CN108787593B - Crankshaft cleaning and drying device and method for diesel engine - Google Patents
Crankshaft cleaning and drying device and method for diesel engine Download PDFInfo
- Publication number
- CN108787593B CN108787593B CN201810988094.6A CN201810988094A CN108787593B CN 108787593 B CN108787593 B CN 108787593B CN 201810988094 A CN201810988094 A CN 201810988094A CN 108787593 B CN108787593 B CN 108787593B
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- crankshaft
- cleaning
- clamping
- cavity
- shell
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/044—Cleaning involving contact with liquid using agitated containers in which the liquid and articles or material are placed
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/10—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration
- B08B3/14—Removing waste, e.g. labels, from cleaning liquid; Regenerating cleaning liquids
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B23/00—Heating arrangements
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Cleaning By Liquid Or Steam (AREA)
- Cleaning In General (AREA)
Abstract
The invention discloses a device and a method for cleaning and drying a crankshaft for a diesel engine, wherein the device comprises a shell, a cleaning device capable of rotating circumferentially, a clamping device capable of clamping two ends of the crankshaft and driving the crankshaft to rotate, and a drying device; the shell is of a box type structure with an open top surface, the cleaning device is fixed on the shell and horizontally arranged above the shell, the clamping device is fixed above the shell and horizontally arranged above the shell, and the drying device is higher than the clamping device; the invention has the beneficial effects that: the crankshaft is clamped through the clamping device, the crankshaft is cleaned by the cleaning device, the crankshaft is dried by the drying device, the secondary clamping is not needed, the cleaning and the working are completed at one time, the working procedure and the time are saved, the working automation degree is high, and the operation is simple.
Description
Technical Field
The invention relates to a crankshaft device for a diesel engine, in particular to a crankshaft cleaning and drying device for the diesel engine.
Background
After long-time work, the surface of the crankshaft is stained with dust, greasy dirt and other impurities, the cleaning is not timely carried out, the abrasion of the crankshaft can be accelerated, the service life of the crankshaft is shortened, the working efficiency is reduced, the main journal and the connecting rod journal of the crankshaft are mostly cleaned by the existing crankshaft cleaning equipment, the crank arm cannot be cleaned, the greasy dirt and dust on the crank arm can form secondary pollution to the crankshaft and a diesel engine when the crankshaft is put into use again, the existing crankshaft cleaning equipment basically adopts independent design of washing and erasing, the equipment is overlarge in volume, the occupied space is large, the movement is inconvenient, the sewage after the crankshaft is cleaned is directly discharged, and the waste of water resources is caused.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a device and a method for cleaning and drying a crank shaft for a diesel engine, which solve the problems that the crank shaft arm cannot be cleaned and the equipment volume is too large in the prior art.
The invention solves the technical problems through the following technical scheme: the invention discloses a crankshaft cleaning device for a diesel engine, which comprises a shell containing cleaning liquid, a cleaning device capable of rotating circumferentially, a clamping device capable of clamping two ends of a crankshaft and driving the crankshaft to rotate, and a drying device; the shell is of a box type structure with an open top surface, the cleaning device is fixed on the shell and horizontally arranged above the shell, the clamping device is fixed above the shell and horizontally arranged above the shell, and the drying device is higher than the clamping device;
the cleaning device comprises a roller with a penetrating center and a first driving mechanism for driving the roller to rotate, the first driving mechanism is arranged on one side of the shell, a spray head and a cleaning piece are arranged on the surface of the roller, and the distance between the axis of the cleaning device and the axis of the clamping device is equal to or smaller than the distance between the axis of the crankshaft and the axis of the cleaning device;
the shell is internally provided with at least two cavities, including a first cavity and a second cavity which are internally provided with cleaning liquid, a filter plate capable of filtering the cleaning liquid is arranged between the first cavity and the second cavity, the first cavity is arranged below the clamping device, a plurality of through holes for the cleaning liquid to flow back are arranged above the first cavity, the second cavity is arranged on one side of the first cavity, a water pump is arranged in the second cavity, and a water pump pipeline is connected with a roller of the cleaning device;
the clamping device comprises a first clamping part capable of adjusting the distance and a second clamping part capable of clamping a crankshaft to be machined, wherein the first clamping part and the second clamping part are oppositely arranged, and the axes of the first clamping part and the second clamping part are coincident;
the two ends of the drying device are fixed on the supporting device, and the drying device comprises a bracket and a heating device, and a second driving mechanism for driving the heating device to horizontally reciprocate; the support is fixed on the shell, the heating device is fixed on the support, and the second driving mechanism is in driving connection with the heating device and is fixed on the support.
Preferably, the device further comprises a third cavity, wherein the third cavity is arranged on the other side of the first cavity, a separation plate is arranged between the third cavity and the first cavity, and the first driving mechanism part is arranged in the third cavity.
Preferably, the first driving mechanism comprises a first motor, a first driving wheel, a first driven wheel and a first synchronous belt; the first motor is arranged in the third cavity, an output shaft of the first motor extends out of the shell and is connected with the first driving wheel, the first driving wheel is connected with the first driven wheel through a first synchronous belt, and the first driven wheel is in driving connection with the roller.
Preferably, the device also comprises a supporting device fixed on the top surface of the shell, wherein the supporting device comprises a first supporting seat, a second supporting seat and a supporting plate; the first supporting seat and the supporting plate are vertically fixed above the second cavity at intervals, the second supporting seat is vertically fixed above the third cavity, two ends of the cleaning device can be respectively and rotatably connected to the second supporting seat and the supporting plate, the first clamping part and the second clamping part of the clamping device are respectively fixed on the top surfaces of the first supporting seat and the second supporting seat, and two ends of the drying device are respectively fixed on the top surfaces of the first supporting seat and the second supporting seat.
Preferably, the cleaning piece is a brush, the brush is uniformly arranged on the outer surface of the roller, the spray head is uniformly arranged on the outer surface of the roller, and the spray head is communicated with the central hole of the roller.
Preferably, the hairbrush is in a spiral structure, the spray heads are arranged in a spiral mode, and the spiral line where the hairbrush is located and the spiral line where the spray heads are located are arranged in a crossing mode at intervals.
Preferably, the first clamping part and the second clamping part are symmetrically arranged, the first clamping part comprises an air cylinder and a first clamping ring, the air cylinder is fixed on the first supporting seat, the telescopic end of the air cylinder is fixedly connected with the first clamping ring, the second clamping part comprises a second motor and a second clamping ring, the second motor is fixed on the second supporting seat, and the output end of the second motor is connected with the second clamping ring.
Preferably, the motor further comprises a support frame which is fixed on the second support seat, and the output end of the second motor passes through the support frame and is connected with the support frame through a bearing; the telescopic end of the air cylinder penetrates through the upper part of the supporting plate and is connected with the supporting plate through a bearing.
Preferably, the bracket comprises a first vertical plate and a second vertical plate which are symmetrically and fixedly arranged on the supporting device and are arranged at intervals, and the second driving mechanism comprises a third motor, a first lead screw, a second driving wheel, a second driven wheel, a second synchronous belt, a first nut, a second nut and a mounting plate; the output end of the third motor penetrates through the second vertical plate and is fixedly connected with the first screw rod, the other end of the first screw rod penetrates through the first vertical plate and is connected with the second driving wheel, the second driving wheel is connected with the second driven wheel through the second synchronous belt, one end of the second screw rod is rotationally connected with the second vertical plate through a bearing, the other end of the second screw rod penetrates through the first vertical plate and is connected with the second driven wheel, the first nut is matched and connected with the first screw rod, the second nut is matched and connected with the second screw rod, the mounting plate is horizontally fixed below the first nut and the second nut, and the heating device is fixed below the connecting plate.
The invention also provides a method for cleaning and drying by adopting the crankshaft cleaning and drying device for the diesel engine, which comprises the following specific steps,
(1) The crankshaft is clamped and driven to rotate, the crankshaft to be cleaned is placed between a first clamping part and a second clamping part of the clamping device, the first clamping part is adjusted to clamp the crankshaft, and the second clamping part is started to rotate the crankshaft to be cleaned;
(2) Cleaning a crankshaft, starting a first driving mechanism, driving a roller to rotate, starting a water pump, enabling cleaning liquid to enter the roller along a pipeline by the water pump, spraying the cleaning liquid by a spray head, and cleaning the crankshaft by using a cleaning piece and the cleaning liquid;
(3) After the crankshaft is dried, stopping the first driving mechanism and the water pump, starting the second driving mechanism, and horizontally reciprocating the heating device to dry the crankshaft;
(4) And taking down the crankshaft, stopping the second driving mechanism after the crankshaft is dried, adjusting the first clamping part to enable the first clamping part not to clamp the crankshaft any more, and then taking down the crankshaft.
Compared with the prior art, the invention has the following advantages:
(1) According to the invention, the crankshaft is clamped by the clamping device, the crankshaft is cleaned by the cleaning device, the crankshaft is dried by the drying device, the secondary clamping is not needed, the cleaning and the working are completed at one time, the working procedures and the time are saved, the working automation degree is high, the operation is simple, the omnibearing cleaning can be carried out, and the cleaning is more thorough;
(2) According to the invention, the cleaning piece and the spray head are arranged on the surface of the rotary drum in the cleaning device, so that the crankshaft can be completely cleaned, and the secondary pollution of oil stains and dust on the crankshaft arm to the interior of the crankshaft and the diesel engine is avoided when the crankshaft is put into use again;
(3) The roller is designed into a hollow structure, water is supplied through hose connection, a water washing and erasing device is not required to be independently designed, the simple and small design is ensured, and the occupied space is saved;
(4) Through seting up the through-hole at casing upper surface, the casing inboard sets up the filter screen, has effectively guaranteed the water and has retrieved and filter the recycle, practices thrift the environmental protection, is worth extensively promoting.
Drawings
FIG. 1 is a schematic diagram of a crankshaft cleaning and drying device for a diesel engine according to an embodiment of the present invention;
FIG. 2 is a schematic view of a structure of a crankshaft cleaning and drying device for a diesel engine according to an embodiment of the present invention;
fig. 3 is a top view of the drying apparatus of fig. 1.
Reference numerals in the drawings: the casing 1, the first cavity 11, the filter plate 111, the through hole 112, the second cavity 12, the water pump 121, the rotary connecting ring 1221, the hose 122, the third cavity 13, the partition plate 113,
The cleaning device 2, the roller 21, the nozzle 211, the cleaning member 212, the first rotating shaft 213, the second rotating shaft 214, the first driving mechanism 22, the first motor 221, the first driving wheel 222, the first driven wheel 223, the first synchronous belt 224,
Clamping device 3, first clamping part 31, cylinder 311, first clamping ring 312, second clamping part 32, second motor 321, second clamping ring 322, supporting frame 33, drying device 4, supporting frame 41, first vertical plate 411, second vertical plate 412, heating device 42, second driving mechanism 43, third motor 431, first lead screw 432, second lead screw 433, second driving wheel 434, second driven wheel 435, second timing belt 436, first nut 437, second nut 438, mounting plate 439,
The support device 5, the first support seat 51, the second support seat 52, the support plate 53 and the crankshaft 6.
Detailed Description
The following describes in detail the examples of the present invention, which are implemented on the premise of the technical solution of the present invention, and detailed embodiments and specific operation procedures are given, but the scope of protection of the present invention is not limited to the following examples.
As shown in fig. 1, the crankshaft cleaning device for a diesel engine of the present embodiment includes a housing 1 containing cleaning liquid, a cleaning device 2 capable of rotating circumferentially, a clamping device 3 capable of clamping two ends of a crankshaft 6 and driving the crankshaft 6 to rotate, and a drying device 4; the shell 1 is of a box type structure with an open top surface, the cleaning device 2 is fixed on the shell 1 and horizontally arranged above the shell 1, the clamping device 3 is fixed above the shell 1 and horizontally arranged above the shell 1, the drying device 4 is higher than the clamping device 3, namely, when in cleaning, the clamping device 3 clamps the crankshaft 6 to rotate, and the cleaning device 2 flushes the crankshaft;
the cleaning device 2 comprises a roller 21 penetrating through the center and a first driving mechanism 22 driving the roller 21 to rotate, the first driving mechanism 22 is arranged on one side of the shell 1, a spray head 211 and a cleaning piece 212 are arranged on the surface of the roller 21, the distance between the axis of the cleaning device 2 and the axis of the clamping device 3 is equal to or smaller than the distance between the axis of the crankshaft 6 and the axis of the cleaning device 2, and the purpose of the arrangement is that the cleaning device 2 can be contacted with the crankshaft 6 when in cleaning, so that the cleaning is not too far and insufficient;
at least two cavities are arranged in the shell 1, the at least two cavities comprise a first cavity 11 and a second cavity 12 which are internally provided with cleaning liquid, a filter plate 111 capable of filtering the cleaning liquid is arranged between the first cavity 11 and the second cavity 12, impurities in the first cavity 11 can be filtered, the first cavity 11 is arranged below the clamping device 3, a plurality of through holes 112 for the cleaning liquid to flow back are arranged above the first cavity 11, and are mainly used for the cleaning liquid to flow back, so that the cleaning liquid can be recycled, the cleaning liquid is water in the embodiment, the second cavity 12 is arranged on one side of the first cavity 11, a water pump 121 is arranged in the second cavity 12, and a water pump 121 is connected with a roller 21 of the cleaning device in a pipeline;
the clamping device 3 comprises a first clamping part 31 capable of adjusting the distance and a second clamping part 32 capable of clamping the crankshaft 6 to be processed, the first clamping part 31 and the second clamping part 32 are oppositely arranged, the axes of the first clamping part 31 and the second clamping part 32 are overlapped, when the crankshaft 6 is clamped, the crankshaft 6 is abutted against the fixedly arranged second clamping part 32, and the first clamping part 31 is adjusted to clamp the crankshaft 6;
the two ends of the drying device 4 are fixed on the shell 1, the drying device 4 comprises a bracket 41 and a heating device 42, and a second driving mechanism 43 for driving the heating device 42 to horizontally reciprocate; the bracket 41 is fixed on the housing 1, the heating device 42 is fixed on the bracket 41, and the second driving mechanism 43 is connected with the heating device 42 in a driving way and is fixed on the bracket 41.
As a further optimization scheme, the shell 1 of the embodiment further comprises a third cavity 13, the third cavity 13 is arranged on the other side of the first cavity 11, a partition plate 113 is arranged between the third cavity 13 and the first cavity 11, and the first driving mechanism 22 is partially arranged in the third cavity 13;
the first driving mechanism 22 comprises a first motor 221, a first driving wheel 222, a first driven wheel 223 and a first synchronous belt 224; the first motor 221 is disposed in the third cavity 13, and an output shaft thereof extends out of the housing 1 and is connected to the first driving pulley 222, the first driving pulley 222 is connected to the first driven pulley 223 through the first timing belt 224, and the first driven pulley 223 drives the connecting roller 21.
In summary, as shown in fig. 2, and in combination with fig. 1, the inner side of the housing 1 is provided with a first cavity 11, a second cavity 12, and a third cavity 13; the first cavity 11 is positioned in the middle of the inner side of the shell 1, cleaning liquid is filled in the first cavity 11, a first motor 221 is arranged in the third cavity 13, the first motor 221 is fixedly arranged at the inner wall of the upper side of the shell 1, one end of an output shaft of the first motor 221 penetrates through the right wall of the shell 1 and extends to the outer side of the shell 1, and is fixedly connected with a first driving wheel 222, the first driving wheel 222 is connected with a first driven wheel 223 through a first synchronous belt 224, the first driven wheel 223 is arranged on the right side of a second supporting seat 52 in the supporting device 5, a separation plate 113 is arranged on the left side of the third cavity 13, and the separation plate 113 and the shell 1 are integrally arranged; the first cavity 11 is arranged at the left side of the partition plate 113, the right side of the second cavity 12 is provided with a filter plate 111, and the upper, lower, front and rear end surfaces of the filter plate 111 are respectively and fixedly connected at the upper, lower, front and rear inner walls of the shell 1; the left side of the filter plate 111 is provided with a second cavity 12, a water pump 121 is arranged in the second cavity 12, the water pump 121 is arranged at the inner wall of the lower side of the shell 1, a hose 122 is fixedly connected to the left side of the water pump 121, and one end of the hose 122 is connected with the cleaning device 3;
as an optimization scheme of the embodiment, the device also comprises a supporting device 5 fixed on the top surface of the shell 1, wherein the supporting device 5 comprises a first supporting seat 51, a second supporting seat 52 and a supporting plate 53; the first supporting seat 51 and the supporting plate 53 are vertically fixed above the second cavity 12 at intervals, the second supporting seat 52 is vertically fixed above the third cavity 13, two ends of the cleaning device 2 are respectively rotatably connected to the second supporting seat 52 and the supporting plate 53, the first clamping part 31 and the second clamping part 32 of the clamping device 3 are respectively fixed on the top surfaces of the first supporting seat 51 and the second supporting seat 52, and two ends of the drying device 4 are respectively fixed on the top surfaces of the first supporting seat 51 and the second supporting seat 52.
The first supporting seat 51 and the third supporting seat 52 are box type structures formed by splicing plates;
the left side fixedly connected with first pivot 213 of cylinder 21, the right-hand member of first pivot 213 passes through the bearing and rotates in backup pad 53, the left end of first pivot 213 runs through first supporting seat 51 and rotates and be connected with swivelling joint ring 1221, swivelling joint ring 1221's one end is connected with hose 122, the right-hand member fixedly connected with second pivot 214 of cylinder 21, the right-hand member of second pivot 214 runs through second supporting seat 52 and extends to the right side of second supporting seat 52 and in first follow driving wheel 223 fixed connection, and first pivot 213 is the logical structure in the middle of with second pivot 214 and swivelling joint ring 1221.
The cleaning member 212 is a brush, the brush is uniformly arranged on the outer surface of the roller 21, the spray head 211 is uniformly arranged on the outer surface of the roller 21, and the spray head 211 is communicated with the central hole of the roller 21. The hairbrush is in a spiral structure, the spray heads 211 are arranged in a spiral mode, and the spiral lines where the hairbrush is located are arranged in a crossing mode at intervals with the spiral lines where the spray heads are located, so that cleaning is more uniform.
As an optimization scheme of this embodiment, the first clamping portion 31 and the second clamping portion 32 are symmetrically arranged, the first clamping portion 31 includes an air cylinder 311 and a first clamping ring 312, the air cylinder 311 is fixed on the first supporting seat 51, the telescopic end of the air cylinder 311 is fixedly connected with the first clamping ring 312, the second clamping portion 32 includes a second motor 321 and a second clamping ring 322, the second motor 321 is fixed on the second supporting seat 52, and the output end of the second motor 321 is connected with the second clamping ring 322. The motor also comprises a support frame 33, which is fixed on the second support seat 52, and the output end of the second motor 321 passes through the support frame 33 and is connected with the support frame 33 through a bearing; the telescopic end of the cylinder 311 passes through the upper part of the support plate 53 and is in bearing connection with the support plate 53, where the support plate 53 plays a supporting role as the support frame 33.
As an optimization scheme of the present embodiment, the bracket 41 in the drying device 4 includes a first vertical plate 411 and a second vertical plate 412 symmetrically and fixedly installed on the supporting device 5 and arranged at intervals, and the second driving mechanism 43 includes a third motor 431, a first lead screw 432, a second lead screw 433, a second driving wheel 434, a second driven wheel 435, a second synchronous belt 436, a first nut 437, a second nut 438, and a mounting plate 439; the output end of the third motor 431 passes through the second vertical plate 412 and is fixedly connected with the first screw rod 432, the other end of the first screw rod 432 passes through the first vertical plate 411 and is connected with the second driving wheel 434, the second driving wheel 434 is connected with the second driven wheel 435 through the second synchronous belt 436, one end of the second screw rod 433 is rotationally connected with the second vertical plate 412 through a bearing, the other end of the second screw rod 433 passes through the first vertical plate 411 and is connected with the second driven wheel 435, the first nut 437 is in matched connection with the first screw rod 432, the second nut 438 is in matched connection with the second screw rod 433, the mounting plate 439 is horizontally fixed below the first nut 437 and the second nut 438, the heating device 42 is fixed below the connecting plate 439, and the heating device in the embodiment is a heating fan.
The invention also provides a method for cleaning and drying by adopting the crankshaft cleaning and drying device for the diesel engine, which comprises the following specific steps:
(1) The crankshaft 6 is clamped and driven to rotate, the crankshaft 6 to be cleaned is placed between a first clamping part 31 and a second clamping part 32 of the clamping device 3, the first clamping part 31 is adjusted to clamp the crankshaft 6, and the second clamping part 32 is started to rotate the crankshaft 6 to be cleaned;
specifically, the crankshaft to be cleaned is placed between the first clamping ring 312 and the second clamping ring 322, the cylinder 311 is started to stretch to adjust the distance between the first clamping ring 312 and the second clamping ring 322 so as to fix the two ends of the crankshaft to be cleaned, the second motor 321 is started, and the second motor 321 drives the crankshaft to be cleaned to rotate;
(2) Cleaning a crankshaft, starting a first driving mechanism, driving a roller to rotate, starting a water pump, enabling cleaning liquid to enter the roller along a pipeline by the water pump, spraying the cleaning liquid by a spray head, and cleaning the crankshaft by using a cleaning piece and the cleaning liquid;
specifically, the first motor 221 is started to drive the first driving wheel 222 to rotate, and the first driving wheel 222 is connected with the first driven wheel 223 through the first synchronous belt 224, so that the second rotating shaft 214 is driven to rotate, and the roller 21 is driven to rotate; starting the water pump 121, wherein the water pump 121 starts to pump water from the second cavity 12, and the water body flows upwards along the hose 122 at the left side of the water pump 121 and enters the inner side of the roller 21 through the inner side of the first rotating shaft 213, and the water body at the inner side of the roller 21 is sprayed out through the spray head 211;
the rotation of the roller 21 drives the surface hairbrush and the spray head 211 to rotate, the spray head 211 sprays water to wash the crankshaft, the hairbrush further washes the crankshaft, the washed sewage flows into the first cavity 11 again through the through hole on the upper wall of the shell 1, the water pump 121 pumps water continuously to pump water, the water in the first cavity 11 flows into the second cavity 12, when the water passes through the filter plate 111, the filter plate 111 filters oil stains and impurities in the water, and the filtered water is pumped by the water pump 121 again to wash the crankshaft, so that the water is recycled, saved and environment-friendly;
(3) After the crankshaft is dried, stopping the first driving mechanism and the water pump, starting the second driving mechanism, and horizontally reciprocating the heating device to dry the crankshaft;
specifically, after the cleaning is completed, the first motor 221 and the water pump 121 are stopped, the third motor 431 is started to rotate forward or backward, the third motor 431 drives the first screw 432 to rotate forward or backward, the first screw 432 drives the second driving wheel 434 to rotate forward or backward, the second driving wheel 434 drives the second driven wheel 435 to rotate forward or backward through the second synchronous belt 436, the second driven wheel 435 drives the second screw 433 to rotate forward or backward, so that the synchronous rotation of the first screw 432 and the second screw 433 is realized, the first nut 437 and the second nut 438 are respectively moved leftwards or rightwards on the first screw 432 and the second screw 433, the first nut 437 and the second nut 438 drive the mounting plate 439 to move leftwards or rightwards, the heating fan is realized to move leftwards or rightwards, the heating fan is started, and the heating fan moves back and forth to heat and dry the cleaned crankshaft;
(4) Taking down the crankshaft, stopping the second driving mechanism after the crankshaft is dried, adjusting the first clamping part to enable the first clamping part not to clamp the crankshaft any more, and then taking down the crankshaft;
specifically, after the drying is completed, the second motor 321 and the third motor 431 are stopped, the cylinder 311 is started to shrink, and the cleaned crankshaft is taken down.
Claims (10)
1. The crankshaft cleaning device for the diesel engine is characterized by comprising a shell containing cleaning liquid, a cleaning device capable of rotating circumferentially, a clamping device capable of clamping two ends of a crankshaft and driving the crankshaft to rotate, and a drying device; the shell is of a box type structure with an open top surface, the cleaning device is fixed on the shell and horizontally arranged above the shell, the clamping device is fixed above the shell and horizontally arranged above the shell, and the drying device is higher than the clamping device;
the cleaning device comprises a roller with a penetrating center and a first driving mechanism for driving the roller to rotate, the first driving mechanism is arranged on one side of the shell, a spray head and a cleaning piece are arranged on the surface of the roller, and the distance between the axis of the cleaning device and the axis of the clamping device is equal to or smaller than the distance between the axis of the crankshaft and the axis of the cleaning device;
the shell is internally provided with at least two cavities, including a first cavity and a second cavity which are internally provided with cleaning liquid, a filter plate capable of filtering the cleaning liquid is arranged between the first cavity and the second cavity, the first cavity is arranged below the clamping device, a plurality of through holes for the cleaning liquid to flow back are arranged above the first cavity, the second cavity is arranged on one side of the first cavity, a water pump is arranged in the second cavity, and a water pump pipeline is connected with a roller of the cleaning device;
the clamping device comprises a first clamping part capable of adjusting the distance and a second clamping part capable of clamping a crankshaft to be machined, wherein the first clamping part and the second clamping part are oppositely arranged, and the axes of the first clamping part and the second clamping part are coincident;
the two ends of the drying device are fixed on the supporting device, and the drying device comprises a bracket and a heating device, and a second driving mechanism for driving the heating device to horizontally reciprocate; the support is fixed on the shell, the heating device is fixed on the support, and the second driving mechanism is in driving connection with the heating device and is fixed on the support.
2. The crankshaft cleaning apparatus for a diesel engine according to claim 1, further comprising a third cavity provided on the other side of the first cavity, and a partition plate provided between the third cavity and the first cavity, the first driving mechanism portion being disposed in the third cavity.
3. The crankshaft cleaning apparatus for a diesel engine according to claim 2, wherein the first driving mechanism includes a first motor, a first driving wheel, a first driven wheel, and a first synchronous belt; the first motor is arranged in the third cavity, an output shaft of the first motor extends out of the shell and is connected with the first driving wheel, the first driving wheel is connected with the first driven wheel through a first synchronous belt, and the first driven wheel is in driving connection with the roller.
4. The crankshaft cleaning device for a diesel engine according to claim 2, further comprising a supporting device fixed on the top surface of the housing, wherein the supporting device comprises a first supporting seat, a second supporting seat and a supporting plate; the first supporting seat and the supporting plate are vertically fixed above the second cavity at intervals, the second supporting seat is vertically fixed above the third cavity, two ends of the cleaning device can be respectively and rotatably connected to the second supporting seat and the supporting plate, the first clamping part and the second clamping part of the clamping device are respectively fixed on the top surfaces of the first supporting seat and the second supporting seat, and two ends of the drying device are respectively fixed on the top surfaces of the first supporting seat and the second supporting seat.
5. The crankshaft cleaning device for a diesel engine according to claim 1, wherein the cleaning member is a brush, the brush is uniformly arranged on the outer surface of the drum, the spray head is uniformly arranged on the outer surface of the drum, and the spray head is communicated with the central hole of the drum.
6. The crankshaft cleaning device for diesel engines according to claim 5, wherein the brushes are in a spiral structure, the spray heads are arranged in a spiral shape, and the spiral lines where the brushes are located are alternately arranged in a crossing manner with the spiral lines where the spray heads are located.
7. The crankshaft cleaning device for a diesel engine according to claim 4, wherein the first clamping portion and the second clamping portion are symmetrically arranged, the first clamping portion comprises a cylinder and a first clamping ring, the cylinder is fixed on the first supporting seat, the telescopic end of the cylinder is fixedly connected with the first clamping ring, the second clamping portion comprises a second motor and a second clamping ring, the second motor is fixed on the second supporting seat, and the output end of the second motor is connected with the second clamping ring.
8. The crankshaft cleaning device for a diesel engine according to claim 7, further comprising a support frame fixed to the second support seat, wherein an output end of the second motor passes through the support frame and is connected with the support frame through a bearing; the telescopic end of the air cylinder penetrates through the upper part of the supporting plate and is connected with the supporting plate through a bearing.
9. The crankshaft cleaning device for a diesel engine according to claim 1, wherein the bracket comprises a first vertical plate and a second vertical plate which are symmetrically and fixedly arranged on the supporting device and are arranged at intervals, and the second driving mechanism comprises a third motor, a first lead screw, a second driving wheel, a second driven wheel, a second synchronous belt, a first nut, a second nut and a mounting plate; the output end of the third motor penetrates through the second vertical plate and is fixedly connected with the first screw rod, the other end of the first screw rod penetrates through the first vertical plate and is connected with the second driving wheel, the second driving wheel is connected with the second driven wheel through the second synchronous belt, one end of the second screw rod is rotationally connected with the second vertical plate through a bearing, the other end of the second screw rod penetrates through the first vertical plate and is connected with the second driven wheel, the first nut is matched and connected with the first screw rod, the second nut is matched and connected with the second screw rod, the mounting plate is horizontally fixed below the first nut and the second nut, and the heating device is fixed below the connecting plate.
10. A method for cleaning and drying by adopting the crankshaft cleaning and drying device for the diesel engine, which is characterized by comprising the following specific steps of,
(1) The crankshaft is clamped and driven to rotate, the crankshaft to be cleaned is placed between a first clamping part and a second clamping part of the clamping device, the first clamping part is adjusted to clamp the crankshaft, and the second clamping part is started to rotate the crankshaft to be cleaned;
(2) Cleaning a crankshaft, starting a first driving mechanism, driving a roller to rotate, starting a water pump, enabling cleaning liquid to enter the roller along a pipeline by the water pump, spraying the cleaning liquid by a spray head, and cleaning the crankshaft by using a cleaning piece and the cleaning liquid;
(3) After the crankshaft is dried, stopping the first driving mechanism and the water pump, starting the second driving mechanism, and horizontally reciprocating the heating device to dry the crankshaft;
(4) And taking down the crankshaft, stopping the second driving mechanism after the crankshaft is dried, adjusting the first clamping part to enable the first clamping part not to clamp the crankshaft any more, and then taking down the crankshaft.
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| CN201810988094.6A CN108787593B (en) | 2018-08-28 | 2018-08-28 | Crankshaft cleaning and drying device and method for diesel engine |
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