Tension test device for hand brake steel cable product

Abstract

The utility model relates to the field of tension test, and discloses a tension test device for a hand brake steel cable product, which comprises four first supports and two test platforms, and the two test platforms are fixed at the upper ends of the two first supports on the same side. First fixing bolts are arranged at the joints of the four first supports and the two test platforms, and an air cylinder is arranged on one side of the upper end of the test platform on one side. According to the utility model, the first support and the test platform are convenient to mount and dismount through the plurality of first fixing bolts; and through the application of a second fixing bolt, a third fixing bolt, a fourth fixing bolt and a fifth fixing bolt, the first limiting seat, the second limiting seat, the tension seat and the bracket can be conveniently and flexibly mounted and dismounted, so that the flexibility of the device is greatly improved, and the maintainability and expandability of the device are also improved.

Description

Technical Field

[0001] The utility model relates to the field of tension test, in particular to a tension test device for a hand brake steel cable product. Background Art

[0002] After the hand brake cable is finished, the test device is needed to conduct a workload performance test on the hand brake cable product to determine whether the hand brake cable product meets the factory requirements. Brazil is a coastal country with a warm and humid climate. Metal materials are easily corroded by salt spray in the marine environment, which affects the service life. Therefore, vehicle parts must be treated with corrosion resistance. The main body of the hand brake cable dedicated to trains is a stainless steel wire rope with a protective outer layer. The protective layer provides motion guidance and weather protection for the cable.

[0003] At present, the practicality of the current domestic tensile testing equipment is relatively poor. Most of them are tensile testing equipment for testing single wire ropes, but it is difficult to test steel cable products with protective covers. In addition, most of the current tensile testing equipment is an integral structure, which is not only inconvenient to transport, but also relatively weak in maintainability and scalability.

[0004] Therefore, those skilled in the art provide a tensile testing device for a hand brake steel cable product to solve the problems raised in the above background technology. Utility Model Content

[0005] The purpose of the utility model is to solve the shortcomings existing in the prior art, and a tensile test device for a hand brake cable product is proposed. A plurality of first fixing bolts are used to facilitate installation and disassembly between a first bracket and a test platform. The use of second fixing bolts, third fixing bolts, fourth fixing bolts and fifth fixing bolts facilitates flexible installation and disassembly of the first limit seat and the second limit seat, the tension seat and the bracket, which not only greatly improves the flexibility of the device, but also improves the maintainability and scalability of the device.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A tension test device for a hand brake steel cable product, comprising four first brackets and two test platforms, wherein the two test platforms are fixed to the upper ends of the two first brackets on the same side, and the first fixing bolts are arranged at the connection points between the four first brackets and the two test platforms, and a cylinder is arranged on one side of the upper end of the test platform on one side, and a tension sensor is arranged on the output end of the cylinder, and a first limit seat, a bracket, and a second limit seat are arranged on the upper end of the test platform on one side of the cylinder in sequence, and a second limit seat and a tension seat are arranged on the upper end of the test platform on the other side in sequence, and the two second limit seats correspond to each other, and one end of the tension sensor is threadedly connected to a steel cable body, and a limit column is arranged integrally at the tail end of the steel cable body;

[0008] Through the above technical solution, by connecting one end of the hand brake steel cable with a threaded connector to the sensor and the cylinder, and clamping the other end in one end of the circular groove in the middle of the tension seat, and then controlling the cylinder to slowly retract through the console, observing the dynamometer reading at the same time, observing that the state of the hand brake steel cable product is normal, and there is no looseness at the crimping line. The device can not only test the steel cable product with a protective cover, but also the device is simple to operate, the display is more intuitive, and it has stronger practicality.

[0009] Furthermore, a second bracket is provided on one side of the two test platforms, a control console is fixedly provided on the upper end of the second bracket, and the control console is electrically connected to both the cylinder and the tension sensor;

[0010] Through the above technical solution, a second bracket is provided on one side of the two test platforms, a control console is fixedly provided on the upper end of the second bracket, and the control console is electrically connected to the cylinder and the tension sensor to facilitate control of the entire device.

[0011] Furthermore, a receiving groove and a circular groove are sequentially provided in the middle of the upper end of the tension seat, and a pair of fifth fixing bolts are provided on both sides of the upper end of the tension seat;

[0012] Through the above technical solution, by successively opening an insertion groove and a circular groove in the middle of the upper end of the tension seat, it is convenient to insert and fix the steel cable body, and a pair of fifth fixing bolts are arranged on both sides of the upper end of the tension seat to facilitate the installation of the tension seat.

[0013] Furthermore, the outer ends of the steel cable bodies at both ends of the first limit seat are threadedly sleeved with positioning nuts;

[0014] Through the above technical solution, positioning nuts are threadedly sleeved on the outer ends of the steel cable bodies at both ends of the first limit seat, thereby conveniently improving the stability of the steel cable body.

[0015] Further, a pair of second fixing bolts are disposed at both ends of the first limit seat, and a plurality of fourth fixing bolts are disposed at the inner bottom ends of the two second limit seats;

[0016] Through the above technical solution, a pair of second fixing bolts are provided at both ends of the first limit seat, and a plurality of fourth fixing bolts are provided at the inner bottom ends of the two second limit seats, so as to facilitate fixing the first limit seat and the second limit seat.

[0017] Furthermore, third fixing bolts are provided at both ends of the joint between the bracket and the test platform;

[0018] According to the above technical solution, third fixing bolts are provided at both ends of the joint between the bracket and the test platform, thereby conveniently fixing the bracket on the top of the test platform.

[0019] Furthermore, a connecting plate is connected to one end of the inner side of the two test platforms;

[0020] According to the technical solution, the stability between the two test platforms can be improved by connecting the connection plate at one end of the inner side of the two test platforms.

[0021] Furthermore, a plurality of mounting holes are provided at both upper and lower ends of the two test platforms;

[0022] Through the above technical solution, multiple mounting holes are provided at both the upper and lower ends of the two test platforms to facilitate the fixation of various mounting seats.

[0023] The utility model has the following beneficial effects:

[0024] 1. The utility model proposes a tension test device for a hand brake cable product, which facilitates installation and disassembly between a first bracket and a test platform through a plurality of first fixing bolts, and facilitates flexible installation and disassembly of a first limit seat, a second limit seat, a tension seat and a bracket through the use of second fixing bolts, third fixing bolts, fourth fixing bolts and fifth fixing bolts, which not only greatly improves the flexibility of the device, but also improves the maintainability and scalability of the device.

[0025] 2. The utility model proposes a tension test device for a hand brake steel cable product, which connects one end of the hand brake steel cable with a threaded connector to a sensor and a cylinder, and clamps the other end in one end of a circular groove in the middle of a tension seat. The cylinder is then controlled to slowly retract through a console, and the dynamometer reading is observed at the same time. It is observed that there is no abnormality in the state of the hand brake steel cable product, and there is no looseness at the crimping mark. The device can not only test steel cable products with protective covers, but also is simple to operate, has a more intuitive display, and is more practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 This is an axonometric diagram of a tension test device for a hand brake steel cable product proposed in the utility model;

[0027] Figure 2 This is a partial axonometric diagram of a tensile test device for a hand brake steel cable product proposed in the utility model;

[0028] Figure 3 This is a front view of a tension test device for a hand brake steel cable product proposed by the utility model;

[0029] Figure 4 This is an axonometric view of a tension seat of a tension test device for a hand brake steel cable product proposed by the utility model;

[0030] Figure 5 The utility model discloses an axonometric diagram of a bracket of a tensile test device for a hand brake steel cable product.

[0031] Legend:

[0032] 1. First bracket; 2. Test platform; 3. First fixing bolt; 4. First limit seat; 5. Bracket; 6. Second limit seat; 7. Tension seat; 8. Mounting hole; 9. Second bracket; 10. Control console; 11. Cylinder; 12. Tension sensor; 13. Limit column; 14. Connecting plate; 15. Second fixing bolt; 16. Third fixing bolt; 17. Fourth fixing bolt; 18. Fifth fixing bolt; 19. Insertion groove; 20. Circular groove; 21. Cable body; 22. Positioning nut. DETAILED DESCRIPTION

[0033] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0034] Reference Figure 1-5The utility model provides an embodiment: a tension test device for a hand brake cable product, comprising four first brackets 1 and two test platforms 2, the two test platforms 2 are fixed to the upper ends of the two first brackets 1 on the same side, the connections between the four first brackets 1 and the two test platforms 2 are provided with first fixing bolts 3, a cylinder 11 is provided on one side of the upper end of the test platform 2 on one side, a tension sensor 12 is provided on the output end of the cylinder 11, a first limit seat 4, a bracket 5, and a second limit seat 6 are sequentially provided on the upper end of the test platform 2 on one side of the cylinder 11, and a second limit seat 6 and a tension seat 7 are sequentially provided on the upper end of the test platform 2 on the other side, and two The second limit seats 6 correspond to each other, one end of the tension sensor 12 is threadedly connected to the steel cable body 21, and the tail end of the steel cable body 21 is integrally provided with a limit column 13. By connecting one end of the hand brake steel cable with a threaded connector to the sensor and the cylinder 11, and the other end is clamped in one end of the circular groove 20 in the middle of the tension seat 7, and then the cylinder 11 is controlled to slowly retract through the control console 10, and the dynamometer reading is observed at the same time, and the hand brake steel cable product status is observed to be normal, and there is no looseness at the crimping line. The device can not only realize the testing of steel cable products with protective covers, but also the device is simple to operate, the display is more intuitive, and it has stronger practicality.

[0035] A second bracket 9 is provided on one side of the two test platforms 2, and a control console 10 is fixedly provided on the upper end of the second bracket 9. The control console 10 is electrically connected to the cylinder 11 and the tension sensor 12. By providing a second bracket 9 on one side of the two test platforms 2, and fixing a control console 10 on the upper end of the second bracket 9, the control console 10 is electrically connected to the cylinder 11 and the tension sensor 12, so as to facilitate the control of the entire device. A slot 19 and a circular slot 20 are sequentially provided in the middle of the upper end of the tension seat 7. A pair of fifth fixing bolts 18 are provided on both sides of the upper end of the seat 7. A placement groove 19 and a circular groove 20 are sequentially provided in the middle of the upper end of the tension seat 7 to facilitate the placement and fixation of the steel cable body 21. A pair of fifth fixing bolts 18 are provided on both sides of the upper end of the tension seat 7 to facilitate the installation of the tension seat 7. The outer ends of the steel cable bodies 21 at both ends of the first limit seat 4 are threadedly sleeved with positioning nuts 22. The outer ends of the steel cable bodies 21 at both ends of the first limit seat 4 are threadedly sleeved with positioning nuts 22 to facilitate the improvement of the steel cable body 21. To ensure the stability of the cable body 21, a pair of second fixing bolts 15 are provided at both ends of the first limit seat 4, and a plurality of fourth fixing bolts 17 are provided at the inner bottom ends of the two second limit seats 6. By providing a pair of second fixing bolts 15 at both ends of the first limit seat 4 and a plurality of fourth fixing bolts 17 at the inner bottom ends of the two second limit seats 6, it is convenient to fix the first limit seat 4 and the second limit seat 6. A third fixing bolt 16 is provided at both ends of the fitting part of the bracket 5 and the test platform 2. By providing the third fixing bolts 16 at both ends of the fitting part of the bracket 5 and the test platform 2, it is convenient to fix the bracket 5 to the top of the test platform 2. A connecting plate 14 is connected to one end of the inner side of the two test platforms 2. By connecting the connecting plate 14 to one end of the inner side of the two test platforms 2, the stability between the two test platforms 2 can be improved. A plurality of mounting holes 8 are provided at the upper and lower ends of the two test platforms 2. By providing a plurality of mounting holes 8 at the upper and lower ends of the two test platforms 2, it is convenient to fix various mounting seats.

[0036] Working principle: by connecting one end of the hand brake cable with a threaded connector to the sensor and the cylinder 11, and clamping the other end in one end of the circular groove 20 in the middle of the tension seat 7, and then controlling the cylinder 11 to slowly retract through the console 10, observing the dynamometer reading at the same time, observing that the hand brake cable product is normal and there is no looseness at the crimping line. The device can not only test the cable product with a protective cover, but also has simple operation, more intuitive display, and stronger practicality. Through multiple first fixing bolts 3, it is convenient to install and disassemble the first bracket 1 and the test platform 2. Through the use of the second fixing bolt 15, the third fixing bolt 16, the fourth fixing bolt 17 and the fifth fixing bolt 18, it is convenient to flexibly install and disassemble the first limit seat 4, the second limit seat 6, the tension seat 7 and the bracket 5, which not only greatly improves the flexibility of the device, but also improves the maintainability and scalability of the device.

[0037] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A tension test device for a hand brake cable product, comprising four first brackets (1) and two test platforms (2), characterized in that: The two test platforms (2) are fixed to the upper ends of the two first brackets (1) on the same side, and the first fixing bolts (3) are provided at the connection points between the four first brackets (1) and the two test platforms (2). A cylinder (11) is provided on one side of the upper end of the test platform (2), and a tension sensor (12) is provided at the output end of the cylinder (11). The upper end of the test platform (2) on one side of the cylinder (11) is provided with a first limit seat (4), a bracket (5), and a second limit seat (6) in sequence, and the upper end of the test platform (2) on the other side is provided with a second limit seat (6) and a tension seat (7) in sequence, and the two second limit seats (6) correspond to each other. One end of the tension sensor (12) is threadedly connected to a steel cable body (21), and a limit column (13) is integrally provided at the tail end of the steel cable body (21).

2. The tensile testing device for hand brake cable products according to claim 1, characterized in that: A second bracket (9) is provided on one side of the two test platforms (2), a control console (10) is fixedly provided on the upper end of the second bracket (9), and the control console (10) is electrically connected to the cylinder (11) and the tension sensor (12).

3. The tensile testing device for hand brake cable products according to claim 1, characterized in that: The middle part of the upper end of the tension seat (7) is provided with a receiving groove (19) and a circular groove (20) in sequence, and a pair of fifth fixing bolts (18) are provided on both sides of the upper end of the tension seat (7).

4. The tensile testing device for hand brake cable products according to claim 1, characterized in that: The outer ends of the steel cable bodies (21) at both ends of the first limit seat (4) are both threadedly sleeved with positioning nuts (22).

5. The tensile testing device for hand brake cable products according to claim 1, characterized in that: A pair of second fixing bolts (15) are provided at both ends of the first limiting seat (4), and a plurality of fourth fixing bolts (17) are provided at the inner bottom ends of the two second limiting seats (6).

6. The tensile testing device for hand brake cable products according to claim 1, characterized in that: Third fixing bolts (16) are provided at both ends of the joint between the bracket (5) and the test platform (2).

7. The tensile testing device for hand brake cable products according to claim 1, characterized in that: A connecting plate (14) is connected to one end of the inner side of the two test platforms (2).

8. The tensile testing device for hand brake cable products according to claim 1, characterized in that: A plurality of mounting holes (8) are provided at the upper and lower ends of the two test platforms (2).

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