CN116294558B - Feeding device for material sheets in hearth of single-cavity vacuum furnace - Google Patents
Feeding device for material sheets in hearth of single-cavity vacuum furnace Download PDFInfo
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- CN116294558B CN116294558B CN202310398047.7A CN202310398047A CN116294558B CN 116294558 B CN116294558 B CN 116294558B CN 202310398047 A CN202310398047 A CN 202310398047A CN 116294558 B CN116294558 B CN 116294558B
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- 239000000463 material Substances 0.000 title claims description 81
- 230000007246 mechanism Effects 0.000 claims abstract description 92
- 238000003825 pressing Methods 0.000 claims abstract description 44
- 238000000034 method Methods 0.000 claims abstract description 22
- 230000008569 process Effects 0.000 claims abstract description 21
- 230000005540 biological transmission Effects 0.000 claims description 57
- 238000012937 correction Methods 0.000 claims description 13
- 230000033001 locomotion Effects 0.000 claims description 10
- 210000001503 joint Anatomy 0.000 claims description 6
- 238000005245 sintering Methods 0.000 abstract description 13
- 230000000694 effects Effects 0.000 abstract description 10
- 238000010438 heat treatment Methods 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005261 decarburization Methods 0.000 description 1
- 238000007872 degassing Methods 0.000 description 1
- 238000005238 degreasing Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003031 feeding effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B5/00—Muffle furnaces; Retort furnaces; Other furnaces in which the charge is held completely isolated
- F27B5/06—Details, accessories, or equipment peculiar to furnaces of these types
- F27B5/12—Arrangement of devices for charging
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B5/00—Muffle furnaces; Retort furnaces; Other furnaces in which the charge is held completely isolated
- F27B5/04—Muffle furnaces; Retort furnaces; Other furnaces in which the charge is held completely isolated adapted for treating the charge in vacuum or special atmosphere
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B5/00—Muffle furnaces; Retort furnaces; Other furnaces in which the charge is held completely isolated
- F27B5/06—Details, accessories, or equipment peculiar to furnaces of these types
- F27B5/14—Arrangements of heating devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27M—INDEXING SCHEME RELATING TO ASPECTS OF THE CHARGES OR FURNACES, KILNS, OVENS OR RETORTS
- F27M2003/00—Type of treatment of the charge
- F27M2003/02—Preheating, e.g. in a laminating line
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Tunnel Furnaces (AREA)
Abstract
The application relates to the technical field of vacuum furnaces, in particular to a tablet feeding device in a hearth of a single-cavity vacuum furnace, when a tablet is fed, a moving mechanism can drive a power roller set to move horizontally and vertically, a driving roller of the power roller set drives a pressing mechanism to work, the pressing mechanism drives a conveying roller set to convey the tablet from one end of a feeding table set to the other end, meanwhile, the pressing mechanism drives a tablet correcting mechanism to move in the moving process, and the tablet correcting mechanism corrects the tablet which is conveyed and offset due to factors such as friction in the conveying process, so that the tablet is prevented from being unevenly heated in a sintering area, the sintering effect is influenced, and the feeding efficiency of the tablet in the vacuum furnace is improved.
Description
Technical Field
The application relates to the technical field of vacuum furnaces, in particular to a feeding device for a material sheet in a hearth of a single-cavity vacuum furnace.
Background
The vacuum heat treatment furnace is a facility for carrying out heat treatment on parts by utilizing a vacuum state, has high heat efficiency, can realize rapid temperature rise and temperature reduction, can realize no oxidation, no decarburization and no carburization, can remove phosphorus scraps on the surfaces of the workpieces, has the effects of degreasing, degassing and the like, thereby achieving the effect of bright and purifying the surfaces, being widely applied to heat treatment occasions of metal parts and having better use effect.
And to the material loading process of vacuum furnace, traditional feeding needs artifical material loading and need open the vacuum furnace, puts into sintering region with the tablet in proper order, then closes the furnace gate and take out the vacuum back and begin sintering process, and such feeding mode is not only inefficiency, needs the evacuation again and again, has destroyed the vacuum environment of vacuum furnace in feeding process, and the tablet also easily mode skew in carrying out artifical material loading in-process for the tablet is heated unevenly in sintering region.
Therefore, the application provides the feeding device for the material sheets in the hearth of the single-cavity vacuum furnace, which can realize feeding of the material sheets in the furnace in a vacuum environment and can ensure the flattening of the material sheets in a sintering area.
Disclosure of Invention
To solve the technical problems.
The application provides a feeding device for a material sheet in a hearth of a single-cavity vacuum furnace, which is arranged in the hearth of the single-cavity vacuum furnace and comprises the following components: the feeding device comprises a power roller set, a feeding table set and a moving mechanism, wherein the power roller set is arranged on the moving mechanism and is in transmission connection with the moving mechanism, the moving mechanism is arranged at two ends of the feeding table set, the power roller set comprises a driving roller and a plurality of conveying roller sets, the conveying roller sets are arranged on the driving roller, the driving roller is arranged on the moving mechanism through a supporting roller seat, the driving roller and each conveying roller set are respectively in transmission connection through a group of pushing mechanisms, the pushing mechanisms are in transmission connection with the driving roller, a tablet correcting mechanism is arranged at the upper end of each conveying roller set, and the tablet correcting mechanism is in butt joint with the pushing mechanisms;
when feeding the material sheets, the moving mechanism can drive the power roller group to move in the horizontal and vertical directions, the driving roller of the power roller group drives the pushing mechanism to work, the pushing mechanism drives the conveying roller group to convey the material sheets from one end of the feeding table group to the other end in a stepping manner, and meanwhile, the pushing mechanism drives the material sheet correcting mechanism to move in the moving process, and the material sheet correcting mechanism corrects the material sheets which are offset in the conveying process and are caused by factors such as friction.
Further, the driving roller comprises a driving mechanism and a transmission roller shaft, the transmission roller shaft can be rotatably arranged between two supporting roller seats positioned at two ends of the feeding table group, the driving mechanism is arranged on the supporting roller seats and is in transmission connection with the corresponding transmission roller shaft, the conveying roller group is arranged between the two transmission roller shafts, and the transmission roller shaft is in transmission connection with the pushing mechanism.
Further, every carry the roller group all includes two and carries the roller, and the both ends of every carry the roller all can pivoted through the bearing roller seat install between two drive roller, and the bearing roller seat cover is established on corresponding drive roller, and every carries the epaxial a plurality of support flitch of equal spaced-apart installation of roller, and every holds in the palm the equal joint of flitch and carries the corresponding position of roller, carries the roller and is connected with pushing down the mechanism transmission.
Further, each group of pressing mechanism includes holding down plate and two gyration layering, and the holding down plate is installed on the transmission roller and is located between two transport roller shafts of same transport roller group, and two gyration layering symmetry are installed on two transport roller shafts that correspond, and the lower surface of holding down plate can with gyration layering's upper surface butt.
Further, the moving mechanism comprises a linear moving assembly, a cam lifting module and two moving sliding seats, the two moving sliding seats are arranged below two ends of the feeding table group, the cam lifting module is arranged on the two moving sliding seats, the linear moving assembly is connected with the moving sliding seats, the cam lifting module is in transmission connection with the supporting roller seat, the linear moving assembly comprises a horizontal moving module and a guide rod group, the horizontal moving module is arranged below the feeding table group, the guide rod group is arranged on the two moving sliding seats through a rod seat, and the guide rod group is connected with the horizontal moving module through a moving sliding table.
Further, cam lifting module includes rotating cam and driving motor, and driving motor passes through support fixed mounting on the slide of removal slide, and rotating cam has two and all installs respectively on the support on the removal slide that corresponds through the transmission shaft, and the transmission shaft can pivoted install between two supports and be connected with driving motor's output transmission, and rotating cam and the lower extreme butt of supporting roller seat.
Further, the lower extreme of supporting roller seat is provided with the butt board, butt board and rotatory cam butt are through gag lever post group sliding connection between supporting roller seat and the support that corresponds, and gag lever post group fixed mounting is on supporting roller seat, is connected through the stop collar between gag lever post group and the support, and stop collar fixed mounting is on the support, and the stop collar cover is established on the gag lever post of gag lever post group.
Further, the tablet correction mechanism comprises two correction frames and two rail frames, wherein the two correction frames are symmetrically arranged on the corresponding rail frames through a reset component, the two rail frames are symmetrically arranged on bearing roller seats at two ends of the same conveying roller set, the lower ends of the correction frames are close to the conveying roller set, and the reset component is arranged on the rail frames.
Further, reset assembly includes hack lever and rail rest, and the one end of hack lever passes rail rest and correction frame fixed connection, another and rail rest fixed connection, rail rest and rail rest sliding connection, the cover is equipped with reset spring on the hack lever between rail rest and the rail rest, and reset spring's both ends butt rail rest and rail rest respectively are provided with the butt pole that can with the holding down plate butt on the rail rest.
Further, the feeding table group comprises a feeding frame and a support, the feeding frame is arranged on the support through a lifting assembly, the feeding frame and the support are both arranged in a hearth of the vacuum furnace, the feeding frame is positioned below a conveying roller group of the power roller group, and an electric preheating plate capable of preheating a material sheet is arranged on the feeding frame.
Compared with the prior art, the application has the following beneficial effects:
1. the application aims to solve the technical problem of feeding the material sheets in the vacuum furnace, realizes the stepping feeding of the material sheets in the hearth of the vacuum furnace by the power roller group and the moving mechanism, corrects the material sheets which are subjected to conveying deviation caused by friction and other factors in the feeding process, prevents the material sheets from being unevenly heated in a sintering area, influences the sintering effect, and improves the feeding efficiency of the material sheets in the vacuum furnace.
2. In order to solve the technical problem of offset of the material sheet caused by vibration and friction in the forward vibration material throwing type stepping conveying process, the material sheet correction mechanisms are arranged on two sides of each conveying roller group to center and correct the offset material sheet, so that the offset material sheet is corrected, the effect of one-feeding-one-clamping in the conveying process of the material sheet is realized, and the material sheet is always in a flat conveying state.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present application, the drawings that are required to be used in the embodiments of the present application will be briefly described below. It is evident that the drawings described below are only some embodiments of the present application and that other drawings may be obtained from these drawings without inventive effort for a person of ordinary skill in the art.
FIG. 1 is a schematic perspective view of the present application;
FIG. 2 is a schematic diagram of a second perspective structure of the present application;
FIG. 3 is a front view of the present application;
FIG. 4 is a top view of the present application;
FIG. 5 is a schematic perspective view of the power roller set and the moving mechanism of the present application;
FIG. 6 is a schematic perspective view of a conveying roller set, a pressing mechanism and a web straightening mechanism;
FIG. 7 is a schematic perspective view of a second embodiment of a transfer roll set, a hold-down mechanism, and a web rectification mechanism;
fig. 8 is an enlarged view at a in fig. 5.
The reference numerals in the figures are:
1-a power roller set; 1 a-a driving roller; 1a 1-a transmission roll shaft; 1a 2-a driving mechanism; 1 b-supporting a roller seat; 1b 1-a limit rod group; 1b 2-abutment plate; 1 c-a conveying roller set; 1c 1-conveying roller shafts; 1c 2-bearing roller seat; 1c 3-a material supporting plate; 1 d-a pressing mechanism; 1d 1-a lower pressing plate; 1d 2-a rotary pressing bar;
2-feeding table group; 2 a-a feeding frame; 2 b-a scaffold; 2 c-a lifting assembly; 2 d-electric preheating plate;
3-a movement mechanism; 3 a-a linear motion assembly; 3a 1-a horizontal movement module; 3a 2-guide bar set; 3a 3-a pole mount; 3a 4-moving the slipway; 3 b-a cam lifting module; 3b 1-a drive motor; 3b 2-rotating cam; 3b 3-drive shaft; 3b 4-support; 3b 5-limiting sleeve; 3 c-moving the slide;
4-a tablet correcting mechanism; 4 a-a correction rack; 4 b-a rail; 4 c-a reset assembly; 4c 1-hack lever; 4c 2-return spring; 4c 3-rail seat; 4c 4-a butt rod.
Detailed Description
The technical scheme of the application is further described below by the specific embodiments with reference to the accompanying drawings.
Wherein the drawings are for illustrative purposes only and are shown in schematic, non-physical, and not intended to be limiting of the present patent; for the purpose of better illustrating embodiments of the application, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the size of the actual product; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numbers in the drawings of embodiments of the application correspond to the same or similar components; in the description of the present application, it should be understood that, if the terms "upper", "lower", "left", "right", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, only for convenience in describing the present application and simplifying the description, rather than indicating or implying that the apparatus or elements being referred to must have a specific orientation, be constructed and operated in a specific orientation, so that the terms describing the positional relationships in the drawings are merely for exemplary illustration and should not be construed as limiting the present patent, and that the specific meaning of the terms described above may be understood by those of ordinary skill in the art according to specific circumstances.
In the description of the present application, unless explicitly stated and limited otherwise, the term "coupled" or the like should be interpreted broadly, as it may be fixedly coupled, detachably coupled, or integrally formed, as indicating the relationship of components; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between the two parts or interaction relationship between the two parts. The specific meaning of the above terms in the present application will be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1, the following preferred technical scheme is provided:
a single-cavity vacuum furnace hearth material sheet feeding device, which is arranged in the single-cavity vacuum furnace hearth and comprises: the feeding device comprises a power roller set 1, a feeding table set 2 and a moving mechanism 3, wherein the power roller set 1 is arranged on the moving mechanism 3 and is in transmission connection with the moving mechanism 3, the moving mechanism 3 is arranged at two ends of the feeding table set 2, the power roller set 1 comprises a driving roller 1a and a plurality of conveying roller sets 1c, the conveying roller sets 1c are arranged on the driving roller 1a, the driving roller 1a is arranged on the moving mechanism 3 through a supporting roller seat 1b, the driving roller 1a and each conveying roller set 1c are respectively in transmission connection through a group of pressing mechanisms 1d, the pressing mechanisms 1d are in transmission connection with the driving roller 1a, a tablet correcting mechanism 4 is arranged at the upper end of the conveying roller set 1c, and the tablet correcting mechanism 4 is in butt joint with the pressing mechanisms 1 d;
when feeding the material sheets, the moving mechanism 3 can drive the power roller set 1 to move in the horizontal and vertical directions, the driving roller 1a of the power roller set 1 drives the pressing mechanism 1d to work, the pressing mechanism 1d drives the conveying roller set 1c to convey the material sheets from one end of the feeding table set 2 to the other end in a stepping manner, meanwhile, the pressing mechanism 1d drives the material sheet correcting mechanism 4 to move in the moving process, and the material sheet correcting mechanism 4 corrects the material sheets which are offset in the conveying process and are caused by factors such as friction.
Specifically, in order to solve the technical problem of feeding the material sheets in the vacuum furnace, the application realizes the stepping feeding of the material sheets in the hearth of the vacuum furnace through the power roller group 1 and the moving mechanism 3, and can correct the material sheets which are transported and offset due to factors such as friction in the feeding process, prevent the material sheets from being unevenly heated in the sintering area, influence the sintering effect and improve the feeding efficiency of the material sheets in the vacuum furnace.
As shown in fig. 5, the following preferred technical scheme is provided:
the driving roller 1a comprises a driving mechanism 1a2 and a transmission roller shaft 1a1, the transmission roller shaft 1a1 is rotatably arranged between two supporting roller seats 1b positioned at two ends of the feeding table group 2, the driving mechanism 1a2 is arranged on the supporting roller seats 1b and is in transmission connection with the corresponding transmission roller shaft 1a1, the conveying roller group 1c is arranged between the two transmission roller shafts 1a1, and the transmission roller shaft 1a1 is in transmission connection with the pressing mechanism 1 d.
Specifically, in order to solve the technical problem of step-by-step conveying of the material sheets by the plurality of conveying roller sets 1c, the driving mechanism 1a2 drives the corresponding transmission roller shafts 1a1 to rotate, and then drives the pressing mechanism 1d and each conveying roller set 1c to gradually convey the material sheets to a sintering area in a hearth of the vacuum furnace.
As shown in fig. 6 and 7, the following preferred technical solutions are provided:
each conveying roller set 1c comprises two conveying roller shafts 1c1, two ends of each conveying roller shaft 1c1 are rotatably arranged between the two transmission roller shafts 1a1 through bearing roller bases 1c2, the corresponding transmission roller shafts 1a1 are sleeved with bearing roller bases 1c2, a plurality of material supporting plates 1c3 are arranged on each conveying roller shaft 1c1 at intervals, each material supporting plate 1c3 is clamped at the corresponding position of the corresponding conveying roller shaft 1c1, and the conveying roller shafts 1c1 are in transmission connection with the pressing mechanism 1 d.
Each group of pressing mechanism 1d comprises a pressing plate 1d1 and two rotary pressing strips 1d2, the pressing plate 1d1 is arranged on the transmission roller shaft 1a1 and positioned between the two conveying roller shafts 1c1 of the same conveying roller group 1c, the two rotary pressing strips 1d2 are symmetrically arranged on the corresponding two conveying roller shafts 1c1, and the lower surface of the pressing plate 1d1 can be in butt joint with the upper surface of the rotary pressing strip 1d 2.
Specifically, in order to solve the technical problems of transmission and tablet conveying between conveying roller sets 1c, the lower pressing plate 1d1 of a pressing mechanism 1d is driven to rotate by the transmission roller shaft 1a1 of a driving roller 1a, the lower pressing plate 1d1 contacts with a lower rotary pressing bar 1d2 when rotating downwards, so that the rotary pressing bar 1d2 also rotates downwards, the rotary pressing bar 1d2 drives a corresponding conveying roller shaft 1c1 and a material supporting plate 1c3 fixed on the conveying roller shaft 1c to rotate, and when the lower pressing plate 1d1 completely presses the rotary pressing bar 1d2 to the lowest end, the material supporting plate 1c3 rotates to the highest point at the moment, so that the tablet above the conveying roller shaft 1c1 is supported, and the stepping conveying of the tablet is realized by using friction between the material supporting plate 1c3 and the tablet.
As shown in fig. 1 to 8, the following preferred technical solutions are provided:
the moving mechanism 3 comprises a linear moving assembly 3a, a cam lifting module 3b and two moving sliding seats 3c, wherein the two moving sliding seats 3c are arranged below two ends of the feeding table group 2, the cam lifting module 3b is arranged on the two moving sliding seats 3c, the linear moving assembly 3a is connected with the moving sliding seats 3c, the cam lifting module 3b is in transmission connection with the supporting roller seat 1b, the linear moving assembly 3a comprises a horizontal moving module 3a1 and a guide rod group 3a2, the horizontal moving module 3a1 is arranged below the feeding table group 2, the guide rod group 3a2 is arranged on the two moving sliding seats 3c through a rod seat 3a, and the guide rod group 3a2 is connected with the horizontal moving module 3a1 through a moving sliding table 3a 4.
The cam lifting module 3b comprises a rotary cam 3b2 and a driving motor 3b1, the driving motor 3b1 is fixedly arranged on a sliding seat of the movable sliding seat 3c through a support 3b4, the rotary cam 3b2 is provided with two and is respectively arranged on the support 3b4 on the corresponding movable sliding seat 3c through a transmission shaft 3b3, the transmission shaft 3b3 is rotatably arranged between the two supports 3b4 and is in transmission connection with the output end of the driving motor 3b1, and the rotary cam 3b2 is in butt joint with the lower end of the supporting roller seat 1 b.
The lower extreme of supporting roller seat 1b is provided with butt board 1b2, butt board 1b2 and rotatory cam 3b2 butt, through gag lever post group 1b1 sliding connection between supporting roller seat 1b and the corresponding support 3b4, gag lever post group 1b1 fixed mounting is on supporting roller seat 1b, connect through stop collar 3b5 between gag lever post group 1b1 and the support 3b4, stop collar 3b5 fixed mounting is on support 3b4, stop collar 3b5 cover is established on the gag lever post of gag lever post group 1b 1.
Specifically, in order to solve the technical problem of horizontal and vertical movement of the power roller set 1, the horizontal movement of the power roller set 1 and the cam lifting module 3b is realized through the linear movement module, the horizontal movement module 3a1 is utilized to drive the movable sliding table 3a4 and the guide rod set 3a2 to horizontally move, the sliding seat of the movable sliding seat 3c is further pushed to move, meanwhile, the driving motor 3b1 is utilized to drive the transmission shaft 3b3 and the rotating cam 3b2 to rotate, the supporting roller seat 1b is further lifted along the vertical limiting direction of the limiting rod set 1b1, and the front vibration material throwing type feeding effect of the material sheet is realized through the cooperation of the linear movement assembly 3a and the cam lifting module 3 b.
As shown in fig. 6 and 7, the following preferred technical solutions are provided:
the tablet straightening mechanism 4 comprises two straightening frames 4a and two rail frames 4b, wherein the two straightening frames 4a are symmetrically arranged on the corresponding rail frames 4b through a reset component 4c, the two rail frames 4b are symmetrically arranged on bearing roller bases 1c2 at two ends of the same conveying roller set 1c, the lower end of the straightening frame 4a is close to the conveying roller set 1c, and the reset component 4c is arranged on the rail frames 4 b.
The reset component 4c comprises a hack lever 4c1 and a rail seat 4c3, one end of the hack lever 4c1 penetrates through the rail seat 4b and is fixedly connected with the correction frame 4a, the other end of the hack lever is fixedly connected with the rail seat 4c3, the rail seat 4c3 is slidably connected with the rail seat 4b, a reset spring 4c2 is sleeved on the hack lever 4c1 between the rail seat 4c3 and the rail seat 4b, two ends of the reset spring 4c2 are respectively abutted against the rail seat 4c3 and the rail seat 4b, and an abutting rod 4c4 which can be abutted against the lower pressure plate 1d1 is arranged on the rail seat 4c 3.
Specifically, in order to solve the technical problem of offset of the material sheets caused by vibration and friction in the forward vibration material throwing type stepping conveying process, the material sheets are centered and clamped by arranging the material sheet correcting mechanisms 4 on two sides of each conveying roller group 1c, so that the offset material sheets are centered and clamped, the lower pressing plate 1d1 pushes the abutting rod 4c4 in the downward rotating process by utilizing the rotation of the lower pressing plate 1d1, the abutting rod 4c4 drives the rail seat 4c3 to approach the material sheets on the rail frame 4b, the rail seat 4c3 compresses the reset spring 4c2, the frame rod 4c1 and the correcting frames 4a on two sides of the conveying roller groups 1c approach the center of the conveying roller group 1c, the material sheets on the conveying roller groups 1c can be centered and clamped when the lower pressing plate 1d1 continues to rotate and is separated from the abutting rod 4c2, the correcting frames 4a reset under the action of the reset spring 4c2, and thus the effect of 'one feeding one clamping' of the material sheets in the conveying process is realized, and the material sheets are always in a straight state.
As shown in fig. 2, the following preferred technical scheme is provided:
the feeding table set 2 comprises a feeding frame 2a and a support 2b, the feeding frame 2a is arranged on the support 2b through a lifting assembly 2c, the feeding frame 2a and the support 2b are both arranged in a hearth of the vacuum furnace, the feeding frame 2a is positioned below a conveying roller set 1c of the power roller set 1, and an electric preheating plate 2d capable of preheating a material sheet is arranged on the feeding frame 2 a.
Compared with the prior art, the application has the following beneficial effects:
1. in order to solve the technical problem of feeding the material sheets in the vacuum furnace, the application realizes the stepping feeding of the material sheets in the hearth of the vacuum furnace under the vacuum environment through the power roller group 1 and the moving mechanism 3, corrects the material sheets which are transmitted and offset due to factors such as friction and the like in the feeding process, prevents the material sheets from being unevenly heated in the sintering area, influences the sintering effect and improves the feeding efficiency of the material sheets in the vacuum furnace.
2. In order to solve the technical problem of offset of the material sheet caused by vibration and friction in the forward vibration material throwing type stepping conveying process, the material sheet correction mechanisms 4 are arranged on two sides of each conveying roller group 1c, so that the offset material sheet is centered and corrected, the effect of 'one-conveying-one-clamping' of the material sheet in the conveying process is realized, and the material sheet is always in a flat conveying state.
It should be understood that the above description is only illustrative of the preferred embodiments of the present application and the technical principles employed. It will be apparent to those skilled in the art that various modifications, equivalents, variations, and the like can be made to the present application. However, such modifications are intended to fall within the scope of the present application without departing from the spirit of the present application. In addition, some terms used in the description and claims of the present application are not limiting, but are merely for convenience of description.
Claims (10)
1. The utility model provides a tablet feeding device in single cavity vacuum furnace, its setting is in single cavity vacuum furnace, its characterized in that includes: the feeding device comprises a power roller set (1), a feeding table set (2) and a moving mechanism (3), wherein the power roller set (1) is arranged on the moving mechanism (3) and is in transmission connection with the moving mechanism (3), the moving mechanism (3) is arranged at two ends of the feeding table set (2), the power roller set (1) comprises a driving roller (1 a) and a plurality of conveying roller sets (1 c), the conveying roller sets (1 c) are arranged on the driving roller (1 a), the driving roller (1 a) is arranged on the moving mechanism (3) through a supporting roller seat (1 b), the driving roller (1 a) and each conveying roller set (1 c) are in transmission connection through a group of pressing mechanisms (1 d), the pressing mechanisms (1 d) are in transmission connection with the driving roller (1 a), and a material sheet correcting mechanism (4) is arranged at the upper end of the conveying roller set (1 c) and is in butt joint with the pressing mechanisms (1 d);
when feeding the tablet, moving mechanism (3) can drive power roller group (1) and carry out the removal of level and vertical direction, and drive roller (1 a) of power roller group (1) drives pushing down mechanism (1 d) work, pushes down mechanism (1 d) and drives conveying roller group (1 c) and carry tablet step-by-step from the one end of feeding table group (2) to the other end, pushes down mechanism (1 d) simultaneously and drives tablet correction mechanism (4) motion in the motion process, and tablet correction mechanism (4) are with the tablet correction of the transportation skew that causes because of friction factor in the transportation process.
2. The feeding device for the material sheets in the hearth of the single-cavity vacuum furnace according to claim 1, wherein the driving roller (1 a) comprises a driving mechanism (1 a 2) and a transmission roller shaft (1 a 1), the transmission roller shaft (1 a 1) is rotatably arranged between two supporting roller seats (1 b) arranged at two ends of the feeding table group (2), the driving mechanism (1 a 2) is arranged on the supporting roller seats (1 b) and is in transmission connection with the corresponding transmission roller shaft (1 a 1), the conveying roller group (1 c) is arranged between the two transmission roller shafts (1 a 1), and the transmission roller shaft (1 a 1) is in transmission connection with the pressing mechanism (1 d).
3. The sheet feeding device in the hearth of the single-cavity vacuum furnace according to claim 2, wherein each conveying roller group (1 c) comprises two conveying roller shafts (1 c 1), two ends of each conveying roller shaft (1 c 1) are rotatably arranged between the two transmission roller shafts (1 a 1) through bearing roller bases (1 c 2), the corresponding transmission roller shafts (1 a 1) are sleeved with the bearing roller bases (1 c 2), a plurality of material supporting plates (1 c 3) are arranged on each conveying roller shaft (1 c 1) at intervals, each material supporting plate (1 c 3) is clamped at the corresponding position of the corresponding conveying roller shaft (1 c 1), and the conveying roller shafts (1 c 1) are in transmission connection with the pressing mechanism (1 d).
4. A sheet feeding device in a hearth of a single-cavity vacuum furnace according to claim 3, wherein each group of the pressing mechanisms (1 d) comprises a pressing plate (1 d 1) and two rotary press strips (1 d 2), the pressing plate (1 d 1) is mounted on a transmission roll shaft (1 a 1) and is positioned between two conveying roll shafts (1 c 1) of the same conveying roll group (1 c), the two rotary press strips (1 d 2) are symmetrically mounted on the corresponding two conveying roll shafts (1 c 1), and the lower surface of the pressing plate (1 d 1) can be abutted with the upper surface of the rotary press strip (1 d 2).
5. The feeding device for the material sheets in the hearth of the single-cavity vacuum furnace according to claim 1, wherein the moving mechanism (3) comprises a linear moving assembly (3 a), a cam lifting module (3 b) and two moving sliding seats (3 c), the two moving sliding seats (3 c) are arranged below two ends of the feeding table group (2), the cam lifting module (3 b) is arranged on the two moving sliding seats (3 c), the linear moving assembly (3 a) is connected with the moving sliding seats (3 c), the cam lifting module (3 b) is in transmission connection with a supporting roller seat (1 b), the linear moving assembly (3 a) comprises a horizontal moving module (3 a 1) and a guide rod group (3 a 2), the horizontal moving module (3 a 1) is arranged below the feeding table group (2), the guide rod group (3 a 2) is arranged on the two moving sliding seats (3 c) through a rod seat (3), and the guide rod group (3 a 2) is connected with the horizontal moving module (3 a 1) through a moving sliding table (3 a 4).
6. The feeding device for the material sheets in the hearth of the single-cavity vacuum furnace according to claim 5, wherein the cam lifting module (3 b) comprises a rotary cam (3 b 2) and a driving motor (3 b 1), the driving motor (3 b 1) is fixedly arranged on a sliding seat of the movable sliding seat (3 c) through a support seat (3 b 4), the rotary cam (3 b 2) is two and is respectively arranged on the support seats (3 b 4) on the corresponding movable sliding seat (3 c) through a transmission shaft (3 b 3), the transmission shaft (3 b 3) is rotatably arranged between the two support seats (3 b 4) and is in transmission connection with the output end of the driving motor (3 b 1), and the rotary cam (3 b 2) is in butt joint with the lower end of the supporting roller seat (1 b).
7. The feeding device for the material sheets in the hearth of the single-cavity vacuum furnace according to claim 6, wherein an abutting plate (1 b 2) is arranged at the lower end of the supporting roller seat (1 b), the abutting plate (1 b 2) abuts against the rotating cam (3 b 2), the supporting roller seat (1 b) is slidably connected with the corresponding support (3 b 4) through a limiting rod group (1 b 1), the limiting rod group (1 b 1) is fixedly arranged on the supporting roller seat (1 b), the limiting rod group (1 b 1) is connected with the support (3 b 4) through a limiting sleeve (3 b 5), the limiting sleeve (3 b 5) is fixedly arranged on the support (3 b 4), and the limiting sleeve (3 b 5) is sleeved on the limiting rod of the limiting rod group (1 b 1).
8. The feeding device for the material sheets in the hearth of the single-cavity vacuum furnace according to claim 1, wherein the material sheet correcting mechanism (4) comprises two correcting frames (4 a) and a rail frame (4 b), the two correcting frames (4 a) are symmetrically arranged on the corresponding rail frames (4 b) through a resetting component (4 c), the two rail frames (4 b) are symmetrically arranged on bearing roller seats (1 c 2) at two ends of the same conveying roller group (1 c), the lower ends of the correcting frames (4 a) are close to the conveying roller group (1 c), and the resetting component (4 c) is arranged on the rail frames (4 b).
9. The sheet feeding device in the single-cavity vacuum furnace hearth according to claim 8, wherein the reset assembly (4 c) comprises a hack lever (4 c 1) and a rail rest (4 c 3), one end of the hack lever (4 c 1) penetrates through the rail rest (4 b) to be fixedly connected with the correction frame (4 a), the other end of the hack lever is fixedly connected with the rail rest (4 c 3), the rail rest (4 c 3) is slidably connected with the rail rest (4 b), a reset spring (4 c 2) is sleeved on the hack lever (4 c 1) between the rail rest (4 c 3) and the rail rest (4 b), two ends of the reset spring (4 c 2) are respectively abutted to the rail rest (4 c 3) and the rail rest (4 b), and an abutting rod (4 c 4) which can be abutted to the lower pressure plate (1 d 1) is arranged on the rail rest (4 c 3).
10. The feeding device for the material sheets in the hearth of the single-cavity vacuum furnace according to claim 1, wherein the feeding table group (2) comprises a feeding frame (2 a) and a support (2 b), the feeding frame (2 a) is arranged on the support (2 b) through a lifting assembly (2 c), the feeding frame (2 a) and the support (2 b) are both arranged in the hearth of the vacuum furnace, the feeding frame (2 a) is positioned below a conveying roller group (1 c) of the power roller group (1), and an electric preheating plate (2 d) capable of preheating the material sheets is arranged on the feeding frame (2 a).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310398047.7A CN116294558B (en) | 2023-04-14 | 2023-04-14 | Feeding device for material sheets in hearth of single-cavity vacuum furnace |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310398047.7A CN116294558B (en) | 2023-04-14 | 2023-04-14 | Feeding device for material sheets in hearth of single-cavity vacuum furnace |
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| CN116294558B true CN116294558B (en) | 2023-09-12 |
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| CN116730005B (en) * | 2023-07-10 | 2024-01-23 | 芯朋半导体科技(如东)有限公司 | Matrix type huge amount detection mechanism |
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| CN201534870U (en) * | 2009-10-29 | 2010-07-28 | 抚顺新钢铁有限责任公司 | Steel billet feeding device of rolled steel heating furnace |
| CN206257975U (en) * | 2016-12-20 | 2017-06-16 | 中天钢铁集团有限公司 | Billet heating furnace feeding device |
| CN110793329A (en) * | 2019-11-28 | 2020-02-14 | 中冶南方工程技术有限公司 | Hydraulic stepping type feeding rack |
| CN113335835A (en) * | 2021-05-06 | 2021-09-03 | 南京科达新控仪表有限公司 | Automatic feeding device of push plate furnace and implementation method thereof |
| CN114381583A (en) * | 2021-12-31 | 2022-04-22 | 江苏润孚机械轧辊制造有限公司 | Heat treatment device for cold rolling roller machining |
| CN114715597A (en) * | 2022-05-14 | 2022-07-08 | 江西云泰铜业有限公司 | Can realize quantitative high accuracy copper production with feeding device of step furnace |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201534870U (en) * | 2009-10-29 | 2010-07-28 | 抚顺新钢铁有限责任公司 | Steel billet feeding device of rolled steel heating furnace |
| CN206257975U (en) * | 2016-12-20 | 2017-06-16 | 中天钢铁集团有限公司 | Billet heating furnace feeding device |
| CN110793329A (en) * | 2019-11-28 | 2020-02-14 | 中冶南方工程技术有限公司 | Hydraulic stepping type feeding rack |
| CN113335835A (en) * | 2021-05-06 | 2021-09-03 | 南京科达新控仪表有限公司 | Automatic feeding device of push plate furnace and implementation method thereof |
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