CN107336069B - Feeding device of sawing machine and feeding method thereof - Google Patents
Feeding device of sawing machine and feeding method thereof Download PDFInfo
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- CN107336069B CN107336069B CN201710693964.2A CN201710693964A CN107336069B CN 107336069 B CN107336069 B CN 107336069B CN 201710693964 A CN201710693964 A CN 201710693964A CN 107336069 B CN107336069 B CN 107336069B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q7/00—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q7/00—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
- B23Q7/005—Lifting devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q7/00—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
- B23Q7/06—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting by means of pushers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q7/00—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
- B23Q7/10—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting by means of magazines
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The invention discloses a feeding device of a sawing machine and a feeding method thereof, wherein the feeding device comprises a frame, a material rack, a material storage platform, a material ejection mechanism, a conveying platform, a limiting assembly and a material turning mechanism; the first pushing device and the second pushing device are longitudinally slidably arranged on the frame, the first pushing rod longitudinally pushes the pipe to a first limit position, the second pushing rod pushes the pipe at the first limit position to a second limit position, the upstream end of the pipe at the first limit position is conveniently matched with the second pushing rod, and the upstream end of the pipe at the second limit position is located at the downstream of the downstream end of the pipe on the stock platform. The feeding device can realize quick feeding of the pipe, and the feeding efficiency is greatly improved. The feeding device is used in the feeding method, so that the feeding efficiency can be greatly improved.
Description
Technical Field
The invention relates to a feeding device of a sawing machine, and also relates to a feeding method using the feeding device.
Background
Cutting of round metal tubes is a common procedure in many technical fields, and cutting of a single round tube is already mature, but the feeding of the current sawing machine has some technical problems: 1. the current material loading of saw cutting machine all is the mode material loading of clamp delivery, and after the tubular product was sent to on the delivery platform from the work or material rest, the material loading clamp was carried out clamping pipe earlier and then longitudinal movement, makes the tubular product enter into saw cutting head and saw cuts, and after a tubular product saw cuts the completion, the material loading clamp just resets and carries out the centre gripping of next tubular product, and this kind of material loading mode efficiency is very low, need wait that the tubular product saw cuts to accomplish and just can carry out the material loading of a tubular product. 2. At present, only one pipe can be fed in the feeding process, the feeding difficulty of double pipes is high, and two pipes fed from a material rack to a conveying platform cannot be ensured each time.
Disclosure of Invention
The technical problems to be solved by the invention are as follows: the feeding device of the sawing machine can realize quick feeding of the pipe, and the feeding efficiency is greatly improved.
Another technical problem to be solved by the invention is: the feeding method of the sawing machine is provided, and the feeding device is used for the feeding method, so that the quick feeding of the pipe is possible, the feeding time is saved, and the feeding efficiency is greatly improved
In order to solve the technical problems, the technical scheme of the invention is as follows: the feeding device of the sawing machine comprises a frame, wherein a material rack for stacking pipes is arranged on the frame, the bottom of the material rack is obliquely arranged, a material storage platform is arranged on the lower side, close to a stock bin, of the frame, a material jacking mechanism for jacking the pipes onto the material storage platform is arranged on the material rack, a conveying platform is arranged on one side of the material storage platform, and a limiting assembly for limiting the pipes onto the conveying platform is arranged on the conveying platform; the frame is provided with a turning mechanism for turning the pipe on the stock platform into the conveying platform; the automatic pipe stock machine is characterized in that a first pushing device and a second pushing device for pushing two pipe ends are longitudinally and slidably arranged on the frame, the first pushing device is located at the upstream of the second pushing device, the first pushing device comprises a first sliding block longitudinally and slidably arranged on the frame, a first pushing rod is arranged on the first sliding block, the first sliding block is driven by a first pushing power device, the second pushing device comprises a second sliding block slidably arranged on the frame, the second sliding block is driven by a second pushing power device, a vertical sliding block is vertically and slidably arranged on the second sliding block, a second pushing rod is arranged on the vertical sliding block, a avoidance power device for driving the vertical sliding block to vertically lift is arranged on the second sliding block, the first pushing rod longitudinally pushes the pipe to a first limit position, the second pushing rod pushes the pipe at the first limit position to a second limit position, the upstream end of the pipe in the first limit position is convenient to match with the second pushing rod, and the downstream end of the pipe in the second limit position is located at the upstream end of the second limit position is located on a platform.
As a preferred scheme, the spacing subassembly includes a row of fixed spacing wheel of vertical range and a row of movable spacing wheel of vertical range, and each movable spacing wheel horizontal sliding mounting is on conveying platform, movable spacing wheel is close to or keeps away from fixed spacing wheel by clamping power device drive, the constraint space of restraining two tubular product has been constituteed between movable spacing wheel and the fixed spacing wheel, movable spacing wheel and fixed spacing wheel all are provided with the restriction wheel face of slope, and the restriction wheel face of this movable spacing wheel and fixed spacing wheel produces decurrent component to the tubular product when restraining two tubular products, corresponding the stirring mechanism turns over two in the tubular product on the stock platform into on the conveying platform.
As a preferable scheme, the clamping power device comprises a clamping motor, a longitudinally extending clamping driving main shaft is rotatably arranged on the frame, each movable limiting wheel is rotatably arranged on a transverse sliding seat, the transverse sliding seat is horizontally and transversely slidably arranged on the frame, a transverse rack is arranged on the transverse sliding seat, a clamping driving gear matched with the transverse rack is arranged on the clamping driving main shaft, and the clamping motor is in transmission connection with the clamping driving main shaft.
As a preferable scheme, the material rack comprises a plurality of inclined bottom beams arranged on the frame, a fixed baffle rod is fixed at the high end of each bottom beam, a plurality of sliding baffle rods are transversely and slidably arranged on the frame, each sliding baffle rod is regulated by the same transverse regulating device, and the position of each sliding baffle rod is positioned at the low end of the bottom beam.
As a preferable scheme, the transverse adjusting device comprises a plurality of sets of screw nut mechanisms matched with the number of the sliding gear rods, a screw rod of each set of screw nut mechanism is rotatably arranged on the frame and transversely extends, a nut of each screw rod nut mechanism is fixed with the transverse gear rod, each screw rod is fixedly provided with a driven bevel gear, a longitudinally extending longitudinal adjusting main shaft is rotatably arranged on the frame, driving bevel gears meshed with the driven bevel gears in a one-to-one correspondence manner are fixed on the longitudinal adjusting main shaft, and a hand speed reducer is connected to the longitudinal adjusting main shaft.
As a preferred scheme, the material turning mechanism comprises a plurality of material turning swing arms, the middle parts of the material turning swing arms are arranged on a frame in a swinging way through transverse swinging shafts which extend transversely, the downward driving end of each material turning swing arm is hinged to a longitudinally extending power rod, inclined supporting blocks are arranged on the upward driven ends of the material turning swing arms, the lengths of the supporting blocks are matched with two side-by-side pipes, and a material turning cylinder for driving the power rods to move is hinged between the power rods and the frame.
As a preferred solution, each transverse slide is provided with a transverse strip hole extending transversely, and a limiting block is fixed in the transverse strip hole through bolts and extends out of the stock platform.
As a preferable scheme, the first pushing rod comprises a rod body, one end of the rod body is fixed on the first sliding block, and two pushing blocks corresponding to the pipes one by one are longitudinally and elastically arranged at the other end of the rod body.
After the technical scheme is adopted, the invention has the following effects: the feeding device is characterized in that the first pushing device and the second pushing device are mutually and alternately connected, the first pushing device longitudinally pushes the pipe to the first limit position, the second pushing rod is in place at the first pushing device and is avoided and reset, the second pushing rod pushes the pipe to the second limit position, the upstream end of the pipe in the first limit position is conveniently matched with the second pushing rod, the upstream end of the pipe in the second limit position is located at the downstream of the downstream end of the pipe in the storage platform, and therefore the material storage platform is convenient to turn over, time is saved by the feeding device, turning over and feeding can be performed in the process of pushing the pipe, and feeding efficiency is improved.
The limiting assembly comprises a row of fixed limiting wheels and a row of movable limiting wheels, wherein the fixed limiting wheels are longitudinally arranged, the movable limiting wheels are horizontally and transversely arranged on the conveying platform in a sliding mode, the movable limiting wheels are driven by the clamping power device to be close to or far away from the fixed limiting wheels, a constraint space for constraining two pipes is formed between the movable limiting wheels and the fixed limiting wheels, inclined limiting wheel faces are formed on the movable limiting wheels and the fixed limiting wheels, downward component force is generated on the pipes when the limiting wheel faces of the movable limiting wheels and the fixed limiting wheels constrain the two pipes on the material storage platform, the corresponding material turning mechanism turns two pipes on the material storage platform into the conveying platform, the fixed limiting wheels and the movable limiting wheels constrain the conveying of the two pipes, so that conveying of the two side by side pipes can be completed, pipe jumping is avoided, meanwhile, the movable limiting wheels can move away from the positions of the fixed limiting wheels, a larger avoiding space is formed, and accordingly material turning and blanking of the pipes are facilitated.
The material rack comprises a plurality of inclined bottom beams arranged on the rack, a fixed baffle rod is fixed at the high end of each bottom beam, a plurality of sliding baffle rods are transversely and slidably arranged on the rack, each sliding baffle rod is adjusted by the same transverse adjusting device, and the position of each sliding baffle rod is positioned at the lower end of the bottom beam, so that the sliding baffle rods can transversely adjust the moving positions, the material jacking mechanism is ensured to jack up only one row of pipes, and the material jacking action is ensured to be accurate.
And because the material turning mechanism comprises a plurality of material turning swing arms, the middle parts of the material turning swing arms are arranged on the frame in a swinging way through transverse swing shafts which extend transversely, the driving end of each material turning swing arm facing downwards is hinged to a longitudinally extending power rod, the driven end of each material turning swing arm facing upwards is provided with an inclined supporting block, the length of each supporting block is matched with two side by side pipes, a material turning cylinder for driving the power rod to move is hinged between the power rod and the frame, material turning can be realized through swinging of the material turning swing arms, and the supporting blocks can be obliquely arranged to accurately lift and roll two pipes onto the material storage platform.
And as each transverse sliding seat is provided with a transverse strip hole which transversely extends, a limiting block is fixed in each transverse strip hole through a bolt, and extends out of the material storage platform, the limiting block can be transversely adjusted, so that the positions of two tubes close to the fixed limiting wheel correspond to the positions of the material turning swing arms, and the material turning swing arms can accurately turn the two tubes once.
In order to solve the second technical problem, the technical scheme of the invention is as follows: the feeding method of the sawing machine comprises the following steps:
A. stacking a plurality of pipes into the material rack;
B. lifting a vertical steel pipe at the lowest end in the material rack to enable the pipe to slide onto the material storage platform;
C. turning the pipe on the material storage platform onto the conveying platform through a turning mechanism;
D. the first pushing power device drives the first pushing rod to longitudinally move, the end part of the first pushing rod pushes the upstream end part of the pipe to longitudinally move, and the avoidance power device drives the second pushing rod to ascend to be in an avoidance position; when the first ejector pin is moved to the most downstream position, the upstream end of the tubular exceeds the downstream end of the second ejector pin at the take-up position;
E. the first pushing rod moves reversely to be separated from the upstream end of the pipe, and the avoidance power device drives the second pushing rod to descend so that the second pushing rod corresponds to the upstream end of the pipe;
F. the second pushing device drives the second pushing rod to longitudinally move, the second pushing rod pushes the pipe to longitudinally move, and when the upstream end of the pipe exceeds the downstream end of the pipe on the storage platform, the material turning mechanism continues to turn the material to turn the second pipe on the storage platform into the conveying platform;
G. repeating the step D to push the second pipe, wherein in the process that the second pipe is pushed by the first pushing rod, the second pushing rod completes pushing and reversely returns to the receiving position after being driven to rise by the avoiding power device;
H. and repeating the step E, F, G to continuously finish pushing the pipe.
Preferably, in the step C, the turning mechanism turns two tubes once, before turning, the movable limiting wheel is far away from the fixed limiting wheel, after the tubes are turned between the movable limiting wheel and the fixed limiting wheel, the movable limiting wheel approaches the fixed limiting wheel to restrain the two tubes horizontally arranged side by side between the movable limiting wheel and the fixed limiting wheel, the movable limiting wheel and the fixed limiting wheel clamp the tubes side by side and generate a holding force containing downward component force, and the two tubes are synchronously pushed.
After the technical scheme is adopted, the invention has the following effects: according to the feeding method, the feeding time can be saved, the second pushing rod can be reset when the second pushing rod pushes materials, so that the length space can be avoided, the pipe in the material storage platform can be conveniently turned, the time is saved greatly, and the feeding efficiency is improved.
Drawings
The invention will be further described with reference to the drawings and examples.
FIG. 1 is a schematic perspective view of an embodiment of the present invention;
FIG. 2 is another perspective view of an embodiment of the present invention;
FIG. 3 is a top view of an embodiment of the present invention;
FIG. 4 is an end side view of an embodiment of the present invention;
FIG. 5 is a front view of an embodiment of the present invention;
FIG. 6 is an enlarged partial schematic view of FIG. 1;
FIG. 7 is an enlarged schematic view at A of FIG. 1;
FIG. 8 is an enlarged schematic view at B in FIG. 2;
FIG. 9 is an enlarged schematic view at C in FIG. 5;
in the accompanying drawings: 1. a frame; 2. a material rack; 21. a bottom beam; 22. fixing a baffle rod; 23. sliding a gear lever; 24. a transverse adjusting device adjusts; 241. a screw rod; 242. a nut; 243. a hand-operated speed reducer; 244. a driven bevel gear; 245. a drive bevel gear; 246. longitudinally adjusting the main shaft; 3. a material storage platform; 4. a conveying platform; 5. a limit component; 51. a movable limiting wheel; 52. fixing a limiting wheel; 53. a transverse slide; 54. a transverse rack; 55. clamping the motor; 56. clamping the driving main shaft; 57. clamping the driving gear; 58. a transverse bar hole; 59. a limiting block; 6. a material turning mechanism; 61. turning material swing arms; 62. a transverse pendulum shaft; 63. a power lever; 64. a support block; 65. a material turning cylinder; 7. a material ejection mechanism; 71. a material ejecting rod; 72. a vertical rack; 73. lifting the driving main shaft; 74. lifting the driving gear; 75. jacking a driving cylinder; 76. a driving rotation gear; 8. a first pushing device; 81. a first slider 81;82. a first pushing bar; 821. a rod body; 822. a pushing block; 83. the first pushing power device; 9. a second pushing device; 91. a second slider; 92. a vertical slider; 93. avoiding the power device; 94. a second pushing rod; 95. and the second pushing power device.
Detailed Description
The present invention will be described in further detail with reference to the following examples.
As shown in fig. 1 to 9, a feeding device of a sawing machine comprises a frame 1, wherein the frame 1 is a frame structure as a component mounting support of the whole feeding device.
As shown in fig. 4, a rack 2 for stacking pipes is disposed on the rack 1, the bottom of the rack 2 is obliquely disposed, the rack 2 includes a plurality of oblique bottom beams 21 mounted on the rack 1, a fixed stop lever 22 is fixed at the high end of each bottom beam 21, a plurality of sliding stop levers 23 are transversely slidably mounted on the rack 1, the fixed stop levers 22, the bottom beams 21 and the sliding stop levers 23 form a groove-shaped area, the pipes are stacked in the groove-shaped area, each sliding stop lever 23 is adjusted 24 by the same transverse adjusting device, and the position of each sliding stop lever 23 is located at the low end of the bottom beam 21.
The transverse adjusting device comprises a plurality of sets of screw rod 241 nut 242 mechanisms matched with the sliding baffle rods 23 in number, a screw rod 241 of each set of screw rod 241 nut 242 mechanism is rotatably arranged on the frame 1 and transversely extends, a nut 242 of each screw rod 241 nut 242 mechanism is fixed with the transverse baffle rods, the screw rods 241 rotate to enable the nuts 242 to transversely move, so that the position of the sliding baffle rods 23 can be adjusted, the sliding of the sliding baffle rods 23 can adjust the position of a row of pipes at the lowest end of the bottom beam 21, only one row of pipes are lifted up in each lifting up process, each screw rod 241 is fixedly provided with a driven bevel gear 244, a longitudinal adjusting main shaft 246 extending longitudinally is rotatably arranged on the frame 1, driving bevel gears 245 meshed with the driven bevel gears 244 in a one-to-one correspondence mode are fixedly arranged on the longitudinal adjusting main shafts 246, and hand speed reducers 243 are connected on the longitudinal adjusting main shafts 246.
As shown in fig. 1, 4 and 6, the lower side of the frame 1, which is close to the bin, is provided with a stock platform 3, and the stock platform 3 and the conveying platform 4 are both composed of support profiles which are discretely distributed due to the longer length of the pipe.
The material rack 2 is provided with a material ejection mechanism 7 for ejecting the pipe onto the material storage platform 3, the material ejection mechanism comprises a plurality of material ejection rods 71 which are vertically and slidably arranged on the rack 1, the material ejection rods 71 are longitudinally arranged, vertical racks 72 are fixed on the material ejection rods 71, the rack 1 is rotatably provided with an ejection driving main shaft 73, the ejection driving main shaft 73 longitudinally extends and is fixedly provided with a plurality of ejection driving gears 74, the ejection driving gears 74 are meshed with the vertical racks 72, the ejection driving main shaft 73 is also fixedly provided with a driving rotary gear 76, the rack 1 is fixedly provided with a horizontal ejection driving cylinder 75, the piston shaft of the ejection driving cylinder 75 is connected with a horizontal driving rack, the horizontal driving rack is meshed with the driving rotary gear 76, then when the ejection driving cylinder 75 drives the piston shaft to horizontally extend, the horizontal driving rack horizontally moves, so that the ejection driving main shaft 73 is driven to rotate, the ejection driving main shaft 71 is driven to lift, the top of the material ejection driving main shaft 71 is provided with a same inclined plane, and the pipe can roll onto the material storage platform 3.
A conveying platform 4 is arranged on one side of the stock platform 3, and a limiting assembly 5 for limiting the pipe to the conveying platform 4 is arranged on the conveying platform 4; the frame 1 is provided with a turning mechanism 6 for turning the pipe on the stock platform 3 into the conveying platform 4.
In this embodiment, the feeding device may realize feeding of two pipes, the limiting assembly 5 includes a row of fixed limiting wheels 52 arranged longitudinally and a row of movable limiting wheels 51 arranged longitudinally, each movable limiting wheel 51 is horizontally and horizontally slidably mounted on the conveying platform 4, the movable limiting wheels 51 are driven by the clamping power device to be close to or far away from the fixed limiting wheels 52, a constraint space for constraining two pipes is formed between the movable limiting wheels 51 and the fixed limiting wheels 52, both the movable limiting wheels 51 and the fixed limiting wheels 52 are provided with inclined limiting wheel surfaces, the limiting wheel surfaces are conical table surfaces, downward component force is generated on the pipes when the two pipes are constrained by the limiting wheel surfaces of the movable limiting wheels 51 and the fixed limiting wheels 52, and the corresponding turnover mechanism 6 turns two of the pipes on the material storage platform 3 onto the conveying platform 4.
The clamping power device comprises a clamping motor 55, a longitudinally extending clamping driving main shaft 56 is rotatably arranged on the frame 1, each movable limiting wheel 51 is rotatably arranged on a transverse sliding seat 53, the transverse sliding seat 53 is horizontally and transversely slidably arranged on the frame 1, a transverse rack 54 is arranged on the transverse sliding seat 53, a clamping driving gear 57 matched with the transverse rack 54 is arranged on the clamping driving main shaft 56, and the clamping motor 55 is in transmission connection with the clamping driving main shaft 56.
Each transverse slide 53 is provided with a transverse strip hole 58 extending transversely, a limiting block 59 is fixed in the transverse strip hole 58 through bolts, the limiting block 59 extends out of the stock platform 3, and the limiting block 59 moves synchronously with the transverse slide 53.
The material turning mechanism 6 comprises a plurality of material turning swing arms 61, the middle parts of the material turning swing arms 61 are arranged on the frame 1 in a swinging mode through transverse swing shafts 62 which extend transversely, the material turning swing arms 61 are located below the material storage platform 3, a downward driving end of each material turning swing arm 61 is hinged to a longitudinally extending power rod 63, an upward driven end of each material turning swing arm 61 is provided with an inclined supporting block 64, the length of each supporting block 64 is matched with two side-by-side pipes, and a material turning cylinder 65 for driving the power rods 63 to move is hinged between each power rod 63 and the frame 1. When two single turnings are not required, the length of the support block 64 may be relatively short.
As shown in fig. 1 and 6, a first pushing device 8 and a second pushing device 9 for pushing two pipe ends are longitudinally and slidably installed on the frame 1, the first pushing device 8 is located at the upstream of the second pushing device 9, the first pushing device 8 comprises a first sliding block 81 longitudinally and slidably installed on the frame 1, a first pushing rod 82 is arranged on the first sliding block 81, the first sliding block 81 is driven by a first pushing power device 83, the second pushing device 9 comprises a second sliding block 91 slidably installed on the frame 1, the second sliding block 91 is driven by a second pushing power device 95, a vertical sliding block 92 is vertically and slidably installed on the second sliding block 91, a second pushing rod 94 is installed on the vertical sliding block 92, a avoidance power device 93 for driving the vertical sliding block 92 to vertically lift is installed on the second sliding block 91, and the avoidance power device 93 is driven by a vertical cylinder. The first pushing rod 82 pushes the pipe longitudinally to a first limit position, the second pushing rod 94 pushes the pipe at the first limit position to a second limit position, the upstream end of the pipe at the first limit position is conveniently matched with the second pushing rod 94, and the upstream end of the pipe at the second limit position is located downstream of the downstream end of the pipe on the stock platform 3. The first pushing power device 83 and the second pushing power device 95 are motors, and drive the first sliding block 81 and the second sliding block 91 to slide respectively through synchronous belts.
In this embodiment, the first pushing rod 82 includes a rod body 821, one end of the rod body 821 is fixed on the first sliding block 81, and two pushing blocks 822 corresponding to the pipes one by one are longitudinally and elastically installed at the other end of the rod body 821. The structure of the second pushing rod 94 is substantially the same as that of the first pushing rod 82, except that the length is different, and the first pushing rod 82 needs to ensure that the position of the downstream end enters the pushing range of the second pushing rod 94 to ensure the connection of pushing materials of the pipe.
The feeding method of the sawing machine comprises the following steps:
A. stacking a plurality of pipes into the material rack 2;
B. lifting a vertical steel pipe at the lowest end in the material frame 2 to enable the pipe to slide onto the material storage platform 3;
C. the pipe on the stock platform 3 is turned over to the conveying platform 4 through the turning-over mechanism 6;
D. the first pushing power device 83 drives the first pushing rod 82 to longitudinally move, the end part of the first pushing rod 82 pushes the upstream end part of the pipe to longitudinally move, and the avoidance power device 93 drives the second pushing rod 94 to ascend to be in an avoidance position; when the first ejector pin 82 is moved to the most downstream position, the upstream end of the tubular exceeds the downstream end of the second ejector pin 94 at the take-up position; the receiving position is the most upstream position of the movement of the second ejector pin 94;
E. the first pushing rod 82 moves reversely to be separated from the upstream end of the pipe, and the avoidance power device 93 drives the second pushing rod 94 to descend so that the second pushing rod 94 corresponds to the upstream end of the pipe;
F. the second pushing device 9 drives the second pushing rod 94 to longitudinally move, the second pushing rod 94 pushes the pipe to longitudinally move, and when the second pushing rod 94 exceeds the upstream end of the pipe beyond the downstream end of the pipe on the storage platform 3, the material turning mechanism 6 continues to turn the second pipe on the storage platform 3 into the conveying platform 4;
G. repeating the step D to push the second pipe, wherein in the process that the second pipe is pushed by the first pushing rod 82, the second pushing rod 94 completes pushing and is reversely returned to the receiving position after being driven to rise by the avoiding power device 93;
H. and repeating the step E, F, G to continuously finish pushing the pipe.
In the step C, the turning mechanism 6 turns two tubes at a time, before turning, the movable limiting wheel 51 is far away from the fixed limiting wheel 52, after the tubes are turned between the movable limiting wheel 51 and the fixed limiting wheel 52, the movable limiting wheel 51 approaches the fixed limiting wheel 52 to restrain two tubes which are horizontally arranged side by side between the movable limiting wheel 51 and the fixed limiting wheel 52, the movable limiting wheel 51 and the fixed limiting wheel 52 clamp the tubes which are arranged side by side and generate a clamping force containing downward component force, and the two tubes are synchronously pushed.
The actuating device such as the air cylinder, the motor, etc., the gear rack mechanism and the screw 241 nut 242 mechanism mentioned in the embodiment are all conventional technologies at present, the specific structure and principle of the air cylinder, the motor and other transmission mechanisms and other designs are disclosed in detail in the mechanical design manual fifth edition printed twenty-eighth edition of Beijing fifth edition of 4 months in 2008, the structure is clear, the vacuum element, the gas circuit and the program control are disclosed in detail in the SMC training teaching material of 3 rd edition of the modern practical pneumatic technology published by the mechanical industry publishing company in 2008, the gas circuit structure in the embodiment is also the prior art, the control and the travel switch of the motor are also described in detail in the motor drive and speed regulation book published by the chemical industry publishing company in 2015, and therefore, the circuit and the gas circuit connection are clear.
The above examples are merely illustrative of the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and adaptations of the technical solution of the present invention should and are intended to fall within the scope of the present invention as defined in the claims.
Claims (10)
1. The feeding device of the sawing machine comprises a frame, wherein a material rack for stacking pipes is arranged on the frame, the bottom of the material rack is obliquely arranged, a material storage platform is arranged on the lower side, close to a stock bin, of the frame, a material jacking mechanism for jacking the pipes onto the material storage platform is arranged on the material rack, a conveying platform is arranged on one side of the material storage platform, and a limiting assembly for limiting the pipes onto the conveying platform is arranged on the conveying platform; the frame is provided with a turning mechanism for turning the pipe on the stock platform into the conveying platform; the method is characterized in that: the automatic pipe stock machine is characterized in that a first pushing device and a second pushing device for pushing two pipe ends are longitudinally and slidably arranged on the frame, the first pushing device is located at the upstream of the second pushing device, the first pushing device comprises a first sliding block longitudinally and slidably arranged on the frame, a first pushing rod is arranged on the first sliding block, the first sliding block is driven by a first pushing power device, the second pushing device comprises a second sliding block slidably arranged on the frame, the second sliding block is driven by a second pushing power device, a vertical sliding block is vertically and slidably arranged on the second sliding block, a second pushing rod is arranged on the vertical sliding block, a avoidance power device for driving the vertical sliding block to vertically lift is arranged on the second sliding block, the first pushing rod longitudinally pushes the pipe to a first limit position, the second pushing rod pushes the pipe at the first limit position to a second limit position, the upstream end of the pipe in the first limit position is convenient to match with the second pushing rod, and the downstream end of the pipe in the second limit position is located at the upstream end of the second limit position is located on a platform.
2. A loading attachment of a sawing machine as claimed in claim 1, characterized in that: the limiting assembly comprises a row of fixed limiting wheels which are longitudinally arranged and a row of movable limiting wheels which are longitudinally arranged, each movable limiting wheel is horizontally and transversely slidably arranged on the conveying platform, the movable limiting wheels are driven by the clamping power device to be close to or far away from the fixed limiting wheels, a constraint space for constraining two pipes is formed between the movable limiting wheels and the fixed limiting wheels, inclined limiting wheel faces are arranged on the movable limiting wheels and the fixed limiting wheels, downward component force is generated on the pipes when the limiting wheel faces of the movable limiting wheels and the fixed limiting wheels constrain the two pipes, and the corresponding turnover mechanism turns two of the pipes on the storage platform into the conveying platform.
3. A loading attachment of a sawing machine as claimed in claim 2, characterized in that: the clamping power device comprises a clamping motor, a longitudinally extending clamping driving main shaft is rotatably arranged on the frame, each movable limiting wheel is rotatably arranged on a transverse sliding seat, the transverse sliding seats are horizontally and transversely slidably arranged on the frame, transverse racks are arranged on the transverse sliding seats, clamping driving gears matched with the transverse racks are arranged on the clamping driving main shaft, and the clamping motor is in transmission connection with the clamping driving main shaft.
4. A loading attachment of a sawing machine as claimed in claim 1, characterized in that: the material rack comprises a plurality of inclined bottom beams arranged on the frame, a fixed baffle rod is fixed at the high end of each bottom beam, a plurality of sliding baffle rods are transversely and slidably arranged on the frame, each sliding baffle rod is adjusted by the same transverse adjusting device, and the position of each sliding baffle rod is positioned at the low end of each bottom beam.
5. The sawing machine feeding device as set forth in claim 4, wherein: the transverse adjusting device comprises a plurality of sets of screw nut mechanisms matched with the number of the sliding gear rods, screw rods of each set of screw nut mechanism are rotatably arranged on a frame and transversely extend, nuts of the screw nut mechanisms are fixed with the transverse gear rods, driven bevel gears are fixed on each screw rod, a longitudinal adjusting main shaft which longitudinally extends is rotatably arranged on the frame, driving bevel gears meshed with the driven bevel gears in a one-to-one correspondence mode are fixed on the longitudinal adjusting main shaft, and a hand speed reducer is connected to the longitudinal adjusting main shaft.
6. The sawing machine feeding device as set forth in claim 5, wherein: the material turning mechanism comprises a plurality of material turning swing arms, the middle parts of the material turning swing arms are arranged on a frame in a swinging mode through transverse swing shafts which extend transversely, the downward driving end of each material turning swing arm is hinged to a longitudinally extending power rod, inclined supporting blocks are arranged on the upward driven ends of the material turning swing arms, the lengths of the supporting blocks are matched with two side-by-side pipes, and a material turning cylinder for driving the power rods to move is hinged between the power rods and the frame.
7. A loading attachment of a sawing machine as claimed in claim 3, characterized in that: each transverse sliding seat is provided with a transverse strip hole extending transversely, a limiting block is fixed in each transverse strip hole through a bolt, and the limiting block extends out of the material storage platform.
8. A loading attachment of a sawing machine as claimed in claim 1, characterized in that: the first pushing rod comprises a rod body, one end of the rod body is fixed on the first sliding block, and two pushing blocks corresponding to the pipes one by one are longitudinally and elastically arranged at the other end of the rod body.
9. A method of loading using a loading apparatus of a sawing machine according to claim 1 comprising the steps of:
A. stacking a plurality of pipes into the material rack;
B. lifting a vertical steel pipe at the lowest end in the material rack to enable the pipe to slide onto the material storage platform;
C. turning the pipe on the material storage platform onto the conveying platform through a turning mechanism;
D. the first pushing power device drives the first pushing rod to longitudinally move, the end part of the first pushing rod pushes the upstream end part of the pipe to longitudinally move, and the avoidance power device drives the second pushing rod to ascend to be in an avoidance position; when the first pushing rod moves to the most downstream position, the upstream end of the pipe exceeds the downstream end of the second pushing rod at the receiving position, and the receiving position is the most upstream position of the second pushing rod;
E. the first pushing rod moves reversely to be separated from the upstream end of the pipe, and the avoidance power device drives the second pushing rod to descend so that the second pushing rod corresponds to the upstream end of the pipe;
F. the second pushing device drives the second pushing rod to longitudinally move, the second pushing rod pushes the pipe to longitudinally move, and when the upstream end of the pipe exceeds the downstream end of the pipe on the storage platform, the material turning mechanism continues to turn the material to turn the second pipe on the storage platform into the conveying platform;
G. repeating the step D to push the second pipe, wherein in the process that the second pipe is pushed by the first pushing rod, the second pushing rod completes pushing and reversely returns to the receiving position after being driven to rise by the avoiding power device;
H. and repeating the step E, F, G to continuously finish pushing the pipe.
10. A method of loading a saw machine as claimed in claim 9, wherein: in the step C, the turning mechanism turns two pipes at one time, the movable limiting wheel is far away from the fixed limiting wheel before turning, after the pipes are turned between the movable limiting wheel and the fixed limiting wheel, the movable limiting wheel is close to the fixed limiting wheel to enable the two pipes which are horizontally arranged side by side to be restrained between the movable limiting wheel and the fixed limiting wheel, the movable limiting wheel and the fixed limiting wheel clamp the pipes which are arranged side by side and generate a holding force containing downward component force, and the two pipes are synchronously pushed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201710693964.2A CN107336069B (en) | 2017-08-14 | 2017-08-14 | Feeding device of sawing machine and feeding method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710693964.2A CN107336069B (en) | 2017-08-14 | 2017-08-14 | Feeding device of sawing machine and feeding method thereof |
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| CN107336069A CN107336069A (en) | 2017-11-10 |
| CN107336069B true CN107336069B (en) | 2023-06-23 |
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