CN117550481A - Discharging device and method for vacuum cavity machining - Google Patents
Discharging device and method for vacuum cavity machining Download PDFInfo
- Publication number
- CN117550481A CN117550481A CN202410047177.0A CN202410047177A CN117550481A CN 117550481 A CN117550481 A CN 117550481A CN 202410047177 A CN202410047177 A CN 202410047177A CN 117550481 A CN117550481 A CN 117550481A
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- wire rope
- steel wire
- wall
- movable pulley
- workpiece
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- 238000000034 method Methods 0.000 title claims abstract description 18
- 238000003754 machining Methods 0.000 title claims abstract description 8
- 238000007599 discharging Methods 0.000 title description 2
- 238000005303 weighing Methods 0.000 claims abstract description 59
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 57
- 239000010959 steel Substances 0.000 claims abstract description 57
- 239000010687 lubricating oil Substances 0.000 claims abstract description 17
- 238000012545 processing Methods 0.000 claims abstract description 16
- 238000004804 winding Methods 0.000 claims abstract description 6
- 239000003921 oil Substances 0.000 claims description 27
- 230000007246 mechanism Effects 0.000 claims description 22
- 238000005096 rolling process Methods 0.000 claims description 19
- 238000005461 lubrication Methods 0.000 claims description 9
- 230000008569 process Effects 0.000 claims description 8
- 230000009471 action Effects 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 abstract 2
- 238000000576 coating method Methods 0.000 abstract 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000010720 hydraulic oil Substances 0.000 description 2
- 230000001050 lubricating effect Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C11/00—Trolleys or crabs, e.g. operating above runways
- B66C11/02—Trolleys or crabs, e.g. operating above runways with operating gear or operator's cabin suspended, or laterally offset, from runway or track
- B66C11/04—Underhung trolleys
- B66C11/06—Underhung trolleys running on monorails
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/22—Rigid members, e.g. L-shaped members, with parts engaging the under surface of the loads; Crane hooks
- B66C1/34—Crane hooks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C11/00—Trolleys or crabs, e.g. operating above runways
- B66C11/16—Rope, cable, or chain drives for trolleys; Combinations of such drives with hoisting gear
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/16—Applications of indicating, registering, or weighing devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C15/00—Safety gear
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N7/00—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated
- F16N7/12—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated with feed by capillary action, e.g. by wicks
Abstract
The invention relates to the field of machining, in particular to a blanking device and a blanking method for vacuum cavity machining, wherein the blanking device comprises a cross beam, an electric hoist, a carriage, a first steel wire rope and a first movable pulley, the cross beam is arranged at the top of a crown block, the carriage is connected to the outer wall of the cross beam in a sliding manner, the bottom of the carriage is connected with the top of the electric hoist, the carriage moves on the cross beam to enable the electric hoist to realize transverse movement, the first steel wire rope is wound on the outer wall of a winding drum of the electric hoist, one end of the first steel wire rope penetrates through a wire arranging device of the electric hoist and is fixed on the outer wall of the electric hoist, and the first movable pulley is sleeved on the outer wall of the first steel wire rope. The automatic coating machine has the function of automatically coating lubricating oil at regular intervals, prolongs the service life of the first steel wire rope, avoids the falling risk of high-altitude operation, reduces the labor intensity of workers, has the workpiece weighing function, can provide data for the processing quality of workpieces, prevents overload of electric hoist operation, and improves the use safety.
Description
Technical Field
The invention relates to the technical field of machining, in particular to a blanking device and a blanking method for machining a vacuum cavity.
Background
The vacuum cavity is a generic name of equipment shell, such as a reaction kettle shell, a cleaning machine shell, a vacuum furnace shell and the like, and the manufacturing process comprises the steps of cutting raw materials according to drawings, grinding, welding parts, assembling, welding, shaping, cleaning, vacuum detection and the like; the vacuum cavity is used as a shell of the equipment, has the characteristics of large volume and heavy weight, and is completed by means of an overhead travelling crane for loading and unloading the workpiece in the vacuum cavity, wherein the overhead travelling crane mainly comprises a main beam, a large trolley and a small trolley, and the small trolley comprises a cross beam, a sports car, an electric hoist, a movable pulley and a hook; the electric hoist can wind up and release the steel wire rope, so that the movable pulley and the hook ascend and descend and are responsible for the longitudinal movement of a workpiece, the steel wire rope bears the whole weight of the workpiece, the steel wire rope is usually maintained regularly to prolong the service life, maintenance, namely, workers stand on the crown block, manually smear lubricating oil on the steel wire rope, the friction force of the steel wire rope is reduced, the falling risk of overhead operation is existing, the labor intensity of the workers is increased, the vacuum cavity is used as a relatively precise part, the weight is one of the standards of reaction products, the weight of the workpiece is difficult to realize measurement in the moving process of the workpiece, whether the previous processing procedure reaches the standard or not is not known, whether the load is born by the electric hoist or not is not exceeded or not cannot be judged, and the transportation safety cannot be guaranteed.
Disclosure of Invention
The embodiment of the invention aims to provide a blanking device and a blanking method for processing a vacuum cavity, which are used for solving the problems that the prior art cannot realize the regular automatic maintenance of a steel wire rope on an electric hoist, the service life is short, the weight of a workpiece cannot be measured, and the transportation safety is poor.
In order to achieve the above object, the embodiment of the present invention provides the following technical solutions: the utility model provides a unloader is used in vacuum cavity processing, includes crossbeam, electric block, sports car, first wire rope and first movable pulley, the crossbeam is installed at the overhead traveling crane top, sports car sliding connection is at the crossbeam outer wall, sports car bottom is connected with electric block top, moves on the crossbeam through the sports car, lets electric block realize lateral movement, first wire rope twines at electric block reel outer wall, and first wire rope one end passes electric block winding displacement ware and fixes at electric block outer wall, first movable pulley cup joints at first wire rope outer wall, tightens up or releases first wire rope through electric block, can make first movable pulley upwards or move down, still includes lubrication mechanism and weighing mechanism, lubrication mechanism installs at electric block winding displacement ware outer wall, weighing mechanism installs in first movable pulley bottom.
The device comprises a first steel wire rope traction roller, a first lubricating mechanism and a second steel wire rope traction roller, wherein the first steel wire rope traction roller rolls to provide power for a release assembly to smear lubricating oil on a first steel wire rope; the first rotating shaft is rotatably arranged at the bottom end of the inner cavity of the box body around the axis of the first rotating shaft through a bearing; the roller and the first gear are respectively arranged at the left side and the right side of the outer wall of the first rotating shaft, the roller is overlapped with the first steel wire rope, the outer wall of the roller is provided with an anti-slip edge, and the roller can be pulled to roll when the first steel wire rope moves; the release component is vertically arranged on the upper surface of the box body; the driving component is arranged at the left end of the front surface of the box body.
As a further scheme of the invention: the oil tank is vertically arranged on the upper surface of the box body; the sleeve is vertically arranged at the center of the bottom of the oil tank, and the upper surface of the sleeve is provided with an oil outlet; the plug can be inserted into the inner cavity of the sleeve in a vertically sliding way, the shape of the inner cavity of the sleeve is rectangular, the phenomenon of rotation of the plug is avoided, and the plug is provided with a flow passage from top to bottom; the supporting seat is arranged at the bottom end of the plug; the second rotating shaft is rotatably arranged at the bottom end of the supporting seat around the axis of the second rotating shaft through a bearing; the rolling brush and the second gear are respectively arranged at the left side and the right side of the outer wall of the second rotating shaft, and the second gear can be meshed with the first gear.
As a further scheme of the invention: the flow passage is staggered with the oil outlet.
As a further scheme of the invention: the driving assembly comprises an electric telescopic rod, a push plate and a guide groove, wherein the electric telescopic rod is arranged at the left end of the front surface of the box body along the front-back direction; the push plate is arranged at the output end of the electric telescopic rod, the push plate is positioned in the inner cavity of the box body, the outer wall of the push plate is provided with a guide groove, and the second rotating shaft is inserted in the inner cavity of the guide groove; when the electric telescopic rod drives the push plate to move forwards and backwards, the intersection point of the guide groove and the plumb line of the second rotating shaft gradually increases or decreases, and then the second rotating shaft descends or ascends.
As a further scheme of the invention: the guide grooves are distributed on the outer wall of the push plate in a downward inclined mode from back to front.
As a further scheme of the invention: the weighing mechanism comprises a box body, a weighing instrument, a bracket, a limiting rod, a weighing sensor, a pressure gauge, a second steel wire rope, a second movable pulley and a hook, wherein the box body is fixedly connected to the bottom end of the first movable pulley; the weighing instrument is arranged on the left side wall of the box body; the bracket is fixedly connected to the top of the inner cavity of the box body and is L-shaped; the limiting rod can be inserted into the bottom of the bracket in a vertically sliding manner; the weighing sensor is arranged at the right end of the upper surface of the bracket, the limiting rod is L-shaped, and the limiting rod can trigger the weighing sensor when the limiting rod presses down the weighing sensor; the pressure gauge is arranged on the outer wall of the weighing sensor and is electrically connected with the weighing instrument; one end of the second steel wire rope is arranged at the top of the inner cavity of the box body, and the other end of the second steel wire rope is connected with the bottom end of the limiting rod; the second movable pulley is sleeved on the outer wall of the second steel wire rope; the hook is connected to the bottom end of the second movable pulley through a pin shaft.
As a further scheme of the invention: and two ends of the second steel wire rope are parallel to the plumb line.
A blanking method of a blanking device for processing a vacuum cavity comprises the following steps:
the method comprises the steps that firstly, a cross beam is fixed at the top of a crown block, a workpiece to be moved is hung on a weighing mechanism, an electric hoist winds a first steel wire rope, a first movable pulley ascends, the crown block is responsible for the front and back movement of the workpiece due to the fact that a sports car can slide left and right on the cross beam, and the workpiece can be carried at will, so that loading and unloading of the workpiece are achieved;
when the first steel wire rope is required to be lubricated regularly, the push plate is driven to move towards the rear side through the electric telescopic rod, the point position of the guide groove in the direction of the plumb line of the second rotating shaft gradually becomes lower, the second rotating shaft descends, the plug descends at the same time, the second gear is meshed with the first gear, the oil outlet is communicated with the flow passage, lubricating oil in the oil tank flows out, and drops on the surface of the rolling brush through the flow passage, in the moving process of the first steel wire rope, the rolling brush rolls along the first steel wire rope under the meshing transmission of the first gear and the second gear, the rolling brush smears lubricating oil on the surface of the first steel wire rope, and the first steel wire rope is lubricated;
and thirdly, when the weight of the workpiece is required to be weighed, the second movable pulley presses down the second steel wire rope in the process of lifting the workpiece, so that the limiting rod presses down the weighing sensor, the pressure gauge measures the internal pressure of the weighing sensor, the pressure received by the weighing sensor is half of the weight of the workpiece due to the action of the second movable pulley, the weight of the workpiece is obtained by multiplying the pressure calculated by the weighing instrument by two, the weight of the workpiece is displayed, and whether the workpiece reaches a processing standard or not and whether the weight exceeds the bearing load of the electric hoist can be judged through the weight.
Compared with the prior art, the embodiment of the invention has the beneficial effects that:
1. the push plate is driven to move towards the rear side through the electric telescopic rod, the guide groove moves backwards, the second rotating shaft drives the plug to descend, the oil outlet is communicated with the flow channel, the second gear is meshed with the first gear, the roller is pulled to roll in the moving process of the first steel wire rope, the rolling brush on the first rotating shaft is further rotated, lubricating oil in the oil tank is dripped on the rolling brush through the flow channel, the rolling brush rolls along the first steel wire rope to paint the lubricating oil, the function of automatically and regularly painting the lubricating oil is achieved, the service life of the first steel wire rope is prolonged, the falling risk of overhead operation is avoided, and the labor intensity of workers is reduced.
2. The work piece gravity acts on the couple, and the second wire rope pulls the gag lever post downwards, and the gag lever post pushes down weighing sensor, makes the manometer show the interior hydraulic oil pressure of weighing sensor, and weighing instrument calculates and shows work piece weight, has the work piece function of weighing, can provide data for work piece processingquality, prevents that electric block from operating overload, promotes safety in utilization.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention.
FIG. 2 is a schematic diagram of a lubrication mechanism according to the present invention.
Fig. 3 is a front cross-sectional view of the lubrication mechanism of the present invention.
Fig. 4 is a front cross-sectional view of a release assembly according to the present invention.
Fig. 5 is a left side view of the drive assembly of the present invention.
FIG. 6 is a schematic view of the weighing mechanism of the present invention.
FIG. 7 is a front cross-sectional view of a weighing mechanism of the present invention.
In the figure: 1. a cross beam; 2. an electric hoist; 3. a sports car; 4. a first wire rope; 5. a first movable pulley; 6. a lubrication mechanism; 7. a weighing mechanism; 61. a case body; 62. a first rotating shaft; 63. a roller; 64. a first gear; 65. a release assembly; 66. a drive assembly; 651. an oil tank; 652. a sleeve; 653. an oil outlet hole; 654. a plug; 655. a flow passage; 656. a support base; 657. a second rotating shaft; 658. a rolling brush; 659. a second gear; 661. an electric telescopic rod; 662. a push plate; 663. a guide groove; 71. a case; 72. a weighing instrument; 73. a bracket; 74. a limit rod; 75. a weighing sensor; 76. a pressure gauge; 77. a second wire rope; 78. a second movable pulley; 79. a hook.
Detailed Description
The technical scheme of the patent is further described in detail below with reference to the specific embodiments.
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the invention.
Referring to fig. 1-7, in the embodiment of the invention, a blanking device for vacuum cavity processing comprises a cross beam 1, an electric hoist 2, a sports car 3, a first steel wire rope 4 and a first movable pulley 5, wherein the sports car 3 is slidably connected to the outer wall of the cross beam 1, the top of the electric hoist 2 is fixedly connected with the bottom of the sports car 3, the electric hoist 2 rolls on the cross beam 1 through the sports car 3 to realize the lateral movement of the electric hoist 2, the first steel wire rope 4 is wound on the outer wall of a winding drum of the electric hoist 2, one end of the first steel wire rope 4 passes through a wire arranging device of the electric hoist 2 to be connected with the outer wall of the electric hoist 2, the first movable pulley 5 is sheathed on the outer wall of the first steel wire rope 4, the first movable pulley 5 is wound and released to enable the first movable pulley 5 to ascend or descend, meanwhile, the first movable pulley 5 reduces the load of the electric hoist 2 winding the first steel wire rope 4, the outer wall of the electric hoist 2 is provided with a lubricating mechanism 6, and the bottom end of the first movable pulley 5 is provided with a weighing mechanism 7.
The crossbeam 1 is fixed at the crown block top, will wait to remove the work piece and hang on weighing machine constructs 7, and electric block 2 rolling first wire rope 4, first movable pulley 5 rise, because sports car 3 can slide about on crossbeam 1, the crown block is responsible for the fore-and-aft movement of work piece, and the work piece can be carried at will to realize the unloading on the work piece.
Further, the lubrication mechanism 6 comprises a box body 61 arranged on the outer wall of the wire arranging device of the electric hoist 2, a first rotating shaft 62 capable of rotating around the axis of the box body 61 is arranged at the bottom of the inner cavity of the box body 61 through a bearing, a roller 63 and a first gear 64 are respectively arranged on the left side and the right side of the outer wall of the first rotating shaft 62, the roller 63 is in lap joint with the first steel wire rope 4, an anti-slip rib is arranged on the outer wall of the roller 63, the roller 63 can be driven to rotate when the first steel wire rope 4 moves, a release assembly 65 is vertically arranged at the top of the box body 61, and a driving assembly 66 is arranged at the left end of the front surface of the box body 61.
Further, the release assembly 65 includes the oil tank 651 at the box body 61 top of vertical installation, the oil tank 651 is used for depositing lubricating oil, sleeve 652 is installed to oil tank 651 bottom central point put, oil outlet 653 has been seted up at sleeve 652 top, plug 654 that can reciprocate is pegged graft to sleeve 652 inner chamber, sleeve 652 inner chamber is the rectangle, prevent plug 654 to take place rotatory phenomenon, runner 655 has been seted up along vertical direction to plug 654, runner 655 staggers with oil outlet 653 position, when plug 654 upwards moves, plug 654 can close the oil outlet, when plug 654 moves down, can make oil outlet 653 and runner 655 communicate, realize the discharge of lubricating oil in the oil tank 651, the supporting seat 656 is installed to plug 654 bottom, rolling brush 658 and second gear 659 are installed respectively to the supporting seat 656 bottom through the bearing, can be around self axis pivoted second pivot 657 outer wall left and right sides, lubricating oil can drip at rolling brush 658 outer wall when flowing out from runner 655, roll on first wire 4 to smear lubricating oil through the rolling brush 658, reduce first wire 4 friction, first gear 659 can be connected with first gear 64.
Further, the driving assembly comprises an electric telescopic rod 661 which is arranged at the left end of the front surface of the box body 61 along the front-rear direction, a push plate 662 is arranged at the output end of the electric telescopic rod 661, a guide groove 663 is arranged on the outer wall of the push plate 662, a second rotating shaft 657 is inserted into the inner cavity of the guide groove 663, the guide groove 663 is distributed on the outer wall of the push plate 662 in a downward inclined mode from rear to front, and when the electric telescopic rod 661 drives the push plate 662 to move forwards and backwards, the inclined surface of the inner wall of the guide groove 663 can upwards or downwards extrude the second rotating shaft 657.
Principle of operation of the periodic lubrication of the first wire rope 4: the push plate 662 is driven to move backwards by the electric telescopic rod 661, the point position of the guide groove 663 in the plumb line direction of the second rotating shaft 657 gradually becomes lower, the second rotating shaft 657 descends, the plug 654 descends, the second gear 659 is meshed with the first gear 64, the oil outlet 653 is communicated with the flow channel 655, lubricating oil in the oil tank 651 flows out and drops on the surface of the rolling brush 658 through the flow channel 655, in the moving process of the first steel wire rope 4, the rolling brush 658 rolls along the first steel wire rope 4 under the meshing transmission of the first gear 64 and the second gear 659, the rolling brush 658 smears lubricating oil on the surface of the first steel wire rope 4, and the first steel wire rope 4 is lubricated.
The push plate 662 is driven to move forwards by the electric telescopic rod 661, so that the guide groove 663 can upwards extrude the second rotating shaft 657, further the plug 654 can be lifted to close the oil outlet 653, the second gear 659 is separated from the first gear 64, and the first steel wire rope 4 is not coated with lubricating oil.
Further, weighing mechanism 7 is including installing the box 71 in first movable pulley 5 bottom, weighing instrument 72 is installed to box 71 left side wall, be used for showing the work piece quality that is lifted, support 73 is installed at box 71 inner chamber top, support 73 shape is the L font, support 73 bottom grafting has the gag lever post 74 that can slide from top to bottom, weighing sensor 75 is installed on support 73 upper surface right side, weighing sensor 75 is hydraulic pressure weighing sensor, gag lever post 74 shape is the L font, symmetry weighing sensor 75 causes the extrusion when gag lever post 74 moves down, pressure gauge 76 is installed to weighing sensor 75 right side wall, pressure gauge 76 and weighing instrument 72 electric connection, pressure gauge 76 monitor the interior hydraulic oil pressure of weighing sensor 75, weighing instrument 72 is at the weight data that converts pressure signal into, thereby realize the work piece weighing, second wire rope 77 one end is installed to the gag lever post 74 bottom, the other end is connected with box 71 inner chamber top, second wire rope 77 outer wall has cup jointed second movable pulley 78, can make gag lever post 74 bear half work piece weight through second movable pulley 78, reduce weighing sensor 75 and bear weight, load sensor 75 can be held by the weight through the second movable pulley 78, the weight gauge pin axle 78, the weight gauge is parallel to the work piece is hung through the both ends, the accurate couple 79, the weight can be guaranteed to be connected at both ends of the weight gauge 74, and the accurate couple is used for weighing hanger is guaranteed.
Work piece weighing theory: in the process of lifting the workpiece, the second movable pulley 78 presses down the second steel wire rope 77, the limiting rod 74 presses down the weighing sensor 75, the pressure gauge 76 measures the pressure inside the weighing sensor 75, the pressure received by the weighing sensor 75 is one half of the gravity of the workpiece due to the action of the second movable pulley 78, the weight of the workpiece is obtained by multiplying the pressure by two when the weighing instrument 72 calculates the pressure, the weight of the workpiece is displayed, whether the workpiece reaches the processing standard in the last procedure or not can be judged through the weight, and whether the load exceeds the load born by the electric hoist 2 or not is judged, equipment is protected, and the workpiece is prevented from falling and being damaged.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that modifications and improvements can be made by those skilled in the art without departing from the spirit of the present invention, and these should also be considered as the scope of the present invention, which does not affect the effect of the implementation of the present invention and the utility of the patent.
Claims (8)
1. The utility model provides a unloader is used in vacuum cavity processing, includes crossbeam (1), electric block (2), sports car (3), first wire rope (4) and first movable pulley (5), crossbeam (1) are installed at crown block top, sports car (3) sliding connection is at crossbeam (1) outer wall, sports car (3) bottom and electric block (2) top are connected, move on crossbeam (1) through sports car (3), let electric block (2) realize lateral movement, first wire rope (4) twine at electric block (2) reel outer wall, first wire rope (4) one end passes electric block (2) winding displacement ware and fixes at electric block (2) outer wall, first movable pulley (5) cup joint at first wire rope (4) outer wall, can make first movable pulley (5) upwards or downwards move through electric block (2), characterized in that, unloader is used in vacuum cavity processing still includes lubrication mechanism (6) and weighing mechanism (7), electric block (6) are installed at electric block (7) outer wall, the first wire rope (7) is installed at electric block (2);
the lubrication mechanism (6) comprises:
the box body (61) is fixedly connected to the outer wall of the wire arranging device of the electric hoist (2);
the first rotating shaft (62) is rotatably arranged at the bottom end of the inner cavity of the box body (61) around the axis of the first rotating shaft through a bearing;
the roller (63) and the first gear (64) are respectively arranged at the left side and the right side of the outer wall of the first rotating shaft (62), the roller (63) is overlapped with the first steel wire rope (4), an anti-slip edge is arranged on the outer wall of the roller (63), and the roller (63) can be pulled to roll when the first steel wire rope (4) moves;
a release assembly (65) vertically mounted on the upper surface of the case (61);
and the driving assembly (66) is arranged at the left end of the front surface of the box body (61).
2. A vacuum cavity machining blanking device according to claim 1, characterized in that the release assembly (65) comprises:
the oil tank (651) is vertically arranged on the upper surface of the box body (61);
the sleeve (652) is vertically arranged at the center of the bottom of the oil tank (651), and an oil outlet (653) is formed in the upper surface of the sleeve (652);
the plug (654) can be inserted into the inner cavity of the sleeve (652) in a vertically sliding mode, the inner cavity of the sleeve (652) is rectangular, the plug (654) is prevented from rotating, and the plug (654) is provided with a flow channel (655) from top to bottom;
a support seat (656) arranged at the bottom end of the plug (654);
the second rotating shaft (657) is rotatably arranged at the bottom end of the supporting seat (656) around the axis of the second rotating shaft through a bearing;
the rolling brush (658) and the second gear (659) are respectively arranged at the left side and the right side of the outer wall of the second rotating shaft (657), and the second gear (659) can be meshed with the first gear (64).
3. The blanking device for vacuum chamber processing according to claim 2, wherein the flow passage (655) is offset from the oil outlet (653).
4. A vacuum cavity machining blanking device according to claim 3, characterized in that the drive assembly (66) comprises:
an electric telescopic rod (661) which is arranged at the left end of the front surface of the box body (61) along the front-back direction;
the push plate (662) is arranged at the output end of the electric telescopic rod (661), the push plate (662) is positioned in the inner cavity of the box body (61), the outer wall of the push plate (662) is provided with the guide groove (663), and the second rotating shaft (657) is inserted in the inner cavity of the guide groove (663).
5. The blanking device for vacuum chamber processing according to claim 4, wherein the guide groove (663) is downwardly inclined from rear to front and is distributed on the outer wall of the push plate (662).
6. A vacuum chamber processing blanking device according to claim 5, characterized in that the weighing mechanism (7) comprises:
the box body (71) is fixedly connected to the bottom end of the first movable pulley (5);
the weighing instrument (72) is arranged on the left side wall of the box body (71);
the bracket (73) is fixedly connected to the top of the inner cavity of the box body (71), and the bracket (73) is L-shaped;
the limiting rod (74) can be inserted into the bottom of the bracket (73) in a vertically sliding manner;
the weighing sensor (75) is arranged at the right end of the upper surface of the bracket (73), the limiting rod (74) is L-shaped, and the limiting rod (74) can trigger the weighing sensor (75) when the weighing sensor (75) is pressed down;
the pressure gauge (76) is arranged on the outer wall of the weighing sensor (75), and the pressure gauge (76) is electrically connected with the weighing instrument (72);
one end of the second steel wire rope (77) is arranged at the top of the inner cavity of the box body (71), and the other end of the second steel wire rope is connected with the bottom end of the limiting rod (74);
the second movable pulley (78) is sleeved on the outer wall of the second steel wire rope (77);
and the hook (79) is connected to the bottom end of the second movable pulley (78) through a pin shaft.
7. The blanking device for vacuum chamber processing according to claim 6, wherein both ends of the second wire rope (77) are parallel to plumb lines.
8. The method of blanking a vacuum chamber processing blanking device as claimed in claim 7, comprising the steps of:
step one, a cross beam (1) is fixed at the top of a crown block, a workpiece to be moved is hung on a weighing mechanism (7), an electric hoist (2) winds a first steel wire rope (4), a first movable pulley (5) rises, and as a sports car (3) can slide left and right on the cross beam (1), the crown block is responsible for the forward and backward movement of the workpiece, the workpiece can be carried at will, so that the loading and unloading of the workpiece are realized;
when the first steel wire rope (4) needs to be lubricated regularly, the push plate (662) is driven to move to the rear side through the electric telescopic rod (661), the point position of the guide groove (663) in the plumb line direction of the second rotating shaft (657) is gradually lowered, the second rotating shaft (657) is lowered, meanwhile, the plug (654) is lowered, the second gear (659) is meshed with the first gear (64), the oil outlet (653) is communicated with the runner (655), lubricating oil in the oil tank (651) flows out and drops on the surface of the rolling brush (658) through the runner (655), in the moving process of the first steel wire rope (4), the traction roller (63) rolls, the rolling brush (658) rolls along the first steel wire rope (4) under the meshing transmission of the first gear (64) and the second gear (659), the rolling brush (658) spreads the lubricating oil on the surface of the first steel wire rope (4), and the first steel wire rope (4) is lubricated;
and thirdly, when the weight of the workpiece is required to be weighed, in the process of lifting the workpiece, the second movable pulley (78) presses down the second steel wire rope (77), so that the limiting rod (74) presses down the weighing sensor (75), the pressure gauge (76) measures the internal pressure of the weighing sensor (75), the pressure born by the weighing sensor (75) is one half of the weight of the workpiece due to the action of the second movable pulley (78), and the weight of the workpiece is obtained by multiplying the second by the weighing instrument (72) when the pressure is calculated, and the weight is displayed, so that whether the workpiece reaches a processing standard or not and whether the weight exceeds the bearing load of the electric hoist (2) can be judged.
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| CN202410047177.0A CN117550481B (en) | 2024-01-12 | 2024-01-12 | Discharging device and method for vacuum cavity machining |
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| CN202410047177.0A CN117550481B (en) | 2024-01-12 | 2024-01-12 | Discharging device and method for vacuum cavity machining |
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| CN115285852A (en) * | 2022-09-30 | 2022-11-04 | 苏州库力铁重工有限公司 | Transmission system and transmission method of double-beam electric hoist |
| CN117142343A (en) * | 2023-10-30 | 2023-12-01 | 河南省华中起重机集团有限公司 | Electric hoist of European crane |
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| JP2003160296A (en) * | 2001-11-27 | 2003-06-03 | Maeda Seisakusho Co Ltd | Method of applying and filling grease to multistage boom |
| CN204234278U (en) * | 2014-11-14 | 2015-04-01 | 张喜民 | The antiseptic and rustproof device of drum-type steel wire rope |
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