CN111993602A - Stone bearing device and diamond wire stone cutting machine - Google Patents
Stone bearing device and diamond wire stone cutting machine Download PDFInfo
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- CN111993602A CN111993602A CN202011003156.7A CN202011003156A CN111993602A CN 111993602 A CN111993602 A CN 111993602A CN 202011003156 A CN202011003156 A CN 202011003156A CN 111993602 A CN111993602 A CN 111993602A
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- 239000004575 stone Substances 0.000 title claims abstract description 98
- 229910003460 diamond Inorganic materials 0.000 title claims abstract description 73
- 239000010432 diamond Substances 0.000 title claims abstract description 73
- 230000007246 mechanism Effects 0.000 claims abstract description 56
- 238000004804 winding Methods 0.000 claims description 18
- 239000000463 material Substances 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 4
- 238000013519 translation Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 description 6
- 239000000956 alloy Substances 0.000 description 3
- 229910045601 alloy Inorganic materials 0.000 description 3
- 241001146209 Curio rowleyanus Species 0.000 description 2
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- 238000010586 diagram Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000010438 granite Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000004579 marble Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
- B28D1/02—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing
- B28D1/06—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing with reciprocating saw-blades
-
- 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
- B24B27/06—Grinders for cutting-off
- B24B27/0633—Grinders for cutting-off using a cutting wire
-
- 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
- B24B41/068—Table-like supports for panels, sheets or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
- B28D1/02—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing
- B28D1/06—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing with reciprocating saw-blades
- B28D1/068—Components, e.g. guiding means, vibrations damping means, frames, driving means, suspension
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D7/00—Accessories specially adapted for use with machines or devices of the preceding groups
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D7/00—Accessories specially adapted for use with machines or devices of the preceding groups
- B28D7/04—Accessories specially adapted for use with machines or devices of the preceding groups for supporting or holding work or conveying or discharging work
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
The invention relates to a stone bearing device, which comprises a bracket and a plurality of supporting plates arranged on the bracket, wherein a strip-shaped seam for a diamond wire to walk is formed between the adjacent supporting plates, one end of each supporting plate is arranged on the bracket, the other end of each supporting plate is a free end, the stone bearing device also comprises a bearing mechanism for bearing the free end, and the bearing mechanism is arranged corresponding to the free end in a mode of being capable of moving away from the free end. After the technical scheme is adopted, when the diamond wire stone cutting machine is used, stones are placed on the supporting plates, the strip-shaped seams formed between the supporting plates can be passed through by diamond wires of the diamond wire stone cutting machine, and after the diamond wires pass through the strip-shaped seams, the free ends of the supporting plates are supported by the supporting mechanism, so that the balance of the supporting plates is guaranteed.
Description
Technical Field
The invention relates to a stone bearing device and a diamond wire stone cutting machine.
Background
The cutting tool that traditional stone quarry stone processed into panel adopted at present has saw bit, saw area, string of beads rope saw, and its cutting principle all is welding alloy diamond tool bit on saw bit, steel band, perhaps makes alloy diamond tool bit string of beads establish ties into the rope saw, and traditional stone machine uses above cutting tool to process the stone quarry stone, for example bridge type combination stone sawing machine, marble frame saw, granite sand saw, stranded rope sawing machine, band saw cut open machine etc.. Because the alloy diamond tool bit is large in volume and needs to be attached to a metal substrate, the traditional cutting tool needs to have certain thickness in order to ensure normal cutting and cannot be thinned without limit, and therefore, a saw gap of 3-10mm can be formed when the stone is cut, and waste and pollution of the stone are caused. The defects of large saw kerf, large noise, large occupied area of the equipment, high energy consumption and large pollution of the traditional stone processing equipment are caused.
Therefore, in the chinese patent with application publication No. CN 109866338A, entitled "a novel stone cutting and winding device and stone cutting and sawing machine", a stone cutting and sawing machine is disclosed, which comprises a novel stone cutting and winding device, a stone moving vehicle, and a cutting and moving support, wherein the novel stone cutting and winding device is movably mounted on the cutting and moving support, or/and the stone moving vehicle is movably arranged below the novel stone cutting and winding device; a channel for the stone material carrying vehicle to move through is formed on the cutting carrying bracket, and the channel is positioned below the novel stone material cutting and winding device; the stone material moves and carries and to install vertical flexible and follow multiunit bracing piece subassembly that the stone material moved and carries the car moving direction and arrange, works as the bracing piece subassembly is close to when novel stone material cutting winding device, the downstream makes stone material moves and carries the car follow the passageway of novel stone material cutting winding device below passes through, and the stone material on it is by gauze cutting on the novel stone material cutting winding device simultaneously. Wherein, novel stone material cutting wire winding device, including the mounting bracket, cross line guide pulley, first cutting guide pulley and second cutting guide pulley, cross the line guide pulley first cutting guide pulley with the both ends of second cutting guide pulley rotate respectively and connect and be in on the mounting bracket, cross the line guide pulley first cutting guide pulley with second cutting guide pulley is parallel and the interval sets up, first cutting guide pulley is established cross the line guide pulley with between the second cutting guide pulley, first cutting guide pulley with be equipped with the location portion that a plurality of messenger buddha's warrior attendant line of cut twine formation interval parallel line net on the second cutting guide pulley respectively.
In use, discover the saw cutter of this kind of structure, the diamond wire is the axis that is the acute angle setting relatively crossed the line guide pulley, and the diamond wire is higher in the precision requirement of laying on crossing the line guide pulley, and the debugging is comparatively troublesome, and in case the diamond wire angle of certain position is laid unreasonablely, saw cut the in-process, the diamond wire can axial cutting cross the line guide pulley, increases the walking resistance of crossing the line guide pulley, cuts the line guide pulley even, causes the wearing and tearing of crossing the line guide pulley.
Furthermore, among the above-mentioned stone material cutting sawing machine, install vertical flexible and follow on the building stones transfer car the multiunit bracing piece subassembly that the building stones transfer car moving direction arranged supports the stone material through the bracing piece subassembly, and the hydro-cylinder in the control bracing piece subassembly successively goes up and down for the diamond wire can be avoided to the building stones transplanting car. When the stone transplanting vehicle is used, in the sawing process, the lifting of the oil cylinders needs to be controlled simultaneously, the operation is troublesome, and when a stone with short length or an uneven stone ground is encountered, when one part of the oil cylinders in the supporting rod assembly descends, the other part of the oil cylinders can be difficult to stably support the stone or unstable in support, so that the stone moves relatively to influence the sawing of the stone.
Disclosure of Invention
The invention aims to provide a stone bearing device which is simple in structure and stable in support, and the invention also aims to provide a diamond wire stone cutting machine adopting the stone bearing device, which can stably saw and cut stone and improve the stone sawing quality.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a stone material bears device, includes bracket and a plurality of backup pads of setting on the bracket, forms the bar seam that supplies diamond wire walking between the adjacent backup pad, and the one end setting of backup pad is on the bracket, and the other end is the free end, still including the bearing mechanism that is used for bearing this free end, and bearing mechanism is in order to move from the mode setting of free end corresponds the free end setting.
As a preferable mode of the present invention, the supporting mechanism includes a supporting plate and a lifting mechanism for driving the supporting plate to ascend and descend, and the supporting plate is disposed below the free end.
In a preferred embodiment of the present invention, the lifting mechanism is an oil cylinder.
As a preferable mode of the present invention, the bracket includes a first beam, a second beam, and a connecting beam, one end of the first beam is connected to one end of the connecting beam, one end of the second beam is connected to the other end of the connecting beam, both ends of the first beam are provided with first pillars, both ends of the second beam are provided with second pillars, and both the first pillars and the second pillars are arranged in a vertical direction.
As a preferred mode of the present invention, a first clamping groove is formed at an end of the first beam, a second clamping groove is formed on the second beam, the first clamping groove and the second clamping groove are both arranged along a horizontal direction, the supporting mechanism is a clamping plate located below a free end of the supporting plate, one end of the clamping plate is clamped in the first clamping groove, the other end of the clamping plate is clamped in the second clamping groove, and an upper surface of the clamping plate abuts against a lower surface of the supporting plate.
In a preferred mode of the present invention, the support plates are arranged in parallel, and the width of the strip slit is 2 to 3 mm.
As a preferable mode of the present invention, the connecting beam is provided with a plurality of mounting grooves, each mounting groove is embedded with one of the support plates, one surface of the connecting beam adjacent to the supporting mechanism is a first end surface, the opposite surface is a second end surface, the mounting grooves extend from the first end surface to the second end surface, two adjacent support plates are provided as a first support plate and a second support plate, the first support plate is provided with a first half thread groove, the second support plate is provided with a second half thread groove, the connecting beam further comprises a locking screw, the connecting beam is provided with a plurality of locking thread grooves, the locking thread grooves penetrate into the mounting grooves from the second end surface, each locking thread groove is provided corresponding to two mounting grooves, the locking thread grooves are provided in upper and lower two rows, the locking thread grooves in the upper and lower two rows are arranged in a staggered manner, the locking thread grooves are provided corresponding to the first half thread groove and the second half, the locking screw is screwed in the first half thread groove and the second half thread groove.
The diamond wire stone cutting machine comprises a rack, a diamond wire, a wire roller and a wire winding and unwinding device, wherein the diamond wire is wound on the wire roller and is connected with the wire winding and unwinding device, the wire roller comprises a first wire roller, a second wire roller and a wire passing wheel, the second wire roller and the wire passing wheel are positioned above the first wire roller, the second wire roller and the wire passing wheel are rotatably arranged on the rack, a power source for driving the first wire roller, the second wire roller and the wire passing wheel to rotate is arranged on the rack, the diamond wire is repeatedly wound on the first wire roller, the second wire roller and the wire passing wheel to form a first net surface and a second net surface, the first net surface and the second net surface are both positioned between the first wire roller and the second wire roller, the diamond wire at the position of the first net surface and the diamond wire at the position of the second net surface are aligned in a one-to-one parallel manner, the stone bearing device for placing stone is also comprises a stone material, the stone bearing device comprises a bracket and a plurality of supporting plates arranged on the bracket, a bar-shaped seam for the diamond wire to walk is formed between every two adjacent supporting plates, one end of each supporting plate is arranged on the bracket, the other end of each supporting plate is a free end, a bearing mechanism for bearing the free end is arranged, and the bearing mechanism can move away from the free end and corresponds to the free end.
As a preferable mode of the present invention, the present invention further includes a mounting bracket, the first wire roller, the second wire roller and the wire passing wheel are disposed on the mounting bracket, the mounting bracket is disposed on the rack in a manner of moving up and down, a lifting driving mechanism for driving the mounting bracket to move up and down is disposed on the rack, the present invention further includes a base, the rack is disposed on the base in a manner of moving in a horizontal direction, and the present invention further includes a translation driving mechanism for driving the rack to slide on the base.
As a preferred mode of the present invention, the axes of the first wire roller, the second wire roller and the wire passing wheel are all arranged along a horizontal direction, the wire passing wheel is provided with a plurality of third wire slots, the third wire slots are arranged along a circumferential direction of the wire passing wheel, the plurality of third wire slots are arranged along an axial direction of the wire passing wheel, and the axis of the wire passing wheel and the axis of the first wire roller are arranged in a non-parallel manner. After the technical scheme is adopted, when the diamond wire stone cutting machine is used, stones are placed on the supporting plates, the strip-shaped seams formed between the supporting plates can be passed through by diamond wires of the diamond wire stone cutting machine, and after the diamond wires pass through the strip-shaped seams, the free ends of the supporting plates are supported by the supporting mechanism, so that the balance of the supporting plates is guaranteed. In addition, set up the third wire casing on crossing the line wheel and be used for guiding the walking of buddha's warrior attendant line, promote buddha's warrior attendant line cutting's stability, conveniently carry out the wiring of buddha's warrior attendant line simultaneously, the axis of crossing the line wheel is non-parallel arrangement with the axis of first line roller, the trend that can adjust buddha's warrior attendant line through the inclination that sets up the line wheel, thereby make buddha's warrior attendant line establish on first line roller and second line roller with suitable angle around, guarantee the stability of cutting, it is different to go towards when the buddha's warrior attendant line, interval between the buddha's warrior attendant line segment of buddha's warrior attendant line on. Furthermore, the invention also provides a first adjusting mechanism and a second adjusting mechanism for adjusting the inclination angle of the wire passing wheel, and when the stone is processed, the trend of the diamond wire can be flexibly adjusted, so that the diamond wire penetrates into the first wire roller and the second wire roller at a proper angle, the abrasion of the first wire roller and the second wire roller is reduced, and the cutting efficiency is improved.
Drawings
Fig. 1 is a diamond wire stone cutting machine according to the present invention.
Fig. 2 is a top view of another embodiment of the stone bearing device of the present invention.
Fig. 3 is a view of the stone bearing device in fig. 1 in a direction a (the support plate is not shown).
Fig. 4 is a view of the stone bearing device of fig. 1 in a direction B (wherein the first and second supports are not shown).
Fig. 5 is a schematic view of a matching structure of the first wire roller, the second wire roller, the wire passing wheel and the diamond wire in the invention.
Fig. 6 is a schematic structural view of the wire passing wheel of the present invention in cooperation with the first mounting bracket and the second mounting bracket (when the wire passing wheel is adjusted to a lateral position).
Fig. 7 is a schematic view of the structure of the first wire roll in the present invention.
Fig. 8 is another structure diagram of the thread guide wheel of the invention.
Fig. 9 is a schematic diagram of the adjusted structure of fig. 8.
Fig. 10 is a schematic view of a further angle structure shown in fig. 9 (the second adjustment plate is not shown).
Fig. 11 is another structural view of the guide wheel of the present invention.
Fig. 12 is a schematic structural view of the tension control device of the present invention.
In the figure:
First bracket 31 first arc-shaped groove 32
First wire take-up and pay-off motor 41 of diamond wire 40
Stone 50
A first position-limiting hole 305 and a second position-limiting hole 306
First limiting plate 312 of leading wheel 311
The second restriction plate 313 supports the shaft 314
Vertical axis of rotation 319 first adjustment aperture 320
The strip-shaped slit 605 has a first slot 606
Mounting groove 613 first support plate 6131
Second support plate 6132
Locking groove 614 locking screw 615
Connecting shaft 1004 tension pulley 1005
Detailed Description
In order to further explain the technical solution of the present invention, the following detailed description is made with reference to the embodiments.
Referring to fig. 1 to 12, the present invention provides a stone bearing device, including a bracket and a plurality of supporting plates 604 disposed on the bracket, a strip-shaped seam 605 for diamond wire to travel is formed between adjacent supporting plates 604, one end of the supporting plate 604 is disposed on the bracket, and the other end is a free end, and further including a supporting mechanism for supporting the free end, the supporting mechanism being disposed in a manner of being capable of moving away from the free end and corresponding to the free end.
As a preferable mode of the present invention, the supporting mechanism includes a supporting plate 612 and a lifting mechanism for driving the supporting plate 612 to lift, the supporting plate 612 is disposed below the free end, and the free end of the supporting plate 604 is supported by the supporting plate 612, so as to prevent the supporting plate 604 from deforming downward when being stressed. Wherein the supporting plate 612 is disposed along the horizontal direction, as a preferred mode of the present invention, the lifting mechanism 611 is an oil cylinder. Of course, other linear driving mechanisms such as an air cylinder and an electric push rod can be adopted as the lifting mechanism 611 in the present invention.
As a preferred mode of the present invention, the bracket includes a first beam 601, a second beam 602, and a connecting beam 603, the first beam 601, the second beam 602, and the connecting beam 603 are all disposed along a horizontal direction and enclose a U-shaped frame, one end of the first beam 601 is connected to one end of the connecting beam 603, one end of the second beam 602 is connected to the other end of the connecting beam 603, both ends of the first beam 601 are provided with first pillars 609, both ends of the second beam 602 are provided with second pillars 610, and both the first pillars 609 and the second pillars 610 are disposed along a vertical direction.
As a preferred mode of the present invention, a first engaging groove 606 is disposed at an end of the first beam 601, a second engaging groove 607 is disposed on the second beam 602, the first engaging groove 606 and the second engaging groove 607 are both disposed along a horizontal direction, the supporting mechanism is a engaging plate 608 located below a free end of the supporting plate 612, one end of the engaging plate 608 is engaged with the first engaging groove 606, the other end of the engaging plate 608 is engaged with the second engaging groove 607, and an upper surface of the engaging plate 608 abuts against a lower surface of the supporting plate 604. With such a structure, before the diamond wire enters the strip-shaped slit 605, the clamping plate 608 is moved away from the first clamping groove 606 and the second clamping groove 607, so as to leave a space for the diamond wire to enter, after the diamond wire (specifically, a first net surface and a second net surface which will be described below) enters the strip-shaped slit 605, two ends of the clamping plate 608 are respectively clamped into the first clamping groove 606 and the second clamping groove 607, and the free end of the supporting plate 604 is supported by the clamping plate 608, so that the free end of the supporting plate 604 is prevented from being deformed downward by the gravity of the stone. When the stone sawing is completed, the clamping plate 608 is removed, so that the diamond wires are withdrawn from the strip-shaped slits 605.
In a preferred embodiment of the present invention, the supporting plates 604 are arranged in parallel, and the width of the strip-shaped slit 605 is 2-3 mm.
As a preferable mode of the present invention, the connecting beam 603 is provided with a plurality of mounting grooves 613, the mounting grooves 613 have a substantially rectangular cross section in a vertical direction, each mounting groove 613 is embedded with one of the support plates 604, a surface of the connecting beam 603 close to the supporting mechanism is a first end surface, an opposite surface is a second end surface, the mounting groove 613 extends from the first end surface to the second end surface, two adjacent support plates 604 are provided with a first support plate 6041 and a second support plate 6042, the first support plate 6041 is provided with a first half thread groove, the second support plate 6042 is provided with a second half thread groove, the connecting beam 603 is provided with a plurality of locking thread grooves 614, the locking thread grooves 614 penetrate into the mounting grooves 613 from the second end surface, each locking thread groove 614 is provided corresponding to two mounting grooves 613, the plurality of locking thread grooves 614 are provided in two rows, the locking thread grooves 614 in the two rows are arranged in a staggered manner, the locking screw 614 is provided corresponding to the first half thread groove and the second half thread groove in which the locking screw 615 is screwed. With this structure, when the width of the supporting plate 604 is small (the width of the supporting plate 604 determines the distance between two strip-shaped seams 605, i.e. the width of stone cutting), it is difficult to further fix the supporting plate 604 by screws, according to the present invention, a half thread groove is opened on the first supporting plate 6041, a complete thread groove is enclosed by a half thread groove opened on the second supporting plate 6042 and the locking thread groove 614 on the connecting beam 603, the locking screw 615 is inserted into the locking thread groove 614, and the first supporting plate 6041 and the second supporting plate 6042 are further positioned in the mounting groove 613, thereby ensuring the stability of the strip-shaped seam 605.
The invention also provides a diamond wire stone cutting machine which comprises a rack, a diamond wire 40, a wire roller and a wire take-up and pay-off device, wherein the diamond wire 40 is wound on the wire roller and is connected to the wire take-up and pay-off device, the wire roller comprises a first wire roller 10, a second wire roller 20 and a wire wheel 30, the second wire roller 20 and the wire wheel 30 are positioned above the first wire roller 10, the second wire roller 20 and the wire wheel 30 are rotatably installed on the rack, in the embodiment, the first wire roller 10 and the second wire roller 20 are both arranged along the horizontal direction, and the axis of the first wire roller 10 and the axis of the second wire roller 20 are positioned in the same vertical plane. The machine frame is provided with a power source for driving the first wire roller 10, the second wire roller 20 and the wire passing wheel 30 to rotate, in the embodiment, the power source comprises a first motor 12 for driving the first wire roller 10 to rotate and a second motor 21 for driving the second wire roller 20 to rotate, and the machine frame can further comprise a third motor for driving the wire passing wheel 30 to rotate. The diamond wire 40 is repeatedly wound on the first wire roller 10, the second wire roller 20 and the wire passing wheel 30 to form a first net surface 401 and a second net surface 402, the first net surface 401 and the second net surface 402 are both arranged along the vertical direction, the first net surface 401 and the second net surface 402 are both positioned between the first wire roller 10 and the second wire roller 20, the diamond wire 40 at the position of the first net surface 401 and the diamond wire 40 at the position of the second net surface 402 are aligned in parallel one by one, and one section of diamond wire 40 corresponding to one section of diamond wire 40 of the first net surface 401 and one section of diamond wire 40 corresponding to the second net surface 402 can pass through the same cutting slit of the stone material 50.
The stone bearing device is used for placing stones, and the stone bearing device is adopted. The invention can adopt the mode that the stone bearing device moves and the frame does not move, thereby performing stone sawing. The invention can also adopt the mode that the stone bearing device is fixed and the frame moves, thereby performing stone sawing.
As a preferable mode of the present invention, the present invention further includes an installation frame 103, the first wire roller 10, the second wire roller 20, and the wire guide wheel 30 are disposed on the installation frame 103, the installation frame 103 is disposed on the rack 104 in a manner of being capable of moving up and down, a lifting driving mechanism for driving the installation frame 103 to move up and down is disposed on the rack 104, specifically, the lifting driving mechanism includes a first lead screw motor 107 and a first lead screw 108, the first lead screw 108 is disposed along a vertical direction, a lead screw nut is disposed on the first lead screw 108, and the installation frame 103 is mounted on the lead screw nut and moves up and down along with the lead screw nut.
The invention further comprises a base 100, wherein the rack 104 is arranged on the base 100 in a manner of moving along the horizontal direction, and the invention further comprises a translation driving mechanism for driving the rack 104 to slide on the base 100, specifically, the horizontal driving mechanism comprises a second lead screw motor 105 and a second lead screw 106, the second lead screw 106 is arranged along the horizontal direction, a second lead screw nut is arranged on the second lead screw 106, and the rack 104 is arranged on the second lead screw nut and moves horizontally along with the second lead screw nut.
In the present invention, the mounting frame 103 may include a first mounting frame 101 and a second mounting frame 102, both ends of the first wire roller 10 are respectively disposed on the first mounting frame 101 and the second mounting frame 102, both ends of the second wire roller 20 are respectively disposed on the first mounting frame 101 and the second mounting frame 102, and corresponding guide rails may be disposed on the frame 104 in order to guide the movement of the first mounting frame 101 and the second mounting frame 102.
In the invention, the wire passing wheel 30 is provided with a plurality of third wire grooves 39, the third wire grooves 39 are arranged along the circumferential direction of the wire passing wheel 30, the plurality of third wire grooves 39 are arranged along the axial direction of the wire passing wheel 30, the axis of the wire passing wheel 30 and the axis of the first wire roller 10 are arranged in a non-parallel manner, specifically, the axis of the wire passing wheel 30 is arranged along the horizontal direction, and the axis of the wire passing wheel 30 and the axis of the first wire roller 10 are arranged in an acute angle manner. In the invention, the frame is provided with an adjusting mechanism for adjusting the inclination degree of the wire passing roller 30.
The adjusting mechanism comprises a first adjusting mechanism and a second adjusting mechanism, the first adjusting mechanism comprises a first bracket 31, a first guide wheel 33 arranged on the first bracket 31 and a first electric push rod 34, the first guide wheel 33 is rotatably arranged at the lower end of the first bracket 31 through an axle of the first guide wheel, and the first bracket 31 is of an L-shaped plate structure. The second adjusting mechanism comprises a second bracket 35, a second guide wheel 37 arranged on the second bracket 35, and a second electric push rod 38, the second guide wheel 37 is rotatably mounted at the lower end of the second bracket 35 through an axle thereof, and the second bracket 35 has the same structure as the first bracket 31. The first mounting frame 101 is provided with a first arc-shaped groove 32, the second mounting frame 105 is provided with a second arc-shaped groove 36, the first guide wheel 33 is rollably embedded in the first arc-shaped groove 32, the second guide wheel is rollably embedded in the second arc-shaped groove 36, the cylinder body of the first electric push rod 34 is hinged on the first mounting frame 101, the piston rod of the first electric push rod 34 is hinged on the wheel shaft of the first guide wheel 33 and forms a driving end for driving the first guide wheel 33 to roll in the first arc-shaped groove 32, the cylinder body of the second electric push rod 38 is hinged on the second mounting frame 105, and the piston rod of the second electric push rod 38 is hinged on the wheel shaft of the second guide wheel 37 and forms a driving end for driving the second guide wheel 37 to roll in the second arc-shaped groove 36. According to the invention, the first bracket 31 can be driven to swing through the first electric push rod 34, the second bracket 35 can be driven to swing through the second electric push rod 38, and the swing directions of the first bracket 31 and the second bracket 35 are opposite, so that the inclination degree of the whole wire passing wheel 30 in the horizontal direction relative to the transverse direction is adjusted.
In a preferred embodiment of the present invention, both ends of the wire guide wheel 30 are respectively mounted on the first mounting frame 101 and the second mounting frame 102.
As a preferred mode of the present invention, the first wire roller 10 is provided with a plurality of first wire grooves 11, the first wire grooves 11 are arranged along a circumferential direction of the first wire roller 10, the first wire grooves 11 are perpendicular to an axis of the first wire roller 10, the plurality of first wire grooves 11 are arranged along an axial direction of the first wire roller 10, the second wire roller 20 is provided with a plurality of second wire grooves, the second wire grooves are perpendicular to an axis of the second wire roller 20, the second wire grooves are arranged along a circumferential direction of the second wire roller 20, and the plurality of second wire grooves are arranged along an axial direction of the second wire roller 20. In the invention, because the inclination angle of the wire passing wheel 30 can be adjusted, different winding manners can be adopted under different inclination angles, for example, after the diamond wire 40 is wound on the first third wire groove 31 of the wire passing wheel 30, the first second wire groove, the second wire groove or the third second wire groove wound on the second wire roller 20 can be selected and wound on the first wire groove 11, the second first wire groove 11 or the third first wire groove 11 of the first wire roller 10, so that the distance between the diamond wire segments of the first net surface 401 is increased or decreased, and the distance between the diamond wire segments of the second net surface 402 is increased or decreased.
In the present invention, the first motor 11 and the second motor 21 may be mounted on the mounting bracket. The take-up and pay-off device comprises a first reel 42, a first take-up and pay-off motor 41 and a second reel which are in transmission with the first reel 42, and a second take-up and pay-off motor in transmission with a second winding, wherein the first take-up and pay-off motor 41 is fixed on a first mounting frame 101, the second take-up and pay-off motor is installed on a second mounting frame 102, the diamond wire 40 is one, one end of the diamond wire 40 is connected onto the first reel 42, the other end of the diamond wire 40 is connected onto the second reel 44, and the part of the diamond wire 40 between the first reel 42 and the second reel is repeatedly wound in the first wire roller 10, the second wire roller 20 and the wire passing wheel 30.
As another preferred mode of the present invention, the wire passing wheel 30 includes a supporting frame and a plurality of guide wheels 311 disposed on the supporting frame, the supporting frame is disposed along a horizontal direction, the plurality of guide wheels 311 are coaxially arranged, an axis of the guide wheel 311 is disposed along the horizontal direction, a circumferential surface of the guide wheel 311 is provided with a guide groove 316 for guiding the diamond wire, and the guide wheel 311 is detachably disposed on the supporting frame. In the invention, each guide wheel can be provided with one guide groove or a plurality of guide grooves, when the plurality of guide grooves are formed, the plurality of guide grooves are distributed along the axial direction of the guide wheel, and the axial length of the guide wheel is correspondingly lengthened.
In a preferred embodiment of the present invention, the guide wheel 311 has a shaft hole at the center thereof, and further includes a support shaft 314, the plurality of guide wheels 311 are fitted to the support shaft 314 through the shaft hole, and the support shaft 314 serves as a shaft core for rotating the guide wheel 311.
As a preferable mode of the present invention, the present invention further includes a first limiting plate 312, a second limiting plate 313, and a connecting plate 315 connecting the first limiting plate 312 and the second limiting plate 313, wherein the first limiting plate 312 and the second limiting plate 313 are both disposed along a vertical direction, the connecting plate 315 is disposed at a lower end of the first limiting plate 312 and a lower end of the second limiting plate 313 along a horizontal direction, the connecting plate 315 is disposed on the supporting frame, the first limiting plate 312 and the second limiting plate 313 are respectively disposed at two sides of the guide wheel 311 along an axial direction, the first limiting plate 312 is provided with a first through hole for the support shaft 314 to pass through, the second limiting plate 313 is provided with a second through hole for the support shaft 314 to pass through, and the first limiting plate 312 and the second limiting plate 313 are configured to limit the guide wheel 311 from excessively moving axially.
As a preferable mode of the present invention, the supporting frame includes a base 300, a first supporting seat 303 and a second supporting seat 304, the first supporting seat 303 and the second supporting seat 304 are respectively disposed at two sides of the base 300, and further includes a first adjusting plate 301 and a second adjusting plate 302, two ends of the first adjusting plate 301 are respectively mounted on the first supporting seat 303 and the second supporting seat 304 through a first screw 307, two ends of the second adjusting plate 302 are respectively mounted on the first supporting seat 303 and the second supporting seat 304 through a second screw 309, two ends of the connecting plate 315 are respectively provided with a first limiting pin 317 and a second limiting pin 318, the first adjusting plate 301 is provided with a first limiting hole 305 corresponding to the first limiting pin 317, the first limiting hole 305 has a larger diameter than the first limiting pin 317, the second limiting hole 306 has a larger diameter than the second limiting pin 318, the second adjusting plate 302 is provided with a second limiting hole 306 corresponding to the second limiting pin 318, the first limit pin 317 penetrates through the first limit hole 305 from bottom to top, the second limit pin 318 penetrates through the second limit hole 306 from bottom to top, a vertical rotating shaft 319 is arranged on the connecting plate 315, and the vertical rotating shaft 319 is rotatably arranged on the base 300.
As a preferable mode of the present invention, the first support seat 303 and the second support seat 304 are both provided with a first adjusting hole 320 corresponding to the first screw 307, the aperture of the first adjusting hole 320 is larger than the major diameter of the first screw 307, the first screw 307 is provided with a first limit nut 308, the diameter of the circumscribed circle of the first limit nut 308 is larger than the aperture of the first adjusting hole 320, the first support seat 303 and the second support seat 304 are both provided with a second adjusting hole (not shown) corresponding to the second screw 309, the aperture of the second adjusting hole is larger than the major diameter of the second screw 309, the second screw 309 is provided with a second limit nut 310, and the diameter of the circumscribed circle of the second limit nut 310 is larger than the aperture of the second adjusting hole. According to the invention, the two first limit nuts 308 can limit the axial movement of the first screw 307, the two second limit nuts 310 can limit the axial movement of the second screw 309, the first limit nuts 308 and the second limit nuts 310 are loosened, the first adjusting plate 301 and the second adjusting plate 302 can move axially, so that the guide wheel is driven to rotate around the vertical rotating 309 shaft, the inclination degree of the guide wheel 311 can be adjusted, and when the guide wheel is disassembled, the first screw 307, the first limit nut 308, the second screw 309, the second limit nut 310 and the supporting shaft 314 are removed, so that the guide wheel 311 can be disassembled.
In a preferred embodiment of the present invention, a bearing is provided between the guide wheel 311 and the support shaft 314, the bearing has an inner ring and an outer ring which rotate relative to each other, the inner ring is mounted on the support shaft 314, and the outer ring is mounted in the shaft hole of the guide wheel 311.
As a preferable mode of the present invention, the tension control device further comprises a tension control device arranged on the frame 104, the tension control device comprises a support plate 1000, a first swing arm 1001, a second swing arm 1002, a connecting shaft 1004 and a pushing mechanism 1003, one end of the first swing arm 1001 is vertically arranged on the connecting shaft 1004, the other end is connected with the pushing mechanism 1003, one end of the second swing arm 1002 is vertically arranged on the connecting shaft 1004, the other end is arranged on a tension pulley 1005 for winding a diamond wire, the connecting shaft 1004 is rotatably arranged on the support plate 1000, and the pushing mechanism 1003 is arranged on the support plate 1000. Specifically, first swing arm 1001, second swing arm 1002 and extension board 1000 all set up along vertical direction, pushing mechanism 1003 adopts the cylinder, electric putter or other drive mechanism, for example can adopt electric putter, electric putter articulates on extension board 1000, electric putter's flexible end is articulated with the lower extreme of first swing arm 1001, the upper end of first swing arm 1001 is fixed on even axle 1004, even axle 1004 extends along the horizontal direction, the upper end of second swing arm 1002 is fixed on even axle 1004, tension pulley 1005 is installed to the lower extreme of second swing arm 1002, tension pulley 1005 rotationally installs the lower extreme at second swing arm 1002. In order to limit the stroke of the second swing arm 1002, a first limit column 1006 and a second limit column 1007 are respectively arranged on two sides of the second swing arm 1002, and the first limit column 1006 and the second limit column 1007 are fixed on the support plate 1000. The tension control device is preferably used between the wire winding and unwinding device and the wire rollers, the tension of the diamond wires is adjusted, the diamond wires coming out of the wire winding and unwinding device are subjected to tension adjustment through the tension wheel 1005 and then enter the wire rollers, the diamond wires have proper tension in the wire rollers, the diamond wires are not prone to breakage, and stable cutting of the stone is guaranteed. During installation, according to the actual situation of the machine table, a plurality of reversing guide wheels for changing the trend of the diamond wire or supporting guide wheels for guiding the diamond wire to walk can be arranged. In order to sense the rotation angle of the connecting shaft 1004, an encoder 1008 can be further installed on the support plate 1000, the encoder 1008 is arranged corresponding to the connecting shaft 1004, a tension sensor is arranged on the reversing guide wheel or the supporting guide wheel, the encoder 1008, the tension sensor and the pushing mechanism 1003 are all connected to a controller, diamond wire constant tension adjustment is achieved through the controller, and stable stone cutting is guaranteed. In the tension adjustment, the pushing mechanism 1003 extends and retracts to drive the first swing arm 1001 to swing, and the first swing arm 1001 drives the second swing arm 1002 to swing through the connecting shaft 1004, so that the tension pulley 1005 swings.
The product form of the present invention is not limited to the embodiments, and any suitable changes or modifications of the similar ideas by anyone should be considered as not departing from the patent scope of the present invention.
Claims (10)
1. The utility model provides a stone material bears device which characterized in that: including bracket and a plurality of backup pads of setting on the bracket, form the bar seam that supplies the buddha's warrior attendant line walking between the adjacent backup pad, the one end setting of backup pad is on the bracket, and the other end is the free end, still including the bearing mechanism that is used for this free end of bearing, bearing mechanism with can remove the mode setting of free end corresponds the free end setting.
2. A stone carrying device as claimed in claim 1, wherein: the supporting mechanism comprises a supporting plate and a lifting mechanism used for driving the supporting plate to lift, and the supporting plate is arranged below the free end.
3. A stone carrying device as claimed in claim 2, wherein: the lifting mechanism is an oil cylinder.
4. A stone carrying device as claimed in claim 1, wherein: the bracket comprises a first cross beam, a second cross beam and a connecting cross beam, one end of the first cross beam is connected with one end of the connecting cross beam, one end of the second cross beam is connected with the other end of the connecting cross beam, first supporting columns are arranged at two ends of the first cross beam, second supporting columns are arranged at two ends of the second cross beam, and the first supporting columns and the second supporting columns are arranged along the vertical direction.
5. A stone carrying device as claimed in claim 4, characterized in that: the end of the first cross beam is provided with a first clamping groove, the second cross beam is provided with a second clamping groove, the first clamping groove and the second clamping groove are arranged along the horizontal direction, the bearing mechanism is a clamping plate located below the free end of the supporting plate 612, one end of the clamping plate is clamped in the first clamping groove, the other end of the clamping plate is clamped in the second clamping groove, and the upper surface of the clamping plate is abutted against the lower surface of the supporting plate.
6. A stone carrying device as claimed in claim 5, wherein: the supporting plates are arranged in parallel, and the width of the strip-shaped seam is 2-3 mm.
7. A stone carrying device as claimed in claim 6, characterized in that: the connecting beam is provided with a plurality of mounting grooves, each mounting groove is embedded with one supporting plate, one surface of the connecting beam, which is close to the bearing mechanism, is a first end surface, the opposite surface is a second end surface, the mounting grooves extend from the first end surface to the second end surface, two adjacent supporting plates are arranged as a first supporting plate and a second supporting plate, a first half thread groove is arranged on the first supporting plate, a second half thread groove is arranged on the second supporting plate, and the locking screw is also included, a plurality of locking screw grooves are arranged on the connecting beam, the locking screw grooves penetrate into the mounting groove from the second end surface, each locking screw groove is arranged corresponding to two mounting grooves, the locking screw grooves in the upper row and the lower row are arranged respectively, the locking screw grooves in the upper row and the lower row are arranged in a staggered mode, the locking screw grooves are arranged corresponding to the first half screw groove and the second half screw groove, and the locking screw is screwed in the first half screw groove and the second half screw groove.
8. The diamond wire stone cutting machine comprises a rack, a diamond wire, a wire roller and a wire winding and unwinding device, wherein the diamond wire is wound on the wire roller and is connected with the wire winding and unwinding device, the wire roller comprises a first wire roller, a second wire roller and a wire passing wheel, the second wire roller and the wire passing wheel are positioned above the first wire roller, the second wire roller and the wire passing wheel are rotatably arranged on the rack, a power source for driving the first wire roller, the second wire roller and the wire passing wheel to rotate is arranged on the rack, the diamond wire is repeatedly wound on the first wire roller, the second wire roller and the wire passing wheel to form a first net surface and a second net surface, the first net surface and the second net surface are both positioned between the first wire roller and the second wire roller, the diamond wire at the position of the first net surface and the diamond wire at the position of the second net surface are aligned in a one-to-one parallel manner, the stone bearing device for placing stone is also comprises a stone material, the method is characterized in that: the stone bearing device comprises a bracket and a plurality of supporting plates arranged on the bracket, a bar-shaped seam for the diamond wire to walk is formed between every two adjacent supporting plates, one end of each supporting plate is arranged on the bracket, the other end of each supporting plate is a free end, a bearing mechanism for bearing the free end is arranged, and the bearing mechanism can move away from the free end and corresponds to the free end.
9. A diamond wire stone cutter as claimed in claim 8, wherein: still include the mounting bracket, first line roller the second line roller and cross the setting of line wheel on the mounting bracket, the mounting bracket can set up with reciprocating in the frame, be equipped with in the frame and be used for driving the lift actuating mechanism that the mounting bracket reciprocated, still include the base, the frame sets up on the base with the mode that can follow the horizontal direction and remove, still including being used for taking the gliding translation actuating mechanism of frame on the base.
10. A diamond wire stone cutter as claimed in claim 9, wherein: the wire passing wheel is provided with a plurality of third wire grooves which are arranged along the circumferential direction of the wire passing wheel, the plurality of third wire grooves are arranged along the axial direction of the wire passing wheel, and the axis of the wire passing wheel and the axis of the first wire roller are arranged in a non-parallel mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011003156.7A CN111993602A (en) | 2020-09-22 | 2020-09-22 | Stone bearing device and diamond wire stone cutting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011003156.7A CN111993602A (en) | 2020-09-22 | 2020-09-22 | Stone bearing device and diamond wire stone cutting machine |
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| Publication Number | Publication Date |
|---|---|
| CN111993602A true CN111993602A (en) | 2020-11-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011003156.7A Pending CN111993602A (en) | 2020-09-22 | 2020-09-22 | Stone bearing device and diamond wire stone cutting machine |
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| CN (1) | CN111993602A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115816664A (en) * | 2022-12-28 | 2023-03-21 | 泉州市品河精密科技有限公司 | Stone cutting method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1745875A2 (en) * | 2005-07-22 | 2007-01-24 | Andrea Corsi | Apparatus for the sawing of stone materials |
| CN105415509A (en) * | 2015-09-25 | 2016-03-23 | 上海日进机床有限公司 | Silicon ingot squarer and silicon ingot squaring cutting method |
| CN106079125A (en) * | 2016-08-09 | 2016-11-09 | 上海日进机床有限公司 | Rotary multi-thread excavation machine and workpiece evolution method |
| CN107263747A (en) * | 2016-04-06 | 2017-10-20 | 上海日进机床有限公司 | Diamond wire and multi-wire saw equipment |
| CN109866338A (en) * | 2019-03-29 | 2019-06-11 | 江西晶瑞自动化设备有限公司 | A kind of Novel stone cutting bobbin winder device and stone dicing saw bed |
| CN212498346U (en) * | 2020-09-22 | 2021-02-09 | 厦门品河机械制造有限公司 | Stone bearing device and diamond wire stone cutting machine |
-
2020
- 2020-09-22 CN CN202011003156.7A patent/CN111993602A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1745875A2 (en) * | 2005-07-22 | 2007-01-24 | Andrea Corsi | Apparatus for the sawing of stone materials |
| CN105415509A (en) * | 2015-09-25 | 2016-03-23 | 上海日进机床有限公司 | Silicon ingot squarer and silicon ingot squaring cutting method |
| CN107263747A (en) * | 2016-04-06 | 2017-10-20 | 上海日进机床有限公司 | Diamond wire and multi-wire saw equipment |
| CN106079125A (en) * | 2016-08-09 | 2016-11-09 | 上海日进机床有限公司 | Rotary multi-thread excavation machine and workpiece evolution method |
| CN109866338A (en) * | 2019-03-29 | 2019-06-11 | 江西晶瑞自动化设备有限公司 | A kind of Novel stone cutting bobbin winder device and stone dicing saw bed |
| CN212498346U (en) * | 2020-09-22 | 2021-02-09 | 厦门品河机械制造有限公司 | Stone bearing device and diamond wire stone cutting machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115816664A (en) * | 2022-12-28 | 2023-03-21 | 泉州市品河精密科技有限公司 | Stone cutting method |
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