CN111059873A - Single-power through type vacuum drying cavity - Google Patents
Single-power through type vacuum drying cavity Download PDFInfo
- Publication number
- CN111059873A CN111059873A CN201911418321.2A CN201911418321A CN111059873A CN 111059873 A CN111059873 A CN 111059873A CN 201911418321 A CN201911418321 A CN 201911418321A CN 111059873 A CN111059873 A CN 111059873A
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- cavity
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- sealing door
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- 238000001291 vacuum drying Methods 0.000 title claims abstract description 17
- 238000007789 sealing Methods 0.000 claims abstract description 73
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 55
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 55
- 230000007246 mechanism Effects 0.000 claims abstract description 26
- 230000005540 biological transmission Effects 0.000 claims abstract description 23
- 238000001035 drying Methods 0.000 claims abstract description 18
- 229910001220 stainless steel Inorganic materials 0.000 claims description 14
- 239000010935 stainless steel Substances 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 11
- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 5
- 239000011324 bead Substances 0.000 claims description 5
- 229910052802 copper Inorganic materials 0.000 claims description 5
- 239000010949 copper Substances 0.000 claims description 5
- 229910002804 graphite Inorganic materials 0.000 claims description 5
- 239000010439 graphite Substances 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 4
- 229920002449 FKM Polymers 0.000 claims 1
- 230000033001 locomotion Effects 0.000 abstract description 13
- 230000002035 prolonged effect Effects 0.000 abstract description 4
- 230000005484 gravity Effects 0.000 abstract description 2
- 238000013461 design Methods 0.000 description 3
- 229920001973 fluoroelastomer Polymers 0.000 description 3
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 2
- 229910000746 Structural steel Inorganic materials 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 229910003460 diamond Inorganic materials 0.000 description 2
- 239000010432 diamond Substances 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 239000011737 fluorine Substances 0.000 description 2
- 229910052731 fluorine Inorganic materials 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B9/00—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards
- F26B9/06—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards in stationary drums or chambers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/001—Handling, e.g. loading or unloading arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/008—Seals, locks, e.g. gas barriers or air curtains, for drying enclosures
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/02—Applications of driving mechanisms, not covered by another subclass
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/06—Chambers, containers, or receptacles
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/06—Chambers, containers, or receptacles
- F26B25/08—Parts thereof
- F26B25/12—Walls or sides; Doors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B5/00—Drying solid materials or objects by processes not involving the application of heat
- F26B5/04—Drying solid materials or objects by processes not involving the application of heat by evaporation or sublimation of moisture under reduced pressure, e.g. in a vacuum
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Molecular Biology (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses a single-power through type vacuum drying cavity, which utilizes the fact that the force on a wedge-shaped surface can be decomposed into a vertical direction downward along the gravity and a horizontal direction towards a drying cavity opening, so that the sealing door can be efficiently and reliably pressed and sealed by utilizing the dead weight of an air cylinder and a sealing door, the traditional sealing door transmission mechanisms are reduced, two sets of power source air cylinder transmission mechanisms are simplified into one set of power source air cylinder transmission mechanism by utilizing a wedge-shaped surface pressing assembly, the force and the movement in two directions are realized, and the occupied area and the cost of equipment are reduced; when the sealing reliability is ensured, the horizontal pressure borne by the aluminum plate is reduced, the load is reduced, and the service life of the mechanism is prolonged.
Description
Technical Field
The invention relates to a single-power through type vacuum drying cavity.
Background
The through type or side cavity type drying cavity adopts a cross-sliding frame to be provided with a sealing door provided with a pressing cylinder to open, close and seal the drying cavity. Because the transverse movement of the transverse moving rack and the longitudinal movement of the pressing cylinder to the sealing door exist in two directions, and the force application directions are adopted, two sets of power mechanisms are needed. Two sets of power units have higher requirements on installation, especially when used for drying large workpieces, the sizes of a drying cavity and a sealing door can be increased due to the increase of the size of the workpiece, the weight can be greatly increased due to the fact that the sealing door is made of aluminum plates with the thickness of 20mm or more, the requirements on the sizes of a transverse moving mechanism and a guide mechanism in the pressing direction and the material load performance are improved, and the requirements on the specifications of the power units are also higher, so that the size and the cost of the whole mechanism are greatly increased.
Disclosure of Invention
The invention aims to overcome the defects that in the prior art, two sets of power mechanisms are needed by a drying cavity to respectively provide power for transverse movement of a transverse rack and longitudinal movement of a sealing door by a pressing cylinder, so that the mechanism is complicated and has high requirements, and provides a single-power through type vacuum drying cavity.
In order to solve the technical problems, the invention provides the following technical scheme:
in order to solve the technical problem, the invention utilizes the wedge-shaped surface to bear force which can be decomposed into the vertical direction along the downward gravity and the horizontal direction towards the drying cavity opening, thereby utilizing the dead weight of one air cylinder and the sealing door to efficiently and reliably finish the compression sealing of the sealing door.
A through type vacuum drying cavity comprises a rack, a lifting cylinder fixed at the top of the rack, a drying cavity assembly transversely installed inside the rack and a liftable sealing door assembly.
The drying cavity assembly comprises a cavity, a conveying mechanism, a sealing assembly and a bracket. Preferably, the cavity can be made of a hot-rolled stainless steel plate with the thickness of about 20mm, and the channel steel is additionally welded outside the cavity to ensure the strength, so that the cavity is not deformed in a vacuum state. The conveying mechanism comprises a transmission shaft, a double-row chain wheel and a bearing seat; preferably, the transmission shaft is fixed on the stainless steel mounting channel steel in the cavity through a stainless steel diamond bearing seat, and a plurality of transmission shafts can be arranged as required. Preferably 5-9, two transmission shafts in the middle are extended to extend out of the cavity body, and are connected with a motor through a chain of 10A after being provided with chain wheels. The other transmission shafts are provided with double-row chain wheels, and every two transmission shafts are connected by adopting chains, thereby forming a conveying line. The motor is arranged in the middle, so that loss in the torque transmission process is reduced, and the transmission shafts at two ends of the outermost side can also reach the actually required torque.
The lifting cylinder is fixed on the frame and located on the upper portion of the cavity feeding and discharging port, linear guide rails are fixed on the end faces of the feeding and discharging port of the frame and matched with high-precision high-load linear sliders installed on the liftable sealing door assembly, so that lifting motion in the vertical direction is guaranteed, the cylinder spindle is indirectly guaranteed to be only stressed along the axial force, and the service life of the cylinder is prolonged. The sealing surface of the sealing door can also guarantee the verticality, and can be effectively attached to the sealing assembly on the cavity body to prevent the vacuum drying cavity from leaking vacuum.
The sealing assembly comprises an inner sealing pressing strip, an outer sealing pressing strip and an O-shaped fluorine rubber sealing ring. The inner sealing pressing strip is welded on the end face of the material inlet and outlet and is flushed with the inner wall of the cavity to ensure that the welding is not deformed, so that the plane of the pressing strip is not inclined, the bottom of the O-shaped fluorine rubber sealing ring is attached to the plane of the pressing strip, and no vacuum leakage point is ensured. The outer sealing pressing strip can be fixed by screws through the long round holes, the position of the outer sealing pressing strip can be adjusted by utilizing the long round holes, and the O-shaped fluororubber sealing ring is guaranteed to be pressed firmly. Preferably, the sealing ring is made of
The line diameter fluororubber ring ensures the service life of the sealing ring.
Furthermore, the sealing door subassembly of liftable compresses tightly the subassembly including removing frame, aluminum plate and wedge face. The top of the movable frame is connected with a lifting cylinder on the upper part of the frame, and the lifting is controlled by the cylinder. The side surface of the movable frame is connected with a linear guide rail arranged on the frame through a high-precision high-load linear slide block. Preferably, select for use high accuracy linear guide to guarantee to remove the frame and only move at vertical face to guarantee that the aluminum plate plane hangs down straightness, make its and the effective laminating of seal assembly on the cavity. And in addition, the high-load characteristic is adopted, so that the horizontal square pressure generated by the wedge surface is effectively supported in the aluminum plate pressing process.
The wedge surface pressing assembly comprises a wedge surface sliding seat arranged on the moving frame, a graphite copper sliding plate arranged on the wedge surface sliding seat and a T-shaped sliding block connected with the aluminum plate. The wedge surface sliding seat designs the angle of the inclined surface according to the requirement of the size of a design space, so that the size of the descending stroke required by the moving frame is determined on the premise of ensuring the effective compression of the aluminum plate. The graphite copper sliding plate arranged on the wedge surface sliding seat effectively avoids abrasion of parts, and the maintenance period is prolonged. The T-shaped sliding block connected with the aluminum plate is subjected to surface finish grinding after the integral milling of 304 cold-rolled block steel, the bearing capacity of the part is guaranteed in terms of material load performance, the part is in smooth contact with the surface of the graphite copper sliding plate in terms of processing technology, friction loss is reduced, and the service life of the integral assembly is prolonged.
The aluminum plate is connected with a wedge surface sliding seat on the moving frame through a T-shaped sliding block in the wedge surface pressing assembly, and the aluminum plate is supported by a supporting angle on the moving frame to move together in the rising process; when the aluminum plate descends, the aluminum plate is seated on the angle iron bracket on the cavity, the upper supporting angle of the movable frame is separated from the upper supporting angle, and the aluminum plate does not descend continuously along with the movable frame.
The working process of the invention is as follows:
1) when the workpiece reaches the cavity feeding hole, the movable frame is driven by the air cylinder to ascend, the supporting feet at the bottom of the movable frame contact the aluminum plate belt and ascend together with the aluminum plate belt, the aluminum plate is separated from the upper sealing assembly of the cavity, and the cavity door is opened;
2) after the conveying mechanism moves to convey the workpiece into the cavity through the conveying mechanism, the movable frame is driven by the air cylinder to descend together with the aluminum plate. After the aluminum plate descends to the bracket on the cavity, the supporting feet on the movable frame are separated from the bracket, and the aluminum plate does not descend continuously along with the movable frame;
3) the movable frame continues to descend, the wedge surface pressing assembly continues to descend along with the wedge surface pressing assembly because the aluminum plate does not descend any more, the wedge surface pressing assembly applies pressure to the direction of the opening surface of the cavity to the aluminum plate through the T-shaped block, therefore the downward movement of the movable frame is converted into the forward movement of the aluminum plate, when the movable frame descends to the designed position, the aluminum plate is also attached to the opening surface sealing assembly of the cavity, and sealing is completed.
4) And after the vacuum drying is finished, breaking the vacuum of the cavity through a vacuum breaking valve, and breaking the vacuum. The lifting cylinder drives the movable frame to lift, and at the moment, the upper supporting foot of the movable frame is not in contact with the aluminum plate, and the aluminum plate does not rise along with the lifting. But the T-shaped sliding block connected with the aluminum plate is driven by the wedge surface sliding seat fixed on the movable frame to ascend, so that the horizontal pulling force separated from the cavity sealing assembly is applied to the aluminum plate, and the upward movement of the movable frame is converted into the backward movement of the aluminum plate. When the support leg on the moving frame contacts the aluminum plate, the aluminum plate is completely separated from the cavity sealing assembly, the aluminum plate is driven by the moving frame to lift together, the sealing door is opened, and the workpiece is conveyed out of the vacuum cavity.
The invention has the following beneficial effects:
1) according to the invention, the traditional sealing door transmission mechanisms are reduced, two sets of power source cylinder transmission mechanisms are simplified into one set of power source cylinder transmission through the wedge surface pressing assembly, and the stress and the movement in two directions are realized, so that the occupied area and the cost of equipment are reduced;
2) the invention utilizes the characteristic that the inclined plane of the wedge surface pressing component can be decomposed by stress, utilizes the dead weight of the sealing door and the pressure of the cylinder to improve the sealing effect, and reduces the horizontal pressure borne by the aluminum plate, reduces the load and prolongs the service life of the mechanism when ensuring the sealing reliability.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is an axial side structure of an overall structure of an embodiment of the present invention when a sealing door is opened;
FIG. 2 is a schematic front view of the overall structure of the sealing door of the embodiment of the present invention when opened;
FIG. 3 is a schematic diagram of the overall structure of a drying chamber assembly according to an embodiment of the present invention;
FIG. 4 is a cross-sectional view taken along line C-C of FIG. 3;
FIG. 5 is an enlarged view at F of FIG. 3;
FIG. 6 is a schematic structural view of a sealing door assembly;
FIG. 7 is a cross-sectional schematic view of a sealing door assembly;
fig. 8 is a cross-sectional view taken along line D-D of fig. 3.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Example 1
As shown in fig. 1-7, a single-power through type vacuum drying chamber comprises a frame 1, a lifting cylinder 1-1 fixed on the top of the frame 1, a drying chamber assembly 2 transversely installed in the frame, and a liftable sealing door assembly 3; the drying cavity assembly 2 comprises a cavity 2-1, a conveying mechanism 2-2 arranged in the cavity 2-1, a sealing assembly 2-3 fixed on the end face of a material inlet and a material outlet of the cavity 2-1 and a bracket 2-4 supporting the sealing door assembly 3, and the sealing door assembly 2 is formed by modifying stainless steel No. 5 angle iron and is used for supporting the sealing door assembly 3 during descending; two high-precision linear guide rails 1-2 are fixed on the end faces of the material inlet and the material outlet of the drying cavity 2 of the frame 1.
The cavity 2-1 is formed by splicing and welding 304 hot rolled plates with the thickness of 20mm, and channel steel 4 for reinforcement is additionally welded outside the cavity 2-1.
The liftable sealing door assembly 3 comprises a moving frame 3-1, an aluminum plate 3-2 and a wedge surface pressing assembly 3-3, wherein a plurality of linear sliding blocks 3-1-1 are dispersedly arranged on the moving frame 3-1, and a supporting angle 3-1-2 is welded at the bottom of the moving frame 3-1; the wedge surface pressing assembly 3-3 consists of a wedge surface sliding seat 3-3-1 arranged on the movable frame 3-1, a graphite copper sliding block 3-3-2 arranged on the wedge surface sliding seat 3-3-1 and a T-shaped sliding block 3-3-3 fixedly connected with the aluminum plate 3-2;
the top of the moving frame 3-1 is connected with a lifting cylinder 1-1, and the side surface of the moving frame 3-1 is matched and connected with a linear guide rail 1-2 through a high-precision high-load linear sliding block 3-1-1; when the lifting cylinder 1-1 drives the lifting sealing door component 3 to lift, the sliding block 3-1-1 slides on the guide rail 1-2.
As shown in FIG. 4, the internal conveying mechanism 2-2 comprises a transmission shaft 2-2-1, a double-row chain wheel 2-2, stainless steel channel steel 2-2-3 and a stainless steel diamond bearing seat 2-2-4; the stainless steel channel 2-2-3 is fixed on the cavity 2-1, and two ends of the transmission shaft 2-2-1 are fixed on the stainless steel channel 2-2-3 through bearing seats 2-2-4; the stainless steel double-row chain wheel 2-2-2 is fixed on the shaft 2-2-1 through a key block and a shaft retainer ring. The transmission shafts need 9 transmission shafts to be arranged in the cavity 2-1, the middle two elongated extending cavities are connected with the upper chain wheel of the motor through a chain, and the motor provides power.
As shown in fig. 5, the sealing assembly 2-3 is composed of an outer sealing bead 2-3-1, an inner sealing bead 2-3-3 and a fluororubber O-ring 2-3-2 therebetween; the outer sealing trim strip 2-3-1 is provided with a long round hole which is fixed on the end surface of the feed/discharge port of the cavity 2-1 by adopting a screw, so that the installation position can be automatically adjusted to adjust the compaction degree.
As shown in the figure 6-7, the aluminum plate 3-2 is connected with the wedge surface slide seat 3-3-1 through the T-shaped slide block 3-3-3, when the liftable sealing door assembly 3 is just lifted by the lifting cylinder 1-1, the supporting angle 3-1-2 does not contact the aluminum plate 3-2, at the moment, the moving frame 3-1 drives the wedge surface slide seat 3-3-1 to lift, the T-shaped slide block 3-3-3 is fixed with the aluminum plate 3-2 and does not lift, but the wedge surface slide seat 3-3-1 exerts pulling force on the inclined surface to drive the aluminum plate 3-2 to be far away from the sealing assembly 2-3. When the cylinder is lifted continuously, when the movable frame 3-1 is lifted until the supporting angle 3-1-2 is contacted with the aluminum plate, the aluminum plate 3-2 is lifted together under the support of the supporting angle 3-1-2, the cavity 2-1 is gradually opened, after the cylinder is in place, the vacuum cavity is completely opened, and the internal conveying mechanism 2-2 starts to operate to convey the workpiece; after the workpiece is conveyed, the lifting cylinder begins to descend, the liftable sealing door assembly 3 descends, the aluminum plate 3-2 descends to the bracket 2-4 and then is separated from the supporting angle 3-1-2, the aluminum plate 3-2 stops descending, the cylinder continues to drive the movable frame 3-1 and the wedge surface sliding seat 3-3-1 to descend, at the moment, the aluminum plate 3-2 cannot descend because of being seated on the bracket 2-4, the T-shaped sliding block 3-3 connected with the aluminum plate does not descend along with the wedge surface sliding seat 3-3-1, but the aluminum plate 3-2 compresses the sealing assembly 2-3 along with the wedge surface sliding seat under the pressure applied to the sealing assembly 2-3 by the inclined plane of the wedge surface sliding seat 3-3-1, and when the cylinder finishes descending, the aluminum plate 3-2 and the sealing component 2-3 are completely attached, the vacuum cavity is completely closed, and the vacuum pump starts to operate and vacuumize.
This practicality is through adopting the scarf to compress tightly the subassembly and turn into vertical and horizontal two direction atress and motion with single vertical direction motion, solved at one stroke that current design adopts the mechanism complicacy that two sets of power cylinder brought, with high costs and the big shortcoming of equipment occupation of land. Meanwhile, the scheme is a horizontal through type vacuum drying cavity, feed inlets are formed in two ends of the horizontal through type vacuum drying cavity, and an external conveying mechanism can be connected to form an automatic assembly line.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A single-power through type vacuum drying cavity is characterized by comprising a rack, a lifting cylinder fixed at the top of the rack, a drying cavity assembly transversely installed in the rack and a liftable sealing door assembly; the drying cavity assembly comprises a cavity, a conveying mechanism arranged in the cavity, a sealing assembly fixed on the end face of the feed and discharge port of the cavity and a bracket for supporting a sealing door assembly;
the liftable sealing door assembly comprises a moving frame, an aluminum plate and a wedge surface pressing assembly, wherein a plurality of linear sliding blocks are dispersedly arranged on the moving frame, and a supporting angle is welded at the bottom of the moving frame; the wedge surface pressing assembly consists of a wedge surface sliding seat arranged on the moving frame, a graphite copper sliding block arranged on the wedge surface sliding seat and a T-shaped sliding block fixedly connected with the aluminum plate;
a linear guide rail is fixed on the end face of the material inlet and the material outlet of the drying cavity of the rack, the top of the movable rack is connected with the lifting cylinder, and the side face of the movable rack is connected with the linear guide rail through a linear sliding block;
the aluminum plate is connected with the wedge surface sliding seat through the T-shaped sliding block, when the liftable sealing door assembly is just lifted by the lifting cylinder, the moving frame drives the wedge surface sliding seat to lift, and the T-shaped sliding block applies pulling force on the inclined surface of the wedge surface sliding seat to drive the aluminum plate to be far away from the sealing assembly; when the movable frame rises until the support angle is contacted with the aluminum plate, the aluminum plate rises together under the support of the support angle, and the cavity is gradually opened; the sealing door assembly capable of lifting after the workpiece is conveyed descends, the aluminum plate descends to the bracket and then is separated from the supporting angle, the aluminum plate stops descending, and the aluminum plate is attached to the sealing assembly when pressing to the drying cavity in the closing process of the sealing door assembly.
2. The single power through-feed vacuum drying chamber of claim 1, wherein said internal conveyance mechanism comprises a drive shaft, a twin-row sprocket, a stainless steel channel and a bearing block; the stainless steel channel steel is fixed on the cavity, and two ends of the transmission shaft are fixed on the stainless steel channel steel through bearing seats; the transmission shaft is provided with a stainless steel double-row chain wheel through a key block and a shaft retainer ring.
3. The single-power-driven vacuum drying chamber as claimed in claim 2, wherein the number of the inner conveying mechanisms is 5-9, the transmission shafts of the two middle inner conveying mechanisms extend out of the chamber body in an extended length, and are connected with a motor through a chain after being provided with chain wheels; the other transmission shafts are provided with double rows of chain wheels, and every two transmission shafts are connected by adopting chains, thereby forming a conveying line.
4. The single-power-through type vacuum drying chamber as claimed in claim 2 or 3, wherein the chamber body is made of hot-rolled stainless steel plate, and channel steel is welded on the outside of the chamber body.
5. The single power-through vacuum drying chamber of claim 1, wherein the seal assembly is comprised of an outer seal bead, an inner seal bead, and a viton O-ring therebetween; the outer sealing pressing strip is fixed on the end face of the material inlet and the material outlet of the cavity, and the inner sealing pressing strip is welded on the drying cavity and is flush with the inner wall of the cavity.
6. The single-power-pass vacuum drying chamber of claim 1, wherein the outer and inner sealing beads are each provided with a bevel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911418321.2A CN111059873A (en) | 2019-12-31 | 2019-12-31 | Single-power through type vacuum drying cavity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911418321.2A CN111059873A (en) | 2019-12-31 | 2019-12-31 | Single-power through type vacuum drying cavity |
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| Publication Number | Publication Date |
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| CN111059873A true CN111059873A (en) | 2020-04-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911418321.2A Pending CN111059873A (en) | 2019-12-31 | 2019-12-31 | Single-power through type vacuum drying cavity |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116538771A (en) * | 2023-05-17 | 2023-08-04 | 高州市鉴河生态农业发展有限公司 | Vacuum circulation dryer |
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|---|---|---|---|---|
| CN116538771A (en) * | 2023-05-17 | 2023-08-04 | 高州市鉴河生态农业发展有限公司 | Vacuum circulation dryer |
| CN116538771B (en) * | 2023-05-17 | 2023-12-15 | 高州市鉴河生态农业发展有限公司 | Vacuum circulation dryer |
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