Steel wire rope detection device for crane

Abstract

The utility model discloses a steel wire rope detection device for a crane, which comprises a base, support plates are mounted on two sides of the top of the base, chucks are arranged on the inner sides of the support plates, one side wall of each chuck is fixedly connected with a short shaft, the short shaft movably penetrates through the support plates and is fixedly connected with a first bevel gear, and the outer wall of the first bevel gear is meshed with a second bevel gear. The second bevel gear is fixed to the outer end of a transmission shaft of the servo motor. When the friction wheel is attached to the surface of the steel wire rope to move back and forth for friction detection, the servo motor is started to drive the second bevel gear to rotate, so that the first bevel gear rotates, the tensioned steel wire rope can be driven to rotate slowly, and comprehensive friction detection can be performed on the surface of the steel wire rope; therefore, the detection accuracy is ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to steel wire rope detection technical field, concretely is steel wire rope detection device for crane. BACKGROUND

[0002] The crane steel wire rope reciprocates on the pulley in the actual use process, thereby the steel wire rope used by the crane needs to detect the wear resistance of the steel wire rope after production and processing, thereby needs to use the corresponding steel wire rope detection device.

[0003] The existing steel wire rope wear resistance detection device mostly is that the steel wire rope is tensioned, then utilizes the friction block to move on the steel wire rope, thereby realizes the friction detection to the steel wire rope, but the steel wire rope will rotate axially in the actual use, thereby the steel wire rope will be all -round friction, but the friction block is tightly only can carry out the friction detection to the single side of the steel wire rope being detected, thereby influences the accuracy of detection, and in the process of friction, along with the consumption of friction block, thereby the friction degree exists the change, cannot guarantee that the friction force always keeps constant, thereby further influences the steel wire rope detection accuracy. Therefore, we propose the steel wire rope detection device for crane. SUMMARY

[0004] The utility model discloses a crane steel wire rope detection device, solve the problem raised in the background art.

[0005] To realize the above -mentioned purpose, the utility model provides the following technical scheme: crane steel wire rope detection device, including the base, both sides of the top of base are installed with the support board, the inside of support board is provided with the chuck, one side wall of chuck is fixedly connected with the short shaft, the short shaft is active and is penetrated through support board and is fixedly connected with first bevel gear, the outer wall of first bevel gear is engaged with second bevel gear, and the second bevel gear is fixed on the outer end of transmission shaft of servo motor, and the servo motor is fixed on the outer wall of support board, the top of base is set up with the strip -shaped groove, the inner chamber of strip -shaped groove is fixed with guide rail, and the outer wall of guide rail is equipped with the electric sliding block of adaptation, the top of electric sliding block is fixedly connected with the adjusting plate, and the side wall of adjusting plate is connected with the movable plate, and the side wall of movable plate is rotatably connected with the friction wheel.

[0006] In this technical scheme, the steel wire rope is clamped and tensioned by the chuck on both sides, then the friction wheel is attached to the steel wire rope, the adjusting plate is moved back and forth by the electric sliding block, so that the friction wheel can rub back and forth on the steel wire rope for detection. In the detection process, starting the servo motor can drive the second bevel gear to rotate, which in turn drives the first bevel gear to rotate, so that the chuck rotates, which can make the steel wire rope rotate slowly, ensuring that the surface of the steel wire rope is fully rubbed, and ensuring the accuracy of the friction detection of the steel wire rope.

[0007] As a preferred embodiment of the utility model, the outer wall of the adjusting plate is provided with a second limiting sliding groove, a second limiting sliding block matched with the second limiting sliding groove is inserted into the inner cavity of the second limiting sliding groove, the outer wall of the second limiting sliding block is fixedly connected with the movable plate, and a second electric push rod is connected to the top of the second limiting sliding block.

[0008] In this technical scheme, the second electric push rod can drive the second limiting sliding block to descend, thereby driving the friction wheel to descend, so as to ensure that the friction wheel exerts a certain pressure on the steel wire rope and ensure the friction effect.

[0009] As a preferred embodiment of the utility model, a pressure switch is fixedly connected to the top of the second limiting sliding block, and the top of the pressure switch is fixedly connected with the tail end of the second electric push rod.

[0010] In this technical scheme, when the second electric push rod exerts pressure on the steel wire rope through the friction wheel, the pressure switch can be used to monitor the applied pressure, so that when the pressure is insufficient, the second electric push rod can be automatically started to drive the friction wheel to pressurize the steel wire rope, thereby ensuring that the friction pressure on the steel wire rope is constant during the friction test, and further ensuring the accuracy of the friction performance detection.

[0011] As a preferred embodiment of the utility model, the tail end of one of the supporting plates is fixedly connected with the top of the base, a first limiting sliding groove is formed in the other side of the top of the base, a first limiting sliding block matched with the first limiting sliding groove is inserted into the inner cavity of the first limiting sliding groove, a first electric push rod is fixedly connected with the side wall of the first limiting sliding block, the outer end of the first electric push rod is fixedly connected with the inner wall of the first limiting sliding groove, and the top of the first limiting sliding block is fixedly connected with the corresponding supporting plate.

[0012] In this technical scheme, after the chuck is used to clamp and fix the steel wire rope, the first electric push rod can be started to drive the first limiting sliding block to move, so that the corresponding supporting plate moves outward, thereby realizing the tensioning of the steel wire rope and ensuring the friction effect.

[0013] As a preferred embodiment of the utility model, an annular groove is formed in the outer wall of the friction wheel.

[0014] In this technical scheme, the annular groove is arranged, so that the steel wire rope can be clamped in the annular groove, thereby ensuring the accuracy of the friction of the steel wire rope by the friction wheel.

[0015] Compared with the prior art, the utility model has the following advantages:

[0016] The utility model discloses a friction wheel is attached to the surface of steel wire rope and moves back and forth to carry out friction detection, starts servo motor and drives second bevel gear to rotate, thereby makes first bevel gear rotate, and further can drive the slowly rotating steel wire rope of being tensioned, thereby can carry out friction detection to the surface of steel wire rope comprehensively, thereby guarantees the accuracy of detection;

[0017] When the friction wheel is pressed on the steel wire rope to carry out pressure test friction, the second electric push rod can be controlled by using the pressure switch, thereby the pressure that the second electric push rod drives the friction wheel to exert to the steel wire rope can be kept constant moderately, thereby the friction effect to the steel wire rope can be guaranteed, and further the accuracy of friction detection can be guaranteed. BRIEF DESCRIPTION OF DRAWINGS

[0018] Other features, objects and advantages of the utility model will become more apparent through reading the following detailed description of non-restrictive embodiments with reference to the accompanying drawings:

[0019] Figure 1 It is whole structure schematic diagram of crane steel wire rope detection device of the utility model;

[0020] Figure 2 It is adjusting plate and movable plate connecting structure schematic diagram of crane steel wire rope detection device of the utility model;

[0021] Figure 3 It is base surface structure schematic diagram of crane steel wire rope detection device of the utility model.

[0022] In the drawing: 1, base;11, first limit sliding slot;12, first limit sliding block;13, first electric push rod;14, strip slot;15, guide rail;16, electric sliding block;

[0023] 2, support plate;21, chuck;22, short shaft;23, first bevel gear;24, second bevel gear;25, servo motor;

[0024] 3, adjusting plate;31, movable plate;32, friction wheel;33, second limit sliding block;34, pressure switch;35, second electric push rod. DETAILED DESCRIPTION

[0025] In order to make the technical means, creative features, purposes and effects of the utility model easy to understand, the following further elaborates the utility model in combination with specific implementation manners.

[0026] Please refer to Figures 1-3The utility model provides a technical scheme: crane steel wire rope detection device, including base 1, the both sides of base 1's top are all installed with support plate 2, the inside of support plate 2 is provided with chuck 21, one side wall of chuck 21 is fixedly connected with short shaft 22, short shaft 22 is active and is penetrated through support plate 2 and is fixedly connected with first bevel gear 23, the outer wall of first bevel gear 23 is engaged with second bevel gear 24, and second bevel gear 24 is fixed on the transmission shaft outer end of servo motor 25, and servo motor 25 is fixed on the outer wall of support plate 2, and the top one side of base 1 is provided with strip slot 14, and the inner chamber of strip slot 14 is fixed with guide rail 15, and the outer wall of guide rail 15 is equipped with the electric sliding block 16 of adaptation, and the top of electric sliding block 16 is fixedly connected with adjusting plate 3, and the side wall of adjusting plate 3 is connected with movable plate 31, and the side wall of movable plate 31 is rotatably connected with friction wheel 32;

[0027] In actual use, the steel wire rope is clamped and tensioned by the chuck 21 on both sides, and then the friction wheel 32 is attached to the steel wire rope, and the adjusting plate 3 is moved back and forth by the electric sliding block 16, so that the friction wheel 32 can rub back and forth on the steel wire rope for detection. During detection, the servo motor 25 is started to drive the second bevel gear 24 to rotate, which in turn drives the first bevel gear 23 to rotate, so that the chuck 21 rotates, thereby enabling the steel wire rope to rotate slowly, ensuring comprehensive friction on the surface of the steel wire rope, and ensuring the accuracy of the friction detection of the steel wire rope.

[0028] Further, the tail end of one of the support plates 2 is fixedly connected to the top of the base 1, and a first limiting sliding groove 11 is formed on the other side of the top of the base 1. A first limiting sliding block 12 is inserted into the inner cavity of the first limiting sliding groove 11. The side wall of the first limiting sliding block 12 is fixedly connected with a first electric push rod 13. The outer end of the first electric push rod 13 is fixedly connected with the inner wall of the first limiting sliding groove 11. The top of the first limiting sliding block 12 is fixedly connected with the corresponding support plate 2. After the steel wire rope is clamped and fixed by the chuck 21, the first electric push rod 13 is started to drive the first limiting sliding block 12 to move, so that the corresponding support plate 2 moves outward, thereby achieving tensioning of the steel wire rope and ensuring the friction effect.

[0029] Further, an annular groove is formed on the outer wall of the friction wheel 32. The annular groove allows the steel wire rope to be clamped therein, thereby ensuring the accuracy of the friction of the steel wire rope by the friction wheel 32.

[0030] As Figure 1 and 2As shown, the outer wall of the adjusting plate 3 is provided with a second limiting sliding groove, the inner cavity of the second limiting sliding groove is inserted with a matched second limiting sliding block 33, the outer wall of the second limiting sliding block 33 is fixedly connected with the movable plate 31, the top of the second limiting sliding block 33 is connected with a second electric push rod 35, the second electric push rod 35 is fixedly connected with the top of the second limiting sliding groove inner cavity, the second electric push rod 35 can drive the second limiting sliding block 33 to descend, so as to drive the friction wheel 32 to descend, so as to ensure that the friction wheel 32 exerts a certain pressure on the steel wire rope, and ensure the friction effect;

[0031] Further, the top of the second limiting sliding block 33 is fixedly connected with a pressure switch 34, the top of the pressure switch 34 is fixedly connected with the tail end of the second electric push rod 35, and the pressure switch 34 and the second electric push rod 35 are electrically connected. When the second electric push rod 35 drives the friction wheel 32 to press the steel wire rope, the pressure switch 34 can be used to monitor the applied pressure, so that when the pressure is insufficient, the second electric push rod 35 can be automatically started to drive the friction wheel 32 to press the steel wire rope, so as to ensure that the friction pressure on the steel wire rope is constant during the friction test, and thus ensure the accuracy of the friction performance detection.

[0032] The specific implementation principle of the crane steel wire rope detection device in the embodiment is as follows: in actual use, the steel wire rope is clamped and tensioned by the clamping heads 21 on both sides, and then the friction wheel 32 is attached to the steel wire rope, the electric sliding block 16 is used to drive the adjusting plate 3 to move back and forth, so that the friction wheel 32 can rub back and forth on the steel wire rope for detection. During the detection process, the servo motor 25 is started to drive the second bevel gear 24 to rotate, thereby driving the first bevel gear 23 to rotate, so that the clamping head 21 rotates, thereby enabling the steel wire rope to rotate slowly, so as to ensure that the surface of the steel wire rope is rubbed comprehensively, thereby ensuring the accuracy of the steel wire rope friction detection. When the second electric push rod 35 drives the friction wheel 32 to press the steel wire rope, the pressure switch 34 can be used to monitor the applied pressure, so that when the pressure is insufficient, the second electric push rod 35 can be automatically started to drive the friction wheel 32 to press the steel wire rope, so as to ensure that the friction pressure on the steel wire rope is constant during the friction test, and thus ensure the accuracy of the friction performance detection.

[0033] The basic principle and main features of the present application and the advantages of the present application are shown and described above, and it is obvious for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, and the present application can be implemented in other specific forms without departing from the spirit or basic features of the present application. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting, and the scope of the present application is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present application. Any reference signs in the claims should not be regarded as limiting the claims involved.

Claims

1. A device for detecting a wire rope for a crane, comprising a base (1), characterized in that: The top of the base (1) is provided with a support plate (2) on both sides, the inner side of the support plate (2) is provided with a chuck (21), one side wall of the chuck (21) is fixedly connected with a short shaft (22), the short shaft (22) is movably penetrated through the support plate (2) and is fixedly connected with a first bevel gear (23), the outer wall of the first bevel gear (23) is engaged with a second bevel gear (24), the second bevel gear (24) is fixed to the outer end of the transmission shaft of a servo motor (25), the servo motor (25) is fixed to the outer wall of the support plate (2), one side of the top of the base (1) is provided with a strip-shaped groove (14), the inner cavity of the strip-shaped groove (14) is fixedly connected with a guide rail (15), the outer wall of the guide rail (15) is sleeved with a matched electric sliding block (16), the top of the electric sliding block (16) is fixedly connected with an adjusting plate (3), one side wall of the adjusting plate (3) is connected with a movable plate (31), one side wall of the movable plate (31) is rotatably connected with a friction wheel (32).

2. The crane wire rope detection apparatus according to claim 1, characterized in that: The outer wall of the adjusting plate (3) is provided with a second limiting sliding groove, the inner cavity of the second limiting sliding groove is inserted with a matched second limiting sliding block (33), the outer wall of the second limiting sliding block is fixedly connected with the movable plate (31), the top of the second limiting sliding block (33) is connected with a second electric push rod (35), the second electric push rod (35) and the top of the inner cavity of the second limiting sliding groove are fixedly connected.

3. The crane wire rope detection apparatus according to claim 2, characterized in that: The top of the second limiting sliding block (33) is fixedly connected with a pressure switch (34), the top of the pressure switch (34) and the tail end of the second electric push rod (35) are fixedly connected.

4. The crane wire rope detection apparatus according to claim 1, characterized in that: One of The tail end of the support plate (2) and the top of the base (1) are fixedly connected, the other side of the top of the base (1) is provided with a first limiting sliding groove (11), the inner cavity of the first limiting sliding groove (11) is inserted with a matched first limiting sliding block (12), the side wall of the first limiting sliding block (12) is fixedly connected with a first electric push rod (13), the outer end of the first electric push rod (13) and the inner wall of the first limiting sliding groove (11) are fixedly connected, the top of the first limiting sliding block (12) and the corresponding support plate (2) are fixedly connected.

5. The crane wire rope detection apparatus of claim 1, wherein: The outer wall of the friction wheel (32) is provided with an annular groove.

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