Device for detecting strength of packing belt

Abstract

The device comprises a top plate, a movable connection assembly and a counterweight seat, the upper surface of the top plate is provided with a detection cylinder, the front side surface of the top plate is provided with a gap, and the telescopic end of the detection cylinder penetrates to the lower part of the top plate and is connected with the movable connection assembly. The movable connecting assembly comprises a guide disc, a movable disc, a buffer spring and a knuckle bearing, the telescopic end of the detection air cylinder is connected with the guide disc, a bearing connecting frame is arranged on the upper surface of the movable disc, the knuckle bearing is connected with the bearing connecting frame through a fixing shaft, and the upper end of the knuckle bearing is fixedly connected with the guide disc; the buffer spring is arranged between the guide disc and the movable disc, the balance weight base is located under the movable connecting assembly, and a center guide column is arranged in the center of the balance weight base. When the device is used for detecting the packing belts, the stress in different directions can be simulated, the detection is more accurate, the packing belts are ensured to be qualified, and the detection of the packing belts with different specifications can be realized by changing the number of the counterweight rings.

Description

Technical Field

[0001] The utility model relates to the technical field of strapping belt strength detection, in particular to a device for detecting strapping belt strength. Background Art

[0002] At present, in intelligent manufacturing production lines, the strength of strapping tape cannot be guaranteed; the breakage of strapping tape will damage the outer packaging of the product and affect the company's image; if force is applied to the strapping tape during product transportation, the breakage of the strapping tape will cause the product box to fall, which will not only damage the product, but even worse, cause the loading and unloading personnel to fall from the vehicle, endangering personal safety; Chinese patent application No. 202020394410.X discloses a strapping tape tensile strength detection device, which drives the clamping block to clamp the strapping tape through a nut-screw pair, and the device drives the upper connecting seat to move upward to perform a tensile test on the strapping tape; the device can detect the maximum tensile force that the strapping tape can withstand, but in actual use, the direction of the force applied during product transportation will change, and it is not necessarily vertical. The device can only detect vertically and cannot meet the detection requirements.

[0003] Chinese patent application No. 202223110113.6 discloses a device for detecting the strength of strapping tape for chemical fiber packaging boxes, wherein a vertical slide rail is arranged on the base, a slider is arranged on the slide rail, a detection body is fixed on the slider, and a tension spring is fixed on the base above the detection body. The device simulates manual loading of the strapping tape by hand to detect the strength of the strapping tape on the packaging box. The detection also limits the direction of the pulling force by cooperating with the slide rail and the slider, and can only detect the force in the vertical direction; it cannot meet the needs in actual use, so there is an urgent need for improved technology on the market to solve the above problems. Utility Model Content

[0004] The technical problem to be solved by the utility model is to overcome the existing defects and provide a device for detecting the strength of a strapping tape. When detecting the strapping tape, the device can simulate forces in different directions, and the detection is more accurate to ensure that the strapping tape is qualified. By changing the number of counterweight rings, the detection of strapping tapes of different specifications can be completed, and the problems in the background technology can be effectively solved.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a device for detecting the strength of a packing belt, comprising a top plate, a movable connection assembly and a counterweight seat, a detection cylinder is arranged on the upper surface of the top plate, a notch is arranged on the front side surface of the top plate, the telescopic end of the detection cylinder passes through the bottom of the top plate and is connected with the movable connection assembly, the movable connection assembly comprises a guide plate, a movable plate, a buffer spring and a joint bearing, the telescopic end of the detection cylinder is connected with the guide plate, a bearing connecting frame is arranged on the upper surface of the movable plate, the joint bearing is connected with the bearing connecting frame through a fixed shaft, the upper end of the joint bearing is fixedly connected with the guide plate, the buffer spring is arranged between the guide plate and the movable plate, the counterweight seat is located directly below the movable connection assembly, a central guide column is arranged at the center of the counterweight seat, a counterweight ring is sleeved on the central guide column, and connecting pieces are respectively arranged on the upper surface of the central guide column and the lower surface of the movable plate.

[0006] Furthermore, the connecting piece includes a locking pin and a pin frame, the pin frame is respectively fixed on the upper surface of the central guide column and the lower surface of the movable plate, and the locking pin is passed through the pin frame.

[0007] Furthermore, the connecting member is a hook, which is respectively fixed on the upper surface of the central guide column and the lower surface of the movable plate.

[0008] Furthermore, an annular bracket is provided at the lower end of the bracket, legs are provided on the lower surface of the annular bracket, a counterweight seat is provided on the annular bracket, a vibration motor is provided at the center of the lower surface of the counterweight seat, and the vibration motor corresponds to the center of the annular bracket.

[0009] Furthermore, guide arms are symmetrically arranged on the guide disc in the circumferential direction, guide posts are arranged on the lower surface of the top plate, and the guide arms are slidably connected to the guide posts via guide sleeves.

[0010] Compared with the prior art, the beneficial effects of the utility model are:

[0011] When testing the strapping tape, the device can simulate forces in different directions, making the test more accurate and ensuring that the strapping tape is qualified. By changing the number of counterweight rings, it can test strapping tapes of different specifications. The buffer spring plays a role in buffering the force and prevents the counterweight seat from swinging too much, ensuring safety during the test. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the structure of the utility model;

[0013] Figure 2 This is a schematic diagram of the front view structure of the utility model;

[0014] Figure 3 This is a bottom-up axonometric drawing of the utility model;

[0015] Figure 4This is a schematic diagram of the structure of the movable connection assembly of the utility model;

[0016] Figure 5 This is a schematic diagram of the structure of the utility model when viewed from above;

[0017] Figure 6 This is a schematic diagram of the installation structure of the hook on the counterweight seat of the utility model.

[0018] In the figure: 1 bracket, 2 connecting piece, 3 supporting leg, 4 center guide column, 5 counterweight seat, 6 counterweight ring, 7 movable connecting assembly, 8 top plate, 9 locking pin, 10 pin rack, 11 guide arm, 12 guide plate, 13 movable plate, 14 buffer spring, 15 guide column, 16 guide sleeve, 17 bearing connecting frame, 18 joint bearing, 19 detection cylinder, 20 annular bracket, 21 vibration motor, 22 notch, 23 hook. DETAILED DESCRIPTION

[0019] In the description of the present invention, it should be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0020] See also Figure 1-6The utility model provides a technical solution: a device for detecting the strength of a strapping tape, comprising a top plate 8, a movable connection assembly 7 and a counterweight seat 5. A detection cylinder 19 is arranged on the upper surface of the top plate 8, and a notch 22 is arranged on the front side of the top plate 8. The notch 22 facilitates the connection of the connector 2 with the two ends of the strapping tape. The telescopic end of the detection cylinder 19 passes through the bottom of the top plate 8 and is connected to the movable connection assembly 7. The length of the strapping tape should be controlled within the range of the detection cylinder 19, and should not be too long or too short. The counterweight seat 5 can be lifted. The movable connection assembly 7 comprises a guide plate 12, a movable plate 13, a buffer spring 14 and a joint bearing 18. The telescopic end of the detection cylinder 19 is connected to the guide plate 12, and a bearing connecting frame 1 is arranged on the upper surface of the movable plate 13. 7. The joint bearing 18 is connected to the bearing connecting frame 17 through a fixed shaft. The upper end of the joint bearing 18 is fixedly connected to the guide plate 12. The joint bearing 18 can realize the free rotation of the guide plate 12, thereby changing the force of the strapping tape to meet the detection requirements. The buffer spring 14 is arranged between the guide plate 12 and the movable plate 13. The buffer spring 14 plays a role in buffering the force to prevent the counterweight seat 5 from swinging too much. The counterweight seat 5 is located directly below the movable connection component 7. A central guide column 4 is arranged at the center of the counterweight seat 5. A counterweight ring 6 is mounted on the central guide column 4. By changing the number of counterweight rings 6, the detection of strapping tapes of different specifications can be met. The upper surface of the central guide column 4 and the lower surface of the movable plate 13 are respectively provided with connecting parts 2.

[0021] The connecting member 2 includes a locking pin 9 and a pin rack 10, the pin rack 10 is respectively fixed on the upper surface of the central guide column 4 and the lower surface of the movable disk 13, the locking pin 9 is passed through the pin rack 10, the two ends of the strapping tape are respectively knotted and passed through the locking pin 9, and then connected to the pin rack 10 through the locking pin 9; the connecting member 2 can also be a hook 23, which is respectively fixed on the upper surface of the central guide column 4 and the lower surface of the movable disk 13. The connecting member 2 can also adopt other clamping methods, as long as it can achieve fixation with the two ends of the strapping tape.

[0022] An annular bracket 20 is provided at the lower end of the bracket 1 , a leg 3 is provided on the lower surface of the annular bracket 20 , a counterweight seat 5 is provided on the annular bracket 20 , a vibration motor 21 is provided at the center of the lower surface of the counterweight seat 5 , and the vibration motor 21 corresponds to the center of the annular bracket 20 .

[0023] The guide arm 11 is symmetrically arranged in the circumferential direction of the guide plate 12, and a guide column 15 is arranged on the lower surface of the top plate 8. The guide arm 11 is slidably connected to the guide column 15 through a guide sleeve 16. The guide column 15 guides the guide arm 11 to ensure stability during the up and down movement.

[0024] During use: the operator hangs the two ends of a strapping tape on the connecting piece 2 respectively, turns on the control power supply, presses the rising button on the control system, and the detection cylinder 19 starts to rise slowly until the counterweight seat 5 is fully pulled up, and then starts the vibration motor 21, which drives the counterweight seat 5 to vibrate in different directions, so that the strapping tape is subjected to tension in different directions. After pressing the descending button on the control system, the detection cylinder 19 starts to descend slowly; the counterweight seat 5 falls on the annular bracket 20, and the detection of a strapping tape is completed. When each strapping tape is detected, the number of up and down movements is not less than 5 times, and no less than 10 strapping tapes of each batch are sampled.

[0025] The basic principles, main features and advantages of the present invention are shown and described above. Without departing from the spirit and scope of the present invention, the present invention may also be subject to various changes and improvements, which are all within the scope of the present invention to be protected.

Claims

1. A device for detecting the strength of a strapping belt, comprising a top plate (8), a movable connection assembly (7) and a counterweight seat (5), characterized in that: A detection cylinder (19) is arranged on the upper surface of the top plate (8), a notch (22) is arranged on the front side surface of the top plate (8), the telescopic end of the detection cylinder (19) passes through the bottom of the top plate (8) and is connected to the movable connection component (7), the movable connection component (7) comprises a guide plate (12), a movable plate (13), a buffer spring (14) and a joint bearing (18), the telescopic end of the detection cylinder (19) is connected to the guide plate (12), the upper surface of the movable plate (13) is provided with a bearing connection frame (17), the joint bearing (18) is connected to the bearing connecting frame (17) through a fixed shaft, the upper end of the joint bearing (18) is fixedly connected to the guide plate (12), the buffer spring (14) is arranged between the guide plate (12) and the movable plate (13), the counterweight seat (5) is located directly below the movable connection component (7), a central guide column (4) is arranged at the center of the counterweight seat (5), a counterweight ring (6) is sleeved on the central guide column (4), and a connecting piece (2) is respectively arranged on the upper surface of the central guide column (4) and the lower surface of the movable plate (13).

2. The device for detecting the strength of a strapping tape according to claim 1, characterized in that: The connecting member (2) comprises a locking pin (9) and a pin frame (10), wherein the pin frame (10) is respectively fixed to the upper surface of the central guide column (4) and the lower surface of the movable plate (13), and the locking pin (9) is passed through the pin frame (10).

3. The device for detecting the strength of a strapping tape according to claim 1, characterized in that: The connecting member (2) is a hook (23), and the hook (23) is respectively fixed on the upper surface of the central guide column (4) and the lower surface of the movable plate (13).

4. The device for detecting the strength of a strapping tape according to claim 1, characterized in that: An annular bracket (20) is arranged at the lower end of the bracket (1), a support leg (3) is arranged on the lower surface of the annular bracket (20), a counterweight seat (5) is arranged on the annular bracket (20), a vibration motor (21) is arranged at the center of the lower surface of the counterweight seat (5), and the vibration motor (21) corresponds to the center of the annular bracket (20).

5. The device for detecting the strength of a strapping tape according to claim 1, characterized in that: The guide plate (12) is symmetrically provided with guide arms (11) in the circumferential direction, and a guide column (15) is provided on the lower surface of the top plate (8). The guide arms (11) are slidably connected to the guide columns (15) via guide sleeves (16).

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