating shaft, a crank, a connecting rod and a motor, wherein the driving rotating shaft is rotatably installed in a working area through a driving bearing seat, one end of the crank is fixedly connected with the driving rotating shaft, the other end of the crank is hinged with the connecting rod, one end of the connecting rod, far away from the crank, is hinged with the linkage shaft, and an output shaft of the motor is in transmission connection with the driving rotating shaft so as to drive the driving rotating shaft to rotate.
In the invention, the magnetic adsorption device is a permanent magnetic chuck fixedly arranged on the translation base, the permanent magnetic chuck comprises a chuck body and a chuck handle arranged on the chuck body, opening fixed shafts and closing fixed shafts are arranged on the wall surface of the upper part of the treatment area at intervals along the horizontal direction, and the chuck handle extends into the space between the opening fixed shafts and the closing fixed shafts and moves between the opening fixed shafts and the closing fixed shafts.
In the invention, the air cooling mechanism comprises an air guide opening, a fan and a first air pipe, the fan is connected with a machine tool base or a workbench, at least one air guide opening is arranged on the grinding machine head, the air outlet end of the fan is connected with the air guide opening through the first air pipe, and the air outlet direction of the air guide opening faces towards the clamping device.
In the invention, the motor is a pneumatic motor, the first air pipe is connected with an air distribution pipe, and the air distribution pipe is connected with an air inlet end of the pneumatic motor.
The invention has the beneficial effects that:
1. the clamping device is provided with the air cooling mechanism, so that cold air can be blown towards the clamping device, and heat in the grinding area is taken away after the cold air enters the grinding area, so that the workpiece is prevented from generating stress and deformation and is easy to burn, and the processing quality of the workpiece is effectively ensured;
2. when cold air blown out by the air cooling mechanism enters the grinding area, most of scrap iron in the grinding area can be blown down into the scrap iron cleaning device, so that the difficulty of cleaning by workers is reduced, and the accumulation of iron scraps in the grinding area is prevented;
3. cold air blown out by the air cooling mechanism can enter the scrap iron cleaning device at the same time, and the heat of the scrap iron cleaning device is taken away, so that the service life of the scrap iron cleaning device is prolonged;
4. the clamping device can adapt to workpieces of different specifications through the cambered surface of the clamping block, and the frequency of replacing the clamping device is effectively reduced, so that the aims of improving the production efficiency and reducing the production cost are fulfilled;
5. iron fillings cleaning device can be categorised according to the thickness of iron fillings, makes things convenient for the recovery processing of mill.
In conclusion, the temperature of the grinding area can be effectively reduced, the processing quality of workpieces is ensured, the service life of equipment can be effectively prolonged, and the method has high use value.
Drawings
The invention is further illustrated by the following figures and embodiments:
FIG. 1 is a schematic structural view of example 1;
FIG. 2 is a plan view of the holding jig of embodiment 1 mounted on a table;
FIG. 3 is a perspective view of a holding jig in embodiment 1;
FIG. 4 is a schematic view showing an internal structure of a holding apparatus according to embodiment 1;
FIG. 5 is an enlarged view of I in FIG. 4;
FIG. 6 is a plan view of a lock structure in embodiment 1;
FIG. 7 is a schematic view showing the lock stopper in the unlocked state after being withdrawn from the upper lock hole groove in embodiment 1;
FIG. 8 is a schematic view of the internal structure of the iron scrap cleaning apparatus;
FIG. 9 is a schematic view of the internal structure of the iron scrap cleaning device at another angle;
FIG. 10 is a schematic structural diagram of a transfer driving structure;
FIG. 11 is a schematic structural view of example 2;
FIG. 12 is a schematic structural view of example 4.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.
Referring to fig. 1 to 10, a grinding machine structure for hardware processing comprises a machine tool base 100, a workbench 200 arranged at the top of the machine tool base 100, a grinding machine head 300 arranged above the workbench 200, a moving mechanism 400 arranged on the workbench 200 and used for driving the grinding machine head 300 to move up, down, left and right to process a workpiece, a clamping device 500 arranged at the top of the workbench 200 and used for clamping the workpiece, a baffle assembly 600 used for blocking scrap iron, a blanking port arranged on the workbench 200 and penetrating through the machine tool base 100, and a scrap iron cleaning device 700 arranged below the blanking port, wherein the grinding machine head 300 is used for installing a grinding head 800 and driving the grinding head 800 to rotate to grind the workpiece; the machine tool base 100 is internally provided with a driving piece 900 for driving the baffle assembly 600 to slide up and down along the vertical direction, the baffle assembly 600 is composed of a plurality of baffles which are sequentially connected to form a grinding area, and the baffles are made of transparent materials. The driving member 900 is a cylinder. The baffle assembly 600 is driven to slide downwards through the air cylinder so as to reduce the height of the baffle assembly 600, and therefore a worker can conveniently position a workpiece. Four guide posts for guiding the baffle assembly 600 are vertically arranged on the workbench 200, the four guide posts are respectively penetrated at the turning positions of the baffle assembly 600, and the baffle assembly 600 is connected with the guide posts in a sliding manner along the vertical direction. The blanking mouth comprises a plurality of openings 101 around clamping device 500 periphery distribution, clamping device 500 and blanking mouth are located the grinding district.
Further, be connected with air cooling mechanism on the aircraft nose 300 of polishing, air cooling mechanism's air-out direction is towards clamping device 500, and air cooling mechanism bloies to the grinding district, and cold wind flow direction blanking mouth to drive in iron fillings get into iron fillings cleaning device 700, this kind of mode makes the cold wind that air cooling mechanism blew out can be simultaneously to the device in the grinding district and iron fillings cleaning device 700 air-cooled cooling.
The workpiece is clamped by the clamping device 500, the baffle plate assembly 600 is driven to move upwards by the driving piece 900, and the grinding machine head 300 is driven to grind the workpiece, so that the scrap iron splashed when the grinding machine head 300 grinds the workpiece cannot directly contact with a human body due to the blocking effect of the baffle plate assembly 600, but is blocked by the baffle plate and falls into a grinding area surrounded by the baffle plate assembly 600, and the safety threat of the scrap iron splashed when the workpiece is ground to the human body is reduced; after the workpiece is polished, the baffle assembly 600 is driven to descend, the top of the baffle is made to be level with the surface of the workbench 200, then a worker can manually brush iron chips on the periphery of the blanking port to the blanking port through a brush, and the iron chips enter the iron chip cleaning device 700 below the blanking port through the blanking port to be classified in thickness.
Referring to fig. 3-7, the clamping device 500 includes a clamping base 1A, a rotary circular table 2A, and a plurality of clamping blocks 3A, the clamping base 1A is fixedly mounted on the worktable 200, a rotary groove is recessed downward in the center of the top surface of the clamping base 1A, the rotary circular table 2A is rotatably connected in the rotary groove, and a clamping driving structure for driving the rotary circular table 2A to rotate relative to the clamping base 1A is disposed between the clamping base 1A and the rotary circular table 2A; the top surface of the clamping base 1A is provided with a plurality of annularly distributed connecting cylinders 4A, and each connecting cylinder 4A is rotatably connected with one clamping block 3A; the utility model discloses a rotary table, including grip block 3A, last arc guide slot 5A of grip block 3A, be equipped with the drive cylinder 6A that a plurality of annular distribute on rotary table 2A's the top surface, sliding connection has one in each grip block 3A's the arc guide slot 5A drive cylinder 6A, when rotary table 2A is rotatory, drive cylinder 6A drives through sliding in arc guide slot 5A grip block 3A centre gripping or release work piece.
In a preferred embodiment, an arc-shaped top tooth section for tightly pushing against the workpiece is convexly arranged on one side of the clamping block 3A, and the arc-shaped top tooth section is composed of a plurality of top teeth 7A which are arranged along the arc of the clamping block 3A, so that the arc-shaped top tooth section can adapt to irregular workpieces, the universality of the clamping device 500 is improved, and workpieces with various shapes and specifications can be clamped.
As the preferred embodiment, centre gripping drive structure includes first drive gear 8A, centre gripping drive shaft 9A, second drive gear 10A, ratchet spanner, second drive gear 10A sets firmly on rotatory round platform 2A's bottom surface, intercommunication on the side of centre gripping base 1A the centre gripping drive hole of rotatory recess, install centre gripping drive bearing in the centre gripping drive hole, centre gripping drive shaft 9A installs on the centre gripping drive bearing, centre gripping drive shaft 9A's one end is passed centre gripping drive hole and is outstanding outside centre gripping base 1A with ratchet spanner swing joint, the other end stretches into the interior fixedly connected with of rotatory recess second drive gear 10A, second drive gear 10A with first drive gear 8A meshes. The workman can drive through ratchet spanner the centre gripping drive shaft 9A is rotatory, centre gripping drive shaft 9A orders about first drive gear 8A through second drive gear 10A and drives rotatory round platform 2A is rotatory to let drive cylinder 6A on the rotatory round platform 2A slide in arc guide slot 5A, ratchet spanner does not show in the drawing.
As a preferred embodiment, a rotating guide ring 11A is annularly arranged on a groove wall of the rotating groove, the rotating circular truncated cone 2A includes a rotating tray 12A located on an upper portion of the rotating guide ring 11A, and a rotating bottom plate 13A located on a lower portion of the rotating guide ring 11A, an edge of a bottom surface of the rotating tray 12A is in sliding contact fit with a top surface of the rotating guide ring 11A, a rotating cylinder 14A is convexly arranged at a central position of the bottom surface of the rotating tray 12A, a lower end of the rotating cylinder 14A penetrates through an inner ring of the rotating guide ring 11A to be connected with the rotating bottom plate 13A, and the first driving gear 8A is fixedly mounted on the bottom surface of the rotating bottom plate 13A; the circumferential surface of the rotating cylinder 14A is in sliding contact fit with the inner circumferential surface of the rotating guide ring 11A, and the edge of the top surface of the rotating base plate 13A is in sliding contact fit with the bottom surface of the rotating guide ring 11A.
In a preferred embodiment, the driving cylinder 6A is rotatably connected to the top surface of the rotary circular table 2A so that the driving cylinder 6A slides in the arc-shaped guide groove 5A. The concrete structure is as follows: the top surface of the rotary tray 12A is provided with a plurality of drive mounting grooves distributed in an annular shape in a concave mode, a drive bearing is mounted in each drive mounting groove, one drive cylinder 6A is mounted on each drive bearing, and the drive mounting grooves and the drive bearings are not shown in the attached drawings.
In a preferred embodiment, since a certain vibration is generated in both the workpiece and the clamping device 500 when the workpiece is ground, the workpiece is loosened in order to prevent the first drive gear 8A, the clamping drive shaft 9A, the second drive gear 10A, and the like from rotating due to the vibration. Be equipped with on the centre gripping base 1A and be used for with rotatory round platform 2A locks nonrotatably and can the locking structure of unblock after the locking, locking structure will after first drive gear 8A locks, it is nonrotatably locked simultaneously with its rotatory round platform 2A of being connected to improve the stability of the fixed work piece of grip block 3A centre gripping.
In this embodiment, the locking structure includes locking inserted shaft 15A, locking kicking block 16A, locking spring 17A, be equipped with the intercommunication on centre gripping base 1A's the lateral surface the locking through-hole of rotatory recess, locking inserted shaft 15A movable mounting is in the locking through-hole, locking inserted shaft 15A's one end is passed locking through-hole articulates in stretching into the rotatory recess locking kicking block 16A, the protruding is provided with on the locking kicking block 16A and is arranged in inserting between the teeth of a cogwheel of first drive gear 8A with the card is died first drive gear 8A's latch 19A, and locking inserted shaft 15A is articulated with locking kicking block 16A, can make things convenient for locking kicking block 16A to go from the line and change the angle, makes latch 19A adapt to the teeth of a cogwheel of first drive gear 8A, carries out the locking action. Further, a spring accommodating groove is formed in the inner end of the locking through hole, an upper locking hole groove 18A is formed in the outer end of the locking through hole, the locking spring 17A is arranged in the spring accommodating groove and sleeved on the locking insertion shaft 15A, a locking driving portion 20A is arranged on the locking insertion shaft 15A, one end of the locking spring 17A is abutted to the spring accommodating groove, the other end of the locking spring 17A is abutted to the locking driving portion 20A, and the locking driving portion 20A is used for being matched with the locking spring 17A to drive the locking insertion shaft 15A to move towards being inserted into the rotating groove, so that the latch 19A is matched with gear teeth of the first driving gear 8A; the locking plug shaft 15A is further provided with a locking limiting portion 23A which can enter or exit the upper lock hole groove 18A along with the movement of the locking plug shaft 15A, after the locking limiting portion 23A completely exits the upper lock hole groove 18A, the locking limiting portion 23A and the upper lock hole groove 18A can be arranged in a staggered mode by rotating the locking plug shaft 15A, then the locking limiting portion abuts against the outer side of the clamping base 1A, at the moment, the latch 19A is separated from the gear teeth of the first driving gear 8A, and therefore the first driving gear 8A is kept in an unlocking state, and a worker can drive the clamping block 3A to clamp or release a workpiece through the clamping driving mechanism.
As a preferred embodiment, referring to fig. 8-10, the scrap iron cleaning device 700 comprises a cleaning box 1B, a filtering sieve plate 2B, a magnetic adsorption device and a transfer driving structure; the cleaning box 1B is connected with the machine tool base 100 through a connecting piece, and the cleaning box 1B is fixed with the machine tool base 100 through the connecting piece, so that the use stability of the scrap iron cleaning device 700 is improved; a processing area is arranged in the cleaning box 1B, the lower part of the processing area is divided into a first collecting tank 3B and a second collecting tank 4B which are adjacently arranged at the left and right by a collecting partition plate 8B at intervals, and a scrap inlet which is communicated with the processing area and is positioned right above the first collecting tank 3B is formed in the top of the cleaning box 1B so that scrap iron can enter the processing area conveniently; the cleaning box 1B is provided with two movable doors 5B, and the two movable doors 5B are respectively used for opening the first collecting tank 3B and the second collecting tank 4B;
the scrap iron collecting device comprises a filtering sieve plate 2B, wherein the filtering sieve plate 2B is arranged in a first collecting tank 3B in a vertically movable mode and is used for receiving scrap iron entering from a scrap inlet and screening the scrap iron, after the scrap iron falls onto the filtering sieve plate 2B, smaller scrap iron passes through sieve holes of the filtering sieve plate 2B and then continuously falls into the first collecting tank 3B downwards, larger scrap iron rolls along the inclined direction of the filtering sieve plate 2B to be close to a second collecting tank 4B, a material guide hopper 6B is arranged at the upper end of the scrap inlet, the material guide hopper 6B seals the lower end of a blanking port, and the scrap iron falls from the blanking port and then enters a processing area through the material guide hopper 6B in a guiding mode; the filtering sieve plate 2B is arranged in a drawer type structure, so that the filtering sieve plate 2B can be drawn out from the first collecting tank 3B and taken out of the cleaning box 1B for cleaning.
The magnetic adsorption device is installed at the upper part of the treatment area in a left-right moving mode and is used for conveying the scrap iron on the filter sieve plate 2B into the second collecting tank 4B;
and the transfer driving structure is in transmission connection with the magnetic adsorption device and is used for driving the magnetic adsorption device to move left and right.
As a preferred embodiment, the filtering sieve plate 2B is arranged in an inclined manner, the output end of the filtering sieve plate 2B extends obliquely downward to be close to the second collecting tank 4B, and the filtering sieve plate 2B is arranged in an inclined manner, so that scrap iron waste can automatically roll to a position close to the second collecting tank 4B under the action of self gravity after falling into the filtering sieve plate 2B, and then is sucked by the magnetic adsorption device to enter the second collecting tank 4B; further, the filtering sieve plate 2B is inclined downwards and extends to the right close to the collecting baffle plate 8B, and the angle formed by the top surface of the filtering sieve plate 2B and the horizontal direction is 35-45 degrees, and most preferably 40 degrees.
As a preferred embodiment, one end of the filtering sieve plate 2B close to the second collecting groove 4B is provided with an iron scrap limiting plate 7B located on the upper portion of the filtering sieve plate 2B, so as to prevent iron scrap from falling into the first collecting groove 3B from the gap between the filtering sieve plate 2B and the collecting partition plate 8B when the iron scrap rolls by means of gravity.
As a preferred embodiment, a lateral guide rail 9B and a translation linkage groove 10B are arranged on a wall surface of the upper part of the treatment area, the lateral guide rail 9B is installed on the wall surface of the upper part of the treatment area, a translation base 11B is installed on the lateral guide rail 9B in a sliding manner, and the magnetic adsorption device is fixedly installed on the translation base 11B; a working area behind the processing area is arranged in the cleaning box 1B, the translation linkage groove 10B is formed in the wall surface of the upper portion of the processing area, the processing area is communicated with the working area through the translation linkage groove 10B, and a linkage shaft 12B which penetrates through the translation linkage groove and extends into the working area is installed on the translation base 11B; the transfer driving structure comprises a driving rotating shaft 13B, a crank 14B, a connecting rod 15B and a motor 16B, wherein the driving rotating shaft 13B is rotatably installed in a working area through a driving bearing seat, one end of the crank 14B is fixedly connected with the driving rotating shaft 13B, the other end of the crank 14B is hinged with the connecting rod 15B, one end, far away from the crank 14B, of the connecting rod 15B is hinged with the linkage shaft 12B, and an output shaft of the motor 16B is in transmission connection with the driving rotating shaft 13B so as to drive the driving rotating shaft 13B to rotate. In the present embodiment, the motor 16B is an electric motor 16B and is driven by electric power.
When the drive shaft 13B rotates, the crank 14B rotates around the drive shaft 13B, and drives the hinge point between the crank 14B and the connecting rod 15B to move around the drive shaft 13B in a circular manner, so that the connecting rod 15B can drive the translation base 11B to move in a straight reciprocating manner left and right on the transverse guide rail 9B, the magnetic adsorption device mounted on the translation base 11B is made to move back and forth above the first collecting groove 3B and the second collecting groove 4B, and scrap iron on the filter sieve plate 2B is transferred to the second collecting groove 4B.
In this embodiment, magnetic adsorption device is the permanent magnetism sucking disc of fixed mounting on translation base 11B, permanent magnetism sucking disc includes sucking disc body 17B and locates the sucking disc handle 18B on the sucking disc body 17B, and permanent magnetism sucking disc is with the rare earth material neodymium iron boron of high performance as the kernel, rotates through pulling sucking disc handle 18B to change the magnetic force system of the inside neodymium iron boron of sucking disc, can inhale or release iron fillings. The permanent magnetic chuck is prior art and the detailed principle is not described in detail. Furthermore, the wall surface of the upper part of the processing area is provided with an opening fixed shaft 19B and a closing fixed shaft 20B which are arranged at intervals along the horizontal direction, and the sucker handle 18B extends into the space between the opening fixed shaft 19B and the closing fixed shaft 20B and moves between the opening fixed shaft 19B and the closing fixed shaft 20B. In the process that the permanent magnetic chuck moves above the first collecting groove 3B, the chuck handle 18B is blocked by the opening fixed shaft 19B and rotates to enable the permanent magnetic chuck to generate magnetic force, so that scrap iron on the filtering sieve plate 2B can be sucked; in the process that the permanent magnet chuck moves above the second collecting vat 4B, the chuck handle 18B is blocked by the closing dead axle 20B and rotates so that the permanent magnet chuck eliminates the magnetic force, and the iron pieces attracted by the permanent magnet directly fall into the second collecting vat 4B after the magnetic force is eliminated. Of course, the magnetic attraction device is not limited to a permanent magnetic chuck, and in other embodiments, the magnetic attraction device can be an electromagnet
In a preferred embodiment, a protection plate 21B is arranged at the upper part of the processing area and is blocked on the magnetic adsorption device, the transverse guide rail 9B and the translation base 11B, and the protection plate 21B is used for preventing scrap iron from interfering with the magnetic adsorption device, the transverse guide rail 9B and the translation base 11B. The upper end of guard plate 21B corresponds with the right side of entering the bits mouth, the lower extreme of guard plate 21B extends the intermediate position above the filter sieve board 2B to the left bank of inclining, after iron fillings got into from entering the bits mouth, part iron fillings directly drop to filter sieve board 2B, another part iron fillings then drop on guard plate 21B and roll along the direction of keeping away from second collecting vat 4B on guard plate 21B, drop again on filtering sieve board 2B, roll, then less iron fillings continue to drop downwards in first collecting vat 3B through filtering sieve board 2B this moment, and great iron fillings roll along filtering sieve board 2B incline direction and are close to second collecting vat 4B.
In a preferred embodiment, a telescopic device 22B, a hydraulic cylinder or an air cylinder of the telescopic device 22B is arranged in the working area, and a movable end of the telescopic device 22B is connected with a compacting plate 23B positioned in the second collecting tank 4B and used for compacting the scrap iron in the second collecting tank 4B. During the use, open telescoping device 22B, telescoping device 22B's output shaft drives compacting plate 23B and removes and compress the iron fillings in second collecting vat 4B's inside, and then improve second collecting vat 4B's iron fillings storage capacity. In the present embodiment, the movable door 5B is provided on the side perpendicular to the moving direction of the compacting plate 23B, so that the compacting plate 23B is prevented from crushing the movable door 5B when the compacting plate 23B compacts iron pieces. In addition, the cleaning box 1B is also provided with an exhaust hole which is communicated with the upper part of the treatment area, and cold air can be exhausted through the exhaust hole after entering the cleaning box 1B, so that the heat in the cleaning box 1B can be taken away by the cold air.
As a preferable embodiment, the air cooling mechanism includes an air guide opening 1C, a fan 2C, and a first air duct 3C, the fan 2C is connected to the machine tool base 100 or the work table 200, at least one air guide opening 1C is installed on the polisher head 300, an air outlet end of the fan 2C is connected to the air guide opening 1C through the first air duct 3C, and an air outlet direction of the air guide opening 1C faces the clamping device 500. The two air guide openings 1C are symmetrically arranged on the grinding machine head 300 left and right, so that air flows to the blanking opening, and meanwhile, the device in the grinding area and the scrap iron cleaning device 700 dissipate heat and cool.
Example 2
Referring to fig. 11, the structure of the present embodiment is substantially the same as that of embodiment 1, except that: in this embodiment, centre gripping drive structure includes turbine 21A, drives the rotatory worm 22A of turbine 21A and drive the worm 22A is rotatory ratchet spanner, turbine 21A sets firmly on rotatory bottom plate 13A's bottom surface, worm 22A sets up in rotatory recess, worm 22A through the installation bearing with centre gripping base 1A rotates to be connected, worm 22A's one end is stretched out the outer swing joint of centre gripping base 1A ratchet spanner, worm 22A is connected with turbine 21A transmission, latch 19A with the tooth of a cogwheel cooperation of turbine 21A.
Example 3
The structure of this embodiment is substantially the same as that of embodiment 1 or 2, except that: the motor 16B is a pneumatic motor 16B, the first air pipe 3C is connected with an air distribution pipe, and the air distribution pipe is connected with the air inlet end of the pneumatic motor 16B, so that the air cooling mechanism can drive the pneumatic motor 16B to drive the driving rotating shaft 13B to rotate at the same time, and the action cost of the transfer driving structure is reduced.
Example 4
Referring to fig. 12, the structure of this embodiment is substantially the same as that of any one of embodiments 1 to 3, except that: all be equipped with the iron fillings container 24B that can take out after opening dodge gate 5B in first collecting vat 3B and the second collecting vat 4B for receive the iron fillings of magnetic adsorption device input, when needing to clear up iron fillings, can open dodge gate 5B, then take out iron fillings container 24B, empty the iron fillings in the iron fillings container 24B, accomplish the processing of iron fillings promptly.
The above description is only a preferred embodiment of the present invention, and the technical solutions that achieve the objects of the present invention by substantially the same means are within the protection scope of the present invention.
Claims (10)
1. A grinding machine structure for hardware processing comprises a machine tool base (100), a workbench (200) arranged at the top of the machine tool base (100), a grinding machine head (300) arranged above the workbench (200), a moving mechanism (400) arranged on the workbench (200) and used for driving the grinding machine head (300) to move up, down, left and right to process a workpiece, a clamping device (500) arranged at the top of the workbench (200) and used for clamping the workpiece, a baffle plate assembly (600) used for blocking scrap iron, a blanking port formed in the workbench (200) and penetrating through the machine tool base (100), and a scrap iron cleaning device (700) arranged below the blanking port; a driving piece (900) for driving the baffle plate assembly (600) to slide up and down along the vertical direction is arranged in the machine tool base (100), the baffle plate assembly (600) is composed of a plurality of baffle plates which are sequentially connected to form a grinding area, and the clamping device (500) and the blanking port are located in the grinding area; the method is characterized in that: the air cooling mechanism is connected to the polishing machine head (300), and the air outlet direction of the air cooling mechanism faces towards the clamping device (500).
2. The grinding machine structure for hardware processing according to claim 1, characterized in that: the clamping device (500) comprises a clamping base (1A), a rotary circular table (2A) and a plurality of clamping blocks (3A), the clamping base (1A) is fixedly installed on the workbench (200), the center of the top surface of the clamping base (1A) is provided with a rotary groove in a downward concave mode, the rotary circular table (2A) is rotatably connected into the rotary groove, and a clamping driving structure used for driving the rotary circular table (2A) to rotate relative to the clamping base (1A) is arranged between the clamping base (1A) and the rotary circular table (2A); the top surface of the clamping base (1A) is provided with a plurality of annularly distributed connecting cylinders (4A), and each connecting cylinder (4A) is rotatably connected with one clamping block (3A); grip block (3A) are the arc setting, be equipped with arc guide slot (5A) on grip block (3A), be equipped with drive cylinder (6A) that a plurality of annular distribute on the top surface of rotatory round platform (2A), sliding connection has one in arc guide slot (5A) of each grip block (3A) drive cylinder (6A), when rotatory round platform (2A) is rotatory, drive cylinder (6A) drive through sliding in arc guide slot (5A) grip block (3A) centre gripping or release work piece.
3. The grinding machine structure for hardware processing according to claim 2, characterized in that: centre gripping drive structure includes first drive gear (8A), centre gripping drive shaft (9A), second drive gear (10A) sets firmly on the bottom surface of rotatory round platform (2A), intercommunication on the side of centre gripping base (1A) the centre gripping drive hole of rotatory recess, install centre gripping drive bearing in the centre gripping drive hole, centre gripping drive shaft (9A) are installed on the centre gripping drive bearing, the one end of centre gripping drive shaft (9A) is passed centre gripping drive hole and is outstanding outside centre gripping base (1A), and fixedly connected with in the rotatory recess is stretched into to the other end second drive gear (10A), second drive gear (10A) with first drive gear (8A) meshing.
4. The grinding machine structure for hardware processing according to claim 3, characterized in that: the cell wall of rotatory recess is fitted with a contraceptive ring and is equipped with rotatory guide ring (11A), rotatory round platform (2A) including be located rotatory tray (12A) on rotatory guide ring (11A) upper portion, be located rotatory bottom plate (13A) of rotatory guide ring (11A) lower part, the edge of rotatory tray (12A) bottom surface with the top surface sliding contact cooperation of rotatory guide ring (11A), the central point of rotatory tray (12A) bottom surface puts the arch and is provided with rotatory cylinder (14A), the lower extreme of rotatory cylinder (14A) passes the inner circle of rotatory guide ring (11A) with rotatory bottom plate (13A) are connected, first drive gear (8A) fixed mounting be in on the bottom surface of rotatory bottom plate (13A).
5. The grinding machine structure for hardware processing according to claim 4, characterized in that: the clamping base (1A) is provided with a locking structure which is used for locking the rotary round table (2A) to be non-rotatable and can be unlocked after being locked.
6. The grinding machine structure for hardware processing according to claim 1, characterized in that: the scrap iron cleaning device (700) comprises a cleaning box (1B), a filtering sieve plate (2B), a magnetic adsorption device and a transfer driving structure;
the cleaning box (1B) is internally provided with a processing area, the lower part of the processing area is divided into a first collecting tank (3B) and a second collecting tank (4B) which are adjacently arranged at the left and right by a collecting partition plate (8B) at intervals, and the top of the cleaning box (1B) is provided with a chip inlet which is communicated with the processing area and is positioned right above the first collecting tank (3B);
the filtering sieve plate (2B) is arranged in the first collecting tank (3B) in a vertically movable mode and used for receiving scrap iron entering from the scrap inlet and screening the scrap iron;
the magnetic adsorption device is installed at the upper part of the treatment area in a left-right moving mode and is used for conveying the scrap iron on the filtering sieve plate (2B) into the second collecting tank (4B);
and the transfer driving structure is in transmission connection with the magnetic adsorption device and is used for driving the magnetic adsorption device to move left and right.
7. The grinding machine structure for hardware processing according to claim 6, characterized in that: a transverse guide rail (9B) and a translation linkage groove (10B) are arranged on the wall surface of the upper part of the treatment area, the transverse guide rail (9B) is installed on the wall surface of the upper part of the treatment area, a translation base (11B) is installed on the transverse guide rail (9B) in a sliding mode, and the magnetic adsorption device is fixedly installed on the translation base (11B); a working area behind the treatment area is arranged in the cleaning box (1B), the translation linkage groove (10B) is formed in the wall surface of the upper portion of the treatment area, the treatment area is communicated with the working area through the translation linkage groove (10B), and a linkage shaft (12B) which penetrates through the translation linkage groove and extends into the working area is installed on the translation base (11B); the transfer driving structure comprises a driving rotating shaft (13B), a crank (14B), a connecting rod (15B) and a motor (16B), the driving rotating shaft (13B) is installed in a working area in a rotating mode through a driving bearing seat, one end of the crank (14B) is fixedly connected with the driving rotating shaft (13B), the other end of the crank is hinged to the connecting rod (15B), one end, away from the crank (14B), of the connecting rod (15B) is hinged to a linkage shaft (12B), and an output shaft of the motor (16B) is in transmission connection with the driving rotating shaft (13B) to drive the driving rotating shaft (13B) to rotate.
8. The grinding machine structure for hardware processing according to claim 7, characterized in that: the magnetic adsorption device is a permanent magnetic chuck fixedly mounted on the translation base (11B), the permanent magnetic chuck comprises a chuck body (17B) and a chuck handle (18B) arranged on the chuck body (17B), an opening fixed shaft (19B) and a closing fixed shaft (20B) are arranged on the wall surface of the upper portion of the treatment area at intervals along the horizontal direction, and the chuck handle (18B) extends into the space between the opening fixed shaft (19B) and the closing fixed shaft (20B) and moves between the opening fixed shaft (19B) and the closing fixed shaft (20B).
9. The grinding machine structure for hardware processing according to claim 7, characterized in that: the air cooling mechanism comprises an air guide opening (1C), a fan (2C) and a first air pipe (3C), the fan (2C) is connected with a machine tool base (100) or a workbench (200), at least one air guide opening (1C) is installed on the polishing machine head (300), the air outlet end of the fan (2C) is connected with the air guide opening (1C) through the first air pipe (3C), and the air outlet direction of the air guide opening (1C) faces towards the clamping device (500).
10. The grinding machine structure for hardware processing according to claim 9, characterized in that: the motor (16B) is a pneumatic motor (16B), the first air pipe (3C) is connected with an air distribution pipe, and the air distribution pipe is connected with the air inlet end of the pneumatic motor (16B).
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