CN108866304B - Major diameter saw bit iron matrix body heat treatment facility - Google Patents
Major diameter saw bit iron matrix body heat treatment facility Download PDFInfo
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- CN108866304B CN108866304B CN201810872139.3A CN201810872139A CN108866304B CN 108866304 B CN108866304 B CN 108866304B CN 201810872139 A CN201810872139 A CN 201810872139A CN 108866304 B CN108866304 B CN 108866304B
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- upper oil
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 172
- 229910052742 iron Inorganic materials 0.000 title claims abstract description 86
- 238000010438 heat treatment Methods 0.000 title claims abstract description 46
- 239000011159 matrix material Substances 0.000 title claims description 65
- 230000007246 mechanism Effects 0.000 claims abstract description 151
- 238000002347 injection Methods 0.000 claims abstract description 76
- 239000007924 injection Substances 0.000 claims abstract description 76
- 238000010791 quenching Methods 0.000 claims abstract description 40
- 230000000171 quenching effect Effects 0.000 claims abstract description 40
- 238000013519 translation Methods 0.000 claims description 67
- 210000000078 claw Anatomy 0.000 claims description 57
- 239000000758 substrate Substances 0.000 claims description 13
- 238000005507 spraying Methods 0.000 claims description 7
- 230000000694 effects Effects 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 7
- 238000000926 separation method Methods 0.000 description 13
- 230000005540 biological transmission Effects 0.000 description 12
- 230000009471 action Effects 0.000 description 9
- 238000001816 cooling Methods 0.000 description 6
- 238000003780 insertion Methods 0.000 description 5
- 230000037431 insertion Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/24—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for saw blades
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/62—Quenching devices
- C21D1/667—Quenching devices for spray quenching
-
- 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
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Articles (AREA)
Abstract
The invention discloses iron-based heat treatment equipment for a large-diameter saw blade, which comprises a heating furnace, a quick-push up-down oil injection mechanism and a hydraulic quenching device; the quick pushing up-down oil injection mechanism comprises an upper oil delivery pipe, an upper oil guide plate, a lower oil delivery pipe and a lower oil guide plate; the upper oil guide plate is provided with an upper oil inlet and an upper oil injection port, the upper oil guide plate is connected to the upper oil delivery pipe through the upper oil inlet, and upper oil outlet groups communicated with the upper oil inlet are uniformly distributed on the upper oil delivery pipe; the lower oil guide plate is provided with a lower oil inlet and a lower oil injection port, the lower oil guide plate is connected to the lower oil delivery pipe through the lower oil inlet, and a lower oil outlet group communicated with the lower oil inlet is uniformly distributed on the lower oil delivery pipe; the upper oil guide plate and the lower oil guide plate are arranged towards one side of the hydraulic quenching device, and the upper oil injection port and the lower oil injection port are in a splayed structure which are arranged close to each other up and down. The scheme can avoid the problems of deformation, plastic effect influence and the like of the heat treatment of the iron base, and can greatly simplify the heat treatment process of the base and improve the production efficiency.
Description
Technical Field
The invention relates to a large-diameter saw blade iron matrix treatment technology, in particular to large-diameter saw blade iron matrix heat treatment equipment.
Background
In the production process of the diamond saw blade iron matrix, in order to improve the strength and the plasticity and toughness of the saw blade iron matrix, the saw blade iron matrix needs to be subjected to heat treatment. At present, the iron-based heat treatment of the saw blade is divided into vertical type and horizontal type according to the placement position of the saw blade, no matter which way is adopted, wherein the process steps mainly comprise the steps of heating, quenching, leveling, cleaning and the like. Wherein the heating step and the quenching step are key steps of the heat treatment of the saw blade iron matrix, namely the key points affecting the treatment effect and the efficiency. In the prior art, no matter the vertical or horizontal type heating or quenching device is adopted, the saw blade iron substrate is sent into a heating furnace to be heated, and then the saw blade iron substrate is sent out from the heating furnace and directly sent into a quenching mechanism (a quenching tank or a quenching press machine) to be quenched. In the process that the substrate is directly sent into the quenching mechanism from the heating furnace, the problem that the upper surface and the lower surface of the saw blade are inconsistent in temperature and the saw blade substrate is deformed is easily caused, the treatment effect of the saw blade substrate is affected, and particularly, the adverse effect caused by the large-diameter saw blade substrate is more obvious.
Disclosure of Invention
The invention aims to provide the large-diameter saw blade iron-based heat treatment equipment, which can ensure that the temperatures of the upper and lower corresponding positions of the saw blade are consistent in the treatment process, avoid the problems of deformation, plastic effect influence and the like of iron-based heat treatment, and bring production efficiency and benefit.
In order to achieve the above object, the solution of the present invention is:
the heat treatment equipment for the large-diameter saw blade iron matrix comprises a heating furnace, a quick-push up-down oil injection mechanism and a hydraulic quenching device which are sequentially arranged from front to back; the quick pushing up-down oil injection mechanism comprises an upper oil delivery pipe, an upper oil guide plate, a lower oil delivery pipe and a lower oil guide plate; the upper oil delivery pipe and the lower oil delivery pipe extend horizontally and are arranged vertically opposite to each other; the upper oil guide plate is of a strip-shaped structure corresponding to the upper oil feeding pipe, an upper oil inlet and an upper oil injection port are respectively arranged on two sides of the upper oil guide plate in the corresponding length direction, the upper oil guide plate is connected to the upper oil feeding pipe through the upper oil inlet, and upper oil outlet groups communicated with the upper oil inlet are uniformly distributed on the upper oil feeding pipe along the length direction of the pipe body; the lower oil guide plate is of a strip-shaped structure corresponding to the lower oil delivery pipe, two sides of the lower oil guide plate in the corresponding length direction are respectively provided with a lower oil inlet and a lower oil injection port, the lower oil guide plate is connected to the lower oil delivery pipe through the lower oil inlet, and lower oil outlet groups communicated with the lower oil inlet are uniformly distributed on the lower oil delivery pipe along the length direction of the pipe body; the upper oil guide plate and the lower oil guide plate are arranged towards one side of the hydraulic quenching device, and the upper oil injection port and the lower oil injection port are in a splayed structure which are arranged close to each other up and down.
The upper oil guide plate comprises an oil inlet section and a guide section which are mutually connected, wherein an opening at the free end corresponding to the oil inlet section is an upper oil inlet, and an opening at the free end of the guide section is an upper oil injection opening; the width of the oil duct of the oil inlet section gradually narrows from the opening at the free end to the other end, and the axial direction of the oil duct of the guide section is inclined upwards relative to the axial direction of the oil duct of the oil inlet section.
The lower oil guide plate comprises an oil inlet section and a guide section which are mutually connected, wherein the opening of the free end corresponding to the oil inlet section is a lower oil inlet, and the opening of the free end of the guide section is a lower oil spraying opening; the width of the oil duct of the lower oil section gradually narrows from the opening of the free end to the other end, and the axial direction of the oil duct of the guide section is inclined downwards relative to the axial direction of the oil duct of the oil inlet section.
The oil duct of upper oil guide plate and lower oil guide plate is inside equipartition to be equipped with a plurality of oil removal pieces of following length direction homogeneous arrangement, and the aperture of lining up has been seted up on this oil removal piece edge.
The opening width of the upper oil spraying opening and the lower oil spraying opening is limited to be 1.5-2.5mm.
The two ends of the upper oil delivery pipe and the lower oil delivery pipe are respectively arranged on the mounting plate through bearing sleeve parts, locking holes are formed in the bearing sleeve parts, and a plurality of groups of adjusting holes which are arranged up and down and can be used for the locking holes to correspond to the movable locking holes are formed in the mounting plate.
The hydraulic quenching device comprises a hydraulic mechanism, a small oil tank and a large oil tank, wherein the small oil tank and the large oil tank are sleeved with each other in an internal-external mode, and the hydraulic mechanism and the small oil tank are correspondingly arranged up and down; the quick-push up-down oil injection mechanism is arranged between the front wall of the small oil tank and the front wall of the large oil tank, and an upper oil guide plate and a lower oil guide plate of the quick-push up-down oil injection mechanism are arranged towards one side where the hydraulic mechanism is located.
The quick pushing up-down oil injection mechanism further comprises an oil limiting plate, the oil limiting plate is vertically arranged beside one side where the upper oil guide plate and the lower oil guide plate are located, and notches corresponding to the upper oil injection port and the lower oil injection port are formed in the upper end of the oil limiting plate.
An iron substrate pushing device is arranged between the heating furnace and the quick pushing up-down oil injection mechanism, and comprises a roller conveying group, a pushing claw mechanism, a lifting mechanism and a translation mechanism; the roller conveying group is provided with a plurality of groups of rollers which are horizontally and sequentially arranged, the translation mechanism is erected above the roller conveying group, the pushing claw mechanism is arranged on the translation mechanism through the lifting mechanism, and the pushing claw mechanism is driven by the lifting mechanism to lift and is driven by the translation mechanism to realize translation pushing along the conveying direction of the roller conveying group; the pushing claw mechanism is provided with a mounting seat and two pushing claws arranged on the mounting seat, and the end parts of the two pushing claws are provided with embedded grooves for the large-diameter saw blade iron matrix to prop against.
The embedded grooves of the two pushing claws are downward-opening notches, the notches are provided with horizontal upper side surfaces and vertical abutting surfaces, the abutting surfaces are arc-shaped surfaces, and the arc-shaped surfaces of the two pushing claws are oppositely arranged at the inner sides of the arcs.
The outer edge of the embedded groove is formed with a guide surface in an upward inclined manner.
The lifting mechanism is provided with a lifting oil cylinder, a lifting guide rod and a guide bearing; the body of the lifting oil cylinder is fixed on the translation mechanism, and a movable shaft of the lifting oil cylinder is connected with the mounting seat; the lifting guide rod and the guide bearing are respectively and fixedly arranged on the mounting seat and the translation mechanism, and the lifting guide is realized through the mutual movable fit of the lifting guide rod and the guide bearing.
The translation mechanism comprises a translation cross beam and a translation driving unit, wherein the translation driving unit comprises tooth rows, gears and a driving motor which are all provided with two groups; the two groups of gear rows are symmetrically arranged at two sides above the roller conveying group along the conveying direction of the roller conveying group, and the two groups of gears are respectively arranged on the two groups of driving motors and are respectively meshed with the two groups of gear rows in a transmission way; two ends of the translation cross beam are correspondingly connected with the two groups of driving motors respectively.
The translation driving unit further comprises two groups of guide rails and guide blocks which are matched with each other, the two groups of guide rails are respectively positioned on the inner sides of the two groups of tooth rows and are arranged in parallel, and the two groups of guide blocks are respectively arranged on the two groups of driving motors.
The rear part of the hydraulic quenching device is also connected with a hooking device, and the hooking device comprises a roller conveying group, a hooking claw mechanism, a lifting mechanism and a translation mechanism; the roller conveying group is provided with a plurality of groups of rollers which are horizontally and sequentially arranged, the translation mechanism is erected above the roller conveying group, the claw mechanism is arranged on the translation mechanism through the lifting mechanism, and the claw mechanism is driven by the lifting mechanism to lift and is driven by the translation mechanism to realize translation and fetching along the conveying direction of the roller conveying group; the hook claw mechanism is provided with a mounting seat and two hook claws arranged on the mounting seat, and the end parts of the two hook claws are downwards provided with a pouring hook for hooking the large-diameter saw blade iron matrix.
The pouring hook is a unidirectional hook which swings unidirectionally only in the conveying direction.
The unidirectional hook is movably and rotatably arranged at the end part of the hook claw through a rotating shaft, the front side of the end part corresponding to the unidirectional hook is provided with a resisting part for resisting the swing of the unidirectional hook, and the rear side of the end part corresponding to the unidirectional hook is provided with a yielding groove for the movable swing space of the unidirectional hook.
The front side hook end of the unidirectional hook is provided with an arc-shaped guide surface.
After the scheme is adopted, the iron-based heat treatment equipment for the large-diameter saw blade has the beneficial effects compared with the prior art that: the quick-pushing up-down oil injection mechanism is innovatively arranged between the heating furnace and the hydraulic quenching device, after the large-diameter saw blade iron matrix is heated in the heating furnace, the large-diameter saw blade iron matrix passes through an upper oil delivery pipe (an upper oil guide plate) and a lower oil delivery pipe (a lower oil guide plate) of the upper-down oil injection mechanism before being sent to the hydraulic quenching device after being sent out from the heating furnace, oil is synchronously and uniformly injected to the corresponding positions on the upper surface and the lower surface of the large-diameter saw blade iron matrix in the passing process, and oil uniformly injected to the matrix is quickly pushed to move forward along with the advancing of the matrix, so that the temperature of the upper and lower corresponding quenching positions of the saw blade iron matrix is consistent, the problems of deformation, plastic effect influence and the like of iron matrix heat treatment are well avoided, meanwhile, the matrix heat treatment procedure is greatly simplified, the production efficiency is improved, and excellent production benefits are brought.
Drawings
FIG. 1 is a schematic view of a thermal processing apparatus of the present disclosure;
FIG. 2 is a partial schematic view of the present thermal processing apparatus;
FIG. 3 is a front view of the quick push up and down oil injection mechanism of the present case;
FIG. 4 is a schematic diagram of a main body of the quick push up and down oil injection mechanism;
FIG. 5 is another schematic view of a main body portion of the push-up and push-down fuel injection mechanism;
FIG. 6 is an exploded view of the main body of the push-up and push-down mechanism of the present disclosure;
FIG. 7 is a side view of a main body portion of the push-up and push-down mechanism;
FIG. 8 is a schematic diagram of the working state of the quick pushing up and down oil injection mechanism;
FIG. 9 is a schematic view of an iron substrate pushing apparatus of the present disclosure;
FIG. 10 is a schematic view of a pusher dog;
FIG. 11 is a schematic view of a lift mechanism;
FIG. 12 is a schematic view of a translation mechanism;
FIG. 13 is a schematic view of a hooking device;
FIG. 14 is a schematic view of the fingers;
FIG. 15 is a schematic view of a lift mechanism;
fig. 16 is a schematic of a translation mechanism.
Description of the reference numerals
A heating furnace 100;
a hydraulic quenching device 200, a hydraulic mechanism 21, a small oil tank 22 and a large oil tank 23;
quick push up and down oil injection mechanism 300:
upper oil feed pipe 31, upper oil outlet hole group 311, upper oil guide plate 32,
upper oil injection port 320, oil inlet section 321, guide section 322, oil separation plate 323, small hole 3231, lower oil feed pipe 33, lower oil guide plate 34, lower oil injection port 340, oil inlet section 341, guide section 342, bearing sleeve 351, locking hole 3511, mounting plate 352, adjusting hole 3521,
the oil limiting plate 36 and the notch 361;
a large diameter saw blade iron base 400;
iron matrix pushing device 500: the roller conveyor set 51 is provided with a plurality of rollers,
the pusher dog mechanism 52, mount 521, pusher dog 522,
the insertion groove 5220, the upper side 5221, the abutment surface 5222, the guide surface 5223,
the lifting mechanism 53, the lifting cylinder 531, the lifting guide bar 532, the guide bearing 533,
translation mechanism 54, translation beam 541, row of teeth 542, gear 543,
a drive motor 544, a guide rail 545, a guide block 546;
hooking device 600: a roller conveyor set 61 is provided which,
the finger mechanism 62, the mounting block 621, the finger 622, the end portion 6220, the abutment portion 62201,
the relief groove 62202, the pouring hook 6221, the arc-shaped guide surface 62211, the bearing 6222,
the lifting mechanism 63, the lifting cylinder 631, the lifting guide rod 632, the guide bearing 633,
translation mechanism 64, translation beam 641, row of teeth 642, gear 643,
drive motor 644, rail 645, guide 646.
Detailed Description
The present invention will be described in further detail with reference to the following specific embodiments.
The present disclosure relates to a large-diameter saw blade iron-based heat treatment apparatus, as shown in fig. 1-2, comprising a heating furnace 100, a quick-push up-down oil injection mechanism 300 and a hydraulic quenching device 200, which are sequentially arranged.
The quick push up and down oil injection mechanism 300, as shown in fig. 3-8, mainly comprises an upper oil feed pipe 31, an upper oil guide plate 32, a lower oil feed pipe 33 and a lower oil guide plate 34. The upper oil delivery pipe 31 and the lower oil delivery pipe 33 extend horizontally and are arranged vertically opposite to each other; the upper oil guide plate 32 is installed on the upper oil feed pipe 31, the lower oil guide plate 34 is installed on the lower oil feed pipe 33, and the upper oil guide plate 32 and the lower oil guide plate 34 are in a splayed structure which is arranged vertically opposite to each other.
The upper oil guide plate 32 has a long strip structure corresponding to the upper oil feeding pipe 31, the upper oil guide plate 32 has an oil passage therein, two sides corresponding to the length direction are mutually penetrated and opened, and the openings on the two sides are respectively formed into an upper oil inlet (not shown in the figure) and an upper oil injection port 320 of the oil passage of the upper oil guide plate 32, and the upper oil inlet and the upper oil injection port 320 are both in a flat strip structure. The upper oil guide plate 32 is connected to the upper oil delivery pipe 31 through an upper oil inlet, and upper oil outlet groups 311 communicated with the upper oil inlet are uniformly distributed on the upper oil delivery pipe 31 along the length direction of the pipe body. The cooling oil supplied from the upper oil supply pipe 31 is uniformly supplied to the upper oil guide plate 32 through the upper oil outlet hole group 311, and finally the cooling oil is sprayed out in a uniform sheet form through the upper oil spray opening 320. The upper oil outlet hole group 311 may be arranged in various ways, as long as it can uniformly feed oil into the upper oil guide plate 32, and a preferred embodiment is provided, and the upper oil outlet hole group 311 is designed to be arranged in a single row.
The lower oil guide plate 43 has a long strip structure corresponding to the lower oil feed pipe 33, the lower oil guide plate 43 has an oil passage therein, two sides corresponding to the length direction have mutually penetrating opening structures, and the openings on the two sides are respectively formed into a lower oil inlet (not shown in the figure) and a lower oil outlet 340 of the oil passage of the lower oil guide plate 43, and the lower oil inlet and the lower oil outlet 340 are both in a flat strip structure. The lower oil guide plate 43 is connected to the lower oil feed pipe 33 through a lower oil inlet, and a lower oil outlet group (not shown) communicated with the lower oil inlet is uniformly arranged on the lower oil feed pipe 33 along the length direction of the pipe body. The cooling oil supplied from the lower oil supply pipe 33 is uniformly supplied to the lower oil guide plate 43 through the lower oil outlet group, and finally the cooling oil is discharged in a uniform sheet form through the lower oil discharge port 340. The arrangement of the lower oil outlet hole group may take various forms as long as it can uniformly feed oil into the lower oil guide plate 34, and a preferred embodiment is given, and the lower oil outlet hole group is designed as a single-row in-line arrangement.
The upper oil guide plate 32 and the lower oil guide plate 34 are arranged towards one side of the hydraulic quenching device 300, and the upper oil guide plate 32 and the lower oil guide plate 34 are in a splayed structure with an upper oil injection port 320 and a lower oil injection port 340 which are arranged close to each other up and down. The oil injection directions of the oil injection port 320 and the lower oil injection port 340 are obliquely crossed up and down, so that the up-down synchronous oil injection operation and the quick pushing action on the upper surface and the lower surface of the large-diameter saw blade iron matrix 400 passing through the middle can be realized. The opening width dimensions of upper and lower fuel injection ports 320 and 340, preferably defined as 1.5-2.5mm and in a preferred embodiment 2mm, will affect the effectiveness of the injection.
The quick-push up-down oil injection mechanism 300 is innovatively arranged between the heating furnace 100 and the hydraulic quenching device 200, after the large-diameter saw blade iron matrix 400 is heated in the heating furnace, after the large-diameter saw blade iron matrix 400 is sent out from the heating furnace and before the large-diameter saw blade iron matrix 400 is sent into the quenching mechanism, the large-diameter saw blade iron matrix 400 passes through between the upper oil delivery pipe 31 (the upper oil guide plate 32) and the lower oil delivery pipe 33 (the lower oil guide plate 34) of the quick-push up-down oil injection mechanism 300, and in the passing process, as shown in fig. 6, the upper oil injection port 320 and the lower oil injection port 340 synchronously and uniformly inject oil to the corresponding positions on the upper surface and the lower surface of the large-diameter saw blade iron matrix 400, and oil uniformly injected to the large-diameter saw blade iron matrix 400 is quickly pushed forward along with the advancing of the large-diameter saw blade iron matrix 400, so that the temperatures of the upper and lower corresponding positions of the quenching of the large-diameter saw blade iron matrix 400 are consistent, the problems of deformation, plastic effect influence and the like caused by iron matrix body heat treatment are well avoided, the matrix heat treatment process can be greatly simplified, the production efficiency is improved, and excellent production benefit is brought.
Preferably, in order to facilitate smooth transfer of the large-diameter saw blade iron matrix 400 from the quick-push up-down oil injection mechanism 300 to the hydraulic quenching apparatus 200, the oil injection heights of the upper oil injection port 320 and the lower oil injection port 340 of the quick-push up-down oil injection mechanism 300 are set to be slightly higher than the matrix support platform of the hydraulic quenching apparatus 200.
Preferably, the upper oil guide plate 32 is configured to include an oil inlet section 321 and a guide section 322 that are mutually received, wherein a free end opening corresponding to the oil inlet section 321 is an upper oil inlet port, and a free end opening of the guide section 322 is an upper oil injection port 320. The width of the oil passage of the oil inlet section 321 is gradually narrowed from the opening of the free end to the other end, and the axial direction of the oil passage of the guide section 322 is inclined upwards relative to the axial direction of the oil passage of the oil inlet section 321. The upward tilting angle is preferably controlled within 30 degrees. Through the oil inlet drainage of the oil inlet section 321 and the guiding control of the guiding section 322, the oil injection action of the upper oil injection port 320 is smoother and more uniform, and the upper quick pushing action is more powerful.
Similarly, the lower oil guide plate 34 is preferably configured to include an oil inlet section 341 and a guide section 342 that are mutually received, wherein a free end opening corresponding to the oil inlet section 341 is a lower oil inlet port, and a free end opening of the guide section 342 is a lower oil injection port 340. The width of the oil passage of the oil inlet section 341 is gradually narrowed from the opening of the free end to the other end, and the axial direction of the oil passage of the guide section 342 is inclined downwards relative to the axial direction of the oil passage of the oil inlet section 341. The downward inclination angle is preferably controlled within 30 degrees. Through the oil inlet drainage of the oil inlet section 341 and the guiding control of the guiding section 342, the oil injection action of the lower oil injection port 340 is smoother and more uniform, and the lower quick pushing action is realized more forcefully.
Preferably, a plurality of oil separation sheets 323 which are uniformly arranged along the length direction are uniformly distributed in the oil duct of the upper oil guide plate 32, and in a specific preferred embodiment, the oil separation sheets 323 are arranged in the oil inlet section 321, and the structure of the oil separation sheets 323 corresponds to a trapezoid plate structure with the narrowed oil duct. Each oil outlet hole of the upper oil outlet hole group 311 is arranged to avoid the oil separation sheets 323, and a specific embodiment is given, and three oil outlet holes are arranged between every two oil separation sheets 323. The oil separation plate 323 is further provided with a through small hole 3231 along the edge thereof, which plays a role in adjusting oil distribution. Similarly, it is preferable that a plurality of oil separation sheets uniformly arranged along the length direction are uniformly distributed inside the oil passage of the lower oil guide plate 34, and in a specific preferred embodiment, the oil separation sheets are arranged in the oil inlet section 341, and the oil separation sheet structure corresponds to a trapezoid plate structure with a narrowed oil passage. Each oil outlet of the lower oil outlet group is arranged avoiding the oil separation sheets, a specific embodiment is given, and three oil outlets are arranged between every two oil separation sheets. The oil separation sheet is further provided with a through small hole below the edge to play a role in adjusting oil distribution.
Preferably, both ends of the upper oil delivery pipe 31 and the lower oil delivery pipe 33 are respectively installed on the mounting plate 352 through a bearing sleeve 351, a locking hole 3511 is formed in the bearing sleeve 351, a plurality of groups of adjusting holes 3521 are formed in the mounting plate 352 and are vertically arranged, and the heights of the upper oil delivery pipe 31 and the lower oil delivery pipe 33 and the intervals between the upper oil delivery pipe and the lower oil delivery pipe are simply and adjustably operated by changing the corresponding movable locking of the locking holes 3511 and the different groups of adjusting holes 3521 according to needs.
Preferably, the hydraulic quenching device 200 includes a hydraulic mechanism 21, a small oil tank (not shown in the figure) and a large oil tank 300, the small oil tank and the large oil tank 22 are sleeved with each other, and the hydraulic mechanism 21 and the small oil tank are correspondingly arranged up and down; the quick-push up-down oil injection mechanism 300 is provided between the front wall of the small oil tank and the front wall of the large oil tank 22, and the upper oil guide plate 32 and the lower oil guide plate 34 of the quick-push up-down oil injection mechanism 300 are provided toward the side where the hydraulic mechanism 21 is located. Preferably, the upper oil guide plate 32 and the lower oil guide plate 34 of the quick-push up-down oil injection mechanism 300 are arranged close to the front wall of the small oil tank, so that the quick-push up-down oil injection mechanism 300 can timely act on the large-diameter saw blade iron matrix 400, and meanwhile quick-push cooling oil sprayed to the large-diameter saw blade iron matrix 400 can be guided into the small oil tank, and the cooling effect exerted in the operation of the small oil tank can be improved.
Preferably, the quick-push up-down oil injection mechanism 300 further includes an oil limiting plate 36, the oil limiting plate 36 is vertically disposed beside one side of the upper oil guiding plate 32 and the lower oil guiding plate 34, and a notch 361 corresponding to the upper oil injection port 320 and the lower oil injection port 340 is formed at an upper end of the oil limiting plate 36. In practice, the oil restrictor plate 36 may act as the front side wall of a small oil tank.
Preferably, an iron substrate pushing device is arranged between the heating furnace and the quick pushing up-down oil spraying mechanism, and as shown in fig. 9-12, the iron substrate pushing device comprises a roller conveying group 51, a pushing claw mechanism 52, a lifting mechanism 53 and a translation mechanism 54.
The roller conveying set 51 is provided with a plurality of sets of rollers which are horizontally and sequentially arranged, and the large-diameter saw blade iron matrix 400 is arranged on the roller conveying set 51 for sliding conveying, and the sequential arrangement direction of the plurality of sets of rollers is the conveying direction of the roller conveying set 51. In order to adapt to the large-sized structure of the large-diameter saw blade iron matrix 400, each set of rollers is formed by two rollers connected, so that the structure arrangement and the conveying function are facilitated. In addition, the two ends of each group of rollers can be provided with transmission gears, and chain transmission mechanisms for driving the transmission gears to synchronously transmit are arranged, so that auxiliary pushing effect is achieved according to actual needs.
The translation mechanism 54 is arranged above the roller conveying group 51, and the pushing claw mechanism 52 is arranged on the translation mechanism 54 through the lifting mechanism 53, so that the pushing claw mechanism 52 is driven to lift by the lifting mechanism 53 and is driven to translate through the translation mechanism 54, and the translation pushing of the large-diameter saw blade iron matrix 400 along the conveying direction of the roller conveying group 51 is realized.
The pushing claw mechanism 52 is a structure specially designed for conveying the large-diameter saw blade iron matrix 400, and comprises a mounting seat 521 and two pushing claws 522 arranged on the mounting seat 521, wherein the two pushing claws 522 are specifically in an L-shaped structure, the vertical parts of the two pushing claws 522 are fixed on the mounting seat 521, and the horizontal parts of the two pushing claws are at the same height as the bottom of the mounting seat 521 or lower than the bottom of the mounting seat 521. The end of the horizontal portion is provided with a fitting groove 5220, and the fitting groove 5220 can be abutted against the rear end position of the horizontally transferred large-diameter saw blade iron base 400, so as to be ready for pushing.
Preferably, two pushing claws 522 are arranged in parallel, which is beneficial to smooth and effective pushing action. Further, the insertion groove 5220 is a notch with a downward opening, the notch has a horizontal upper side 5221 and a vertical abutment surface 5222, the abutment surface 5222 is an arc surface, and the arc surfaces 5222 of the two pushing claws 522 are disposed in opposite directions on the inner side of the arc. So designed, the two pushing claws 522 can tightly hold the arc edge of the large-diameter saw blade iron matrix 400 in the pushing process, and can be simply separated after the pushing is completed. In order to facilitate the smooth insertion of the large-diameter saw blade iron base 400 into the insertion groove 5220, the outer edge of the insertion groove 5220 is formed with a guide surface 5223 inclined upward.
The lifting mechanism 53 has a lifting cylinder 531, a lifting guide 532, and a guide bearing 533. The body of the lifting cylinder 531 is fixed to the translation mechanism 54 (specifically, to the translation beam 541), and a movable shaft of the lifting cylinder 531 is connected to the mount 521. The lifting guide 532 and the guide bearing 533 are fixedly mounted on the mounting base 521 and the movable cross member 541, respectively. Therefore, the mounting seat 521 and the two pushing claws 522 on the mounting seat 521 are driven to lift relative to the translation beam 541 by the driving of the lifting cylinder 531, and meanwhile, the lifting guiding function is realized by mutually movably matching the lifting guide rod 532 and the guiding bearing 533.
The translation mechanism 54 includes a translation beam 541 and a translation driving unit including a gear row 542, a gear 543, and a driving motor 544, each of which is provided with two groups. Two sets of gear rows 542 are symmetrically arranged at two sides above the roller conveying group 51 along the conveying direction of the roller conveying group 51, and two sets of gears 543 are respectively arranged on two sets of driving motors 544 and are respectively in driving engagement with the two sets of gear rows 542; both ends of the translation beam 541 are respectively connected with the two groups of driving motors 544 correspondingly. Therefore, the two groups of driving motors 544 are synchronously driven, and the translation beam 541, the lifting mechanism 53 thereon and the pushing claw mechanism 52 are finally driven to translate by the cooperation of the gear rows 542 and the gears 543.
Preferably, the translational driving unit further includes two sets of guide rails 545 and guide blocks 546, where the two sets of guide rails 545 are respectively located inside the two sets of tooth rows 542 and are arranged in parallel, and the two sets of guide blocks 546 are respectively mounted on the two sets of driving motors 544. Thus, the guide rail 545 and the guide block 546 are matched and guided, and the stability and the reliability of the translation transmission are improved.
Preferably, in order to facilitate the timely driving action of the translation mechanism 54 and the lifting mechanism 53, the pushing device and the pushing initial position are also provided with related sensing units, and are cooperatively connected with related control mechanisms, and the automatic pushing operation is realized through the real-time sensing of the sensing units and the control of the control mechanisms.
The iron matrix pushing device 500 is specially used for pushing the large-diameter saw blade iron matrix 400, in operation, the large-diameter saw blade iron matrix 400 is conveyed onto the roller conveying set 51 from the heating furnace 100, after the related sensing unit senses that the large-diameter saw blade iron matrix 400 is in place, the lifting mechanism 53 is driven to drive the two pushing claws 522 to descend, after the two pushing claws 522 descend in place, the translation mechanism 54 is driven to drive the two pushing claws 522 to translate forward, the two pushing claws 522 are embedded on the large-diameter saw blade iron matrix 400 from the rear through the embedded grooves 5220, the translation mechanism 54 is continuously driven, and finally, the large-diameter saw blade iron matrix 400 is stably pushed to pass through the quick pushing up-down oil injection mechanism 300 until the hydraulic quenching device 200.
Preferably, a hooking device 600 is also received behind the hydraulic quenching device 200, and as shown in fig. 13-16, the hooking device 600 includes a roller conveying set 61, a hooking claw mechanism 62, a lifting mechanism 63 and a translation mechanism 64.
The roller conveying group 61 is arranged at the rear of the hydraulic quenching device and is provided with a plurality of groups of rollers which are horizontally and sequentially arranged, and the large-diameter saw blade iron matrix is taken out from the hydraulic quenching device and is supported and glidingly conveyed by the roller conveying group 61, and the sequential arrangement direction of the plurality of groups of rollers is the conveying direction of the roller conveying group 61. In order to adapt to the large-size structure of the large-diameter saw blade iron matrix, each group of rollers is formed by connecting two rollers, so that the structure setting and the conveying function are facilitated. In addition, the two ends of each group of rollers can be provided with transmission gears, and chain transmission mechanisms for driving the transmission gears to synchronously transmit are arranged, so that an auxiliary transmission function is realized according to actual needs.
The translation mechanism 64 is erected above the roller conveying set 61, and the hook claw mechanism 62 is arranged on the translation mechanism 64 through the lifting mechanism 63, so that the hook claw mechanism 62 is driven to lift by the lifting mechanism 63 and is driven to translate through the translation mechanism 64, and hooking and conveying of the large-diameter saw blade iron matrix along the conveying direction of the roller conveying set 61 are realized.
The claw mechanism 62 is a structure specially designed for the transmission of large-diameter saw blade iron substrates, and comprises a mounting seat 621 and two claws 622 arranged on the mounting seat 621, wherein the two claws 622 are in an L-shaped structure, the vertical parts of the two claws are fixed on the mounting seat 621, and the horizontal parts of the two claws are at the same height as the bottom of the mounting seat 621 or lower than the bottom of the mounting seat 621. The end 6220 of the two claw 622 (i.e. the end of the horizontal part) is provided with a pouring hook 6221 downwards, and the pouring hook 6221 can extend to the rear position of the corresponding large-diameter saw blade iron matrix in the hydraulic quenching device, so as to realize the effect of hooking the large-diameter saw blade iron matrix and prepare for the hooking action.
Preferably, the two hooks 622 are arranged in parallel, which is beneficial to the smooth and effective hooking action.
Preferably, the pouring hook 6221 is a one-way hook that swings in one direction only in the conveying direction. Further, the unidirectional hook is movably and rotatably mounted at an end portion 6220 of the hook claw 622 through a rotating shaft 6222, a resisting portion 62201 for resisting the swing of the unidirectional hook is formed at the front side of the corresponding unidirectional hook of the end portion 6220, and a yielding groove 62202 for a movable swing space of the unidirectional hook is formed at the rear side of the corresponding unidirectional hook of the end portion 6220. Here, the claw 622 extends into the hydraulic quenching device in the opposite direction of the transfer and passes over the large-diameter saw blade iron matrix, and the one-way swing of the one-way hook to the direction of the relief groove 62202 ensures that the pouring hook 6221 of the claw 622 extends smoothly to the rear of the large-diameter saw blade iron matrix. After the hook 622 hooks the large-diameter saw blade iron matrix, the hook 622 can firmly hook the large-diameter saw blade iron matrix and drive the large-diameter saw blade iron matrix to move together to be sent out by being blocked by the blocking part 62201.
Preferably, in order to facilitate the smooth passing of the unidirectional hooks over the large diameter saw blade iron substrate, the front hook end of the unidirectional hooks is formed with an arc-shaped guide surface 62211 for smooth passing.
The lifting mechanism 63 has a lifting cylinder 631, a lifting guide 632, and a guide bearing 633. The body of the lift cylinder 631 is fixed to the translation mechanism 64 (specifically, to the translation beam 641), and a movable shaft of the lift cylinder 631 is connected to the mounting base 621. The elevating guide bar 632 and the guide bearing 633 are fixedly installed on the installation base 621 and the movable beam 641, respectively. Therefore, the mounting seat 621 and the two hooks 622 on the mounting seat are driven to lift relative to the translation cross beam 641 by driving of the lifting cylinder 631, and meanwhile, the lifting guide function is realized by mutually movably matching the lifting guide rod 632 and the guide bearing 633.
The translation mechanism 64 includes a translation beam 641 and a translation driving unit including a gear row 642, a gear 643, and a driving motor 644 each provided with two sets. Two sets of teeth 642 are symmetrically arranged at two sides above the roller conveying set 61 along the conveying direction of the roller conveying set 61, and two sets of gears 643 are respectively arranged on two sets of driving motors 644 and are respectively meshed with the two sets of teeth 642 in a transmission manner; both ends of the translation beam 641 are respectively and correspondingly connected with two groups of driving motors 644. Therefore, the two groups of driving motors 644 are synchronously driven, and the translation beam 641, the lifting mechanism 63 and the claw mechanism 62 on the translation beam 641 are finally driven to translate through the cooperation of the tooth row 642 and the gear 643.
Preferably, the translational driving unit further includes two sets of guide rails 645 and guide blocks 646, where the two sets of guide rails 645 are respectively located at the inner sides of the two sets of tooth rows 642 and are arranged in parallel, and the two sets of guide blocks 646 are respectively mounted on the two sets of driving motors 644. So, the guide rail 645 and the guide block 646 are matched for guiding, and the stability and the reliability of the translation transmission are improved.
The hooking device is specially used for taking out the large-diameter saw blade iron matrix from the hydraulic quenching device, the large-diameter saw blade iron matrix is placed in the hydraulic quenching device, after quenching treatment is completed, the translation mechanism 64 is used for moving the two hooks 622 back to extend into the hydraulic quenching device and the pouring hooks 6221 extend to the rear of the large-diameter saw blade iron matrix, the lifting mechanism 63 is used for driving the pouring hooks 6221 of the two hooks 622 to descend to the right rear of the large-diameter saw blade iron matrix, the translation mechanism 64 is used for moving the pouring hooks 6221 of the two hooks 622 back, so that the large-diameter saw blade iron matrix is firmly hooked, and then the large-diameter saw blade iron matrix is taken out from the hydraulic quenching device onto the roller conveying set 61, so that smooth feeding of the large-diameter saw blade iron matrix is realized.
The foregoing description is only of the preferred embodiments of the present invention, and all equivalent changes and modifications that come within the scope of the following claims are intended to be embraced therein.
Claims (7)
1. An iron-based heat treatment device for a large-diameter saw blade, which is characterized in that: comprises a heating furnace, a quick pushing up-down oil injection mechanism and a hydraulic quenching device which are arranged in sequence from front to back; the quick pushing up-down oil injection mechanism comprises an upper oil delivery pipe, an upper oil guide plate, a lower oil delivery pipe and a lower oil guide plate; the upper oil delivery pipe and the lower oil delivery pipe extend horizontally and are arranged vertically opposite to each other; the upper oil guide plate is of a strip-shaped structure corresponding to the upper oil feeding pipe, an upper oil inlet and an upper oil injection port are respectively arranged on two sides of the upper oil guide plate in the corresponding length direction, the upper oil guide plate is connected to the upper oil feeding pipe through the upper oil inlet, and upper oil outlet groups communicated with the upper oil inlet are uniformly distributed on the upper oil feeding pipe along the length direction of the pipe body; the lower oil guide plate is of a strip-shaped structure corresponding to the lower oil delivery pipe, two sides of the lower oil guide plate in the corresponding length direction are respectively provided with a lower oil inlet and a lower oil injection port, the lower oil guide plate is connected to the lower oil delivery pipe through the lower oil inlet, and lower oil outlet groups communicated with the lower oil inlet are uniformly distributed on the lower oil delivery pipe along the length direction of the pipe body; the upper oil guide plate and the lower oil guide plate are arranged towards one side of the hydraulic quenching device, and are in a splayed structure with an upper oil injection port and a lower oil injection port which are arranged close to each other up and down;
the hydraulic quenching device comprises a hydraulic mechanism, a small oil tank and a large oil tank, wherein the small oil tank and the large oil tank are sleeved with each other in an internal-external mode, and the hydraulic mechanism and the small oil tank are correspondingly arranged up and down; the quick-push upper and lower oil injection mechanism is arranged between the front wall of the small oil tank and the front wall of the large oil tank, and an upper oil guide plate and a lower oil guide plate of the quick-push upper and lower oil injection mechanism are arranged towards one side where the hydraulic mechanism is located; the quick pushing up-down oil injection mechanism further comprises an oil limiting plate, the oil limiting plate is vertically arranged beside one side where the upper oil guide plate and the lower oil guide plate are located, and the upper end of the oil limiting plate is provided with a notch corresponding to the upper oil injection port and the lower oil injection port; an iron substrate pushing device is arranged between the heating furnace and the quick pushing up-down oil injection mechanism, and comprises a roller conveying group, a pushing claw mechanism, a lifting mechanism and a translation mechanism; the roller conveying group is provided with a plurality of groups of rollers which are horizontally and sequentially arranged, the translation mechanism is erected above the roller conveying group, the pushing claw mechanism is arranged on the translation mechanism through the lifting mechanism, and the pushing claw mechanism is driven by the lifting mechanism to lift and is driven by the translation mechanism to realize translation pushing along the conveying direction of the roller conveying group; the pushing claw mechanism is provided with a mounting seat and two pushing claws arranged on the mounting seat, and the end parts of the two pushing claws are provided with embedded grooves for the large-diameter saw blade iron matrix to prop against.
2. A large diameter saw blade iron-based heat treatment apparatus as defined in claim 1, wherein: the upper oil guide plate comprises an oil inlet section and a guide section which are mutually connected, wherein an opening at the free end corresponding to the oil inlet section is an upper oil inlet, and an opening at the free end of the guide section is an upper oil injection opening; the width of the oil duct of the oil inlet section gradually narrows from the opening at the free end to the other end, and the axial direction of the oil duct of the guide section is inclined upwards relative to the axial direction of the oil duct of the oil inlet section.
3. A large diameter saw blade iron-based heat treatment apparatus as defined in claim 1, wherein: the lower oil guide plate comprises an oil inlet section and a guide section which are mutually connected, wherein the opening of the free end corresponding to the oil inlet section is a lower oil inlet, and the opening of the free end of the guide section is a lower oil spraying opening; the width of the oil duct of the lower oil section gradually narrows from the opening of the free end to the other end, and the axial direction of the oil duct of the guide section is inclined downwards relative to the axial direction of the oil duct of the oil inlet section.
4. A large diameter saw blade iron-based heat treatment apparatus as defined in claim 1, wherein: the oil duct of upper oil guide plate and lower oil guide plate is inside equipartition to be equipped with a plurality of oil removal pieces of following length direction homogeneous arrangement, and the aperture of lining up has been seted up on this oil removal piece edge.
5. A large diameter saw blade iron-based heat treatment apparatus as defined in claim 1, wherein: the opening width of the upper oil spraying opening and the lower oil spraying opening is limited to be 1.5-2.5mm.
6. A large diameter saw blade iron-based heat treatment apparatus as defined in claim 1, wherein: the two ends of the upper oil delivery pipe and the lower oil delivery pipe are respectively arranged on the mounting plate through bearing sleeve parts, locking holes are formed in the bearing sleeve parts, and a plurality of groups of adjusting holes which are arranged up and down and can be used for the locking holes to correspond to the movable locking holes are formed in the mounting plate.
7. A large diameter saw blade iron-based heat treatment apparatus as defined in claim 1, wherein: the rear part of the hydraulic quenching device is also connected with a hooking device, and the hooking device comprises a roller conveying group, a hooking claw mechanism, a lifting mechanism and a translation mechanism; the roller conveying group is provided with a plurality of groups of rollers which are horizontally and sequentially arranged, the translation mechanism is erected above the roller conveying group, the claw mechanism is arranged on the translation mechanism through the lifting mechanism, and the claw mechanism is driven by the lifting mechanism to lift and is driven by the translation mechanism to realize translation and fetching along the conveying direction of the roller conveying group; the hook claw mechanism is provided with a mounting seat and two hook claws arranged on the mounting seat, and the end parts of the two hook claws are downwards provided with a pouring hook for hooking the large-diameter saw blade iron matrix.
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| CN201810872139.3A CN108866304B (en) | 2018-08-02 | 2018-08-02 | Major diameter saw bit iron matrix body heat treatment facility |
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| CN108866304B true CN108866304B (en) | 2024-02-27 |
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| CN112143870A (en) * | 2020-10-20 | 2020-12-29 | 唐山唐锯机电设备有限公司 | Large-diameter circular saw blade submerged quenching flattening device |
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| JP2007321231A (en) * | 2006-06-05 | 2007-12-13 | Koyo Thermo System Kk | Oil quenching device |
| CN1986844A (en) * | 2006-12-15 | 2007-06-27 | 天津市热处理研究所有限公司 | Automatically controlled large saw blade heat treatment device |
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