CN110899715A - Controllable metal bar material feeding device of stroke - Google Patents
Controllable metal bar material feeding device of stroke Download PDFInfo
- Publication number
- CN110899715A CN110899715A CN201911296662.7A CN201911296662A CN110899715A CN 110899715 A CN110899715 A CN 110899715A CN 201911296662 A CN201911296662 A CN 201911296662A CN 110899715 A CN110899715 A CN 110899715A
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- plate
- stroke
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- bin
- bracket
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- 229910052751 metal Inorganic materials 0.000 title claims abstract description 31
- 239000002184 metal Substances 0.000 title claims abstract description 31
- 239000000463 material Substances 0.000 title claims abstract description 24
- 230000007246 mechanism Effects 0.000 claims abstract description 24
- 230000005540 biological transmission Effects 0.000 claims abstract description 16
- 239000003638 chemical reducing agent Substances 0.000 claims description 16
- 238000011084 recovery Methods 0.000 claims description 8
- 238000007599 discharging Methods 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 2
- 239000000843 powder Substances 0.000 abstract description 7
- 238000000889 atomisation Methods 0.000 abstract description 6
- 239000007789 gas Substances 0.000 description 21
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 15
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 10
- 238000010586 diagram Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 239000010936 titanium Substances 0.000 description 6
- 229910052719 titanium Inorganic materials 0.000 description 6
- 229910001069 Ti alloy Inorganic materials 0.000 description 5
- 229910052786 argon Inorganic materials 0.000 description 5
- 239000001307 helium Substances 0.000 description 5
- 229910052734 helium Inorganic materials 0.000 description 5
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000005086 pumping Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000010146 3D printing Methods 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004088 foaming agent Substances 0.000 description 1
- 239000004047 hole gas Substances 0.000 description 1
- 238000001513 hot isostatic pressing Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000003870 refractory metal Substances 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/14—Making metallic powder or suspensions thereof using physical processes using electric discharge
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- Transmission Devices (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
The invention discloses a stroke-controllable metal bar feeding device which comprises a bin, a bar material box, an opening and closing device, a movable base, a guide mechanism, a stroke indication control device, a bin bottom cover, a driving device, a bracket and a chain, wherein the opening and closing device is arranged at the top of the bin; a guide mechanism is arranged on the bin close to the inner wall in the vertical direction; a movable base is arranged on the guide mechanism; a bar box is arranged on the upper end face of the movable base; a stroke indication control device is arranged on the outer side surface of the middle lower part of the bin; a driven chain wheel is arranged at the lower end head of a transmission screw rod of the stroke indication control device, and a bin bottom cover is arranged on the lower end surface of the bin; a driving device is arranged below the bin bottom cover; a driving sprocket is arranged on a screw shaft of the driving device; a chain is arranged between the driving device and the stroke indication control device; a bracket is arranged at a discharge hole in the middle of the chamber. The invention can fill metal bar stock for the atomization powder making equipment.
Description
Technical Field
The invention belongs to the technical field of refractory metal powder manufacturing equipment, further belongs to the technical field of feeding equipment, and particularly relates to a metal bar feeding device which is reliable in structure, stable in performance, accurate in feeding and controllable in stroke.
Background
The spherical titanium powder or titanium alloy powder has the characteristics of high sphericity, few associated particles, high purity, low oxygen content, good fluidity, uniform particle size distribution and the like, the product is in a silver gray uniform spherical shape, has high compactness, and has wide application in the aspects of 3D printing, MIM, hot isostatic pressing and the like. The production process of titanium powder mainly comprises a metal reduction method, an electrolysis method and an atomization method. Titanium powder produced by a metal reduction method and an electrolytic method is limited by quality and is mostly applied to general corrosion-resistant products, fireworks, metallurgical additives and hydrogen foaming agents, and high-quality titanium powder is mainly produced by an atomization method. The equipment for producing titanium powder by an atomization method is ultrahigh-speed plasma rotating electrode atomization powder making equipment, and the working principle of the equipment is that molten metal is crushed by means of centrifugal force generated by rotation, is thrown out in the form of atomized liquid drops, and then is solidified to obtain high-purity and high-sphericity titanium powder. The raw material for producing the titanium powder is a titanium or titanium alloy bar stock, and the size is as follows: the diameter is 55 plus or minus 0.5 mm; the length is 700 mm. In order to effectively prevent the titanium or titanium alloy bar from being oxidized and ensure that the prepared spherical titanium powder or titanium alloy powder has high purity and low oxygen content, the feeding process needs to be carried out in a vacuum state, and mixed gas of argon and helium is filled in the vacuum state in a ratio of 1: 9. The production technology of spherical titanium powder or titanium alloy powder is developed in recent years, and no ideal metal bar material feeding device exists at present. Therefore, the research and development of the metal bar feeding device which is reliable in structure, stable in performance, accurate in feeding and controllable in stroke is the key for solving the problem.
Disclosure of Invention
The invention aims to provide a metal bar feeding device which is reliable in structure, stable in performance, accurate in feeding and controllable in stroke.
The invention aims to realize the purpose, and the device comprises a bin, a bar material box, an opening and closing device, a movable base, a guide mechanism, a stroke indication control device, a bin bottom cover, a driving device, a bracket and a chain, wherein the opening and closing device is arranged at the top of the bin; a guide mechanism is arranged on the bin close to the inner wall in the vertical direction; the guide mechanism is provided with a movable base; a bar box is arranged on the upper end face of the movable base; a stroke indication control device is arranged on the outer side surface of the middle lower part of the bin; a driven chain wheel is arranged at the lower end head of a transmission screw of the stroke indication control device, and a bin bottom cover is arranged on the lower end surface of the bin; a driving device is arranged below the bin bottom cover; a driving chain wheel is arranged on the screw shaft of the driving device corresponding to the position of the driven chain wheel; a chain is arranged between the driving device and the stroke indication control device; the chain is connected with the driven chain wheel and the driving chain wheel in a matching way; the driving device is connected with the movable base through a screw shaft of the driving device and a nut of the movable base in a matching way; the shell of the bin is respectively provided with a discharge hole, a vacuumizing hole, an observation hole I, an observation hole II and a gas charging hole gas recovery hole; a bracket is arranged at a discharge hole in the middle of the chamber; the bracket is positioned on the opposite side of the observation hole I; the bracket is positioned at the adjacent side of the stroke indication control device.
The invention comprises a bin, a stick material box, an opening and closing device, a movable base, a guide mechanism, a stroke indication control device, a bin bottom cover, a driving device, a bracket and a chain. The bar material box is connected with a positioning shaft on the movable base through a pin hole and is placed on the movable base, and meanwhile, two flanges on a front baffle on the bar material box are clamped on a hanging plate of the bin; the opening and closing device is welded on the bin through a cylinder seat and a support I; the movable base is connected with a screw shaft on the driving device through a nut, and a guide wheel of the movable base is arranged on a guide rail of the guide mechanism; the guide mechanism is welded in the bin through a backing plate; the stroke indication control device is connected with the bin through a screw hole on the bracket, and a driven chain wheel on the stroke indication control device is connected with a driving chain wheel on the driving device through a chain; the driving device fixes the flange on the shaft sleeve of the bin bottom cover through a bolt, and the bearing seat is welded on the inner wall of the bin; the bottom plate and the bin are connected together through a bolt by the bin bottom cover; the bracket is connected to the discharge hole of the bin through a bolt; the front baffle and the rear baffle of the bar box are provided with a plurality of round holes with the diameter phi so as to reduce the weight; the bottom plate, the material bearing plate, the cover plate and the side plates of the box body are all provided with a plurality of round holes with the diameter phi, so that the weight is reduced.
The invention has the advantages of reliable structure, stable performance, accurate feeding and controllable stroke, and can fill metal bars into the ultrahigh-speed plasma rotary electrode atomization powder making equipment.
Drawings
FIG. 1 is a three-dimensional schematic view of the overall structure of the present invention;
FIG. 2 is a two-dimensional schematic diagram of the overall structure of the present invention;
FIG. 3 is a left side view of FIG. 2;
FIG. 4 is a schematic cross-sectional view taken along line D-D of FIG. 2;
FIG. 5 is a three-dimensional effect diagram of the overall structure of the present invention;
FIG. 6 is a schematic view of the chamber of the present invention;
FIG. 7 is a left side view of FIG. 6;
FIG. 8 is a three-dimensional effect diagram of the chamber of the present invention;
FIG. 9 is a schematic view of a bar box of the present invention;
FIG. 10 is a top view of FIG. 9;
FIG. 11 is a three-dimensional effect diagram of the bar box of the present invention;
FIG. 12 is a schematic view of a billet box body of the present invention;
FIG. 13 is a top view of FIG. 12;
FIG. 14 is a three-dimensional schematic view of a billet box body of the present invention;
FIG. 15 is a schematic view of a front baffle of the bar box of the present invention;
FIG. 16 is a schematic view of an opening and closing device of the present invention;
FIG. 17 is a left side view of FIG. 16;
FIG. 18 is a three-dimensional effect diagram of the opening and closing device of the present invention;
FIG. 19 is a schematic view of a mobile base according to the present invention;
FIG. 20 is a left side view of FIG. 19;
FIG. 21 is a three-dimensional effect diagram of the mobile base of the present invention;
FIG. 22 is a schematic view of a guide mechanism of the present invention;
FIG. 23 is a three-dimensional effect diagram of the guiding mechanism of the present invention;
FIG. 24 is a schematic view of a stroke indication control device according to the present invention;
FIG. 25 is a top view of FIG. 24;
FIG. 26 is a three-dimensional effect diagram of the stroke indication control device of the present invention;
FIG. 27 is a schematic view of the bottom cover of the chamber of the present invention;
FIG. 28 is a schematic sectional view taken along line A-A of FIG. 27;
FIG. 29 is a three-dimensional view of the driving device of the present invention;
FIG. 30 is a three-dimensional effect diagram of the driving device of the present invention;
FIG. 31 is a schematic view of a bracket according to the present invention;
FIG. 32 is a top view of FIG. 31;
FIG. 33 is a three-dimensional view of the bracket of the present invention;
in the figure: 1-bin, 11-discharge hole, 12-vacuumizing hole, 13-observation hole I, 14-observation hole II, 15-gas filling hole, 16-gas recovery hole, 17-hanging plate, 18-locking buckle, 19-shell, 2-bar bin, 21-box body, 211-bottom plate, 212-supporting plate, 213-rib plate I, 214-material bearing plate, 215-boss, 216-cover plate, 217-side plate, 218-rib plate II, 219-clamping groove strip, 2110-baffle, 2111-rib plate III, 2112-positioning seat, 22-front baffle, 221-flange, 23-rear baffle, 24-lifting ring bolt, 25-pin hole, 3-opening and closing device, 31-cylinder seat, 32-pin shaft I, 33-opening and closing cylinder, 34-pin shaft II, 35-pin shaft III, 36-support I, 37-cover plate, 38-support II, 39-locking cylinder, 4-moving base, 41-moving frame, 42-guide wheel, 43-nut, 44-positioning shaft, 5-guide mechanism, 51-guide rail, 52-connecting plate, 53-backing plate, 54-screw, 6-travel indication control device, 61-driven chain wheel, 62-bearing seat, 63-drive screw, 64-support, 65 (A, B, C, D, E) -approach switch, 66-induction block with pointer, 67-scale, 7-cabin bottom cover, 71-bottom plate, 72-shaft sleeve, 8-drive device, 81-three-in-one speed reducer, 82-conical gear, 83-driving chain wheel, 84-flange, 85-screw shaft, 86-bearing seat, 9-bracket and 10-chain.
Detailed Description
The invention is further described with reference to the accompanying drawings, which are not intended to be limiting in any way, and any variations based on the teachings of the invention are intended to fall within the scope of the invention.
As shown in fig. 1 to 33, the automatic bar feeding device comprises a bin 1, a bar box 2, an opening and closing device 3, a movable base 4, a guide mechanism 5, a stroke indication control device 6, a bin bottom cover 7, a driving device 8, a bracket 9 and a chain 10, wherein the opening and closing device 3 is arranged at the top of the bin 1; a guide mechanism 5 is arranged on the bin 1 close to the inner wall in the vertical direction; the guide mechanism 5 is provided with a movable base 4; a bar box 2 is arranged on the upper end face of the movable base 4; a stroke indication control device 6 is arranged on the outer side surface of the middle lower part of the bin 1; a driven chain wheel 61 is arranged at the lower end of a transmission screw 63 of the stroke indication control device 6, and a bin bottom cover 7 is arranged on the lower end surface of the bin 1; a driving device 8 is arranged below the bin bottom cover 7; a driving sprocket 83 is arranged on the screw shaft 85 of the driving device 8 corresponding to the position of the driven sprocket 61; a chain 10 is arranged between the driving device 8 and the stroke indication control device 6; the chain 10 is connected with the driven chain wheel 61 and the driving chain wheel 83 in a matching way; the driving device 8 is connected with the movable base 4 through the screw shaft 85 of the driving device 8 and the nut 43 of the movable base 4; the shell 19 of the chamber 1 is respectively provided with a discharge hole 11, a vacuum-pumping hole 12, an observation hole I13, an observation hole II14 and a gas recovery hole 16 of a gas filling hole 15; a bracket 9 is arranged at a middle discharge hole 11) of the bin 1; the bracket 9 is positioned at the opposite side of the observation hole I13; the bracket 9 is located adjacent to the stroke indication control device 6.
The bin 1 comprises a discharge hole 11, a vacuumizing hole 12, an observation hole I13, an observation hole II14, a gas filling hole 15, a gas recovery hole 16, a hanging plate 17, a locking buckle 18 and a shell 19; the middle part of the shell 19 is provided with a discharge hole 11; an observation hole I13 is arranged in the middle of the shell 19 opposite to the discharge hole 11; the upper part of the shell 19 is provided with a vacuumizing hole 12; the vacuumizing hole 12 is positioned on the adjacent side of the discharging hole 11 and is positioned on the left side of the discharging hole 11; the shell 19 is provided with an observation hole II14 at the upper right part of the vacuumizing hole 12; a gas filling hole 15 is arranged on the shell 19 at the left lower part of the vacuumizing hole 12; a gas recovery hole 16 is arranged on the top of the shell 19 at the opposite side of the vacuumizing hole 12; the inner side of the top of the shell 19 is provided with two hanging plates 17; the hanging plate 17 is vertical to the discharge hole 11; the top of the shell 19 is provided with a locking buckle 18.
The bar box 2 comprises a box body 21, a front baffle 22, a rear baffle 23, an eyebolt 24 and a pin hole 25; a front baffle 22 is arranged on the right side surface of the box body 21; a rear baffle plate 23 is arranged on the left side surface of the box body 21; the top of the box body 21 is provided with a lifting bolt 24; the bottom of the left side of the box 21 is provided with a pin hole 25.
The front baffle 22 and the rear baffle 23 are both provided with a plurality of round holes with the diameter phi.
The box body 21 comprises a bottom plate 211, a support plate 212, rib plates I213, a material bearing plate 214, a boss 215, a cover plate 216, side plates 217, rib plates II218, clamping groove strips 219, a baffle 2110, rib plates III 2111 and positioning seats 2112; the bottom plate 211, the support plate 212, the rib plate I213, the material bearing plate 214, the boss 215, the cover plate 216, the side plate 217, the rib plate II218, the slot strip 219, the baffle 2110, the rib plate III 2111 and the positioning seat 2112 form the box body 21 by welding according to the figure 12, the figure 13 and the figure 14.
The bottom plate 211, the material bearing plate 214, the cover plate 216 and the side plate 217 are all provided with a plurality of round holes with diameter phi.
The boss 215 is provided with a threaded hole.
The included angle between the bottom plate 211 and the material bearing plate 214 is 7 degrees, and the included angle is welded on the side plate 217 at a distance L.
The material receiving plate 214 is welded at both ends thereof with the baffles 2110.
The top of the front baffle 22 is provided with a flange 221.
The opening and closing device 3 comprises a cylinder seat 31, a pin shaft I32, an opening and closing cylinder 33, a pin shaft II34, a pin shaft III35, a support I36, a cover plate 37, a support II38 and a locking cylinder 39; four supports II38 are arranged at the two ends of the upper part of the cover plate 37; the support II38 is provided with a locking cylinder 39; the locking cylinder 39 is matched with the support II 38; two supports I36 are arranged on the left end face of the cover plate 37; a pin shaft III35 is arranged between the support I36 and the cover plate 37; two pin shafts II34 are arranged on the left end face of the cover plate 37; the pin shaft II34 is positioned between the two supports I36; a cylinder seat 31 is arranged below the cover plate 37; a pin shaft I32 is arranged on the cylinder seat 31; an opening and closing cylinder 33 is arranged between the cylinder seat 31 and the cover plate 37; the bottom of the opening and closing cylinder 33 is connected with the cylinder seat 31 through a pin I32; the top of the piston rod of the on-off cylinder 33 is connected with the cover plate 37 through a pin shaft II 34.
The movable base 4 comprises a movable frame 41, a guide wheel 42, a nut 43 and a positioning shaft 44; the front ends of the two sides of the moving frame 41 are respectively provided with two guide wheels 42; two guide wheels 42 are respectively arranged below the rear ends of the two sides of the movable frame 41; the front end of the moving frame 41 is provided with two nuts 43; the upper part of the moving frame 41 is provided with two positioning shafts 44.
The guide mechanism 5 comprises a guide rail 51, a connecting plate 52, a backing plate 53 and a screw 54; the guide rail 51 comprises two pieces, wherein a backing plate 53 is arranged on the upper surface of one piece; a connecting plate 52 is arranged at the bottom between the two guide rails 51; the guide rail 51 and the connecting plate 52 are fastened and connected through a screw 54.
The stroke indication control device 6 comprises a driven chain wheel 61, a bearing seat 62, a transmission screw 63, a bracket 64, a proximity switch 65, a sensing block 66 with a pointer and a scale 67; a transmission screw 63 is arranged at the center of the bracket 64 in the length direction; the left end of the transmission screw 63 is provided with a bearing seat 62, and the right end is sequentially provided with the bearing seat 62 and a driven chain wheel 61; the bearing seats 62 at the left and right ends of the transmission screw 63 are respectively positioned outside the two ends of the bracket 64; a sensing block 66 with a pointer is arranged at the middle part of the transmission screw 63; the sensing block 66 with the pointer is positioned in the bracket 64; proximity switches 65 are arranged on the upper surface and the side surface of the bracket 64; a scale 67 is arranged on the lower bottom surface of the inner part of the bracket 64; the length of the scale 67 is adapted to the moving distance of the sensing block with pointer 66.
The bin bottom cover 7 comprises a bottom plate 71 and a shaft sleeve 72; one end of the bottom plate 71 is provided with a shaft sleeve 72; the sleeve 72 is fitted to a flange 84 of the drive unit 8.
The driving device 8 comprises a three-in-one speed reducer 81, a conical gear 82, a driving chain wheel 83, a flange 84, a screw shaft 85 and a bearing seat 86; the three-in-one speed reducer 81 is of a double-output shaft structure; a conical gear 82 is arranged on an output shaft of the three-in-one speed reducer 81; the screw shafts 85 are divided into two parts; the lower end of the screw shaft 85 is sequentially provided with a flange 84, a driving chain wheel 83 and a conical gear 82; the conical gear 82 at the lower end of the screw shaft 85 is matched with the conical gear 82 on the output shaft of the three-in-one speed reducer 81; the upper end of the screw shaft 85 is provided with a bearing seat 86.
The included angle between the material-bearing plate of the bracket 9 and the horizontal plane is 7 DEG
The working principle and the working process of the invention are as follows:
the invention comprises a bin 1, a bar box 2, an opening and closing device 3, a movable base 4, a guide mechanism 5, a stroke indication control device 6, a bin bottom cover 7, a driving device 8, a bracket 9 and a chain 10. The bar box 2 is connected with a positioning shaft 44 on the movable base 4 through a pin hole 25 and is placed on the movable base 4, and meanwhile, two flanges 221 on a front baffle 22 on the bar box 2 are clamped on a hanging plate 17 of the bin 1; the opening and closing device 3 is welded on the chamber 1 through the cylinder seat 31 and the support I36; the movable base 4 is connected with a screw shaft 85 on the driving device 8 through a nut 43, and a guide wheel 42 of the movable base 4 is arranged on a guide rail 51 of the guide mechanism 5; the guide mechanism 5 is welded in the chamber 1 through a backing plate 53; the stroke indication control device 6 is connected with the chamber 1 through a screw hole on the bracket 64, and a driven chain wheel 61 on the stroke indication control device 6 is connected with a driving chain wheel 83 on the driving device 8 through a chain 10; the driving device 8 fixes the flange 84 on the shaft sleeve 72 of the bin bottom cover 7 through bolts, and the bearing seat 86 is welded on the inner wall of the bin 1; the bin bottom cover 7 connects the bottom plate 71 with the bin 1 through bolts; the bracket 9 is connected to a discharge hole 11 of the bin 1 through a bolt; the front baffle plate 22 and the rear baffle plate 23 of the bar box 2 are provided with a plurality of round holes with the diameter phi so as to reduce the weight; the bottom plate 211, the material bearing plate 214, the cover plate 216 and the side plate 217 of the box body 21 are all provided with a plurality of round holes with the diameter phi so as to reduce the weight.
When the bar box 2 is fed, the front baffle 22 is installed through the clamping groove strips 219 on the box body 21, the prepared titanium or titanium metal bars are placed on the material bearing plate 214 layer by layer, and after discharging is finished, the rear baffle 23 is installed through the clamping groove strips 219 on the box body 21, so that the charging operation is completed. The charging work is completed outside the charging device.
After the bar stock box 2 is loaded, the bar stock box is hung into the bin 1 through the lifting eye bolt 24 and placed on the movable base 4, and meanwhile, the two flanges 221 on the front baffle 22 on the bar stock box 2 are clamped on the hanging plate 17 of the bin 1. At this time, the cover plate 37 is covered on the bin 1 by the opening and closing device 3 under the action of the opening and closing cylinder 33, and the locking cylinder 39 is connected with the locking buckle 18 on the bin 1 through the support II38, so that the opening and closing device 3 is locked with the bin 1.
The external vacuum-pumping system vacuumizes the chamber 1 through the vacuum-pumping hole 12 on the chamber 1, when the vacuum degree meets the requirement, the mixed gas of argon and helium in the ratio of 1:9 enters the chamber 1 through the gas filling hole 15, and the redundant mixed gas of argon and helium is recycled through the gas recycling hole 16 and then returns to the chamber 1 to form dynamic balance.
The driving device 8 drives the moving base 4 to move up and down on the guide mechanism 5 through the transmission matching of the screw shaft 85 and the nut 43, and simultaneously drives the transmission screw 63 on the stroke indication control device 6 to drive the sensing block 66 with the pointer to move through the driving chain wheel 83, the chain 10 and the driven chain wheel 61.
The whole feeding process is that the bar box 2 filled with titanium or titanium metal bars moves downwards along with the moving base 4 under the driving action of the driving device 8, when the sensing block 66 with the pointer passes through the proximity switch 65A for the first time, the proximity switch 65A sends a signal to the central control system, the central control system controls the three-in-one speed reducer 81 to enter a feeding working mode, when the sensing block 66 with the pointer passes through the proximity switch 65B, the proximity switch 65B sends a signal to the central control system, the central control system controls the three-in-one speed reducer 81 to stop running, as the two flanges 221 on the front baffle 22 on the bar box 2 are clamped on the hanging plate 17 of the bin 1 to be kept static, at the moment, the bar at the bottommost layer of the bar box 2 enters the bar clamping control device through the bracket 9; when the sensing block 66 with the pointer passes through the proximity switch 65C, the proximity switch 65C sends a signal to the central control system, the central control system controls the three-in-one speed reducer 81 to stop running, and at the moment, the bar stock at the bottom layer of the bar stock box 2 times enters the bar stock clamping control device through the bracket 9. Under the control of the stroke indication control device 6, the bars in the bar box accurately enter the bar clamping control device layer by layer, when the sensing block 66 with the pointer passes through the proximity switch 65D, the proximity switch 65D sends a signal to the central control system, the central control system controls the three-in-one speed reducer 81 to stop running, and at the moment, the bars at the highest layer of the bar box 2 enter the bar clamping control device through the bracket 9; when the sensing block 66 with the pointer passes through the proximity switch 65E, the proximity switch 65E sends a signal to the central control system, the central control system controls the three-in-one speed reducer 81 to stop running, at the moment, the bar box 2 reaches the lower limit position of the bar box in the bin 1, the central control system controls the three-in-one speed reducer 81 to rotate reversely, the movable base 4 drives the bar box 2 to move upwards, until the sensing block 66 with the pointer passes through the proximity switch 65A, the proximity switch 65A sends a signal to the central control system, the central control system controls the three-in-one speed reducer 81 to stop running, at the moment, the bar box 2 reaches the upper limit position of the bar box in the bin 1, the external gas supply system stops supplying the mixed gas of the argon gas and the helium gas and finishes exhausting the mixed gas of the argon gas and the helium gas in the bin 1 at the same time, the opening and.
During the whole feeding process, the position of the bar box 2 can be judged according to the position of the pointer on the pointer sensing block 66 on the stroke indication control device 6 on the scale 67, and meanwhile, the position of the bar box 2 can be observed through the observation hole I13 and the observation hole II14 on the chamber 1.
Claims (17)
1. The utility model provides a controllable metal bar feeding device of stroke, includes bin (1), bar case (2), headstock gear (3), removes base (4), guiding mechanism (5), stroke indication controlling means (6), bin bottom (7), drive arrangement (8), bracket (9), chain (10), characterized by: the top of the bin (1) is provided with an opening and closing device (3); a guide mechanism (5) is arranged on the bin (1) close to the inner wall in the vertical direction; a movable base (4) is arranged on the guide mechanism (5); the upper end surface of the movable base (4) is provided with a bar box (2); a stroke indication control device (6) is arranged on the outer side surface of the middle lower part of the bin (1); a driven chain wheel (61) is arranged at the lower end head of a transmission screw rod (63) of the stroke indication control device (6), and a bin bottom cover (7) is arranged on the lower end surface of the bin (1); a driving device (8) is arranged below the bin bottom cover (7); a driving chain wheel (83) is arranged on the screw shaft (85) of the driving device (8) corresponding to the position of the driven chain wheel (61); a chain (10) is arranged between the driving device (8) and the stroke indication control device (6); the chain (10) is connected with the driven chain wheel (61) and the driving chain wheel (83) in a matching way; the driving device (8) is connected with the movable base (4) through a screw shaft (85) of the driving device (8) and a nut (43) of the movable base (4) in a matching way; a shell (19) of the chamber (1) is respectively provided with a discharge hole (11), a vacuumizing hole (12), an observation hole I (13), an observation hole II (14), a gas filling hole (15) and a gas recovery hole (16); a bracket (9) is arranged at a discharge hole (11) at the middle part of the bin (1); the bracket (9) is positioned on the opposite side of the observation hole I (13); the bracket (9) is positioned at the adjacent side of the stroke indication control device (6).
2. A stroke-controllable metal bar feeding device according to claim 1, characterized in that: the bin (1) comprises a discharge hole (11), a vacuumizing hole (12), an observation hole I (13), an observation hole II (14), a gas filling hole (15), a gas recovery hole (16), a hanging plate (17), a locking buckle (18) and a shell (19); a discharge hole (11) is arranged in the middle of the shell (19); an observation hole I (13) is formed in the middle of the shell (19) opposite to the discharge hole (11); the middle upper part of the shell (19) is provided with a vacuumizing hole (12); the vacuumizing hole (12) is positioned on the adjacent side surface of the discharging hole (11) and is positioned on the left side of the discharging hole (11); an observation hole II (14) is arranged on the upper right part of the vacuumizing hole (12) on the shell (19); a gas filling hole (15) is arranged on the shell (19) at the left lower part of the vacuumizing hole (12); a gas recovery hole (16) is arranged on the top of the shell (19) at the opposite side of the vacuumizing hole (12); the inner side of the top of the shell (19) is provided with two hanging plates (17); the hanging plate (17) is vertical to the discharge hole (11); the top of the shell (19) is provided with a locking buckle (18).
3. A stroke-controllable metal bar feeding device according to claim 1, characterized in that: the bar box (2) comprises a box body (21), a front baffle plate (22), a rear baffle plate (23), lifting eye bolts (24) and pin holes (25); a front baffle (22) is arranged on the right side surface of the box body (21); a rear baffle plate (23) is arranged on the left side surface of the box body (21); the top of the box body (21) is provided with a lifting bolt (24); the bottom of the left side surface of the box body (21) is provided with a pin hole (25).
4. A stroke-controllable metal bar feeding device according to claim 1 or 3, characterized in that: the front baffle plate (22) and the rear baffle plate (23) are provided with a plurality of round holes with diameter phi.
5. A stroke-controllable metal bar feeding device according to claim 1 or 3, characterized in that: the box body (21) comprises a bottom plate (211), a supporting plate (212), rib plates I (213), material bearing plates (214), bosses (215), a cover plate (216), side plates (217), rib plates II (218), clamping groove strips (219), baffle plates (2110), rib plates III (2111) and positioning seats (2112); the box body (21) is formed by welding the bottom plate (211), the support plate (212), the rib plate I (213), the material bearing plate (214), the boss (215), the cover plate (216), the side plate (217), the rib plate II (218), the clamping groove strip (219), the baffle plate (2110), the rib plate III (2111) and the positioning seat (2112) according to the figure 12, the figure 13 and the figure 14.
6. A device for feeding metal bars with a controlled stroke as claimed in claim 1 or 5, characterised in that: the bottom plate (211), the material bearing plate (214), the cover plate (216) and the side plate (217) are all provided with a plurality of round holes with the diameter phi.
7. A device for feeding metal bars with a controlled stroke as claimed in claim 1 or 5, characterised in that: the boss (215) is provided with a threaded hole.
8. A device for feeding metal bars with a controlled stroke as claimed in claim 1 or 5, characterised in that: the included angle between the bottom plate (211) and the material bearing plate (214) is 7 degrees, and the included angle is welded on the side plate (217) at a distance L.
9. A device for feeding metal bars with a controlled stroke as claimed in claim 1 or 5, characterised in that: the two ends of the material bearing plate (214) are welded with baffles (2110).
10. A stroke-controllable metal bar feeding device according to claim 1 or 3, characterized in that: the top of the front baffle (22) is provided with a flange (221).
11. A stroke-controllable metal bar feeding device according to claim 1, characterized in that: the opening and closing device (3) comprises a cylinder seat (31), a pin shaft I (32), an opening and closing cylinder (33), a pin shaft II (34), a pin shaft III (35), a support I (36), a cover plate (37), a support II (38) and a locking cylinder (39); four supports II (38) are arranged at the two ends of the upper part of the cover plate (37); the support II (38) is provided with a locking cylinder (39); the locking cylinder (39) is matched with the support II (38); two supports I (36) are arranged on the left end face of the cover plate (37); a pin shaft III (35) is arranged between the support I (36) and the cover plate (37); two pin shafts II (34) are arranged on the left end face of the cover plate (37); the pin shaft II (34) is positioned between the two supports I (36); a cylinder seat (31) is arranged below the cover plate (37); a pin shaft I (32) is arranged on the cylinder seat (31); an opening and closing cylinder (33) is arranged between the cylinder seat (31) and the cover plate (37); the bottom of the opening and closing cylinder (33) is connected with a cylinder seat (31) through a pin shaft I (32); the top of the piston rod of the opening and closing cylinder (33) is connected with the cover plate (37) through a pin shaft II (34).
12. A stroke-controllable metal bar feeding device according to claim 1, characterized in that: the movable base (4) comprises a movable frame (41), a guide wheel (42), a nut (43) and a positioning shaft (44); the front ends of the two sides of the moving frame (41) are respectively provided with two guide wheels (42); two guide wheels (42) are respectively arranged below the rear ends of the two sides of the moving frame (41); the front end of the moving frame (41) is provided with two nuts (43); the upper part of the moving frame (41) is provided with two positioning shafts (44).
13. A stroke-controllable metal bar feeding device according to claim 1, characterized in that: the guide mechanism (5) comprises a guide rail (51), a connecting plate (52), a base plate (53) and a screw (54); the guide rail (51) comprises two parts, wherein a base plate (53) is arranged on the upper surface of one part; a connecting plate (52) is arranged at the bottom between the two guide rails (51); the guide rail (51) and the connecting plate (52) are fixedly connected through a screw (54).
14. A stroke-controllable metal bar feeding device according to claim 1, characterized in that: the stroke indication control device (6) comprises a driven chain wheel (61), a bearing seat (62), a transmission screw (63), a bracket (64), a proximity switch (65), a sensing block with a pointer (66) and a scale (67); a transmission screw (63) is arranged at the center of the bracket (64) in the length direction; the left end of the transmission screw rod (63) is provided with a bearing seat (62), and the right end is sequentially provided with the bearing seat (62) and a driven chain wheel (61); the bearing seats (62) at the left end and the right end of the transmission screw rod (63) are respectively positioned outside the two ends of the bracket (64); a sensing block (66) with a pointer is arranged at the middle part of the transmission screw rod (63); the sensing block (66) with the pointer is positioned in the bracket (64); proximity switches (65) are arranged on the upper surface and the side surface of the bracket (64); a scale (67) is arranged on the inner lower bottom surface of the bracket (64); the length of the scale (67) is adapted to the moving distance of the sensing block with pointer (66).
15. A stroke-controllable metal bar feeding device according to claim 1, characterized in that: the bin bottom cover (7) comprises a bottom plate (71) and a shaft sleeve (72); one end of the bottom plate (71) is provided with a shaft sleeve (72); the shaft sleeve (72) is matched and installed with a flange (84) of the driving device (8).
16. A stroke-controllable metal bar feeding device according to claim 1, characterized in that: the driving device (8) comprises a three-in-one speed reducer (81), a conical gear (82), a driving chain wheel (83), a flange (84), a screw shaft (85) and a bearing seat (86); the three-in-one speed reducer (81) is of a double-output shaft structure; a conical gear (82) is arranged on an output shaft of the three-in-one speed reducer (81); the screw shafts (85) are divided into two parts; the lower end of the screw shaft (85) is sequentially provided with a flange (84), a driving chain wheel (83) and a conical gear (82); the bevel gear (82) at the lower end of the screw shaft (85) is matched with the bevel gear (82) on the output shaft of the three-in-one speed reducer (81); and a bearing seat (86) is arranged at the upper end of the screw shaft (85).
17. A stroke-controllable metal bar feeding device according to claim 1, characterized in that: the included angle between the material bearing plate of the bracket (9) and the horizontal plane is 7 degrees.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911296662.7A CN110899715B (en) | 2019-12-16 | 2019-12-16 | Stroke-controllable metal bar feeding device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911296662.7A CN110899715B (en) | 2019-12-16 | 2019-12-16 | Stroke-controllable metal bar feeding device |
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| CN110899715A true CN110899715A (en) | 2020-03-24 |
| CN110899715B CN110899715B (en) | 2024-03-01 |
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| CN110899715B (en) | 2024-03-01 |
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