CN116281102A - Automatic feeding device and method for double-station anchor chain bar - Google Patents
Automatic feeding device and method for double-station anchor chain bar Download PDFInfo
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- CN116281102A CN116281102A CN202310127803.2A CN202310127803A CN116281102A CN 116281102 A CN116281102 A CN 116281102A CN 202310127803 A CN202310127803 A CN 202310127803A CN 116281102 A CN116281102 A CN 116281102A
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- 238000000034 method Methods 0.000 title claims abstract description 11
- 230000007246 mechanism Effects 0.000 claims abstract description 140
- 239000000463 material Substances 0.000 claims abstract description 90
- 238000003860 storage Methods 0.000 claims abstract description 69
- 230000005540 biological transmission Effects 0.000 claims abstract description 22
- 238000001514 detection method Methods 0.000 claims description 6
- 230000009191 jumping Effects 0.000 claims description 6
- 238000005096 rolling process Methods 0.000 claims description 6
- 239000013589 supplement Substances 0.000 claims description 5
- 230000008859 change Effects 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 4
- 239000002356 single layer Substances 0.000 claims description 4
- 125000004122 cyclic group Chemical group 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 238000007599 discharging Methods 0.000 claims 2
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000009977 dual effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000001502 supplementing effect Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000003031 feeding effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/74—Feeding, transfer, or discharging devices of particular kinds or types
- B65G47/82—Rotary or reciprocating members for direct action on articles or materials, e.g. pushers, rakes, shovels
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G59/00—De-stacking of articles
- B65G59/02—De-stacking from the top of the stack
- B65G59/026—De-stacking from the top of the stack with a stepwise upward movement of the stack
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2201/00—Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
- B65G2201/02—Articles
- B65G2201/0214—Articles of special size, shape or weigh
- B65G2201/0217—Elongated
Abstract
The invention relates to the field of ship accessory manufacturing, in particular to an automatic feeding device and an automatic feeding method for double-station anchor chain bars; the device comprises a translation mechanism, a material storage rack arranged on the translation mechanism and a lifting mechanism fixedly arranged on the translation mechanism and positioned right below the material storage rack; when the material is ejected, the lifting end of the lifting mechanism penetrates through the bottom of the material storage rack to jack up the bar inside the material storage rack; the material guide device is vertically arranged at one side of the translation mechanism; the material guiding device comprises a supporting frame, and a limiting mechanism and a material ejection mechanism which are arranged on the supporting frame and are in linkage fit; the limiting mechanism is arranged at one side close to the material storage rack and used for guiding and receiving the bars one by one; the ejection mechanism is horizontally arranged at the tail end of the limiting mechanism and used for ejecting the bars one by one; the bar stock conveying device not only can automatically convey and guide bar stocks, but also can efficiently guide the bar stocks one by one; stable transmission and high export efficiency.
Description
Technical Field
The invention relates to the field of ship accessory manufacturing, in particular to an automatic feeding device and an automatic feeding method for double-station anchor chain bars.
Background
The anchor chain is an indispensable safety guarantee component of a marine navigation and marine industrial oil platform fixing device, and the annual requirement of the whole international market on the anchor chain is about twenty-seventeen to twenty-nineteen tons due to the requirements of newly built ships and platforms and the update of old ships and old platforms on the chain according to the safety requirement;
at present, bar stock feeding is realized by adopting a material ejection mechanism, as disclosed in a patent CN 201821170430.8-bar stock feeding machine, a bar stock feeding device is realized by utilizing a vertical lifting cylinder to drive a lifting plate which is arranged between a material conveying groove and a material bin and is in a step shape, but the scheme needs to frequently supplement bar stock and is applicable to single bar stock specification; patent CN 201821364116.3-a bar feeding machine discloses a feeding device based on a cylinder chain, and the opening and closing of a cylinder is utilized to drive the chain and thus the feeding plate to realize feeding, but the scheme cannot realize independent bar material distribution; patent CN201922001926.3 a duplex position loading attachment for rod round steel discloses a duplex position loading attachment, utilizes the pneumatic cylinder to drive the stirring arm and holds up the bar, but this scheme divides the material structure to need constantly reciprocal going on for the bar divides the material discontinuous, is not applicable to the operating mode environment of quick production.
Disclosure of Invention
To above-mentioned problem, provide a duplex anchor chain bar automatic feeding device, through providing a novel automatic feeding device to solve the discontinuous and discontinuous bar branch material of current equipment feed and be unsuitable for the technical problem that rapid production environment used.
In order to solve the problems in the prior art, the invention adopts the following technical scheme:
the double-station anchor chain bar automatic feeding device comprises a translation mechanism, a material storage rack arranged on the translation mechanism and a lifting mechanism fixedly arranged on the translation mechanism and positioned right below the material storage rack; when the material is ejected, the lifting end of the lifting mechanism penetrates through the bottom of the material storage rack to jack up the bar inside the material storage rack; the material guide device is vertically arranged at one side of the translation mechanism; the material guiding device comprises a supporting frame, and a limiting mechanism and a material ejection mechanism which are arranged on the supporting frame and are in linkage fit; the limiting mechanism is arranged at one side close to the material storage rack and used for guiding and receiving the bars one by one; the ejection mechanism is horizontally arranged at the tail end of the limiting mechanism and used for ejecting the bars one by one.
Preferably, the support frame is also vertically provided with a stripper plate, and the top of the stripper plate is flush with the top of the storage frame and is obliquely arranged; the limiting mechanism is horizontally arranged at the top of the supporting frame through the first mounting frame, the limiting end of the limiting mechanism extends obliquely towards the direction of the storage frame, the limiting end of the limiting mechanism is arranged in parallel with the stripper plate, a gap for a bar to pass through is reserved between the limiting end of the limiting mechanism and the stripper plate, and the gap can be dynamically adjusted according to the diameter of the bar; the ejection mechanism is arranged below the stripper plate in parallel along the long-side direction of the lower end of the stripper plate.
Preferably, the limiting mechanism comprises a horizontal plate and guide plates oppositely arranged at two ends of the guide plates, and an included angle between the guide plates and the horizontal plate is an obtuse angle; the horizontal plate is driven and adjusted through an inclination angle adjusting module fixedly arranged on the first installation frame; the back side of the horizontal plate is also provided with a first hinging seat and a second hinging seat relatively.
Preferably, the inclination angle adjusting module comprises a first connecting rod and a first connecting rod which are arranged in an L shape, wherein the tail end of the first connecting rod is fixedly connected with the first mounting frame, the front end of the first connecting rod is arranged towards the direction of the horizontal plate, the front end and the middle section of the first connecting rod are respectively hinged with a second connecting rod and a third connecting rod, and the other ends of the second connecting rod and the third connecting rod are respectively hinged with the first hinging seat and the second hinging seat; the first electric push rod is hinged on the first mounting frame through a third hinge seat and is positioned on one side of the first connecting rod, and an output shaft of the first electric push rod is hinged with the middle part of the third connecting rod.
Preferably, the ejection mechanism comprises a first bearing seat and a second bearing seat; the first bearing seat and one side of the second bearing seat are also coaxially provided with first chain wheels respectively, and the chain transmission sleeve is arranged between the two groups of first chain wheels; the servo motor is fixedly arranged in the middle of the chain through the mounting seat and is in transmission connection with the chain through a second sprocket; top material blocks are further arranged on the chain at intervals.
Preferably, the material guiding device further comprises a first proximity switch and a second proximity switch; the first proximity switch is vertically arranged under the stripper plate, and the detection end of the first proximity switch passes through the guide plate and is arranged towards the surface of the guide plate; the second proximity switch is vertically arranged on one side of the top of the support frame, and the detection end of the second proximity switch penetrates through the support to face the gap between the horizontal plate and the guide plate.
Preferably, the lifting mechanism comprises a scissor type lifting platform and a fixing frame horizontally arranged at the top of the scissor type lifting platform, one end of the movable frame is hinged with one end of the fixing frame, and the other end of the movable frame is overlapped with the other end of the fixing frame; the fixed frame and the movable frame form a tripod; an extension block is radially arranged in the middle of one end of the movable frame, which is overlapped with the fixed frame; the hand-operated lifting mechanism is arranged right below the extension block and is in abutting connection with the extension block; the hand-operated lifting mechanism is used for jacking the movable frame so as to change the inclination angle of the movable frame.
Preferably, the hand-operated lifting mechanism comprises a third bearing seat, wherein two groups of third bearing seats are arranged, and the two groups of third bearing seats are oppositely arranged right below the extension block; the transmission shaft is rotatably arranged between the two groups of third bearing seats; the transmission shaft is also fixedly provided with a cam; the driving end of the transmission shaft is in transmission connection with the worm gear box through a coupler; the driving end of the worm gear box is also sleeved with a crank.
Preferably, the translation mechanism comprises two sliding rails which are arranged on the base in parallel; the sliding table is horizontally arranged on the sliding rail in a sliding way through a sliding block fixedly arranged at the bottom; two openings for accommodating the storage rack are also formed in the sliding table; the second electric putter passes through the articulated seat of fourth and articulates to set up in base one end, and second electric putter output shaft is articulated with slip table tip and is connected.
An automatic feeding method for double-station anchor chain bars comprises the following steps:
s1: starting a power supply, and adjusting the lifting angle of the lifting mechanism and the limiting distance of the limiting mechanism: firstly, adjusting the inclination angle of the movable frame by rotating a crank of the hand-operated lifting mechanism, and adjusting the inclination angle of the movable frame in the lifting mechanism according to the diameter of a bar, wherein the recommended adjustment angle is more than 3 degrees and less than 15 degrees; secondly, driving a first electric push rod in a limiting mechanism according to the radius R of the bar stock, and adjusting the distance between the horizontal plate and the stripper plate to be L, wherein L is more than 2R and less than 2.5R; finally, the rolling process of the bar stock always keeps single-layer downward rolling;
s2: pressing a start button;
s3: the laser sensor detects whether shielding exists; when 0, indicating that the storage rack is free of bars, starting from S12; when the bar stock is 1, the bar stock is displayed on the storage rack, and the bar stock is executed simultaneously from S4S 9;
s4: the lifting mechanism receives the signal and starts to slowly rise;
s5: the first proximity switch detects whether shielding exists or not; when the first proximity switch is 1, indicating that the existing bar stock reaches a set position, starting execution from S6; when the second proximity switch is 0, indicating that no bar reaches a set position, starting to circularly execute from S4 until the first proximity switch is 1, and jumping out of the circulation;
s6: the lifting device receives a stop signal and pauses lifting;
s7: the second proximity switch detects whether shielding exists; when the second proximity switch is 1, the existing bar is in the working position, a stop signal is generated, and a top material positioning signal is generated, and then the operation is started from S8; when the second proximity switch is 0, indicating that no bar material reaches the working position, starting execution from S4;
s8: starting the ejection device, ejecting one bar, and starting to circularly execute from S7;
s9: the system judges that the lifting device is at the highest position H, and when the lifting device is at the highest position H, S10 is executed; otherwise, starting the cyclic execution from S9 until the lifting device reaches the H jumping-out cycle;
s10: the first proximity switch detects whether a bar enters a stripper plate of the ejection device; when the first proximity switch is 0, indicating that no bar enters, wherein the storage rack is empty, and starting execution from S11; when the first proximity switch is 1, indicating that the bar stock is still not treated, executing S10 circularly until the first proximity switch is 0, and jumping out of the circulation;
s11: the lifting mechanism receives the signal and falls to the lowest position L;
s12: the system judges that the second electric push rod in translation is in a 0 state, namely a shortened state; or the 1 state, i.e., the extended state; when the feeding device cylinder is 0, executing S13; when the feeding device cylinder is 1, executing S14;
s13: indicating that the No. 1 material storage rack is empty, sending an empty signal of the material storage rack, alarming to remind the manual material supplementing, at the moment, placing a second electric push rod of the translation mechanism 1, conveying the No. 2 material storage rack to a working position, and executing S15;
s14: indicating that the No. 2 material storage rack is empty, sending an empty signal of the material storage rack, alarming to remind the manual material supplementing, at the moment, setting a second electric push rod of the translation mechanism to 0, conveying the No. 1 material storage rack to a working position, and executing S15;
s15: the laser sensor detects whether shielding exists; when 0, indicating that the storage rack is free of bars, starting from S16; when the bar stock is 1, the bar stock is displayed on the storage rack, and the bar stock is executed from S4 and S9 simultaneously;
s16, the system judges whether the alarm state is in at the moment; if the alarm state is in at the moment, executing S17; if the state is in the non-alarm state at the moment, executing S12;
s17, the system is closed.
Compared with the prior art, the invention has the beneficial effects that:
the invention can feed bars with different diameters and different lengths, and solves the problem of single feeding of the traditional feeding machine set; meanwhile, by matching the lifting mechanism and the limiting mechanism, the bar stock can be adjusted according to bar stocks with different sizes and diameters, so that the bar stock can be stably and orderly lowered without clamping materials; the material separation process is compact and continuous, and is suitable for rapid production.
Drawings
FIG. 1 is a perspective view of a dual station chain bar automatic loading device;
FIG. 2 is a side view of a dual station chain bar automatic feeding device;
FIG. 3 is an enlarged schematic view of a portion of FIG. 2 at A;
FIG. 4 is a perspective view of a lifting mechanism in a dual-station anchor chain bar automatic feeding device;
FIG. 5 is a perspective view of a hand crank lifting mechanism in a double-station anchor chain bar automatic feeding device;
FIG. 6 is a perspective view of a guide in a double-station anchor chain bar automatic feeding device;
FIG. 7 is a perspective view of a guide device in a double-station anchor chain bar automatic feeding device;
FIG. 8 is a perspective view of a translation mechanism in a dual-station anchor chain bar automatic feeding device;
fig. 9 is a perspective view of a liftout mechanism in a double station anchor chain bar automatic feeding device.
The reference numerals in the figures are:
1-a storage rack;
2-a translation mechanism; 21-a slide rail; 22-sliding table; 23-sliding blocks; 24-a second electric push rod; 25-fourth hinging seat;
3-a lifting mechanism; 31-a scissor lift platform; 32-fixing frames; 33-a movable frame; 34-extension blocks; 35-a hand-operated lifting mechanism; 351-worm gear box; 352-crank; 353-a coupling; 354-cam; 356-drive shaft; 357—a third bearing block;
4-a material guiding device; 41-supporting frames; 411-stripper plate; 412-a first mount; 42-a limiting mechanism; 421-horizontal plates; 422-guide plate; 423-a first hinge seat; 424-a second hinge mount; 425-tilt adjustment module; 4251-a first link; 4252-a second link; 4253-a third link; 4254-a third articulation seat; 4255-a first electric putter; 43-a material ejection mechanism; 431-a first bearing seat; 432—a second bearing block; 433-a first sprocket; 434-a second sprocket; 435-a chain; 436-a servo motor; 437-roof block; 44-a first proximity switch; 45-a second proximity switch; 46-laser sensor.
Detailed Description
The invention will be further described in detail with reference to the drawings and the detailed description below, in order to further understand the features and technical means of the invention and the specific objects and functions achieved.
See fig. 1 to 9:
the double-station anchor chain bar automatic feeding device comprises a translation mechanism 2, a material storage frame 1 arranged on the translation mechanism 2 and a lifting mechanism 3 fixedly arranged on the translation mechanism 2 and positioned right below the material storage frame 1; when in ejection, the lifting end of the lifting mechanism 3 passes through the bottom of the storage rack 1 to lift the bar stock inside the storage rack; the material guiding device 4 is vertically arranged at one side of the translation mechanism 2; the material guiding device 4 comprises a supporting frame 41, and a limit mechanism 42 and a material ejection mechanism 43 which are arranged on the supporting frame 41 and are in linkage fit; the limiting mechanism 42 is arranged at one side close to the material storage rack 1 and used for guiding and taking the bars one by one; the ejection mechanism 43 is horizontally arranged at the tail end of the limiting mechanism 42 and is used for ejecting the bars one by one.
In the working state, the material storage rack 1 is horizontally driven to move through the translation mechanism 2, so that the effect of being far away from or close to the feeding device is achieved; the material storage rack 1 is provided with at least two material guiding devices 4 for continuously and alternately feeding materials; when feeding is needed, the translation mechanism 2 is driven to work, and the material storage rack 1 carrying the bar stock is moved to a feeding station, namely, right above the lifting mechanism 3 through the translation mechanism 2; the surface of the storage rack 1 is provided with openings smaller than the total length of bars; at this time, an external power supply is connected to drive the lifting mechanism 3 to work to jack up the bar through the opening, so that the material automatically rolls down towards the limit mechanism 42 under the action of gravity until falling into the limit mechanism 42, the bar is guided by the limit mechanism 42 and then is conducted onto the jacking mechanisms 43 one by one, and finally the bar is ejected through the jacking mechanisms 43, thereby completing the automatic feeding work of the bar.
See fig. 6:
a stripper plate 411 is also vertically arranged on the support frame 41, and the top of the stripper plate 411 is flush with the top of the storage rack 1 and is obliquely arranged; the limiting mechanism 42 is horizontally arranged at the top of the supporting frame 41 through the first mounting frame 412, the limiting end of the limiting mechanism 42 extends obliquely towards the direction of the storage frame 1, the limiting end of the limiting mechanism 42 is arranged in parallel with the stripper plate 411, a gap for a bar to pass through is reserved between the limiting end of the limiting mechanism 42 and the stripper plate 411, and the gap can be dynamically adjusted according to the diameter of the bar; the ejection mechanism 43 is disposed below the stripper plate 411 in parallel along the long side direction of the lower end of the stripper plate 411.
In the working state, the bar jacked up by the lifting mechanism 3 rolls down to the limiting plate under the action of gravity and falls to the jacking end of the jacking mechanism 43 under the guidance of the limiting plate until the last jacking mechanism 43 works to jack up the bar; the spacing mechanism 42 fixedly arranged at the top of the supporting frame 41 is used for dynamically adjusting the spacing between the spacing end of the spacing mechanism 42 and the stripper plate 411, so that the bars jacked up by the lifting mechanism 3 are uniformly and horizontally distributed and move towards the jacking mechanism 43 one by one, and the spacing between the spacing end of the spacing mechanism 42 and the stripper plate 411 is larger than the diameter of one bar and smaller than the diameter of two bars.
See fig. 7:
the limiting mechanism 42 comprises a horizontal plate 421 and guide plates 422 oppositely arranged at two ends of the guide plates 422, and an included angle between the guide plates 422 and the horizontal plate 421 is an obtuse angle; the horizontal plate 421 is driven and adjusted by an inclination adjusting module 425 fixedly installed on the first installation frame 412; the back side of the horizontal plate 421 is also provided with a first hinge seat 423 and a second hinge seat 424.
In the working state, when bar stock is required to be guided and conveyed, a worker only needs to drive the inclination angle adjusting module 425 to work so as to drive the horizontal plate 421 to act, so that the horizontal plate 421 slowly approaches to the direction of the stripper plate 411, and the gap between the horizontal plate 421 and the stripper plate 411 is adjusted to be suitable for the current bar stock conveying distance; the guide plates 422 respectively and fixedly arranged at the two ends of the horizontal plate 421 are respectively used for guiding the bar stock towards the lower part of the horizontal plate 421 and guiding the bar stock guided by the horizontal plate 421.
See fig. 3, 6 and 7:
the inclination angle adjusting module 425 comprises a first connecting rod 4251 and a first connecting rod 4251 which is in an L shape, wherein the tail end of the first connecting rod 4251 is fixedly connected with the first installation frame 412, the front end of the first connecting rod 4251 is arranged towards the direction of the horizontal plate 421, the front end and the middle section of the first connecting rod 4251 are respectively provided with a second connecting rod 4252 and a third connecting rod 4253 in a hinged manner, and the other ends of the second connecting rod 4252 and the third connecting rod 4253 are respectively connected with the first hinging seat 423 and the second hinging seat 424 in a hinged manner; the first electric push rod 4255 is hinged on the first mounting frame 412 through a third hinge seat 4254 and is located at one side of the first connecting rod 4251, and an output shaft of the first electric push rod 4255 is hinged with the middle part of the third connecting rod 4253.
In the working state, when the space between the horizontal plate 421 and the stripper plate 411 needs to be adjusted, an external power supply is connected to drive the first electric push rod 4255 to work, the output shaft of the first electric push rod 4255 extends to push the third connecting rod 4253 to act, and the third connecting rod 4253 lifts the horizontal plate 421 simultaneously under the action, so that the space between the horizontal plate 421 and the stripper plate 411 is adjusted to be only used for single-layer bar passing.
See fig. 9:
the material ejection mechanism 43 comprises a first bearing seat 431 and a second bearing seat 432; the first chain wheels 433 are coaxially arranged on one side of the first bearing seat 431 and one side of the second bearing seat 432 respectively, and the chain 435 is sleeved between the two groups of first chain wheels 433 in a transmission manner; the servo motor 436 is fixedly arranged in the middle of the chain 435 through a mounting seat, and the servo motor 436 is in transmission connection with the chain 435 through a second sprocket 434; the chain 435 is further provided with a top block 437 at intervals.
Under the operating condition, the bar introduced through the limiting device naturally rolls to the upper part of the chain 435, at the moment, an external power supply is connected to drive the servo motor 436 to work, the output shaft of the servo motor 436 rotates to drive the second chain wheel 434 to rotate and synchronously drive the chain 435 to rotate, so that the bar is driven to advance, and as the chain 435 rotates clockwise, the material jacking block 437 can be abutted to the bar from the rear end of the bar in the rotation process of the chain 435, and the bar is pushed out by utilizing the power of the chain 435, so that the automatic feeding work of the bar is completed.
See fig. 3:
the material guiding device 4 further comprises a first proximity switch 44 and a second proximity switch 45; the first proximity switch 44 is vertically arranged under the discharge plate 411, and the detection end of the first proximity switch 44 passes through the guide plate 422 and is arranged towards the surface of the guide plate 422; the second proximity switch 45 is vertically disposed at a top side of the support frame 41, and a detection end of the second proximity switch 45 is disposed through the support toward a gap between the horizontal plate 421 and the guide plate 422.
In the working state, the first proximity switch 44 is used for detecting whether the bar stock is conducted above the stripper plate 411 in real time; the second proximity switch 45 is used for detecting whether the bar is above the material pushing mechanism 43 and located in the material pushing area in real time; the bar conveying device is used for detecting bar conveying dynamics in real time and guaranteeing the normal bar conveying and the conveying continuity.
See fig. 4:
the lifting mechanism 3 comprises a scissor type lifting platform 31 and a fixed frame 32 horizontally arranged at the top of the scissor type lifting platform 31, one end of a movable frame 33 is hinged with one end of the fixed frame 32, and the other end of the movable frame 33 is overlapped with the other end of the fixed frame 32; the fixed frame 32 and the movable frame 33 form a tripod; an extension block 34 is radially arranged in the middle of one end of the movable frame 33, which is overlapped with the fixed frame 32; the hand-operated lifting mechanism 35 is arranged right below the extension block 34 and is in abutting connection with the extension block 34; the hand-operated lifting mechanism 35 is used to jack up the movable frame 33 to change the inclination angle of the movable frame 33.
In the working state, when the bar stock is required to be fed, the scissor type lifting platform 31 is driven to work to drive the tripod to synchronously jack up, and the movable frame 33 which is obliquely arranged is utilized to jack up the bar stock in an oblique state, so that the bar stock rolls off in the direction of the feeding device 4 in an oblique state when the bar stock is ejected from the top of the storage frame 1; the feeding effect is realized; when the feeding speed needs to be adjusted, a worker only needs to manually rotate the hand-operated lifting mechanism 35 to work, and the movable frame 33 is jacked up by the hand-operated lifting mechanism 35 to increase the inclination angle, so that the self-adjustment of the falling speed of the bar stock is realized; the top of the scissor lift platform 31 is also provided with a laser sensor 46 for detecting whether bars are present in the magazine 1.
See fig. 5:
the hand-operated lifting mechanism 35 comprises a third bearing 357, wherein the third bearing 357 is provided with two groups, and the two groups of third bearing 357 are oppositely arranged right below the extension block 34; the transmission shaft 356 is rotatably disposed between the two sets of third bearings 357; the transmission shaft 356 is also fixedly provided with a cam 354; the driving end of the transmission shaft 356 is in transmission connection with the worm gear box 351 through a coupler 353; the driving end of the worm gear box 351 is also sleeved with a crank 352.
Under the operating condition, the cam 354 is arranged in a drop shape, when the cam 354 is required to rotate so as to change the inclination angle of the movable frame 33, a worker only needs to rotate the crank 352 to drive the worm gear box 351 to act so as to drive the transmission shaft 356 to rotate, and the transmission shaft 356 synchronously drives the cam 354 to rotate in the rotating state, so that the movable frame 33 is driven to rise, and the effect of increasing the inclination angle of the movable frame 33 is realized.
See fig. 8:
the translation mechanism 2 comprises two sliding rails 21 which are arranged on the base in parallel; the sliding table 22 is horizontally arranged on the sliding rail 21 in a sliding manner through a sliding block 23 fixedly arranged at the bottom; two openings for accommodating the material storage rack 1 are also formed in the sliding table 22; the second electric push rod 24 is hinged to one end of the base through a fourth hinging seat 25, and an output shaft of the second electric push rod 24 is hinged to the end of the sliding table 22.
In the working state, when the material storage rack 1 needs to be driven to horizontally move, a worker only needs to access an external power supply to drive the second electric push rod 24 to work, and the work of horizontally pushing the sliding table 22 to slide on the sliding rail 21 is realized by controlling the expansion and contraction of the output shaft of the second electric push rod 24.
An automatic feeding method for double-station anchor chain bars comprises the following steps:
s1: starting a power supply, and adjusting the lifting angle of the lifting mechanism 3 and the limiting distance of the limiting mechanism 42: firstly, the inclination angle of the movable frame 33 is adjusted by rotating the crank 352 of the hand-operated lifting mechanism 35, and the inclination angle of the movable frame 33 in the lifting mechanism 3 is adjusted according to the diameter of the bar stock, and the adjustment angle is recommended to be 3 degrees < theta <15 degrees; secondly, driving a first electric push rod 4255 in the limiting mechanism 42 according to the radius R of the bar stock, and adjusting the distance between the water plate 421 and the stripper plate 411 to be L, wherein L is more than 2R and less than 2.5R; finally, the rolling process of the bar stock always keeps single-layer downward rolling;
s2: pressing a start button;
s3: the laser sensor 46 detects whether there is a shade of 0 to indicate no shade, 1 to indicate a shade, and the same applies; when 0, the storage rack 1 is free of bar stock, and the process starts from S12; when the bar stock is 1, the bar stock is displayed on the storage rack 1, and the bar stock is executed simultaneously from S4S 9;
s4: the lifting mechanism 3 receives the signal and starts to slowly rise;
s5: the first proximity switch 44 detects whether there is a shade; when the first proximity switch 44 is 1, indicating that the existing bar reaches the predetermined position, execution starts from S6; when the second proximity switch 45 is 0, indicating that no bar reaches the preset position, starting to perform circulation from the step S4 until the first proximity switch 44 is 1, and jumping out of the circulation;
s6: the lifting device receives a stop signal and pauses lifting;
s7: the second proximity switch 45 detects whether there is a shade; when the second proximity switch 45 is 1, the existing bar is in the working position, a stop signal is generated, and a top material positioning signal is generated, and then the process is started from S8; when the second proximity switch 45 is 0, indicating that no bar has reached the working position, execution is started from S4;
s8: starting the ejection device, ejecting one bar, and starting to circularly execute from S7;
s9: the system judges that the lifting device is at the highest position H, and when the lifting device is at the highest position H, S10 is executed; otherwise, starting the cyclic execution from S9 until the lifting device reaches the H jumping-out cycle;
s10: the first proximity switch 44 detects whether a bar enters the stripper plate 411 of the ejector; when the first proximity switch 44 is 0, it indicates that no bar material is entering, and at this time, the storage rack 1 is empty, and the operation starts from S11; when the first proximity switch 44 is 1, indicating that the bar is still not processed, performing the step S10 in a circulating manner until the first proximity switch 44 is 0, and jumping out of the circulating manner;
s11: the lifting mechanism 3 receives the signal and falls to the lowest position L;
s12: the system judges that the translated second electric push rod 24 is in a 0 state, namely a shortened state; or the 1 state, i.e., the extended state; when the feeding device cylinder is 0, executing S13; when the feeding device cylinder is 1, executing S14;
s13: indicating that the No. 1 material storage rack 1 is empty, sending an empty signal of the material storage rack 1, alarming to remind of manual material supplement, placing a second electric push rod 24 of the translation mechanism 2 at the moment, conveying the No. 2 material storage rack 1 to a working position, and executing S15;
s14: indicating that the No. 2 material storage rack 1 is empty, sending an empty signal of the material storage rack 1, alarming to remind of manual material supplement, at the moment, setting a second electric push rod 24 of the translation mechanism 2 to 0, conveying the No. 1 material storage rack 1 to a working position, and executing S15;
s15: the laser sensor 46 detects whether there is a shade; when 0, the storage rack 1 is free of bar stock, and the process starts from S16; when the bar stock is 1, the bar stock is displayed on the storage rack 1, and the bar stock is executed from S4 and S9 simultaneously;
s16, the system judges whether the alarm state is in at the moment; if the alarm state is in at the moment, executing S17; if the state is in the non-alarm state at the moment, executing S12;
s17, the system is closed.
The bar stock conveying device not only can automatically convey and guide bar stocks, but also can efficiently guide the bar stocks one by one; stable transmission and high export efficiency.
The foregoing examples merely illustrate one or more embodiments of the invention, which are described in greater detail and are not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (10)
1. The double-station automatic feeding device for the anchor chain bar stock is characterized by comprising a translation mechanism (2), a material storage frame (1) arranged on the translation mechanism (2) and a lifting mechanism (3) fixedly arranged on the translation mechanism (2) and positioned under the material storage frame (1); the lifting end of the lifting mechanism (3) can penetrate through the bottom of the storage rack (1) to jack up the bar inside the storage rack during material jacking; the material guiding device (4) is vertically arranged at one side of the translation mechanism (2); the material guiding device (4) comprises a supporting frame (41), and a limiting mechanism (42) and a material ejection mechanism (43) which are arranged on the supporting frame (41) and are in linkage fit; the limiting mechanism (42) is arranged at one side close to the material storage rack (1) and used for guiding and receiving bars one by one; the ejection mechanism (43) is horizontally arranged at the tail end of the limiting mechanism (42) and is used for ejecting the bars one by one.
2. The automatic double-station anchor chain bar feeding device according to claim 1, wherein a stripper plate (411) is further vertically arranged on the supporting frame (41), and the top of the stripper plate (411) is flush with the top of the material storage frame (1) and is obliquely arranged; the limiting mechanism (42) is horizontally arranged at the top of the supporting frame (41) through the first mounting frame (412), the limiting end of the limiting mechanism (42) extends obliquely towards the direction of the material storage frame (1), the limiting end of the limiting mechanism (42) is arranged in parallel with the discharging plate (411), a gap for a bar to pass through is reserved between the limiting end of the limiting mechanism (42) and the discharging plate (411), and the gap can be dynamically adjusted according to the diameter of the bar; the ejection mechanism (43) is arranged below the stripper plate (411) in parallel along the long side direction of the lower end of the stripper plate (411).
3. The automatic feeding device for double-station anchor chain bar stock according to claim 2, wherein the limiting mechanism (42) comprises a horizontal plate (421) and guide plates (422) arranged at two ends of the guide plates (422) oppositely, and an included angle between the guide plates (422) and the horizontal plate (421) is an obtuse angle; the horizontal plate (421) is driven and adjusted by an inclination angle adjusting module (425) fixedly arranged on the first mounting frame (412); the back side of the horizontal plate (421) is also provided with a first hinging seat (423) and a second hinging seat (424) oppositely.
4. The automatic feeding device for double-station anchor chain bars according to claim 3, wherein the inclination angle adjusting module (425) comprises a first connecting rod (4251) and a first connecting rod (4251) which are arranged in an L shape, the tail end of the first connecting rod (4251) is fixedly connected with the first mounting frame (412), the front end of the first connecting rod (4251) is arranged towards the direction of the horizontal plate (421), the front end and the middle section of the first connecting rod (4251) are respectively hinged with a second connecting rod (4252) and a third connecting rod (4253), and the other ends of the second connecting rod (4252) and the third connecting rod (4253) are respectively hinged with the first hinging seat (423) and the second hinging seat (424); the first electric push rod (4255) is hinged on the first installation frame (412) through a third hinge seat (4254) and is positioned on one side of the first connecting rod (4251), and an output shaft of the first electric push rod (4255) is hinged with the middle part of the third connecting rod (4253).
5. The automatic double-station anchor chain bar feeding device according to claim 4, wherein the ejection mechanism (43) comprises a first bearing seat (431) and a second bearing seat (432); a first chain wheel (433) is coaxially arranged on one side of the first bearing seat (431) and one side of the second bearing seat (432), and a chain (435) is sleeved between the two groups of first chain wheels (433) in a transmission manner; the servo motor (436) is fixedly arranged in the middle of the chain (435) through a mounting seat, and the servo motor (436) is in transmission connection with the chain (435) through a second sprocket (434); top blocks (437) are further arranged on the chain (435) at intervals.
6. The automatic double-station anchor chain bar feeding device according to claim 5, wherein the material guiding device (4) further comprises a first proximity switch (44) and a second proximity switch (45); the first proximity switch (44) is vertically arranged under the stripper plate (411), and the detection end of the first proximity switch (44) passes through the guide plate (422) and is arranged towards the surface of the guide plate (422); the second proximity switch (45) is vertically arranged on one side of the top of the supporting frame (41), and the detection end of the second proximity switch (45) penetrates through the supporting and faces to the gap between the horizontal plate (421) and the guide plate (422).
7. The automatic double-station anchor chain bar feeding device according to claim 1, wherein the lifting mechanism (3) comprises a scissor type lifting platform (31) and a fixed frame (32) horizontally arranged at the top of the scissor type lifting platform (31), one end of a movable frame (33) is hinged with one end of the fixed frame (32), and the other end of the movable frame (33) is overlapped with the other end of the fixed frame (32); the fixed frame (32) and the movable frame (33) form a tripod; an extension block (34) is radially arranged in the middle of one end of the movable frame (33) which is overlapped with the fixed frame (32); the hand-operated lifting mechanism (35) is arranged right below the extension block (34) and is in abutting connection with the extension block (34); the hand-operated lifting mechanism (35) is used for jacking the movable frame (33) so as to change the inclination angle of the movable frame (33).
8. The automatic double-station anchor chain bar feeding device according to claim 7, wherein the hand-operated lifting mechanism (35) comprises a third bearing seat (357), two groups of the third bearing seats (357) are arranged, and the two groups of the third bearing seats (357) are oppositely arranged right below the extension block (34); the transmission shaft (356) is rotatably arranged between the two groups of third bearing blocks (357); the transmission shaft (356) is also fixedly provided with a cam (354); the driving end of the transmission shaft (356) is in transmission connection with the worm gear box (351) through a coupler (353); the driving end of the worm gear box (351) is also sleeved with a crank (352).
9. The automatic feeding device for double-station anchor chain bar stock according to claim 1, wherein the translation mechanism (2) comprises two sliding rails (21) arranged on the base in parallel; the sliding table (22) is horizontally arranged on the sliding rail (21) in a sliding manner through a sliding block (23) fixedly arranged at the bottom; two openings for accommodating the material storage rack (1) are also formed in the sliding table (22); the second electric push rod (24) is hinged to one end of the base through a fourth hinging seat (25), and an output shaft of the second electric push rod (24) is hinged to the end of the sliding table (22).
10. An automatic feeding method for double-station anchor chain bars, which is applied to the automatic feeding device for double-station anchor chain bars according to claim 9, and comprises the following steps:
s1: starting a power supply, and adjusting the lifting angle of the lifting mechanism (3) and the limiting distance of the limiting mechanism (42): firstly, the inclination angle of the movable frame (33) is adjusted by rotating a crank (352) of the hand-operated lifting mechanism (35), and the inclination angle of the movable frame (33) in the lifting mechanism (3) is adjusted according to the diameter of a bar, and the adjustment angle is recommended to be 3 degrees < theta <15 degrees; secondly, driving a first electric push rod (4255) in a limiting mechanism (42) according to the radius R of the bar stock, and adjusting the distance between a water plate (421) and a stripper plate (411), wherein the distance is L, and 2R < L <2.5R; finally, the rolling process of the bar stock always keeps single-layer downward rolling;
s2: pressing a start button;
s3: a laser sensor (46) detects whether there is a shade (0 indicates no shade, 1 indicates a shade, and the same applies below); when the bar stock is 0, the bar stock is not arranged on the storage rack (1), and the operation is started from S12; when the bar stock is 1, the bar stock is displayed on the storage rack (1), and the bar stock is executed from S4S9 at the same time;
s4: the lifting mechanism (3) receives the signal and starts to slowly rise;
s5: a first proximity switch (44) detects whether there is shielding; when the first proximity switch (44) is 1, indicating that the existing bar reaches a preset position, executing from S6; when the second proximity switch (45) is 0, indicating that no bar reaches a set position, starting to circularly execute from S4 until the first proximity switch (44) is 1, and jumping out of the circulation;
s6: the lifting device receives a stop signal and pauses lifting;
s7: a second proximity switch (45) detects whether shielding exists; when the second proximity switch (45) is 1, the stop signal is generated when the existing bar is at the working position, and the ejection in-position signal is generated at the same time, and then the operation is started from S8; when the second proximity switch (45) is 0, indicating that no bar material reaches the working position, executing from S4;
s8: starting the ejection device, ejecting one bar, and starting to circularly execute from S7;
s9: the system judges that the lifting device is at the highest position H, and when the lifting device is at the highest position H, S10 is executed; otherwise, starting the cyclic execution from S9 until the lifting device reaches the H jumping-out cycle;
s10: a first proximity switch (44) detects whether a bar enters a stripper plate (411) of the ejection device; when the first proximity switch (44) is 0, indicating that no bar enters, wherein the storage rack (1) is empty, and starting execution from S11; when the first proximity switch (44) is 1, indicating that the bar stock is still not processed, performing S10 circularly until the first proximity switch (44) is 0, and jumping out of the circulation;
s11: the lifting mechanism (3) receives the signal and falls to the lowest position L;
s12: the system judges that the second electric push rod (24) is in a 0 state, namely a shortened state; or the 1 state, i.e., the extended state; when the feeding device cylinder is 0, executing S13; when the feeding device cylinder is 1, executing S14;
s13: indicating that the No. 1 material storage rack (1) is empty, sending an empty signal to the material storage rack (1), alarming to remind of manual material supplement, placing a second electric push rod (24) of the translation mechanism (2) at the moment, conveying the No. 2 material storage rack (1) to a working position, and executing S15;
s14: indicating that the No. 2 material storage rack (1) is empty, sending an empty signal to the material storage rack (1), alarming to remind of manual material supplement, at the moment, setting a second electric push rod (24) of the translation mechanism (2) to 0, conveying the No. 1 material storage rack (1) to a working position, and executing S15;
s15: a laser sensor (46) detects whether there is shielding; when the bar stock is 0, the bar stock is not arranged on the storage rack (1), and the execution starts from S16; when the bar stock is 1, the bar stock is displayed on the storage rack (1), and the bar stock is executed from S4 and S9 simultaneously;
s16, the system judges whether the alarm state is in at the moment; if the alarm state is in at the moment, executing S17; if the state is in the non-alarm state at the moment, executing S12;
s17, the system is closed.
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| CN202310127803.2A CN116281102B (en) | 2023-02-02 | 2023-02-02 | Automatic feeding device and method for double-station anchor chain bar |
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| CN202310127803.2A CN116281102B (en) | 2023-02-02 | 2023-02-02 | Automatic feeding device and method for double-station anchor chain bar |
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