CN114888572B - Vacuum pump cover drilling and tapping device with fixing mechanism - Google Patents
Vacuum pump cover drilling and tapping device with fixing mechanism Download PDFInfo
- Publication number
- CN114888572B CN114888572B CN202210640458.8A CN202210640458A CN114888572B CN 114888572 B CN114888572 B CN 114888572B CN 202210640458 A CN202210640458 A CN 202210640458A CN 114888572 B CN114888572 B CN 114888572B
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- rod
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- 238000010079 rubber tapping Methods 0.000 title claims abstract description 46
- 238000005553 drilling Methods 0.000 title claims abstract description 32
- 229910000831 Steel Inorganic materials 0.000 claims description 14
- 239000010959 steel Substances 0.000 claims description 14
- 238000005520 cutting process Methods 0.000 claims description 13
- 230000002457 bidirectional effect Effects 0.000 claims description 10
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000002347 injection Methods 0.000 claims description 6
- 239000007924 injection Substances 0.000 claims description 6
- 238000005086 pumping Methods 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 3
- 239000007921 spray Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 13
- 238000012545 processing Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
- B23P23/02—Machine tools for performing different machining operations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23G—THREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
- B23G1/00—Thread cutting; Automatic machines specially designed therefor
- B23G1/16—Thread cutting; Automatic machines specially designed therefor in holes of workpieces by taps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23G—THREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
- B23G1/00—Thread cutting; Automatic machines specially designed therefor
- B23G1/44—Equipment or accessories specially designed for machines or devices for thread cutting
-
- 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
-
- 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
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
-
- 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
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/22—Feeding members carrying tools or work
- B23Q5/26—Fluid-pressure drives
-
- 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
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/22—Feeding members carrying tools or work
- B23Q5/34—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23G—THREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
- B23G2240/00—Details of equipment for threading other than threading tools, details of the threading process
- B23G2240/08—Evacuation of chips or fines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23G—THREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
- B23G2240/00—Details of equipment for threading other than threading tools, details of the threading process
- B23G2240/12—Means for cooling or lubrication
-
- 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
- B23Q2703/00—Work clamping
- B23Q2703/02—Work clamping means
- B23Q2703/10—Devices for clamping workpieces of a particular form or made from a particular material
-
- 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
- B23Q2705/00—Driving working spindles or feeding members carrying tools or work
- B23Q2705/10—Feeding members carrying tools or work
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Earth Drilling (AREA)
Abstract
The invention belongs to the technical field of mechanical equipment, in particular to a drilling and tapping device for a vacuum pump cover with a fixing mechanism, which aims at the problem that the synchronization in the tapping process is poor because the drilling and tapping mechanism in the prior art is not provided with the fixing mechanism. According to the invention, when the pump cover is turned, the pump cover can be fixed in an external supporting mode through the fixing mechanism, and tapping can be performed from the outer circumferential wall and the inner circumferential wall.
Description
Technical Field
The invention relates to the technical field of vacuum pump cover production, in particular to a vacuum pump cover drilling and tapping device with a fixing mechanism.
Background
In the processing process of the vacuum pump cover, drilling and tapping are required to be carried out on the vacuum pump cover which is burnt and cast; the drilling process is complex, and a plurality of milling cutter stations are arranged in the traditional machining process, so that the production cost is increased; in the tapping process, the tapping tool bit and the hole to be tapped can be blocked, so that the tool bit is easy to break, and the production efficiency is seriously affected. In the drilling and tapping processes, the workpiece is required to be fixed, and a chuck can be used for fixing the specification workpiece, but the vacuum pump cover is not the specification workpiece and has accurate requirements on the processing position, so the vacuum pump cover is not suitable for being fixed by the chuck; therefore, the vacuum pump cover drilling and tapping device which is convenient to drill, reliable in tapping, not easy to block and convenient to fix is necessary to design.
The vacuum pump cover drilling and tapping device with the fixing mechanism comprises a fixing mechanism, a drilling mechanism and a tapping mechanism, wherein the drilling mechanism and the tapping mechanism are fixed on the same processing platform, and the processing platform can move on the plane where the processing platform is located; the vacuum pump cover is fixed on the fixing mechanism and can rotate on the fixing mechanism around the axis of the hole to be processed; the drilling mechanism is fixedly provided with a plurality of milling cutters which can rotate along with the base; however, the fixing of the pump cover by the device is not scientific enough, and the control of the clamping degree is contradictory with the control of the integrity of the surface of the pump cover, so that a novel drilling and tapping device convenient for fixing the pump cover is needed.
Disclosure of Invention
The invention provides a drilling and tapping device for a vacuum pump cover, which aims to solve the problem that the synchronization in the tapping process is poor because a drilling and tapping mechanism in the prior art is not provided with a fixing mechanism.
In order to achieve the above purpose, the present invention adopts the following technical scheme: the utility model provides a tooth device is attacked in vacuum pump lid drilling with fixed establishment, establishes the fixed station that the cavity is the cuboid structure including interior, the tapered roller bearing of mutual symmetry is inlayed respectively in the upper and lower surface middle part of fixed station, and rotate between two tapered roller bearings and be connected with same spinal branch stay tube, and the top of stay tube is provided with fixed establishment, driven pulley has been cup jointed to the circumference outer wall of stay tube, the one end that the stay tube was kept away from to the bottom of fixed station is fixed with driving motor, driving motor's output shaft top is fixed with the driving pulley that mutually adapts to with driven pulley, the upper surface of fixed station is located driving motor's top and is fixed with the support frame, and the top sliding connection of support frame has the decurrent flute profile slide rail of opening, the one end that the flute profile slide rail kept away from the support frame is fixed with the sliding frame, be fixed with the outer bucket that the opening is the barrel structure downwards in the centre of sliding frame, and be provided with advancing mechanism in the outer bucket, and advancing mechanism's bottom is fixed with the cutting sword, so as to can need carry out the turning to the pump lid when turning to carry out the self fixed mechanism can carry out the mode to the outer bracing again to the pump lid when can follow circumference outer wall and carry out the tapping.
As the preferable scheme in the invention, the fixing mechanism comprises two channel steel sliding rails which are fixed at the top end of the supporting tube and are opposite in opening and parallel to each other, symmetrical tower-shaped sliding blocks are respectively connected between the two channel steel sliding rails near two ends of the two channel steel sliding rails in a sliding way, the two tower-shaped sliding blocks are rotationally connected with the same two bidirectional screw rods, opposite sides of the two tower-shaped sliding blocks are embedded with opposite top nuts, the outer walls of the opposite top nuts are welded on the tower-shaped sliding blocks, L-shaped push rods which are symmetrical to each other are respectively fixed at one opposite sides of the two tower-shaped sliding blocks near the top ends of the two channel steel sliding blocks, semicircular push blocks are fixed at the top ends of the L-shaped push rods, the size of each semicircular push block is matched with the inner arc size of the pump cover, hexagonal turntables are respectively fixed at two ends of each bidirectional screw rod, and the outer walls of each hexagonal turntable are respectively provided with a jack for poking the hexagonal turntables so as to move the two tower-shaped sliding blocks to two sides as far as possible, so as to fix the pump cover, and baffle frames are respectively fixed at two sides of the hexagonal turntables between the two channel steel sliding rails.
As the preferable scheme in the invention, an arc-shaped fixing plate is fixed below the hexagonal turntable between the lower surfaces of the two channel steel sliding rails, a fastening bolt is screwed in the middle of the arc-shaped fixing plate, and the position of the hexagonal turntable after rotation can be locked through the arrangement of the fastening bolt, so that the distance between the two tower-shaped sliding blocks is kept, and the firmness of the pump cover is not influenced by shaking in the drilling and tapping process.
As the preferable scheme in the invention, screw holes are formed on the arc-shaped surface of the semicircular push block close to two sides, so that when the target pump cover is used, if the inner arc radian of the target pump cover is larger than the arc radian of the semicircular push block, studs can be screwed into the screw holes on two sides, so that at least three points of contact positions of the arc-shaped surface of the semicircular push block and the inner side of the pump cover are ensured, and the clamping stability effect is improved.
As the preferable scheme in the invention, the outer wall of the bidirectional screw rod is sleeved with the compression spring, and the compression spring is positioned between the two tower-shaped sliding blocks, so that the pre-tightening effect is improved, and the two tower-shaped sliding blocks can be continuously pushed to two sides in the expansion process.
As the preferable scheme in the invention, the propelling mechanism comprises a hydraulic ejector rod fixed on the inner wall of the outer barrel, the top end of the hydraulic ejector rod extension rod is fixed with an inner slide rod, the bottom end of the inner slide rod is fixed with a fixed block, a cutting knife is clamped on the fixed block, and an arc-shaped groove is formed on the side surface of the inner slide rod, which is close to the top end, and is used for hiding the hydraulic ejector rod, so that the inner slide rod is timely subjected to resistance thrust from the transverse direction when being propelled downwards, and can be smoothly and vertically propelled.
As the preferable scheme in the invention, the top end of the supporting frame is fixed with a guide block, the top end of the guide block is in threaded connection with a locking bolt, a groove-shaped sliding rail is in sliding connection with the outer wall of the top end of the guide block, and the top end of the groove-shaped sliding rail is provided with a plurality of through holes for locking the pushing position of the cutting knife through a fastener.
As the preferable scheme in the invention, an oil tank is fixed on one side of the fixed table, which is close to the supporting frame, an oil delivery pipe is inserted at the top end of the oil tank, a counterweight ball is fixed at the bottom end of the oil delivery pipe, a transmission rod is fixed at the top end of an output shaft of the driving motor, a cross beam is fixed at the middle part of the supporting frame, a wheel disc is fixed at the top end of the transmission rod, a connecting rod is rotationally connected at the circumferential edge of the wheel disc, an oil pumping device is fixed on the upper surface of the cross beam and comprises a piston barrel fixed on the upper surface of the cross beam, jacks are respectively arranged at the bottom and the outer wall of the piston barrel, one end, which is far away from the oil tank, of the oil delivery pipe is inserted in the jacks at the outer wall of the piston barrel, an oil injection pipe is inserted in the jacks at the bottom of the piston barrel, and one end, which is far away from the piston barrel, of the oil injection pipe is fixed with a spray head.
As the preferable scheme in the invention, the piston plate is connected in the piston barrel in a sliding way, one end of the piston plate, which is close to the connecting rod, is hinged to the end part of the connecting rod, the outer wall of the oil delivery pipe, which is close to the top end, is provided with the one-way valve, and liquid flowing through the one-way valve can only flow to the piston barrel from the oil tank, so that when the oil delivery pipe is used, the tapping position can be sprayed with oil, lubricated and cooled in real time by driving the transmission rod, the safety of the tapping process and the rapid treatment of cutting scraps are improved, and the splashing of the scraps is avoided.
In summary, the beneficial effects in this scheme are:
1. according to the invention, the expansion clamping device is arranged, so that when the pump cover is required to be turned before use, the pump cover can be fixed in an external supporting mode through the self fixing mechanism, and tapping can be performed from the outer wall of the circumference and the inner circumferential wall;
2. according to the invention, through the screw holes arranged at the two sides of the arc surface of the semicircular push block, if the inner arc radian of the target pump cover is larger than the arc radian of the semicircular push block, the screw bolts can be screwed into the screw holes at the two sides to ensure at least three points at the contact position of the arc surface of the semicircular push block and the inner side of the pump cover, so that the clamping stability effect is improved;
3. the invention can be used for hiding the hydraulic ejector rod through the inner slide rod provided with the arc-shaped groove, so that the inner slide rod receives the resistance thrust from the transverse direction in time when being pushed downwards, and can be pushed vertically smoothly
4. According to the invention, through the oil pumping device, when drilling and tapping, the oil injection lubrication and cooling can be carried out on the tapping position in real time by driving the transmission rod, so that the safety of the tapping process and the rapid treatment of cutting scraps are improved, and the splashing of the scraps is avoided.
Drawings
FIG. 1 is a schematic cross-sectional view of a vacuum pump cover drilling and tapping device with a fixing mechanism according to the present invention;
fig. 2 is a schematic perspective view of a fixing mechanism of a drilling and tapping device for a vacuum pump cover with a fixing mechanism according to the present invention;
fig. 3 is an enlarged schematic view of the structure of the vacuum pump cover drilling and tapping device at a in fig. 1 with a fixing mechanism according to the present invention;
fig. 4 is a schematic bottom perspective view of a fixing mechanism of a drilling and tapping device with a fixing mechanism for a vacuum pump cover according to the present invention;
fig. 5 is a schematic diagram of an assembly structure of a propulsion mechanism in a vacuum pump cover drilling and tapping device with a fixing mechanism.
In the figure: 1. a fixed table; 2. a weight ball; 3. an oil tank; 4. a support frame; 5. an oil delivery pipe; 501. a one-way valve; 6. a wheel disc; 601. a connecting rod; 7. an oil pumping device; 8. an oil injection pipe; 801. a spray head; 9. a hydraulic ejector rod; 10. an inner slide bar; 1001. an arc-shaped groove; 11. a sliding frame; 1101. an outer tub; 12. a cutting blade; 13. a tower-type slide block; 14. a pump cover; 15. a semicircular pushing block; 16. an L-shaped push rod; 17. a hexagonal turntable; 18. a bidirectional screw; 19. a baffle frame; 20. channel steel slide rail; 21. a compression spring; 22. a butt nut; 23. a support tube; 24. a driven pulley; 25. a drive motor; 26. an arcuate fixing plate; 27. and (5) fastening a bolt.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Example 1
Referring to fig. 1-5, a vacuum pump cover drilling and tapping device with fixing mechanism, including the fixed station 1 that the interior cavity is cuboid structure, inlay respectively in the middle part of the upper and lower surface of fixed station 1 and be equipped with tapered roller bearing that is symmetrical each other, and be connected with same stay tube 23 between two tapered roller bearing, and the top of stay tube 23 is provided with fixing mechanism, the driven pulley 24 has been cup jointed to the circumference outer wall of stay tube 23, the one end that keeps away from stay tube 23 in the bottom of fixed station 1 is fixed with driving motor 25, driving motor 25's output shaft top is fixed with the driving pulley that mutually suits with driven pulley 24, the upper surface of fixed station 1 is located driving motor 25's top and is fixed with support frame 4, and the top sliding connection of support frame 4 has the groove slide rail of opening decurrent, the one end that the groove slide rail kept away from support frame 4 is fixed with sliding frame 11, the centre of sliding frame 11 is fixed with the outer barrel 1101 that the opening decurrent is barrel structure, and be provided with advancing mechanism in the outer barrel 1101, and advancing mechanism's bottom is fixed with cutting sword 12, thereby can carry out the tapping from the circumference to the outer circumference through self-fixing mechanism of pump cover 14 when using, can carry out the tapping.
According to the invention, the fixing mechanism comprises two channel steel slide rails 20 which are fixed at the top end of a supporting tube 23 and are opposite in opening and parallel to each other, symmetrical tower-shaped slide blocks 13 are respectively connected between the two channel steel slide rails 20 near two ends in a sliding manner, the same bidirectional screw rod 18 is rotationally connected between the two tower-shaped slide blocks 13, opposite sides of the two tower-shaped slide blocks 13 are embedded with opposite top nuts 22, the outer walls of the opposite top nuts 22 are welded on the tower-shaped slide blocks 13, L-shaped push rods 16 which are symmetrical to each other are respectively fixed at the opposite sides of the two tower-shaped slide blocks 13 near the top ends, semicircular push blocks 15 are respectively fixed at the top ends of the L-shaped push rods 16, the size of each semicircular push block 15 is matched with the inner arc size of a pump cover 14, hexagonal rotary discs 17 are respectively fixed at two ends of each bidirectional screw rod 18, jacks are respectively arranged at the outer walls of each hexagonal rotary disc 17 and are used for poking the hexagonal rotary discs 17 so as to move the two tower-shaped slide blocks 13 to two sides as far as possible to fix a pump cover 14, and baffle frames 19 are respectively fixed at two sides of each hexagonal rotary disc 17 between the two channel steel slide rails 20.
The lower surfaces of the two channel steel sliding rails 20 are fixedly provided with an arc-shaped fixing plate 26 below the hexagonal turntable 17, the middle of the arc-shaped fixing plate 26 is connected with a fastening bolt 27 in a screwed mode, the position of the hexagonal turntable 17 after rotation can be locked through the arrangement of the fastening bolt 27, the distance between the two tower-shaped sliding blocks 13 is further kept, and the firmness of the pump cover 14 is not affected due to shaking in the drilling and tapping process.
The arc surfaces of the semicircular push blocks 15 are close to two sides and are provided with screw holes, so that when the device is used, if the inner arc radian of the target pump cover 14 is larger than that of the semicircular push blocks 15, studs can be screwed into the screw holes on two sides, and at least three points of contact positions of the arc surfaces of the semicircular push blocks 15 and the inner side of the pump cover 14 are ensured, and the clamping stabilizing effect is improved.
The outer wall of the bidirectional screw rod 18 is sleeved with the compression spring 21, and the compression spring 21 is located between the two tower-shaped sliding blocks 13, so that the pre-tightening effect is improved, and the two tower-shaped sliding blocks 13 can be continuously pushed to two sides in the expansion process.
Wherein, advancing mechanism is including fixing the hydraulic ram 9 at the outer barrel 1101 inner wall, and the top of hydraulic ram 9 extension rod is fixed with interior slide bar 10, and the bottom mounting of interior slide bar 10 has the fixed block, and cutting sword 12 joint is on the fixed block, and open near the top the side of interior slide bar 10 has arc groove 1001 for hide hydraulic ram 9 for interior slide bar 10 receives in time and comes from horizontal resistance thrust when advancing downwards, also can smooth and easy vertical propulsion.
The top end of the supporting frame 4 is fixed with a guide block, the top end of the guide block is in threaded connection with a locking bolt, a groove-shaped sliding rail is in sliding connection with the outer wall of the top end of the guide block, and a plurality of through holes are formed in the top end of the groove-shaped sliding rail and used for locking the pushing position of the cutting knife 12 through a fastener.
Wherein, one side that fixed station 1 is close to support frame 4 is fixed with oil tank 3, and the top of oil tank 3 is pegged graft and is had oil pipe 5, the bottom mounting of oil pipe 5 has counter weight ball 2, the output shaft top of driving motor 25 is fixed with the transfer line, the middle part of support frame 4 is fixed with the crossbeam, the top of transfer line passes the crossbeam of support frame 4 and is fixed with rim plate 6, the circumference edge rotation of rim plate 6 is connected with connecting rod 601, the upper surface fixing of crossbeam has pump oil device 7, pump oil device 7 is including the piston barrel of fixing at the crossbeam upper surface, the bottom and the outer wall of piston barrel all open the jack near the barrel head, and oil pipe 5 is kept away from the one end of oil tank 3 and is pegged graft in the jack of piston barrel outer wall department, peg graft in the jack of piston barrel head 8, and the one end that piston barrel was kept away from to oil pipe 8 is fixed with shower nozzle 801.
Wherein, the inside sliding connection of piston bucket has the piston board, and the one end that the piston board is close to connecting rod 601 articulates the tip at connecting rod 601, and the outer wall of defeated oil pipe 5 is close to the top and is provided with check valve 501, and the liquid of flowing through check valve 501 can only flow to the piston bucket by oil tank 3 to can be when using, drive through the transfer line and carry out the lubricated cooling of oil spout again to the tapping position in real time, the security of tapping process and the rapid handling of cutting sweeps have been improved, avoid splashing of sweeps.
Working principle: when the pump cover 14 is required to be turned, the pump cover 14 can be fixed in an outward supporting mode through a self fixing mechanism, the hexagonal turntable 17 is rotated at first when the fixing mechanism is controlled, and then the two tower-shaped sliding blocks 13 are moved to two sides as far as possible so as to support and fix the pump cover 14 from inside to outside, and then tapping can be performed from the circumferential outer wall and from the inner circumferential wall; when drilling and tapping, the groove-shaped sliding rail is pushed to integrally slide, so that the bottom end of the cutting knife 12 is positioned right above the lower knife point, then the driving motor 25 is started to drive the pump cover 14 to integrally rotate, and meanwhile, the hydraulic ejector rod 9 is controlled to drive the cutting knife 12 to slowly descend.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (5)
1. The utility model provides a vacuum pump cover drilling and tapping device with fixed establishment, includes establishes fixed station (1) that the cavity is cuboid structure in the interior, the upper and lower surface middle part of fixed station (1) is inlayed respectively and is equipped with tapered roller bearing that is symmetrical each other, and be connected with same stay tube (23) between two tapered roller bearing rotation, and the top of stay tube (23) is provided with fixed establishment, driven pulley (24) have been cup jointed to the circumference outer wall of stay tube (23), the one end that keeps away from stay tube (23) in the bottom of fixed station (1) is fixed with driving motor (25), driving motor (24) the output shaft top of driving motor (25) is fixed with the driving pulley that mutually adapts to with driven pulley (24), its characterized in that, the upper surface of fixed station (1) is located the top of driving motor (25) and is fixed with support frame (4), and the top sliding connection of support frame (4) has the decurrent slotted slide rail of opening, the one end that keeps away from support frame (4) is fixed with sliding frame (11), the centre of sliding frame (11) is fixed with outer bucket (1101) that the opening is the downward barrel structure, and the bottom of advancing mechanism (1101) is provided with in outer bucket advancing mechanism (1101);
the fixing mechanism comprises two channel steel sliding rails (20) which are opposite in opening and parallel to each other and are fixed at the top end of a supporting tube (23), symmetrical tower-shaped sliding blocks (13) are respectively and slidably connected between the two channel steel sliding rails (20) close to two ends, the same bidirectional screw rod (18) is rotationally connected between the two tower-shaped sliding blocks (13), opposite sides of the two tower-shaped sliding blocks (13) are embedded with opposite top nuts (22), the outer walls of the opposite top nuts (22) are welded on the tower-shaped sliding blocks (13), L-shaped pushing rods (16) which are symmetrical to each other are respectively fixed at one side, which is opposite to the opposite top end, of the two tower-shaped sliding blocks (13), semicircular pushing blocks (15) are respectively and fixedly arranged at the top ends of the L-shaped pushing rods (16), the sizes of the semicircular pushing blocks (15) are matched with the inner arc sizes of pump covers (14), hexagonal turntables (17) are respectively fixedly arranged at two ends of the bidirectional screw rods (18), the outer walls of the hexagonal turntables (17) are respectively provided with jacks, baffle frames (19) are respectively and are fixedly arranged at two sides of the hexagonal turntables (17);
the propelling mechanism comprises a hydraulic ejector rod (9) fixed on the inner wall of the outer barrel (1101), an inner slide rod (10) is fixed at the top end of an extension rod of the hydraulic ejector rod (9), a fixed block is fixed at the bottom end of the inner slide rod (10), a cutting knife (12) is clamped on the fixed block, and an arc-shaped groove (1001) is formed in the side surface of the inner slide rod (10) close to the top end;
the oil pump is characterized in that an oil tank (3) is fixed on one side of the fixed table (1) close to the supporting frame (4), an oil delivery pipe (5) is inserted at the top end of the oil tank (3), a counterweight ball (2) is fixed at the bottom end of the oil delivery pipe (5), a transmission rod is fixed at the top end of an output shaft of the driving motor (25), a cross beam is fixed at the middle part of the supporting frame (4), a wheel disc (6) is fixed at the top end of the transmission rod, a connecting rod (601) is rotatably connected at the circumferential edge of the wheel disc (6), an oil pumping device (7) is fixed on the upper surface of the cross beam, the oil pumping device (7) comprises a piston barrel fixed on the upper surface of the cross beam, jacks are formed in the position, close to the bottom and the outer wall of the barrel, of the oil delivery pipe (5) is inserted in the jacks at the outer wall of the piston barrel, an oil injection pipe (8) is inserted in the jacks at the bottom of the piston barrel, and one end, far away from the piston barrel, of the oil injection pipe (8) is fixedly provided with a spray head (801);
the inside sliding connection of piston bucket has the piston board, and the one end that the piston board is close to connecting rod (601) articulates the tip at connecting rod (601), and the outer wall of oil delivery pipe (5) is provided with check valve (501) near the top, and the liquid of flowing through check valve (501) can only flow to the piston bucket by oil tank (3).
2. The vacuum pump cover drilling and tapping device with the fixing mechanism according to claim 1, wherein an arc-shaped fixing plate (26) is fixed below the hexagonal turntable (17) between the lower surfaces of the two channel steel sliding rails (20), a fastening bolt (27) is screwed in the middle of the arc-shaped fixing plate (26), and the position of the hexagonal turntable (17) after rotation can be locked through the arrangement of the fastening bolt (27).
3. The drilling and tapping device for the vacuum pump cover with the fixing mechanism according to claim 1, wherein screw holes are formed on the arc-shaped surface of the semicircular pushing block (15) close to two sides.
4. The drilling and tapping device for the vacuum pump cover with the fixing mechanism according to claim 1, wherein the outer wall of the bidirectional screw rod (18) is sleeved with a compression spring (21), and the compression spring (21) is positioned between the two tower-shaped sliding blocks (13).
5. The drilling and tapping device for the vacuum pump cover with the fixing mechanism according to claim 1, wherein a guide block is fixed at the top end of the supporting frame (4), a locking bolt is screwed at the top end of the guide block, a groove-shaped sliding rail is slidably connected to the outer wall of the top end of the guide block, and a plurality of through holes are formed in the top end of the groove-shaped sliding rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210640458.8A CN114888572B (en) | 2022-06-08 | 2022-06-08 | Vacuum pump cover drilling and tapping device with fixing mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210640458.8A CN114888572B (en) | 2022-06-08 | 2022-06-08 | Vacuum pump cover drilling and tapping device with fixing mechanism |
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| Publication Number | Publication Date |
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| CN114888572A CN114888572A (en) | 2022-08-12 |
| CN114888572B true CN114888572B (en) | 2023-11-03 |
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| CN202210640458.8A Active CN114888572B (en) | 2022-06-08 | 2022-06-08 | Vacuum pump cover drilling and tapping device with fixing mechanism |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115837589A (en) * | 2022-11-11 | 2023-03-24 | 陕西中桥明智能科技有限公司 | Valve processing clamping device |
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| CN114888572A (en) | 2022-08-12 |
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Effective date of registration: 20231102 Address after: No. A-1 Xingwu Road, Beiwu Town, Shunyi District, Beijing, 101399 Applicant after: BEIJING BOE VACUUM TECHNOLOGY Co.,Ltd. Address before: South side of Situ Temple Road, Xihu Town, Hanjiang District, Yangzhou City, Jiangsu Province 225008 (Yangzhou Fusai Machinery Co., Ltd.) Applicant before: Li Lili |
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