Halogen-free flame-retardant cable stretching detection device

Abstract

The utility model discloses a halogen-free flame-retardant cable stretching detection device, and relates to the technical field of cable test equipment, the halogen-free flame-retardant cable stretching detection device comprises a rack, the left and right sides of the top of the rack are fixedly connected with two mounting plates, and a fixed winding assembly is arranged between the mounting plates; the fixed winding assembly comprises two rotating discs rotationally connected with the mounting plate, the exteriors of the two rotating discs penetrate through and are rotationally connected with handles, and the bottom ends of the handles are fixedly connected with screw rods. When the cable is detected, the cable does not need to be cut, only one end of the cable needs to be wound on the fixed winding assembly, and the other end of the cable penetrates through the fixed frame and the first wire roller and is wound on the fixed winding assembly at the other end, so that each part of the whole cable is detected, and the detection efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to cable testing equipment technical field, concretely is a kind of halogen-free flame-retardant cable tensile testing device. BACKGROUND

[0002] Halogen-free flame-retardant cable is a kind of cable made of halogen-free environmental protection material, with flame-retardant performance, also be called low-smoke halogen-free flame-retardant cable.

[0003] At present, halogen-free flame-retardant cable needs to use tensile testing device to detect the tensile property of halogen-free flame-retardant cable after production is completed, but the distance between the two clamps of the existing tensile device is limited, cable needs to be cut to be installed, so that only a section of cable whole can be detected, the tensile property of cable whole cannot be detected, and detection efficiency is low. UTILITY MODEL CONTENT

[0004] The utility model provides a kind of halogen-free flame-retardant cable tensile testing device, with not need to cut cable, the tensile detection of every part on cable whole can be carried out, improve the detection efficiency and effect of cable.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of halogen-free flame-retardant cable tensile testing device, including rack, the top of the rack left and right sides are all fixedly connected with two mounting plates, fixed winding assembly is arranged between the mounting plate;

[0006] The fixed winding assembly includes two rotationally connected rotating discs with mounting plate, the outside of two rotating discs is all penetrated and rotationally connected with handle, the bottom of handle is fixedly connected with screw rod, and screw rod is penetrated and rotationally connected with rotating disc, the outside of screw rod is all penetrated and is connected with screw hole plate with screw, the screw hole plate is fixedly connected with pressing plate between, winding roller is fixedly connected between two rotating discs.

[0007] As a preferred technical scheme of the utility model, the top middle of the rack is provided with slide rail, the top of the slide rail is all provided with two sliding assemblies.

[0008] As a preferred technical scheme of the utility model, the sliding assembly includes sliding table that is penetrated and slidingly connected with the top of slide rail, the top middle of sliding table is fixedly connected with two support plates, the top front and back sides of sliding table are all penetrated and fixedly connected with electric push rod, first line roller is fixedly connected between the support plate and the output end of electric push rod.

[0009] As a preferred technical scheme of the utility model, the inside of the rack is penetrated and fixedly connected with a servo motor, the output end of the servo motor is provided with a shaft coupling, the left side of the shaft coupling is penetrated and fixedly connected with a bidirectional screw rod, and the bidirectional screw rod is penetrated and threadedly connected with the sliding table.

[0010] As a preferred technical scheme of the utility model, the top of the rack is fixedly connected with a protective cover, the front side of the protective cover is rotatably connected with a door body, the top of the front side of the rack is fixedly connected with a stand column, and the top of the stand column is provided with a stretching assembly.

[0011] As a preferred technical scheme of the utility model, the stretching assembly comprises a hydraulic cylinder penetrated and fixedly connected with the top of the stand column, the output end of the hydraulic cylinder is fixedly connected with a pressure sensor, the bottom of the pressure sensor is fixedly connected with a fixed frame, the inner wall of the fixed frame is fixedly connected with a second wire roller, and the bottom of the fixed frame is provided with a wear-resistant test assembly.

[0012] As a preferred technical scheme of the utility model, the wear-resistant test assembly comprises a grinding motor penetrated and fixedly connected with the bottom of the fixed frame, and the output end of the grinding motor is fixedly connected with a grinding wheel.

[0013] As a preferred technical scheme of the utility model, the top of the rack is provided with uniformly distributed through holes, the inner wall of the rack is fixedly connected with a guide channel, the bottom of the guide channel is provided with a debris opening, the bottom of the rack is fixedly connected with a bottom plate, the top of the bottom plate is penetrated and slidably connected with a collecting box, and the collecting box is aligned with the debris opening.

[0014] Compared with the prior art, the utility model provides a kind of halogen-free flame-retardant cable stretching detection device, with the following beneficial effects:

[0015] 1, the utility model discloses the mutual cooperation of rotating disc, handle, screw rod, screw hole plate, pressing plate and winding roller is set, so that when detecting cable, cable does not need to be sheared, only needs to be wound on fixed winding assembly at one end of cable, and the other end is wound in the fixed winding assembly at the other end between fixed frame and first wire roller, to realize detection to each part of cable whole, improve detection efficiency.

[0016] 2, the utility model discloses the mutual cooperation of protective cover, door body, through hole, guide channel and collecting box, so that cable breaks when testing, causes the inside debris to splash out, and protective cover and door body can block debris, to protect staff, and debris will pass through through hole and enter guide channel again and then be transported into collecting box by debris opening, to realize the recovery of debris. DRAWINGS

[0017] Figure 1 It is the whole structure schematic view of the utility model;

[0018] Figure 2 It is the partial structure view of the utility model;

[0019] Figure 3 It is the inside schematic view of the utility model rack;

[0020] Figure 4 It is the fixed winding assembly structure view of the utility model;

[0021] Figure 5 It is the collection box schematic view of the utility model.

[0022] In the drawing: 1, rack; 2, protective cover; 3, door body; 4, mounting plate; 5, fixed winding assembly; 51, rotating disc; 52, handle; 53, screw; 54, screw hole plate; 55, pressing plate; 56, winding roller; 6, stand; 7, stretching assembly; 71, pressure sensor; 72, fixed frame; 73, second wire roller; 74, hydraulic cylinder; 8, wear-resistant test assembly; 81, polishing wheel; 82, polishing motor; 9, sliding assembly; 91, sliding table; 92, electric push rod; 93, support plate; 94, first wire roller; 10, through hole; 11, sliding rail; 12, servo motor; 1201, shaft coupling; 1202, bidirectional screw; 13, guide channel; 1301, scrap opening; 14, collection box; 15, bottom plate. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model. Embodiment one

[0024] Please refer to Figures 1-5 The utility model discloses a kind of halogen-free flame-retardant cable tensile test devices, including rack 1, the top of the rack 1 left and right sides is fixedly connected with two mounting plates 4, fixed winding assembly 5 is provided between the mounting plate 4;

[0025] The fixed winding assembly 5 comprises two rotating discs 51 rotatably connected with the mounting plate 4, handles 52 are rotatably connected with the outside of the two rotating discs 51, screw rods 53 are fixedly connected with the bottom ends of the handles 52 and rotatably connected with the rotating discs 51, screw hole plates 54 are rotatably connected with the outside of the screw rods 53, a pressing plate 55 is fixedly connected between the screw hole plates 54, and winding rollers 56 are fixedly connected between the two rotating discs 51.

[0026] Please refer to the accompanying drawings Figure 2 The top of the rack 1 is provided with sliding rails 11, and the top of the sliding rails 11 is provided with two sliding assemblies 9.

[0027] Please refer to the accompanying drawings Figure 3 The sliding assembly 9 comprises a sliding table 91 rotatably connected with the top of the sliding rail 11, two support plates 93 fixedly connected with the top of the sliding table 91, electric push rods 92 fixedly connected with the top of the sliding table 91, and first line rollers 94 fixedly connected between the support plates 93 and the output ends of the electric push rods 92.

[0028] Please refer to the accompanying drawings Figure 3 The inside of the rack 1 is rotatably connected with a servo motor 12, the output end of the servo motor 12 is provided with a shaft coupling 1201, the left side of the shaft coupling 1201 is rotatably connected with a bidirectional screw rod 1202, and the bidirectional screw rod 1202 is rotatably connected with the sliding table 91.

[0029] Please refer to the accompanying drawings Figure 2 The top of the rack 1 is fixedly connected with a protective cover 2, the front side of the protective cover 2 is rotatably connected with a door body 3, the top of the rack 1 is fixedly connected with a stand 6, and the top of the stand 6 is provided with a stretching assembly 7.

[0030] Please refer to the accompanying drawings Figure 3 The stretching assembly 7 comprises a hydraulic cylinder 74 rotatably connected with the top of the stand 6, a pressure sensor 71 fixedly connected with the output end of the hydraulic cylinder 74, a fixed frame 72 fixedly connected with the bottom of the pressure sensor 71, second line rollers 73 fixedly connected between the inner walls of the fixed frame 72, and a wear-resistant test assembly 8 arranged on the bottom of the fixed frame 72.

[0031] Please refer to the accompanying drawings Figure 3 The wear-resistant test assembly 8 comprises a grinding motor 82 rotatably connected with the bottom of the fixed frame 72, and a grinding wheel 81 fixedly connected with the output end of the grinding motor 82.

[0032] In the embodiment, first, the halogen-free flame-retardant cable to be detected is placed at the fixed winding assembly 5. The handle 52 is rotated to drive the screw rod 53 to rotate. Since the screw rod 53 and the threaded hole plate 54 are in threaded connection, the rotation of the screw rod 53 drives the threaded hole plate 54 to move along the screw rod 53, thereby driving the pressing plate 55 to move. The opposite movement of the two pressing plates 55 fixes one end of the cable tightly on the winding roller 56, and realizes the stable installation of one end of the cable. The other end of the cable is threaded through the protective cover 2, the first wire roller 94 and the fixed frame 72, and is wound and fixed with the other fixed winding assembly 5. The servo motor 12 is started, and the servo motor 12 drives the bidirectional screw rod 1202 to rotate through the shaft coupling 1201. The bidirectional screw rod 1202 is in threaded connection with the sliding table 91, so that the sliding table 91 slides along the sliding rail 11 to adjust the position of the sliding assembly 9 to the appropriate initial detection position. The electric push rod 92 is started to drive the top first wire roller 94 to move downward to fix the two ends of the cable inside the protective cover 2. The hydraulic cylinder 74 is started, and the output end of the hydraulic cylinder 74 and the second wire roller 73 in the fixed frame 72 move downward to press the cable downward to realize stretching. In this process, the pressure sensor 71 can monitor the pressure during stretching in real time to obtain relevant stretching data. The polishing motor 82 can drive the polishing wheel 81 to rotate to polish the surface of the cable to test the wear resistance. Embodiment two

[0033] Based on the above embodiment 1, please refer to the attached Figure 5 The top of the rack 1 is provided with uniformly distributed through holes 10. The inner wall of the rack 1 is fixedly connected with a guide channel 13 at the top. The bottom of the guide channel 13 is provided with a debris opening 1301. The bottom of the rack 1 is fixedly connected with a bottom plate 15. The top of the bottom plate 15 is penetrated and slidably connected with a collection box 14, and the collection box 14 is aligned with the debris opening 1301.

[0034] In the embodiment, when the stretching test and the wear resistance test are performed, debris will be generated. The debris will fall on the top of the rack 1. The debris can fall into the guide channel 13 below through the through holes 10. Then, the debris is collected to the debris opening 1301 at the bottom of the guide channel 13. The bottom of the rack 1 is fixedly connected with the bottom plate 15. The bottom plate 15 is penetrated and slidably connected with the collection box 14. The collection box 14 is aligned with the debris opening 1301. The debris will fall into the collection box 14 through the debris opening 1301, which is convenient for subsequent unified cleaning of the debris and keeps the inside and the surrounding environment of the device clean.

[0035] The working principle and use process of the utility model are as follows: firstly, the halogen-free flame-retardant cable to be detected is placed at the fixed winding assembly 5. The handle 52 is rotated, the handle 52 drives the screw rod 53 to rotate, since the screw rod 53 and the screw hole plate 54 are in threaded connection, the screw rod 53 rotates to make the screw hole plate 54 move along the screw rod 53, further drives the pressing plate 55 to move, the two pressing plates 55 move towards each other to press and fix one end of the cable on the winding roller 56, realize the stable installation of one end of the cable, then the other end of the cable is passed through the protective cover 2, the first wire roller 94 and the fixed frame 72, and is wound and fixed with the other fixed winding assembly 5.

[0036] The servo motor 12 is started, the servo motor 12 drives the bidirectional screw rod 1202 to rotate through the shaft coupling 1201, the bidirectional screw rod 1202 is in threaded connection with the sliding table 91, so that the sliding table 91 slides along the slide rail 11, so as to adjust the position of the sliding assembly 9, so that it is in the appropriate initial detection position, the electric push rod 92 is started to drive the top first wire roller 94 to move downwards, so that the two ends of the cable in the protective cover 2 are fixed, the hydraulic cylinder 74 is started, the output end of the hydraulic cylinder 74 and the second wire roller 73 in the fixed frame 72 move downwards, the cable is pressed downwards to realize stretching, the pressure sensor 71 can monitor the pressure condition in the process of stretching in real time, and the related stretching data are obtained, the polishing motor 82 can drive the polishing wheel 81 to rotate, so that the surface of the cable is polished, so that the wear resistance is tested.

[0037] When the stretching test and the wear resistance test are carried out, the debris will fall on the top of the rack 1, the debris can fall into the guide channel 13 below through the through hole 10, then the debris flows along the guide channel 13 to the debris port 1301 at the bottom, the bottom plate 15 is fixedly connected to the bottom of the rack 1, the collecting box 14 is slidably connected to the bottom plate 15 and penetrates the bottom plate 15, and the collecting box 14 is aligned with the debris port 1301, the debris will fall into the collecting box 14 through the debris port 1301, which is convenient for subsequent unified cleaning of the debris and keeps the inside and the surrounding environment of the device clean.

Claims

1. A halogen-free flame-retardant cable tensile testing device comprising a frame (1), characterized in that, Both sides of the top of the rack (1) are fixedly connected with two mounting plates (4), and a fixed winding assembly (5) is arranged between the mounting plates (4). The fixed winding assembly (5) comprises two rotating discs (51) rotatably connected with the mounting plates (4), a handle (52) rotatably connected with the outside of the two rotating discs (51), a screw rod (53) fixedly connected with the bottom end of the handle (52) and rotatably connected with the rotating disc (51), a screw hole plate (54) threadedly connected with the outside of the screw rod (53), a pressing plate (55) fixedly connected between the screw hole plates (54), and a winding roller (56) fixedly connected between the two rotating discs (51).

2. A halogen-free flame-retardant cable tensile testing device according to claim 1, characterized in that: A slide rail (11) is arranged at the top of the rack (1), and two slide assemblies (9) are arranged at the top of the slide rail (11).

3. A halogen-free flame-retardant cable tensile detection device according to claim 2, characterized in that: The slide assembly (9) comprises a sliding table (91) slidably connected with the top of the slide rail (11), two support plates (93) fixedly connected with the top of the sliding table (91), and an electric push rod (92) fixedly connected with the top of the sliding table (91) and arranged on the front and back sides of the sliding table (91), and a first wire roller (94) fixedly connected between the support plates (93) and the output end of the electric push rod (92).

4. A halogen-free flame-retardant cable tensile testing device according to claim 1, characterized in that: A servo motor (12) is fixedly connected inside the rack (1), an output end of the servo motor (12) is provided with a shaft coupling (1201), a left side of the shaft coupling (1201) is fixedly connected with a bidirectional screw rod (1202), and the bidirectional screw rod (1202) is threadedly connected with the sliding table (91).

5. A halogen-free flame-retardant cable tensile testing device according to claim 1, characterized in that: A protective cover (2) is fixedly connected to the top of the rack (1), a door body (3) is rotatably connected to the front side of the protective cover (2), a stand column (6) is fixedly connected to the top of the rack (1) and arranged at the middle of the front side of the rack (1), and a stretching assembly (7) is arranged on the top of the stand column (6).

6. A halogen-free flame-retardant cable tensile detection device according to claim 5, characterized in that: The stretching assembly (7) comprises a hydraulic cylinder (74) fixedly connected with the top of the stand column (6), a pressure sensor (71) fixedly connected with the output end of the hydraulic cylinder (74), a fixed frame (72) fixedly connected with the bottom of the pressure sensor (71), a second wire roller (73) fixedly connected between the inner walls of the fixed frame (72), and a wear-resistant test assembly (8) arranged at the bottom of the fixed frame (72).

7. A halogen-free flame-retardant cable tensile detection device according to claim 6, characterized in that: The wear-resistant test assembly (8) comprises a grinding motor (82) fixedly connected with the bottom of the fixed frame (72), and a grinding wheel (81) fixedly connected with the output end of the grinding motor (82).

8. A halogen-free flame-retardant cable tensile testing device according to claim 1, characterized in that: Uniformly distributed through holes (10) are formed in the middle of the top of the rack (1), guide channels (13) are fixedly connected to the inner walls of the top of the rack (1), and debris openings (1301) are formed in the bottom of the guide channels (13), a bottom plate (15) is fixedly connected to the bottom of the rack (1), a collecting box (14) is slidably connected with the top of the bottom plate (15) and aligned with the debris openings (1301).

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