CN110918922A - Cylinder sleeve casting taking and cleaning mechanism - Google Patents
Cylinder sleeve casting taking and cleaning mechanism Download PDFInfo
- Publication number
- CN110918922A CN110918922A CN201911363514.2A CN201911363514A CN110918922A CN 110918922 A CN110918922 A CN 110918922A CN 201911363514 A CN201911363514 A CN 201911363514A CN 110918922 A CN110918922 A CN 110918922A
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- head
- plug
- expansion
- inner cavity
- driving
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D13/00—Centrifugal casting; Casting by using centrifugal force
- B22D13/10—Accessories for centrifugal casting apparatus, e.g. moulds, linings therefor, means for feeding molten metal, cleansing moulds, removing castings
- B22D13/108—Removing of casting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D13/00—Centrifugal casting; Casting by using centrifugal force
- B22D13/02—Centrifugal casting; Casting by using centrifugal force of elongated solid or hollow bodies, e.g. pipes, in moulds rotating around their longitudinal axis
- B22D13/023—Centrifugal casting; Casting by using centrifugal force of elongated solid or hollow bodies, e.g. pipes, in moulds rotating around their longitudinal axis the longitudinal axis being horizontal
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D13/00—Centrifugal casting; Casting by using centrifugal force
- B22D13/10—Accessories for centrifugal casting apparatus, e.g. moulds, linings therefor, means for feeding molten metal, cleansing moulds, removing castings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D13/00—Centrifugal casting; Casting by using centrifugal force
- B22D13/10—Accessories for centrifugal casting apparatus, e.g. moulds, linings therefor, means for feeding molten metal, cleansing moulds, removing castings
- B22D13/101—Moulds
Abstract
The invention relates to a cylinder sleeve casting taking and cleaning mechanism, which comprises a taking plug, wherein the plug is arranged on a horizontal sliding mechanism, the horizontal sliding mechanism drives the plug to move horizontally and is inserted into a tube cavity of a centrifugal die, an expansion mechanism is arranged on the plug and is used for dragging out a finished casting in the centrifugal die, the inner cavity cleaning mechanism comprises an inner cavity brush head, the inner cavity brush head is arranged on a translation mechanism, the translation mechanism drives the inner cavity brush head to move horizontally and is close to or far away from the tube cavity of the centrifugal die, molten metal is guided into the centrifugal die by a guide-in device, a rotating mechanism is started, the centrifugal effect on the molten metal can be effectively implemented, bubbles in the molten metal are removed, so that the quality of the cylinder sleeve casting is ensured, a plurality of groups of centrifugal dies are arranged on the rotating mechanism, and the multi-process treatment on the casting in the centrifugal die can be effectively implemented along with, the production efficiency of the casting is improved, the participation of personnel is reduced, and the production safety is improved.
Description
Technical Field
The invention relates to the technical field of cylinder sleeves, in particular to a cylinder sleeve casting taking and cleaning mechanism.
Background
The cylinder sleeve is used as a sliding part of a piston in a power system, so that the requirement on mechanical performance is extremely high. During the actual processing of cylinder liner, mainly adopt vacuum casting's mode to go on, pour into centrifugal forming die with molten metal in, start centrifugal forming die and realize the shaping operation to the cylinder liner, then through the clamp, press from both sides out the blank cylinder liner among the centrifugal forming die to carry out production on next step, during above-mentioned operation, prior art all adopts the manual type to go on, and the manual operation mode is not only inefficiency, but also has certain safe risk.
Disclosure of Invention
The invention aims to provide a cylinder sleeve casting taking and cleaning mechanism which can effectively improve the production efficiency of a blank cylinder sleeve and ensure the safe production of a cylinder sleeve blank.
The technical scheme adopted by the invention is as follows.
The utility model provides a cylinder liner foundry goods is got material and clearance mechanism, includes the multiunit centrifugation mould, the centrifugation mould sets up on rotary mechanism, and rotary mechanism drive centrifugation mould rotates around the axial lead of self, the one end of centrifugation mould constitutes the export of blank and the entry of molten metal liquid, the material mechanism includes and gets the material plug, the plug sets up horizontal glide machanism, horizontal glide machanism drive plug horizontal migration and plant in the lumen of centrifugation mould, be provided with expansion mechanism on the plug, expansion mechanism is used for dragging out the finished product spare in the centrifugation mould, inner chamber clearance mechanism includes the inner chamber brush head, the inner chamber brush head sets up on translation mechanism, translation mechanism drive inner chamber brush head horizontal migration and with the lumen of centrifugation mould be close to or keep away from.
The invention also has the following features:
the plug is tubulose and the front end is provided with the inflation head, be provided with the inflation sliding head in the lumen of plug, power unit drive inflation sliding head slides along the plug and supports or separate with the inflation head, when the inflation sliding head supported with the one end of plug, the outer wall of inflation head stretches out the outer wall of plug and implements the centre gripping to finished product inner wall.
The expansion head is a segment and is arranged along the circumferential direction of the pipe end of the plug at intervals, the outer wall of the expansion head is provided with gripping fins, and the gripping fins are arranged along the circumferential direction of the outer wall of the expansion head.
One end of the expansion sliding head is integrally in a cone frustum-shaped structure with a large end and a small end, the large-size end of the end head part of the expansion sliding head is arranged, and one end of the expansion sliding head is in abutting fit or separated fit with the expansion head.
The rod body of the expansion sliding head is sleeved with a return spring, and two ends of the return spring are respectively abutted against the seat body.
The rod end of the expansion sliding head extending into the seat body is provided with a pull ring, the seat body is provided with a deflection pull rod, the deflection pull rod and the pull ring form a splicing fit, the deflection pull rod is connected with one end of the driving rod, the middle section of the driving rod is hinged, and the other end of the driving rod is hinged with a piston rod of the oil cylinder.
Be provided with finished product on the removal route of plug and derive roller platform, finished product derives roller platform contains the roller pole that the parallel interval of multiunit arranged and constitutes, roller pole level just is perpendicular with the length direction of plug, finished product derives roller bench is provided with and catches up the work or material rest, the plug sets up in the passageway that sets up on catching up the work or material rest, the passageway size of catching up the work or material rest is greater than the external diameter size of plug and is less than the external diameter size who keeps off the lid.
The horizontal sliding mechanism comprises pushing tracks arranged on two sides of the base body, the pushing tracks are arranged horizontally and parallel to the plug, a driving motor is arranged at one end of each pushing track, a driving lead screw is arranged on the driving motor, and the driving lead screw is matched with a nut arranged on the base body.
The inner cavity cleaning mechanism comprises an inner cavity brush head, the inner cavity brush head is arranged on the translation mechanism, and the translation mechanism drives the inner cavity brush head to horizontally move and is close to or far away from a tube cavity of the centrifugal die.
The inner cavity brush head is integrally in a brush plate shape, one end of the inner cavity brush head is hinged in the brush box, a hinged shaft at one end of the inner cavity brush head is perpendicular to the length direction of the brush box, an opening of the brush box faces upwards, and the adjusting mechanism is used for adjusting the brush hair of the inner cavity brush head to stretch out the opening position of the brush box.
The lower plate surface of the inner cavity brush head is arranged to be an inclined surface, the adjusting mechanism comprises a driving head, the driving head is abutted against the inclined surface, and the inner cavity brush head is enabled to rotate around a hinge shaft at one end.
The one end extension on inclined plane is provided with leading-in inclined plane, leading-in inclined plane arranges along the length direction of brush box, be provided with drive roller on the driving head, drive roller's wheel core is perpendicular with driving head length direction, drive roller supports with leading-in inclined plane and leans on.
The support spring is sleeved on the rod body of the driving head, one end of the driving head is arranged on the sliding rack in a sliding mode, and two ends of the support spring are abutted to the driving idler wheel and the sliding rack respectively.
The one end that the drive head stretches out the slip frame is provided with the actuating cylinder, actuating cylinder drive head removes along the slip frame, the slip frame slides and sets up on the track, the piston rod of slip frame and the hydro-cylinder that slides is connected.
The brush box is internally provided with an air duct, a tube orifice at one end of the air duct is communicated with an air source, and the other end of the air duct points to the inside of the box body of the brush box.
The invention has the technical effects that: molten metal is guided into the centrifugal die by the guiding device, the rotating mechanism is started, the centrifugal effect on the molten metal can be effectively realized, bubbles in the molten metal are removed, and the quality of a cylinder sleeve casting is ensured.
Drawings
Fig. 1 to 4 are schematic structural diagrams of three viewing angles of a centrifugal die, a rotating mechanism and a rotating mechanism in a cylinder sleeve processing system;
FIGS. 5 and 6 are schematic views of two perspective structures of a centrifugal mold;
FIG. 7 is a schematic plan view of the metal solution introducing apparatus and the centrifugal mold;
FIG. 8 is a schematic plan view of the take-off mechanism and centrifugal mold;
FIG. 9 is a schematic plan view of the inner cavity cleaning mechanism and the centrifugal mold;
FIG. 10 is a schematic plan view of a take-off mechanism;
fig. 11 is a schematic plan view of the lumen clearing mechanism.
Detailed Description
In order that the objects and advantages of the invention will be more clearly understood, the invention will now be described in detail with reference to the following examples. It is to be understood that the following text is merely illustrative of one or more specific embodiments of the invention and does not strictly limit the scope of the invention as specifically claimed. As used herein, the terms "parallel" and "perpendicular" are not limited to their strict geometric definitions, but include tolerances for machining or human error, legibility and inconsistency;
the cylinder sleeve casting taking and cleaning mechanism of the invention is explained in detail by combining the whole cylinder sleeve processing system as follows:
the cylinder liner machining system of the present invention is described in detail below with reference to the accompanying drawings, in which:
a cylinder sleeve processing system comprises a plurality of groups of centrifugal dies 10, wherein the centrifugal dies 10 are arranged on a rotating mechanism, the rotating mechanism drives the centrifugal dies 10 to rotate around the axis of the centrifugal dies, one end of each centrifugal die 10 forms an outlet of a blank and an inlet of molten metal, and a molten metal leading-in device 20 is arranged beside one end of each centrifugal die 10;
as shown in fig. 1 to 4 and 7 to 11, the molten metal is introduced into the centrifugal mold 10 by the introduction device 20, the rotation mechanism is started, the centrifugal action on the molten metal can be effectively performed, bubbles in the molten metal are removed, and the quality of the cylinder liner casting is ensured, the centrifugal mold 10 is provided with a plurality of groups on the rotation mechanism, and the multi-step treatment on the casting in the centrifugal mold 10 can be effectively performed along with the synchronous start of the rotation mechanism, so that the production efficiency of the casting is improved, the participation of personnel is reduced, and the production safety is improved.
As a preferred embodiment of the present invention, as shown in fig. 1 and fig. 2, a plurality of sets of centrifugal molds 10 are disposed on a rotating mechanism, the plurality of sets of centrifugal molds 10 are distributed at equal intervals in the circumferential direction, the rotating surface formed by the plurality of sets of centrifugal molds 10 is horizontally arranged, the rotating mechanism drives a single centrifugal mold 10 to rotate, the rotating mechanism is disposed on a rotating mechanism, the rotating mechanism drives the plurality of sets of centrifugal molds 10 to present an interval type equidistant rotating state, and the rotating surface of the plurality of sets of centrifugal molds 10 is horizontal;
the centrifugal die 10 is integrally of a cylindrical structure, the rotating mechanism drives the centrifugal die 10 to rotate, reliable centrifugal force is generated, bubbles in molten metal are removed, and the quality of a casting is ensured, the rotating mechanism is arranged on the rotating mechanism, the centrifugal die 10 is distributed in an equiangular mode along the circumferential direction of the rotating mechanism, the centrifugal die 10 is horizontally arranged along with the driving of the rotating mechanism, so that one port of the centrifugal die horizontally rotates to the side of each device for respectively processing the casting and the centrifugal die 10, and the casting and the centrifugal die 10 are reliably processed.
After molten metal melted by the molten metal guiding device 20 is guided into the centrifugal mold 10, the rotating mechanism is started to enable the centrifugal mold 10 to rotate automatically, so that centrifugal treatment of the molten metal is realized, a material taking mechanism 30 is further arranged beside one end of the centrifugal mold 10, and the material taking mechanism 30 is used for taking out blanks in the centrifugal mold 10;
after the centrifugally processed casting is formed in the centrifugal mold 10, the material taking mechanism 30 is activated to take out the casting from the centrifugal mold 10.
In order to ensure the surface and internal quality of the casting and avoid the unqualified problem of air pockets and the like caused by the scum in the pipe cavity of the centrifugal mold 10 entering molten metal, an inner cavity cleaning mechanism 40 is further arranged beside the material taking mechanism 30, and the inner cavity cleaning mechanism 40 is used for cleaning the inner cavity of the centrifugal mold 10;
the inner cavity cleaning mechanism 40 is started and guided into the inner cavity of the centrifugal mold 10, and the rotating mechanism is started, so that the centrifugal mold 10 rotates in a high-speed shape, the cleaning operation of the inner cavity of the centrifugal mold 10 is realized, and the cleaning of the inner cavity of the centrifugal mold 10 is ensured.
Preferably, as shown in fig. 5 and fig. 6, the centrifugal mold 10 is of an open tubular structure as a whole, the centrifugal mold 10 is horizontal in the length direction, a blocking cover 11 is arranged at one end of the centrifugal mold 10, a feeding hole 12 is arranged on the blocking cover 11, the aperture of the feeding hole 12 is smaller than the inner diameter of the centrifugal mold 10, and the material taking mechanism 30 extends into the feeding hole 12 and pulls out a finished product;
the centrifugal mold 10 is integrally in a tubular structure, before the molten metal introducing device 20 is introduced into the centrifugal mold 10, the centrifugal mold 10 is rotated at a high speed by the rotating mechanism, and under the action of the blocking cover 11, the casting molding can be effectively realized, the molten metal is prevented from being led out from the pipe orifice end of the centrifugal mold 10, the rotating mechanism is started, the centrifugal mold 10 is rotated in an equiangular intermittent manner, and further the casting discharging operation in the next step is performed;
when the molten metal introducing apparatus 20 is introduced into the centrifugal mold 10, the feed holes 12 formed in the stopper 11 can effectively introduce the molten metal into the centrifugal mold 10.
In order to conveniently realize the fixation and the disassembly of the blocking cover 11, the outer wall of the pipe orifice end of the centrifugal die 10 is hinged with a claw 13, the hinged shaft of the claw 13 is vertical to the pipe length direction of the centrifugal die 10, and the end surface of the claw 13 is abutted against or separated from the outer wall of the blocking cover 11;
after the molten liquid is guided into the centrifugal mold 10, the blocking cover 11 is fixed at the position of the pipe orifice of the centrifugal mold 10 through the clamping jaws 13 in advance, when the rotating mechanism drives the centrifugal mold 10 to rotate around the pipe core at a high speed, after a cast is formed, the material taking mechanism 30 is started to run through the material inlet hole 12 of the blocking cover 11, so that the formed part and the blocking cover 11 are detached from the pipe orifice of the centrifugal mold 10, and the detached cast is subjected to the next processing operation.
More specifically, the rotating mechanism comprises a rotating gear ring 14 arranged at the other end of the centrifugal die 10, the rotating gear ring 14 is meshed with a rotating gear 15, the rotating gear 15 is connected through a linkage mechanism, and the tube body of the centrifugal die 10 is rotatably arranged on a rotating bracket 16;
the linkage mechanism comprises a rotating rod 17, the rotating rod 17 is horizontally arranged, one end of the rotating rod 17 is provided with a first bevel gear 171, the first bevel gear 171 is meshed with a second bevel gear 172, the second bevel gear 172 is vertically arranged, and one end of the second bevel gear 172 is connected with a driving motor 173 through a speed change mechanism;
the above-mentioned driving motor 173 is started, and through the first bevel gear 171 and the second bevel gear 172 are meshed, can interlock the rotating rod 17 to rotate, thus realize to the centrifugal mould 10 is located and rotate at a high speed on the rotating bracket 16, a plurality of centrifugal moulds 10 are set up on the rotating bracket 16 rotatably, the centrifugal mould 10 sets up about 6 along the circumferential direction interval of the slewing mechanism, can effectively improve the machining efficiency to the foundry goods, and above-mentioned second bevel gear 172 cooperates with first bevel gear 171, the second bevel gear 172 is arranged vertically, and cooperate with the respective first bevel gear 171 of 6 centrifugal moulds 10, can utilize single power unit like you to drive at a high speed to the self of 6 centrifugal moulds 10.
The rotating mechanism comprises a supporting rotating platform 18, an annular rail 181 is arranged on the supporting rotating platform 18, the rotating support 16 is integrally in a spoke type structure, a supporting ball 161 is arranged at the lower end of the rotating support, the supporting ball 161 is abutted against the annular rail 181, a supporting bearing is arranged on the second bevel gear 172, the outer ring of the supporting bearing is connected with the rotating support 16, a belt wheel is arranged at the lower end of the rotating support 16, and the belt wheel is connected with a motor through a belt;
in order to implement the intermittent equiangular rotation of the rotating bracket 16 on which the centrifugal mold 10 is located, the stepping motor is started to realize the intermittent rotation of the rotating bracket 16 on the supporting rotating table 18, so that the pipe orifices of the centrifugal mold 10 are respectively guided to the sides of respective devices in an intermittent state, and further the cleaning operation of the casting in the centrifugal mold 10 and the inner cavity of the centrifugal mold 10 is realized, so as to ensure the production quality of subsequent castings;
a water cooling mechanism is arranged beside the material taking mechanism 30, the water cooling mechanism comprises a cover body 51, an opening 511 through which the centrifugal mold 10 passes is arranged on the cover body 51, a water flow nozzle 52 is arranged in the cover body 51, and the water cooling nozzle 52 is obliquely directed to the surface of the centrifugal mold 10 so as to cool a casting in the centrifugal mold 10;
a water pumping mechanism is arranged at the lower end of the cover body 51, and pumps water flow into the filtering tank and filters cooling water to realize the recycling of the cooling water;
be provided with draught fan 53 in the upper end of the cover body 51, utilize draught fan 53 to take out the steam that high temperature produced fast to take out to external world, in order to avoid steam to operational environment's interference.
The following describes in detail a material taking mechanism 30 of a casting formed in a centrifugal mold 10, where the material taking mechanism 30 includes a material taking plug 31, the plug 31 is disposed on a horizontal sliding mechanism, the horizontal sliding mechanism drives the plug 31 to move horizontally and is inserted into a tube cavity of the centrifugal mold 10, and an expansion mechanism is disposed on the plug 31, and the expansion mechanism is used for pulling out a finished casting in the centrifugal mold 10;
after the rotating mechanism drives the centrifugal mold 10 with the formed part to rotate to the position of the material taking mechanism 30, the horizontal sliding mechanism drives the plug 31 to horizontally move and interpolate in the cavity of the centrifugal mold 10, the expansion mechanism is started to clamp the finished casting part, and the horizontal sliding mechanism is reset to pull out the finished casting part in the centrifugal mold 10 to implement the next processing of the finished casting part.
In order to clamp and pull out the finished product, the plug 31 is tubular, the front end of the plug 31 is provided with an expansion head 311, an expansion sliding head 32 is arranged in a tube cavity of the plug 31, the power mechanism drives the expansion sliding head 32 to slide along the plug 31 and abut against or separate from the expansion head 311, and when the expansion sliding head 32 abuts against one end of the plug 31, the outer wall of the expansion head 311 extends out of the outer wall of the plug 31 and clamps the inner wall of the finished product;
after the horizontal sliding mechanism drives the plug 31 to pass through the feeding hole 11 of the blocking cover 11, the expansion sliding head 32 slides along the plug 31, so as to abut against one end of the plug 31, so that the outer wall of the expansion head 311 expands, and further the outer wall of the expansion head 311 expands to be larger than the inner diameter of the finished product, so as to realize the clamping operation on the inner wall of the finished product, and then the horizontal sliding mechanism resets, so that the finished product can be effectively pulled out from the centrifugal mold 10.
More specifically, the expansion head 311 is in a tube shape and is arranged at intervals along the circumferential direction of the tube end of the plug 31, the outer wall of the expansion head 311 is provided with a clenching fin 3111, and the clenching fin 3111 is arranged along the circumferential direction of the outer wall of the expansion head 311;
the clenching fin 3111 is barbed, so that the inner wall of the casting can be effectively clamped in the expansion process of the expansion head 311, and the resistance to the inner wall of the casting can be increased in the clamping operation process of the clenching fin 3111 to the inner wall of the casting, so that the casting in the inner cavity of the centrifugal mold 10 can be reliably pulled out.
More specifically, in order to realize the expansion operation of the expansion head 311, one end of the expansion slider 32 is integrally in a truncated cone-shaped structure with a large end and a small end, the large-size end of the end part of the expansion slider 32 is provided, and one end of the expansion slider 32 is in abutting or separating fit with the expansion head 311;
the expansion head 311 is a metal elastic fin, and when the expansion sliding head 32 retracts, a large-size end of one end of the expansion sliding head 32 gradually abuts against one end of the expansion head 311, so that the expansion head 311 can be extruded to expand outwards, the outer diameter of the expansion head 311 is further expanded, and the clamping operation on the inner wall of the house is realized;
the large-size outer diameter of the expansion sliding head 32 and the thickness of the expansion head 311 should be slightly larger than the inner diameter of the casting, so that the problem that the casting is damaged due to the fact that the outer diameter of the expansion sliding head and the outer diameter of the expansion sliding head are too large after the expansion sliding head and the casting are sleeved together is solved, when the expansion sliding head 32 retracts, the expansion head 311 is separated from the casting under the elastic reset force, the casting is separated from the plug 31, and the casting is guided to the next procedure for further processing operation.
In order to realize the reset of the expansion sliding head 32, a reset spring 33 is sleeved on the shaft of the expansion sliding head 32, and two ends of the reset spring 33 are respectively abutted against the seat body 34.
As shown in fig. 9, a pull ring 321 is disposed at a rod end of the expansion ram 32 extending into the seat body 34, a deflection pull rod 341 is disposed on the seat body 34, the deflection pull rod 341 and the pull ring 321 form a plug-in fit, the deflection pull rod 341 is connected with one end of a driving rod 342, a middle section of the driving rod 342 is hinged, and the other end is hinged with a piston rod of the cylinder 343;
in order to realize reciprocating pulling of the expansion sliding head 32 and expansion and reset operations of the expansion head 311, the oil cylinder 343 is started to deflect the driving rod 342, and the deflection pull rod 341 can realize pulling of the pull ring 321, so that the expansion sliding head 32 is positioned in the plug 31 to be pulled back and forth, and the expansion and reset operations of the expansion head 311 are realized.
When the casting is extracted from the centrifugal mold 10 by the plug 31, a finished product leading-out roller table 35 is arranged on a moving path of the plug 31, the finished product leading-out roller table 35 comprises a plurality of groups of roller rods 351 which are arranged in parallel at intervals, the roller rods 351 are horizontal and vertical to the length direction of the plug 31, a material catching frame 36 is arranged on the finished product leading-out roller table 35, the plug 31 is arranged in a channel arranged on the material catching frame 36, and the channel size of the material catching frame 36 is larger than the outer diameter size of the plug 31 and smaller than the outer diameter size of the blocking cover 11;
after the plug 31 is driven by the horizontal sliding mechanism to be drawn out from the pipe orifice of the centrifugal mold 10, the blocking cover 11 is dragged out from the pipe orifice at one end of the centrifugal mold 10, after the plug 31 is dragged out from the material driving frame 36, the blocking cover 11 is abutted against the material driving frame 36, and the oil cylinder 343 is pinched to reset, so that the casting is driven to be pushed out from the plug 31, and the finished casting is led out to the next process under the conveying of the roller rod 351, so that the further fine machining operation of the casting is realized;
the above-mentioned shield cover 11 is stopped on the plug 31, the horizontal slip mechanism is reset again, and the shield cover 11 is pushed to the nozzle position of the centrifugal mold 10, and the clamping operation of the shield cover 11 is performed again by the claws 13.
More specifically, the horizontal sliding mechanism includes pushing tracks 37 disposed on two sides of the seat body 34, the pushing tracks 37 are disposed horizontally and parallel to the plug 31, a driving motor 38 is disposed at one end of the pushing tracks 37, a driving screw 381 is disposed on the driving motor 38, and the driving screw 381 is matched with a nut 344 disposed on the seat body 34.
In order to clean the inner cavity of the centrifugal mold 10, the inner cavity cleaning mechanism 40 comprises an inner cavity brush head 41, the inner cavity brush head 41 is arranged on a translation mechanism, and the translation mechanism drives the inner cavity brush head 41 to move horizontally and to be close to or far away from the tube cavity of the centrifugal mold 10;
after the casting is pulled out from the centrifugal mold 10 and the blocking cover 11 is guided to the gate position of the centrifugal mold 10 again to be fixed, the rotating mechanism is started, so that the centrifugal mold 10 rotates to the position of the inner cavity cleaning mechanism 40 and stops, the translation mechanism drives the inner cavity brush head 41 to horizontally move and move to the inner cavity position of the rational mold 10, and after the inner cavity brush head 41 is close to the inner cavity of the rational mold 10, the rotating mechanism is started to clean the inner cavity of the centrifugal mold 10, so that the cleaning operation of the inner cavity of the centrifugal mold 10 is ensured, and the production quality of the next casting is ensured.
More specifically, the inner cavity brush head 41 is integrally in a brush plate shape, one end of the inner cavity brush head is hinged in the brush box 42, a hinged shaft at one end of the inner cavity brush head 41 is vertical to the length direction of the brush box 42, an opening of the brush box 42 faces upwards, and the adjusting mechanism is used for adjusting the position of bristles of the inner cavity brush head 41 extending out of the opening of the brush box 42;
the inner cavity brush head 41 is a metal brush head, and when the bristles of the inner cavity brush head 41 face upwards from the box opening of the brush box 42 and extend out of the opening position of the brush box 42, the metal bristles of the inner cavity brush head 41 can effectively contact with the inner cavity of the centrifugal mold 10, so that the cleaning operation of the inner cavity of the centrifugal mold 10 is realized.
As shown in fig. 11, in order to ensure that the bristles of the inner cavity brush head 41 extend out of the box opening of the brush box 42 to realize the cleaning operation on the inner wall of the centrifugal mold 10, the lower plate surface of the inner cavity brush head 41 is provided with an inclined surface 411, the adjusting mechanism comprises a driving head 43, the driving head 43 is abutted against the inclined surface 411, and the inner cavity brush head 41 is enabled to rotate around a hinge shaft at one end;
the adjusting mechanism drives the head 43 to start and abut against the inclined surface 411 of the inner cavity brush head 41, so that the inner cavity brush head 41 rotates around the hinge shaft at one end, and the bristles of the inner cavity brush head 41 extend out of the opening position of the brush box 42, thereby realizing the cleaning operation of the inner cavity of the centrifugal mold 10.
In order to ensure that the driving head 43 effectively extends the bristles of the inner cavity brush head 41 out of the opening of the brush box 42, one end of the inclined surface 411 is extended to form a lead-in inclined surface 412, the lead-in inclined surface 412 is arranged along the length direction of the brush box 42, the driving head 43 is provided with a driving roller 431, the wheel core of the driving roller 431 is perpendicular to the length direction of the driving head 43, and the driving roller 431 is abutted against the lead-in inclined surface 412 and the inclined surface 411;
the driving roller 431 of the driving head 43 is always abutted against the guiding inclined plane 412, and when the driving roller slides to the inclined plane 411 and abuts against the inclined plane, the bristles of the inner cavity brush head 41 extend out of the opening position of the brush box 42, so that the cleaning operation of the inner cavity of the centrifugal mold 10 is realized.
More specifically, a support spring 432 is sleeved on a shaft of the driving head 43, one end of the driving head 43 is slidably disposed on the sliding frame 44, and two ends of the support spring 432 are respectively abutted to the driving roller 431 and the sliding frame 44;
the above-described support spring 432 enables the return operation of the driving head 43 to be efficiently performed.
Specifically, one end of the driving head 43 extending out of the sliding frame 44 is provided with a driving cylinder 45, the driving cylinder 45 drives the driving head 43 to move along the sliding frame 44, the sliding frame 44 is slidably arranged on the track 441, and the sliding frame 44 is connected with a piston rod of a sliding cylinder 46.
In order to ensure the cleaning operation of the inner cavity of the centrifugal mold 10, an air duct 421 is arranged in the brush box 42, a tube opening at one end of the air duct 421 is communicated with an air source, and the other end of the air duct 421 points to the inside of the box body of the brush box 42.
More specifically, the molten metal introducing device 20 includes a crucible 21, a pouring gate 22 is extended from an upper port of the crucible 21, the crucible 21 is disposed on a pushing mechanism, the pushing mechanism drives the crucible 21 to move horizontally and enables the pouring gate 22 to form a plug fit with the feeding hole 12 on the blocking cover 21, the crucible 21 is further connected with a turnover mechanism, and the turnover mechanism drives the crucible 21 to turn over and inclines a lower end of the upper port of the crucible toward a high end position of the pouring gate 22;
the crucible 21 is arranged on the track, the crucible 21 is connected with the pushing oil cylinder, after the centrifugal mold 10 rotates to the front end position of the pouring gate, the pushing oil cylinder drives the crucible 21 to move horizontally and enables the pouring gate 22 to be pushed into the inner cavity of the centrifugal mold 10, the turnover mechanism is started, molten metal in the crucible is poured into the pouring gate 22, and therefore the molten metal is guided into the centrifugal mold 10 which rotates at a high speed.
Claims (10)
1. The utility model provides a cylinder liner foundry goods is got material and clearance mechanism which characterized in that: comprises a plurality of groups of centrifugal molds (10), the centrifugal molds (10) are arranged on a rotating mechanism, the rotating mechanism drives the centrifugal molds (10) to rotate around the self axial lead, one end of the centrifugal die (10) forms an outlet of a blank and an inlet of molten metal, the material taking mechanism (30) comprises a material taking plug (31), the plug (31) is arranged on the horizontal sliding mechanism, the horizontal sliding mechanism drives the plug (31) to move horizontally and is inserted into the tube cavity of the centrifugal mold (10), the plug (31) is provided with an expansion mechanism which is used for pulling out the finished piece in the centrifugal die (10), the inner cavity cleaning mechanism (40) comprises an inner cavity brush head (41), the inner cavity brush head (41) is arranged on the translation mechanism, the translation mechanism drives the inner cavity brush head (41) to move horizontally and to be close to or far away from the tube cavity of the centrifugal mold (10).
2. The cylinder liner casting reclaiming and cleaning mechanism as defined in claim 1, wherein: the plug (31) is tubular, an expansion head (311) is arranged at the front end of the plug (31), an expansion sliding head (32) is arranged in a tube cavity of the plug (31), the expansion sliding head (32) is driven by a power mechanism to slide along the plug (31) and abut against or separate from the expansion head (311), when the expansion sliding head (32) abuts against one end of the plug (31), the outer wall of the expansion head (311) extends out of the outer wall of the plug (31) and clamps the inner wall of a finished product; the expansion head (311) is in a segment shape and is arranged at intervals along the circumferential direction of a pipe end of the plug (31), the outer wall of the expansion head (311) is provided with a clenching fin (3111), and the clenching fin (3111) is arranged along the circumferential direction of the outer wall of the expansion head (311).
3. The cylinder liner casting reclaiming and cleaning mechanism as defined in claim 2, wherein: one end of the expansion sliding head (32) is integrally in a cone frustum-shaped structure with a large end and a small end, the large-size end of the end part of the expansion sliding head (32) is arranged, and one end of the expansion sliding head (32) is in abutting fit or separated fit with the expansion head (311); the rod body of the expansion sliding head (32) is sleeved with a return spring (33), and two ends of the return spring (33) are respectively abutted against the seat body (34).
4. The cylinder liner casting reclaiming and cleaning mechanism as defined in claim 3, wherein: the rod end of the expansion sliding head (32) extending into the seat body (34) is provided with a pull ring (321), the seat body (34) is provided with a deflection pull rod (341), the deflection pull rod (341) and the pull ring (321) form a splicing fit, the deflection pull rod (341) is connected with one end of the driving rod (342), the middle section of the driving rod (342) is hinged, and the other end of the driving rod is hinged with a piston rod of the oil cylinder (343).
5. The cylinder liner casting reclaiming and cleaning mechanism as defined in claim 4, wherein: be provided with finished product on the moving path of plug (31) and derive roller platform (35), finished product is derived roller platform (35) and is contained the roller pole (351) constitution of the parallel interval arrangement of multiunit, roller pole (351) level just is perpendicular with the length direction of plug (31), be provided with on finished product is derived roller platform (35) and catch up work or material rest (36), plug (31) set up in the passageway that sets up on catching up work or material rest (36), the passageway size of catching up work or material rest (36) is greater than the external diameter size of plug (31) and is less than the external diameter size of fender lid (11).
6. The cylinder liner casting reclaiming and cleaning mechanism as defined in claim 5, wherein: horizontal glide machanism is including setting up in lapse track (37) of pedestal (34) both sides, lapse track (37) level and with plug (31) parallel arrangement, the one end of lapse track (37) is provided with driving motor (38), be provided with drive lead screw (381) on driving motor (38), nut (344) cooperation that sets up on drive lead screw (381) and pedestal (34).
7. The cylinder liner casting reclaiming and cleaning mechanism as defined in claim 1, wherein: the inner cavity brush head (41) is integrally in a brush plate shape, one end of the inner cavity brush head is hinged in the brush box (42), a hinged shaft at one end of the inner cavity brush head (41) is vertical to the length direction of the brush box (42), the opening of the brush box (42) faces upwards, and the adjusting mechanism is used for adjusting the position of the bristles of the inner cavity brush head (41) extending out of the opening of the brush box (42); the lower plate surface of the inner cavity brush head (41) is provided with an inclined surface (411), the adjusting mechanism comprises a driving head (43), the driving head (43) is abutted against the inclined surface (411), and the inner cavity brush head (41) is enabled to rotate around a hinge shaft at one end; one end of the inclined surface (411) extends to form a lead-in inclined surface (412), the lead-in inclined surface (412) is arranged along the length direction of the brush box (42), a driving roller (431) is arranged on the driving head (43), the wheel center of the driving roller (431) is perpendicular to the length direction of the driving head (43), and the driving roller (431) abuts against the lead-in inclined surface (412) and the inclined surface (411).
8. The cylinder liner casting reclaiming and cleaning mechanism as defined in claim 7, wherein: a support spring (432) is sleeved on a rod body of the driving head (43), one end of the driving head (43) is arranged on the sliding rack (44) in a sliding mode, and two ends of the support spring (432) are abutted to the driving roller (431) and the sliding rack (44) respectively; one end of the driving head (43) extending out of the sliding rack (44) is provided with a driving cylinder (45), the driving cylinder (45) drives the driving head (43) to move along the sliding rack (44), the sliding rack (44) is arranged on the track (441) in a sliding mode, and the sliding rack (44) is connected with a piston rod of the sliding oil cylinder (46).
9. The cylinder liner casting reclaiming and cleaning mechanism as defined in claim 8, wherein: be provided with air duct (421) in brush box (42), the one end mouth of pipe and the air supply intercommunication of air duct (421), the other end of air duct (421) points to in the box body of brush box (42).
10. Cylinder liner system of processing, its characterized in that: the cylinder liner machining system comprises the cylinder liner casting taking and cleaning mechanism as claimed in any one of claims 1 to 9.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911363514.2A CN110918922B (en) | 2019-12-26 | 2019-12-26 | Cylinder sleeve casting taking and cleaning mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911363514.2A CN110918922B (en) | 2019-12-26 | 2019-12-26 | Cylinder sleeve casting taking and cleaning mechanism |
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| Publication Number | Publication Date |
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| CN110918922A true CN110918922A (en) | 2020-03-27 |
| CN110918922B CN110918922B (en) | 2020-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911363514.2A Active CN110918922B (en) | 2019-12-26 | 2019-12-26 | Cylinder sleeve casting taking and cleaning mechanism |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111872343A (en) * | 2020-07-27 | 2020-11-03 | 共享智能铸造产业创新中心有限公司 | Drop pipe scheduling system and management control method thereof |
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|---|---|
| CN110918922B (en) | 2020-11-17 |
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