CN212761030U

CN212761030U - Centrifugal pouring device for ductile cast iron pipe

Info

Publication number: CN212761030U
Application number: CN202021460420.5U
Authority: CN
Inventors: 秦小建; 马鹏飞; 李钢
Original assignee: Hubei Yitong Casting Co ltd
Current assignee: Hubei Yitong Casting Co ltd
Priority date: 2020-07-22
Filing date: 2020-07-22
Publication date: 2021-03-23
Anticipated expiration: 2030-07-22

Abstract

The utility model relates to a centrifugal casting device for ductile cast iron pipes, which comprises supporting legs and rotating wheels, wherein the upper ends of the supporting legs are connected with a base, a buttress is fixed on the upper end of the base, a supporting plate is fixed on the upper end of the buttress, a rotating drum is attached to the inner wall of the supporting plate, the rotating wheels are attached to the lower side of the middle part of the rotating drum, a first rotating shaft penetrates through the center of the rotating wheel, a fixed table is sleeved on the middle part of the first rotating shaft, one end of the first rotating shaft is connected with a motor, a connecting plate is distributed at the lower end of the motor, a platform is attached to the lower end of the connecting plate, a pressing wheel is attached to the upper side of the outer wall of the rotating drum, through the arrangement of a ladle moving device, a user can move a ladle body filled with molten iron to a position to be hoisted as required, the size of, thereby preventing the molten iron from splashing outwards and ensuring the use safety of the device.

Description

Centrifugal pouring device for ductile cast iron pipe

Technical Field

The utility model belongs to the technical field of the centrifugation is pour, specifically is a device is pour in centrifugation of nodular cast-iron pipe.

Background

Centrifugal casting is a technique and method for filling liquid metal into a casting mould rotating at a high speed to fill the casting mould with the liquid metal by centrifugal motion and form a casting. The liquid metal can well fill the casting mould in the radial direction due to centrifugal motion and form the free surface of the casting; a cylindrical inner hole can be obtained without a mold core; the removal of gas and inclusions in the liquid metal is facilitated; the crystallization process of the metal is affected, thereby improving the mechanical and physical properties of the casting. Centrifugal casting machines are used for the production of metal castings.

The device operation is unstable enough in the in-service use process in current device is pour in the centrifugation, and the vibration and the noise that the device produced when moving are stronger, influence the life of device, and the ladle is removing the in-process, and is easy with the molten iron spill, and the security is not enough.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a device is pour in centrifugation of nodular cast-iron pipe, the setting of pinch roller, can produce decurrent pressure to the rotary drum, thereby increase the frictional force between rotary drum and the runner, guarantee that the rotary drum is rotatory smoothly, and simultaneously, the pinch roller has spacing effect to the rotary drum, vibration and noise that further reducing means produced when moving, the life of extension fixture, ladle mobile device's setting, make the ladle body produce when removing along with ladle mobile device and rock, thereby prevent the outside spill of molten iron, guarantee the safe in utilization of device, with the problem of proposing in solving above-mentioned background art.

The utility model provides an above-mentioned technical problem's technical scheme as follows: a centrifugal pouring device for a ductile cast iron pipe comprises supporting legs and rotating wheels, wherein the upper ends of the supporting legs are connected with a base, a buttress is fixed at the upper end of the base, a supporting plate is fixed at the upper end of the buttress, a rotating drum is attached to the inner wall of the supporting plate, the rotating wheels are attached to the lower side of the middle part of the rotating drum, a first rotating shaft penetrates through the center of the rotating wheels, a fixed table is sleeved at the middle part of the first rotating shaft, a motor is connected to one end of the first rotating shaft, a connecting plate is distributed at the lower end of the motor, a platform is attached to the lower end of the connecting plate, a pressing wheel is attached to the upper side of the outer wall of the rotating drum, a second rotating shaft penetrates through the middle part of the pressing wheel, a supporting seat is connected to the middle part of the second rotating shaft, a third rotating shaft penetrates through the rear end of the, and the upper end of the ladle moving device is attached to a ladle body, a fourth rotating shaft penetrates through the middle part of the ladle body, and the end part of the fourth rotating shaft is connected with a hanging rod.

Preferably, the supporting legs are symmetrically distributed about a vertical central axis of the base, and the supporting legs and the base are of a welding integrated structure.

Preferably, the support plates are symmetrically distributed about the vertical central axis of the drum, and the support plates coincide with the horizontal central axis of the drum.

Preferably, the rotating wheel and the motor form a rotating structure through the first rotating shaft, and the outer wall of the rotating wheel is tightly attached to the outer wall of the rotating drum.

Preferably, the pinch roller passes through the second rotation axis and constitutes revolution mechanic with the supporting seat, and the supporting seat passes through the third rotation axis and constitutes revolution mechanic with the mounting panel.

Preferably, the size of the inner opening of the ladle moving device is matched with the size of the outer opening of the ladle body, and the ladle moving device is overlapped with the vertical central axis of the ladle body.

Compared with the prior art, the beneficial effects of the utility model are that: the outer surface of the rotating wheel is attached with a rubber ring, after a user starts the motor, the motor drives the rotating wheel to synchronously rotate through the first rotating shaft, the rotating wheel drives the rotating drum to synchronously rotate through the friction action of the rubber ring on the surface of the rotating wheel, 4 groups of rotating wheels are arranged in total, the rotating wheels are symmetrically distributed about the horizontal central axis of the rotating drum, and the 4 groups of rotating wheels are respectively positioned at two ends and two sides of the rotating drum, so that stable power is provided for the rotation of the rotating drum, the device is more stable in operation, and the requirements of the user;

the arrangement of the pressing wheel can generate downward pressure on the rotary drum, so that the friction force between the rotary drum and the rotating wheel is increased, the smooth rotation of the rotary drum is ensured, and meanwhile, the pressing wheel has a limiting effect on the rotary drum, so that the vibration and noise generated during the operation of the device are further reduced, and the service life of the device is prolonged;

the setting of ladle mobile device can let the user move the ladle body that pours into the molten iron into to treating the hoist and mount position as required, and ladle mobile device's internal orifice size is identical with the external orifice size of ladle body, can avoid the ladle body to produce when removing along with ladle mobile device and rock to prevent the outside spill of molten iron, guarantee the safe in utilization of device.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic side view of the mounting plate of the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a support leg; 2. a base; 3. buttress; 4. a support plate; 5. a rotating drum; 6. a rotating wheel; 7. a first rotating shaft; 8. a fixed table; 9. a motor; 10. a connecting plate; 11. a platform; 12. a pinch roller; 13. a second rotation shaft; 14. a supporting seat; 15. a third rotation axis; 16. mounting a plate; 17. a feeding pipe; 18. a feeding port; 19. a ladle moving device; 20. a ladle body; 21. a fourth rotation axis; 22. a boom.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a centrifugal casting device for ductile cast iron pipes comprises supporting legs 1, a base 2, buttresses 3, a supporting plate 4, a rotary drum 5, a rotary wheel 6, a first rotary shaft 7, a fixed platform 8, a motor 9, a connecting plate 10, a platform 11, a pinch roller 12, a second rotary shaft 13, a supporting seat 14, a third rotary shaft 15, a mounting plate 16, a feeding pipe 17, a feeding port 18, a steel ladle moving device 19, a steel ladle body 20, a fourth rotary shaft 21 and a suspender 22, wherein the base 2 is connected to the upper end of the supporting legs 1, the buttresses 3 are fixed to the upper end of the base 2, the supporting legs 1 are symmetrically distributed relative to the vertical central axis of the base 2, and a welding integrated structure is arranged between the supporting legs 1 and the base 2, the structure is more stable, the stress is more reasonable, the gravity and the load of the device are uniformly transmitted to the supporting legs 1, and the vibration and the, the operating environment of workers is improved;

the supporting plate 4 is fixed at the upper end of the buttress 3, the rotary drum 5 is attached to the inner wall of the supporting plate 4, the supporting plates 4 are symmetrically distributed about the vertical central axis of the rotary drum 5, the supporting plates 4 are overlapped with the horizontal central axis of the rotary drum 5, the supporting plate 4 can play a supporting role on the rotary drum 5, the rotary drum 5 is prevented from shaking violently during high-speed rotation, and the running stability of the device is ensured;

the rotating wheel 6 is attached to the lower side of the middle part of the rotating drum 5, a first rotating shaft 7 penetrates through the center of the rotating wheel 6, a fixed table 8 is sleeved at the middle part of the first rotating shaft 7, one end of the first rotating shaft 7 is connected with a motor 9, a connecting plate 10 is distributed at the lower end of the motor 9, a platform 11 is attached to the lower end of the connecting plate 10, the rotating wheel 6 and the motor 9 form a rotating structure through the first rotating shaft 7, the outer wall of the rotating wheel 6 is tightly attached to the outer wall of the rotating drum 5, a rubber ring is attached to the outer surface of the rotating wheel 6, after a user starts the motor 9, the motor 9 drives the rotating wheel 6 to synchronously rotate through the first rotating shaft 7, the rotating wheel 6 drives the rotating drum 5 to synchronously rotate through the friction effect of the rubber ring on the surface of the rotating wheel 6, 4 groups of the rotating wheels 6 are arranged symmetrically with respect to the horizontal central axis, the requirements of users are met;

the pressing wheel 12 is attached to the upper side of the outer wall of the rotary drum 5, the second rotating shaft 13 penetrates through the middle of the pressing wheel 12, the supporting seat 14 is connected to the middle of the second rotating shaft 13, the third rotating shaft 15 penetrates through the rear end of the supporting seat 14, the mounting plate 16 is connected to the middle of the third rotating shaft 15, the pressing wheel 12 and the supporting seat 14 form a rotating structure through the second rotating shaft 13, the supporting seat 14 and the mounting plate 16 form a rotating structure through the third rotating shaft 15, downward pressure can be generated on the rotary drum 5 due to the arrangement of the pressing wheel 12, so that the friction force between the rotary drum 5 and the rotating wheel 6 is increased, the smooth rotation of the rotary drum 5 is ensured, meanwhile, the pressing wheel 12 has a limiting effect on the rotary drum 5, vibration and noise generated during;

a feeding pipe 17 penetrates through the end part of the rotary drum 5, the upper end of the feeding pipe 17 is connected with a feeding port 18, a ladle moving device 19 is distributed on one side of the base 2, the upper end of the ladle moving device 19 is jointed with a ladle body 20, a fourth rotating shaft 21 penetrates through the middle part of the ladle body 20, and the end part of the fourth rotating shaft 21 is connected with a suspender 22, the size of the inner opening of the ladle moving device 19 is matched with the size of the outer opening of the ladle body 20, and the ladle moving device 19 is superposed with the vertical central axis of the ladle body 20, the arrangement of the ladle moving device 19, the ladle body 20 injected with molten iron can be moved to the position to be hoisted by a user according to the requirement, the size of the inner opening of the ladle moving device 19 is matched with the size of the outer opening of the ladle body 20, the ladle body 20 can be prevented from shaking when moving along with the ladle moving device 19, so that the molten iron is prevented from being splashed outwards, and the use safety of the device is ensured.

The working principle is as follows: a user firstly starts a motor 9, the motor 9 drives a rotating wheel 6 to synchronously rotate through a first rotating shaft 7, the rotating wheel 6 drives a rotary drum 5 to synchronously rotate through the friction action of a rubber ring on the surface of the rotating wheel 6, the rotating wheels 6 are 4 groups, the rotating wheels 6 are symmetrically distributed about the horizontal central axis of the rotary drum 5, the 4 groups of rotating wheels 6 are respectively positioned at two ends and two sides of the rotary drum 5, so that stable power is provided for the rotation of the rotary drum 5 to meet the requirements of the user, the user injects molten steel into a ladle body 20, the ladle body 20 is moved to a position convenient to hoist through a ladle moving device 19, the ladle body 20 is hoisted through hoisting equipment, the molten steel in the ladle body 20 is added into the rotary drum 5 through a feeding port 18 and a feeding pipe 17, when the rotary drum 5 rotates at a high speed, the molten steel is dispersed in a model in the rotary drum 5 under the centrifugal action, and the device, the support plate 4 coincides with the horizontal central axis of the rotary drum 5, the support plate 4 can support the rotary drum 5, the rotary drum 5 is prevented from shaking violently when rotating at a high speed, the stability of the operation of the device is ensured, a welding integrated structure is arranged between the support leg 1 and the base 2, the structure enables the structure of the device to be more stable, the stress is more reasonable, the gravity and the load of the device are uniformly transmitted to the support leg 1, the vibration and the noise generated when the device operates can be reduced, the operating environment of workers is improved, the press wheel 12 is arranged to generate downward pressure on the rotary drum 5, so that the friction force between the rotary drum 5 and the rotating wheel 6 is increased, the smooth rotation of the rotary drum 5 is ensured, meanwhile, the press wheel 12 has a limiting effect on the rotary drum 5, the vibration and the noise generated when the device operates are further reduced, the service life of the device is prolonged, and the, can let the user move the ladle body 20 of pouring into the molten iron to treating the hoist and mount position as required, the internal orifice size of ladle mobile device 19 is identical with the external orifice size of ladle body 20, can avoid ladle body 20 to produce when moving along with ladle mobile device 19 and rock to prevent the outside spill of molten iron, guarantee the safe in utilization of device.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a device is pour in centrifugation of nodular cast-iron pipe, includes landing leg (1) and runner (6), its characterized in that: the supporting leg structure is characterized in that a base (2) is connected to the upper end of the supporting leg (1), a buttress (3) is fixed to the upper end of the base (2), a supporting plate (4) is fixed to the upper end of the buttress (3), a rotary drum (5) is attached to the inner wall of the supporting plate (4), a rotary wheel (6) is attached to the lower side of the middle of the rotary drum (5), a first rotary shaft (7) penetrates through the center of the rotary wheel (6), a fixed table (8) is sleeved on the middle of the first rotary shaft (7), a motor (9) is connected to one end of the first rotary shaft (7), connecting plates (10) are distributed at the lower end of the motor (9), a platform (11) is attached to the lower end of each connecting plate (10), a pressing wheel (12) is attached to the upper side of the outer wall of the rotary drum (5), a second rotary shaft (13) penetrates through the middle of the pressing wheel (12), a supporting seat (, third rotation axis (15) middle part is connected with mounting panel (16), rotary drum (5) tip runs through there is pan feeding pipe (17), and pan feeding pipe (17) upper end is connected with pan feeding mouth (18), base (2) one side distributes and has ladle mobile device (19), and the laminating of ladle mobile device (19) upper end has ladle body (20), ladle body (20) middle part runs through has fourth rotation axis (21), and fourth rotation axis (21) end connection has jib (22).

2. The centrifugal casting device for the ductile cast iron pipe according to claim 1, wherein: the landing leg (1) is symmetrically distributed about the vertical central axis of the base (2), and the landing leg (1) and the base (2) are of a welding integrated structure.

3. The centrifugal casting device for the ductile cast iron pipe according to claim 1, wherein: the supporting plate (4) is symmetrically distributed about the vertical central axis of the rotary drum (5), and the supporting plate (4) is superposed with the horizontal central axis of the rotary drum (5).

4. The centrifugal casting device for the ductile cast iron pipe according to claim 1, wherein: the rotating wheel (6) forms a rotating structure with the motor (9) through the first rotating shaft (7), and the outer wall of the rotating wheel (6) is tightly attached to the outer wall of the rotating drum (5).

5. The centrifugal casting device for the ductile cast iron pipe according to claim 1, wherein: the pinch roller (12) and the supporting seat (14) form a rotating structure through the second rotating shaft (13), and the supporting seat (14) and the mounting plate (16) form a rotating structure through the third rotating shaft (15).

6. The centrifugal casting device for the ductile cast iron pipe according to claim 1, wherein: the size of the inner opening of the ladle moving device (19) is matched with that of the outer opening of the ladle body (20), and the vertical central axis of the ladle moving device (19) is superposed with that of the ladle body (20).