CN210023752U

CN210023752U - Gravity pouring device

Info

Publication number: CN210023752U
Application number: CN201920537708.9U
Authority: CN
Inventors: 陈章良; 王新波; 祝东伟
Original assignee: Yunxi Heli Industry And Trade Co Ltd
Current assignee: Yunxi Heli Industry And Trade Co Ltd
Priority date: 2019-04-19
Filing date: 2019-04-19
Publication date: 2020-02-07
Anticipated expiration: 2029-04-19

Abstract

The utility model discloses a gravity pouring device, including a base to and the front and back symmetric welding is at the left support frame in this base top, the equal movable mounting in top and the bottom of support frame has a rotating gear, is located the rotating gear's at support frame top axle center fixedly connected with pouring mould, the pouring mould is located between the support frame, the top of pouring mould is provided with an inlet, spout and sprue gate have been seted up respectively in the left side at pouring mould top, and the sprue gate runs through the inside and outside wall of pouring mould. The utility model relates to a pouring equipment technical field, this gravity pouring device through setting up the controllable velocity of flow mechanism of whole rotary type, under the unchangeable circumstances of assurance loading capacity, the control pouring velocity of flow that can be accurate to solved the uncontrollable problem of the velocity of flow that involves among the background art promptly, still solved the drawback that the pouring device loading capacity is little simultaneously, kill two birds with one stone, satisfied the purpose to the continuous controllable velocity of flow of major possession casting article.

Description

Gravity pouring device

Technical Field

The utility model relates to a pouring equipment technical field specifically is a gravity pouring device.

Background

Gravity casting refers to a process of pouring molten metal into a casting mold under the action of earth gravity, and also gravity casting. The generalized gravity casting comprises sand casting, metal casting, investment casting, lost foam casting, clay mold casting and the like; narrowly defined gravity casting refers primarily to metal mold casting.

For example, the sand mold gravity cork-pulling pouring device for the large castings disclosed in the chinese patent No. CN201711488094.4 solves the problem that the conventional pouring cannot be performed continuously by arranging an openable graphite cork at the bottom of the pouring basin, but through a plurality of tests, the pouring device cannot control the pouring speed, which will result in bubbles in the finished product, and reduce the quality of the finished product.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a gravity pouring device has solved the uncontrollable problem of current major possession casting product pouring velocity of flow.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a gravity pouring device comprises a base and a support frame symmetrically welded on the left side of the top of the base in a front-back mode, wherein rotating gears are movably mounted at the top and the bottom of the support frame, a pouring mold is fixedly connected to the axis of the rotating gears at the top of the support frame, the pouring mold is positioned between the support frames, a liquid inlet is formed in the top of the pouring mold, a sliding groove and a pouring opening are formed in the left side of the top of the pouring mold respectively and penetrate through the inner wall and the outer wall of the pouring mold, the sliding groove and the pouring opening are communicated with each other, a first servo motor is fixedly arranged on the left side of the top of the pouring mold, a guide wheel is fixedly arranged on the left side of the top of the pouring mold, the guide wheel is in transmission connection with the output end of the first servo motor through a first conveying belt, a rotating frame is fixedly arranged on the left side of the pouring mold by, the second conveyor belt is connected between the driven gear and the guide wheel in a transmission mode, the intercepting rack is installed in the sliding groove in a sliding mode, and the intercepting rack is meshed with the driven gear.

The transmission is connected with the chain belt between the rotating gear, and a second servo motor is installed at the axis of the rotating gear at the bottom of the supporting frame.

Preferably, the right side at support frame top has set firmly the bracing piece, the right side of bracing piece slides and is provided with the balancing weight, the top of balancing weight is passed through the stay cord and is connected on the outer wall of pouring mould, the right side of bracing piece has set firmly the objective table, the top fixedly connected with buffer spring of objective table.

Preferably, a flow guide nozzle is fixedly arranged on the left side of the pouring mold and is positioned below the pouring gate.

Preferably, the casting mold has an inverted trapezoidal shape, and the left side thereof is wider than the right side thereof.

(III) advantageous effects

The utility model provides a gravity pouring device. The method has the following beneficial effects:

this gravity pouring device through setting up the controllable velocity of flow mechanism of whole rotary type, under the unchangeable circumstances of assurance loading capacity, the control pouring velocity of flow that can be accurate to the uncontrollable problem of the velocity of flow that involves in the background art has been solved promptly, has still solved the drawback that the pouring device loading capacity is little simultaneously, kills two birds with one stone, has satisfied the purpose to the continuous controllable velocity of flow of major possession casting article.

Drawings

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

FIG. 2 is an enlarged view of the structure at the position A of the present invention;

fig. 3 is the left side view of the local structure of the casting mold of the present invention.

In the figure: 1. a base; 2. a support frame; 3. pouring a mold; 4. a liquid inlet; 5. a chute; 6. a pouring gate; 7. a first servo motor; 8. a guide wheel; 9. a first conveyor belt; 10. rotating the frame; 11. a driven gear; 12. a second conveyor belt; 13. a closure rack; 14. a rotating gear; 15. a chain belt; 16. a second servo motor; 17. a support bar; 18. pulling a rope; 19. a balancing weight; 20. an object stage; 21. a buffer spring; 22. a flow guide nozzle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-3, the utility model provides a technical solution: a gravity pouring device comprises a base 1, a support frame 2 which is symmetrically welded on the left side of the top of the base 1 in a front-back mode, rotating gears 14 are movably installed at the top and the bottom of the support frame 2, a pouring mold 3 is fixedly connected to the axis of the rotating gear 14 at the top of the support frame 2, the pouring mold 3 is inverted trapezoid, the left side of the pouring mold is wider than the right side, the pouring mold 3 is positioned between the support frames 2, a liquid inlet 4 is arranged at the top of the pouring mold 3, a chute 5 and a pouring gate 6 are respectively arranged on the left side of the top of the pouring mold 3, the pouring gate 6 penetrates through the inner wall and the outer wall of the pouring mold 3, a flow guiding nozzle 22 is fixedly arranged on the left side of the pouring mold 3, the flow guiding nozzle 22 is positioned below the pouring gate 6, and metal liquid flowing out of the pouring gate 6 can be conveniently and uniformly injected into a metal mold cavity, the length of the closure rack 13 for plugging the pouring gate 6 is controlled, so that the flow rate of the pouring gate 6 is controlled, when the closure rack 13 slides to the lowest end of the pouring gate 6, the pouring gate 6 is plugged, the metal liquid cannot flow out, when the closure rack 13 slides to the uppermost position of the pouring gate 6, the pouring gate 6 is completely opened, and the flow rate is the maximum;

a first servo motor 7 is fixedly arranged on the left side of the top of the pouring mould 3, a guide wheel 8 is fixedly arranged on the left side of the top of the pouring mould 3, the guide wheel 8 is in transmission connection with the output end of the first servo motor 7 through a first conveying belt 9, a rotating frame 10 is fixedly arranged on the left side of the pouring mould 3 by taking the sliding groove 5 as a symmetry center, a driven gear 11 is movably connected to the middle part of the rotating frame 10, a second conveying belt 12 is in transmission connection between the driven gear 11 and the guide wheel 8, an intercepting rack 13 is slidably arranged in the sliding groove 5, the intercepting rack 13 is mutually meshed with the driven gear 11, in order to control the flow rate of the pouring gate 6, by starting the first servo motor 7, the first conveyor belt 9 is driven to rotate, and then the second conveyor belt 12 is driven to rotate, thereby driving the driven gear 11 to rotate, driving the closure rack 13 to slide up and down in the chute 5, and plugging the pouring gate 6 through the closure rack 13;

a chain belt 15 is in transmission connection between the rotating gears 14, a second servo motor 16 is installed at the axis of the rotating gear 14 at the bottom of the support frame 2, firstly, metal liquid is filled into the casting mold 3 through the liquid inlet 4, then the second servo motor 16 is started to drive the rotating gear 14 to rotate, and then the chain belt 15 is driven to rotate, so that the casting mold 3 is driven to rotate, the pouring gate 6 of the casting mold is inclined so as to pour the metal liquid, and the type of the servo motor can adopt Mitsubishi HG-KN 13J-S100;

the right side at 2 tops of support frame has set firmly bracing piece 17, the right side of bracing piece 17 slides and is provided with balancing weight 19, the top of balancing weight 19 is passed through stay cord 18 and is connected on the outer wall of pouring mould 3, the right side of bracing piece 17 has set firmly objective table 20, the top fixedly connected with buffer spring 21 of objective table 20, in order to prevent the unbalanced problem of gravity about pouring mould 3, we set up balancing weight 19 through the right side at pouring mould 3, the weight general control of balancing weight 19 is at 60-100 kg, play the balanced purpose of the left and right sides stress balance of balanced pouring mould 3, prevent to cause the problem of wearing and tearing for each part because the unbalanced stress, and through setting up buffer spring 21, can play certain buffering shock attenuation purpose at the in-process that balancing weight 19.

When the pouring device is used, firstly, the pouring mould 3 is filled with metal liquid through the liquid inlet 4, then the second servo motor 16 is started to drive the rotating gear 14 to rotate, then the chain belt 15 is driven to rotate, so that the pouring mould 3 is driven to rotate, the pouring gate 6 is inclined so as to pour the metal liquid, in order to control the flow rate of the pouring gate 6, the first servo motor 7 is started to drive the first conveyor belt 9 to rotate, then the second conveyor belt 12 is driven to rotate, so that the driven gear 11 is driven to rotate, then the cut-off rack 13 is driven to slide up and down in the chute 5, the pouring gate 6 is blocked through the cut-off rack 13, as shown in figure 2, the flow rate of the pouring gate 6 is controlled by controlling the length of the cut-off rack 13 for blocking the pouring gate 6, when the cut-off rack 13 slides to the lowest end of the pouring gate 6, at the moment, the pouring gate 6 is blocked, the metal liquid cannot flow out, when the cut-off rack 13 slides, the pouring opening 6 is now fully open, at which the flow rate is at its maximum.

To sum up, this gravity pouring device through setting up the controllable velocity of flow mechanism of whole rotary type, under the unchangeable circumstances of assurance loading capacity, the control pouring velocity of flow that can be accurate to the uncontrollable problem of the velocity of flow that involves in the background art has been solved promptly, has still solved the drawback that the pouring device loading capacity is little simultaneously, kills two birds with one stone, has satisfied the purpose to the continuous controllable velocity of flow of heavy castings article.

It should be noted that the electrical components shown in this document are all electrically connected to an external master controller and 220V mains, and the master controller may be a conventional known device such as a computer for controlling, and the control principle, internal structure, and control switching manner of the device are conventional means in the prior art, and are directly referred to herein without further description. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A gravity casting device is characterized in that: the casting mold comprises a base (1) and support frames (2) which are symmetrically welded on the left side of the top of the base (1) in a front-back mode, wherein rotating gears (14) are movably mounted at the top and the bottom of each support frame (2), a casting mold (3) is fixedly connected to the axis of each rotating gear (14) positioned at the top of each support frame (2), each casting mold (3) is positioned between the support frames (2), a liquid inlet (4) is formed in the top of each casting mold (3), a sliding groove (5) and a pouring gate (6) are respectively formed in the left side of the top of each casting mold (3), each pouring gate (6) penetrates through the inner wall and the outer wall of each casting mold (3), the sliding grooves (5) and the pouring gates (6) are communicated with each other, a first servo motor (7) is fixedly arranged on the left side of the top of each casting mold (3), a guide wheel (8) is, the casting mold is characterized in that the guide wheel (8) is in transmission connection with the output end of the first servo motor (7) through a first conveyor belt (9), a rotating frame (10) is fixedly arranged on the left side of the casting mold (3) by taking the sliding groove (5) as a symmetric center, a driven gear (11) is movably connected to the middle of the rotating frame (10), a second conveyor belt (12) is in transmission connection between the driven gear (11) and the guide wheel (8), a closure rack (13) is installed in the sliding groove (5) in a sliding mode, and the closure rack (13) is meshed with the driven gear (11);

a chain belt (15) is connected between the rotating gears (14) in a transmission manner, and a second servo motor (16) is installed at the axis of the rotating gear (14) at the bottom of the support frame (2).

2. A gravity casting apparatus as claimed in claim 1, wherein: the right side at support frame (2) top has set firmly bracing piece (17), the right side of bracing piece (17) slides and is provided with balancing weight (19), the top of balancing weight (19) is passed through stay cord (18) and is connected on the outer wall of pouring mould (3), the right side of bracing piece (17) has set firmly objective table (20), the top fixedly connected with buffer spring (21) of objective table (20).

3. A gravity casting apparatus as claimed in claim 1, wherein: the left side of the pouring die (3) is fixedly provided with a flow guide nozzle (22), and the flow guide nozzle (22) is positioned below the pouring gate (6).

4. A gravity casting apparatus as claimed in claim 1, wherein: the pouring die (3) is in an inverted trapezoid shape, and the left side of the pouring die is wider than the right side of the pouring die.