Wire rod repeated bending tester
By designing a wire repetitive bending test machine including a servo motor, sliding block, support frame and spring, the problem of unstable fixation of wires of different diameters in the prior art is solved, and stable fixation and repeated bending tests of wires of different diameters are realized, and the scope of application of the test machine is expanded.
Patent Information
- Application Number
- CN202420591458.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-26
- Publication Date
- 2025-03-11
- Estimated Expiration
- 2034-03-26
AI Technical Summary
The existing wire repetitive bending test machines are difficult to adapt to wires of different diameters, and are fixed and unstable, and have limited application scope.
A wire repetitive bending test machine including a workbench, sliding groove, sliding block, servo motor, support frame, spring and fixing plate is designed. The sliding block is driven by the servo motor, and combined with the cooperation of the support frame and the spring, stable fixation and repeated bending tests for wires of different diameters are achieved.
The device can effectively support and fix wires of different diameters, expanding the scope of application of the test machine, and ensuring the stability and reliability of the wires in repeated bending tests.
Smart Images
Figure CN222599416U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of wire material testing, in particular to a wire material repeated bending testing machine. Background Art
[0002] Wire refers to a long and thin strip made of metal wire or other materials, usually used for connection or support in electrical, electronic or construction fields. In the steel industry, wire is the smallest cross-sectional size among hot-rolled steel sections. In my country, hot-rolled round steel with a diameter of 5 to 9 mm and a total of eight specifications is called wire. Wire is generally made of ordinary carbon steel and high-quality carbon steel. According to the steel distribution catalog and different uses, wire includes ordinary low-carbon steel hot-rolled round wire rod, high-quality carbon steel wire rod, carbon welding rod wire rod, quenched and tempered threaded wire rod, wire rod for wire rope, wire rod for piano wire and stainless steel wire rod, etc.
[0003] In the prior art, in order to evaluate the ability of wires to resist breakage or deformation during actual use, repeated bending tests are required. Repeated bending tests are an important means to assess the toughness of wires by simulating the stress conditions in actual use. However, the currently available wire repeated bending test machines can fix the wires, but are difficult to adjust for wires of different diameters, which affects the subsequent bending of the wires and has a small scope of application.
[0004] To this end, the utility model provides a wire repeated bending testing machine. Utility Model Content
[0005] In order to make up for the deficiencies of the prior art and solve at least one problem raised in the background technology, a wire repeated bending test machine is proposed.
[0006] The technical solution adopted by the utility model to solve its technical problems is: a wire repeated bending test machine described in the utility model comprises a workbench; a first sliding groove is opened in the middle of the workbench; a first sliding block is slidably connected to the middle of the first sliding groove; a servo motor is fixedly connected to the bottom of the workbench; a first support shaft is rotatably connected to the bottom of the workbench; the output end of the servo motor is connected to the first support shaft by a synchronous belt; the first support shaft and the bottom of the first sliding block are simultaneously fixedly connected to a connecting frame; the first sliding block is connected to the first support shaft by a connecting frame; a fixed rod is provided on the top of the workbench; the fixed rods are a pair and symmetrically arranged in the middle of the workbench; a bending component is provided on the top of the first sliding block; in this step, by providing a fixed rod, the wire can be supported during the repeated bending test of the wire, and by providing the first sliding block, the servo motor and the fixed component, the wire will be repeatedly pulled, thereby causing the wire in the middle of the fixed rod to be repeatedly bent, and the wire can be repeatedly bent.
[0007] Preferably, the bending assembly includes a support frame; a second sliding block is slidably connected to the middle of the support frame; the second sliding blocks are a pair and are symmetrically arranged in the middle of the support frame; a spring is connected between the second sliding block and the support frame; a fixed plate is fixedly connected to the top of the second sliding block; this step is provided with a support frame, a second sliding block, a spring and a fixed plate, so that wires of different diameters can be fixed when the wires are repeatedly bent, thereby improving the scope of application of this device.
[0008] Preferably, a threaded hole is opened in the middle of the workbench; the threaded holes are in multiple groups and are evenly distributed in the middle of the workbench; a bolt is rotatably connected to the middle of the fixing rod; the bolt is connected to the threaded hole by threading; this step provides threaded holes and bolts, and when the staff conducts repeated bending tests on the wire, the spacing between a pair of fixing rods can be adjusted, so that the device can further fix wires of different diameters, further improving the scope of application of the device.
[0009] Preferably, a second support shaft is fixedly connected to the middle part of the support frame; the spring is sleeved outside the second support shaft; a second sliding groove is opened in the middle part of the second sliding block; the second sliding groove corresponds to the position of the second support shaft; this step is carried out by providing a second support shaft, so that the spring can be supported when the spring pushes the second sliding block, thereby reducing the twisting and deformation of the spring when the spring pushes the second sliding block, and improving the stability of the spring when pushing the second sliding block.
[0010] Preferably, a test box is fixedly connected to the side wall of the workbench; a test box cover is provided above the test box; the test box and the test box cover are fixed by snaps; this step, by providing the test box and the test box cover, can facilitate the staff to move and carry the device, thereby facilitating the staff to perform repeated bending tests on the wire at any time, thereby improving the work efficiency of the staff when performing repeated bending tests on the wire.
[0011] Preferably, a first fixing groove is opened in the middle of the fixing rod; the first fixing groove is evenly distributed in the middle of the fixing rod; a second fixing groove is opened in the middle of the fixing plate; the second fixing groove is evenly distributed in the middle of the fixing plate; the first fixing groove corresponds to the second fixing groove in position; this step provides the first fixing groove and the second fixing groove, so that the wire can be guided and fixed when the device performs repeated bending detection on the wire, thereby reducing the situation where the wire falls off between a pair of fixing plates and a pair of fixing rods, and improving the stability of the device when performing repeated bending detection on the wire.
[0012] The beneficial effects of the utility model are as follows:
[0013] 1. The wire repeated bending test machine described in the utility model is provided with a fixed rod to support the wire during the repeated bending test of the wire. The first sliding block, the servo motor and the fixed assembly can repeatedly pull the wire, so that the wire in the middle of the fixed rod is repeatedly bent, and the wire is subjected to a repeated bending test.
[0014] 2. The wire repeated bending test machine described in the utility model, by being provided with a support frame, a second sliding block, a spring and a fixing plate, can fix wires of different diameters when performing repeated bending tests on the wires, thereby improving the application scope of the device. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] The utility model will be further described below in conjunction with the accompanying drawings.
[0016] Figure 1 It is a stereogram in the utility model;
[0017] Figure 2 It is a structural schematic diagram of the workbench in the utility model;
[0018] Figure 3 It is a cross-sectional view of the workbench in the utility model;
[0019] Figure 4 It is a structural schematic diagram of the fixing component in the utility model;
[0020] Legend:
[0021] 1. Workbench; 11. First sliding groove; 12. First sliding block; 13. Servo motor; 14. First supporting shaft; 15. Fixed rod; 16. Connecting frame; 2. Support frame; 21. Second sliding block; 22. Spring; 23. Fixed plate; 3. Threaded hole; 31. Bolt; 4. Second supporting shaft; 41. Second sliding groove; 5. Test box; 51. Test box cover; 6. First fixed groove; 61. Second fixed groove. DETAILED DESCRIPTION
[0022] 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 of 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.
[0023] Specific examples are given below.
[0024] like Figures 2 to 4As shown, a wire repeated bending test machine described in an embodiment of the utility model comprises a workbench 1; a first sliding groove 11 is opened in the middle of the workbench 1; a first sliding block 12 is slidably connected in the middle of the first sliding groove 11; a servo motor 13 is fixedly connected to the bottom of the workbench 1; a first support shaft 14 is rotatably connected to the bottom of the workbench 1; the output end of the servo motor 13 is connected to the first support shaft 14 through a synchronous belt; a connecting frame 16 is fixedly connected to the first support shaft 14 and the bottom of the first sliding block 12 at the same time; the first sliding block 12 is connected to the first support shaft 14 through the connecting frame 16; a fixing rod 15 is provided on the top of the workbench 1; A pair of fixed rods 15 are symmetrically arranged in the middle of the workbench 1; a bending component is provided on the top of the first sliding block 12; during operation, the staff passes the wire through the fixed rod 15, and then fixes the wire through the fixed component, and then starts the servo motor 13 to drive the first support shaft 14 to rotate repeatedly, thereby driving the first sliding block 12 to slide along the first sliding groove 11. In this step, by providing the fixed rod 15, the wire can be supported during repeated bending tests on the wire. By providing the first sliding block 12, the servo motor 13 and the fixed component, the wire will be repeatedly pulled, thereby causing the wire in the middle of the fixed rod 15 to be repeatedly bent, and the wire will be subjected to repeated bending tests.
[0025] Further, such as Figures 2 to 4 As shown, the bending assembly includes a support frame 2; a second sliding block 21 is slidably connected to the middle of the support frame 2; the second sliding block 21 is a pair and is symmetrically arranged in the middle of the support frame 2; a spring 22 is connected between the second sliding block 21 and the support frame 2; a fixing plate 23 is fixedly connected to the top of the second sliding block 21; during operation, when the staff performs repeated bending tests on wires of different diameters, the spring 22 will push the second sliding block 21, thereby making the fixing plate 23 fit against the side wall of the wire to fix the wires of different diameters. This step is provided with a support frame 2, a second sliding block 21, a spring 22 and a fixing plate 23, so that wires of different diameters can be fixed when the wires are repeatedly bent, thereby improving the scope of application of this device.
[0026] Further, such as Figures 2 to 3 As shown, a threaded hole 3 is opened in the middle of the workbench 1; the threaded holes 3 are multiple groups and are evenly distributed in the middle of the workbench 1; a bolt 31 is rotatably connected to the middle of the fixing rod 15; the bolt 31 is connected to the threaded hole 3 by threading; this step is provided with the threaded hole 3 and the bolt 31, and when the staff conducts repeated bending tests on the wire, the spacing between a pair of fixing rods 15 can be adjusted, so that this device can further fix wires of different diameters, further improving the scope of application of this device.
[0027] Further, such as Figures 2 to 4As shown, a second support shaft 4 is fixedly connected to the middle part of the support frame 2; the spring 22 is sleeved outside the second support shaft 4; a second sliding groove 41 is opened in the middle part of the second sliding block 21; the second sliding groove 41 corresponds to the position of the second support shaft 4; this step is provided with a second support shaft 4, so that the spring 22 can be supported when the spring 22 pushes the second sliding block 21, and then when the spring 22 pushes the second sliding block 21, the twisting and deformation of the spring 22 are reduced, and the stability of the spring 22 when pushing the second sliding block 21 is improved.
[0028] Further, such as Figures 1 to 3 As shown, a test box 5 is fixedly connected to the side wall of the workbench 1; a test box cover 51 is provided above the test box 5; the test box 5 and the test box cover 51 are fixed by snaps; this step is convenient for the staff to move and carry the device by providing the test box 5 and the test box cover 51, thereby facilitating the staff to perform repeated bending tests on the wires at any time, thereby improving the work efficiency of the staff when performing repeated bending tests on the wires.
[0029] Further, such as Figures 2 to 4 As shown, a first fixing groove 6 is opened in the middle of the fixing rod 15; the first fixing groove 6 is evenly distributed in the middle of the fixing rod 15; a second fixing groove 61 is opened in the middle of the fixing plate 23; the second fixing groove 61 is evenly distributed in the middle of the fixing plate 23; the first fixing groove 6 corresponds to the second fixing groove 61 in position; in this step, by providing the first fixing groove 6 and the second fixing groove 61, the wire can be guided and fixed when the device performs repeated bending detection on the wire, thereby reducing the situation where the wire falls off between a pair of fixing plates 23 and a pair of fixing rods 15, and improving the stability of the device when performing repeated bending detection on the wire.
[0030] Working principle: During operation, the staff passes the wire through the fixing rod 15, and then fixes the wire through the fixing assembly, and then starts the servo motor 13 to drive the first support shaft 14 to rotate repeatedly, thereby driving the first sliding block 12 to slide along the first sliding groove 11. When the staff conducts repeated bending tests on wires of different diameters, the spring 22 will push the second sliding block 21, thereby making the fixing plate 23 fit against the side wall of the wire to fix the wires of different diameters.
[0031] The above shows and describes the basic principles, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.
Claims
1. A wire repeated bending test machine, comprising a workbench (1); characterized in that: A first sliding groove (11) is provided in the middle of the workbench (1); a first sliding block (12) is slidably connected to the middle of the first sliding groove (11); a servo motor (13) is fixedly connected to the bottom of the workbench (1); a first supporting shaft (14) is rotatably connected to the bottom of the workbench (1); the output end of the servo motor (13) is connected to the first supporting shaft (14) through a synchronous belt; the first supporting shaft (14) and the bottom of the first sliding block (12) are simultaneously fixedly connected to a connecting frame (16); the first sliding block (12) and the first supporting shaft (14) are connected through the connecting frame (16); a fixing rod (15) is provided on the top of the workbench (1); the fixing rods (15) are a pair and are symmetrically arranged in the middle of the workbench (1); a bending component is provided on the top of the first sliding block (12).
2. A wire repeated bending test machine according to claim 1, characterized in that: The bending assembly comprises a support frame (2); a second sliding block (21) is slidably connected to the middle of the support frame (2); the second sliding blocks (21) are a pair and are symmetrically arranged in the middle of the support frame (2); a spring (22) is connected between the second sliding block (21) and the support frame (2); and a fixing plate (23) is fixedly connected to the top of the second sliding block (21).
3. A wire repeated bending test machine according to claim 2, characterized in that: A threaded hole (3) is provided in the middle of the workbench (1); the threaded holes (3) are in multiple groups and are evenly distributed in the middle of the workbench (1); a bolt (31) is rotatably connected to the middle of the fixing rod (15); the bolt (31) is connected to the threaded hole (3) by threading.
4. A wire repeated bending test machine according to claim 3, characterized in that: A second support shaft (4) is fixedly connected to the middle of the support frame (2); the spring (22) is sleeved outside the second support shaft (4); a second sliding groove (41) is provided in the middle of the second sliding block (21); the second sliding groove (41) corresponds to the position of the second support shaft (4).
5. A wire repeated bending test machine according to claim 4, characterized in that: A test box (5) is fixedly connected to the side wall of the workbench (1); a test box cover (51) is arranged above the test box (5); and the test box (5) and the test box cover (51) are fixed by means of buckles.
6. A wire repeated bending test machine according to claim 5, characterized in that: A first fixing groove (6) is formed in the middle of the fixing rod (15); the first fixing groove (6) is evenly distributed in the middle of the fixing rod (15); a second fixing groove (61) is formed in the middle of the fixing plate (23); the second fixing groove (61) is evenly distributed in the middle of the fixing plate (23); the first fixing groove (6) and the second fixing groove (61) are located correspondingly.