CN117961548A - Crankcase drilling device - Google Patents
Crankcase drilling device Download PDFInfo
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- CN117961548A CN117961548A CN202410313777.7A CN202410313777A CN117961548A CN 117961548 A CN117961548 A CN 117961548A CN 202410313777 A CN202410313777 A CN 202410313777A CN 117961548 A CN117961548 A CN 117961548A
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- 238000005553 drilling Methods 0.000 title claims abstract description 40
- 238000009966 trimming Methods 0.000 claims abstract description 38
- 239000007788 liquid Substances 0.000 claims description 106
- 239000000110 cooling liquid Substances 0.000 claims description 31
- 238000001816 cooling Methods 0.000 claims description 18
- 230000006835 compression Effects 0.000 claims description 15
- 238000007906 compression Methods 0.000 claims description 15
- 239000002826 coolant Substances 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 15
- 230000008878 coupling Effects 0.000 description 5
- 238000010168 coupling process Methods 0.000 description 5
- 238000005859 coupling reaction Methods 0.000 description 5
- 210000001503 joint Anatomy 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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Abstract
The application discloses a crankcase drilling device, which relates to the field of crankcase processing and comprises a machine body and a tooling plate for fixing a crankcase, wherein a drill rod is arranged on the machine body in a lifting manner, a conveying plate is arranged in the machine body in the horizontal direction, a plurality of tooling plates are connected onto the conveying plate in a sliding manner, a lifting plate is arranged on the machine body in a lifting manner, the drill rod is rotationally connected onto the lifting plate, a trimming rod is rotationally connected onto the lifting plate, a driving assembly for driving the drill rod and the trimming rod to rotate is arranged on the lifting plate, and a lifting assembly for driving the lifting plate to lift is arranged on the machine body. The application realizes automatic drilling and deburring operation and is beneficial to improving the efficiency of crankcase processing.
Description
Technical Field
The application relates to the field of crankcase processing, in particular to a crankcase drilling device.
Background
The lower part of the cylinder block for mounting the crankshaft is called a crankcase, the crankcase is usually formed by die casting an aluminum alloy into a whole, and the crankcase is required to be drilled after being formed.
The current drilling device comprises a tooling plate for fixing a crankcase and a drill rod arranged above the tooling plate in a lifting manner, and the drill rod is driven to descend, so that hole forming is realized in the rotating process of the drill rod. After forming, the hole needs to be manually deburred, so that the crankcase drilling device is troublesome, and after drilling is finished, automatic deburring can be performed, so that the efficiency is improved.
Disclosure of Invention
In order to realize automatic drilling and deburring operations and improve efficiency, the application provides a crankcase drilling device.
The application provides a crankcase drilling device which adopts the following technical scheme:
The utility model provides a crankcase drilling equipment, includes the organism and is used for the frock board of fixed crankcase, the organism goes up and down to be provided with the drilling rod, be provided with the delivery board along the horizontal direction in the organism, it is connected with a plurality of to slide on the delivery board the frock board, the organism goes up and down to be provided with the lifter plate, the drilling rod rotates to be connected on the lifter plate, still rotate on the lifter plate and be connected with the deburring pole, be provided with drive drilling rod and deburring pole pivoted drive assembly on the lifter plate, be provided with the lifting assembly that the drive lifter plate goes up and down on the organism.
By adopting the technical scheme, the tooling plate slides on the conveying plate, the crank case is fixed on the tooling plate, when the crank case is conveyed to the lower part of the drill rod, the drill rod descends to drill the crank case, then the tooling plate continues to move to the lower part of the trimming rod, and at the moment, the trimming rod descends to deburr the hole edge, and in the process, the drill rod and the trimming rod synchronously act, namely, the drilling action is carried out on the later crank case; the crankcase drilling device can simultaneously drill and deburr, and has higher efficiency.
Preferably, the driving assembly comprises a first motor, a first gear, a second gear, a third gear, a fourth gear, a first chain and a second chain, wherein the first motor is arranged on the lifting plate, the first gear and the second gear are coaxially fixed on an output shaft of the first motor, the third gear is coaxially fixed on the drill rod, the fourth gear is coaxially fixed on the trimming rod, the first chain is wound on the first gear and the third gear, and the second chain is wound on the second gear and the fourth gear.
Through adopting above-mentioned technical scheme, first motor operation drives first gear and second gear and rotates, and first gear drives the third gear through first chain and rotates, realizes the rotation of drilling rod, and the second gear drives the fourth gear through the second chain and rotates, realizes the rotation of trimming pole, has realized the synchronous rotation of drilling rod and trimming pole promptly.
Preferably, the lifting assembly comprises a second motor and a screw rod sliding table, the second motor is arranged in the machine body, the screw rod sliding table is arranged in the machine body along the vertical direction, and the second motor drives the screw rod of the screw rod sliding table to rotate; the lifting plate is provided with a connecting plate, and the connecting plate is connected with a sliding table of the screw rod sliding table.
Through adopting above-mentioned technical scheme, operation second motor, drive lead screw rotates, and the slip table is lifting movement on the lead screw, drives the connecting plate and goes up and down, realizes the lift of lifter plate, can realize the drilling action of drilling rod and the burring operation of deburring pole.
Preferably, the middle part of the drill rod is penetrated and provided with a liquid through hole, the length direction of the liquid through hole is consistent with that of the drill rod, the upper end of the liquid through hole of the drill rod is connected with a liquid through pipe through a rotary joint, and the other end of the liquid through pipe is communicated with cooling liquid.
By adopting the technical scheme, when the drill rod performs drilling operation, cooling liquid can enter the liquid through hole through the liquid through pipe and is sprayed out from the lower end of the drill rod, and when the cooling liquid passes through the drill rod, the drill rod can be cooled; after the cooling liquid is sprayed out from the lower end, the scraps generated during drilling can be removed; the cleaning conditions are that when the hole is not drilled through, the cooling liquid is sprayed upwards after being sprayed out, scraps wound on the drill rod are cleaned, and when the hole is drilled through, the cooling liquid is sprayed downwards, and scraps in the hole are cleaned.
Preferably, a cooling pipe is arranged on the lower side of the trimming rod of the machine body, and one end of the cooling pipe is communicated with cooling liquid; when the trimming rod descends to perform deburring operation, the liquid outlet of the cooling pipe faces the trimming rod, and an opening and closing assembly for controlling the liquid outlet of the cooling pipe to open and close is arranged in the cooling pipe.
Through adopting above-mentioned technical scheme, when carrying out the burring operation, utilize the cooling tube to spray the coolant liquid on to the trimming pole, can cool off the trimming pole, and the coolant liquid can make burr cooling embrittlement, is convenient for get rid of, helps improving the burring effect promptly, utilizes the switching subassembly steerable cooling tube to open and shut, just can spout the coolant liquid when the burring, reduces the waste of coolant liquid.
Preferably, the cooling pipe consists of a liquid outlet pipe and a corrugated telescopic pipe, the corrugated telescopic pipe is communicated with the liquid outlet pipe through a rotary joint, one end, far away from the liquid outlet pipe, of the corrugated telescopic pipe is communicated with cooling liquid, a flaring part is formed on the periphery of the liquid outlet pipe, and the flaring part is communicated with the liquid outlet pipe; the opening and closing assembly comprises two opening and closing plates, the two opening and closing plates are arranged in the flaring part in a lifting manner, return springs are arranged on one sides of the flaring parts, which are far away from the two opening and closing plates, the two return springs correspond to the two opening and closing plates one by one, and the return springs are connected with the corresponding opening and closing plates; under the action of the two return springs, the two opening and closing plates are abutted and blocked the liquid outlet pipe; the lifting plate is provided with an intermittent assembly for driving the liquid outlet pipe to rotate, when the intermittent assembly drives the liquid outlet pipe to rotate, the two opening plates move along the direction away from each other under the action of centrifugal force, the liquid outlet pipe is opened, and cooling liquid flows out of the liquid outlet pipe.
By adopting the technical scheme, when the liquid outlet pipe is in a static state, under the action of the return spring, the two opening plates are in butt joint to block the liquid outlet pipe, and the liquid outlet pipe can not outwards discharge liquid at the moment; when the intermittent assembly drives the liquid outlet pipe to rotate, under the action of centrifugal force, the two opening plates can move towards the direction away from each other and compress the reset spring, the liquid outlet pipe is opened at the moment, and cooling liquid can be sprayed out from the liquid outlet pipe to the trimming rod.
Preferably, a first bevel gear is coaxially fixed on the trimming rod, a first connecting shaft is rotatably connected to the lifting plate along the horizontal direction, a second bevel gear and a first linkage tooth are coaxially fixed on the first connecting shaft, and the first bevel gear is meshed with the second bevel gear; the lower side of the lifting plate is provided with a mounting plate, the mounting plate is rotationally connected with a second connecting shaft, the length direction of the second connecting shaft is consistent with that of the first connecting shaft, a second linkage tooth and a first belt pulley are coaxially fixed on the second connecting shaft, and the second linkage tooth is meshed with the first linkage tooth; the intermittent assembly comprises a sliding block, a second belt pulley and a linkage wheel, wherein the sliding block is positioned at the lower side of a second linkage tooth, the sliding block is arranged on a mounting plate in a lifting manner, a third connecting shaft is rotationally connected to the sliding block, the length direction of the third connecting shaft is consistent with that of the first connecting shaft, the second belt pulley and the linkage wheel are coaxially fixed on the third connecting shaft, the second belt pulley is positioned below the first belt pulley, a linkage opening is formed in the linkage wheel, a square pipe part is formed in a liquid outlet pipe, and the liquid outlet pipe is positioned below the linkage wheel; the mounting plate is provided with a limiting plate on the upper side of the sliding block, a compression spring is arranged on the lower side of the limiting plate and connected with the sliding block, and an abutting block is arranged below the sliding block; the lifting plate descends, the linkage opening of the linkage wheel is spliced with the square pipe part, the square pipe part is positioned at the rotation axis of the linkage wheel, the sliding block is abutted with the abutting block, the sliding block slides upwards on the mounting plate, the first belt pulley is abutted with the second belt pulley, the second belt pulley rotates, the linkage wheel is driven to rotate, and then the liquid outlet pipe is driven to rotate.
Through adopting above-mentioned technical scheme, when carrying out the burring operation, the lifter plate descends, namely the mounting panel descends, and this in-process links the square pipe portion grafting of opening and drain pipe, and square pipe can rotate with the linkage wheel is coaxial this moment, and when sliding block and butt piece butt, the sliding block can compress compression spring to upwards slide on the mounting panel, sliding block drives second belt pulley and first belt pulley butt; the trimming rod is in a rotating state, the first linkage teeth are driven to rotate under the action of the first bevel gear and the second bevel gear, the first linkage teeth drive the first belt pulley to rotate through the second linkage teeth, namely synchronous rotation of the second belt pulley is realized, and the linkage wheel and the second belt pulley are coaxially fixed on the third connecting shaft, namely the linkage wheel rotates to drive the liquid outlet pipe to rotate, and in the rotating process of the liquid outlet pipe, the liquid outlet pipe is opened by the centrifugal force of the two opening plates, and cooling liquid is sprayed out; after the deburring operation is finished, the lifting plate ascends, the second belt pulley is separated from the first belt pulley, the two opening plates are abutted under the action of the reset spring, the liquid outlet pipe is plugged, namely, cooling liquid can be sprayed only when the deburring operation is finished, and in other times, the liquid outlet pipe can not spray the cooling liquid, so that the waste of the cooling liquid is reduced.
Preferably, the two sides of the linkage wheel, which are positioned at the linkage opening, are provided with balancing weights, and the linkage opening of the linkage wheel is vertically downward in a free state.
By adopting the technical scheme, the balancing weights are arranged on the two sides of the linkage opening of the linkage wheel, and the linkage opening of the linkage wheel is in an oriented state under the action of the balancing weights, so that the linkage opening of the linkage wheel can be smoothly spliced with the liquid outlet pipe in the descending process; when the lifter plate drives the mounting plate to rise, the second belt pulley can be separated from the first belt pulley firstly, the compression spring can be stretched preferentially at the moment, the linkage wheel can rotate to the position with the downward linkage opening under the action of the counterweight in the process, the lifter plate continues to drive the mounting plate to rise, and the linkage wheel can be separated from the liquid outlet pipe smoothly at the moment.
Preferably, the middle part of the third connecting shaft is provided with a pipe passing hole in a penetrating way, and the corrugated telescopic pipe penetrates through the pipe passing hole and extends out from one side, far away from the second belt pulley, of the mounting plate.
Through adopting above-mentioned technical scheme, ripple flexible pipe is worn out from the tube hole of passing of second connecting axle, can guarantee at the interlock wheel in-process of rotating, and ripple flexible pipe can not produce the interference to the interlock wheel, guarantees the normal rotation of interlock wheel.
In summary, the present application includes at least one of the following beneficial technical effects:
1. The tooling plate is conveyed on the conveying plate, the tooling plate drives the crank case to move to the lower side of the drill rod and stops, the lifting plate drives the drill rod to descend for drill rod operation, then the tooling plate continues to move forwards to the lower side of the trimming rod, meanwhile, the later tooling plate drives the crank case to move to the lower side of the drill rod, the lifting plate descends, and drilling and deburring operations are simultaneously carried out, so that automatic drilling and deburring operations are realized, and the efficiency is higher;
2. When the drill rod drills, cooling liquid enters the liquid through pipe and is sprayed out from the lower end of the liquid through hole, when the hole is not drilled, the cooling liquid is sprayed into the hole and reflected and sprayed upwards, so that scraps wound on the drill rod can be removed, and when the drill is drilled, the cooling liquid is sprayed downwards, so that scraps in the hole can be removed;
3. When the lifting plate descends, the linkage gap is in plug-in fit with the square pipe part of the liquid outlet pipe, the lifting plate continuously descends, the sliding block is in butt joint with the butt block, the sliding block can compress the compression spring at the moment and upwards slides on the mounting plate until the second belt pulley linkage tooth is in butt joint with the first belt pulley, the second belt pulley drives the linkage wheel to rotate at the moment, the linkage wheel drives the liquid outlet pipe to rotate, in the liquid outlet pipe rotating process, under the action of centrifugal force, the two opening and closing plates are opened, liquid outlet action can be achieved, otherwise, when the lifting plate ascends, the second belt pulley and the first belt pulley are separated firstly, then in the resetting process of the compression spring, the linkage wheel rotates to a state with the linkage gap facing downwards due to the balance weight, then the linkage wheel ascends along with the lifting plate, and can be separated with the liquid outlet pipe, and the opening and closing plate in the liquid outlet pipe is closed under the action of the reset spring.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;
FIG. 2 is a schematic view of a part of the structure of an embodiment of the present application, mainly showing the structure of a driving assembly;
FIG. 3 is a cross-sectional view of a drill rod in an embodiment of the present application, mainly showing the structure of a liquid through hole;
FIG. 4 is a schematic view of a portion of a structure of an embodiment of the present application;
FIG. 5 is a cross-sectional view of a portion of the structure of an embodiment of the present application, mainly embodying the structure of an opening and closing assembly;
FIG. 6 is a schematic view of a portion of a structure of an embodiment of the present application, mainly embodying the structure of an intermittent assembly;
fig. 7 is a schematic view of a part of the structure of an embodiment of the present application, which mainly shows the structure of a via hole.
Reference numerals: 1. a body; 2. a conveying plate; 21. a tooling plate; 22. an abutment block; 3. a lifting plate; 31. a connecting plate; 4. a lifting assembly; 41. a second motor; 42. a screw rod sliding table; 5. a drill rod; 51. a liquid through hole; 52. a liquid pipe; 6. trimming the edge rod; 61. a first bevel gear; 7. a drive assembly; 71. a first motor; 72. a first gear; 73. a second gear; 74. a third gear; 75. a fourth gear; 76. a first chain; 77. a second chain; 8. a cooling tube; 81. a liquid outlet pipe; 811. a flared portion; 812. square tube part; 82. corrugated telescopic pipe; 9. an intermittent assembly; 91. a sliding block; 92. a second pulley; 93. a linkage wheel; 931. linkage opening; 932. balancing weight; 10. an opening and closing assembly; 101. an opening plate; 20. a return spring; 30. a first connecting shaft; 301. a second bevel gear; 302. a first linkage tooth; 40. a mounting plate; 401. a slip groove; 402. a limiting plate; 403. a compression spring; 50. a second connecting shaft; 501. a second linkage tooth; 502. a first pulley; 60. a third connecting shaft; 601. and (5) passing through the pipe holes.
Detailed Description
The application is described in further detail below with reference to fig. 1-7.
The embodiment of the application discloses a crankcase drilling device.
Referring to fig. 1, the crankcase drilling device comprises a machine body 1 and a conveying plate 2, wherein a plurality of tooling plates 21 are conveyed on the conveying plate 2, the conveying plate 2 is communicated with an upper process and a lower process, the conveying plate 2 is provided with a conventional chain sprocket structure, the tooling plates 21 are fixed on a chain, two sides of the conveying plate 2 can play a supporting role on the tooling plates 21, the tooling plates 21 are used for fixing a crankcase, and the tooling plates 21 are used for fixing the crankcase by adopting a conventional three-jaw chuck, so that excessive description is omitted; lifting plate 3 is arranged on machine body 1 in a lifting manner, lifting assembly 4 for driving lifting plate 3 to lift is arranged on machine body 1, drill rod 5 is connected to lifting plate 3 through bearing rotation, trimming rod 6 is connected to lifting plate 3 through bearing rotation, distribution of trimming rod 6 and drill rod 5 is consistent with conveying direction of conveying plate 2, lower end of trimming rod 6 is a grinding head, and driving assembly 7 for driving drill rod 5 and trimming rod 6 to rotate synchronously is arranged on machine body 1.
The tooling plate 21 slides on the conveying plate 2 and is conveyed, the crank case is fixed on the tooling plate 21, when the crank case moves to the lower side of the drill rod 5, the lifting plate 3 descends, the drill rod 5 drills the crank case, the crank case after drilling continues to move to the lower side of the trimming rod 6, meanwhile, the latter crank case can move to the lower side of the drill rod 5, the lifting plate 3 descends, automatic drilling and deburring operation can be realized, efficiency is improved, manual deburring operation is not needed, and manual labor intensity is greatly reduced.
Referring to fig. 1 and 2, the driving assembly 7 includes a first motor 71, a first gear 72, a second gear 73, a third gear 74, a fourth gear 75, a first chain 76 and a second chain 77, the first motor 71 is fixedly mounted on the lifting plate 3, an output shaft of the first motor 71 is vertically downward, the first gear 72 and the second gear 73 are coaxially fixed on the output shaft of the first motor 71, the upper sides of the drill rod 5 and the trimming rod 6 are coaxially penetrated through the lifting plate 3, the third gear 74 is coaxially fixed on the upper side of the drill rod 5, the fourth gear 75 is coaxially fixed on the upper side of the trimming rod 6, the first chain 76 is wound on the first gear 72 and the third gear 74, and the second chain 77 is wound on the second gear 73 and the fourth gear 75. The first motor 71 is operated, the first gear 72 and the second gear 73 rotate along with the first motor, the first gear 72 drives the third gear 74 to rotate through the first chain 76, namely, the rotation of the drill rod 5 is realized, and the second gear 73 drives the fourth gear 75 to rotate through the second chain 77, so that the rotation of the trimming rod 6 is realized.
The lifting assembly 4 comprises a second motor 41 and a screw rod sliding table 42, the screw rod sliding table 42 is installed in the machine body 1 along the vertical direction, the second motor 41 is installed in the machine body 1, an output shaft of the second motor 41 is vertically downward, and the output shaft of the second motor 41 is fixedly connected with a screw rod of the screw rod sliding table 42. The lifting plate 3 is integrally formed with a connecting plate 31, the connecting plate 31 is vertical, and the connecting plate 31 is fixedly connected with a sliding table of the screw rod sliding table 42. The second motor 41 operates to drive the screw rod to rotate, the sliding table moves up and down on the screw rod, and the connecting plate 31 moves along with the screw rod, namely, the lifting plate 3 is lifted up and down.
Referring to fig. 2 and 3, a liquid through hole 51 is formed in the middle of the drill rod 5, the length direction of the liquid through hole 51 is identical to the length direction of the drill rod 5, the upper end of the liquid through hole 51 of the drill rod 5 is communicated with a liquid through pipe 52 through a rotary joint, and the other end of the liquid through pipe 52 is communicated with cooling liquid.
When drilling operation is performed, cooling liquid enters the liquid through hole 51 through the liquid through pipe 52 and is sprayed out from the lower end of the drill rod 5, and when the cooling liquid passes through the drill rod 5, the drill rod 5 can be cooled; after the cooling liquid is sprayed out from the lower end, the scraps generated during drilling can be removed; the cleaning conditions are that when the hole is not drilled through, the cooling liquid is sprayed upwards and reflected and sprayed out, the scraps wound on the drill rod 5 are cleaned, and when the hole is drilled through, the cooling liquid is sprayed downwards, and the scraps in the hole are cleaned.
Referring to fig. 1 and 4, a cooling pipe 8 is arranged at the lower side of a trimming rod 6 of a machine body 1, the cooling pipe 8 consists of a liquid outlet pipe 81 and a corrugated expansion pipe 82, the liquid outlet pipe 81 is rotatably connected to the rim of a conveying plate 2 through a bearing seat, and an intermittent assembly 9 for driving the liquid outlet pipe 81 to rotate is arranged on a lifting plate 3; one end of the liquid outlet pipe 81 faces the deburring rod 6 in a deburring state, and the other end of the liquid outlet pipe 81 and the bellows 82 are connected by a rotary joint. An opening and closing assembly 10 for controlling the opening and closing of the liquid outlet pipe 81 is arranged in the liquid outlet pipe 81.
Referring to fig. 4 and 5, a flared portion 811 is formed on the peripheral side of the liquid outlet pipe 81, the flared portion 811 is widened toward the peripheral side of the pipe diameter of the liquid outlet pipe 81, the flared portion 811 is communicated with the inside of the liquid outlet pipe 81, the opening and closing assembly 10 comprises two opening and closing plates 101, the two opening and closing plates 101 are located in the flared portion 811, the two opening and closing plates 101 are lifted in the flared portion 811, return springs 20 are mounted on the side, away from the two opening and closing plates 101, of the flared portion 811, the two return springs 20 are in one-to-one correspondence with the two opening and closing plates 101, and the end portions of the return springs 20 are connected with the corresponding opening and closing plates 101. Under the action of the return spring 20, the two opening plates 101 are abutted to each other to block the liquid outlet pipe 81, and at the moment, the cooling liquid cannot flow out from the liquid outlet; when the intermittent assembly 9 drives the liquid outlet pipe 81 to rotate, under the action of centrifugal force, the opening and closing plates 101 compress the reset spring 20, and at the moment, the two opening and closing plates 101 are opened to realize the opening of the liquid outlet pipe 81, and cooling liquid can be sprayed from the liquid outlet pipe 81 to the trimming rod 6.
A first bevel gear 61 is coaxially fixed on the trimming rod 6, a first connecting shaft 30 is rotatably connected to the lifting plate 3 through a bearing seat, the first connecting shaft 30 rotates along the horizontal direction, a second bevel gear 301 and a first linkage tooth 302 are coaxially fixed on the first connecting shaft 30, and the second bevel gear 301 is meshed with the first bevel gear 61; the mounting plate 40 is fixedly connected to the lower side of the lifting plate 3, the second connecting shaft 50 is rotatably connected to the mounting plate 40, the length direction of the second connecting shaft 50 is consistent with the length direction of the first connecting shaft 30, the second connecting shaft 50 is coaxially fixed with the second linkage teeth 501 and the first belt pulley 502, and the first linkage teeth 302 are meshed with the second linkage teeth 501. When the trimming lever 6 rotates, the first bevel gear 61 drives the second bevel gear 301 to rotate, the first linkage gear 302 rotates, and the rotation of the first belt pulley 502 is realized through the second linkage gear 501.
Referring to fig. 4 and 6, the intermittent assembly 9 includes a sliding block 91, a second pulley 92 and a coupling wheel 93, a sliding groove 401 is formed in the mounting plate 40 along the vertical direction, the sliding block 91 is slidably connected in the sliding groove 401, the sliding block 91 is located below the second coupling tooth 501, a limiting plate 402 is mounted above the sliding block 91 on the mounting plate 40, a compression spring 403 is mounted below the limiting plate 402, the lower end of the compression spring 403 is connected with the sliding block 91, the length direction of the compression spring 403 is consistent with the sliding direction of the sliding block 91, an abutting block 22 is mounted on the conveying plate 2, the abutting block 22 is located below the sliding block 91, and when the lifting plate 3 drives the mounting plate 40 to descend, the sliding block 91 abuts against the abutting block 22.
The sliding block 91 is rotatably connected with a third connecting shaft 60 through a bearing, the length direction of the third connecting shaft 60 is parallel to the length direction of the second connecting shaft 50, a second belt pulley 92 and a linkage wheel 93 are coaxially fixed on the second connecting shaft 50, and the second belt pulley 92 is positioned below the first belt pulley 502; the linkage wheel 93 is provided with a linkage opening 931, and the two sides of the linkage wheel 93 positioned at the linkage opening 931 are welded with a balancing weight 932, namely, when no external force is applied, the linkage opening 931 of the linkage wheel 93 is vertically arranged downwards. The square pipe portion 812 is formed on the liquid outlet pipe 81, when the lifting plate 3 drives the mounting plate 40 to descend, the linkage gap 931 is gradually in plug-in fit with the square pipe portion 812 of the liquid outlet pipe 81, and the square pipe portion 812 is located at the rotation axis of the linkage wheel 93.
When the deburring operation is carried out, the lifting plate 3 descends, the mounting plate 40 descends along with the lifting plate, the linkage notch 931 of the linkage wheel 93 is spliced with the square pipe portion 812 of the liquid outlet pipe 81, the sliding block 91 is abutted with the abutting block 22, the lifting plate 3 descends continuously, the sliding block 91 compresses the compression spring 403, the first belt pulley 502 and the second belt pulley 92 are abutted and synchronously rotated, the second belt pulley 92 rotates the linkage wheel 93 through the third connecting shaft 60, the linkage wheel 93 drives the liquid outlet pipe 81 to rotate, the opening of the two opening plates 101 can be achieved, and then the cooling liquid is sprayed on the deburring rod 6. After the deburring operation is finished, the lifting plate 3 rises, the compression spring 403 is gradually stretched, the sliding block 91 is continuously abutted against the abutting block 22, the first belt pulley 502 and the second belt pulley 92 are separated in the process, the linkage wheel 93 rotates under the action of the counterweight until the linkage gap 931 is vertically downward, and then the mounting plate 40 drives the sliding block 91 to rise, namely the linkage wheel 93 is separated from the liquid outlet pipe 81.
Referring to fig. 4 and 7, since bellows 82 and liquid outlet pipe 81 are connected, when liquid outlet pipe 81 rotates along with coupling wheel 93, bellows 82 and coupling wheel 93 are prevented from interfering, tube passing hole 601 is formed in the middle of third connecting shaft 60, bellows 82 passes through tube passing hole 601 and extends out from a side of mounting plate 40 away from second pulley 92 through sliding groove 401, bellows 82 expands and contracts during lifting operation, and bellows 82 fully contracts and contracts into tube passing hole 601 when coupling wheel 93 and liquid outlet pipe 81 are connected.
The implementation principle of the crankcase drilling device provided by the embodiment of the application is as follows: the tooling plate 21 is conveyed on the conveying plate 2, when the tooling plate 21 drives the crank case to move to the lower parts of the drill rod 5 and the trimming rod 6, the lifting plate 3 descends, and the drill rod 5 and the trimming rod 6 are contacted with the crank case, so that automatic drilling and deburring operations can be realized. In the process, the cooling liquid enters the liquid through hole 51 through the liquid through pipe 52 and is sprayed out from the lower end of the liquid through hole 51, when the hole is not drilled, the cooling liquid is sprayed into the hole and reflected and sprayed upwards, so that scraps wound on the drill rod 5 can be removed, and when the hole is drilled, the cooling liquid is sprayed downwards, so that scraps in the hole can be removed; in addition, when the lifting plate 3 descends, the linkage notch 931 is in plug-in fit with the square pipe portion 812 of the liquid outlet pipe 81, the lifting plate 3 continues to descend, the sliding block 91 is abutted against the abutting block 22, at the moment, the sliding block 91 compresses the compression spring 403 and slides upwards on the mounting plate 40 until the second belt pulley 92 is in linkage tooth abutment with the first belt pulley 502, at the moment, the second belt pulley 92 drives the linkage wheel 93 to rotate, the linkage wheel 93 drives the liquid outlet pipe 81 to rotate, and in the rotation process of the liquid outlet pipe 81, under the action of centrifugal force, the two opening plates 101 are opened, liquid outlet action can be realized, and the trimming rod 6 is cooled; conversely, when the lifting plate 3 is lifted, the second belt pulley 92 and the first belt pulley 502 are separated first, then in the process of resetting the compression spring 403, the linkage wheel 93 rotates to a state that the linkage opening 931 is downward due to the balance weight, and then the linkage wheel 93 is lifted along with the lifting plate 3, so that the linkage wheel 93 can be separated from the liquid outlet pipe 81, and the opening plate 101 in the liquid outlet pipe 81 is closed under the action of the reset spring 20.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (9)
1. The utility model provides a crankcase drilling equipment, includes organism (1) and is used for fixed crankcase frock board (21), organism (1) goes up and down to be provided with drilling rod (5), its characterized in that: be provided with delivery board (2) along the horizontal direction in organism (1), it is connected with a plurality of to slide on delivery board (2) frock board (21), the lift is provided with lifter plate (3) on organism (1), drilling rod (5) rotate and connect on lifter plate (3), still rotate on lifter plate (3) and be connected with deburring pole (6), be provided with drive drilling rod (5) and deburring pole (6) pivoted drive assembly (7) on lifter plate (3), be provided with on organism (1) drive lifter plate (3) lift's lifting assembly (4).
2. A crankcase boring device according to claim 1, wherein: the driving assembly (7) comprises a first motor (71), a first gear (72), a second gear (73), a third gear (74), a fourth gear (75), a first chain (76) and a second chain (77), wherein the first motor (71) is arranged on the lifting plate (3), the first gear (72) and the second gear (73) are coaxially fixed on an output shaft of the first motor (71), the third gear (74) is coaxially fixed on the drill rod (5), the fourth gear (75) is coaxially fixed on the trimming rod (6), the first chain (76) is wound on the first gear (72) and the third gear (74), and the second chain (77) is wound on the second gear (73) and the fourth gear (75).
3. A crankcase boring device according to claim 1, wherein: the lifting assembly (4) comprises a second motor (41) and a screw rod sliding table (42), the second motor (41) is arranged in the machine body (1), the screw rod sliding table (42) is arranged in the machine body (1) along the vertical direction, and the second motor (41) drives a screw rod of the screw rod sliding table (42) to rotate; the lifting plate (3) is provided with a connecting plate (31), and the connecting plate (31) is connected with a sliding table of the screw rod sliding table (42).
4. A crankcase boring device according to claim 1, wherein: the middle part of drilling rod (5) runs through and has seted up logical liquid hole (51), the length direction in logical liquid hole (51) is unanimous with the length direction of drilling rod (5), the upper end in drilling rod (5) logical liquid hole (51) is connected with logical liquid pipe (52) through rotary joint, the other end and the coolant liquid intercommunication of logical liquid pipe (52).
5. A crankcase boring device according to claim 1, wherein: the machine body (1) is provided with a cooling pipe (8) at the lower side of the trimming rod (6), and one end of the cooling pipe (8) is communicated with cooling liquid; when the trimming rod (6) descends to perform deburring operation, a liquid outlet of the cooling pipe (8) faces the trimming rod (6), and an opening and closing assembly (10) for controlling the liquid outlet of the cooling pipe (8) to open and close is arranged in the cooling pipe (8).
6. The crankcase boring device according to claim 5, wherein: the cooling pipe (8) consists of a liquid outlet pipe (81) and a corrugated telescopic pipe (82), the corrugated telescopic pipe (82) is communicated with the liquid outlet pipe (81) through a rotary joint, one end, far away from the liquid outlet pipe (81), of the corrugated telescopic pipe (82) is communicated with cooling liquid, a flaring part (811) is formed on the periphery of the liquid outlet pipe (81), and the flaring part (811) is communicated with the liquid outlet pipe (81); the opening and closing assembly (10) comprises two opening and closing plates (101), the two opening and closing plates (101) are arranged in the flaring part (811) in a lifting mode, return springs (20) are arranged on one sides, away from the two opening and closing plates (101), of the flaring part (811), the two return springs (20) correspond to the two opening and closing plates (101) one by one, and the return springs (20) are connected with the corresponding opening and closing plates (101); under the action of the two return springs (20), the two opening and closing plates (101) are abutted and close the liquid outlet pipe (81); be provided with on lifter plate (3) drive drain pipe (81) pivoted intermittent type subassembly (9), work as intermittent type subassembly (9) drive drain pipe (81) rotate, under the effect of centrifugal force, two opening plates (101) are along the direction of keeping away from each other, and drain pipe (81) are opened, and the coolant liquid flows in from drain pipe (81).
7. The crankcase boring device according to claim 6, wherein: a first bevel gear (61) is coaxially fixed on the trimming rod (6), a first connecting shaft (30) is rotatably connected to the lifting plate (3) along the horizontal direction, a second bevel gear (301) and a first linkage tooth (302) are coaxially fixed on the first connecting shaft (30), and the first bevel gear (61) is meshed with the second bevel gear (301); the lifting device is characterized in that a mounting plate (40) is arranged on the lower side of the lifting plate (3), a second connecting shaft (50) is rotatably connected to the mounting plate (40), the length direction of the second connecting shaft (50) is consistent with that of the first connecting shaft (30), a second linkage tooth (501) and a first belt pulley (502) are coaxially fixed on the second connecting shaft (50), and the second linkage tooth (501) is meshed with the first linkage tooth (302); intermittent type subassembly (9) are including sliding block (91), second belt pulley (92) and linkage wheel (93), sliding block (91) are located the downside of second linkage tooth (501), just sliding block (91) goes up and down to set up on mounting panel (40), it is connected with third connecting axle (60) to rotate on sliding block (91), the length direction of third connecting axle (60) is unanimous with first connecting axle (30), second belt pulley (92) and linkage wheel (93) all coaxial fastening are on third connecting axle (60), second belt pulley (92) are located the below of first belt pulley (502), link opening (931) have been seted up on linkage wheel (93), be formed with square pipe portion (812) on drain pipe (81), drain pipe (81) are located the below of linkage wheel (93). The mounting plate (40) is arranged on the upper side of the sliding block (91) and is provided with a limiting plate (402), the lower side of the limiting plate (402) is provided with a compression spring (403), the compression spring (403) is connected with the sliding block (91), and the machine body (1) is arranged below the sliding block (91) and is provided with an abutting block (22); lifting plate (3) descends, linkage opening (931) and square pipe portion (812) of linkage wheel (93) are pegged graft, and square pipe portion (812) are located the axis of rotation department of linkage wheel (93), slider (91) and butt piece (22) butt, slider (91) upwards slide on mounting panel (40), first belt pulley (502) and second belt pulley (92) butt, and second belt pulley (92) rotate, drive linkage wheel (93) and rotate, and then drive drain pipe (81) rotation.
8. The crankcase boring device according to claim 7, wherein: and the two sides of the linkage wheel (93) positioned at the linkage opening (931) are respectively provided with a balancing weight (932), and in a free state, the linkage opening (931) of the linkage wheel (93) is vertically downward.
9. The crankcase boring device according to claim 7, wherein: the middle part of the third connecting shaft (60) is provided with a pipe passing hole (601) in a penetrating mode, and the corrugated expansion pipe (82) penetrates through the pipe passing hole (601) and extends out from one side, away from the second belt pulley (92), of the mounting plate (40).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410313777.7A CN117961548B (en) | 2024-03-19 | Crankcase drilling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410313777.7A CN117961548B (en) | 2024-03-19 | Crankcase drilling device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117961548A true CN117961548A (en) | 2024-05-03 |
| CN117961548B CN117961548B (en) | 2024-07-16 |
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