Vacuum furnace chute plunger control device and using method thereof

Abstract

The invention discloses a vacuum furnace chute plunger control device and a using method thereof. The vacuum furnace chute plunger control device comprises a vacuum furnace and a plunger control device, the chute is mounted on the vacuum furnace, and a sprue gate is formed in the chute; the plugging assembly is mounted on the chute and used for plugging a sprue gate of the chute; and the adjusting assembly is mounted on the vacuum furnace, is connected with the plugging assembly and is used for driving the plugging assembly to move towards or away from the sprue gate of the chute. According to the arrangement of the plugging assembly, the plugging assembly is adjusted through the adjusting assembly, and the adjusting mode is that when pouring is needed, the plugging assembly is driven to move back to the sprue gate of the chute so as to open the sprue gate of the chute, and when pouring is not needed, the plugging assembly is driven to move towards the sprue gate of the chute so as to plug the sprue gate of the chute. The situation that molten metal is wasted under the condition that the mold rotating disc cannot be in place in time can be effectively avoided, the adjusting mode is flexible, and the pouring efficiency cannot be affected.

Description

Technical Field

[0001] The invention relates to the technical field of pouring equipment, and in particular to a vacuum furnace chute plunger control device and a use method thereof. Background Art

[0002] The chute is an indispensable part of a large vacuum induction melting furnace. Its main function is to guide the molten metal from the melting chamber to the mold of the ingot casting chamber.

[0003] At present, most large vacuum furnaces rotate the mold to the pouring port of the chute by the center of the turntable. This design will cause a gap between the molds, which is easy to cause leakage and splashing when pouring the molten metal. At the same time, if this design encounters an emergency, such as the problem that the mold turntable below cannot be put in place in time, the molten metal in the chute will leak out from the pouring port, causing a waste of molten metal. Summary of the invention

[0004] In view of the shortcomings of the prior art, the present invention designs a vacuum furnace chute plunger control device, comprising: a vacuum furnace; a chute installed on the vacuum furnace and provided with a pouring port; a blocking assembly installed on the chute and used for blocking the pouring port of the chute; an adjusting assembly installed on the vacuum furnace and connected to the blocking assembly and used for driving the blocking assembly to move toward or away from the pouring port of the chute.

[0005] Preferably, the adjusting assembly includes: a supporting assembly installed on the vacuum furnace and connected to the blocking assembly; a driving assembly installed on the vacuum furnace, located on the side of the supporting assembly, and connected to the supporting assembly.

[0006] Preferably, the blocking assembly includes: a fixed seat installed on the chute; a lifting shaft slidably installed on the fixed seat; a blocking part installed at one end of the lifting shaft and connected to the supporting assembly for blocking the pouring port of the chute; and a first protective assembly installed at the other end of the lifting shaft.

[0007] Preferably, the blocking portion includes: a fixing member installed at the end of the lifting shaft; a supporting shaft installed on the fixing member and connected to the supporting assembly; a connecting member installed on the fixing member; and a blocking column installed on the connecting member for blocking the pouring port of the chute.

[0008] Preferably, the supporting assembly includes: a base and a rotating shaft, the base is mounted on the vacuum furnace via the rotating shaft; a supporting portion, mounted on the base and connected to the sealing assembly; a lifting wheel, mounted on the base and connected to the driving assembly; and a second protective assembly, mounted on the bottom of the base.

[0009] Preferably, the supporting part includes a supporting plate, a first adjusting member and a second adjusting member, the supporting plate is mounted on the base through the first adjusting member and the second adjusting member, the first adjusting member and the second adjusting member are used for lateral adjustment and longitudinal adjustment respectively, and the supporting plate is connected to the sealing assembly.

[0010] Preferably, the driving assembly includes: a mounting seat mounted on the vacuum furnace; a driving member support mounted on the mounting seat; a driving member mounted on the driving member support; and a lifting portion connected to the driving member and to the lifting wheel.

[0011] Preferably, the lifting part includes: a driving arm connected to the driving member; a connecting rod, one end of which is connected to the driving arm; a clamping arm, which is connected to the other end of the connecting rod; two axle seats, which are respectively connected to the driving arm and the clamping arm; two connecting plates, which are respectively connected to the two axle seats; and a lifting plate, which is connected to the two connecting plates and to the lifting wheel.

[0012] Preferably, the first protection component includes a mounting block and a first blocking plate, and the first blocking plate is installed at the end of the lifting shaft through the mounting block; the second protection component includes a hook and a second blocking plate, and the second blocking plate is installed at the bottom of the base through the hook.

[0013] Based on the same design concept, the present invention provides a method for using a vacuum furnace chute plunger control device, comprising the following steps: blocking the pouring port of the chute: driving the blocking component to move toward the pouring port of the chute through an adjusting component; opening the pouring port of the chute: driving the blocking component to move away from the pouring port of the chute through an adjusting component.

[0014] Compared with the closest prior art, the beneficial effects of the present invention are: 1. The plugging component of the present invention is set up, and the plugging component is adjusted by the adjusting component. The adjusting method is to drive the plugging component to move back to the pouring port of the chute when pouring is required to open the pouring port of the chute, and to drive the plugging component to move toward the pouring port of the chute when pouring is not required to block the pouring port of the chute. This can effectively avoid the waste of molten metal when the mold turntable cannot be put into place in time, and the adjusting method is flexible and will not affect the efficiency of pouring.

[0015] 2. The arrangement of the first protection component and the second protection component of the present invention can prevent the splashing of the poured molten metal from damaging the device, thereby ensuring the safety of the device and reducing the probability of failure. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic structural diagram of the plunger control device of the present invention.

[0017] Figure 2 It is a schematic diagram of the installation structure of the drive assembly of the present invention.

[0018] Figure 3 It is a schematic structural diagram of the plugging assembly of the present invention.

[0019] Figure 4 It is a first structural schematic diagram of the supporting assembly of the present invention.

[0020] Figure 5 It is a second structural schematic diagram of the supporting assembly of the present invention.

[0021] Figure 6 It is a schematic diagram of the structure of the driving assembly of the present invention.

[0022] Figure 7 It is a schematic diagram of the connection structure of the lifting wheel and the lifting plate of the present invention.

[0023] Reference numerals: 1-vacuum furnace, 2-chute, 3-blocking assembly, 31-fixed seat, 32-lifting shaft, 33-mounting block, 34-first baffle plate, 35-fixing part, 36-supporting shaft, 37-connecting part, 38-blocking column, 4-supporting assembly, 41-base, 42-rotating shaft, 43-hook, 44-second baffle plate, 45-supporting plate, 46-first adjusting part, 47-second adjusting part, 48-lifting wheel, 5-driving assembly, 51-mounting seat, 52-driving part support, 53-driving part, 54-driving arm, 55-connecting rod, 56-clamping arm, 57-axle seat, 58-connecting plate, 59-lifting plate. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0025] like Figure 1-Figure 7 As shown, the present invention provides a vacuum furnace chute plunger control device, comprising: a vacuum furnace 1, a chute 2, a plugging component 3 and an adjusting component. The chute 2 is installed on the vacuum furnace 1, and a pouring port is arranged on the chute. The plugging component 3 is installed on the chute 2, and is used to plug the pouring port of the chute 2. The adjusting component is installed on the vacuum furnace 1, and is connected to the plugging component 3, and is used to drive the plugging component 3 to move toward or away from the pouring port of the chute 2. The plugging component 3 is set, and the plugging component 3 is adjusted by the adjusting component. The adjustment method is to drive the plugging component 3 to move away from the pouring port of the chute 2 when pouring is required to open the pouring port of the chute 2, and to drive the plugging component 3 to move toward the pouring port of the chute 2 when pouring is not required to block the pouring port of the chute 2. It can effectively avoid the waste of molten metal when the mold turntable cannot be put in place in time, and the adjustment method is flexible and will not affect the efficiency of pouring.

[0026] In a preferred embodiment, the adjustment assembly includes: a supporting assembly 4 and a driving assembly 5. The supporting assembly 4 is installed on the vacuum furnace 1 and connected to the plugging assembly 3. The driving assembly 5 is installed on the vacuum furnace 1, located on the side of the supporting assembly 4, and connected to the supporting assembly 4. The supporting assembly 4 and the driving assembly 5 are staggered according to the actual construction situation, which can avoid the accumulation of components at the end of the chute 2, improve the utilization rate of the space, and also reduce the occurrence of failures and the difficulty of maintenance.

[0027] In a preferred embodiment, the plugging assembly 3 includes: a fixed seat 31, a lifting shaft 32, a plugging part and a first protective assembly. The fixed seat 31 is installed on the chute 2. The lifting shaft 32 is slidably installed on the fixed seat 31. The plugging part is installed at one end of the lifting shaft 32 and connected to the supporting assembly 4 to block the pouring port of the chute 2. The first protective assembly is installed at the other end of the lifting shaft 32. The setting of the first protective assembly can prevent the splashing of the poured molten metal from damaging the device, ensure the safety of the device, and reduce the probability of failure.

[0028] In a preferred embodiment, the blocking portion includes: a fixing member 35, a supporting shaft 36, a connecting member 37 and a blocking column 38. The fixing member 35 is installed at the end of the lifting shaft 32. The supporting shaft 36 is installed on the fixing member 35 and connected to the supporting assembly 4. The connecting member 37 is installed on the fixing member 35. The blocking column 38 is installed on the connecting member 37 and is used to block the pouring port of the chute 2.

[0029] In a preferred embodiment, the supporting assembly 4 includes: a base 41, a rotating shaft 42, a supporting part and a lifting wheel 48. The base 41 is mounted on the vacuum furnace 1 through the rotating shaft 42. The supporting part is mounted on the base 41 and connected to the blocking assembly 3. The lifting wheel 48 is mounted on the base 41 and connected to the driving assembly 5; the second protection assembly is mounted at the bottom of the base 41. The setting of the second protection assembly can prevent the splashing of the poured molten metal from damaging the device, ensure the safety of the device, and reduce the probability of failure.

[0030] In a preferred embodiment, the supporting part includes a supporting plate 45, a first adjusting member 46 and a second adjusting member 47. The supporting plate 45 is installed on the base 41 through the first adjusting member 46 and the second adjusting member 47. The first adjusting member 46 and the second adjusting member 47 are used for lateral adjustment and longitudinal adjustment respectively. The supporting plate 45 is connected to the blocking assembly 3. The provision of the first adjusting member 46 and the second adjusting member 47 facilitates the adjustment of the supporting plate 45, and the adjustment process is convenient and quick.

[0031] In a preferred embodiment, the driving assembly 5 comprises: a mounting seat 51, a driving member support 52, a driving member 53 and a lifting portion. The mounting seat 51 is mounted on the vacuum furnace 1. The driving member support 52 is mounted on the mounting seat 51; the driving member 53 is mounted on the driving member support 52. The lifting portion is connected to the driving member 53 and is connected to the lifting wheel 48.

[0032] In a preferred embodiment, the lifting part includes: a driving arm 54, a connecting rod 55, a tightening arm 56, an axle seat 57, a connecting plate 58 and a lifting plate 59. The driving arm 54 is connected to the driving member 53. One end of the connecting rod 55 is connected to the driving arm 54, and the tightening arm 56 is connected to the other end of the connecting rod 55. There are two axle seats 57, which are respectively connected to the driving arm 54 and the tightening arm 56. There are two connecting plates 58, which are respectively connected to two axle seats 57. The lifting plate 59 is connected to the two connecting plates 58 and is connected to the lifting wheel 48. Preferably, the lifting plate 59 is an inverted U-shaped structure, and the lifting wheel 48 is clamped in the U-shaped structure.

[0033] In a preferred embodiment, the first protection component includes a mounting block 33 and a first blocking plate 34, and the first blocking plate 34 is mounted on the end of the lifting shaft 32 through the mounting block 33; the second protection component includes a hook 43 and a second blocking plate 44, and the second blocking plate 44 is mounted on the bottom of the base 41 through the hook 43. The arrangement of the first protection component and the second protection component can prevent the splashing of the poured molten metal from damaging the device, ensure the safety of the device, and reduce the probability of failure.

[0034] The present invention also provides a method for using a plunger control device for a vacuum furnace chute, including blocking the pouring port of the chute 2, and driving the blocking component 3 to move toward the pouring port of the chute 2 through an adjustment component. The driving member 53 pulls the driving arm 54, driving the connecting rod 55 and the tightening arm 56 to move around the center of the shaft seat 57, and the connecting plate 58 inside the shaft seat 57 drives the lifting plate 59 to move counterclockwise, and the lifting plate 59 drives the lifting wheel 48 to move downward, driving the base 41 to move clockwise around the center of the rotating shaft 42, and the supporting plate 45 moves downward, no longer generating a supporting force on the supporting shaft 36, and the blocking column 38 moves toward the pouring port of the chute 2 under the action of gravity to block the pouring port of the chute 2.

[0035] In a preferred embodiment, the method of use further comprises opening the pouring port of the chute 2, and driving the blocking assembly 3 to move away from the pouring port of the chute 2 through the adjusting assembly. The driving member 53 pushes the driving arm 54, driving the connecting rod 55 and the tightening arm 56 to move around the center of the shaft seat 57, the connecting plate 58 inside the shaft seat 57 drives the lifting plate 59 to lift clockwise, the lifting plate 59 drives the lifting wheel 48 to push upward, and drives the base 41 to move counterclockwise around the center of the rotating shaft 42, the supporting plate 45 drives the supporting shaft 36 to move upward, and then the supporting shaft 36 drives the blocking column 38 to move away from the pouring port of the chute 2 through the connecting member 37, the pouring port of the chute 2 is opened, and pouring begins.

[0036] In the description of the present application, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present application.

[0037] In addition, the terms "above" and "below" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "above" and "below" may explicitly or implicitly include at least one of the features. In the description of this application, the meaning of "multiple" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0038] In this application, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection, an electrical connection, or communication with each other; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0039] In the present application, the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" etc. mean that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present application. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, without contradiction.

[0040] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and variations. Any modification, equivalent substitution, improvement, etc. made within the spirit and principle of the present invention are included in the scope of the claims of the present invention to be approved.

Claims

1. A vacuum furnace chute plunger control device, characterized in that: include: Vacuum furnace (1); A chute (2) is installed on the vacuum furnace (1) and is provided with a pouring port; A plugging assembly (3) is installed on the chute (2) and is used to plug the pouring port of the chute (2); An adjusting component is installed on the vacuum furnace (1) and is connected to the blocking component (3), and is used to drive the blocking component (3) to move toward or away from the pouring port of the chute (2).

2. The vacuum furnace chute plunger control device according to claim 1, characterized in that: The adjustment component comprises: A supporting assembly (4) is mounted on the vacuum furnace (1) and connected to the blocking assembly (3); A driving assembly (5) is mounted on the vacuum furnace (1), is located on the side of the supporting assembly (4), and is connected to the supporting assembly (4).

3. The vacuum furnace chute plunger control device according to claim 2, characterized in that: The blocking component (3) comprises: A fixed seat (31) mounted on the chute (2); A lifting shaft (32) slidably mounted on the fixing seat (31); A blocking portion, mounted on one end of the lifting shaft (32), connected to the supporting assembly (4), and used for blocking a pouring port of the chute (2); A first protection component is mounted on the other end of the lifting shaft (32).

4. The vacuum furnace chute plunger control device according to claim 3, characterized in that: The blocking portion comprises: A fixing member (35) mounted on the end of the lifting shaft (32); A supporting shaft (36) is mounted on the fixing member (35) and connected to the supporting assembly (4); A connecting member (37) mounted on the fixing member (35); A blocking column (38) is mounted on the connecting piece (37) and is used to block the pouring port of the chute (2).

5. The vacuum furnace chute plunger control device according to claim 2, characterized in that: The supporting component (4) comprises: a base (41) and a rotating shaft (42), wherein the base (41) is mounted on the vacuum furnace (1) via the rotating shaft (42); A supporting portion, mounted on the base (41) and connected to the blocking assembly (3); A lifting wheel (48) is mounted on the base (41) and connected to the driving assembly (5); A second protection component is installed on the bottom of the base (41).

6. The vacuum furnace chute plunger control device according to claim 5, characterized in that: The supporting portion comprises a supporting plate (45), a first adjusting member (46) and a second adjusting member (47); the supporting plate (45) is mounted on the base (41) via the first adjusting member (46) and the second adjusting member (47); the first adjusting member (46) and the second adjusting member (47) are used for lateral adjustment and longitudinal adjustment respectively; the supporting plate (45) is connected to the blocking assembly (3).

7. The vacuum furnace chute plunger control device according to claim 5, characterized in that: The driving component (5) comprises: A mounting seat (51) mounted on the vacuum furnace (1); A driving member support (52) mounted on the mounting seat (51); A driving member (53) mounted on the driving member support (52); The lifting part is connected to the driving member (53) and connected to the lifting wheel (48).

8. The vacuum furnace chute plunger control device according to claim 7, characterized in that: The lifting part comprises: A driving arm (54) connected to the driving member (53); A connecting rod (55), one end of which is connected to the driving arm (54); A tightening arm (56) connected to the other end of the connecting rod (55); Two shaft seats (57) are provided, and are respectively connected to the driving arm (54) and the tightening arm (56); Two connecting plates (58) are connected to the two shaft seats (57) respectively; A lifting plate (59) is connected to the two connecting plates (58) and is also connected to the lifting wheel (48).

9. The vacuum furnace chute plunger control device according to claim 5, characterized in that: The first protection assembly comprises a mounting block (33) and a first blocking plate (34); the first blocking plate (34) is mounted on the end of the lifting shaft (32) via the mounting block (33); The second protection component comprises a hook (43) and a second blocking plate (44); the second blocking plate (44) is mounted on the bottom of the base (41) via the hook (43).

10. The method for using the vacuum furnace chute plunger control device according to any one of claims 1 to 9, characterized in that: The following steps are involved: Blocking the pouring port of the chute (2): driving the blocking component (3) to move toward the pouring port of the chute (2) by means of the regulating component; Opening the pouring port of the chute (2): driving the blocking component (3) to move away from the pouring port of the chute (2) through the regulating component.

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