CN111390238B - Heavy-duty lathe spray suction drill mechanical system - Google Patents
Heavy-duty lathe spray suction drill mechanical system Download PDFInfo
- Publication number
- CN111390238B CN111390238B CN202010343297.7A CN202010343297A CN111390238B CN 111390238 B CN111390238 B CN 111390238B CN 202010343297 A CN202010343297 A CN 202010343297A CN 111390238 B CN111390238 B CN 111390238B
- Authority
- CN
- China
- Prior art keywords
- rectangular
- circular
- pipe
- hole
- section
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000007921 spray Substances 0.000 title claims description 12
- 238000005553 drilling Methods 0.000 claims abstract description 56
- 238000005520 cutting process Methods 0.000 claims abstract description 16
- 239000007788 liquid Substances 0.000 claims description 137
- 238000007789 sealing Methods 0.000 claims description 70
- 238000003825 pressing Methods 0.000 claims description 51
- 238000003860 storage Methods 0.000 claims description 25
- 239000011120 plywood Substances 0.000 claims description 17
- 125000006850 spacer group Chemical group 0.000 claims description 7
- 238000005192 partition Methods 0.000 claims description 4
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 239000002173 cutting fluid Substances 0.000 abstract description 40
- 230000000694 effects Effects 0.000 abstract description 10
- 238000003754 machining Methods 0.000 abstract description 8
- 238000001914 filtration Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 239000012530 fluid Substances 0.000 description 10
- 238000000034 method Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 8
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B41/00—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
- B23B41/02—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor for boring deep holes; Trepanning, e.g. of gun or rifle barrels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/0042—Devices for removing chips
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/10—Arrangements for cooling or lubricating tools or work
- B23Q11/1069—Filtration systems specially adapted for cutting liquids
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
- Drilling And Boring (AREA)
Abstract
The invention discloses a jet-suction drilling mechanical system of a heavy-duty lathe, and aims to provide deep hole processing equipment in the field of mechanical manufacturing; the drilling device is mainly provided with a drilling device, a drill rod supporting anti-leakage device, a center frame device and a hydraulic device; in the technical scheme of the invention, a heavy-duty lathe is taken as a basic platform, a machine tool tailstock capable of mechanically feeding is taken as a feeding device, and a drilling device adopts a jet-suction drill to realize internal chip removal drilling machining; the drill rod supporting and leakage preventing device adopts an adjustable supporting structure to support the drill rod, and adopts a leakage preventing device to realize nondestructive connection with a workpiece so as to collect leaked cutting fluid; the center frame device is supported by a plurality of adjustable rollers, and the hydraulic device adopts multiple filtration to purify the cutting fluid. According to the technical scheme, the cutting edge is good in rigidity, the drilling device is convenient and fast to install, pressure cutting fluid is smoothly introduced, the internal chip removal effect is good, the leakage amount of the cutting fluid is small, and the workpiece support stability is good.
Description
Technical Field
The invention relates to deep hole machining equipment in the field of machine manufacturing, in particular to a jet-suction drill mechanical system of a heavy-duty lathe.
Background
The known spray-suction drill is a drilling machining device and has the principle that pressure cutting fluid is pressed into a cutting area from the outside of a cutter body and is subjected to internal chip removal by a spray-suction method, an inner pipe, an outer pipe, a drill bit and the like are arranged on the spray-suction drill, a crescent groove is formed in the inner pipe, the spray effect generated when the cutting fluid is sprayed out can enable the inner pipe to form a negative pressure area to generate suction force, in addition, the cutting fluid flows into the cutting area through the space between the inner pipe and the outer pipe, converged chips are sucked into the inner pipe by negative pressure and are rapidly discharged backwards, and the chip removal effect is enhanced. However, in the process of machining a central deep hole of a heavy shaft part or a roller, a conventional spray drill is often machined by using an indexable blade, and when the strength of a workpiece is high, the conventional spray drill is easy to cut, a drill rod is clamped on a lathe tool rest in a frequently-adopted scheme, so that a drill bit is difficult to center, cutting fluid channels of some spray drills are unreasonably designed, so that the flow area of inner tube channels is small, the effect of internal chip removal is further influenced, in addition, the problems that the leakage of the cutting fluid is serious, the support stability of the workpiece is poor during drilling, the adjustment is inconvenient and the like exist.
Disclosure of Invention
The invention aims to provide a spray-suction drilling mechanical system of a heavy-duty lathe, which has the advantages of good rigidity of a cutting edge, convenient installation of a drilling device, smooth introduction of pressure cutting fluid, good internal chip removal effect, less leakage of the cutting fluid and good workpiece support stability.
The invention discloses a spray suction drilling mechanical system of a heavy-duty lathe, which is characterized by consisting of a drilling device, a drill rod supporting anti-leakage device, a center frame device, a hydraulic pipe, a liquid return pipe and a leakage return pipe, wherein: the drilling device consists of a drill bit component and a drill rod component, wherein the drill bit component is arranged on the drill rod component; the drill bit assembly consists of an inner cutter, an outer cutter, a middle cutter, a drill bit body, three guide keys and three sealing rings; the inner cutter is provided with a cutter body, the front end of the cutter body is brazed with a blade, and the rear end of the cutter body is provided with a cylindrical section; the outer cutter is provided with a cutter body, the front end of the cutter body is brazed with a blade, and the rear end of the cutter body is provided with a cylindrical section; the middle knife is provided with a knife body, the front end of the knife body is brazed with a blade, and the rear end of the knife body is provided with a cylindrical section; the drill body is of a whole rotator structure, one end of the drill body is provided with an external rectangular thread section, six rectangular grooves are uniformly distributed on the circumference of the external rectangular thread section, the bottom surface of each rectangular groove is lower than the thread bottom diameter of the external rectangular thread section, the inner side of the external rectangular thread section is provided with a circular platform, three circular grooves are arranged on the circular platform, a circular concave platform is connected with the circular platform, six flat-bottom circular counter bores are uniformly distributed on the circumference of the circular concave platform, a circular boss is arranged between the circular platform and the external rectangular thread section, six axial flow guide holes are arranged on the circular boss, the six axial flow guide holes are respectively communicated with one flat-bottom circular counter bore, the six axial flow guide holes are respectively aligned with one rectangular groove, a cutter shaft mounting section is connected with the circular concave platform, a plurality of flow guide grooves and three key grooves are arranged on the outer cylindrical surface of the cutter shaft mounting section, an external conical surface is arranged at the front end of the cutter shaft mounting section, an inner conical surface is arranged at the center of the outer conical surface, a first chip falling hole is formed in the outer conical surface, a second chip falling hole is formed in the inner conical surface, an inner hole is formed in the outer end face of the outer rectangular thread section, the inner hole is communicated with the first chip falling hole and the second chip falling hole, an inner cutter mounting rectangular groove and an outer cutter mounting rectangular groove are formed in the hole wall of the first chip falling hole, a first pin hole and a second pin hole are formed in the bottom surfaces of the inner cutter mounting rectangular groove and the outer cutter mounting rectangular groove respectively, a middle cutter mounting rectangular groove is formed in the hole wall of the second chip falling hole, and a third pin hole is formed in the bottom surface of the middle cutter mounting rectangular groove; the cylindrical section of the inner cutter is arranged in a first pin hole of the bit body, the cylindrical section of the outer cutter is arranged in a second pin hole of the bit body, the cylindrical section of the middle cutter is arranged in a third pin hole of the bit body, the three guide keys are fixedly connected in a key groove of the bit body respectively, and the three seal rings are arranged in a circular groove of the bit body respectively; the drill rod component consists of an outer pipe, a taper shank body and an inner pipe, wherein the outer pipe and the taper shank body are welded into an integral structure; the outer pipe is of a hollow pipe structure, an outer cylindrical surface is arranged on the outer pipe, a circular boss is arranged at the front end of the outer cylindrical surface, a first inner cylindrical surface is arranged at the front end of the inner wall of the outer pipe, an inner rectangular thread is connected with the first inner cylindrical surface, a second inner cylindrical surface is connected with the inner rectangular thread, a plurality of combining blocks are arranged on the inner side of the second inner cylindrical surface, and a threaded hole is formed in each combining block; the taper shank body is a combination of a cylindrical section and an outer cylindrical taper section, a liquid inlet joint and a liquid return joint are arranged on the outer cylindrical surface of the cylindrical section, a first inner hole is arranged on the outer end surface of the cylindrical section, a second inner hole is connected with the first inner hole, one end of an outer pipe is arranged in the first inner hole of the taper shank body and is welded with the taper shank body, the liquid inlet joint of the taper shank body is communicated with the outer pipe, and the liquid return joint of the taper shank body is communicated with the second inner hole of the taper shank body; the inner pipe is of a hollow pipe structure, a first sealing cylindrical surface is arranged at the rear end of the inner pipe, a plurality of annular grooves are formed in the first sealing cylindrical surface, a plurality of inclined circular holes are formed in the positions adjacent to the first sealing cylindrical surface, a second sealing cylindrical surface is arranged at the front end of the inner pipe, a plurality of annular grooves are formed in the second sealing cylindrical surface, a plurality of combining blocks are arranged in the positions adjacent to the second sealing cylindrical surface, a circular hole is formed in each combining block, an outer arc surface is arranged on each combining block, and the outer arc surface of each combining block and the second sealing cylindrical surface are coaxial; the first sealing cylindrical surface of the inner pipe is arranged in the second inner hole of the taper shank body, the outer arc surface of the combining block of the inner pipe is arranged in the second inner cylindrical surface of the outer pipe, and the combining block of the inner pipe is fixedly connected to the combining block of the outer pipe; the second sealing cylindrical surface of the inner pipe of the drill rod assembly is arranged in an inner hole of the drill bit body of the drill bit assembly, the inner rectangular thread of the outer pipe of the drill rod assembly is arranged on the outer rectangular thread section of the drill bit body of the drill bit assembly to form a screw pair, and the first inner cylindrical surface of the outer pipe of the drill rod assembly is arranged on a circular boss of the drill bit body of the drill bit assembly; the outer conical section of the conical handle body of the drill rod component of the drilling device is arranged in the central hole of the tailstock of the machine tool to form conical surface connection.
The drill rod supporting leakage-proof device consists of a clamping plate, a bracket, three adjustable supporting devices, a lossless leakage-proof device, two bolt groups, a stop bolt and a check ring; the clamping plate is of a rectangular plate-shaped structure, two rectangular rabbets are arranged on two sides of the clamping plate, and two round through holes are formed in the plate surface of the clamping plate; the bottom of the support is provided with a rectangular plate, two rectangular rabbets are arranged on two sides of the rectangular plate, two circular through holes are formed in the surface of the rectangular plate, a square vertical plate is arranged on the upper portion of the support, a circular through hole is formed in the center of the square vertical plate, a circular handle sinking platform concentric with the circular through hole and three rectangular handle grooves are respectively formed in two end faces of the circular through hole, the three rectangular handle grooves are circumferentially and uniformly distributed relative to the circular through hole, and a threaded hole is formed above the circular handle sinking platform; the adjustable supporting device consists of a supporting rod body, a sliding seat, a base, a screw rod and two bearing covers; the supporting rod body is provided with a square handle flange plate, two ends of the square handle flange plate are respectively provided with a first cylindrical section and a second cylindrical section, the front end of the second cylindrical section is provided with a supporting cylindrical block, and the outer end face of the supporting cylindrical block is provided with an arc surface; two sides of the lower part of the sliding seat are respectively provided with an external rectangular guide rail, the middle position of the lower part of the sliding seat is provided with a through half internal thread, and the middle position of the lower part of the sliding seat is provided with a blind hole; the base is integrally of a plate-shaped structure, two sides of the base are respectively provided with a pair of plywood, the inner sides of the two pair of plywood are respectively provided with a rectangular strip, the positions, close to the inner sides, of the two rectangular strips are respectively provided with an inner rectangular guide rail, and two ends of the middle position of the top surface of the base are respectively provided with a semicircular bearing hole; a first shaft neck and a square shaft section are respectively arranged at two ends of the screw rod, a second shaft neck section is connected with the square shaft section, and an external thread shaft section is arranged between the first shaft neck and the second shaft neck section; the first journal and the second journal of the screw rod are respectively arranged on semicircular bearing holes of the base, an outer rectangular guide rail of the sliding seat is arranged in an inner rectangular guide rail of the base, and a half internal thread of the sliding seat is arranged on an external thread shaft section of the screw rod to form a screw pair; half bearing holes are formed in the bearing covers, the half bearing holes of the two bearing covers are respectively arranged on a first journal section and a second journal section of the screw rod, and the two bearing covers are fixedly connected to the base; the first cylindrical section of the support rod body is arranged in the blind hole of the sliding seat, and the square shape of the support rod body fixedly connects the legal flange plate on the sliding seat; the bases of the three adjustable supporting devices are fixedly connected in a rectangular handle groove of the support respectively, a supporting cylindrical block of a supporting rod body of each adjustable supporting device faces to the center of a circular through hole of the support, and circular arc surfaces arranged on the three supporting cylindrical blocks support an outer pipe of a drill rod component of the drilling device; the nondestructive anti-leakage device consists of a first round nut, a flange pipe, a felt ring, a pressure ring, a liquid receiving box, a second round nut, a round nut washer, two radial bearings, a spacer ring, a thrust bearing, a compression sleeve, an outer sealing ring, a middle sealing ring and an inner sealing ring, wherein the flange pipe is of a hollow rotator structure, a round through hole is formed in the center of the flange pipe, a disc is arranged in the middle of the flange pipe, a connecting pipe and an outer threaded section are respectively arranged at two ends of the disc, a combining flange is connected with the connecting pipe, and a journal section is connected with the outer threaded section; the liquid receiving box is provided with a cylindrical box, a first circular ring and a second circular ring are respectively arranged on two end faces of the cylindrical box, the first circular ring is communicated with the cylindrical box, a circular sinking platform is arranged on the outer end face of the first circular ring, an inner hole communicated with the cylindrical box is formed in the center position of the second circular ring, a rectangular plate is arranged on the upper portion of the second circular ring, a circular through hole is formed in the rectangular plate, an internal thread joint is arranged on the lower portion of the outer cylindrical face of the cylindrical box, and the internal thread joint is communicated with the cylindrical box; the whole pressing sleeve is of a hollow rotating body structure, one end of the pressing sleeve is provided with an external thread section, a journal section is connected with the external thread section, a round boss is connected with the journal section, a pressing disc is connected with the round boss, and a first sealing round groove, a second sealing round groove and a third sealing round groove are sequentially arranged on the outer end face of the pressing disc from outside to inside; the shaft ring of the thrust bearing is arranged on the circular boss of the pressing sleeve, the inner rings of the two radial bearings are arranged on the journal section of the pressing sleeve, a spacer ring is arranged between the two radial bearings, the end surface of the inner ring of one radial bearing leans against the end surface of the circular boss of the pressing sleeve, a circular nut washer and a second circular nut are arranged on the external thread section of the pressing sleeve, the second circular nut and the external thread section of the pressing sleeve form a screw pair and realize the axial fixation of the two radial bearings, and the seat ring of the thrust bearing is arranged in the circular sinking platform of the liquid receiving box; the first round nut is arranged on the external thread section of the flange pipe to form a spiral pair; the felt ring is provided with a circular through hole, a plurality of radial cutting seams are outwards arranged on the circumference of the circular through hole, the felt ring is arranged on the flange end face of the flange pipe, and the pressing ring presses and fixedly connects the felt ring on the flange end face of the flange pipe; the shaft neck section of the flange pipe is arranged in an inner hole of the liquid receiving box, and the end surface of the first round nut is pressed against the end surface of a second round ring of the liquid receiving box; a disc of a flange pipe of the lossless leakage-proof device is fixedly connected to a round handle sinking platform of the support; the stop bolt is fixedly connected in the threaded hole of the bracket, the circular through hole of the liquid receiving box of the lossless leakage-proof device penetrates through the stop bolt, and the check ring is fixedly connected on the end head of the stop bolt; the two rectangular rabbets of the clamping plate and the two rectangular rabbets of the bracket are combined one by one and are respectively arranged on the lower surface and the upper surface of an inner rectangular rail of the machine tool, and the clamping plate and the bracket are clamped on the inner rectangular rail of the machine tool through two bolt groups; the pressing disk of the pressing sleeve of the lossless leakage-proof device is attached to the end face of the shaft of the workpiece, and the pressing sleeve is pressed on the workpiece by screwing the first round nut of the lossless leakage-proof device.
The center frame device consists of a clamping plate, a lower bracket, an upper bracket, eight adjustable roller wheel devices, two cylindrical pins and two bolt groups, wherein two rectangular rabbets are respectively arranged at two ends of the clamping plate; the lower bracket is provided with a rectangular plate at the lower part, rectangular rabbets are respectively arranged at two ends of the rectangular plate, two circular through holes are arranged on the surface of the rectangular plate, a circular arc-shaped vertical plate is arranged at the upper part of the lower bracket, two rectangular handle combining grooves are respectively arranged on the surface of two sides of the circular arc-shaped vertical plate, the four rectangular handle combining grooves are arranged in a centering manner relative to the circle center of the circular arc-shaped vertical plate, and a circular pin hole is respectively arranged at two ends of the circular arc-shaped vertical plate; the whole upper bracket is of a circular arch structure, a circular arch plate is arranged on the circular arch structure, two double-lug plates are respectively arranged at two ends of the circular arch plate, two rectangular handle grooves are respectively arranged on two side plate surfaces of the circular arch plate, the four rectangular handle grooves are arranged in a centering manner relative to the circle center of the circular arch plate, and a through circular pin hole is respectively arranged on the two double-lug plates; the two cylindrical pins are respectively arranged in a round pin hole of the lower bracket and a round pin hole of the upper bracket, so that the pin connection of the lower bracket and the upper bracket is realized; the adjustable roller device consists of a base, a screw rod, two bearing covers, a sliding seat, a clamping plate, a cylindrical pin, two spacing rings and a sealing bearing; the base is integrally of a plate-shaped structure, two sides of the base are respectively provided with a pair of plywood, the inner sides of the two pair of plywood are respectively provided with a rectangular strip, the positions, close to the inner sides, of the two rectangular strips are respectively provided with an inner rectangular guide rail, and two ends of the middle position of the top surface of the base are respectively provided with a semicircular bearing hole; a first shaft neck and a square shaft section are respectively arranged at two ends of the screw rod, a second shaft neck section is connected with the square shaft section, and an external thread shaft section is arranged between the first shaft neck and the second shaft neck section; the two sides of the lower part of the sliding seat are respectively provided with an external rectangular guide rail, the middle position of the lower part of the sliding seat is provided with a through half internal thread, the front end of the sliding seat is provided with a double-lug plate, the double-lug plate is provided with a through round pin hole, and the top surface of the sliding seat, close to the round pin hole, is provided with two threaded holes; the first journal and the second journal of the screw rod are respectively arranged on semicircular bearing holes of the base, an outer rectangular guide rail of the sliding seat is arranged in an inner rectangular guide rail of the base, and a half internal thread of the sliding seat is arranged on an external thread shaft section of the screw rod to form a screw pair; half bearing holes are formed in the bearing covers, the half bearing holes of the two bearing covers are respectively arranged on a first journal section and a second journal section of the screw rod, and the two bearing covers are fixedly connected to the base; a clamping groove is formed in the cylindrical pin, the cylindrical pin is arranged in a circular pin hole of the sliding seat, the two space rings and the sealing bearing are arranged on the cylindrical pin, the two space rings are respectively arranged on one side of the sealing bearing, the clamping plate is arranged in the clamping groove of the cylindrical pin, and the clamping plate is fixedly connected to the sliding seat; the bases of the four adjustable roller devices are respectively and fixedly connected with a rectangular handle groove of the lower bracket, and the bases of the four adjustable roller devices are respectively and fixedly connected with a rectangular handle groove of the upper bracket; the two rectangular rabbets of the clamping plate and the two rectangular rabbets of the lower bracket are combined one by one and are respectively arranged on the lower surface and the upper surface of an inner rectangular track of the machine tool, and the clamping plate and the lower bracket are clamped on the inner rectangular track of the machine tool through two bolt groups; an end head shaft section outer cylindrical surface of the workpiece is arranged on the sealing bearings of the eight adjustable roller devices of the central frame device, and the mounting position of the workpiece is adjusted through a screw rod of the adjustable roller device of the central frame device.
The hydraulic device comprises a liquid containing box, a chip receiving hopper, a cover plate, a motor, a coupler, a hydraulic pump, a liquid absorbing pipe, a four-way connecting pipe, an overflow valve, an overflow pipe and a hydraulic meter, wherein the liquid containing box is integrally of a rectangular box structure, a liquid return box and a liquid storage box are arranged on the liquid containing box, a vertical wall is arranged between the liquid return box and the liquid storage box, a filter screen is arranged at the lower part of the vertical wall, a partition plate is arranged at the lower part of the middle position of the liquid storage box, and a rectangular handle flange is arranged at the periphery of the upper part of the liquid storage box; the cover plate is of a rectangular plate-shaped structure, a first rectangular handle plywood and a second rectangular handle plywood are arranged on the cover plate, and a long through hole and a round through hole are formed in adjacent positions on two sides of the second rectangular handle plywood; the two ends of the four-way connecting pipe are respectively provided with a liquid outlet and a flange, and a first connecting pipe and a second connecting pipe are arranged on the pipe body of the four-way connecting pipe; the cover plate is fixedly connected to a rectangular handle flange of the liquid containing box, the motor is fixedly connected to a first rectangular handle plate of the cover plate, the hydraulic pump is fixedly connected to a second rectangular handle plate of the cover plate, and the coupler is arranged on an output shaft of the motor and an input shaft of the hydraulic pump; one end of the liquid suction pipe is connected with an oil suction port of the hydraulic pump, and the other end of the liquid suction pipe is inserted into a liquid storage tank of the liquid containing tank; the legal flange of the four-way connecting pipe is fixedly connected with the end surface of a liquid outlet of a hydraulic pump, a hydraulic gauge is arranged on a first connecting pipe of the four-way connecting pipe, and an overflow valve is arranged on a second connecting pipe of the four-way connecting pipe; one end of the overflow pipe is connected with an overflow port of the overflow valve, and the other end of the overflow pipe is inserted into the liquid storage tank of the liquid storage tank; the whole chip receiving hopper is of a non-cover rectangular box body structure, a filter screen is arranged at the bottom of the chip receiving hopper, and the chip receiving hopper is arranged at the upper part of a liquid return box of the liquid containing box; one end of the liquid pressing pipe is connected to a liquid outlet of a four-way connecting pipe of the liquid pressing device, and the other end of the liquid pressing pipe is connected to a liquid inlet connector of a taper handle body of a drill rod component of the drilling device; one end of the liquid return pipe is connected to a liquid return joint of a taper shank body of a drill rod component of the drilling device, and the other end of the liquid return pipe is placed in a chip receiving hopper of the hydraulic device; one end of the leakage return pipe is arranged on an internal thread joint of a liquid receiving box of the nondestructive leakage preventing device of the drill rod supporting leakage preventing device, and the other end of the leakage return pipe is arranged in a chip receiving hopper of the hydraulic device.
The invention has the beneficial effects that:
1. the integral structure of the small cutter body is adopted, the small cutter body and the drill body are positioned and connected by pin holes, the rigidity of the blade is good, the cutting stability is good, and the assembly and disassembly are convenient;
2. the rear end of the drill rod is connected with a tip hole of a tailstock of a machine tool by adopting a Morse cone, and the front end of the drill rod adopts an adjustable supporting device, so that the drill rod is easy to install and convenient to adjust; the drill rod is supported by two points, so that the drill rod has good rigidity;
3. the guide channel of the pressure cutting fluid is smooth, the sectional area of the inner pipe is large, and the inner chip removal effect is good;
4. the pressure cutting fluid is small in leakage by adopting a multi-sealing device;
5. collecting the leaked cutting fluid by adopting a nondestructive leakage-proof device and guiding the cutting fluid back to the fluid containing box, so that the working environment is improved;
6. the oil return box and the oil pumping box adopt a communicating vessel structure, and the cutting fluid adopts a multilayer filtering device, so that the cutting fluid has good purifying effect.
Drawings
Fig. 1 is a perspective view of the present invention.
Fig. 2 is a perspective view of the drilling apparatus of the present invention.
Fig. 3 is a perspective view of a drill bit assembly of the drilling assembly of the present invention.
Fig. 4 is an exploded perspective view of the drill bit assembly of the drilling assembly of the present invention.
Fig. 5 is a perspective view of the bit body of the drill bit assembly of the drilling apparatus of the present invention.
Fig. 6 is an exploded perspective view of the drill rod assembly of the drilling assembly of the present invention.
FIG. 7 is a perspective view of the drill pipe support leak preventer of the present invention.
FIG. 8 is an exploded perspective view of the drill pipe support and anti-drain apparatus of the present invention.
Fig. 9 is a perspective view of the support seat of the drill rod support leakage-proof device of the present invention.
Fig. 10 is a perspective exploded view of the adjustable support means of the drill pipe support leak preventer of the present invention.
Fig. 11 is a perspective exploded view of the apparatus for preventing the loss of the leakage of the drill rod supporting means of the present invention.
Fig. 12 is a perspective view of a liquid receiving tank of the nondestructive leakage preventing device of the drill rod supporting leakage preventing device of the invention.
Fig. 13 is a perspective view of the center frame device of the present invention.
Fig. 14 is a perspective view of upper and lower brackets of the steady rest apparatus of the present invention.
Fig. 15 is an exploded perspective view of the adjustable roller assembly of the center frame assembly of the present invention.
Fig. 16 is a perspective view of the hydraulic device of the present invention.
Fig. 17 is a perspective view of a tank of the hydraulic device of the present invention.
Detailed Description
Referring to fig. 1, the present invention is composed of a drilling device 1, a drill rod supporting anti-leakage device 2, a center frame device 3, a hydraulic device 4, a hydraulic pipe 5, a liquid return pipe 6, and a leakage return pipe 7; in the figure, the serial number J1 is a machine tool, the serial number J2 is a tailstock of the machine tool, the serial number J3 is a roller to be processed, the serial number J11 is a rectangular track on the inner side of the machine tool body, one end of the roller J3 is arranged on a chuck of the machine tool J1, the outer circular surface of one end is arranged on a center frame device 3, a drill rod supporting and leakage preventing device 2 and the center frame device 3 are both arranged on a rectangular track J11 on the inner side of the machine tool body, a drilling device 1 is arranged in a taper hole of the tailstock J2 of the machine tool, the front end of the drilling device 1 is supported on the drill rod supporting and leakage preventing device 2, and a pressure pump device 4 is arranged on the ground.
Referring to fig. 2, the drilling apparatus 1 is composed of a drill bit assembly 11 and a drill rod assembly 12, wherein the drill bit assembly 11 is mounted on the drill rod assembly 12.
Referring to fig. 3 to 5, the drill bit assembly 11 is composed of an inner cutter 111, an outer cutter 112, a middle cutter 113, a bit body 114, three guide keys 115, and three sealing rings 116; the inner knife 111 is provided with a knife body 1111, the front end of the knife body 1111 is brazed with a blade 1112, and the rear end of the knife body 1111 is provided with a cylindrical segment 1113; a cutter body 1121 is arranged on the outer cutter 112, a blade 1122 is brazed at the front end of the cutter body 1121, and a cylindrical section 1123 is arranged at the rear end of the cutter body 1121; the middle knife 113 is provided with a knife body 1131, the front end of the knife body 1131 is brazed with a blade 1132, and the rear end of the knife body 1131 is provided with a cylindrical section 1133; the bit body 114 is a whole body of a rotating body structure, one end of the bit body is provided with an outer rectangular thread section 1141, six rectangular grooves 1142 are uniformly distributed on the circumference of the outer rectangular thread section 1141, the bottom surface of the rectangular groove 1142 is lower than the thread bottom diameter of the outer rectangular thread section 1141, a circular ring platform 1143 is arranged on the inner side of the outer rectangular thread section 1141, three circular grooves 11431 are arranged on the circular ring platform 1143, a circular ring concave platform 1144 is connected with the circular ring platform 1143, six flat-bottom circular counter bores 11441 are uniformly distributed on the circumference of the circular ring concave platform 1144, a circular boss 1145 is arranged between the circular ring platform 1143 and the outer rectangular thread section 1141, six axial diversion holes 11451 are arranged on the circular boss 1145, the six axial diversion holes 11451 are respectively communicated with one circular flat-bottom counter bore 11441, the six axial diversion holes 11451 are respectively aligned with one rectangular groove 1142, a cutter mounting shaft section 1146 is connected with the circular ring concave platform 1144, and three key grooves 1148 are arranged on the outer cylindrical surface 1146, an outer conical surface 1149 is arranged at the front end of the cutter mounting shaft section 1146, an inner conical surface 11410 is arranged at the center position of the outer conical surface 1149, a first chip falling hole 11411 is arranged on the outer conical surface 1149, a second chip falling hole 11412 is arranged on the inner conical surface 11410, an inner hole 11413 is arranged on the outer end surface of the outer rectangular thread section 1141, the inner hole 11413 is communicated with the first chip falling hole 11411 and the second chip falling hole 11412, an inner cutter mounting rectangular groove 11414 and an outer cutter mounting rectangular groove 11415 are arranged on the hole wall of the first chip falling hole 11411, a first pin hole 11416 and a second pin hole 11417 are respectively arranged on the bottom surfaces of the inner cutter mounting rectangular groove 11414 and the outer cutter mounting rectangular groove 11415, a middle cutter mounting rectangular groove 11418 is arranged on the hole wall of the second chip falling hole 11412, and a third pin hole 3919 is arranged on the bottom surface of the middle cutter mounting rectangular groove 11418; the cylindrical section 1113 of the inner cutter 111 is disposed in the first pin hole 11416 of the bit body 114, the cylindrical section 1123 of the outer cutter 112 is disposed in the second pin hole 11417 of the bit body 114, the cylindrical section 1133 of the middle cutter 113 is disposed in the third pin hole 11419 of the bit body 114, the three guide keys 115 are fixedly attached in one key slot 1148 of the bit body 114, and the three seal rings 116 are disposed in one circular groove 11431 of the bit body 114.
Referring to fig. 6, the drill rod assembly 12 is composed of an outer tube 121, a taper shank body 122, and an inner tube 123, wherein the outer tube 121 and the taper shank body 122 are welded to form an integral structure; the outer tube 121 is a hollow tube structure, an outer cylindrical surface 1211 is arranged on the outer tube 121, a circular boss 1212 is arranged at the front end of the outer cylindrical surface 1211, a first inner cylindrical surface 1213 is arranged at the front end of the inner wall of the outer tube 121, an inner rectangular thread 1214 is connected with the first inner cylindrical surface 1213, a second inner cylindrical surface 1215 is connected with the inner rectangular thread 1214, a plurality of handle blocks 1216 are arranged inside the second inner cylindrical surface 1215, and a threaded hole 12161 is arranged on the handle block 1216; the taper shank body 122 is a combination of a cylindrical section 1221 and an outer taper section 1222, a liquid inlet joint 1223 and a liquid return joint 1224 are arranged on the outer cylindrical surface of the cylindrical section 1221, a first inner hole 1225 is arranged on the outer end surface of the cylindrical section 1221, a second inner hole 1226 is connected with the first inner hole 1225, one end of the outer tube 121 is arranged in the first inner hole 1225 of the taper shank body 122 and is welded with the taper shank body 122, the liquid inlet joint 1223 of the taper shank body 122 is communicated with the outer tube 121, and the liquid return joint 1224 of the taper shank body 122 is communicated with the second inner hole 1226 of the taper shank body 122; the inner pipe 123 is a hollow pipe structure, the rear end of the inner pipe is provided with a first sealing cylindrical surface 1231, the first sealing cylindrical surface 1231 is provided with a plurality of annular grooves 1232, the position adjacent to the first sealing cylindrical surface 1231 is provided with a plurality of circular inclined holes 1233, the front end of the inner pipe 123 is provided with a second sealing cylindrical surface 1234, the second sealing cylindrical surface 1234 is provided with a plurality of annular grooves 1235, the position adjacent to the second sealing cylindrical surface 1234 is provided with a plurality of combining blocks 1236, the combining block 1236 is provided with a circular hole 12361, the combining block 1236 is provided with an outer arc surface 12362, and the outer arc surface 12362 of the combining blocks 1236 and the second sealing cylindrical surface 1234 have the same axis; the first sealing cylindrical surface 1231 of the inner tube 123 is disposed within the second inner bore 1226 of the shank 122, the outer arcuate surface 12362 of the engagement block 1236 of the inner tube 123 is disposed within the second inner cylindrical surface 1215 of the outer tube 121, and the engagement block 1236 of the inner tube 123 is fixedly attached to the engagement block 1216 of the outer tube 121.
Referring to fig. 1-4 and 6, second sealing cylindrical surface 1234 of inner tube 123 of drill rod assembly 12 is disposed within inner bore 11413 of bit body 114 of drill bit assembly 11, inner rectangular thread 1214 of outer tube 121 of drill rod assembly 12 is disposed on outer rectangular thread section 1141 of bit body 114 of drill bit assembly 11 to form a helical pair, and first inner cylindrical surface 1213 of outer tube 121 of drill rod assembly 12 is disposed on circular boss 1145 of bit body 114 of drill bit assembly 11; the outer conical section 1222 of the shank body 122 of the drill rod assembly 12 of the drilling device 1 is positioned in the central bore of the machine tool tailstock J2 to form a conical coupling.
Referring to fig. 7 to 9, the drill rod supporting and leakage preventing device 2 is composed of a clamping plate 21, a bracket 22, three adjustable supporting devices 23, a nondestructive leakage preventing device 24, two bolt sets 25, a stop bolt 26 and a retainer ring 27; the clamping plate 21 is a rectangular plate-shaped structure, two rectangular rabbets 211 are arranged on two sides of the clamping plate, and two circular through holes 212 are arranged on the surface of the clamping plate; the bottom of the support 22 is provided with a rectangular plate 221, two rectangular spigots 222 are arranged on two sides of the rectangular plate 221, two circular through holes 223 are arranged on the surface of the rectangular plate 221, a square vertical plate 224 is arranged on the upper portion of the support 22, a circular through hole 225 is arranged at the center of the square vertical plate 224, a circular handle closing and sinking platform 226 and three rectangular handle closing grooves 227 which are concentric with the circular through hole 225 are respectively arranged on two end faces of the circular through hole 225, the three rectangular handle closing grooves 227 are circumferentially and uniformly distributed relative to the circular through hole 225, and a threaded hole 228 is arranged above the circular handle closing and sinking platform 226.
Referring to fig. 10, the adjustable supporting device 23 is composed of a supporting rod 231, a sliding seat 232, a base 233, a screw rod 234, and two bearing caps 235; the supporting rod body 231 is provided with a square flange plate 2311, two ends of the square flange plate 2311 are respectively provided with a first cylindrical section 2312 and a second cylindrical section 2313, the front end of the second cylindrical section 2313 is provided with a supporting cylindrical block 2314, and the outer end face of the supporting cylindrical block 2314 is provided with an arc surface 23141; two sides of the lower part of the sliding seat 232 are respectively provided with an external rectangular guide rail 2321, the middle position of the lower part of the sliding seat 232 is provided with a through half internal thread 2322, and the middle position of the lower part of the sliding seat 232 is provided with a blind hole 2323; the base 233 is integrally of a plate-shaped structure, two sides of the base are respectively provided with a handle plate 2331, the inner sides of the two handle plates 2331 are respectively provided with a rectangular bar 2232, the positions, close to the inner sides, of the two rectangular bars 2232 are respectively provided with an inner rectangular guide rail 2333, and two ends of the middle position of the top surface of the base 233 are respectively provided with a semicircular bearing hole 2334; a first journal 2341 and a square shaft section 2342 are respectively arranged at two ends of the screw 234, a second journal section 2343 is connected with the square shaft section 2342, and an external thread shaft section 2344 is arranged between the first journal 2341 and the second journal section 2343; the first journal 2341 and the second journal 2343 of the screw 234 are respectively arranged on the semicircular bearing holes 2334 of the base 233, the outer rectangular guide rail 2321 of the sliding seat 232 is arranged in the inner rectangular guide rail 2333 of the base 233, and the half internal thread 2322 of the sliding seat 232 is arranged on the external threaded shaft 2344 of the screw 234 to form a screw pair; a half bearing hole 2351 is arranged on the bearing cover 235, the half bearing holes 2351 of the two bearing covers 235 are respectively arranged on the first journal 2341 and the second journal section 2343 of the screw 234, and the two bearing covers 235 are fixedly connected on the base 233; the first cylindrical section 2312 of the support rod 231 is disposed within the blind bore 2323 of the slide carriage 232, and the square shape of the support rod 231 secures the flange 2311 to the slide carriage 232.
Referring to fig. 1, 2, 6, 7, 9 and 10, the bases 233 of the three adjustable support devices 23 are respectively fixed in a rectangular holding groove 227 of the support frame 22, the support cylindrical blocks 2314 of the support rod 231 of the adjustable support devices 23 face the center of the circular through hole 225 of the support frame 22, and the circular arc surfaces 23141 arranged on the three support cylindrical blocks 2314 support the outer tube 121 of the drill rod assembly 12 of the drilling device 1.
Referring to fig. 11, the nondestructive and leak-proof apparatus 24 is composed of a first round nut 241, a flange tube 242, a felt ring 243, a press ring 244, a liquid receiving tank 245, a second round nut 246, a round nut washer 247, two radial bearings 248, a spacer ring 249, a thrust bearing 2410, a press sleeve 2411, an outer sealing ring 2412, a middle sealing ring 2413 and an inner sealing ring 2414, wherein the flange tube 242 is a hollow rotator, a round through hole 2421 is formed in the center of the flange tube 242, a disk 2422 is formed in the middle of the flange tube, a connecting tube 2423 and an external thread section 2424 are respectively formed at two ends of the disk 2422, a legal flange 2425 is connected with the connecting tube 2423, and a neck section 2426 is connected with the external thread section 2424; the liquid receiving tank 245 is provided with a cylindrical tank 2451, two end faces of the cylindrical tank 2451 are respectively provided with a first ring 2452 and a second ring 2453, the first ring 2452 is communicated with the cylindrical tank 2451, the outer end face of the first ring 2452 is provided with a circular sinking platform 2454, the center position of the second ring 2453 is provided with an inner hole 2455 which is communicated with the cylindrical tank 2451, the upper part of the second ring 2453 is provided with a rectangular plate 2456, the rectangular plate 2456 is provided with a circular through hole 2457, the lower part of the outer cylindrical face of the cylindrical tank 2451 is provided with an internal thread joint 2458, and the internal thread joint 2458 is communicated with the cylindrical tank 2451; the whole pressing sleeve 2411 is of a hollow rotating body structure, one end of the pressing sleeve 2411 is provided with an external thread section 24111, a journal section 24112 is connected with the external thread section 24111, a round boss 24113 is connected with the journal section 24112, a pressing disc 24114 is connected with the round boss 24113, and a first sealing round groove 24115, a second sealing round groove 24116 and a third sealing round groove 24117 are sequentially arranged on the outer end surface of the pressing disc 24114 from outside to inside; the shaft ring of the thrust bearing 2410 is arranged on the circular boss 24113 of the pressing sleeve 2411, the inner rings of two radial bearings 248 are arranged on the shaft neck section 24112 of the pressing sleeve 2411, a spacer ring 249 is arranged between the two radial bearings 248, the end surface of the inner ring of one radial bearing 248 abuts against the end surface of the circular boss 24113 of the pressing sleeve 2411, a circular nut gasket 247 and a second circular nut 246 are arranged on the external thread section 24111 of the pressing sleeve 2411, the second circular nut 246 and the external thread section 24111 of the pressing sleeve 2411 form a screw pair and realize the axial fixation of the two radial bearings 248, and the race of the thrust bearing 2410 is arranged in the circular sinking platform 2454 of the liquid receiving tank 245; the first round nut 241 is arranged on the external thread section 2424 of the flange pipe 242 to form a screw pair; the felt ring 243 is provided with a round through hole 2431, a plurality of radial cutting seams 2432 are outwards arranged on the circumference of the round through hole 2431, the felt ring 243 is arranged on the end surface of the flange 2425 of the flange pipe 242, and the press ring 244 tightly presses and fixedly connects the felt ring 243 on the end surface of the flange 2425 of the flange pipe 242; the journal section 2426 of the flange pipe 242 is arranged in the inner hole 2455 of the liquid receiving tank 245, and the end face of the first round nut 241 is pressed against the end face of the second round ring 2453 of the liquid receiving tank 245.
Referring to fig. 1, 7, 8 and 11, the disc 2422 of the flange 242 of the leakage-proof device 24 is fixedly connected to the knob sinking platform 226 of the bracket 22; the stop bolt 26 is fixedly connected in the threaded hole 228 of the bracket 22, the circular through hole 2457 of the liquid receiving tank 245 of the nondestructive leakage-proof device 24 penetrates through the stop bolt 26, and the retainer ring 27 is fixedly connected on the end head of the stop bolt 26; the two rectangular spigots 211 of the clamping plate 21 and the two rectangular spigots 222 of the bracket 22 are combined one by one and are respectively arranged on the lower surface and the upper surface of an inner rectangular rail J11 of a machine tool J1, and the clamping plate 21 and the bracket 22 are clamped on the inner rectangular rail J11 of the machine tool J1 through two bolt groups 25; the pressing disk 24114 of the pressing sleeve 2411 of the damage and leakage prevention device 24 abuts against the axial end face of the roller J3, and the pressing sleeve 2411 is pressed on the roller J3 by screwing the first round nut 241 of the damage and leakage prevention device 24.
Referring to fig. 13 and 14, the center frame device 3 is composed of a clamping plate 31, a lower bracket 32, an upper bracket 33, eight adjustable roller devices 34, two cylindrical pins 35, and two bolt sets 36, wherein two rectangular spigots 311 are respectively disposed at two ends of the clamping plate 31; the lower bracket 32 is provided with a rectangular plate 321 at the lower part thereof, rectangular rabbets 322 are respectively arranged at two ends of the rectangular plate 321, two circular through holes 323 are arranged on the plate surface of the rectangular plate 321, a circular arc-shaped vertical plate 324 is arranged at the upper part of the lower bracket 32, two rectangular handle grooves 325 are respectively arranged on the plate surfaces at two sides of the circular arc-shaped vertical plate 324, the four rectangular handle grooves 325 are arranged in a centering way relative to the circle center of the circular arc-shaped vertical plate 324, and a circular pin hole 326 is respectively arranged at two ends of the circular arc-shaped vertical plate 324; the upper bracket 33 is integrally in a circular arc structure, a circular arc plate 331 is arranged on the upper bracket, double-lug plates 332 are respectively arranged at two ends of the circular arc plate 331, two rectangular handle grooves 333 are respectively arranged on two side plate surfaces of the circular arc plate 331, the four rectangular handle grooves 333 are arranged in a centering manner relative to the circle center of the circular arc plate 331, and a through circular pin hole 334 is respectively arranged on the two double-lug plates 332; two cylindrical pins 35 are respectively disposed in a circular pin hole 326 of the lower bracket 32 and a circular pin hole 334 of the upper bracket 33 to realize pin coupling of the lower bracket 32 and the upper bracket 33.
Referring to fig. 15, the adjustable roller device 34 is composed of a base 341, a screw 342, two bearing covers 343, a sliding seat 344, a clamping plate 345, a cylindrical pin 346, two spacing rings 347, and a sealing bearing 348; the base 341, as a whole, is a plate-shaped structure, two sides of which are respectively provided with a handle 3411, the inner sides of the two handle 3411 are respectively provided with a rectangular strip 3412, the positions close to the inner sides of the two rectangular strips 3412 are respectively provided with an inner rectangular guide 3413, and two ends of the middle position of the top surface of the base 341 are respectively provided with a semicircular bearing hole 3414; a first journal 3421 and a square shaft section 3422 are respectively arranged at two ends of the screw rod 342, a second journal section 3423 is connected with the square shaft section 3422, and an external thread shaft section 3424 is arranged between the first journal 3421 and the second journal section 3423; the two sides of the lower part of the sliding seat 344 are respectively provided with an external rectangular guide rail 3441, the middle position of the lower part of the sliding seat 344 is provided with a through half internal thread 3442, the front end of the sliding seat 344 is provided with a double lug plate 3443, the double lug plate 3443 is provided with a through round pin hole 3444, and the top surface of the sliding seat 344, which is close to the round pin hole 3444, is provided with two threaded holes 3445; the first journal 3421 and the second journal section 3423 of the screw 342 are respectively arranged on the semicircular bearing hole 3414 of the base 341, the outer rectangular guide rail 3441 of the sliding seat 344 is arranged in the inner rectangular guide rail 3413 of the base 341, and the half internal thread 3442 of the sliding seat 344 is arranged on the external thread shaft section 3424 of the screw 342 to form a screw pair; the bearing cover 343 is provided with a half bearing hole 3431, the half bearing holes 3431 of the two bearing covers 343 are respectively arranged on the first journal 3421 and the second journal section 3423 of the screw 342, and the two bearing covers 343 are fixedly connected on the base 341; the cylindrical pin 346 is provided with a locking groove 3461, the cylindrical pin 346 is arranged in a circular pin hole 3444 of the sliding seat 344, two spacing rings 347 and a sealing bearing 348 are arranged on the cylindrical pin 346, the two spacing rings 347 are respectively arranged on one side of the sealing bearing 348, the locking plate 345 is arranged in the locking groove 3461 of the cylindrical pin 346, and the locking plate 345 is fixedly connected to the sliding seat 344.
Referring to fig. 1, 13 to 15, the bases 341 of the four adjustable roller devices 34 are respectively fixedly connected to a rectangular handle groove 325 of the lower bracket 32, and the bases 341 of the four adjustable roller devices 34 are respectively fixedly connected to a rectangular handle groove 333 of the upper bracket 33; the two rectangular spigots 311 of the clamping plate 31 and the two rectangular spigots 322 of the lower bracket 32 are respectively arranged on the lower surface and the upper surface of an inner rectangular rail J11 of a machine tool J1 in a one-to-one combination mode, and the clamping plate 31 and the lower bracket 32 are clamped on the inner rectangular rail J11 of the machine tool J1 through two bolt groups 36; an end axial section outer cylindrical surface of the roller J3 is placed on the seal bearings 348 of the eight adjustable roller devices 34 of the center frame device 3, and the mounting position of the roller J3 is adjusted by the screw 342 of the adjustable roller device 34 of the center frame device 3.
Referring to fig. 16 and 17, the hydraulic apparatus 4 is composed of a liquid container 41, a scrap receiving bucket 42, a cover plate 43, a motor 44, a coupling 45, a hydraulic pump 46, a suction pipe 47, a four-way connection pipe 48, an overflow valve 49, an overflow pipe 410, and a hydraulic gauge 412, wherein the liquid container 41 is a rectangular box structure, a liquid return tank 411 and a liquid storage tank 412 are arranged on the liquid container 41, a vertical wall 413 is arranged between the liquid return tank 411 and the liquid storage tank 412, a filter screen 414 is arranged at the lower part of the vertical wall 413, a partition 415 is arranged at the lower part of the middle position of the liquid storage tank 412, and a rectangular legal flange 416 is arranged at the periphery of the upper part of the liquid storage tank 412; the cover plate 43 is a rectangular plate-shaped structure, a first rectangular handle plywood 431 and a second rectangular handle plywood 432 are arranged on the cover plate, and a long through hole 433 and a round through hole 434 are arranged at adjacent positions on two sides of the second rectangular handle plywood 432; the two ends of the four-way connecting pipe 48 are respectively provided with a liquid outlet 481 and a legal flange 482, and the pipe body of the four-way connecting pipe 48 is provided with a first connecting pipe 483 and a second connecting pipe 484; the cover plate 43 is fixedly connected to the rectangular handle flange 416 of the liquid containing box 41, the motor 44 is fixedly connected to the first rectangular handle plate 431 of the cover plate 43, the hydraulic pump 46 is fixedly connected to the second rectangular handle plate 432 of the cover plate 43, and the coupling 45 is arranged on the output shaft of the motor 44 and the input shaft of the hydraulic pump 46; one end of the liquid suction pipe 47 is connected with the oil suction port of the hydraulic pump 46, and the other end is inserted into the liquid storage tank 412 of the liquid containing tank 41; a combining flange 482 of the four-way connecting pipe 48 is fixedly connected to the end surface of a liquid outlet of the hydraulic pump 4, the hydraulic gauge 412 is arranged on a first connecting pipe 483 of the four-way connecting pipe 48, and the overflow valve 49 is arranged on a second connecting pipe 484 of the four-way connecting pipe 48; one end of the overflow pipe 410 is connected with an overflow port of the overflow valve 49, and the other end is inserted into the liquid storage tank 412 of the liquid containing tank 41; the whole chip receiving hopper 42 is of an uncovered rectangular box structure, the bottom of the chip receiving hopper is provided with a filter screen 421, and the chip receiving hopper 42 is arranged at the upper part of the liquid return box 411 of the liquid containing box 41.
Referring to fig. 1, 2, 6, 8, 11, 12, 16, 17, one end of the hydraulic tube 5 is connected to the liquid outlet 481 of the four-way connection tube 48 of the hydraulic device 4, and the other end is connected to the liquid inlet 1223 of the taper shank 122 of the drill rod assembly 12 of the drilling apparatus 1; one end of the liquid return pipe 6 is connected to a liquid return joint 1224 of the taper shank body 122 of the drill rod assembly 12 of the drilling device 1, and the other end of the liquid return pipe is placed in a chip receiving hopper 42 of the hydraulic device 4; one end of the leakage return pipe 7 is arranged on the female connector 2458 of the liquid receiving box 245 of the nondestructive leakage preventing device 24 of the drill rod supporting leakage preventing device 2, and the other end is arranged in the chip receiving hopper 42 of the hydraulic device 4.
The working principle and the working process of the embodiment are as follows:
the embodiment provides a deep hole processing machinery system for processing heavy shaft parts and roller parts, the machinery system takes a heavy lathe as a basic platform, utilizes a machine tool tailstock capable of mechanically feeding as a feeding device, and is provided with a spraying and sucking drilling internal chip removal processing in a taper hole of the machine tool tailstock, and the machinery system is mainly provided with a drilling device, a drill rod supporting anti-leakage device, a center frame device, a hydraulic pipe, a liquid return pipe and a leakage return pipe.
The drilling device is a working part of the embodiment, completes drilling processing and has an inner chip removal function, the drilling device is provided with a drill bit assembly and a drill rod assembly, the drill bit assembly is mainly provided with an inner cutter, an outer cutter, a middle cutter, a drill bit body, three guide keys and three sealing rings, the inner cutter, the middle cutter and the outer cutter of the drill bit assembly are arranged in a staggered mode, the three cutters are of a small cutter body integral structure, and a blade and a cutter body in the structure are brazed into a whole. The three cutters are connected with the drill bit body through the cylindrical pin, the small cutter body is tightly attached to the rectangular mounting groove in the drill bit body through adjustment of a fitter during mounting, and the device is connected through the pin. Three guide keys are arranged on the drill body to prevent the drill bit from deflecting during the drilling process. The three sealing rings are arranged on the drill bit body, so that the leakage amount of pressure cutting fluid from the drill bit body and the processed hole wall can be reduced, and the cutting fluid pressure of a cutting area is improved to meet the requirement of effectively carrying out required pressure by a spray-suction effect. The drill rod component is provided with an outer pipe, a taper shank body and an inner pipe, the outer pipe and the taper shank body are welded into a whole, the main parts of the outer pipe and the taper shank body are subjected to finish machining after welding, and the coaxiality of the outer circular surface of the outer pipe and the outer cone of the taper shank body can be ensured, so that after the drilling device is arranged at a working position, the coaxiality precision of the drill bit component, the drill rod component and a machine tool main shaft is high. The pressure cutting fluid generated by the hydraulic device enters the liquid inlet joint of the taper shank body of the drill rod component through the hydraulic pipe, and then enters the gap formed between the inner pipe and the outer pipe of the drill rod component, wherein about two thirds of the pressure cutting fluid enters the front end of the drill rod and then passes through six longitudinal rectangular grooves of the drill head body, then enters six axial diversion holes of the drill bit body, enters a circular ring concave table of the drill bit body through a flat-bottom circular counter bore of the drill bit body, and then sprays pressure cutting fluid into a cutting area at the front end of the drill bit body through a plurality of diversion trenches of the drill bit body, cooling and lubricating the drilling process, leading the pressure cutting fluid to carry cuttings to enter the inner pipe through the two cuttings leaking holes of the drill body, so that the cutting fluid with chips is guided into a liquid return pipe through a liquid return joint of the taper shank body of the inner pipe and drill rod assembly, and then the cutting fluid with chips is guided into a chip receiving hopper of a hydraulic device through the liquid return pipe; in order to improve the chip removal effect, about one third of the pressure cutting fluid entering the drill rod assembly is sprayed backwards through a plurality of circular inclined holes arranged on the inner tube to enter the rear end of the inner tube, a negative pressure area is generated at the end close to the drill body, and the suction effect is generated on the cutting fluid at the front end of the inner tube and even the cutting area. Under the action of the spraying and sucking of the cutting fluid, the cuttings are quickly discharged out of the drill rod along with the pressure cutting fluid, and the inner cuttings discharging process is completed. Six flat-bottom round counter bores arranged on the drill bit body have the function of flow guiding and also serve as mounting holes of a special wrench.
The drill rod supporting and leakage preventing device provides support for the drill rod assembly and collects leaked cutting fluid, three adjustable supporting devices are arranged in the device for facilitating accurate adjustment of the installation position of the drill rod, the device is connected with the end face of a shaft head of a workpiece for facilitating machining, machining preparation time and machining cost are reduced, and a lossless connection mode of the lossless leakage preventing device and the workpiece is adopted. The drill rod supporting and leakage preventing device is mainly provided with a clamping plate, a support, three adjustable supporting devices, a lossless and leakage preventing device, two bolt groups, a stop bolt and a check ring, a supporting point can be provided for the front end of a drill rod component through the three adjustable supporting devices of the drill rod supporting and leakage preventing device so as to improve the rigidity of the drill rod component, and further improve the drilling stability, the adjustable supporting devices are provided with independent spiral adjusting mechanisms and can be matched with an alignment dial indicator to realize the accurate adjustment of the position of the drill rod component relative to a machine tool main shaft; the nondestructive leakage-proof device is provided with a first round nut, a flange pipe, a felt ring, a press ring, a liquid receiving box, a second round nut, a round nut gasket, two radial bearings, a spacer ring, a thrust bearing, a pressing sleeve, an outer sealing ring, a middle sealing ring and an inner sealing ring, wherein the outer end face of a disc of the pressing sleeve is provided with three sealing round grooves in which the inner, middle and outer sealing rings are arranged; the liquid receiving box is arranged on the journal section of the flange pipe through an inner hole arranged on the liquid receiving box, the first round nut is arranged on the external thread section of the flange pipe, and when the first round nut is screwed, the liquid receiving box can be pushed to slide forwards on the journal section of the flange pipe, so that the pressing sleeve is pressed on the end face of a workpiece through the liquid receiving box and the thrust bearing; the flange pipe is fixedly connected to the support, in order to prevent the liquid receiving box from rotating along with the pressing sleeve and the workpiece, a stop bolt is fixedly connected to the support and penetrates through a round through hole of the liquid receiving box, and a check ring is arranged at the front end of the stop bolt to prevent the liquid receiving box from sliding forwards along the shaft neck section of the flange pipe for an overlarge distance to separate the liquid receiving box from the shaft neck section of the flange pipe; the drill rod supporting and leakage preventing device is arranged on an inner side rectangular guide rail of the machine tool through a rectangular spigot of a clamping plate arranged on the drill rod supporting and leakage preventing device and a rectangular spigot arranged on a support, and clamping can be achieved through two bolt groups.
The center frame device plays a supporting role for shaft and roller workpieces, and is mainly provided with a clamping plate, a lower bracket, an upper bracket, eight adjustable roller devices, two cylindrical pins and two bolt groups, wherein the eight adjustable roller devices are equally divided into two groups which are respectively arranged on the lower bracket and the upper bracket, each adjustable roller device is provided with an independent spiral adjusting mechanism, the adjustment is convenient, the size adjustment range is large, four sealing bearings on the lower bracket bear the weight of the workpiece, the four sealing bearings on the upper bracket can effectively improve the supporting rigidity of the workpiece, the vibration of the workpiece in the processing process is reduced, and the processing stability can be improved.
The hydraulic device provides pressure cutting fluid for the drilling process, filters and cools the returned cutting fluid with scraps, and is mainly provided with a fluid containing box, a scrap receiving hopper, a cover plate, a motor, a coupler, a hydraulic pump, a pipette, a four-way connecting pipe, an overflow valve, an overflow pipe and a hydraulic gauge, wherein the motor drives the hydraulic pump to rotate through the coupler to pump up the cutting fluid in the fluid containing box, cutting fluid is fed into the fluid pressure pipe through a fluid outlet of the four-way connecting pipe to provide pressure cutting fluid for the drilling device, the returned cutting fluid with chips and the leaked cutting fluid are guided into the chip receiving hopper, performing primary filtration, retaining the chips in the chip receiving hopper, allowing the cutting fluid to enter the fluid storage tank through a filter screen arranged between a fluid return tank and the fluid storage tank of the fluid storage tank, arranging a partition plate in the fluid storage tank, the cutting fluid in the liquid storage tank can be further precipitated, and the cutting fluid with chips is prevented from entering a hydraulic device to damage hydraulic components. The chip receiving hopper can be lifted by a crane so as to remove chips.
The working process of the embodiment is as follows:
working step 1: clamping the center frame device of the embodiment on an inner rectangular guide rail of a lathe, arranging one end of a workpiece on a lathe chuck, supporting one end of the workpiece in the center frame device of the embodiment, adjusting a clamping jaw of the lathe chuck and a screw rod of an adjustable roller device arranged on a lower bracket of the center frame device to align the axial lead of the workpiece with the axial lead of a main shaft of the machine tool, then connecting an upper bracket and the lower bracket of the center frame device together through two pin shafts of the center frame device in a pin joint mode, adjusting the screw rod of the adjustable roller device arranged on the upper bracket, and enabling sealing bearings of four adjustable roller devices arranged on the upper bracket to be tightly pressed on the outer circular surface of the end of the shaft of the workpiece;
and 2, working step: processing a guide hole on a workpiece by adopting a conventional drill bit and an inner bore turning tool;
and 3, working step: the drill rod supporting anti-leakage device is placed at a proper position and clamped on an inner rectangular guide rail of a lathe, a first round nut of the lossless anti-leakage device is adjusted, and a pressing sleeve of the lossless anti-leakage device is pressed on the end face of a workpiece;
and 4, working step: the outer circle conical section of the taper handle body of the drill rod component of the drilling device is arranged in a central hole of a machine tool tailstock, the outer circle surface of the outer pipe of the drill rod component of the drilling device is arranged in an arc surface of a supporting cylindrical block of a supporting rod body of an adjustable supporting device of a drill rod supporting anti-leakage device, and the arc surface is adjusted to enable the axial lead of the drill rod to be aligned with the central line of a machine tool main shaft;
and 5, working step: connecting a liquid pressing pipe, a liquid return pipe and a leakage return pipe;
and 6, working step: the tailstock of the machine tool is started after the main shaft of the machine tool is rotated, the tailstock of the machine tool drives a drill bit body of a drill rod assembly of the drilling device to enter a machined guide hole, and then the tailstock of the machine tool stops moving;
and 7, working step: and starting a motor of the hydraulic device, pressing cutting hydraulic pressure into the drill rod component, and then performing feed motion on the tailstock of the machine tool to drive the drill rod component and the drill bit component to perform drilling processing.
Claims (4)
1. The utility model provides a heavy lathe spray suction drilling mechanical system which characterized in that this mechanical system supports by drilling device, drilling rod and prevents that the device leaks, centre frame device, hydraulic means, pressure liquid pipe, liquid return pipe, leaks the back flow and constitutes, wherein: the drilling device consists of a drill bit component and a drill rod component, wherein the drill bit component is arranged on the drill rod component; the drill bit assembly consists of an inner cutter, an outer cutter, a middle cutter, a drill bit body, three guide keys and three sealing rings; the inner cutter is provided with a cutter body, the front end of the cutter body is brazed with a blade, and the rear end of the cutter body is provided with a cylindrical section; the outer cutter is provided with a cutter body, the front end of the cutter body is brazed with a blade, and the rear end of the cutter body is provided with a cylindrical section; the middle knife is provided with a knife body, the front end of the knife body is brazed with a blade, and the rear end of the knife body is provided with a cylindrical section; the drill body is of a whole rotator structure, one end of the drill body is provided with an external rectangular thread section, six rectangular grooves are uniformly distributed on the circumference of the external rectangular thread section, the bottom surface of each rectangular groove is lower than the thread bottom diameter of the external rectangular thread section, the inner side of the external rectangular thread section is provided with a circular platform, three circular grooves are arranged on the circular platform, a circular concave platform is connected with the circular platform, six flat-bottom circular counter bores are uniformly distributed on the circumference of the circular concave platform, a circular boss is arranged between the circular platform and the external rectangular thread section, six axial flow guide holes are arranged on the circular boss, the six axial flow guide holes are respectively communicated with one flat-bottom circular counter bore, the six axial flow guide holes are respectively aligned with one rectangular groove, a cutter shaft mounting section is connected with the circular concave platform, a plurality of flow guide grooves and three key grooves are arranged on the outer cylindrical surface of the cutter shaft mounting section, an external conical surface is arranged at the front end of the cutter shaft mounting section, an inner conical surface is arranged at the center of the outer conical surface, a first chip falling hole is formed in the outer conical surface, a second chip falling hole is formed in the inner conical surface, an inner hole is formed in the outer end face of the outer rectangular thread section, the inner hole is communicated with the first chip falling hole and the second chip falling hole, an inner cutter mounting rectangular groove and an outer cutter mounting rectangular groove are formed in the hole wall of the first chip falling hole, a first pin hole and a second pin hole are formed in the bottom surfaces of the inner cutter mounting rectangular groove and the outer cutter mounting rectangular groove respectively, a middle cutter mounting rectangular groove is formed in the hole wall of the second chip falling hole, and a third pin hole is formed in the bottom surface of the middle cutter mounting rectangular groove; the cylindrical section of the inner cutter is arranged in a first pin hole of the bit body, the cylindrical section of the outer cutter is arranged in a second pin hole of the bit body, the cylindrical section of the middle cutter is arranged in a third pin hole of the bit body, the three guide keys are fixedly connected in a key groove of the bit body respectively, and the three seal rings are arranged in a circular groove of the bit body respectively; the drill rod component consists of an outer pipe, a taper shank body and an inner pipe, wherein the outer pipe and the taper shank body are welded into an integral structure; the outer pipe is of a hollow pipe structure, an outer cylindrical surface is arranged on the outer pipe, a circular boss is arranged at the front end of the outer cylindrical surface, a first inner cylindrical surface is arranged at the front end of the inner wall of the outer pipe, an inner rectangular thread is connected with the first inner cylindrical surface, a second inner cylindrical surface is connected with the inner rectangular thread, a plurality of combining blocks are arranged on the inner side of the second inner cylindrical surface, and a threaded hole is formed in each combining block; the taper shank body is a combination of a cylindrical section and an outer cylindrical taper section, a liquid inlet joint and a liquid return joint are arranged on the outer cylindrical surface of the cylindrical section, a first inner hole is arranged on the outer end surface of the cylindrical section, a second inner hole is connected with the first inner hole, one end of an outer pipe is arranged in the first inner hole of the taper shank body and is welded with the taper shank body, the liquid inlet joint of the taper shank body is communicated with the outer pipe, and the liquid return joint of the taper shank body is communicated with the second inner hole of the taper shank body; the inner pipe is of a hollow pipe structure, a first sealing cylindrical surface is arranged at the rear end of the inner pipe, a plurality of annular grooves are formed in the first sealing cylindrical surface, a plurality of inclined circular holes are formed in the positions adjacent to the first sealing cylindrical surface, a second sealing cylindrical surface is arranged at the front end of the inner pipe, a plurality of annular grooves are formed in the second sealing cylindrical surface, a plurality of combining blocks are arranged in the positions adjacent to the second sealing cylindrical surface, a circular hole is formed in each combining block, an outer arc surface is arranged on each combining block, and the outer arc surface of each combining block and the second sealing cylindrical surface are coaxial; the first sealing cylindrical surface of the inner pipe is arranged in the second inner hole of the taper shank body, the outer arc surface of the combining block of the inner pipe is arranged in the second inner cylindrical surface of the outer pipe, and the combining block of the inner pipe is fixedly connected to the combining block of the outer pipe; the second sealing cylindrical surface of the inner pipe of the drill rod assembly is arranged in an inner hole of the drill bit body of the drill bit assembly, the inner rectangular thread of the outer pipe of the drill rod assembly is arranged on the outer rectangular thread section of the drill bit body of the drill bit assembly to form a screw pair, and the first inner cylindrical surface of the outer pipe of the drill rod assembly is arranged on a circular boss of the drill bit body of the drill bit assembly; the outer conical section of the conical handle body of the drill rod component of the drilling device is arranged in the central hole of the tailstock of the machine tool to form conical surface connection.
2. The heavy duty lathe spray suction drilling machine system of claim 1, wherein: the drill rod supporting leakage-proof device consists of a clamping plate, a bracket, three adjustable supporting devices, a lossless leakage-proof device, two bolt groups, a stop bolt and a check ring; the clamping plate is of a rectangular plate-shaped structure, two rectangular rabbets are arranged on two sides of the clamping plate, and two round through holes are formed in the plate surface of the clamping plate; the bottom of the support is provided with a rectangular plate, two rectangular rabbets are arranged on two sides of the rectangular plate, two circular through holes are formed in the surface of the rectangular plate, a square vertical plate is arranged on the upper portion of the support, a circular through hole is formed in the center of the square vertical plate, a circular handle sinking platform concentric with the circular through hole and three rectangular handle grooves are respectively formed in two end faces of the circular through hole, the three rectangular handle grooves are circumferentially and uniformly distributed relative to the circular through hole, and a threaded hole is formed above the circular handle sinking platform; the adjustable supporting device consists of a supporting rod body, a sliding seat, a base, a screw rod and two bearing covers; the supporting rod body is provided with a square handle flange plate, two ends of the square handle flange plate are respectively provided with a first cylindrical section and a second cylindrical section, the front end of the second cylindrical section is provided with a supporting cylindrical block, and the outer end face of the supporting cylindrical block is provided with an arc surface; two sides of the lower part of the sliding seat are respectively provided with an external rectangular guide rail, the middle position of the lower part of the sliding seat is provided with a through half internal thread, and the middle position of the lower part of the sliding seat is provided with a blind hole; the base is integrally of a plate-shaped structure, two sides of the base are respectively provided with a pair of plywood, the inner sides of the two pair of plywood are respectively provided with a rectangular strip, the positions, close to the inner sides, of the two rectangular strips are respectively provided with an inner rectangular guide rail, and two ends of the middle position of the top surface of the base are respectively provided with a semicircular bearing hole; a first shaft neck and a square shaft section are respectively arranged at two ends of the screw rod, a second shaft neck section is connected with the square shaft section, and an external thread shaft section is arranged between the first shaft neck and the second shaft neck section; the first journal and the second journal of the screw rod are respectively arranged on semicircular bearing holes of the base, an outer rectangular guide rail of the sliding seat is arranged in an inner rectangular guide rail of the base, and a half internal thread of the sliding seat is arranged on an external thread shaft section of the screw rod to form a screw pair; half bearing holes are formed in the bearing covers, the half bearing holes of the two bearing covers are respectively arranged on a first journal section and a second journal section of the screw rod, and the two bearing covers are fixedly connected to the base; the first cylindrical section of the support rod body is arranged in the blind hole of the sliding seat, and the square shape of the support rod body fixedly connects the legal flange plate on the sliding seat; the bases of the three adjustable supporting devices are fixedly connected in a rectangular handle groove of the support respectively, a supporting cylindrical block of a supporting rod body of each adjustable supporting device faces to the center of a circular through hole of the support, and circular arc surfaces arranged on the three supporting cylindrical blocks support an outer pipe of a drill rod component of the drilling device; the nondestructive anti-leakage device consists of a first round nut, a flange pipe, a felt ring, a pressure ring, a liquid receiving box, a second round nut, a round nut washer, two radial bearings, a spacer ring, a thrust bearing, a compression sleeve, an outer sealing ring, a middle sealing ring and an inner sealing ring, wherein the flange pipe is of a hollow rotator structure, a round through hole is formed in the center of the flange pipe, a disc is arranged in the middle of the flange pipe, a connecting pipe and an outer threaded section are respectively arranged at two ends of the disc, a combining flange is connected with the connecting pipe, and a journal section is connected with the outer threaded section; the liquid receiving box is provided with a cylindrical box, a first circular ring and a second circular ring are respectively arranged on two end faces of the cylindrical box, the first circular ring is communicated with the cylindrical box, a circular sinking platform is arranged on the outer end face of the first circular ring, an inner hole communicated with the cylindrical box is formed in the center position of the second circular ring, a rectangular plate is arranged on the upper portion of the second circular ring, a circular through hole is formed in the rectangular plate, an internal thread joint is arranged on the lower portion of the outer cylindrical face of the cylindrical box, and the internal thread joint is communicated with the cylindrical box; the whole pressing sleeve is of a hollow rotating body structure, one end of the pressing sleeve is provided with an external thread section, a journal section is connected with the external thread section, a round boss is connected with the journal section, a pressing disc is connected with the round boss, and a first sealing round groove, a second sealing round groove and a third sealing round groove are sequentially arranged on the outer end face of the pressing disc from outside to inside; the shaft ring of the thrust bearing is arranged on the circular boss of the pressing sleeve, the inner rings of the two radial bearings are arranged on the journal section of the pressing sleeve, a spacer ring is arranged between the two radial bearings, the end surface of the inner ring of one radial bearing leans against the end surface of the circular boss of the pressing sleeve, a circular nut washer and a second circular nut are arranged on the external thread section of the pressing sleeve, the second circular nut and the external thread section of the pressing sleeve form a screw pair and realize the axial fixation of the two radial bearings, and the seat ring of the thrust bearing is arranged in the circular sinking platform of the liquid receiving box; the first round nut is arranged on the external thread section of the flange pipe to form a spiral pair; the felt ring is provided with a circular through hole, a plurality of radial cutting seams are outwards arranged on the circumference of the circular through hole, the felt ring is arranged on the flange end face of the flange pipe, and the pressing ring presses and fixedly connects the felt ring on the flange end face of the flange pipe; the shaft neck section of the flange pipe is arranged in an inner hole of the liquid receiving box, and the end surface of the first round nut is pressed against the end surface of a second round ring of the liquid receiving box; a disc of a flange pipe of the lossless leakage-proof device is fixedly connected to a round handle sinking platform of the support; the stop bolt is fixedly connected in the threaded hole of the bracket, the circular through hole of the liquid receiving box of the lossless leakage-proof device penetrates through the stop bolt, and the check ring is fixedly connected on the end head of the stop bolt; the two rectangular rabbets of the clamping plate and the two rectangular rabbets of the bracket are combined one by one and are respectively arranged on the lower surface and the upper surface of an inner rectangular rail of the machine tool, and the clamping plate and the bracket are clamped on the inner rectangular rail of the machine tool through two bolt groups; the pressing disk of the pressing sleeve of the lossless leakage-proof device is attached to the end face of the shaft of the workpiece, and the pressing sleeve is pressed on the workpiece by screwing the first round nut of the lossless leakage-proof device.
3. The heavy duty lathe spray suction drilling machine system of claim 1, wherein: the center frame device consists of a clamping plate, a lower bracket, an upper bracket, eight adjustable roller wheel devices, two cylindrical pins and two bolt groups, wherein two rectangular rabbets are respectively arranged at two ends of the clamping plate; the lower bracket is provided with a rectangular plate at the lower part, rectangular rabbets are respectively arranged at two ends of the rectangular plate, two circular through holes are arranged on the surface of the rectangular plate, a circular arc-shaped vertical plate is arranged at the upper part of the lower bracket, two rectangular handle combining grooves are respectively arranged on the surface of two sides of the circular arc-shaped vertical plate, the four rectangular handle combining grooves are arranged in a centering manner relative to the circle center of the circular arc-shaped vertical plate, and a circular pin hole is respectively arranged at two ends of the circular arc-shaped vertical plate; the whole upper bracket is of a circular arch structure, a circular arch plate is arranged on the circular arch structure, two double-lug plates are respectively arranged at two ends of the circular arch plate, two rectangular handle grooves are respectively arranged on two side plate surfaces of the circular arch plate, the four rectangular handle grooves are arranged in a centering manner relative to the circle center of the circular arch plate, and a through circular pin hole is respectively arranged on the two double-lug plates; the two cylindrical pins are respectively arranged in a round pin hole of the lower bracket and a round pin hole of the upper bracket, so that the pin connection of the lower bracket and the upper bracket is realized; the adjustable roller device consists of a base, a screw rod, two bearing covers, a sliding seat, a clamping plate, a cylindrical pin, two spacing rings and a sealing bearing; the base is integrally of a plate-shaped structure, two sides of the base are respectively provided with a pair of plywood, the inner sides of the two pair of plywood are respectively provided with a rectangular strip, the positions, close to the inner sides, of the two rectangular strips are respectively provided with an inner rectangular guide rail, and two ends of the middle position of the top surface of the base are respectively provided with a semicircular bearing hole; a first shaft neck and a square shaft section are respectively arranged at two ends of the screw rod, a second shaft neck section is connected with the square shaft section, and an external thread shaft section is arranged between the first shaft neck and the second shaft neck section; the two sides of the lower part of the sliding seat are respectively provided with an external rectangular guide rail, the middle position of the lower part of the sliding seat is provided with a through half internal thread, the front end of the sliding seat is provided with a double-lug plate, the double-lug plate is provided with a through round pin hole, and the top surface of the sliding seat, close to the round pin hole, is provided with two threaded holes; the first journal and the second journal of the screw rod are respectively arranged on semicircular bearing holes of the base, an outer rectangular guide rail of the sliding seat is arranged in an inner rectangular guide rail of the base, and a half internal thread of the sliding seat is arranged on an external thread shaft section of the screw rod to form a screw pair; half bearing holes are formed in the bearing covers, the half bearing holes of the two bearing covers are respectively arranged on a first journal section and a second journal section of the screw rod, and the two bearing covers are fixedly connected to the base; a clamping groove is formed in the cylindrical pin, the cylindrical pin is arranged in a circular pin hole of the sliding seat, the two space rings and the sealing bearing are arranged on the cylindrical pin, the two space rings are respectively arranged on one side of the sealing bearing, the clamping plate is arranged in the clamping groove of the cylindrical pin, and the clamping plate is fixedly connected to the sliding seat; the bases of the four adjustable roller devices are respectively and fixedly connected with a rectangular handle groove of the lower bracket, and the bases of the four adjustable roller devices are respectively and fixedly connected with a rectangular handle groove of the upper bracket; the two rectangular rabbets of the clamping plate and the two rectangular rabbets of the lower bracket are combined one by one and are respectively arranged on the lower surface and the upper surface of an inner rectangular track of the machine tool, and the clamping plate and the lower bracket are clamped on the inner rectangular track of the machine tool through two bolt groups; an end head shaft section outer cylindrical surface of the workpiece is arranged on the sealing bearings of the eight adjustable roller devices of the central frame device, and the mounting position of the workpiece is adjusted through a screw rod of the adjustable roller device of the central frame device.
4. The heavy duty lathe spray suction drilling machine system according to claim 1 or 2, wherein: the hydraulic device comprises a liquid containing box, a chip receiving hopper, a cover plate, a motor, a coupler, a hydraulic pump, a liquid absorbing pipe, a four-way connecting pipe, an overflow valve, an overflow pipe and a hydraulic meter, wherein the liquid containing box is integrally of a rectangular box structure, a liquid return box and a liquid storage box are arranged on the liquid containing box, a vertical wall is arranged between the liquid return box and the liquid storage box, a filter screen is arranged at the lower part of the vertical wall, a partition plate is arranged at the lower part of the middle position of the liquid storage box, and a rectangular handle flange is arranged at the periphery of the upper part of the liquid storage box; the cover plate is of a rectangular plate-shaped structure, a first rectangular handle plywood and a second rectangular handle plywood are arranged on the cover plate, and a long through hole and a round through hole are formed in adjacent positions on two sides of the second rectangular handle plywood; the two ends of the four-way connecting pipe are respectively provided with a liquid outlet and a flange, and a first connecting pipe and a second connecting pipe are arranged on the pipe body of the four-way connecting pipe; the cover plate is fixedly connected to a rectangular handle flange of the liquid containing box, the motor is fixedly connected to a first rectangular handle plate of the cover plate, the hydraulic pump is fixedly connected to a second rectangular handle plate of the cover plate, and the coupler is arranged on an output shaft of the motor and an input shaft of the hydraulic pump; one end of the liquid suction pipe is connected with an oil suction port of the hydraulic pump, and the other end of the liquid suction pipe is inserted into a liquid storage tank of the liquid containing tank; the legal flange of the four-way connecting pipe is fixedly connected with the end surface of a liquid outlet of a hydraulic pump, a hydraulic gauge is arranged on a first connecting pipe of the four-way connecting pipe, and an overflow valve is arranged on a second connecting pipe of the four-way connecting pipe; one end of the overflow pipe is connected with an overflow port of the overflow valve, and the other end of the overflow pipe is inserted into the liquid storage tank of the liquid storage tank; the whole chip receiving hopper is of a non-cover rectangular box body structure, a filter screen is arranged at the bottom of the chip receiving hopper, and the chip receiving hopper is arranged at the upper part of a liquid return box of the liquid containing box; one end of the liquid pressing pipe is connected to a liquid outlet of a four-way connecting pipe of the liquid pressing device, and the other end of the liquid pressing pipe is connected to a liquid inlet connector of a taper handle body of a drill rod component of the drilling device; one end of the liquid return pipe is connected to a liquid return joint of a taper shank body of a drill rod component of the drilling device, and the other end of the liquid return pipe is placed in a chip receiving hopper of the hydraulic device; one end of the leakage return pipe is arranged on an internal thread joint of a liquid receiving box of the nondestructive leakage preventing device of the drill rod supporting leakage preventing device, and the other end of the leakage return pipe is arranged in a chip receiving hopper of the hydraulic device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010343297.7A CN111390238B (en) | 2020-04-27 | 2020-04-27 | Heavy-duty lathe spray suction drill mechanical system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010343297.7A CN111390238B (en) | 2020-04-27 | 2020-04-27 | Heavy-duty lathe spray suction drill mechanical system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111390238A CN111390238A (en) | 2020-07-10 |
| CN111390238B true CN111390238B (en) | 2022-03-15 |
Family
ID=71426157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010343297.7A Expired - Fee Related CN111390238B (en) | 2020-04-27 | 2020-04-27 | Heavy-duty lathe spray suction drill mechanical system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111390238B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4911253A (en) * | 1988-09-23 | 1990-03-27 | Normand Cliche | Core and water collector |
| JPH04146012A (en) * | 1990-10-06 | 1992-05-20 | Suzuki Motor Corp | Deep hole processing device |
| JPH0919815A (en) * | 1995-07-07 | 1997-01-21 | Tokyo Gas Co Ltd | Band-shaped chip removing cutter |
| CN102513569A (en) * | 2011-10-18 | 2012-06-27 | 东方电气(广州)重型机器有限公司 | Deep hole processing method and device thereof |
| CN104070207A (en) * | 2014-06-20 | 2014-10-01 | 乐山斯堪纳机械制造有限公司 | Drill bit and method for processing deep hole of shaft type product |
| CN105269269A (en) * | 2015-11-18 | 2016-01-27 | 华中科技大学 | Manufacturing method for metal additive materials of ultra-large draw ratio deep-hole type components |
-
2020
- 2020-04-27 CN CN202010343297.7A patent/CN111390238B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4911253A (en) * | 1988-09-23 | 1990-03-27 | Normand Cliche | Core and water collector |
| JPH04146012A (en) * | 1990-10-06 | 1992-05-20 | Suzuki Motor Corp | Deep hole processing device |
| JPH0919815A (en) * | 1995-07-07 | 1997-01-21 | Tokyo Gas Co Ltd | Band-shaped chip removing cutter |
| CN102513569A (en) * | 2011-10-18 | 2012-06-27 | 东方电气(广州)重型机器有限公司 | Deep hole processing method and device thereof |
| CN104070207A (en) * | 2014-06-20 | 2014-10-01 | 乐山斯堪纳机械制造有限公司 | Drill bit and method for processing deep hole of shaft type product |
| CN105269269A (en) * | 2015-11-18 | 2016-01-27 | 华中科技大学 | Manufacturing method for metal additive materials of ultra-large draw ratio deep-hole type components |
Non-Patent Citations (1)
| Title |
|---|
| 《内外切削液共同作用下的BTA钻杆的涡动条件》;江敏 等;《机床与液压》;20140109;第41卷(第23期);第20-23页 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111390238A (en) | 2020-07-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102554623B (en) | Metal-cutting machine tool for automatically machining steel reinforcement connection sleeve | |
| CN201483033U (en) | Shaft parts deep hole processing system | |
| AU1985995A (en) | Rotatable toolholder having a stationary, through-center coolant feed system | |
| CN108907736B (en) | Connecting rod processing system | |
| CN210648531U (en) | Lathe convenient to work piece clamping | |
| CN210306690U (en) | Horizontal multi-station combined special machine tool for milling, drilling and boring | |
| CN104607847A (en) | Gas-liquid separator welding fixture and use method and manufacturing method thereof | |
| CN111390238B (en) | Heavy-duty lathe spray suction drill mechanical system | |
| CN212578194U (en) | Grinding device is used in digit control machine tool processing | |
| CN207058164U (en) | A kind of numerically controlled lathe servo turret | |
| CN211564587U (en) | Wheel spoke multiaxis drilling equipment | |
| CN112809389A (en) | Efficient piston drilling and boring integrated machine | |
| CN201644854U (en) | Chip removing and deep-hole processing device in novel milling and boring machine | |
| US4649609A (en) | Apparatus and process for providing an alternate coolant path in the core of a nuclear reactor | |
| RU2169642C2 (en) | Apparatus for deep drilling | |
| CN211387650U (en) | Axle sleeve type part mills integrative special purpose machine of brill | |
| CN211738356U (en) | Rotary joint of rotary table | |
| CN210877611U (en) | Efficient chip removal composite boring cutter | |
| CN109604744B (en) | Large length-diameter ratio internal thread wire drawing system and wire drawing method | |
| CN209902636U (en) | Clamp arm clamping machining tool | |
| CN204075280U (en) | A kind of expansion broach(ing) machine of machining shaft | |
| CN110976927A (en) | Lathe spindle blowing device | |
| DE19642975A1 (en) | Tool turret and machine tool | |
| CN101905335A (en) | Inner bore processing equipment of motor base | |
| CN216991095U (en) | High-speed rotary oil supply connecting device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220315 |