CN105152055A - Device for testing winding performance of steel wire rope - Google Patents

Abstract

A device for testing the winding performance of a steel wire rope, the device includes a reel support, a main shaft, a bearing a, a retaining ring, a reel, an intermediate baffle, a screw a, a drum, a bearing b, a coupling, and a stepping motor Bracket, screw b, stepper motor, screw c. The reel is composed of two mutually symmetrical semicircular reels, and the main shaft is assembled with the mounting holes of the reel support through the bearing a and bearing b installed at both ends; the screw a fixes the two semicircular reels on the drum screw c to install and fix the two intermediate baffles on the two semicircular drums; one end of the main shaft is connected with the output shaft of the stepping motor through a coupling; the winding device has the advantages of simple structure, convenient use, and easy Processing, easy to control and other advantages. The reel is driven by a stepping motor, and the speed and acceleration of the stepping motor can be controlled by controlling the pulse frequency, so that the winding speed of the wire rope can be precisely controlled.

Description

A device for testing the winding performance of steel wire rope

technical field

The invention relates to a device roll for testing the winding performance of a steel wire rope, which belongs to the field of steel wire rope winding.

Background technique

Most of the drums currently used for winding steel wire ropes are complete cylindrical drums. Generally, suitable drums are selected according to needs, and they do not need to be replaced repeatedly after being fixed. The purpose of designing the winding device is to test the influence of drums of different diameters and widths on the winding performance of the wire rope, so drums of different diameters and widths need to be replaced frequently. However, the common cylindrical reel support has only one diameter and width. Assuming that m kinds of diameter reels need to be tested, and each diameter reel has n kinds of widths, then m×n conventional reels need to be processed. And if the conventional reel needs to be replaced after being fixed, many parts such as the main shaft will be unloaded, so the replacement is more time-consuming. Especially under the condition of changing a large number of reels, it is particularly important whether the replacement is convenient. In view of the various shortcomings of the existing test devices, it is imminent to design a new type of wire rope winding device that meets the test requirements and can quickly replace the reel.

Contents of the invention

The object of the present invention is to provide a wire rope winding device that can replace drums of different sizes, so as to test the reasonable diameter and width of the drum used to wind the wire rope under a certain working condition. The reel of the new winding device is composed of two semicircular reels and two semicircular baffles, so that reels of different specifications can be quickly replaced without dismantling the main shaft, bearings and other parts. All rolls have the same inner diameter and are fixed to the rolls with hexagon socket head cap screws. There are 7 sets of threaded holes inside the reel for installing the middle baffle. During the installation of the baffle, the intermediate baffle can be fixed at different positions inside the drum. When winding the wire rope, just wind the wire rope between the drum side baffle and the middle baffle. Rollers of different widths can be obtained by adjusting the position of the middle baffle. The roller is fixed on the main shaft through a key and a retaining ring, and a shaft coupling is used for transmission between the main shaft and the stepping motor.

In order to achieve the above object, the technical solution adopted by the present invention is a device for testing the winding performance of the steel wire rope, which includes a drum support, a main shaft, a bearing a, a retaining ring, a drum, an intermediate baffle, a screw a, Roller, bearing b, coupling, stepper motor bracket, screw b, stepper motor, screw c.

Specifically, the reel is composed of two mutually symmetrical semicircular reels, wherein an intermediate baffle is installed in the middle of each semicircular reel; the main shaft is provided with a keyway, a retaining ring groove , the roller and the main shaft are fixed together through the cooperation of the keyway, the retaining ring and the groove of the retaining ring, so as to realize the circumferential and axial positioning of the roller on the main shaft; the main shaft is installed at both ends through bearing a, bearing b and The installation holes of the reel support are assembled together; there are threaded holes at both ends of the reel, and screw a fixes the two semicircular reels on the reel; there is a threaded hole in the middle of the semicircular reel, and screw c fixes the two intermediate baffles fixed on two semi-circular reels; one end of the main shaft is connected with the output shaft of the stepper motor through a coupling; the stepper motor is fixed on the stepper motor bracket through a screw b; the stepper motor transmits the torque through the coupling and the rotation speed are transmitted to the main shaft; the stepping motor can control the speed and acceleration of the stepping motor by controlling the pulse frequency, so that the winding speed of the wire rope can be precisely controlled.

The outer diameters of the winding cable parts of the reel are 80 mm, 90 mm, 100 mm, 110 mm, 120 mm, 130 mm, and 140 mm; mm, 120 mm, 130 mm, 140 mm. When changing wire rope drums with different outer diameters, you only need to remove the screw a used to fix the half-ring cylinder, and you can easily replace the drum without disassembling other parts, which greatly reduces the time required for replacing the drum. time.

The middle baffle is composed of two semicircular baffles, and the two semicircular baffles are fixed on the reel with screw c, so as to facilitate the fixing and disassembly of the middle baffle on the reel; at the same time , There are 7 groups of threaded holes arranged side by side and evenly distributed in the middle of the reel, and the middle baffle is fixed on one of the 7 groups of threaded holes of the reel with screws c, by changing the axial position of the baffle on the reel, Rolls of different widths can be obtained.

The roller extends 1 mm outward relative to both ends of the drum, and protrudes 1 mm outward for axial positioning of the drum.

Compared with the prior art, the present invention has the following beneficial effects.

1. The winding device has the advantages of simple structure, convenient use, easy processing, and easy control.

2. The reel is driven by a stepping motor, and the speed and acceleration of the stepping motor can be controlled by controlling the pulse frequency, so that the winding speed of the wire rope can be precisely controlled.

3. Except for the 304 stainless steel main shaft, the entire steel wire rope winding device is made of aluminum alloy for other parts that need to be processed, which not only ensures the rigidity required by the system, but also facilitates the processing of parts.

Description of drawings

Fig. 1 is the A-A sectional structure diagram of the device of the present invention.

Figure 2 is a top view of the device of the present invention.

Fig. 3 is a right side view of the device of the present invention.

Fig. 4 is a left side view of the device of the present invention.

Figure 5 is a semi-annular reel with an outer diameter of 80 mm.

Figure 6 is a semi-annular reel with an outer diameter of 90 mm.

Figure 7 is a semi-annular reel with an outer diameter of 100 mm.

Figure 8 is a semi-annular drum with an outer diameter of 110 mm.

Figure 9 is a semi-annular reel with an outer diameter of 120 mm.

Figure 10 is a semi-annular reel with an outer diameter of 130 mm.

Figure 11 is a semi-annular reel with an outer diameter of 140 mm.

In the figure: 1. Reel support, 2. Main shaft, 3. Bearing a, 4. Retaining ring, 5. Reel, 6. Intermediate baffle, 7. Screw a, 8. Roller, 9. Bearing b, 10, shaft coupling, 11, stepping motor bracket, 12, screw b, 13, stepping motor, 14, screw c.

Detailed ways

The present invention will be described in further detail below in conjunction with the accompanying drawings and embodiments.

As shown in Figure 1-11, a device for testing the winding performance of a wire rope, the device includes a drum support 1, a main shaft 2, a bearing a3, a retaining ring 4, a drum 5, an intermediate baffle 6, and a screw a7 , Drum 8, bearing b9, coupling 10, stepping motor bracket 11, screw b12, stepping motor 13, screw c14.

Specifically, the reel 5 is composed of two mutually symmetrical semicircular reels, wherein a middle baffle 6 is installed in the middle of each semicircular reel; The retaining ring groove, the drum 8 and the main shaft 2 are fixed together through the cooperation of the keyway, and the retaining ring 4 and the retaining ring groove, so as to realize the circumferential and axial positioning of the drum 8 on the main shaft 2; the main shaft 2 passes two The bearing a3 and bearing b9 installed at the end are assembled with the mounting holes of the drum support 1; the two ends of the drum 8 are provided with threaded holes, and the screws a7 fix the two semicircular drums 5 on the drum 8; the middle of the semicircular drum 5 Threaded holes are provided, and the two intermediate baffles 6 are installed and fixed on the two semicircular drums 5 by screws c14; one end of the main shaft 2 is connected with the output shaft of the stepper motor 13 through a coupling 10; the stepper motor 13 Be fixed on the stepper motor support 11 by screw b12; Stepper motor 13 transmits torque and rotating speed to main shaft 2 through shaft coupling 10; Acceleration, so that the winding speed of the wire rope can be precisely controlled.

The external diameters of the coiled cable parts of the reel 5 are respectively 80 mm, 90 mm, 100 mm, 110 mm, 120 mm, 130 mm, and 140 mm; the corresponding intermediate baffles 6 internal diameters are respectively 80 mm, 90 mm, and 100 mm . There is no need to disassemble other components, which greatly reduces the time required for replacing the reel 8 .

The middle baffle 6 is composed of two semicircular baffles, and these two semicircular baffles are fixed on the reel 5 with screws c14, so as to facilitate the fixing of the middle baffle 6 on the reel 5 and disassembly; at the same time, there are 7 sets of threaded holes arranged side by side and evenly distributed in the middle of the reel 5, and the middle baffle 6 is fixed on one of the 7 sets of threaded holes of the reel 5 with screws c14. By changing the baffle 6 in Depending on the axial position on the roll 5, rolls 5 with different widths can be obtained.

The roller 8 extends outward by 1 mm relative to both ends of the drum 5 and protrudes outward by 1 mm for the axial positioning of the drum 5 .

Example

The reel of the wire rope winding device is not a complete cylindrical reel, but consists of two half-ring reels, and the two half-ring reels are fixed on the drum with M4 socket head cap screws to form a complete of reels. The external diameters of the coiled cable parts of the reel 5 are respectively 80 mm, 90 mm, 100 mm, 110 mm, 120 mm, 130 mm, and 140 mm; the corresponding intermediate baffles 6 internal diameters are respectively 80 mm, 90 mm, 100 mm, 110 mm, 120 mm, 130 mm, 140 mm; bearing a3 and bearing b9 adopt FF06 bearings, screw a7 adopts M3 inner hexagon head screw, coupling 10 adopts D25L30 coupling, and screw b adopts M5 inner hexagon Cylindrical head screw, stepping motor 13 adopts 23HS2001 type stepping motor, and screw c14 adopts M4 inner hexagonal cylindrical head screw.

Fix the FF06 bearing on the left end of the reel support with 4 M3 hexagon socket head screws; also use 4 M3 hexagon socket head screws to fix the FK06 bearing on the right end of the reel support; there is a keyway and a circlip on the main shaft Retaining ring groove, use key and circlip retaining ring to fix the drum on the main shaft; there are 6 M4 threaded holes at both ends of the drum for fixing the drum; Fix it on the drum so that it can be combined into a complete drum; use M5 socket head cap screws to fix the drum bracket and stepper motor bracket together; use M5 socket head cap screws to fix the 23HS2001 stepping motor on the On the motor bracket 11; the 23HS2001 type stepper motor transmits the torque and rotating speed to the main shaft through the shaft coupling.

The rotation of the reel is driven by a 23HS2001 stepper motor instead of using an ordinary DC or AC motor. The speed and acceleration of the stepper motor can be controlled by controlling the pulse frequency, so that the winding speed of the wire rope can be precisely controlled.

The reel bracket and the stepper motor bracket are fixed together by M5 hexagon socket head cap screws. The purpose of using the split bracket is to conveniently fix the FK06 bearing on the right side of the bracket.

A series of 7 groups of semi-ring drums have the same internal diameter, which is 70 mm, so that they can be fixed on the same drum; the wall thickness of the drum and the thickness of the side baffles are 5 mm. The drum extends 1mm outward relative to both ends of the drum, and protrudes 1 mm outward for axial positioning of the drum. The axial positioning and circumferential positioning of the drum on the main shaft are realized by means of circlip rings and keys respectively.

Claims (4)

1. A device for testing the winding performance of a steel wire rope, characterized in that: the device comprises a reel support (1), a main shaft (2), a bearing a (3), a retaining ring (4), a reel (5 ), intermediate baffle (6), screw a (7), roller (8), bearing b (9), coupling (10), stepping motor bracket (11), screw b (12), stepping motor (13), screw c (14); Specifically, the reel (5) is composed of two mutually symmetrical semicircular reels, wherein an intermediate baffle (6) is installed in the middle of each semicircular reel; A keyway and a retaining ring groove are provided, and the drum (8) and the main shaft (2) are fixed together through the cooperation of the key groove, and the retaining ring (4) and the retaining ring groove, so that the roller (8) is fixed on the main shaft ( 2) Circumferential positioning and axial positioning; the main shaft (2) is assembled with the mounting holes of the reel support (1) through the bearing a (3) and bearing b (9) installed at both ends; the drum (8) Both ends of the cylinder are provided with threaded holes, and the screw a (7) fixes the two semicircular reels (5) on the cylinder (8); the middle of the semicircular reel (5) is provided with threaded holes, and the screw c (14) fixes the two semicircular reels (5). The middle baffle (6) is installed and fixed on two semicircular drums (5); one end of the main shaft (2) is connected with the output shaft of the stepper motor (13) through a coupling (10); the stepper motor ( 13) be fixed on the stepping motor bracket (11) by screw b (12); the stepping motor (13) transmits torque and rotating speed to the main shaft (2) through the coupling (10); the stepping motor (13 ) can control the speed and acceleration of the stepper motor by controlling the pulse frequency, so that the winding speed of the wire rope can be precisely controlled. 2. A device for testing the winding performance of steel wire ropes according to claim 1, characterized in that: the outer diameters of the coiled cable parts of the reel (5) are respectively 80 mm, 90 mm, 100 mm, 110 mm, 120 mm, 130 mm, 140 mm; the inner diameters of the corresponding intermediate baffles (6) are respectively 80 mm, 90 mm, 100 mm, 110 mm, 120 mm, 130 mm, and 140 mm. (5), it is only necessary to remove the screw a (7) used to fix the half-ring cylinder (5) to easily replace the reel (5), without disassembling other parts, which greatly reduces the need for reel replacement (8) The time required. 3. A device for testing the winding performance of steel wire ropes according to claim 1, characterized in that: the middle baffle (6) is made up of two semicircular baffles, screw c (14) to These two semicircular baffles are fixed on the reel (5) to facilitate the fixing and disassembly of the middle baffle (6) on the reel (5); 7 sets of threaded holes evenly distributed, using screw c (14) to fix the intermediate baffle (6) on one of the 7 sets of threaded holes of the reel (5), by changing the baffle (6) on the reel (5 ), the reels 5 with different widths can be obtained. 4. A device for testing the winding performance of a steel wire rope according to claim 1, characterized in that: the drum (8) extends 1 mm outward relative to both ends of the drum (5), and is convex outward. Up to 1 mm for the axial positioning of the reel (5).