CN117226063A - Centrifugal casting device for spheroidal graphite cast iron cylinder sleeve - Google Patents
Centrifugal casting device for spheroidal graphite cast iron cylinder sleeve Download PDFInfo
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- CN117226063A CN117226063A CN202311364184.5A CN202311364184A CN117226063A CN 117226063 A CN117226063 A CN 117226063A CN 202311364184 A CN202311364184 A CN 202311364184A CN 117226063 A CN117226063 A CN 117226063A
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- liquid metal
- strip
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- 238000009750 centrifugal casting Methods 0.000 title claims abstract description 20
- 229910001141 Ductile iron Inorganic materials 0.000 title claims abstract description 19
- 230000000670 limiting effect Effects 0.000 claims abstract description 53
- 229910001338 liquidmetal Inorganic materials 0.000 claims abstract description 48
- 230000007246 mechanism Effects 0.000 claims abstract description 26
- 239000007788 liquid Substances 0.000 claims abstract description 23
- 239000000463 material Substances 0.000 claims abstract description 18
- 230000009471 action Effects 0.000 claims abstract description 5
- 238000007789 sealing Methods 0.000 claims description 3
- 230000005012 migration Effects 0.000 claims description 2
- 238000013508 migration Methods 0.000 claims description 2
- 230000001737 promoting effect Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims 2
- 238000004140 cleaning Methods 0.000 abstract description 16
- 239000007769 metal material Substances 0.000 abstract description 12
- 238000012545 processing Methods 0.000 abstract description 3
- 238000013461 design Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000007790 scraping Methods 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000011344 liquid material Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000004826 seaming Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001739 rebound effect Effects 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Centrifugal Separators (AREA)
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Abstract
The utility model relates to the technical field of cylinder jacket processing, in particular to a centrifugal casting device for a nodular cast iron cylinder jacket, which comprises a base, a movable seat and a centrifugal roller, wherein one end of the movable seat is fixedly connected with a liquid outlet pipe, the movable seat is provided with a liquid metal feeding cavity, the left side of the liquid metal feeding cavity is provided with an auxiliary pushing mechanism, the auxiliary pushing mechanism comprises a main pushing plate, an auxiliary pushing plate, a fixed sleeve and a rectangular limiting pipe, the main pushing plate rapidly slides to the right side from the left side of the liquid metal feeding cavity under the pushing of a linkage assembly, and simultaneously slides to the left side from the right side of the liquid metal feeding cavity under the combined action of a pulling assembly and a positioning assembly; one end of the fixed sleeve is fixedly connected with the rectangular limiting pipe, and the other end of the fixed sleeve extends into the liquid metal feeding cavity and is fixedly connected with the main pushing plate. According to the utility model, the main pushing plate is used for pushing the materials in the liquid metal material adding cavity into the liquid outlet pipe, and the auxiliary pushing plate is used for rapidly pushing the residual materials in the liquid outlet pipe into the centrifugal roller, so that the cleaning efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of cylinder sleeve processing, in particular to a centrifugal casting device for a nodular cast iron cylinder sleeve.
Background
The centrifugal casting device is equipment with higher automation degree, and can continuously produce the nodular cast iron cylinder sleeve. The method has the function of pouring molten iron into a mould, and uniformly distributing the molten iron on the inner wall of the mould by utilizing centrifugal force to form a nodular cast iron cylinder sleeve blank with a certain thickness.
The Chinese patent with the application number of CN202123205318.8 discloses a high-wear-resistance roll sleeve centrifugal casting forming device, which comprises a hollow casting cavity and a liquid metal adding device, wherein the liquid metal adding device is provided with a liquid outlet pipe, the liquid outlet pipe is inserted into the hollow rotating sleeve, and the device enables liquid metal to uniformly flow into the whole cavity under the action of centrifugal force, so that the liquid metal is fully filled and solidified;
however, the roller sleeve obtained by the method has the effects of saving materials, saving energy and having high benefit, but the cleaning work of the liquid metal adding device and the liquid outlet pipe on the liquid metal adding device is not mature enough, and mechanical cleaning or manual cleaning is usually adopted, no matter what the cleaning mode is, the liquid outlet pipe needs to be firstly extracted from the hollow rotating sleeve and then is simply cleaned, and the processing mode is long in preparation time, so that intractable adhesive is formed on the inner wall of the liquid outlet pipe due to solidification of materials, and the later cleaning is not facilitated, and the overall cleaning work burden is increased.
Disclosure of Invention
The utility model aims to provide a centrifugal casting device for a spheroidal graphite cast iron cylinder sleeve, which is used for solving the problems in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the centrifugal casting device for the nodular cast iron cylinder sleeve comprises a base, a movable seat and a centrifugal roller, wherein the movable seat and the centrifugal roller are arranged on the base, one end of the movable seat is pushed by a main pushing mechanism and horizontally moves on the base, the other end of the movable seat is fixedly connected with a liquid outlet pipe, an upward-opening liquid metal feeding cavity is formed in the movable seat, two groups of mounting blocks are symmetrically arranged on the left side of the top of the movable seat, a cover plate is rotatably arranged between the two groups of mounting blocks, one end of the cover plate is connected to a linkage assembly, and the other end of the cover plate is detachably fixed on the movable seat through a buckle so as to be used for shielding and sealing the liquid metal feeding cavity;
the left side of the liquid metal material adding cavity is provided with an auxiliary pushing mechanism, the auxiliary pushing mechanism comprises a main pushing plate, an auxiliary pushing plate, a fixed sleeve and a rectangular limiting pipe, the main pushing plate rapidly slides to the right side from the left side of the liquid metal material adding cavity under the pushing of the linkage assembly, and simultaneously slides to the left side from the right side of the liquid metal material adding cavity under the combined action of the pulling assembly and the positioning assembly;
the fixed sleeve one end fixed connection rectangle spacing pipe, the fixed sleeve other end stretches into liquid metal and adds the material chamber and fixed connection main push pedal, and the fixed sleeve is inside to be provided with the second pushing mechanism that is used for promoting supplementary push pedal, supplementary push pedal horizontal migration in the drain pipe inner chamber.
Preferably, two groups of driving rollers for providing driving force for the centrifugal roller are symmetrically arranged below the centrifugal roller, the two groups of driving rollers are fixedly arranged on the base through the mounting frame, two groups of trapezoidal perforations are symmetrically formed in the lower end face of the movable base, sliding rails are inserted into the trapezoidal perforations, and the sliding rails are fixedly arranged on the upper end face of the base.
Preferably, the linkage assembly comprises a longitudinal push rod, a longitudinal limiting block and a rack, wherein the longitudinal limiting block and the rack are both arranged in the movable seat in a limiting sliding manner, the rack extends into the movable seat from the upper end of the mounting block and is fixedly connected with the longitudinal limiting block, a spur gear engaged and connected with the rack is arranged on the mounting block in a limiting rotation manner, a central shaft is coaxially and fixedly connected with the spur gear, and the central shaft is fixedly inserted into one end of the cover plate.
Preferably, the lower extreme of vertical push rod is connected in locating component, the inside narrow mouth groove that holds locating component that has seted up of movable seat, locating component include arc fixture block and rectangle movable block, and the spacing slidable mounting of rectangle movable block is in the narrow mouth inslot, and rectangle movable block one end fixed connection arc fixture block, rectangle movable block other end are fixed to be provided with the magnetic sheet No. one, are provided with the magnetic sheet No. two with the same magnetic pole of the magnetic sheet No. one on the lateral wall in narrow mouth groove, offer the seam that holds the arc fixture block on the lateral wall of main push pedal.
Preferably, the main pushing mechanism comprises a hydraulic cylinder, front and rear end covers of the hydraulic cylinder are fixedly arranged at the left upper end of the base, a piston rod of the hydraulic cylinder extends outwards and is fixedly connected to the side wall of the movable base, the pulling mechanism comprises a stand column, a transverse pushing block, a wedge-shaped strip and a movable transverse plate, the transverse pushing block is arranged at the front side of the hydraulic cylinder and is fixedly connected with the stand column, and the stand column is fixedly arranged on the base.
Preferably, the wedge-shaped strip is arranged on the left side wall of the movable seat in a limiting sliding manner, an inclined plane is arranged on one side, close to the transverse pushing block, of the wedge-shaped strip, a group of movable transverse plates are horizontally arranged at the upper end and the lower end of the wedge-shaped strip, the movable transverse plates extend into the liquid metal material adding cavity and are fixedly connected with the main pushing plate, a first spring is fixedly connected to the left side of the main pushing plate, and a reserved cavity for accommodating the first spring is formed in the left side of the liquid metal material adding cavity.
Preferably, the movable transverse plate is provided with a chute, a poking column is inserted in the chute, and the poking column is fixedly connected with the wedge-shaped strip.
Preferably, the second pushing mechanism comprises an inner push rod, a limiting strip, a second spring, a driven round rod and a miniature electric push rod, wherein one end of the inner push rod is fixedly connected with the limiting strip, the other end of the inner push rod stretches into the fixed sleeve and is fixedly connected with the driven round rod, one end of the driven round rod is fixedly connected with the second spring, the other end of the driven round rod is fixedly connected with an auxiliary push plate, and the second spring is sleeved on the inner push rod.
Preferably, the rear end cover of the miniature electric push rod is fixedly arranged on the side wall of the rectangular limiting pipe, a piston rod of the rectangular limiting pipe extends outwards and is fixedly connected with a vertical rod, and the vertical rod is in abutting connection with the limiting strip.
Preferably, the standing groove symmetrical to the inner push rod is formed in the rectangular limiting pipe, the movable block is arranged in the standing groove in a limiting sliding manner, one end of the movable block is fixedly connected with the clamping strip, the other end of the movable block is fixedly connected with the spring III, the positioning opening for accommodating the clamping strip is formed in the inner push rod, the lateral wall of the movable block is provided with the transverse wedge-shaped groove, the cross movable strip is inserted in the transverse wedge-shaped groove, one end of the cross movable strip is arranged in the standing groove in a limiting sliding manner, and the other end of the cross movable strip extends out of the rectangular limiting pipe and is in contact connection with the lateral wall of the movable seat.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, through the design of the main pushing plate, the auxiliary pushing plate, the fixed sleeve and the rectangular limiting pipe, after the device finishes feeding, the liquid material remained on the side wall of the liquid metal feeding cavity is scraped in time and pushed into the liquid outlet pipe, and the residual material in the liquid outlet pipe is pushed into the centrifugal roller rapidly through the horizontal sliding auxiliary pushing plate, so that the waste of the material is avoided, the cleaning time is greatly shortened, the cleaning effect is improved, and a powerful guarantee is provided for the subsequent feeding work.
2. According to the utility model, through the design of the longitudinal central shaft, the spur gear, the push rod, the longitudinal limiting block and the rack, the rotary motion of the cover plate can be converted into the linear motion of the rectangular moving block, so that the arc-shaped clamping block can adaptively retract along with the placement state of the cover plate, and the rapid sliding effect of the main push plate is realized under the cooperation of the first spring, so that the scraping speed is improved.
3. The utility model has smart structure, and by the cooperation of the upright post, the transverse pushing block, the wedge-shaped bar, the movable transverse plate, the chute and the poking column, the main pushing plate can be adaptively pulled to the left side of the liquid metal feeding cavity in the process that the movable seat is far away from the central roller on the premise of not influencing the normal unlocking function of the linkage assembly on the positioning assembly, so that the cleaning work of the latter round is convenient.
4. Through the design of card strip, movable block, horizontal wedge groove and No. three springs, can guarantee to remove behind the effort to spacing at miniature electric putter, carry out quick spacing fixedly to interior push rod for the cross movable strip promotes the movable block smoothly, and under No. two spring's rebound effect, promotes fast and assists the push pedal and stretches into the drain pipe, carries out effective scraping and clearance to remaining material in the drain pipe.
Drawings
Fig. 1 is a schematic perspective view of the structure of the present utility model.
Fig. 2 is a schematic view of another view of the structure of the present utility model.
FIG. 3 is a schematic diagram of a pushing body according to the present utility model.
Fig. 4 is a schematic cut-away view of the mobile seat of the present utility model.
FIG. 5 is a schematic diagram of the connection of the pulling mechanism to the main push plate according to the present utility model.
FIG. 6 is a schematic view of a portion of the travel seat, main push plate and pulling mechanism of the present utility model.
Fig. 7 is an enlarged schematic view of the area a in fig. 6.
FIG. 8 is a schematic cross-sectional view of the main push plate and the movable cross plate of the present utility model.
Fig. 9 is a schematic diagram showing the connection between the auxiliary push plate and the second pushing mechanism in the present utility model.
Fig. 10 is an enlarged schematic view of region B in fig. 9.
In the figure: base 1, drive roller 2, centrifugal roller 3, slide track 4, movable seat 5, liquid metal adding cavity 501, mounting block 502, drain pipe 6, apron 7, center shaft 701, spur gear 702, main push plate 8, nip 801, auxiliary push plate 9, hydraulic cylinder 10, upright 11, lateral push block 12, wedge bar 13, movable cross plate 14, chute 1401, toggle post 15, spring number one 16, fixed sleeve 17, rectangular spacing tube 18, inner push rod 19, positioning opening 1901, spacing bar 20, spring number two 21, driven round bar 22, miniature electric push rod 23, clip bar 24, movable block 25, lateral wedge groove 2501, spring number three 26, cross movable bar 27, arc clamp 28, rectangular movable block 29, longitudinal wedge groove 30, longitudinal push rod 31, longitudinal spacing block 32, rack 33.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1 to 10, the present utility model provides the following technical solutions: the centrifugal casting device for the nodular cast iron cylinder sleeve comprises a base 1, a movable seat 5 and a centrifugal roller 3, wherein the movable seat 5 and the centrifugal roller 3 are arranged on the base 1, one end of the movable seat 5 is pushed by a main pushing mechanism and horizontally moves on the base 1, the other end of the movable seat 5 is fixedly connected with a liquid outlet pipe 6, a liquid metal material adding cavity 501 with an upward opening is formed in the movable seat 5, two groups of mounting blocks 502 are symmetrically arranged on the left side of the top of the movable seat 5, a cover plate 7 is rotatably arranged between the two groups of mounting blocks 502, one end of the cover plate 7 is connected to a linkage assembly, and the other end of the cover plate 7 is detachably fixed on the movable seat 5 through a buckle so as to be used for shielding and sealing the liquid metal material adding cavity 501;
specifically, when the feeding is performed, the cover plate 7 is turned up, so that the liquid metal feeding cavity 501 is opened; after the material adding is completed, the cover plate is turned downwards and fixed on one side of the upper end of the movable seat 5 through a buckle, so that the liquid metal material adding cavity 501 is shielded and sealed.
The left side of the liquid metal charging cavity 501 is provided with an auxiliary pushing mechanism, the auxiliary pushing mechanism comprises a main pushing plate 8, an auxiliary pushing plate 9, a fixed sleeve 17 and a rectangular limiting pipe 18, the main pushing plate 8 rapidly slides to the right side from the left side of the liquid metal charging cavity 501 under the pushing of a linkage assembly, and simultaneously slides to the left side from the right side of the liquid metal charging cavity 501 under the combined action of a pulling assembly and a positioning assembly;
one end of the fixed sleeve 17 is fixedly connected with a rectangular limiting pipe 18, the other end of the fixed sleeve 17 stretches into the liquid metal feeding cavity 501 and is fixedly connected with the main pushing plate 8, a second pushing mechanism for pushing the auxiliary pushing plate 9 is arranged inside the fixed sleeve 17, and the auxiliary pushing plate 9 horizontally moves in the inner cavity of the liquid outlet pipe 6.
Further, according to the utility model, through the design of the main pushing plate 8, the auxiliary pushing plate 9, the fixed sleeve 17 and the rectangular limiting pipe 18, after the device finishes feeding, the liquid material remained on the side wall of the liquid metal feeding cavity 501 can be scraped in time and pushed into the liquid outlet pipe 6, and the residual material in the liquid outlet pipe 6 is rapidly pushed into the centrifugal roller 3 through the auxiliary pushing plate 9 sliding horizontally, so that the waste of the material is avoided, the cleaning time is greatly shortened, the cleaning effect is improved, and a powerful guarantee is provided for the subsequent feeding work.
Two groups of driving rollers 2 for providing driving force for the centrifugal roller are symmetrically arranged below the centrifugal roller 3, the two groups of driving rollers 2 are fixedly arranged on the base 1 through a mounting frame, two groups of trapezoidal perforations are symmetrically formed in the lower end face of the movable seat 5, sliding rails 4 are inserted into the trapezoidal perforations, and the sliding rails 4 are fixedly arranged on the upper end face of the base 1.
Through setting up trapezoidal perforation and the cooperation of sliding guide 4 and use, can play the spacing effect of direction to the movable seat 5.
The linkage assembly comprises a longitudinal push rod 31, a longitudinal limiting block 32 and a rack 33, wherein the longitudinal limiting block 32 and the rack 33 are both arranged in the movable seat 5 in a limiting sliding manner, the rack 33 extends in from the upper end of the mounting block 502 and is fixedly connected with the longitudinal limiting block 32, a spur gear 702 which is meshed with the rack 33 is arranged on the mounting block 502 in a limiting rotation manner, a central shaft 701 is fixedly connected with the spur gear 702 in a coaxial and fixedly connected manner, and the central shaft 701 is fixedly inserted into one end of the cover plate 7.
Further, through the design of the longitudinal central shaft 701, the spur gear 702, the push rod 31, the longitudinal limiting block 32 and the rack 33, the rotary motion of the cover plate 7 can be converted into the linear motion of the rectangular moving block 29, so that the arc-shaped clamping block 28 can adaptively retract along with the placement state of the cover plate 7, and the rapid sliding effect of the main push plate 8 is realized under the cooperation of the first spring 16, so that the scraping speed is improved.
The lower extreme of vertical push rod 31 is connected in locating component, and the inside narrow mouth groove that holds locating component that has seted up of movable seat 5, and locating component includes arc fixture block 28 and rectangle movable block 29, and the spacing slidable mounting of rectangle movable block 29 is in the narrow mouth inslot, and rectangle movable block 29 one end fixed connection arc fixture block 28, rectangle movable block 29 other end are fixed to be provided with the magnetic sheet No. one, are provided with the magnetic sheet No. two with the same magnetic pole of the magnetic sheet No. one on the lateral wall in narrow mouth groove, have seted up the seam 801 that holds arc fixture block 28 on the lateral wall of main push pedal 8.
Further, by setting the first magnetic sheet and the second magnetic sheet with the same magnetic pole to be used in cooperation with the rectangular moving block 29, the arc-shaped clamping block 28 can be rapidly pushed to be inserted into the seaming 801 when the main pushing plate 8 moves towards the direction of the limit strip 20, so that limit fixing of the main pushing plate 8 is realized.
The main pushing mechanism comprises a hydraulic cylinder 10, front and rear end covers of the hydraulic cylinder 10 are fixedly arranged at the left upper end of the base 1, a piston rod of the hydraulic cylinder 10 extends outwards and is fixedly connected to the side wall of the movable seat 5, the pulling mechanism comprises a vertical column 11, a transverse pushing block 12, a wedge-shaped strip 13 and a movable transverse plate 14, the transverse pushing block 12 is arranged at the front side of the hydraulic cylinder 10 and is fixedly connected with the vertical column 11, and the vertical column 11 is fixedly arranged on the base 1.
Further, through the cooperation of stand 11, horizontal ejector pad 12, wedge strip 13, removal diaphragm 14, chute 1401 and stir the cooperation use of post 15, under the prerequisite that does not influence the normal unblock function of link assembly to locating component, can also be in the in-process of moving seat 5 away from heart cylinder 3, self-adaptation is pulled main push pedal 8 to the left side in liquid metal material adding cavity 501 to the clearance work of the later round of convenience.
The spacing slidable mounting of wedge strip 13 is on the left side wall of movable seat 5, and one side that wedge strip 13 is close to horizontal ejector pad 12 is provided with the inclined plane, and the upper and lower both ends of wedge strip 13 all horizontally are provided with a set of removal diaphragm 14, and the removal diaphragm 14 stretches into liquid metal and adds in the material chamber 501 and fixed connection main push pedal 8, and the left side fixedly connected with spring 16 of main push pedal 8, the left side of liquid metal adds the material chamber 501 has seted up the reservation chamber that holds spring 16.
The movable transverse plate 14 is provided with a chute 1401, a stirring column 15 is inserted into the chute 1401, and the stirring column 15 is fixedly connected with the wedge-shaped strip 13.
The second pushing mechanism comprises an inner push rod 19, a limiting strip 20, a second spring 21, a driven round rod 22 and a miniature electric push rod 23, wherein one end of the inner push rod 19 is fixedly connected with the limiting strip 20, the other end of the inner push rod 19 stretches into the fixed sleeve 17 and is fixedly connected with the driven round rod 22, one end of the driven round rod 22 is fixedly connected with the second spring 21, the other end of the driven round rod 22 is fixedly connected with the auxiliary push plate 9, and the second spring 21 is sleeved on the inner push rod 19.
Further, by means of the design of the inner push rod 19, the limit bar 20, the driven round rod 22 and the miniature electric push rod 23, the auxiliary push plate 9 can be pushed into the main push plate 8 in time after the cleaning work is completed, so that preparation is made for the smooth cleaning work of the next round;
the rear end cover of the miniature electric push rod 23 is fixedly arranged on the side wall of the rectangular limiting pipe 18, a piston rod of the rectangular limiting pipe 18 extends outwards and is fixedly connected with a vertical rod, and the vertical rod is in abutting connection with the limiting strip 20.
The inside standing groove that has set up about interior push rod 19 symmetry of rectangle spacing pipe 18, spacing slidable mounting has movable block 25 in the standing groove, movable block 25 one end fixedly connected with card strip 24, the other end fixedly connected with spring No. three 26 of movable block 25, set up the locating hole 1901 that holds card strip 24 on the interior push rod 19, set up horizontal wedge groove 2501 on the lateral wall of movable block 25, peg graft in horizontal wedge groove 2501 and have cross movable strip 27, cross movable strip 27 one end spacing slidable mounting is in the standing groove, cross movable strip 27 other end stretches out rectangle spacing pipe 18 and is connected with the lateral wall contact of movable seat 5.
Further, through the design of the clamping strip 24, the moving block 25, the transverse wedge-shaped groove 2501 and the third spring 26, the inner push rod 19 can be rapidly limited and fixed after the acting force on the limiting strip 20 is relieved by the miniature electric push rod 23, so that the cross moving strip 27 smoothly pushes the moving block 25, and the auxiliary push plate 9 is rapidly pushed to extend into the liquid outlet pipe 6 under the rebound force of the second spring 21, so that the residual materials in the liquid outlet pipe 6 are effectively scraped and cleaned.
When the feeding is performed, firstly, the hydraulic cylinder 10 is started, the piston rod of the hydraulic cylinder 10 extends outwards and is pushed to the movable seat 5, so that the movable seat 5 drives the liquid outlet pipe 6 to move towards the direction of the centrifugal roller 3, then the cover plate 7 is turned upwards, the liquid metal material is added into the liquid metal feeding cavity 501, then flows into the centrifugal roller 3 from the liquid outlet pipe 6, and the centrifugal roller 3 rotates at a high speed under the drive of the two groups of driving rollers 2, so that the effect of centrifugal casting is achieved;
after the material is added, the cover plate 7 is opened again, the central shaft 701 drives the spur gear 702 to rotate, the spur gear 702 acts on the rack 33, the rack 33 drives the longitudinal limiting block 32 to move downwards, the longitudinal push rod 31 moves upwards and presses the longitudinal wedge-shaped groove 30, the rectangular moving block 29 is stressed to drive the arc-shaped clamping block 28 to be pulled out of the seaming opening 801, so that the limiting effect on the main push plate 8 is relieved, the main push plate 8 drives the auxiliary push plate 9 to slide from the left side to the right side of the liquid metal adding cavity 501 under the force of the first spring 16, the material on the side wall of the liquid metal adding cavity 501 is intensively pushed into the liquid pipe 6, and when the rectangular limiting pipe 18 which moves synchronously with the main push plate 8 just abuts against the side wall of the moving seat 5, the cross-shaped moving bar 27 on the rack is stressed to press the transverse wedge-shaped groove 2501, the moving block 25 is stressed to drive the clamping bar 24 to be pulled out of the positioning opening 1901 rapidly, so that the limiting effect on the inner push rod 19 is relieved, and the driven round rod 22 drives the auxiliary push plate 9 to slide in the liquid pipe 6 rapidly under the elastic force of the second spring 21 to clean the material in the liquid pipe 6.
After the cleaning work is finished, the hydraulic cylinder 10 is started again, the piston rod of the hydraulic cylinder 10 is retracted inwards and pulls the movable seat 5, when the inclined surface of the wedge-shaped strip 13 is continuously contacted with the transverse pushing block 12, the wedge-shaped strip 13 is stressed to drive the toggle rod 15 on the wedge-shaped strip to act on the chute 1401, so that the movable transverse plate 14 is stressed and pulls the main pushing plate 8 back to the left side of the liquid metal material adding cavity 501, then the miniature electric push rod 23 is started, the piston rod of the miniature electric push rod 23 extends outwards and pushes the limiting strip 20, so that the limiting strip 20 drives the inner push rod 19, the driven round rod 22 and the auxiliary pushing plate 9 to move leftwards until the auxiliary pushing plate 9 is just attached to the main pushing plate 8, and then the piston rod of the miniature electric push rod 23 is retracted inwards, and at the moment, the inner push rod 19 is kept motionless under the limit of the clamping strip 24 so as to be ready for smooth cleaning work of the next round.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the utility model as defined by the appended claims and their equivalents.
Claims (10)
1. The utility model provides a centrifugal casting device for nodular cast iron cylinder jacket, includes base (1) and sets up removal seat (5) and centrifugal cylinder (3) on base (1), its characterized in that: one end of the movable seat (5) is pushed by the main pushing mechanism and horizontally moves on the base (1), a liquid outlet pipe (6) is fixedly connected to the other end of the movable seat (5), an upward-opening liquid metal feeding cavity (501) is formed in the movable seat (5), two groups of mounting blocks (502) are symmetrically arranged on the left side of the top of the movable seat (5), a cover plate (7) is rotatably arranged between the two groups of mounting blocks (502), one end of the cover plate (7) is connected to the linkage assembly, and the other end of the cover plate (7) is detachably fixed on the movable seat (5) through a buckle so as to be used for shielding and sealing the liquid metal feeding cavity (501);
the left side of the liquid metal feeding cavity (501) is provided with an auxiliary pushing mechanism, the auxiliary pushing mechanism comprises a main pushing plate (8), an auxiliary pushing plate (9), a fixed sleeve (17) and a rectangular limiting pipe (18), the main pushing plate (8) rapidly slides to the right side from the left side of the liquid metal feeding cavity (501) under the pushing of a linkage assembly, and simultaneously slides to the left side from the right side of the liquid metal feeding cavity (501) under the combined action of a pulling assembly and a positioning assembly;
fixed bolster (17) one end fixed connection rectangle spacing pipe (18), the other end of fixed bolster (17) stretches into liquid metal and adds material chamber (501) and fixed connection main push pedal (8), and fixed bolster (17) inside is provided with the second pushing mechanism that is used for promoting supplementary push pedal (9), and supplementary push pedal (9) horizontal migration in drain pipe (6) inner chamber.
2. The centrifugal casting device for the spheroidal graphite cast iron cylinder liner according to claim 4, wherein: two groups of driving rollers (2) for providing driving force for the centrifugal roller are symmetrically arranged below the centrifugal roller (3), the two groups of driving rollers (2) are fixedly arranged on the base (1) through a mounting frame, two groups of trapezoidal perforations are symmetrically formed in the lower end face of the movable seat (5), sliding rails (4) are inserted into the trapezoidal perforations, and the sliding rails (4) are fixedly arranged on the upper end face of the base (1).
3. The centrifugal casting device for a spheroidal graphite cast iron cylinder liner according to claim 1, wherein: the linkage assembly comprises a longitudinal push rod (31), a longitudinal limiting block (32) and a rack (33), wherein the longitudinal limiting block (32) and the rack (33) are all installed in the movable seat (5) in a limiting sliding mode, the rack (33) stretches into the upper end of the installation block (502) and is fixedly connected with the longitudinal limiting block (32), a spur gear (702) which is meshed with the rack (33) is installed on the installation block (502) in a limiting rotation mode, a central shaft (701) is fixedly connected with the spur gear (702) in a coaxial mode, and the central shaft (701) is fixedly inserted into one end of the cover plate (7).
4. A centrifugal casting apparatus for a spheroidal graphite cast iron cylinder liner according to claim 3, wherein: the lower extreme of vertical push rod (31) is connected in locating component, the inside narrow mouth groove that holds locating component that has been offered of movable seat (5), locating component includes arc fixture block (28) and rectangle movable block (29), spacing slidable mounting of rectangle movable block (29) is in the narrow mouth inslot, arc fixture block (28) of rectangle movable block (29) one end fixed connection, rectangle movable block (29) other end is fixed and is provided with the magnetic sheet No. one, be provided with the magnetic sheet No. two with the same magnetic pole of magnetic sheet No. one on the lateral wall in narrow mouth groove, offered on the lateral wall of main push pedal (8) and held seam (801) of arc fixture block (28).
5. The centrifugal casting device for a spheroidal graphite cast iron cylinder liner according to claim 1, wherein: the main pushing mechanism comprises a hydraulic cylinder (10), front and rear end covers of the hydraulic cylinder (10) are fixedly arranged at the left upper end of a base (1), a piston rod of the hydraulic cylinder (10) extends outwards and is fixedly connected to the side wall of a movable seat (5), the pulling mechanism comprises a stand column (11), a transverse pushing block (12), a wedge-shaped strip (13) and a movable transverse plate (14), the transverse pushing block (12) is arranged at the front side of the hydraulic cylinder (10) and is fixedly connected with the stand column (11), and the stand column (11) is fixedly arranged on the base (1).
6. The centrifugal casting device for the spheroidal graphite cast iron cylinder liner according to claim 5, wherein: the wedge-shaped strip (13) is arranged on the left side wall of the movable seat (5) in a limiting sliding mode, an inclined surface is arranged on one side, close to the transverse pushing block (12), of the wedge-shaped strip (13), a group of movable transverse plates (14) are horizontally arranged at the upper end and the lower end of the wedge-shaped strip (13), the movable transverse plates (14) extend into the liquid metal feeding cavity (501) and are fixedly connected with the main pushing plate (8), a first spring (16) is fixedly connected to the left side of the main pushing plate (8), and a reserved cavity for accommodating the first spring (16) is formed in the left side of the liquid metal feeding cavity (501).
7. The centrifugal casting device for the spheroidal graphite cast iron cylinder liner according to claim 5, wherein: a chute (1401) is formed in the movable transverse plate (14), a poking column (15) is inserted into the chute (1401), and the poking column (15) is fixedly connected with the wedge-shaped strip (13).
8. The centrifugal casting device for a spheroidal graphite cast iron cylinder liner according to claim 1, wherein: the second pushing mechanism comprises an inner push rod (19), a limiting strip (20), a second spring (21), a driven round rod (22) and a miniature electric push rod (23), wherein one end of the inner push rod (19) is fixedly connected with the limiting strip (20), the other end of the inner push rod (19) stretches into the fixed sleeve (17) and is fixedly connected with the driven round rod (22), one end of the driven round rod (22) is fixedly connected with the second spring (21), the other end of the driven round rod (22) is fixedly connected with the auxiliary push plate (9), and the second spring (21) is sleeved on the inner push rod (19).
9. The centrifugal casting device for the spheroidal graphite cast iron cylinder liner according to claim 8, wherein: the rear end cover of the miniature electric push rod (23) is fixedly arranged on the side wall of the rectangular limiting pipe (18), a piston rod of the rectangular limiting pipe (18) extends outwards and is fixedly connected with a vertical rod, and the vertical rod is in abutting connection with the limiting strip (20).
10. The centrifugal casting device for a spheroidal graphite cast iron cylinder liner according to claim 9, wherein: the inside standing groove that is about interior push rod (19) symmetry of seting up of rectangle spacing pipe (18), spacing slidable mounting has movable block (25) in the standing groove, movable block (25) one end fixedly connected with card strip (24), movable block (25) other end fixedly connected with spring (26) No. three, set up locating hole (1901) that holds card strip (24) on interior push rod (19), set up horizontal wedge groove (2501) on the lateral wall of movable block (25), cross movable strip (27) have been inserted in horizontal wedge groove (2501), spacing slidable mounting is in the standing groove in cross movable strip (27) one end, cross movable strip (27) other end stretches out rectangle spacing pipe (18) and is connected with the lateral wall contact of movable seat (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311364184.5A CN117226063B (en) | 2023-10-20 | 2023-10-20 | Centrifugal casting device for spheroidal graphite cast iron cylinder sleeve |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311364184.5A CN117226063B (en) | 2023-10-20 | 2023-10-20 | Centrifugal casting device for spheroidal graphite cast iron cylinder sleeve |
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| CN117226063A true CN117226063A (en) | 2023-12-15 |
| CN117226063B CN117226063B (en) | 2024-08-16 |
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| CN202311364184.5A Active CN117226063B (en) | 2023-10-20 | 2023-10-20 | Centrifugal casting device for spheroidal graphite cast iron cylinder sleeve |
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| GB725601A (en) * | 1952-04-21 | 1955-03-09 | Metallurg Ariegeoise Et Lorrai | Improvements in or relating to processes and moulds for the centrifugal casting of pipes and other pieces |
| US3710848A (en) * | 1970-09-08 | 1973-01-16 | Peugeot & Renault | Centrifugal casting devices |
| JPS5884653A (en) * | 1981-11-12 | 1983-05-20 | Kubota Ltd | Centrifugal casting method of die |
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| CN209716425U (en) * | 2019-04-15 | 2019-12-03 | 安阳市现书特种轴承有限公司 | Axle sleeve centrifugal casting equipment with pusher |
| CN111136231A (en) * | 2020-01-20 | 2020-05-12 | 青岛鑫盛源轧辊有限公司 | Centrifugal casting machine and roll casting process |
| CN113084115A (en) * | 2021-04-07 | 2021-07-09 | 江苏双勤新能源科技有限公司 | Vertical centrifugal casting equipment for manufacturing twisted sheet tube |
| CN115156496A (en) * | 2022-06-30 | 2022-10-11 | 河南九州铸管科技有限公司 | Centrifugal casting system special for cast iron pipe |
| CN116423903A (en) * | 2023-03-02 | 2023-07-14 | 华南理工大学 | Gas-liquid combined horizontal waste material pressing machine and pressing method for industrial dust collector |
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|---|---|
| CN117226063B (en) | 2024-08-16 |
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