CN111644589A - Cast iron pipe double-station centrifugal casting machine - Google Patents
Cast iron pipe double-station centrifugal casting machine Download PDFInfo
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- CN111644589A CN111644589A CN202010566838.2A CN202010566838A CN111644589A CN 111644589 A CN111644589 A CN 111644589A CN 202010566838 A CN202010566838 A CN 202010566838A CN 111644589 A CN111644589 A CN 111644589A
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- pipe drawing
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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
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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
- B22D13/101—Moulds
- B22D13/105—Cooling for moulds or cores
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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
- B22D13/12—Controlling, supervising, specially adapted to centrifugal casting, e.g. for safety reasons
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Spray Control Apparatus (AREA)
Abstract
The invention discloses a cast iron pipe double-station centrifugal casting machine which comprises a cast iron pipe mechanism, an auxiliary processing mechanism and a control mechanism, wherein the cast iron pipe mechanism is used for casting and forming an iron pipe and comprises a large bottom plate, four groups of supporting wheels, a main machine frequency modulation motor and two groups of self-pouring trolleys, the large bottom plate is fixedly arranged on a foundation and used for bearing a mold and providing centrifugal power for the mold to rotate, the four groups of supporting wheels are respectively arranged on two sides of the large bottom plate and used for providing power for the supporting wheels to rotate, and the two groups of self-pouring trolleys are arranged at the pouring end of the cast iron pipe mechanism. The double-station centrifugal casting machine integrates spraying, pipe casting, pipe drawing and cleaning, reduces the overall floor area of equipment, and reduces the input cost of raw materials; meanwhile, the bearing assembly, the spraying assembly, the tube drawing assembly and the cleaning assembly are driven by gears and racks, so that the variable transmission ratio can be realized, and the reliability is high.
Description
Technical Field
The invention belongs to the technical field of casting equipment, and particularly discloses a cast iron pipe double-station centrifugal casting machine.
Background
In recent years, with the development and progress of the whole centrifugal casting industry, various related centrifugal casting devices are continuously updated. On the other hand, the ever-increasing demands of the market for product quality lead to a corresponding increase in the operating accuracy of centrifugal casting plants. In order to meet the market demand of more stability and high efficiency, the company determines to carry out technical improvement on the old cast iron pipe double-station centrifugal casting machine, and aims to greatly improve the operation precision of centrifugal casting equipment, optimize the coordination among all subsequent stations, reduce the original floor area of the equipment and reduce the investment of raw materials.
Disclosure of Invention
The invention discloses a cast iron pipe double-station centrifugal casting machine, which is used for making up the defects of the old double-station centrifugal casting machine of our company, further optimizing the mutual matching among all the subsequent stations, improving the running precision of equipment, reducing the fault rate in the running of the equipment, further fundamentally improving the production efficiency and improving the quality of cast iron pipes produced by the equipment; the total occupied area of the equipment is reduced, and the raw material input cost is reduced. Meanwhile, a cleaner production site can be provided for a production user, and meanwhile, the reasonable layout is also beneficial to real-time monitoring and daily maintenance in the production process.
In order to achieve the purpose, the invention provides the scheme that:
the cast iron pipe double-station centrifugal casting machine comprises a cast iron pipe mechanism, an auxiliary processing mechanism and a control mechanism, wherein the cast iron pipe mechanism is used for casting and molding an iron pipe and comprises a large bottom plate, four groups of supporting wheels, a main machine frequency modulation motor and two groups of self-pouring trolleys, the large bottom plate is fixedly arranged on a foundation and used for bearing a mold and providing centrifugal power for the mold to complete rotation, the four groups of supporting wheels are respectively arranged on two sides of the large bottom plate and used for providing power for the supporting wheels to complete rotation, and the two groups of self-pouring trolleys are arranged at a pouring end of the cast iron pipe mechanism.
Preferably, the bearing assembly comprises: a base, two transverse guide rails, a linear walking rack, a walking variable frequency motor, a walking reducer, four wheels and a transverse vehicle platform, the base is fixed on the other side of the cast iron pipe mechanism far away from the pouring end, the two transverse guide rails are laid on the two sides of the base in parallel, the sliding direction of the transverse guide rail is vertical to the axis of the mould, the linear walking rack and the transverse guide rail are laid on the base in parallel, the four wheels are respectively and symmetrically arranged on the bottom surface of the transverse vehicle platform, each wheel is contacted with the transverse guide rail through the edge of the wheel and can move along the transverse guide rail, the walking variable frequency motor is fixedly arranged below the transverse vehicle platform, a power output shaft of the walking variable frequency motor is meshed with the linear walking rack through a walking speed reducer and a gear, and the walking variable frequency motor drives the transverse vehicle platform to move on the transverse guide rail.
Preferably, the tube drawing assembly comprises two tube drawing units symmetrically arranged on the transverse vehicle platform, each tube drawing unit is provided with a plurality of tube drawing supporting stand columns, a tube drawing guide rail bracket, a tube drawing walking rack rail, a tube drawing seat, a tube drawing variable frequency motor, a tube drawing gear, a tube drawing cylinder, a tube drawing head, three pneumatic tube supporting wheel frames and two tube rolling brackets, the tube drawing supporting stand columns are vertically fixed on the base, the tube drawing guide rail bracket is fixed on the outer side of the upper part of the tube drawing supporting stand column, the tube drawing walking rack rail is arranged below the tube drawing guide rail bracket, the tube drawing seat is slidably arranged on the tube drawing guide rail bracket, the tube drawing variable frequency motor is arranged on the tube drawing seat, the tube drawing gear is arranged on a transmission shaft of the tube drawing variable frequency motor, and the tube drawing gear is meshed with the tube drawing walking rack rail, the tube drawing cylinder is fixed on the tube drawing base, a piston rod of the tube drawing cylinder is connected with the tube drawing head, the pneumatic tube supporting wheel frame is installed on the base and located on the outer side of the tube drawing supporting upright post under the tube drawing guide rail support, and the two tube rolling supports are respectively fixed between the pneumatic tube supporting wheel frames.
Preferably, the spraying assembly is provided with a spraying guide rail support, a spraying roller bracket, a spraying walking rack rail, a spraying seat, a spraying motor, a spraying gear, a spraying rod and a spraying stirring tank, the spraying guide rail support is arranged on the base and is positioned between the two pipe drawing units, the spraying walking rack rail is arranged on the spraying guide rail support, the spraying walking rack rail is parallel to the pipe drawing walking rack rail, the spraying seat is slidably arranged on the spraying guide rail support, the spraying motor is arranged on the spraying seat, the spraying gear is arranged on a transmission shaft of the spraying motor, the spraying gear is meshed with the spraying walking rack rail, the tail end of the spraying rod is fixed on the spraying seat, the spraying roller bracket is arranged on the spraying guide rail support and is used for supporting the head end of the spraying rod, the tail end of the spraying rod is communicated with the spraying stirring tank.
Preferably, the cleaning and coating assembly is provided with a cleaning and coating guide rail support, a cleaning and coating roller bracket, a cleaning and coating traveling rack rail, a cleaning and coating seat, a cleaning and coating motor, a cleaning and coating gear and a cleaning and coating rod, the cleaning and coating guide rail support is arranged on the base, and is positioned between any one of the tube drawing units and the spraying guide rail bracket, the clear coating traveling rack rail is arranged on the clear coating guide rail bracket, the clear coating traveling rack rail is parallel to the spraying traveling rack rail, the clear coating seat is slidably arranged on the clear coating guide rail bracket, the cleaning and coating motor is arranged on the cleaning and coating seat, the cleaning and coating gear is arranged on a transmission shaft of the cleaning and coating motor, the clear coating gear is meshed with the clear coating traveling rack rail, the tail end of the clear coating rod is fixed on the clear coating seat, the clear gyro wheel bracket of scribbling is installed clear on scribbling the guide rail support for hold up clear head end of scribbling the pole.
Preferably, the structural formula dust removal subassembly includes structural formula exhaust duct and over-and-under type dust excluding hood, the structural formula exhaust duct is frame construction cage cover in big bottom plate top, the over-and-under type dust excluding hood is installed in structural formula exhaust duct top and is located pouring end one side for to the processing of the dust waste gas that the clearance was scribbled and the pouring produced.
Preferably, the pneumatic trusteeship wheel carrier includes cylinder support, cylinder, link and cell type gyro wheel, the cylinder support is fixed in on the tube drawing seat, the cylinder is installed in the cylinder support, the piston rod tip of cylinder connects the link, the cell type gyro wheel rotatable mounting in the link, the axis of cell type gyro wheel with tube drawing walking rack track is perpendicular.
Preferably, the device further comprises a wireless transmitter and a wireless receiver, wherein the wireless receiver is in communication connection with the control mechanism and simultaneously receives a pulse signal from the wireless transmitter to control the control mechanism.
Compared with the prior art, the invention has the beneficial effects that:
1. the double-station centrifugal casting machine integrates spraying, pipe casting, pipe drawing and cleaning, reduces the overall floor area of equipment, and reduces the input cost of raw materials;
2. the bearing assembly, the spraying assembly, the tube drawing assembly and the coating cleaning assembly are driven by gears and racks, so that the variable transmission ratio can be realized, and the reliability is high;
3. when the device is used, pipe drawing and spraying can be simultaneously carried out, so that the production efficiency is fundamentally improved, and the quality of cast iron pipes produced by the device is improved;
drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic front view of a cast iron pipe mechanism according to the present invention;
FIG. 2 is a left side view of the cast iron pipe mechanism of the present invention;
FIG. 3 is a left side view of the auxiliary processing mechanism of the present invention;
FIG. 4 is a schematic top view of the auxiliary processing mechanism of the present invention;
fig. 5 is a schematic front view of the tube drawing unit according to the present invention.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
In order to make the technical solutions of the present application better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the embodiments of the present application, and it is obvious that the described embodiments are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
As shown in fig. 1-5, the cast iron pipe double-station centrifugal casting machine comprises a cast iron pipe mechanism 1, an auxiliary processing mechanism 2 and a control mechanism (not shown in the figures), wherein the cast iron pipe mechanism 1 is used for casting and molding an iron pipe, the device comprises a large bottom plate 11 for realizing stability on a fixed foundation, four groups of riding wheels 12 which are positioned above the large bottom plate 11, bear a mould A and provide centrifugal power for the mould A to complete rotation, a main machine frequency modulation motor 13 which is respectively arranged at two sides of the large bottom plate 11 and provides power for the riding wheels 12 to complete rotation, and two groups of self-pouring trolleys 14 positioned at the pouring end of a cast iron pipe mechanism 1, wherein the auxiliary processing mechanism 2 is used for spraying, pipe drawing and clear coating, which comprises a bearing component 21, a spraying component 22, a tube drawing component 23 and a coating cleaning component 24, the control mechanism controls the cast iron pipe mechanism 1 and the auxiliary processing mechanism 2 to be matched to realize simultaneous pipe drawing and spraying/cleaning.
The carrier assembly 21 includes: the base 211 is fixed on the other side of the cast iron pipe mechanism 1 far away from the pouring end, the two transverse guide rails 212 are laid on two sides of the base 211 in parallel, the sliding direction of the transverse guide rails 212 is perpendicular to the axis of the mold A, the linear walking rack 213 and the transverse guide rails 212 are laid on the base 211 in parallel, the four wheels 215 are respectively and symmetrically installed on the bottom surface of the transverse vehicle platform 216, each wheel 215 is in contact with the transverse guide rails 212 through the edges of the wheels 215 and can move along the transverse guide rails 212, the walking variable frequency motor 214 is fixedly installed below the transverse vehicle platform 216, and a power output shaft of the walking variable frequency motor 214 is meshed with the linear walking rack 213 through the walking reducer and the gears, the transverse vehicle platform 216 is driven to move on the transverse guide rail 212 by the walking variable frequency motor 214.
The tube drawing assembly 23 comprises two tube drawing units symmetrically mounted on the transverse vehicle platform 216, each tube drawing unit is provided with a plurality of tube drawing support columns 231, a tube drawing guide rail bracket 232, a tube drawing walking rack rail 233, a tube drawing seat 234, a tube drawing variable frequency motor 235, a tube drawing gear, a tube drawing cylinder 236, a tube drawing head 237, three pneumatic tube supporting wheel frames 238 and two tube rolling brackets 239, the plurality of tube drawing support columns 231 are vertically fixed on the base 211, the tube drawing guide rail bracket 232 is fixed on the outer side of the upper part of the tube drawing support column 231, the tube drawing walking rack rail 233 is mounted below the tube drawing guide rail bracket 232, the tube drawing seat 234 is slidably mounted on the tube drawing guide rail bracket 232, the tube drawing variable frequency motor 235 is mounted on the tube drawing seat 234, the tube drawing gear is mounted on a transmission shaft of the tube drawing variable frequency motor 235, the tube drawing gear is meshed with the tube drawing walking rack track 233, the tube drawing cylinder 236 is fixed on the tube drawing seat 234, a piston rod of the tube drawing cylinder 236 is connected with the tube drawing head 237, the three pneumatic tube supporting wheel frames 238 are installed on the base 211 and located on the outer side of the tube drawing supporting upright post 231 under the tube drawing guide rail bracket 232, and the two tube rolling brackets 239 are respectively fixed between the pneumatic tube supporting wheel frames 238.
The spraying component 22 is provided with a spraying guide rail bracket 221, a spraying roller bracket 222, a spraying walking rack rail 223, a spraying seat 224, a spraying motor 225, a spraying gear, a spraying rod 226 and a spraying stirring tank 227, the spraying guide rail bracket 221 is installed on the base 211 and is positioned between the two tube drawing units, the spraying walking rack rail 223 is installed on the spraying guide rail bracket 221, the spraying walking rack rail 223 is parallel to the tube drawing walking rack rail 233, the spraying seat 224 is slidably installed on the spraying guide rail bracket 221, the spraying motor 225 is installed on the spraying seat 224, the spraying gear is installed on a transmission shaft of the spraying motor 225, the spraying gear is meshed with the spraying walking rack rail 223, the tail end of the spraying rod 226 is fixed on the spraying seat 224, the spraying roller bracket 222 is installed on the spraying guide rail bracket 221, for supporting the head end of the spraying rod 226, and the tail end of the spraying rod 226 is communicated with the spraying stirring tank 227.
The cleaning component 24 is provided with a cleaning guide rail bracket 241, a cleaning roller bracket 242, a cleaning traveling rack rail 243, a cleaning seat 244, a cleaning motor 245, a cleaning gear and a cleaning rod 246, the cleaning guide rail bracket 241 is installed on the base 211 and is positioned between any tube drawing unit and the spraying guide rail bracket 221, the cleaning traveling rack rail 243 is installed on the cleaning guide rail bracket 241, the cleaning traveling rack rail 243 is parallel to the spraying traveling rack rail 223, the cleaning seat 244 is slidably installed on the cleaning guide rail bracket 241, the cleaning motor 245 is installed on the cleaning seat 244, the cleaning gear is installed on a transmission shaft of the cleaning motor 245, the cleaning gear is engaged with the cleaning traveling rack rail, the tail end of the cleaning rod 246 is fixed on the cleaning seat 244, the cleaning roller bracket 242 is installed on the cleaning guide rail bracket 241, for lifting the head end of the cleaning rod 246.
The structural dust removal component 3 comprises a structural exhaust duct 31 and a lifting dust removal cover 32, the structural exhaust duct 31 is in a frame structure and covers the upper side of the large bottom plate 11, and the lifting dust removal cover 32 is arranged on one side of the top of the structural exhaust duct 31, located at the pouring end, and used for cleaning and treating dust and waste gas generated by pouring.
Over-and-under type dust excluding hood 32 includes cylinder support, cylinder, link and cell type gyro wheel, cylinder support is fixed in on the tube drawing seat 234, the cylinder is installed in the cylinder support, the tailpiece of the piston rod portion of cylinder connects the link, cell type gyro wheel rotatable mounting in the link, the axis of cell type gyro wheel with tube drawing walking rack track 233 is perpendicular.
The wireless receiver is in communication connection with the control mechanism and receives a pulse signal from the wireless transmitter to control the control mechanism.
The control mechanism is controlled through the wireless transmitter, so that the operation of the casting machine is controlled, and the production safety is guaranteed.
The specific operation and steps of the present invention are shown in fig. 1 to 5:
as shown in fig. 1, firstly, a casting station No. 1 on the left side and a casting station No. 2 on the right side are preset,
as shown in FIG. 3, a No. 1 tube drawing station is arranged on the left side, a No. 2 tube drawing station is arranged on the right side,
the cast tube mould A on the No. 1 pouring station and the No. 2 pouring station are in an idle running state to be poured, and the pouring sequence is started from the No. 1 pouring station.
1. Firstly, the lifting type dust hood 32 descends and covers the pouring end of the cast iron pipe mechanism 1 and starts to run for air draft;
2. the control mechanism controls a spraying motor 225 of the spraying assembly 22 to rotate, and a spraying rod 226 is sent into an inner hole of a cast tube mold A of the No. 1 pouring station through the interaction of a spraying gear and a spraying rack guide rail;
3. a spraying sensor (not shown in the figure) feeds back a signal of the arrival position of the spraying rod 226 to the control mechanism, and is controlled by an electric signal, so that the coating in a suspension state is conveyed to the top end of the spraying rod 226 from the spraying stirring tank 227 by air pressure, and the spraying assembly 22 starts to perform coating spraying operation;
the spraying sensor is arranged on the spraying base 224, and two corresponding spraying sensor induction sheets are arranged at two ends of the spraying guide rail bracket 221;
4. the spraying motor 225 of the spraying component 22 rotates reversely, and the spraying rod 226 which is spraying is taken out of the inner hole of the cast tube mold A of the No. 1 casting station through the interaction of the spraying gear and the spraying rack guide rail;
5. the spraying sensor feeds back a position signal returned by the spraying rod 226 to the control mechanism, and the spraying sensor is controlled by an electric signal, so that the spraying component 22 stops the spraying action of the coating, and the spraying rod 226 continuously moves backwards to return to the initial position;
6. after the spraying action is finished, the descending dust hood of the No. 1 pouring station is lifted upwards, the pouring trolley 14 is controlled by an electric signal to move to the No. 1 pouring station to-be-poured position to carry out the ladle turning action, and the red hot molten iron is injected into the No. 1 pouring station pipe casting mold A rotating at a high speed;
7. meanwhile, the auxiliary processing mechanism 2 is rotated by a traveling variable frequency motor 214 of the bearing assembly 21 and drives a transverse vehicle platform 216 to displace through the interaction of a gear and a linear traveling rack 213 of a transverse vehicle, so that the spraying assembly 22 comes to a position to be sprayed of a No. 2 pouring station pipe casting mold A, and the No. 1 pipe drawing station also reaches a preset position for drawing a No. 1 pouring station;
8. the control mechanism controls a spraying motor 225 of the spraying assembly 22 to rotate, and a spraying rod 226 is sent into an inner hole of a cast tube mold A of a No. 2 pouring station through the interaction of a spraying gear and a spraying rack guide rail;
9. a spraying sensor (not shown in the figure) feeds back a signal of the arrival position of the spraying rod 226 to the control mechanism, and is controlled by an electric signal, so that the coating in a suspension state is conveyed to the top end of the spraying rod 226 from the spraying stirring tank 227 by air pressure, and the spraying assembly 22 starts to perform coating spraying operation;
10. the spraying motor 225 of the spraying component 22 rotates reversely, and the spraying rod 226 which is spraying is taken out of the inner hole of the cast tube mold A of the No. 2 casting station through the interaction of the spraying gear and the spraying rack guide rail;
11. the spraying sensor feeds back a position signal returned by the spraying rod 226 to the control mechanism, and the spraying sensor is controlled by an electric signal, so that the spraying component 22 stops the spraying action of the coating, and the spraying rod 226 continuously moves backwards to return to the initial position;
12. meanwhile, after the molten iron in the cast pipe mold A at the No. 1 pouring station is subjected to rotary forming, cooling water sprays and cools the cast pipe mold A to separate the cast pipe in the mold A from the mold A, and the structural exhaust duct 31 plays a role in collecting and treating water vapor generated in the cooling process;
the structural exhaust duct 31 can be formed by welding square steel with a frame structure, one side of the structural exhaust duct 31 relative to the cast pipe mold A is provided with an exhaust hole, the upper end of the structural exhaust duct 31 is communicated with a fan, and the lower end of the structural exhaust duct is provided with a reservoir.
13. The tube drawing variable frequency motor 235 of the No. 1 tube drawing station is controlled by an electric signal, and the tube drawing head 237 is sent into a cast tube inner hole which is cast and molded in the cast tube mould A of the No. 1 casting station through the interaction of a tube drawing gear and a tube drawing rack guide rail;
14. the tube drawing sensor feeds back a signal for controlling the position of the tube drawing head 237, and the head supporting claw of the tube drawing head 237 is controlled by an electric signal to open pneumatically to realize the grabbing of the cast tube which is cast and molded;
the tube drawing sensor is arranged on the tube drawing base 234, and two tube drawing sensor induction sheets are correspondingly arranged at two ends of the tube drawing guide rail bracket 232;
15. the tube drawing variable frequency motor 235 of the No. 1 tube drawing station is controlled by an electric signal, and the tube drawing head 237 and the formed cast tube grabbed by the tube drawing head are taken out of the inner hole of the die A of the No. 1 pouring station by the interaction of a tube drawing gear and a tube drawing rack guide rail after the variable frequency motor rotates reversely;
16. the tube drawing sensor feeds back a position information feedback control mechanism of the tube drawing station No. 1, along with the drawing of a cast tube casting, the position information feedback control mechanism is positioned below a guide rail bracket of the tube drawing station No. 1 and is fixedly arranged at the top of a transverse vehicle platform 216, and 3 pneumatic tube supporting wheel frames 238 which are longitudinally arranged by taking the central axis of a tube casting mould A of the tube drawing station No. 1 as a reference are sequentially lifted from the direction close to a pouring station to lift the gradually drawn molded tube casting;
17. when the tube drawing unit of the tube drawing station No. 1 returns to the original position before tube drawing, the tube drawing sensor feeds back the position information to the control mechanism, the tube drawing variable frequency motor 235 of the tube drawing station No. 1 is controlled by an electric signal to stop rotating, the supporting claw at the head of the tube drawing head 237 is retracted, and the molded cast tube is completely placed on the 3 pneumatic supporting tube wheel frames 238;
18. 3 pipe supporting wheel frames of the No. 1 pipe drawing station are controlled by electric signals to place the cast pipes subjected to forming on the pipe rolling bracket 239, the cast pipes roll to the cast pipe collecting and stacking position under the action of self gravity, and the pipe drawing action of the No. 1 pipe drawing station is finished;
19. meanwhile, the descending dust hood of the No. 2 pouring station is lifted upwards, the pouring trolley 14 is controlled by an electric signal to move to the No. 2 pouring station to-be-poured position to perform a ladle turning action, and red hot molten iron is injected into the No. 2 pouring station pipe casting mold A rotating at a high speed;
20. meanwhile, the auxiliary processing mechanism 2 is rotated by a traveling variable frequency motor 214 of the bearing assembly 21 and drives a transverse vehicle platform 216 to displace through the interaction of a gear and a linear traveling rack 213 of a transverse vehicle, so that the spraying assembly 22 comes to a position to be sprayed of a No. 1 pouring station pipe casting mold A, and a No. 2 pipe drawing station also reaches a preset position for drawing a No. 2 pouring station;
21. the spraying component 22 carries out coating spraying action on the inner hole of the casting pipe mould A at the No. 1 pouring station again (the concrete process refers to the steps 8-11);
22. meanwhile, after the molten iron in the cast pipe mold A at the No. 2 pouring station is subjected to rotary forming, cooling water sprays and cools the cast pipe mold A to separate the cast pipe in the mold A from the mold A, and the structural exhaust duct 31 plays a role in collecting and treating water vapor generated in the cooling process;
23. the tube drawing variable frequency motor 235 of the No. 2 tube drawing station is controlled by an electric signal, and the tube drawing head 237 is sent into a cast tube inner hole which is cast and formed in the cast tube mould A of the No. 2 casting station through the interaction of a tube drawing gear and a tube drawing rack guide rail;
24. the tube drawing sensor feeds back a signal for controlling the position of the tube drawing head 237, and the head supporting claw of the tube drawing head 237 is controlled by an electric signal to open pneumatically to realize the grabbing of the cast tube which is cast and molded;
25. the tube drawing variable frequency motor 235 of the No. 2 tube drawing station is controlled by an electric signal, and the tube drawing head 237 and the formed cast tube grabbed by the tube drawing head are taken out of the inner hole of the die A of the No. 2 pouring station by the interaction of a tube drawing gear and a tube drawing rack guide rail after the variable frequency motor rotates reversely;
26. the tube drawing sensor feeds back a position information feedback control mechanism of the tube drawing station No. 2, along with the drawing of a cast tube casting, the position information feedback control mechanism is positioned below a guide rail bracket of the tube drawing station No. 2 and is fixedly arranged at the top of a transverse vehicle platform 216, and 3 pneumatic tube supporting wheel frames 238 which are longitudinally arranged by taking the central axis of a tube casting mould A of the tube drawing station No. 2 as a reference are sequentially lifted from the direction close to the casting station to lift the gradually drawn molded tube casting;
27. when the tube drawing unit of the No. 2 tube drawing station returns to the original position before tube drawing, the tube drawing sensor feeds back the position information to the control mechanism, the tube drawing variable frequency motor 235 of the No. 2 tube drawing station is controlled by an electric signal to stop rotating, the supporting claw at the head of the tube drawing head 237 is retracted, and the molded cast tube is completely placed on the 3 pneumatic supporting tube wheel frames 238;
28. 3 pipe supporting wheel frames of the No. 2 pipe drawing station are controlled by electric signals to place the cast pipes subjected to forming on the pipe rolling bracket 239, the cast pipes roll to the cast pipe collecting and stacking position under the action of self gravity, and the pipe drawing action of the No. 2 pipe drawing station is finished;
29. and at the same time, the No. 1 pouring station which finishes the paint spraying carries out molten iron pouring again.
The process requirements of each cast tube manufacturer are different (generally, the mold A coating is cleaned once after a plurality of operation cycles), and the operation steps are not described.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement, component separation or combination and the like made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.
Claims (8)
1. The cast iron pipe double-station centrifugal casting machine is characterized by comprising a cast iron pipe mechanism, an auxiliary processing mechanism and a control mechanism, wherein the cast iron pipe mechanism is used for casting and molding an iron pipe and comprises a large bottom plate, four groups of supporting wheels, a main machine frequency modulation motor and two groups of self-pouring trolleys, the large bottom plate is fixedly arranged on a foundation, the supporting wheels are positioned above the large bottom plate and used for bearing a mold and providing centrifugal power for the mold to rotate, the supporting wheels are respectively arranged on two sides of the large bottom plate and used for providing power for the supporting wheels to rotate, and the two groups of self-pouring trolleys are positioned at the pouring end of the cast iron pipe mechanism.
2. The double-station centrifugal casting machine for cast iron pipes according to claim 1, characterized in that said bearing assembly comprises: a base, two transverse guide rails, a linear walking rack, a walking variable frequency motor, a walking reducer, four wheels and a transverse vehicle platform, the base is fixed on the other side of the cast iron pipe mechanism far away from the pouring end, the two transverse guide rails are laid on the two sides of the base in parallel, the sliding direction of the transverse guide rail is vertical to the axis of the mould, the linear walking rack and the transverse guide rail are laid on the base in parallel, the four wheels are respectively and symmetrically arranged on the bottom surface of the transverse vehicle platform, each wheel is contacted with the transverse guide rail through the edge of the wheel and can move along the transverse guide rail, the walking variable frequency motor is fixedly arranged below the transverse vehicle platform, a power output shaft of the walking variable frequency motor is meshed with the linear walking rack through a walking speed reducer and a gear, and the walking variable frequency motor drives the transverse vehicle platform to move on the transverse guide rail.
3. The double-station centrifugal casting machine for cast iron pipes according to claim 2, wherein the pipe drawing assembly comprises two pipe drawing units symmetrically mounted on the transverse vehicle platform, each pipe drawing unit comprises a plurality of pipe drawing support columns, a pipe drawing guide rail bracket, a pipe drawing walking rack rail, a pipe drawing base, a pipe drawing variable frequency motor, a pipe drawing gear, a pipe drawing cylinder, a pipe drawing head, three pneumatic pipe supporting wheel frames and two pipe rolling brackets, the plurality of pipe drawing support columns are vertically fixed on the base, the pipe drawing guide rail bracket is fixed on the outer side of the upper part of the pipe drawing support columns, the pipe drawing walking rack rail is mounted below the pipe drawing guide rail bracket, the pipe drawing base is slidably mounted on the pipe drawing guide rail bracket, the pipe drawing variable frequency motor is mounted on the pipe drawing base, and the pipe drawing gear is mounted on a transmission shaft of the pipe drawing variable frequency motor, the pipe drawing gear with pipe drawing walking rack rail meshes, the pipe drawing cylinder is fixed in on the pipe drawing seat, the piston rod of pipe drawing cylinder is connected the pipe drawing head, it is three pneumatic trusteeship wheel carrier install in just be located on the base the outside of pipe drawing support post under the pipe drawing guide rail support, two the pipe rolling support is fixed in respectively between the pneumatic trusteeship wheel carrier.
4. The cast iron pipe double-station centrifugal casting machine as claimed in claim 3, wherein the spraying assembly has a spraying guide rail bracket, a spraying roller bracket, a spraying traveling rack rail, a spraying seat, a spraying motor, a spraying gear, a spraying rod and a spraying stirring tank, the spraying guide rail bracket is mounted on the base and located between the two pipe drawing units, the spraying traveling rack rail is mounted on the spraying guide rail bracket, the spraying traveling rack rail is parallel to the pipe drawing traveling rack rail, the spraying seat is slidably mounted on the spraying guide rail bracket, the spraying motor is mounted on the spraying seat, the spraying gear is mounted on a transmission shaft of the spraying motor, the spraying gear is meshed with the spraying traveling rack rail, and the tail end of the spraying rod is fixed on the spraying seat, the spraying roller bracket is arranged on the spraying guide rail bracket and used for supporting the head end of the spraying rod, and the tail end of the spraying rod is communicated with the spraying stirring tank.
5. The cast iron pipe double-station centrifugal casting machine as claimed in claim 3, wherein the cleaning assembly is provided with a cleaning guide rail bracket, a cleaning roller bracket, a cleaning traveling rack rail, a cleaning seat, a cleaning motor, a cleaning gear and a cleaning rod, the cleaning guide rail bracket is mounted on the base and is positioned between any pipe drawing unit and the spraying guide rail bracket, the cleaning traveling rack rail is mounted on the cleaning guide rail bracket, the cleaning traveling rack rail is parallel to the spraying traveling rack rail, the cleaning seat is slidably mounted on the cleaning guide rail bracket, the cleaning motor is mounted on the cleaning seat, the cleaning gear is mounted on a transmission shaft of the cleaning motor, the cleaning gear is meshed with the cleaning traveling rack rail, and the tail end of the cleaning rod is fixed on the cleaning seat, the clear gyro wheel bracket of scribbling is installed clear on scribbling the guide rail support for hold up clear head end of scribbling the pole.
6. The cast iron pipe double-station centrifugal casting machine according to claim 1, further comprising a structural dust removal assembly, wherein the structural dust removal assembly comprises a structural exhaust duct and an elevating dust removal cover, the structural exhaust duct is in a frame structure and covers the large bottom plate, and the elevating dust removal cover is arranged on the top of the structural exhaust duct and is positioned on one side of the casting end and used for treating dust and waste gas generated by cleaning and casting.
7. The cast iron pipe double-station centrifugal casting machine as claimed in claim 3, wherein the pneumatic pipe supporting wheel frame comprises a cylinder support, a cylinder, a connecting frame and a grooved roller, the cylinder support is fixed on the pipe drawing seat, the cylinder is installed in the cylinder support, the end part of a piston rod of the cylinder is connected with the connecting frame, the grooved roller is rotatably installed in the connecting frame, and the axis of the grooved roller is perpendicular to the pipe drawing walking rack rail.
8. The double-station centrifugal casting machine for cast iron pipes as claimed in claim 1, further comprising a wireless transmitter and a wireless receiver, wherein the wireless receiver is in communication with the control mechanism and receives a pulse signal from the wireless transmitter to control the control mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010566838.2A CN111644589A (en) | 2020-06-19 | 2020-06-19 | Cast iron pipe double-station centrifugal casting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010566838.2A CN111644589A (en) | 2020-06-19 | 2020-06-19 | Cast iron pipe double-station centrifugal casting machine |
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| Publication Number | Publication Date |
|---|---|
| CN111644589A true CN111644589A (en) | 2020-09-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010566838.2A Pending CN111644589A (en) | 2020-06-19 | 2020-06-19 | Cast iron pipe double-station centrifugal casting machine |
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| Country | Link |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN115301433A (en) * | 2022-08-09 | 2022-11-08 | 深圳市速博精微科技有限公司 | Precision semiconductor part processing technology |
| CN115846610A (en) * | 2023-01-04 | 2023-03-28 | 杭州富生电器有限公司 | Full-automatic six-station rotor core centrifugal casting production line |
-
2020
- 2020-06-19 CN CN202010566838.2A patent/CN111644589A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN115301433A (en) * | 2022-08-09 | 2022-11-08 | 深圳市速博精微科技有限公司 | Precision semiconductor part processing technology |
| CN115846610A (en) * | 2023-01-04 | 2023-03-28 | 杭州富生电器有限公司 | Full-automatic six-station rotor core centrifugal casting production line |
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