CN112693966A - Wire winding device for crown block steel wire rope - Google Patents
Wire winding device for crown block steel wire rope Download PDFInfo
- Publication number
- CN112693966A CN112693966A CN202110004454.6A CN202110004454A CN112693966A CN 112693966 A CN112693966 A CN 112693966A CN 202110004454 A CN202110004454 A CN 202110004454A CN 112693966 A CN112693966 A CN 112693966A
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- China
- Prior art keywords
- wire rope
- rope
- winding roller
- steel wire
- crown block
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H54/00—Winding, coiling, or depositing filamentary material
- B65H54/02—Winding and traversing material on to reels, bobbins, tubes, or like package cores or formers
- B65H54/40—Arrangements for rotating packages
- B65H54/54—Arrangements for supporting cores or formers at winding stations; Securing cores or formers to driving members
- B65H54/553—Both-ends supporting arrangements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H54/00—Winding, coiling, or depositing filamentary material
- B65H54/02—Winding and traversing material on to reels, bobbins, tubes, or like package cores or formers
- B65H54/40—Arrangements for rotating packages
- B65H54/44—Arrangements for rotating packages in which the package, core, or former is engaged with, or secured to, a driven member rotatable about the axis of the package
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H54/00—Winding, coiling, or depositing filamentary material
- B65H54/70—Other constructional features of yarn-winding machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H61/00—Applications of devices for metering predetermined lengths of running material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H69/00—Methods of, or devices for, interconnecting successive lengths of material; Knot-tying devices ;Control of the correct working of the interconnecting device
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/30—Handled filamentary material
- B65H2701/35—Ropes, lines
Abstract
The invention relates to a winding device for a steel wire rope of a crown block, which comprises a base, a rack arranged on the base, a rope winding roller, a driving mechanism, a rope pressing mechanism and a measuring mechanism, wherein the rope winding roller is arranged on the rack; the rope winding roller is arranged on the rack, and the driving mechanism can drive the rope winding roller to rotate so as to enable the steel wire rope to wind or separate from the outer peripheral wall of the rope winding roller; the rope pressing mechanism is provided with a limiting surface arranged along the axial direction of the rope winding roller, and a gap with a preset size is reserved between the limiting surface and the outer peripheral wall of the rope winding roller; the measuring mechanism is used for measuring the number of turns of the rope winding roller driven by the driving mechanism through the rotating shaft. When changing the overhead traveling crane wire rope, can simplify wire rope's length measurement operation, reduce the demand to operating space, can also reduce measuring error, reduce extravagantly simultaneously to improve and change efficiency.
Description
Technical Field
The invention relates to the technical field of hoisting equipment, in particular to a winding device for a crown block steel wire rope.
Background
The crown block needs to be dragged by using a steel wire rope during operation, and in order to ensure good working condition and reliable work of the crown block, the steel wire rope arranged on the crown block needs to be maintained or replaced regularly and quantitatively. In the process of replacing the steel wire rope of the crown block, the crown block needs to be stopped, the operating personnel cooperatively take down the old steel wire rope on the crown block and replace the old steel wire rope with a new steel wire rope, the process is complex in operation and long in time consumption, four-position operating personnel are needed to complete the process, and the physical consumption of the operating personnel is large in the operating process and certain danger exists.
The method for measuring the length of the steel wire rope of the crown block mainly comprises the steps of unfolding the steel wire rope, neatly paving the steel wire rope in a spacious field, measuring the steel wire rope by using a tape measure or a disc ruler, intercepting the required steel wire rope after measurement, coiling the intercepted new steel wire rope, and conveying the new steel wire rope to a working site to replace the old steel wire rope.
However, the operation measurement error is large, the steel wire rope needs to be laid regularly during measurement, the steel wire rope needs to be laid straight and bent as much as possible, otherwise, the measurement accuracy is affected, a large operation space is needed, in order to save time, a step amount method is generally used during measurement, the error is large, the allowance is large for meeting the requirement of the overhead travelling crane, about 10% of the steel wire rope is generally cut off, and material waste is caused.
Therefore, for the crown block steel wire rope, when the crown block steel wire rope is replaced, how to simplify the length measurement operation of the steel wire rope, reduce the requirement on the operation space, and meanwhile, the technical problem to be solved by technical personnel in the field can be solved, and the measurement error and the waste can be reduced, and the replacement efficiency can be improved.
Disclosure of Invention
The invention aims to provide a winding device for a steel wire rope of a crown block, which can simplify the length measurement operation of the steel wire rope and reduce the requirement on operation space when the steel wire rope of the crown block is replaced, and can reduce measurement errors, reduce waste and improve the replacement efficiency.
In order to solve the technical problem, the invention provides a winding device for a steel wire rope of a crown block, which comprises a base, a rack arranged on the base, a rope winding roller, a driving mechanism, a rope pressing mechanism and a measuring mechanism, wherein the rope winding roller is arranged on the rack; the rope winding roller is arranged on the rack, and the driving mechanism can drive the rope winding roller to rotate so as to enable the steel wire rope to wind or separate from the peripheral wall of the rope winding roller; the rope pressing mechanism is provided with a limiting surface arranged along the axial direction of the rope winding roller, and a gap with a preset size is reserved between the limiting surface and the outer peripheral wall of the rope winding roller; the measuring mechanism is used for measuring the number of turns of the rope winding roller driven by the driving mechanism.
The preset size can be set according to the diameter of the steel wire rope, and when the outer peripheral wall of the rope winding roller is not fully paved with a layer of the steel wire rope, the preset size is larger than the diameter of the steel wire rope and smaller than two times of the diameter of the steel wire rope. When coiling wire rope through this winding device, actuating mechanism drive wire winding roller rotates, make wire rope twine in the periphery wall of wire winding roller, because the clearance between spacing face and the periphery wall of wire winding roller is less than wire rope's two times diameter, consequently, wire rope is at the in-process of coiling in the wire winding roller surface, if wire rope takes place to pile up at the periphery wall of wire winding roller, spacing face can make each circle of equal tiled in the periphery wall surface of wire winding roller of wire rope to the surface that the wire winding roller was pressed to this wire rope, thereby realize that the surface of wire winding roller is only around there being one deck wire rope. Because the dimensional parameter of the rope winding roller is fixed, when the steel wire rope winds a circle along the axial direction of the rope winding roller, the length of the steel wire rope is relatively and stably fixed in a range with a small error, the number of the circles of the steel wire rope wound on the rope winding roller can be obtained by measuring the number of the circles of the rope winding roller by the measuring mechanism, and then the length of the steel wire rope wound on the surface of the rope winding roller can be calculated.
Therefore, before changing overhead traveling crane wire rope, new wire rope is tailor to this wiring roller of accessible, and this winding device can be at the wire winding in-process, realizes the measurement to wire rope's length automatically to when measuring, need not to spread wire rope and level, require lowerly to the place, simultaneously, owing to the setting of pressing the rope mechanism, can reduce measuring error, and measurement of efficiency is high and the rate of accuracy is high, avoids causing great waste.
When the winding device is moved to the site and the steel wire rope of the crown block is replaced, the steel wire rope (new steel wire rope) of the winding device is firstly dismounted, then the end part of the original steel wire rope (old steel wire rope) of the crown block is connected with the end part of the new steel wire rope, the other end of the old steel wire rope is connected with the winding device, the driving mechanism drives the rope winding roller to rotate, at the moment, the old steel wire rope is wound on the surface of the rope winding roller, the new steel wire rope is pulled to move according to the installation track (such as the pulley and the like) of the old steel wire rope, and the new steel wire rope is also installed and finished until the old steel wire rope is completely wound on the peripheral wall of the rope winding roller.
In addition, the new steel wire rope is installed along the path of the old steel wire rope in a moving mode, so that the situation that the new steel wire rope is installed in a wrong mode in the process of passing through the pulleys can be avoided, and the installation efficiency is guaranteed. In addition, during the replacement, the manual operation with higher intensity is not needed, the labor intensity is reduced, the number of operators is reduced, and the safety of the operators can be ensured.
Optionally, a groove is formed in the peripheral wall of the rope winding roller along the circumferential direction of the rope winding roller, and the driving mechanism can drive the rope winding roller to rotate so that the steel wire rope is wound in the groove; and a gap with the preset size is reserved between the limiting surface and the bottom wall of the groove.
Optionally, the rope pressing mechanism comprises a support, a pressing plate and an adjusting component, the pressing plate and the adjusting component are arranged on the support, the support is arranged on the base, the lower end face of the pressing plate is provided with the limiting face, and the adjusting component is used for adjusting a gap between the limiting face and the bottom wall of the groove.
Optionally, the adjusting assembly includes a fixing frame, and a screw rod and a guide rod which are arranged in parallel, the fixing frame is fixed to the bracket, the fixing frame is provided with a screw hole and a guide hole, the screw rod and the guide rod are respectively connected to an end surface of the pressing plate on one side away from the groove, and the screw rod can rotate relative to the pressing plate; the screw rod can with the screw cooperation, the guide arm can pass the guiding hole and along the axial displacement of guiding hole.
Optionally, a hand wheel is further arranged at one end, away from the pressing plate, of the screw rod.
Optionally, the outer side wall of the rope winding roller is further provided with two locking holes, and the end portion of the steel wire rope located in the groove can sequentially penetrate through the two locking holes.
Optionally, the outer side wall of the rope winding roller is further provided with a locking part, the locking part comprises an abutting part and a locking part, one end of the abutting part is hinged to the outer side wall of the rope winding roller, and the other end of the abutting part is detachably connected with the locking part; the abutting part is arranged between the two lock holes, and the abutting part can abut against the steel wire ropes sequentially penetrating through the two lock holes.
Optionally, a pressing block is further arranged on an abutting surface of the abutting member abutting against the steel wire rope, and the pressing block can clamp the steel wire rope with the outer side wall of the rope winding roller;
and/or the abutting surface of the abutting part and the steel wire rope is also provided with a needle-shaped structure, and the needle-shaped structure can be inserted into the steel wire rope.
Optionally, the locking piece includes a slideway and a sliding piece, the slideway is provided on an outer side wall of the rope winding roller, and the sliding piece can slide along the slideway to be engaged with or disengaged from an end of the abutting piece.
Optionally, the sliding member is provided with a through hole, an end of the abutting member can pass through the through hole and abut against the steel wire rope, and a rubber layer is further arranged at a matching position of the end of the abutting member and the through hole.
Optionally, the locking portion further includes a hinge seat, the abutting member is hinged to the hinge seat, the hinge seat is connected to the outer side wall of the rope winding roller through a bolt, an adjusting gasket is further disposed between the hinge seat and the outer side wall of the rope winding roller, and the adjusting gasket can adjust a distance between the hinge point of the abutting member and the hinge seat and the outer side wall of the rope winding roller.
Optionally, the driving mechanism comprises a motor and a transmission part, and the rotating shaft (21) can rotate relative to the frame and can rotate synchronously with the rope winding roller; the motor is arranged on the base, and the transmission part is in transmission connection with the motor and the rotating shaft.
Optionally, the transmission part comprises a chain wheel and a chain, the chain wheel and the rotating shaft rotate coaxially, and the chain is meshed with the chain wheel and is in transmission connection with the motor.
Optionally, the lower end surface of the base is further provided with a roller, and the upper end surface of the base is further provided with a pushing portion.
Optionally, the measuring mechanism includes a counter, a first sensing member and a second sensing member, the first sensing member is disposed on the rope winding roller, the second sensing member is disposed on the frame and is provided with a proximity switch, the counter is in signal connection with the proximity switch and can be used for acquiring the proximity times of the first sensing member and the second sensing member.
Drawings
Fig. 1 is a schematic structural view of a winding device for a crown block wire rope according to an embodiment of the present invention;
FIG. 2 is a side view of the push portion of FIG. 1 with the push portion removed;
FIG. 3 is an enlarged view of A in FIG. 2;
FIG. 4 is a schematic structural view of the fixing frame of FIG. 3;
FIG. 5 is an enlarged view of a portion of FIG. 1;
FIG. 6 is a top view of the latch of FIG. 5;
fig. 7 is a structural schematic view of the locking portion in a locked state;
FIG. 8 is a schematic structural view of the locking portion in an unlocked state;
fig. 9 is a side view of the locking element.
In the accompanying fig. 1-9, the reference numerals are illustrated as follows:
1-base, 11-roller, 12-pushing part;
2-a frame, 21-a rotating shaft;
3-rope winding roller, 31-groove, 32-lock hole;
4-driving mechanism, 41-motor, 42-driving part, 421-chain wheel, 422-chain;
5-a rope pressing mechanism, 51-a limiting surface, 52-a bracket, 53-a pressing plate, 54-a fixing frame, 541-a screw hole, 542-a guide hole, 55-a screw rod, 56-a guide rod, 57-a hand wheel and 58-a bearing;
6-measuring mechanism, 61-counter, 62-first sensing piece, 63-second sensing piece, 64-proximity switch, 65-electric cabinet, 66-console;
7-locking part, 71-locking part, 711-slideway, 712-sliding part, 7121-sliding seat, 7122-sliding block, 713-perforation, 72-abutting part, 721-rubber layer, 722-needle structure, 723-pressing block, 73-hinged seat, 731-bolt, 732-adjusting gasket, 74-hinged point;
8-a steel wire rope;
9-placing a box;
10-reinforcing ribs.
Detailed Description
In order to make the technical solutions of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings and specific embodiments.
The embodiment of the invention provides a winding device for a steel wire rope of a crown block, which comprises a base 1, a frame 2 arranged on the base 1, a rope winding roller 3, a driving mechanism 4, a rope pressing mechanism 5 and a measuring mechanism 6, and is shown in figure 1. Specifically, frame 2 is located to the wire winding roller 3, and actuating mechanism 4 can drive wire winding roller 3 and rotate to make wire rope 8 twine in the periphery wall of wire winding roller 3, during actuating mechanism 4 drive pivot 21 antiport, can drive wire winding roller 3 antiport, in order to realize that wire rope 8 breaks away from with wire winding roller 3.
The rope pressing mechanism 5 is provided with a limiting surface 51, the limiting surface 51 is arranged along the axial direction of the rope winding roller 3, a gap with a preset size is reserved between the limiting surface 51 and the peripheral wall of the rope winding roller 3, and the measuring mechanism 6 is used for measuring the number of turns of the rope winding roller 3 driven by the driving mechanism 4.
In detail, the predetermined size may be set according to the diameter of the wire rope 8, and when the outer circumferential wall of the rope drum 3 is not covered with one layer of the wire rope 8, the predetermined size is larger than the diameter of the wire rope 8 and smaller than two times the diameter of the wire rope 8. When coiling wire rope 8 through this winding device, actuating mechanism 4 drive wire winding roller 3 rotates for wire rope 8 twines in the periphery wall of wire winding roller 3, because the clearance between spacing face 51 and the periphery wall of wire winding roller 3 is less than the two times diameter of wire rope 8, consequently, wire rope 8 is convoluteing in the in-process on wire winding roller 3 surface, if wire rope 8 takes place to pile up at the periphery wall of wire winding roller 3, spacing face 51 can make each circle of wire rope 8 all pave in the periphery wall surface of wire winding roller 3 with this wire rope 8 pressure to the surface of wire winding roller 3, thereby realize that the surface of wire winding roller 3 is only around there being one deck wire rope 8. Because the dimensional parameter of the wire winding roller 3 is certain, when the wire rope 8 winds a circle along the axial direction of the wire winding roller 3, the length of the wire rope is relatively and stably fixed in a range with a small error, the number of the circles of the wire winding roller 3 wound by the wire rope 8 can be obtained by measuring the number of the circles of the wire winding roller 3 by the measuring mechanism 6, and then the length of the wire rope 8 wound on the surface of the wire winding roller 3 can be calculated.
Therefore, before changing overhead traveling crane wire rope 8, new wire rope 8 is tailor to this wire winding roller 3 of accessible, and this winding device can be at the wire winding in-process, realizes the measurement to wire rope 8's length automatically to when measuring, need not to spread wire rope 8 and level, require lowerly to the place, simultaneously, owing to the setting of pressing rope mechanism 5, can reduce measuring error, the measurement efficiency is high and the rate of accuracy is high, avoids causing great waste.
When the winding device is moved to the site and the crown block steel wire rope 8 is replaced, the steel wire rope 8 (new steel wire rope) of the winding device is firstly dismounted, then the end of the original steel wire rope 8 (old steel wire rope) of the crown block is connected with the end of the new steel wire rope, the other end of the old steel wire rope is connected with the winding device, the driving mechanism 4 drives the rope winding roller 3 to rotate, at the moment, the old steel wire rope is wound on the surface of the rope winding roller 3, and the new wire rope is pulled to move according to the installation track of the old wire rope (such as passing through a pulley) until the new wire rope is installed after the old wire rope is completely wound on the outer peripheral wall of the rope winding roller 3, that is, the rope winding device can synchronously realize the disassembly of the old steel wire rope and the installation of the new steel wire rope, saves time, has high efficiency, short maintenance period and short shutdown time, is convenient for rapidly recovering production, and ensures the production requirement.
In addition, the new steel wire rope is installed along the path of the old steel wire rope in a moving mode, so that the situation that the new steel wire rope is installed in a wrong mode in the process of passing through the pulleys can be avoided, and the installation efficiency is guaranteed. In addition, during the replacement, the manual operation with higher intensity is not needed, the labor intensity is reduced, the number of operators is reduced, and the safety of the operators can be ensured.
In the above embodiment, the peripheral wall of the rope winding roller 3 is provided with the groove 31 along the circumferential direction thereof, the driving mechanism 4 can drive the rope winding roller 3 to rotate so as to wind the steel wire rope 8 in the groove 31, and a gap with the preset size is reserved between the limiting surface 51 and the bottom wall of the groove 31, so that the measurement accuracy is ensured. The arrangement of the groove 31 can limit and protect the steel wire rope 8, the steel wire rope 8 wound outside the rope winding roller 3 is ensured to be positioned in the groove 31, and the steel wire rope 8 is prevented from moving towards the end part of the rope winding roller 3 and separating from the groove.
In the above embodiment, the rope pressing mechanism 5 includes the bracket 52, the pressing plate 53 disposed on the bracket 52, and the adjusting component, wherein the bracket 52 is disposed on the base 1, the lower end surface of the pressing plate 53 is provided with the above limiting surface 51, and the adjusting component is used for adjusting the gap between the limiting surface 51 and the surface of the rope winding roller 3 (the bottom of the groove 31), that is, the gap is adjustable, and can be suitable for winding the steel wire ropes 8 with different diameters. And, when the length of required wire rope 8 is longer, after its surface one deck of winding roller 3, when the total length still can't satisfy the requirement, then can carry out the winding of second floor wire rope 8 on the surface of winding roller 3, at this moment, it is the diameter that is greater than two times of wire rope 8 and is less than the diameter of three times of wire rope 8 to predetermine the size, it can specifically adjust spacing face 51 through adjusting part, analogize in proper order, when the total length still does not satisfy the requirement after winding roller 3 surface is full of two-layer wire rope 8, according to predetermineeing the size for being greater than the diameter of three times of wire rope 8 and be less than the diameter of four times of wire rope 8, adjust spacing face 51 through adjusting part can, good flexibility.
Specifically, the limiting surface 51 may be a planar structure, a cylindrical structure, or the like, and is not limited in particular.
Further, the adjusting assembly comprises a fixing frame 54, and a screw 55 and a guide rod 56 which are arranged in parallel, wherein the fixing frame 54 is fixed to the bracket 52 and provided with a screw hole 541 and a guide hole 542, the screw 55 and the guide rod 56 are respectively connected to one side end surface of the pressure plate 53 away from the groove 31, the screw 55 can rotate relative to the pressure plate 53, and the relative position between the screw 55 and the pressure plate 53 along the axial direction of the screw 55 is stable (specifically, the end of the screw 55 and the pressure plate 53 can be connected through a bearing 58), as shown in fig. 3, the screw 55 can be matched with the screw hole 541, the guide rod 56 can pass through the guide hole 542 and can move along the guide hole 542, when the gap between the limiting surface 51 and the outer peripheral wall of the rope winding roller 3 needs to be adjusted, the screw 55 is rotated, at this time, the guide rod 54 does not rotate along with the screw 55 due, therefore, the screw 55 is engaged with the screw hole 541 and drives the pressing plate 53 to move relative to the fixing frame 54 along the axial direction of the screw 55, so that the limiting surface 51 is far away from or close to the outer peripheral wall of the rope winding roller 3.
Specifically, the number of the guide rods 56 is not limited, as shown in fig. 3, in this embodiment, the number of the guide rods 56 is two, and the two guide rods 56 are respectively located at two sides of the screw 55, and correspondingly, two ends of the fixing frame 54 are respectively provided with a screw hole 541 (as shown in fig. 4), or the number of the guide rods 56 may be set to be one, which is not specifically limited herein.
Furthermore, a hand wheel 57 is further arranged at one end of the screw 55 far away from the pressure plate 53, so that an operator can conveniently rotate the screw 55 through the hand wheel 57 to adjust the position of the limiting surface 51.
In the above embodiment, the outer side wall of the rope winding roller 3 (the outer side wall of the groove 31) is further provided with two locking holes 32, the end portion of the steel wire rope 8 located in the groove 31 can sequentially pass through the two locking holes 32, specifically, the end portion of the steel wire rope 8 passes through the groove 31 along the first locking hole 32 and passes through the second locking hole 32 to the inside of the rope winding roller 3, and therefore, the end portion of the steel wire rope 8 and the outer side wall of the rope winding roller 3 can be fixed through the action of the two locking holes 32 on the end portion of the steel wire rope 8, so that the steel wire rope 8 can be stably arranged on the rope winding roller 3.
Further, the outer side wall of the rope winding roller 3 is further provided with a locking portion 7, the locking portion 7 comprises an abutting piece 72 and a locking piece 71, wherein one end of the abutting piece 72 is hinged to the outer side wall of the rope winding roller 3, the other end of the abutting piece 72 is detachably connected with the locking piece 71, the abutting piece 72 is arranged between the two locking holes 32, and when the steel wire rope 8 sequentially passes through the two locking holes 32, the abutting piece 72 can abut against the steel wire rope 8 between the two locking holes 32, so that the steel wire rope 8 is further stabilized.
Still further, as shown in fig. 6, a pressing piece 723 is further provided on the abutting surface of the abutting member 72 abutting against the wire rope 8, the pressing piece 723 can clamp the wire rope 8 with the outer side wall of the rope winding roller 3, and the arrangement of the pressing piece 723 can increase the acting force between the abutting member 72 and the wire rope 8 and ensure the position stability of the wire rope 8. Alternatively, the contact surface of the contact piece 72 with the wire rope 8 is further provided with a needle structure 722, and the needle structure 722 can be inserted into the wire rope 8, thereby preventing slipping between the contact piece 72 and the wire rope 8 and further ensuring stable fixation of the end portion of the wire rope 8. In this embodiment, as shown in fig. 7 and 8, the abutting member 72 is provided with a pressing block 723 and a needle-like structure 722, and the needle-like structure 722 is provided on the pressing block 723 to further ensure stability.
Of course, in this embodiment, a specific fixing manner of the end portion of the steel wire rope 8 is not limited, for example, a hook may be further provided on an outer side wall of the rope winding roller 3, the hook is provided with the needle-like structure 722, and the needle-like structure 722 can penetrate through the steel wire rope 8 to fix the end portion of the steel wire rope 8, and the two locking holes 32 and the locking portion 7 in this embodiment can fix the end portion of the steel wire rope 8 and can also prevent the steel wire rope 8 from being damaged.
In the above embodiment, the locking member 71 includes the slide 711 and the sliding member 712, wherein the slide 711 is provided on the outer side wall of the cord winding roller 3, and the sliding member 712 can slide along the slide 711 and engage with or disengage from the abutment member 72. That is, the abutment 72 can be connected to the slider 712, the lock member 71 being in the locked state (as shown in fig. 7) when the slider 712 slides along the slide 711 into engagement with the abutment 72, and the lock member 71 being in the unlocked state (as shown in fig. 8) when the slider 712 slides along the slide 711 out of engagement with the abutment 72. Of course, in this embodiment, the specific structure of the locking member 71 is not limited, and it only needs to be disposed on the outer sidewall of the rope winding roller 3 and can be detachably connected to one end of the abutting member 72, for example, the locking member and the rope winding roller can be fixed by bolts or clamping, and when the sliding member 712 slides along the sliding channel 711 to engage with or disengage from the abutting member 72, the operation can be simplified, and other fixing members are not needed, thereby avoiding the situation that the fixing members are lost when unlocking.
In the above embodiment, the sliding member 712 is provided with the through hole 713, the end of the abutting member 72 can pass through the through hole 713 and abut against the steel wire rope 8 to clamp the steel wire rope 8 with the outer side wall of the rope winding roller 3, and the outer wall of the position where the end of the abutting member 72 is matched with the through hole 713 is further provided with the rubber layer 721, the rubber layer 721 passes through the through hole 713 and can increase the friction force between the two when acting with the through hole 713, so as to increase the resistance for the sliding member 712 to slide along the sliding channel 711 and avoid the abutting member 72 from being separated from the sliding member 712. Alternatively, in this embodiment, the sliding member 712 may be configured to have a limiting groove, when the sliding member 712 slides along the sliding channel 711 to be engaged with the end of the abutting member 72, the end of the abutting member 72 is located in the limiting groove, and when the abutting member 72 is engaged with the sliding member 712 only by passing the end through the through hole 713, the stable engagement between the two can be ensured. And the arrangement of the rubber layer 721 can further improve the fitting stability.
As shown in fig. 9, the slider 712 includes a sliding base 7121 and a sliding block 7122 fixed to each other, wherein the sliding base 7121 can slide along a sliding rail 711, and the sliding block 7122 is located above the sliding base 7121 and is provided with the through hole 713.
Specifically, perforation 713 can set up to the bar hole, after the tip of butt 72 passed this bar hole, can keep away from the one side butt of wire winding roller 3 lateral wall and press from both sides tight fixed with wire rope 8 with this bar hole, when needs slide slider 712 in order to realize breaking away from with butt 72, can push down the tip of butt 72 and make its middle part that is located the bar hole, in order to reduce the area of contact between this butt 72 and the bar hole inner wall, reduce frictional force between the two, then can follow slide 711 remove slider 712 in order to break away from with butt 72 can, it is comparatively convenient to operate.
In the above embodiment, the locking portion 7 further includes a hinge seat 73, the abutting member 72 is hinged to the hinge seat 73, the hinge seat 73 is connected to the outer sidewall of the rope winding roller 3 through a bolt 731, an adjusting washer 732 is further disposed between the hinge seat 73 and the outer sidewall of the rope winding roller 3, a distance between the hinge point 74 between the abutting member 72 and the hinge seat 73 and the outer sidewall of the rope winding roller 3 can be adjusted through the adjusting washer 732, specifically, the distance can be adjusted according to the diameter of the steel wire rope 8, so that the abutting member 72 can abut against the end surface of the steel wire rope 8 and clamp and fix the end of the steel wire rope 8, and the flexibility is good.
In addition, in order to facilitate adjustment and use, in this embodiment, a placing box 9 for placing the adjusting gasket 732 may be further provided, so as to be taken at any time, specifically, the placing box 9 may be fixedly disposed on the base 1, or may be fixedly disposed on the bracket 52, the rack 2, and the like, which is not limited herein.
In the above embodiment, the driving mechanism 4 includes the motor 41 and the transmission part 42, wherein the motor 41 (a speed reduction component may also be provided) is provided on the base 1, the frame 2 is provided with the rotating shaft 21, the rotating shaft 21 can rotate relative to the frame 2 and can rotate synchronously with the rope winding roller 3, the transmission part 42 is in transmission connection between the motor 41 and the rotating shaft 21, or the motor 41 can be directly connected with the rotating shaft 21 and directly drives the rotating shaft 21 to rotate, and the transmission part 42 can provide protection for the motor 41, so as to avoid the situation that the motor 41 is damaged due to a large load.
Further, as shown in fig. 1 and fig. 2, the transmission part 42 in this embodiment includes a chain wheel 421 and a chain 422, wherein the chain wheel 421 rotates coaxially with the rotating shaft 21, and the chain 422 meshes with the chain wheel 421 and is in transmission connection with the motor 41, or alternatively, the transmission part 42 may be configured to include a driving gear and a driven gear that mesh with each other, wherein the driving gear is in transmission connection with the motor 41, the driven gear can rotate coaxially with the rotating shaft 21, and the arrangement of the chain wheel 421 and the chain 422 can provide better protection for the motor 41 under high load, and the requirements of the chain wheel 421 and the chain 422 on the installation position are low.
In the above embodiment, the lower end surface of the base 1 is further provided with the roller 11, and the upper end surface of the base 1 is further provided with the pushing portion 12 to form a cart, so as to facilitate moving the cart. Or, in this embodiment, a lifting point may also be arranged above the base 1, and the movement of the winding device may be realized by lifting, which is not limited specifically here. When the base 1 is set to be a cart structure, the moving operation can be further simplified, and the flexibility is good.
In addition, in this embodiment, the reinforcing ribs 10 are provided at the places where the frame 2, the bracket 52, and the pushing portion 12 are provided with the bends, so as to ensure the overall structural strength.
In the above embodiment, the measuring mechanism 6 includes the counter 61, the first sensing member 62 and the second sensing member 63, as shown in fig. 1, the first sensing member 62 is disposed on the edge of the rope winding roller 3, the second sensing member 63 is disposed on the frame 2 and is provided with the proximity switch 64, and the counter 61 is in signal connection with the proximity switch 64 and can be used for acquiring the proximity times of the first sensing member 62 and the second sensing member 63. That is to say, the measuring mechanism 6 knows the number of turns of the rope winding roller 3 through the proximity switch 64, so as to know the length of the steel wire rope 8 wound around the outer circumferential wall of the rope winding roller 3, or can calculate the length of the steel wire rope 8 by detecting the number of turns of the rotation shaft 21, or can calculate the length of the steel wire rope 8 by monitoring the number of turns of the rotation of the main shaft of the motor 41, which is not limited herein. Specifically, how the counter 61 is in signal connection with the proximity switch 64 and obtains the number of times of the proximity of the first sensing element 62 and the second sensing element 63 is well known in the art, and for the sake of brevity, the description thereof is omitted here.
Specifically, the measuring mechanism 6 further comprises an electric cabinet 65 and a console 66, wherein the electric cabinet 65 is used for installing specific hardware equipment, the console 66 is used for operating the measuring mechanism 6, and the measuring mechanism 6 can be further provided with a display so as to display the measuring result.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that it is obvious to those skilled in the art that various modifications and improvements can be made without departing from the principle of the present invention, and these modifications and improvements should also be considered as the protection scope of the present invention.
Claims (15)
1. A winding device for a steel wire rope of a crown block is characterized by comprising a base (1), a rack (2) arranged on the base (1), a rope winding roller (3), a driving mechanism (4), a rope pressing mechanism (5) and a measuring mechanism (6);
the rope winding roller (3) is arranged on the rack (2), and the driving mechanism (4) can drive the rope winding roller (3) to rotate so as to enable the steel wire rope (8) to wind or separate from the outer peripheral wall of the rope winding roller (3);
the rope pressing mechanism (5) is provided with a limiting surface (51) arranged along the axial direction of the rope winding roller (3), and a gap with a preset size is reserved between the limiting surface (51) and the outer peripheral wall of the rope winding roller (3);
the measuring mechanism (6) is used for measuring the number of turns of the rope winding roller (3) driven by the driving mechanism (4).
2. A winding device for a crown block steel wire rope according to claim 1, characterized in that the peripheral wall of the rope winding roller (3) is provided with a groove (31) along the circumference thereof, and the driving mechanism (4) can drive the rope winding roller (3) to rotate so as to wind the steel wire rope (8) in the groove (31);
and a gap with the preset size is reserved between the limiting surface (51) and the bottom wall of the groove (31).
3. The winding device for the crown block steel wire rope according to claim 2, wherein the rope pressing mechanism (5) comprises a support (52), a pressing plate (53) arranged on the support (52) and an adjusting component, the support (52) is arranged on the base (1), the lower end surface of the pressing plate (53) is provided with the limiting surface (51), and the adjusting component is used for adjusting a gap between the limiting surface (51) and the bottom wall of the groove (31).
4. A winding device for a crown block steel wire rope according to claim 3, wherein the adjusting component comprises a fixed frame (54) and a screw rod (55) and a guide rod (56) which are arranged in parallel, the fixed frame (54) is fixed with the bracket (52), the fixed frame (54) is provided with a screw hole (541) and a guide hole (542), the screw rod (55) and the guide rod (56) are respectively connected with one side end surface of the pressure plate (53) far away from the groove (31), and the screw rod (55) can rotate relative to the pressure plate (53);
the screw rod (55) can be matched with the screw hole (541), and the guide rod (56) can penetrate through the guide hole (542) and move along the axial direction of the guide hole (542).
5. A winding device for a crown block steel wire rope according to claim 4, characterized in that a hand wheel (57) is further arranged at one end of the screw rod (55) far away from the pressure plate (53).
6. A winding device for a crown block wire rope according to any one of claims 2-5, characterized in that the outer side wall of the winding roller (3) is further provided with two locking holes (32), and the end of the wire rope (8) in the groove (31) can pass through the two locking holes (32) in sequence.
7. A winding device for a crown block steel wire rope according to claim 6, characterized in that the outer side wall of the rope winding roller (3) is further provided with a locking part (7), the locking part (7) comprises an abutting part (72) and a locking part (71), one end of the abutting part (72) is hinged with the outer side wall of the rope winding roller (3), and the other end of the abutting part (72) is detachably connected with the locking part (71);
the abutting piece (72) is arranged between the two lock holes (32), and the abutting piece (72) can abut against the steel wire rope (8) sequentially passing through the two lock holes (32).
8. A winding device for a crown block steel wire rope according to claim 7, characterized in that a pressing block (723) is further arranged on the abutting surface of the abutting piece (72) and the steel wire rope (8), and the pressing block (723) can clamp the steel wire rope (8) with the outer side wall of the rope winding roller (3);
and/or a needle-shaped structure (722) is further arranged on the abutting surface of the abutting piece (72) and the steel wire rope (8), and the needle-shaped structure (722) can be inserted into the steel wire rope (8).
9. A winding device for a crown block wire rope according to claim 7, characterized in that said locking piece (71) comprises a slideway (711) and a sliding piece (712), said slideway (711) is arranged on the outer side wall of said rope winding roller (3), said sliding piece (712) can slide along said slideway (711) to engage with or disengage from the end of said abutment piece (72).
10. A winding device for a wire rope of an overhead travelling crane according to claim 9, wherein the sliding member (712) is provided with a through hole (713), the end of the abutting member (72) can pass through the through hole (713) and abut against the wire rope (8), and a rubber layer (721) is further provided at the fitting position of the end of the abutting member (72) and the through hole (713).
11. A winding device for a crown block steel wire rope according to claim 9, characterized in that the locking part (7) further comprises a hinge seat (73), the abutting piece (72) is hinged with the hinge seat (73), the hinge seat (73) is connected with the outer side wall of the rope winding roller (3) through a bolt (731), an adjusting gasket (732) is further arranged between the hinge seat (73) and the outer side wall of the rope winding roller (3), and the adjusting gasket (732) can adjust the distance between the hinge point (74) of the abutting piece (72) and the hinge seat (73) and the outer side wall of the rope winding roller (3).
12. A winding device for a crown block wire rope according to any one of claims 1-5, characterized in that the driving mechanism (4) comprises a motor (41) and a transmission part (42), the frame (2) is provided with a rotating shaft (21), and the rotating shaft (21) can rotate relative to the frame (2) and can rotate synchronously with the rope winding roller (3);
the motor (41) is arranged on the base (1), and the transmission part (42) is in transmission connection between the motor (41) and the rotating shaft (21).
13. A winding device for a crown block steel wire rope according to claim 12, wherein said transmission part (42) comprises a chain wheel (421) and a chain (422), said chain wheel (421) rotates coaxially with said rotating shaft (21), said chain (422) is engaged with said chain wheel (421) and is in transmission connection with said motor (41).
14. A winding device for a crown block steel wire rope according to any one of claims 1-5, characterized in that the lower end surface of the base (1) is further provided with a roller (11), and the upper end surface of the base (1) is further provided with a pushing part (12).
15. A winding device for a steel wire rope of an overhead travelling crane according to any one of claims 1 to 5, wherein the measuring mechanism (6) comprises a counter (61), a first sensing member (62) and a second sensing member (63), the first sensing member (62) is disposed on the rope winding roller (3), the second sensing member (63) is disposed on the frame (2) and provided with a proximity switch (64), and the counter (61) is in signal connection with the proximity switch (64) and can be used for acquiring the number of times of approach of the first sensing member (62) and the second sensing member (63).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110004454.6A CN112693966A (en) | 2021-01-04 | 2021-01-04 | Wire winding device for crown block steel wire rope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110004454.6A CN112693966A (en) | 2021-01-04 | 2021-01-04 | Wire winding device for crown block steel wire rope |
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| CN112693966A true CN112693966A (en) | 2021-04-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110004454.6A Pending CN112693966A (en) | 2021-01-04 | 2021-01-04 | Wire winding device for crown block steel wire rope |
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| CN (1) | CN112693966A (en) |
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Application publication date: 20210423 |