CN210359177U - Socket device for producing nodular cast iron pipe - Google Patents
Socket device for producing nodular cast iron pipe Download PDFInfo
- Publication number
- CN210359177U CN210359177U CN201920724344.5U CN201920724344U CN210359177U CN 210359177 U CN210359177 U CN 210359177U CN 201920724344 U CN201920724344 U CN 201920724344U CN 210359177 U CN210359177 U CN 210359177U
- Authority
- CN
- China
- Prior art keywords
- arc
- bellmouth
- frame
- pipe
- nodular cast
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The utility model provides a bellmouth device for nodular cast-iron pipe production, belonging to the technical field of nodular cast-iron pipe preparation equipment, comprising a frame, a rotating device arranged on the frame and a bellmouth mold arranged on the rotating device; the frame is a movable frame, or the frame is also provided with a mechanical arm which is connected with the rotating device and can adjust the relative position of the bellmouth die and the cast tube equipment; bellmouth mould is including crisscross setting and can enclose into annular at least one first arc pellet and second arc pellet, and the arc length of second arc pellet intrados is greater than or equal to the arc length of extrados, and first arc pellet is connected with rotary device through first telescopic link, and second arc pellet passes through the second telescopic link and is connected with rotary device. The utility model provides a bellmouth device for nodular cast-iron pipe production, it is easy and simple to handle, need not to destroy the bellmouth mould, realized the reuse of bellmouth mould, thoroughly avoided using defects such as with high costs, environmental pollution that the psammitolite caused.
Description
Technical Field
The utility model belongs to the technical field of nodular cast-iron pipe preparation equipment, more specifically say, relate to a bellmouth device for production of nodular cast-iron pipe.
Background
At present, in the production process of a large-caliber centrifugal ductile iron pipe, in order to form the internal shape of a bell mouth part of the ductile iron pipe, a sand core (shown in figure 1) needs to be placed at the bell mouth end of the pipe die, and because the minimum external diameter of the internal surface of the bell mouth of the ductile iron pipe is smaller than the maximum external diameter of a T-shaped sand core working surface, the T-shaped bell mouth of the sand core needs to be damaged during demoulding, namely, one sand core needs to be consumed when one ductile iron pipe is produced. Therefore, when the ductile cast iron pipe is produced, a large number of sand cores need to be produced by means of core-making equipment and personnel, manpower and material resources are consumed, the production cost is high, and the environment is polluted by the production of the sand cores and the subsequent residual cores.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a bellmouth device for nodular cast-iron pipe production, it is higher to aim at solving present production nodular cast-iron pipe manufacturing cost to cause environmental pollution's technical problem.
In order to achieve the above object, the utility model adopts the following technical scheme: provided is a socket device for producing ductile cast iron pipes, comprising: the device comprises a rack, a rotating device arranged on the rack and a socket die arranged on the rotating device;
the frame is a movable frame, or the frame is also provided with a mechanical arm which is connected with the rotating device and can adjust the relative position of the bellmouth mold and the cast tube equipment;
the bellmouth die comprises at least one first arc-shaped core block and at least one second arc-shaped core block which are arranged in a staggered mode and can be enclosed into an annular shape, the arc length of the inner arc surface of each second arc-shaped core block is larger than or equal to that of the outer arc surface, the first arc-shaped core blocks are connected with the rotating device through first telescopic rods, and the second arc-shaped core blocks are connected with the rotating device through second telescopic rods.
Further, the rack is also provided with a temperature detection device for detecting the temperature of the working surface of the bellmouth die.
Furthermore, a spraying device used for spraying cooling water or demolding coating on the working surface of the bellmouth mold is arranged on the machine frame.
Further, the spraying device comprises a cooling water tank arranged on the rack, a coating storage tank arranged on the rack, a water pipe communicated with the cooling water tank, a coating pipe communicated with the coating storage tank, and spraying pipes respectively communicated with the water pipe and the coating pipe, wherein valves are respectively arranged on the water pipe and the coating pipe.
Further, when the rack is a movable rack, rollers are arranged at the bottom of the rack.
Furthermore, a driving device for driving the roller to roll is arranged on the rack.
Furthermore, the rotating device is a hydraulic rotating device, the first telescopic rod and the second telescopic rod are respectively hydraulic telescopic rods, and the first telescopic rod, the second telescopic rod and the third telescopic rod are respectively connected with the hydraulic system arranged on the rack.
Further, the first arc-shaped core block and the second arc-shaped core block are both steel core blocks.
The utility model provides a bellmouth device for production of nodular cast-iron pipe's beneficial effect lies in: compared with the prior art, the utility model discloses a bellmouth device for nodular cast iron pipe production has changed bellmouth mould integrated into one piece structure, set to it by the crisscross split type structure that sets up of first arc pellet and second arc pellet, and control the shrink of first arc pellet and second arc pellet respectively through first telescopic link and second telescopic link, realized that first arc pellet and second arc pellet respectively with the orificial separation of nodular cast iron pipe after the nodular cast iron pipe is pour the shaping, and is easy and simple to handle, need not to destroy the bellmouth mould, the reuse of bellmouth mould has been realized, thoroughly avoided using the psammitolite to cause with high costs, defects such as environmental pollution.
The frame adopts the setting of movable frame or arm, and the relative position of bellmouth mould and cast tube equipment is adjusted according to the use needs to the operating personnel of being convenient for, has ensured the normal production of ball-milling cast iron pipe. The arrangement of the rotating device enables the socket core to rotate along with the pipe die when the nodular cast iron pipe is poured, and normal production of the nodular cast iron pipe is further ensured.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic diagram of a T-shaped bellmouth ductile iron pipe casting in the prior art;
fig. 2 is a schematic structural view of a bellmouth mold in an extended state of a first telescopic rod and a second telescopic rod adopted in the embodiment of the present invention;
fig. 3 is a schematic structural view of the bellmouth mold in a contracted state of the first telescopic rod and the second telescopic rod adopted in the embodiment of the present invention;
fig. 4 is a schematic side view of the socket device for nodular cast iron pipe production provided by the embodiment of the utility model.
In the figure: 100. a frame; 200. a rotating device; 300. a bellmouth mold; 310. a first arc-shaped core block; 320. a second arc-shaped core block; 330. a first telescopic rod; 340. a second telescopic rod; 400. a temperature detection device; 500. a spraying device; 530. a water pipe; 540. a coating tube; 550. a shower pipe; 560. a valve; 600. and a roller.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 2 and 3 together, a socket device for ductile iron pipe production according to an embodiment of the present invention will now be described. The bellmouth device for producing the ductile cast iron pipe comprises a frame 100, a rotating device 200 arranged on the frame 100 and a bellmouth die 300 arranged on the rotating device 200. The frame 100 is a movable frame, or the frame 100 is further provided with a robot arm connected to the rotating device 200 and capable of adjusting the relative position of the socket mold 300 and the pipe casting apparatus. The socket die 300 comprises at least one first arc-shaped core block 310 and at least one second arc-shaped core block 320 which are arranged in a staggered mode and can enclose an annular shape, the arc length of the inner arc surface of the second arc-shaped core block 320 is larger than or equal to that of the outer arc surface, the first arc-shaped core block 310 is connected with the rotating device 200 through a first telescopic rod 330, and the second arc-shaped core block 320 is connected with the rotating device 200 through a second telescopic rod 340.
When the ductile cast iron pipe is poured, the first telescopic rod 330 and the second telescopic rod 340 are both in a stretching state, the outer arc surfaces of the first arc-shaped core block 310 and the second arc-shaped core block 320 form an annular surface to form a complete bellmouth core, then the working surface of the bellmouth core is coated with a demolding coating and a thermal insulation coating, and then the bellmouth core is installed to the bellmouth part of the pipe die by moving the frame 100 or by a mechanical arm. After the nodular cast iron pipe is solidified and molded, the second telescopic rod 340 drives the second arc-shaped core block 320 to shrink, the second arc-shaped core block 320 is separated from the bell mouth of the nodular cast iron pipe, after the second arc-shaped core block 320 shrinks in place, the first telescopic rod 330 drives the first arc-shaped core block 310 to shrink, the first arc-shaped core block 310 is separated from the bell mouth of the nodular cast iron pipe, and finally, a sufficient gap is formed between the maximum outer diameter of the working surface of the bell mouth core and the minimum inner diameter of the bell mouth of the nodular cast iron pipe after molding. And then the frame 100 is moved or a mechanical arm is used for enabling the bellmouth die 300 to be far away from the nodular cast iron pipe, and the actions of demoulding and core setting of the steel core of the bellmouth are completed.
The embodiment of the utility model provides a bellmouth device for nodular cast iron pipe production, compared with the prior art, bellmouth mould 300 integrated into one piece structure has been changed, set to the split type structure by the crisscross setting of first arc pellet 310 and second arc pellet 320 with it, and through the shrink of first arc pellet 310 and second arc pellet 320 of first telescopic link 330 and second telescopic link 340 control respectively, realized that first arc pellet 310 and second arc pellet 320 respectively with the orificial separation of nodular cast iron pipe after the nodular cast iron pipe is pour the shaping, and is easy and simple to handle, need not to destroy bellmouth mould 300, the reuse of bellmouth mould 300 has been realized, thoroughly avoided using the psammitolite to cause with high costs, defects such as environmental pollution.
The frame 100 is a movable frame or a mechanical arm, so that an operator can adjust the relative position of the socket mold 300 and the cast pipe equipment according to the use requirement, and the normal production of the ball-milling cast iron pipe is ensured. The arrangement of the rotating device 200 enables the socket core to rotate along with the pipe die when the nodular cast iron pipe is poured, and further normal production of the nodular cast iron pipe is ensured.
The mechanical arm in this embodiment may be a rotatable mechanical arm, a retractable mechanical arm, or a rotatable retractable mechanical arm, as long as the relative position between the socket mold 300 and the ductile iron pipe apparatus can be adjusted according to the use requirement.
As a specific embodiment of the bell mouth device for nodular cast iron pipe production provided by the present invention, please refer to fig. 4, a temperature detection device 400 for detecting the temperature of the working surface of the bell mouth mold 300 is further provided on the frame 100.
After core setting, the temperature of the working surface of the lower bellmouth mold 300 is detected through the temperature detection device 400, and then the first arc-shaped chip or the second arc-shaped chip is cooled according to the temperature measurement result. The temperature detection device 400 is convenient for an operator to accurately judge the temperature of the bellmouth mold 300 after core setting, and further adjusts the temperature of the working surface of the bellmouth mold 300.
In this embodiment, the temperature detection device 400 may adopt a non-contact temperature measurement gun, and the temperature measurement gun may be installed above the socket mold 300 during temperature measurement, so as to measure the temperature of each arc-shaped core block in the socket mold 300 by controlling the rotation of the rotation device 200. When the temperature measuring gun is not used, the temperature measuring gun is folded, and the damage to the temperature measuring gun caused by high temperature during pipe casting is avoided.
As a specific embodiment of the bellmouth device for nodular cast iron pipe production provided by the present invention, please refer to fig. 4, a spraying device 500 for spraying cooling water or demolding paint onto the working surface of the bellmouth mold 300 is provided on the frame 100.
After core setting, the temperature of the working surface of a bellmouth mold 300 is detected through the temperature detection device 400, if the temperature of the working surface of the bellmouth mold 300 is too high, the spraying device 500 is controlled to spray cooling water on the working surface of the bellmouth mold 300, and the spraying of the cooling water on the working surface of the bellmouth mold 300 is stopped when the temperature of the working surface of the bellmouth mold 300 is reduced to the temperature required by the demolding coating spraying process. And then the spraying device 500 is controlled to spray the demolding coating on the working surface of the bellmouth mold 300 until the demolding coating on the working surface of the bellmouth mold 300 is uniformly coated and meets the coating standard. In the meantime, the rotating device 200 drives the socket mold 300 to rotate, thereby achieving uniform spraying of the cooling water or the mold release coating. After the coating on the working surface of the bellmouth mold 300 is dried to be qualified, the rotation device 200 stops rotating, the rack 100 or the mechanical arm is controlled to send the bellmouth core into the pipe mold and generate enough extrusion force to the pipe mold in the axial direction, and then the bellmouth mold 300 rotates along with the pipe mold to start to cast the next cast pipe.
Specifically, the shower pipe 550 may be a hard pipe, the inlet end of the shower pipe 550 is respectively communicated with the water pipe 530 and the coating pipe 540 through a tee joint, and the inlet end of the shower pipe 550 is rotatably and hermetically connected with the tee joint. The shower pipe 550 may be made of a hose, and may be stored in the rack 100 when not in use, and the head of the shower pipe 550 may be fixed above the socket mold 300 by a fixing member when in use.
As a specific embodiment of the bell mouth device for nodular cast iron pipe production provided by the present invention, please refer to fig. 4, the spraying device 500 includes a cooling water tank disposed on the frame 100, a paint storage tank disposed on the frame 100, a water pipe 530 communicated with the cooling water tank, a paint pipe 540 communicated with the paint storage tank, and a spraying pipe 550 respectively communicated with the water pipe 530 and the paint pipe 540, and the water pipe 530 and the paint pipe 540 are respectively provided with a valve 560.
When cooling water needs to be sprayed to one or all arc-shaped chips in the socket mold 300, the valve 560 on the water pipe 530 is opened, so that the cooling water in the water pipe 530 is sprayed out through the spraying pipe 550, and when the temperature of the corresponding arc-shaped chip is reduced to a specified range, the valve 560 is closed; when the demolding coating needs to be sprayed on each arc-shaped chip in the socket mold 300, the valve 560 of the coating pipe 540 is opened, so that the demolding coating in the coating storage box enters the spray pipe 550 through the coating pipe 540 and is sprayed out through the spray pipe 550, and after the demolding coating is sprayed, the valve 560 is closed.
The water pipe 530 and the coating pipe 540 are respectively communicated with the same spray pipe 550, so that the cooling water and the demolding coating can be sprayed through the same spray pipe 550, and the number of the spray pipes 550 required by the spraying device 500 and the space occupied by the spraying device 500 are saved.
One or more paint storage boxes can be arranged in the paint storage box in the embodiment, and different paints can be placed in different paint storage boxes according to requirements.
As a specific embodiment of the socket device for nodular cast iron pipe production provided by the present invention, please refer to fig. 2 to 4, when the frame 100 is a movable frame, the bottom of the frame 100 is provided with the roller 600.
The bottom of the frame 100 is provided with the roller 600, so that the movement of the frame 100 is realized, a user can push the frame 100 to move to a required position according to use requirements, and meanwhile, after the core is fed, the frame 100 can be pushed to apply enough pressure to the axial direction of the pipe die, so that the phenomenon that iron is thrown in the process of casting the pipe is avoided, and the safety of the operation of casting the pipe is ensured.
As a specific embodiment of the socket device for nodular cast iron pipe production provided by the present invention, please refer to fig. 4, a driving device for driving the roller 600 to roll is provided on the frame 100.
The driving device is arranged to realize the automatic movement of the rack 100, so that when the rack 100 is moved, the rack 100 does not need to be manually pushed, and the movement of the rack 100 can be realized by controlling the starting and stopping of the driving device.
The driving device in this embodiment includes a motor and a transmission device for driving and connecting the roller shaft and the motor shaft.
As a specific embodiment of the utility model provides a bellmouth device for nodular cast-iron pipe production, rotary device 200 is hydraulic pressure rotary device, and first telescopic link 330 and second telescopic link 340 are hydraulic telescoping rod respectively, and the three is connected with the hydraulic system who sets up on frame 100 respectively.
The rotating device 200 may be a commercially available hydraulic rotating device, and the first and second telescopic rods 330 and 340 may be commercially available hydraulic telescopic rods, respectively.
As a specific embodiment of the socket device for nodular cast iron pipe production provided by the present invention, the first arc-shaped core block 310 and the second arc-shaped core block 320 are steel core blocks.
This makes the bellmouth core enclosed by the first arc core block 310 and the second arc core block 320 be a steel core, which ensures a longer service life of the bellmouth core and further ensures that it can be reused.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. A bellmouth device for nodular cast iron pipe production which characterized in that: the device comprises a rack, a rotating device arranged on the rack and a socket die arranged on the rotating device;
the frame is a movable frame, or the frame is also provided with a mechanical arm which is connected with the rotating device and can adjust the relative position of the bellmouth mold and the cast tube equipment;
the bellmouth die comprises at least one first arc-shaped core block and at least one second arc-shaped core block which are arranged in a staggered mode and can be enclosed into an annular shape, the arc length of the inner arc surface of each second arc-shaped core block is larger than or equal to that of the outer arc surface, the first arc-shaped core blocks are connected with the rotating device through first telescopic rods, and the second arc-shaped core blocks are connected with the rotating device through second telescopic rods.
2. The socket device for nodular cast iron pipe production as claimed in claim 1, wherein: and the rack is also provided with a temperature detection device for detecting the temperature of the working surface of the bellmouth die.
3. The socket device for nodular cast iron pipe production as claimed in claim 1, wherein: and the frame is provided with a spraying device for spraying cooling water or demolding coating on the working surface of the bellmouth mold.
4. A socket device for the production of ductile iron pipes according to claim 3, wherein: the spraying device comprises a cooling water tank arranged on the rack, a coating storage box arranged on the rack, a water pipe communicated with the cooling water tank, a coating pipe communicated with the coating storage box, and spraying pipes respectively communicated with the water pipe and the coating pipe, wherein valves are respectively arranged on the water pipe and the coating pipe.
5. The socket device for nodular cast iron pipe production as claimed in claim 1, wherein: when the frame is a movable frame, the bottom of the frame is provided with rollers.
6. The socket device for the production of ductile iron pipes according to claim 5, wherein: and the rack is provided with a driving device for driving the roller to roll.
7. The socket device for nodular cast iron pipe production as claimed in claim 1, wherein: the rotating device is a hydraulic rotating device, the first telescopic rod and the second telescopic rod are respectively hydraulic telescopic rods, and the first telescopic rod, the second telescopic rod and the third telescopic rod are respectively connected with a hydraulic system arranged on the rack.
8. A socket device for use in the production of ductile iron pipes according to any one of claims 1 to 7, wherein: the first arc-shaped core block and the second arc-shaped core block are both steel core blocks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920724344.5U CN210359177U (en) | 2019-05-20 | 2019-05-20 | Socket device for producing nodular cast iron pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920724344.5U CN210359177U (en) | 2019-05-20 | 2019-05-20 | Socket device for producing nodular cast iron pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210359177U true CN210359177U (en) | 2020-04-21 |
Family
ID=70260891
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920724344.5U Active CN210359177U (en) | 2019-05-20 | 2019-05-20 | Socket device for producing nodular cast iron pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210359177U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110039023A (en) * | 2019-05-20 | 2019-07-23 | 新兴铸管股份有限公司 | Bellmouth device for ductile iron pipe production |
| CN111558690A (en) * | 2020-06-15 | 2020-08-21 | 新兴铸管股份有限公司 | Core box of annular sand core |
| CN111940691A (en) * | 2020-08-07 | 2020-11-17 | 安钢集团永通球墨铸铁管有限责任公司 | Manufacturing process of double-bellmouth nodular cast iron pipe |
-
2019
- 2019-05-20 CN CN201920724344.5U patent/CN210359177U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110039023A (en) * | 2019-05-20 | 2019-07-23 | 新兴铸管股份有限公司 | Bellmouth device for ductile iron pipe production |
| CN111558690A (en) * | 2020-06-15 | 2020-08-21 | 新兴铸管股份有限公司 | Core box of annular sand core |
| CN111558690B (en) * | 2020-06-15 | 2021-07-27 | 新兴铸管股份有限公司 | Core box of annular sand core |
| CN111940691A (en) * | 2020-08-07 | 2020-11-17 | 安钢集团永通球墨铸铁管有限责任公司 | Manufacturing process of double-bellmouth nodular cast iron pipe |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210359177U (en) | Socket device for producing nodular cast iron pipe | |
| CN105665204A (en) | Synchronous plastic coating production device for inner wall and outer wall of steel pipe | |
| CN112743877A (en) | Glass fiber reinforced plastic pipe winding device | |
| CN110039023A (en) | Bellmouth device for ductile iron pipe production | |
| CN220004573U (en) | Pipe die spraying equipment for pipe core pouring | |
| CN205341130U (en) | Synchronous plastic -coated production facility of steel pipe inside and outside wall | |
| CN109701780B (en) | Adjustable cylinder shell mold demolding and spraying equipment | |
| CN109604537B (en) | Spraying method of cylinder cover die capable of uniformly spraying | |
| CN208214309U (en) | A kind of rotary die casting machine | |
| CN114290512A (en) | Automatic pouring device for cement product production | |
| CN103934897A (en) | Shrinkable smoke and gas exhaust pipeline inner mold device | |
| CN207071672U (en) | A kind of vacuum pressing and casting casting excess flow control | |
| CN210334322U (en) | Casting mould shedder convenient to drawing of patterns | |
| CN101964243A (en) | Transformer coil and casting method thereof | |
| CN217752859U (en) | Hydraulic demoulding device for moving fiber composite material cylinder along rail | |
| CN218749423U (en) | Winding forming die for barrel of spline mandrel | |
| CN205414315U (en) | V method molding pouring line | |
| CN113787177A (en) | Casting method of large-cylinder-diameter marine low-speed diesel engine bearing seat steel casting | |
| CN113333683A (en) | Drying device and drying method for casting mold cavity | |
| CN204997531U (en) | Novel borax is spouted to movable type device | |
| US4116260A (en) | Installation for the centrifugal casting of large pipes | |
| US4249871A (en) | Plant for producing reinforced-concrete pipes | |
| CN216707855U (en) | Concrete release agent spraying structure capable of being dried quickly | |
| CN114042884B (en) | Method for manufacturing coating core of spheroidal graphite cast iron pipe | |
| CN219187439U (en) | Variable spray angle type spraying device for centrifugal casting cylinder sleeve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |