Tension testing device convenient to feed

Abstract

The utility model discloses a tension testing device convenient to feed, which belongs to the technical field of wire rod detection and comprises a case. An operation terminal on the case is arranged on the right upper side, a rotary mounting cylinder is rotationally mounted in the middle of the upper side of the case, and a plurality of anti-skid clamping assemblies used for clamping one end of a wire rod are uniformly mounted on the rotary mounting cylinder; the left side of the case is provided with a mobile test mechanism, and the mobile end of the mobile test mechanism is provided with a fastening mechanism for clamping the other end of the wire rod; the mobile test mechanism is electrically connected with the operation terminal; the fastening mechanism comprises an adjusting module and a fastening assembly, and the adjusting module and the fastening assembly are installed at the mobile end of the mobile testing mechanism. By means of the mode, the wire rod at one end of the wiring terminal or the terminal is clamped on the anti-skid clamping assembly, and the wire rod at the other end is clamped through the adjusting module and the fastening assembly; and starting the mobile testing mechanism to drive the adjusting module and the fastening assembly to move, stretching the wire until the wire is disconnected from the terminal, and detecting the connection strength of the terminal.

Description

TECHNICAL FIELD

[0001] The utility model relates to wire rod detection technical field, concretely relates to a tension testing device convenient to loading. BACKGROUND

[0002] After the wire rod and the wiring terminal are connected, in order to verify the quality of terminal crimping, the wire rod and the wiring terminal are usually subjected to tension test.

[0003] For example, Chinese patent CN219915178U discloses a data line terminal tension tester, which, when testing, clamps the terminal into the clamping groove, clamps the wire rod through the clamping device, then drives the wire rod to move, gradually applies tension to the connection between the terminal and the wire, until the wire rod and the terminal are disconnected, and reads the tension value.

[0004] However, some wiring terminals have wire rods at both ends, and in order to verify the connection quality of the terminal and the wire rods at both ends, the wire rods at both ends need to be fixed, but the clamping groove of the tester is prone to sliding when fixing the wire rod for testing.

[0005] Therefore, the utility model designs a tension testing device convenient to loading to solve the above problems. CONTENT OF UTILITY MODEL

[0006] In view of the above shortcomings of the prior art, the utility model provides a tension testing device convenient to loading.

[0007] To achieve the above purpose, the utility model realizes the following technical scheme:

[0008] A tension testing device convenient to loading, comprising a case;

[0009] The operation terminal on the case is arranged on the upper right side of the case, a rotating mounting cylinder is rotatably mounted on the upper middle part of the case, and a plurality of anti-slip clamping assemblies for clamping one end of the wire rod are uniformly mounted on the rotating mounting cylinder; a moving test mechanism is installed on the left side of the case, a fastening mechanism for clamping the other end of the wire rod is installed on the moving end of the moving test mechanism; and the moving test mechanism is electrically connected with the operation terminal;

[0010] The fastening mechanism comprises an adjusting module and a fastening assembly, and the adjusting module and the fastening assembly are installed on the moving end of the moving test mechanism.

[0011] Further, the anti-skid clamping assembly comprises a first clamping groove, a cam block, an anti-skid barb and a mounting groove, a plurality of first clamping grooves with different sizes are uniformly arranged on the rotating mounting cylinder, a mounting groove is arranged on the lower side of the first clamping groove, a cam block is symmetrically hinged on the two sides of the mounting groove, a torsion spring is sleeved on the hinge shaft of the cam block and the mounting groove, and the two elastic feet of the torsion spring are respectively in abutment with the mounting groove and the cam block; the distal end of the cam block is located on the inner side of the rotating mounting cylinder, and the distal end of the cam block is uniformly provided with an anti-skid barb; the distance between the cam blocks in different mounting grooves is different.

[0012] Further, the mobile testing mechanism comprises a screw linear module, a tension tester, a connecting assembly and a mobile support assembly, the screw linear module is fixedly installed in the inside of the case, the mobile end of the screw linear module is fixedly installed with the tension tester, the mobile support assembly is installed on the upper side of the case, and the mobile end of the mobile support assembly and the testing end of the tension tester are installed with the connecting assembly.

[0013] Further, the mobile support assembly comprises a mobile table and a guide rail, the guide rail is symmetrically fixedly installed on the inner side of the case, and the mobile table is limitingly and slidingly installed on the mobile table.

[0014] Further, the connecting assembly comprises a connecting rod, a baffle and a connecting block, the lower side of the mobile table is fixedly installed with the connecting block, the testing end of the tension tester is fixedly installed with the connecting rod, and the connecting rod is fixedly installed with the baffle after penetrating through the connecting block.

[0015] Further, the adjusting module comprises a fixed block, a rotating block and a second clamping groove, the fixed block is fixedly installed on one side of the mobile table, the rotating block is rotatably installed in the fixed block, and the side vertical surface of the rotating block is composed of a plurality of planes; the second clamping groove for accommodating the wire is arranged on each side vertical plane of the rotating block; the sizes of different second clamping grooves are different.

[0016] Further, the fastening assembly comprises a mounting block, a limiting block, a fastening block and a rotating pressing block, the mounting block is fixedly installed in the middle of the mobile table, a through groove is arranged in the mounting block, and the limiting block is limitingly and slidingly arranged in the through groove; the fastening block is fixedly installed on one end of the limiting block close to the rotating block, and the other end of the limiting block penetrates through the mounting block; the rotating pressing block is eccentrically rotatably rotatably installed on the other side of the mobile table; the edge of the rotating pressing block is in abutment with the other end of the limiting block.

[0017] Further, the fastening assembly further comprises a rotating rod, and the rotating rod is fixedly installed on the upper side of the rotating pressing block.

[0018] The utility model discloses compared with prior art, its beneficial effect is: 1, according to the terminal size directly carding terminal is in the upside of antiskid clamping component, subsequently according to the size adjustment module of the wire rod connected with the terminal, after the wire rod is placed in the adjustment module, and the wire rod is clamped through fastening assembly, the mobile test mechanism is started and drives adjustment module and fastening assembly to move, and the wire rod is pulled through adjustment module and fastening assembly, and until the wire rod and terminal disconnect, thereby detecting the connecting strength of terminal, when actual use, if needing terminal both ends have wire rod, can fix one end wire rod in the downside of antiskid clamping component, and the wire rod is automatically clamped through the downside of antiskid clamping component, avoids wire rod sliding when testing, subsequently according to the size adjustment module of the wire rod connected with the terminal, after the wire rod is placed in the adjustment module, and the wire rod is clamped through fastening assembly, the mobile test mechanism is started and drives adjustment module and fastening assembly to move, and the wire rod is pulled through adjustment module and fastening assembly, and the connecting strength of terminal is detected, through the setting of antiskid clamping component and adjustment module, fastening assembly, the device can be clamped to multiple sizes wire rod, thereby facilitating the terminal of different positions to detect. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical scheme in the embodiment of the utility model or prior art, below will be to the drawing needed to be used in the embodiment or prior art description simple introduction. Obviously, the drawing in the following description only some embodiments of the utility model, for those skilled in the art, under the premise of not paying creative labor, can also obtain other drawings according to these drawings.

[0020] Figure 1 It is a perspective view of the tension testing device convenient to feed of the utility model;

[0021] Figure 2 It is a front view of the tension testing device convenient to feed of the utility model;

[0022] Figure 3 It is Figure 1 The enlarged view in B;

[0023] Figure 4 It is Figure 1 The enlarged view in A;

[0024] Figure 5 It is a schematic diagram of mobile station and its connecting structure.

[0025] The reference numerals in the drawing represent respectively:

[0026] 1, case; 11, operation terminal; 2, rotating installation cylinder; 3, anti-skid clamping assembly; 31, first clamping groove; 32, cam block; 33, anti-skid barb; 34, installation groove; 4, moving test mechanism; 41, screw straight line module; 42, tension tester; 43, connecting rod; 44, baffle; 45, connecting block; 46, guide rail; 47, moving table; 5, fastening mechanism; 51, adjusting module; 511, fixed block; 512, rotating block; 513, second clamping groove; 52, fastening assembly; 521, installation block; 522, limiting block; 523, fastening block; 524, rotating pressing block; 525, rotating rod. DETAILED DESCRIPTION

[0027] In order to make the purpose, technical scheme and advantages of the embodiments of the present application clearer, the technical scheme of the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are some embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0028] In the following description, "left", "right", "front", "back", "up", "down" are oriented with the perspective of the front view.

[0029] Embodiment one: in some embodiments, please refer to the accompanying drawings of the specification Figures 1-3 A tension testing device facilitating feeding, comprising a case 1;

[0030] The operation terminal 11 on the case 1 is arranged on the right upper side of the case 1, a rotating installation cylinder 2 is rotatably installed on the upper middle part of the case 1, and a plurality of anti-skid clamping assemblies 3 for clamping one end of the wire are uniformly installed on the rotating installation cylinder 2; a moving test mechanism 4 is installed on the left side of the case 1, and a fastening mechanism 5 for clamping the other end of the wire is installed on the moving end of the moving test mechanism 4; the moving test mechanism 4 is electrically connected with the operation terminal 11;

[0031] The fastening mechanism 5 comprises an adjusting module 51 and a fastening assembly 52, and the adjusting module 51 and the fastening assembly 52 are installed on the moving end of the moving test mechanism 4.

[0032] In this embodiment, when the easy-to-load tensile testing device is working normally, the terminal block can be directly snapped onto the upper side of the anti-slip snap-fit ​​component 3 according to the terminal size. Then, the adjustment module 51 is adjusted according to the size of the wire connected to the terminal block. After the wire is placed in the adjustment module 51, it is clamped by the fastening component 52. The moving testing mechanism 4 is activated to move the adjustment module 51 and the fastening component 52. The wire is pulled by the adjustment module 51 and the fastening component 52 until the wire and the terminal block are disconnected, thereby testing the connection strength of the terminal block. In actual use, if it is necessary to have wires at both ends of the terminal block, one end of the wire can be fixed to the anti-slip snap-fit ​​component. On the lower side of component 3, the wire is automatically clamped by the anti-slip snap-fit ​​component 3 to prevent the wire from slipping during testing. Then, the adjustment module 51 is adjusted according to the size of the wire connected to the terminal block. After the wire is placed in the adjustment module 51, it is clamped by the fastening component 52. The moving test mechanism 4 is activated to move the adjustment module 51 and the fastening component 52. The wire is pulled by the adjustment module 51 and the fastening component 52 to test the connection strength of the terminal block. The anti-slip snap-fit ​​component 3 and the adjustment module 51 and fastening component 52 enable the device to clamp wires of various sizes, thereby facilitating the testing of terminals in different positions.

[0033] Example 2: In some embodiments, such as Figures 1-5 As shown in the preferred embodiment of this utility model, the anti-slip snap-fit ​​assembly 3 includes a first snap-fit ​​groove 31, a cam block 32, anti-slip barbs 33, and a mounting groove 34. Multiple first snap-fit ​​grooves 31 of different sizes are evenly distributed on the rotating mounting cylinder 2. A mounting groove 34 is provided on the lower side of each first snap-fit ​​groove 31. Cam blocks 32 are symmetrically hinged to both sides of the mounting groove 34. A torsion spring is sleeved on the hinge shaft of the cam block 32 and the mounting groove 34. The two elastic legs of the torsion spring abut against the mounting groove 34 and the cam block 32, respectively. The distal end of the cam block 32 is located inside the rotating mounting cylinder 2, and anti-slip barbs 33 are evenly distributed on the distal end of the cam block 32. The distance between the cam blocks 32 in different mounting grooves 34 is different.

[0034] The end of the cam block 32 closer to the center of rotation is the proximal end, and the end of the cam block 32 farther from the center of rotation is the distal end.

[0035] The mobile testing mechanism 4 includes a screw linear module 41, a tensile tester 42, a connecting component, and a mobile support component. The screw linear module 41 is fixedly installed inside the housing 1. The tensile tester 42 is fixedly installed at the moving end of the screw linear module 41. The mobile support component is installed on the upper side of the housing 1. A connecting component is installed between the moving end of the mobile support component and the testing end of the tensile tester 42.

[0036] The tensile tester 42 is a commercially available and mature device in this field; the tensile tester 42 is electrically connected to the operating terminal 11;

[0037] The mobile support assembly comprises a mobile platform 47 and guide rails 46, which are symmetrically and fixedly installed on the inner side of the cabinet 1, and the mobile platform 47 is limitingly and slidably installed on the mobile platform 47;

[0038] The connecting assembly comprises a connecting rod 43, a baffle 44 and a connecting block 45, the connecting block 45 is fixedly installed on the lower side of the mobile platform 47, the connecting rod 43 is fixedly installed on the testing end of the tensile tester 42, and the connecting rod 43 passes through the connecting block 45 and is fixedly installed with the baffle 44;

[0039] The adjusting module 51 comprises a fixed block 511, a rotating block 512 and a second clamping groove 513, the fixed block 511 is fixedly installed on one side of the mobile platform 47, the rotating block 512 is rotatably installed in the fixed block 511, and the side vertical surface of the rotating block 512 is composed of a plurality of planes; the second clamping groove 513 for accommodating the wire is arranged on each side vertical plane of the rotating block 512; the sizes of different second clamping grooves 513 are different;

[0040] The fastening assembly 52 comprises a mounting block 521, a limiting block 522, a fastening block 523 and a rotating pressing block 524, the mounting block 521 is fixedly installed on the middle part of the mobile platform 47, a through groove is arranged in the mounting block 521, and the limiting block 522 is limitingly and slidably arranged in the through groove at the inner end of the mounting block 521; the fastening block 523 is fixedly installed on one end of the limiting block 522 close to the rotating block 512, and the other end of the limiting block 522 passes through the mounting block 521; the rotating pressing block 524 is rotatably installed on the other side of the mobile platform 47; the edge of the rotating pressing block 524 is in abutment with the other end of the limiting block 522;

[0041] The fastening assembly 52 further comprises a rotating rod 525, which is fixedly installed on the upper side of the rotating pressing block 524.

[0042] In the embodiment, when the anti-skid clamping assembly 3, the moving testing mechanism 4 and the fastening mechanism 5 work normally, the wire is clamped in the first clamping groove 31 when the terminal has the wire at one end; the wire is clamped between the cam blocks 32 when the terminal has the wire at both ends; the size of the wire is consistent with the distance between the cam blocks 32 and the near end; the distal ends of the two cam blocks 32 in the installation groove 34 abut in the initial state, the wire drives the cam blocks 32 to rotate, and the torsional spring is twisted; the restoring force of the torsional spring drives the distal ends of the cam blocks 32 to further abut the wire, the anti-skid barbs 33 of the distal ends of the cam blocks 32 contact the wire, and the anti-skid effect is realized; thus, during the detection, the wire is subjected to the pulling force and thus drives the cam blocks 32 to rotate, so that the distal ends of the cam blocks 32 further clamp the wire, and the wire is prevented from sliding; then, the other end of the wire is clamped in the second clamping groove 513, the rotating rod 525 is rotated to drive the rotating pressing block 524 to rotate, so that the edge of the rotating pressing block 524 gradually approaches the limiting block 522 and drives the limiting block 522 to move, the limiting block 522 moves horizontally under the limiting action of the installation block 521, so as to drive the fastening block 523 to move horizontally, and the wire in the second clamping groove 513 is pressed tightly; thus, the wire is conveniently clamped; the linear module 41 drives the pulling force tester 42 to move, the pulling force tester 42 drives the connecting block 45 to move through the connecting rod 43 and the baffle 44, the connecting block 45 drives the moving table 47 to move horizontally under the limiting action of the guide rail 46; the moving table 47 drives the fixed block 511, the rotating block 512, the installation block 521, the limiting block 522 and the fastening block 523 to move horizontally, so that the second clamping groove 513 and the second clamping groove 513 gradually move away from the rotating installation cylinder 2, and thus the wire is pulled; until the wire and the terminal are disconnected, the value of the pulling force tester 42 is read.

[0043] The above embodiments are only used to illustrate the technical solutions of the present application, but not limit the present application; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced by equivalent ones; and these modifications or replacements will not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. A tension testing device facilitating feeding, comprising a cabinet (1), characterized in that: the operation terminal (11) on the cabinet (1) is arranged at the upper right side of the cabinet (1), a rotating mounting cylinder (2) is rotatably mounted at the middle of the upper side of the cabinet (1), a plurality of anti-slip clamping assemblies (3) for clamping one end of a wire are uniformly arranged on the rotating mounting cylinder (2); a moving testing mechanism (4) is arranged at the left side of the cabinet (1), a fastening mechanism (5) for clamping the other end of the wire is arranged at the moving end of the moving testing mechanism (4); the moving testing mechanism (4) is electrically connected with the operation terminal (11); the fastening mechanism (5) comprises an adjusting module (51) and a fastening assembly (52), and the adjusting module (51) and the fastening assembly (52) are arranged at the moving end of the moving testing mechanism (4).

2. The pull testing device of claim 1, wherein, the anti-slip clamping assembly (3) comprises a first clamping groove (31), a cam block (32), an anti-slip barb (33) and a mounting groove (34), a plurality of first clamping grooves (31) with different sizes are uniformly arranged on the rotating mounting cylinder (2), the mounting groove (34) is arranged at the lower side of the first clamping groove (31), the cam block (32) is symmetrically hinged at the two sides of the mounting groove (34), the torsional spring is sleeved on the hinge shaft of the cam block (32) and the mounting groove (34), and the two elastic feet of the torsional spring are respectively abutted with the mounting groove (34) and the cam block (32); the distal end of the cam block (32) is located at the inner side of the rotating mounting cylinder (2), the distal end of the cam block (32) is uniformly provided with the anti-slip barb (33); the distances between the cam blocks (32) in different mounting grooves (34) are different.

3. The pull testing device of claim 2, wherein, the moving testing mechanism (4) comprises a screw linear module (41), a tension tester (42), a connecting assembly and a moving support assembly, the screw linear module (41) is fixedly arranged in the cabinet (1), the tension tester (42) is fixedly arranged at the moving end of the screw linear module (41), the moving support assembly is arranged at the upper side of the cabinet (1), and the connecting assembly is arranged at the moving end of the moving support assembly and the testing end of the tension tester (42).

4. The pull testing device of claim 3, wherein, the moving support assembly comprises a moving table (47) and a guide rail (46), the guide rail (46) is symmetrically fixedly arranged at the inner side of the cabinet (1), and the moving table (47) is limitingly and slidably arranged on the moving table (47).

5. The pull testing device of claim 4, wherein, the connecting assembly comprises a connecting rod (43), a baffle (44) and a connecting block (45), the connecting block (45) is fixedly arranged at the lower side of the moving table (47), the connecting rod (43) is fixedly arranged at the testing end of the tension tester (42), and the baffle (44) is fixedly arranged on the connecting rod (43) after penetrating through the connecting block (45).

6. The pull testing device of claim 5, wherein, the adjusting module (51) comprises a fixed block (511), a rotating block (512) and a second clamping groove (513), the fixed block (511) is fixedly arranged at one side of the moving table (47), the rotating block (512) is rotatably arranged in the fixed block (511), and the side vertical surface of the rotating block (512) is composed of a plurality of planes; the second clamping groove (513) for accommodating the wire is arranged on each side vertical plane of the rotating block (512); the sizes of different second clamping grooves (513) are different.

7. The pull testing device of claim 6, wherein, The fastening assembly (52) comprises a mounting block (521), a limiting block (522), a fastening block (523) and a rotating pressing block (524), the mounting block (521) is fixedly installed at the middle part of the moving table (47), a through slot is formed in the mounting block (521), and the limiting block (522) is in limiting sliding connection with the inner end through slot of the mounting block (521); one end of the limiting block (522) close to the rotating block (512) is fixedly installed with the fastening block (523), and the other end of the limiting block (522) passes through the mounting block (521); the moving table (47) is rotatably installed with the eccentric rotating rotating pressing block (524) at the other side; and the edge of the rotating pressing block (524) is in abutment with the other end of the limiting block (522).

8. The pull testing device of claim 7, wherein, The fastening assembly (52) further comprises a rotating rod (525), and the upper side of the rotating pressing block (524) is fixedly installed with the rotating rod (525).

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