CN220398201U - Flow blocking mechanism of melting furnace - Google Patents
Flow blocking mechanism of melting furnace Download PDFInfo
- Publication number
- CN220398201U CN220398201U CN202322019426.9U CN202322019426U CN220398201U CN 220398201 U CN220398201 U CN 220398201U CN 202322019426 U CN202322019426 U CN 202322019426U CN 220398201 U CN220398201 U CN 220398201U
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- Prior art keywords
- melting furnace
- swing arm
- blocking mechanism
- flow blocking
- plug
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- 238000002844 melting Methods 0.000 title claims abstract description 65
- 230000008018 melting Effects 0.000 title claims abstract description 64
- 230000000903 blocking effect Effects 0.000 title claims abstract description 28
- 230000007246 mechanism Effects 0.000 title claims abstract description 27
- 229910000831 Steel Inorganic materials 0.000 claims description 12
- 239000010959 steel Substances 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 10
- 230000003014 reinforcing effect Effects 0.000 claims description 9
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims 1
- 239000007788 liquid Substances 0.000 abstract description 34
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 9
- 229910052782 aluminium Inorganic materials 0.000 description 9
- 230000006872 improvement Effects 0.000 description 7
- 238000004512 die casting Methods 0.000 description 4
- 230000002950 deficient Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Vertical, Hearth, Or Arc Furnaces (AREA)
Abstract
The utility model relates to the technical field of melting furnaces and discloses a flow blocking mechanism of a melting furnace, which comprises a bracket arranged on the melting furnace, a top plate fixed on the bracket, a first swing arm and a second swing arm which are respectively and pivotally connected with the side surfaces of the top plate, a lower long block arranged below the top plate and pivotally connected with the bottom ends of the two swing arms, a positioning structure arranged on the lower long block, and a plug arranged on the positioning structure, wherein the first swing arm, the second swing arm, the top plate and the lower long block form a four-bar mechanism, and a driving structure is arranged on the top plate. According to the flow blocking mechanism of the melting furnace, disclosed by the utility model, the liquid outlet of the melting furnace is blocked by driving the plug, and the front and back positions of the plug can be adjusted by arranging the position adjusting structure, so that the gap between the plug and the liquid outlet is made up, and the plug is ensured to be capable of completely blocking the liquid outlet of the melting furnace.
Description
Technical Field
The utility model relates to the technical field of melting furnaces, in particular to a flow blocking mechanism of a melting furnace.
Background
When the die casting is defective, the die casting needs to be put into a melting furnace to be melted into molten aluminum, then a flow blocking mechanism of the melting furnace is opened, then the molten aluminum flows into a transfer trolley through a flow guide groove, and then the molten aluminum is transferred into a die casting machine through the transfer trolley to be recast. The prior patent (CN 112605374A) discloses a flow blocking mechanism, which mainly comprises a telescopic rod and a top plate arranged at the output end of the telescopic rod, wherein the top plate is driven to descend by the telescopic rod, so that the top plate can be used for blocking a liquid outlet of a melting furnace, and after the flow blocking mechanism is used for a long time, the top plate is not tightly connected with the liquid outlet of the melting furnace, namely, a gap is formed between the top plate and the liquid outlet of the melting furnace, so that liquid leakage is caused.
It can be seen that there is a need for improvements and improvements in the art.
Disclosure of Invention
In view of the above-mentioned shortcomings of the prior art, an object of the present utility model is to provide a flow blocking mechanism of a melting furnace, which is aimed at ensuring that a plug is tightly connected when blocking a liquid outlet of the melting furnace, and no liquid leakage occurs.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a stifled flow mechanism of melting furnace, includes the support that sets up on the melting furnace, fixes roof on the support, respectively with roof side pivoted first swing arm and second swing arm, set up in roof below and with two swing arm's bottom pivoted lower long piece, set up the position structure on the long piece down and set up the end cap on the position structure, first swing arm, second swing arm, roof and the long piece down constitute four bar linkage, be equipped with driving structure on the roof, driving structure is used for driving first swing arm swing and drives the liquid outlet that the end cap is close to or keeps away from the melting furnace, the end cap is located the place ahead of long piece down, the position structure is used for adjusting the interval of end cap and long piece down.
As a further improvement of the technical scheme, the position adjusting structure comprises a front supporting plate arranged on the front end face of the lower long block, a rear supporting plate arranged on the rear end face of the lower long block, and a threaded rod penetrating through the front supporting plate and the rear supporting plate, wherein the front end of the threaded rod is fixedly connected with the plug, a front nut group and a rear nut group are sleeved on the threaded rod, the front nut group is used for clamping the front supporting plate, and the rear nut group is used for clamping the rear supporting plate.
As a further improvement of the technical scheme, the driving structure comprises a cylinder vertically downwards arranged on the top plate, a transmission head arranged at the end part of a piston rod of the cylinder, and a fixed shaft arranged on the first swing arm and extending along the left-right direction, wherein the fixed shaft is rotationally connected with a transmission arm, and one end of the transmission arm is in pivot connection with the transmission head.
As a further improvement of the technical scheme, the bracket comprises two channel steels vertically arranged on two sides of the top plate, and the bottom ends of the channel steels are fixed with the melting furnace in a welding mode.
As a further improvement of the technical scheme, the front end faces of the two channel steels are provided with reinforcing ribs which are fixedly connected with the melting furnace.
As a further improvement of the technical scheme, the melting furnace is provided with the U-shaped seat, the first swing arm is provided with the transverse plate which extends leftwards and rightwards, the transverse plate is provided with the U-shaped opening, the U-shaped seat and the transverse plate are provided with a bolt, the head of the bolt presses the front end face of the U-shaped seat, and the bolt is sleeved with the tightening nut which presses the rear end face of the transverse plate.
The utility model has the beneficial effects that: according to the flow blocking mechanism of the melting furnace, disclosed by the utility model, the liquid outlet of the melting furnace is blocked by driving the plug, and the front and back positions of the plug can be adjusted by arranging the position adjusting structure, so that the gap between the plug and the liquid outlet is made up, and the plug is ensured to be capable of completely blocking the liquid outlet of the melting furnace.
Drawings
Fig. 1 is a perspective view of a flow blocking mechanism provided by the utility model.
FIG. 2 is a schematic view of a flow blocking mechanism disposed on a melting furnace.
Description of main reference numerals: 1-bracket, 11-channel steel, 12-reinforcing rib, 2-top plate, 31-first swing arm, 32-second swing arm, 5-lower long block, 6-positioning structure, 61-front support plate, 62-rear support plate, 63-threaded rod, 64-front nut group, 65-rear nut group, 7-plug, 8-driving structure, 81-cylinder, 82-driving head, 83-fixed shaft, 84-driving arm, 91-U-shaped seat, 92-transverse plate, 93-U-shaped opening, 94-bolt, 95-tightening nut, 4-melting furnace and 41-guiding groove.
Detailed Description
The utility model provides a flow blocking mechanism of a melting furnace, which is used for making the purposes, technical schemes and effects of the utility model clearer and more definite, and further detailed description of the utility model is provided below by referring to the accompanying drawings and examples. It should be understood that the detailed description and specific examples are intended for purposes of illustration only and are not intended to limit the scope of the utility model.
Herein, "rear" is the liquid discharge direction of the liquid discharge port of the melting furnace 4, and "front" is opposite to "rear".
Referring to fig. 1 and 2, the present utility model provides a flow blocking mechanism of a melting furnace 4, including a bracket 1 disposed on the melting furnace 4, a top plate 2 fixed on the bracket 1, a first swing arm 31 and a second swing arm 32 pivotally connected to side surfaces of the top plate 2, a lower long block 5 disposed below the top plate 2 and pivotally connected to bottom ends of the two swing arms, a positioning structure 6 disposed on the lower long block 5, and a plug 7 disposed on the positioning structure 6, wherein the first swing arm 31, the second swing arm 32, the top plate 2 and the lower long block 5 form a four-bar mechanism, a driving structure 8 is disposed on the top plate 2, the driving structure 8 is used for driving the first swing arm 31 to swing and driving the plug 7 to approach or separate from a liquid outlet of the melting furnace 4, the plug 7 is located in front of the lower long block 5, and the positioning structure 6 is used for adjusting a distance between the plug 7 and the lower long block 5.
When the liquid outlet of the melting furnace 4 is to be blocked, the driving structure 8 drives the first swing arm 31 to swing forwards, drives the second swing arm 32 and the lower long block 5 to move forwards, and then drives the positioning structure 6 and the plug 7 to move forwards together until the plug 7 is used for blocking the liquid outlet of the melting furnace 4, so that the aluminum liquid of the melting furnace 4 is prevented from being discharged. When the plug 7 is connected with the liquid outlet and loosens, the interval between the plug 7 and the lower long block 5 is adjusted through the position adjusting structure 6, so that the gap between the plug 7 and the liquid outlet is made up, the plug 7 is ensured to be capable of completely plugging the liquid outlet of the melting furnace 4, and the problem of leakage of aluminum liquid is solved.
When the die casting of defective products needs to receive aluminum liquid after hot melting, the transportation trolley is placed under the outlet of the diversion trench 41, then the driving structure 8 drives the first swing arm 31 to swing backwards, drives the second swing arm 32 and the lower long block 5 to move backwards, then drives the positioning structure 6 and the plug 7 to move backwards, the plug 7 is separated from the liquid outlet to realize the opening of the liquid outlet, the aluminum liquid in the melting furnace 4 flows downwards along the diversion trench 41, and finally the aluminum liquid flows out of the outlet of the diversion trench 41 and falls into the transportation trolley.
Compared with the prior art, the flow blocking mechanism of the melting furnace 4 provided by the utility model can block the liquid outlet of the melting furnace 4 by driving the plug 7, and the front and back positions of the plug 7 can be adjusted by arranging the positioning structure 6, so that the gap between the plug 7 and the liquid outlet is made up, and the plug 7 is ensured to be capable of completely blocking the liquid outlet of the melting furnace 4.
Specifically, the positioning structure 6 includes a front support plate 61 disposed on a front end surface of the lower long block 5, a rear support plate 62 disposed on a rear end surface of the lower long block 5, and a threaded rod 63 penetrating through the front support plate 61 and the rear support plate 62, wherein a front end of the threaded rod 63 is fixedly connected with the plug 7, the threaded rod 63 is sleeved with a front nut group 64 and a rear nut group 65, the front nut group 64 is used for clamping the front support plate 61, and the rear nut group 65 is used for clamping the rear support plate 62. When the position of the plug 7 is to be adjusted, the front and rear positions of the plug 7 of the threaded rod 63 can be adjusted by loosening the front nut group 64 and the rear nut group 65, and when the adjustment is finished, the front nut group 64 and the rear nut group 65 can be locked again.
Further, the driving structure 8 includes an air cylinder 81 disposed on the top plate 2 vertically downward, a driving head 82 disposed at an end portion of a piston rod of the air cylinder 81, and a fixed shaft 83 disposed on the first swing arm 31 and extending in a left-right direction, and a driving arm 84 is rotatably connected to the fixed shaft 83, and one end of the driving arm 84 is pivotally connected to the driving head 82. The transverse plate 92 is provided with an opening for avoiding the piston rod of the air cylinder 81, and the air cylinder 81 can directly utilize an air source in a production workshop, so that energy is conveniently supplied. The air cylinder 81 is controlled by an electric cabinet, which comprises a cabinet body, a PLC controller arranged in the cabinet body, a related control circuit and a control button; the operator can realize the opening and closing of the liquid outlet by operating the control button.
It will be understood that when the piston rod of the air cylinder 81 extends downward, the downward pressure of the driving head 82 is converted into the forward thrust of the fixed shaft 83 by the driving arm 84, so as to drive the first swing arm 31 and the second swing arm 32, the lower long block 5 and the plug 7 to move together in the direction of the melting furnace 4, thereby closing the liquid outlet of the melting furnace 4.
When the piston rod of the cylinder 81 is retracted upwards, the lifting force of the transmission head 82 is converted into the rear pulling force of the fixed shaft 83 through the transmission arm 84, so that the first swing arm 31, the second swing arm 32, the lower long block 5 and the plug 7 are driven to be away from the melting furnace 4 together, and the liquid outlet of the melting furnace 4 is opened.
Specifically, the bracket 1 comprises two channel steels 11 vertically arranged on two sides of the top plate 2, and the bottom ends of the channel steels 11 are welded and fixed with the melting furnace 4. The channel steel 11 has the advantages of large bearable load, long service life and difficult deformation, and can be obtained by directly cutting the channel steel 11 section bar.
Preferably, reinforcing ribs 12 are arranged on the front end faces of the two channel steels 11, the reinforcing ribs 12 are fixedly connected with the melting furnace 4, the reinforcing ribs 12 can be fixedly connected with the reinforcing ribs 12 through screws, and the reinforcing ribs 12 are fixedly connected with the melting furnace 4 through screws. The provision of the reinforcing ribs 12 can improve the overall stability of the bracket 1 and provide better support for other components.
In order to prevent the air cylinder 81 from being disconnected, a sufficient locking force cannot be provided, so that the internal pressure of the melting furnace 4 cannot be overcome, and the plug 7 is pushed open, so that the molten aluminum leaks. The flow blocking mechanism further comprises a locking safety mechanism, the locking safety mechanism comprises a U-shaped seat 91 arranged on the melting furnace 4, a transverse plate 92 extending leftwards and rightwards is arranged on the first swing arm 31, and a U-shaped opening 93 is formed in the transverse plate 92; after the drain port of the melting furnace 4 is blocked by the plug 7 (i.e. after the drain port is closed), a bolt 94 is arranged on the U-shaped seat 91 and the transverse plate 92, the head of the bolt 94 presses the front end surface of the U-shaped seat 91, a tightening nut 95 is sleeved on the bolt 94, the tightening nut 95 presses the rear end surface of the transverse plate 92, i.e. the tightening nut 95 is tightened, and the first swing arm 31 forms a forward swing trend to limit the plug 7 from being separated from the drain port.
In this embodiment, the plug 7 has a square block shape, and accordingly, the drain port of the melting furnace 4 is provided in a square hole shape, so that the shape of the plug is matched with the drain port of the melting furnace.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically connected, electrically connected or can be communicated with each other; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
It will be understood that equivalents and modifications will occur to those skilled in the art based on the present utility model and its spirit, and all such modifications and substitutions are intended to be included within the scope of the present utility model.
Claims (6)
1. The utility model provides a flow blocking mechanism of melting furnace, its characterized in that, including setting up the support on the melting furnace, fixing the roof on the support, respectively with roof side pivoted joint's first swing arm and second swing arm, set up in roof below and with two swing arm's bottom pivoted joint's lower long piece, set up the position structure on the long piece down and set up the end cap on the position structure, first swing arm, second swing arm, roof and the long piece down constitute four bar linkage, be equipped with driving structure on the roof, driving structure is used for driving first swing arm swing and drives the leakage fluid dram that the end cap is close to or keeps away from the melting furnace, the end cap is located the place ahead of long piece down, position structure is used for adjusting the interval of end cap and long piece down.
2. The flow blocking mechanism of a melting furnace according to claim 1, wherein the positioning structure comprises a front support plate arranged on the front end face of the lower long block, a rear support plate arranged on the rear end face of the lower long block, and a threaded rod penetrating through the front support plate and the rear support plate, the front end of the threaded rod is fixedly connected with the plug, the threaded rod is sleeved with a front nut group and a rear nut group, the front nut group is used for clamping the front support plate, and the rear nut group is used for clamping the rear support plate.
3. The flow blocking mechanism of a melting furnace according to claim 1, wherein the driving structure comprises a cylinder vertically arranged on the top plate downwards, a transmission head arranged at the end part of a piston rod of the cylinder, and a fixed shaft arranged on the first swing arm and extending in the left-right direction, wherein the fixed shaft is rotatably connected with a transmission arm, and one end of the transmission arm is pivotally connected with the transmission head.
4. The flow blocking mechanism of the melting furnace according to claim 1, wherein the bracket comprises two channel steels vertically arranged on two sides of the top plate, and the bottom ends of the channel steels are welded and fixed with the melting furnace.
5. The flow blocking mechanism of the melting furnace according to claim 4, wherein reinforcing ribs are arranged on the front end faces of the two channel steels, and the reinforcing ribs are fixedly connected with the melting furnace.
6. The flow blocking mechanism of a melting furnace according to any one of claims 1 to 5, wherein a U-shaped seat is provided on the melting furnace, a transverse plate extending from left to right is provided on the first swing arm, a U-shaped opening is provided on the transverse plate, a bolt is provided on the U-shaped seat and the transverse plate, the head of the bolt presses the front end surface of the U-shaped seat, a tightening nut is sleeved on the bolt, and the tightening nut presses the rear end surface of the transverse plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322019426.9U CN220398201U (en) | 2023-07-28 | 2023-07-28 | Flow blocking mechanism of melting furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322019426.9U CN220398201U (en) | 2023-07-28 | 2023-07-28 | Flow blocking mechanism of melting furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220398201U true CN220398201U (en) | 2024-01-26 |
Family
ID=89604989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322019426.9U Active CN220398201U (en) | 2023-07-28 | 2023-07-28 | Flow blocking mechanism of melting furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220398201U (en) |
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2023
- 2023-07-28 CN CN202322019426.9U patent/CN220398201U/en active Active
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