Multi-channel tensile machine

Abstract

The utility model provides a multi-channel tensile machine, which relates to the technical field of tensile testing and comprises a control base, a fixed frame is arranged at the top of the control base; the fixing frame is of a U-shaped structure, and an adjusting frame is arranged between two vertical frames of the fixing frame. A mounting frame is arranged at the bottom of the adjusting frame; a rotating rod is arranged on the right side of the mounting frame; two clamping rollers are arranged on the left side of the mounting frame, a rotary knob is manually adjusted to drive a rotating rod to rotate, and the two clamping rollers can be simultaneously driven to slide and adjust towards a positioning roller along a limiting through groove by utilizing mutual matching of a reverse thread of the rotating rod and a threaded sliding sleeve, so that a multi-station test piece is positioned and clamped, and the efficiency of the detection process is relatively high; the multi-channel tensile machine can well meet the requirement for batch detection, and the problems that when an existing multi-channel tensile machine is used, a single-time single-station traditional detection mode is mostly adopted, the efficiency of the detection process is low, and the requirement for batch detection cannot be well met are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of tensile testing, in particular to a multi-channel tensile testing machine. Background Art

[0002] A tensile testing machine, also known as a tensile testing instrument, is a mechanical force-applying testing machine used for performing mechanical property tests such as tensile, compression, bending, shear, and peeling on metal materials and non-metal materials.

[0003] When the existing multi-channel tensile testing machine is in use, most of them adopt the traditional detection method of single station at a time. The detection process is inefficient and cannot well meet the requirements of batch detection. Moreover, it is necessary to manually and frequently position and clamp the test pieces, which is laborious and inconvenient in the operation process, and the repeated operation increases the workload of the test personnel. Summary of the Utility Model

[0004] An embodiment of the present disclosure relates to a multi-channel tensile testing machine. A manual adjustment knob drives a rotating rod to rotate. By using the reverse threads of the rotating rod to cooperate with a threaded sliding sleeve, two clamping rollers can be simultaneously driven to slide and adjust along a limit through groove towards a positioning roller, so as to realize the positioning and clamping of test pieces at multiple stations. The detection process is highly efficient and can well meet the requirements of batch detection.

[0005] In the first aspect of the present disclosure, a multi-channel tensile testing machine is provided, which specifically includes: a control base, on the top of which a fixing frame is provided; the fixing frame is in a "C" - shaped structure, and an adjustment frame is arranged between the two vertical frames of the fixing frame; an installation frame is provided at the bottom of the adjustment frame; a rotating rod is provided on the right side of the installation frame; two clamping rollers are provided on the left side of the installation frame and are symmetrically distributed; an operation panel is provided on the front side of the control base; a positioning seat is fixedly installed at the middle position on the top of the control base; the positioning seat is in an "L" - shaped structure, and two rotating rollers are provided on the left side of the vertical plate of the positioning seat and are symmetrically distributed.

[0006] In at least some embodiments, both vertical frames of the fixing frame are in a rectangular frame structure, and fixing seats are provided at the bottoms of the vertical frames of the fixing frame. Between the fixing seats and the top plate of the fixing frame, two limit rods and a guiding sliding rod are provided. The adjustment frame is arranged between the left and right limit rods, and the guiding sliding rod slidably penetrates through the adjustment frame. An adjustment cylinder is fixedly installed on the fixing seat, and the top end of the telescopic rod of the adjustment cylinder is connected to the adjustment frame.

[0007] In at least some embodiments, a support frame is provided at the top of the installation frame and is fixedly connected to the adjustment frame. A positioning roller is provided at the middle position on the left side of the installation frame and is located between the two clamping rollers. Two limit through grooves are provided on the installation frame and are symmetrically distributed. Two support blocks are provided on the right side of the installation frame.

[0008] In at least some embodiments, the rotating rod is rotatably mounted between two support blocks through a damping sleeve, a knob is provided at the front end of the rotating rod, two reverse threads are provided on the outer peripheral surface of the rotating rod, and the reverse threads correspond to the positions of the limiting through grooves.

[0009] In at least some embodiments, a limiting slider is provided at the right end of the clamping roller, a threaded sliding sleeve is provided at the right end of the limiting slider, the clamping roller is slidably connected to the limiting through groove of the mounting frame through the limiting slider, and the threaded sliding sleeve is slidably mounted at the reverse thread of the rotating rod by means of a thread.

[0010] In at least some embodiments, a positioning protrusion is provided at the top of the outer peripheral surface of the rotating roller, a hand rod is provided on the front rotating roller, a rotating shaft is provided at the central position of the rotating roller, and the rotating shaft is rotatably connected to the vertical plate of the positioning seat through a damping sleeve. A gear is provided at the right end of the rotating shaft, and the two gears are meshed and connected.

[0011] The utility model provides a multi-channel tensile testing machine, which has the following beneficial effects:

[0012] In the utility model, multiple groups of test pieces can be wound and installed on the positioning roller, and the knob is manually adjusted to drive the rotating rod to rotate. By using the mutual cooperation of the reverse thread of the rotating rod and the threaded sliding sleeve, the two clamping rollers can be simultaneously driven to slide and adjust along the limiting through groove towards the positioning roller, so as to realize the positioning clamping of the test pieces at multiple workstations. The detection process has high efficiency and can better meet the requirements of batch detection.

[0013] In addition, the lower half of multiple groups of test pieces passes through between the two rotating rollers, the hand rod is manually lifted upwards, and by using the meshing transmission of the two gears, the two rotating rollers can be simultaneously driven to rotate around the rotating shaft, and the positioning protrusions on both sides are controlled to deflect towards the middle, so as to complete the positioning clamping of multiple groups of test pieces. The structure is simple and the operation is flexible and convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the accompanying drawings of the embodiments will be briefly introduced below.

[0015] The accompanying drawings in the following description only relate to some embodiments of the present utility model and do not limit the present utility model.

[0016] In the accompanying drawings:

[0017] Figure 1 The overall axonometric perspective structural schematic diagram of the present application is shown;

[0018] Figure 2 The structural schematic diagram of the adjusting frame, mounting frame and clamping roller of the present application is shown;

[0019] Figure 3Shows a schematic diagram of the exploded state structure of the mounting bracket, rotating rod and clamping roller of the present application;

[0020] Figure 4 Shows a schematic diagram of the positioning seat and rotating roller structure of the present application;

[0021] Figure 5 Shows the Figure 4 Schematic diagram of the exploded state structure drawn out.

[0022] List of reference numerals:

[0023] 1. Control base; 2. Fixed frame; 201. Fixed seat; 202. Limit rod; 203. Guide slide bar; 204. Adjusting cylinder; 3. Adjusting frame; 4. Mounting bracket; 401. Support frame; 402. Positioning roller; 403. Limit through groove; 404. Support block; 5. Rotating rod; 501. Knob; 502. Reverse thread; 6. Clamping roller; 601. Limit slider; 602. Threaded sliding sleeve; 7. Operation panel; 8. Positioning seat; 9. Rotating roller; 901. Positioning protrusion; 902. Hand rod; 903. Rotating shaft; 904. Gear. Detailed implementation manners

[0024] To make the objectives, technical solutions and advantages of the embodiments of the present utility model clearer, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the drawings of the embodiments of the present utility model. Obviously, the described embodiments are some but not all of the embodiments of the present utility model. All other embodiments obtained by those of ordinary skill in the art based on the described embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0025] Embodiment 1: Please refer to Figures 1 to 5 :

[0026] The present utility model provides a multi-channel tensile testing machine, including: a control base 1, a fixed frame 2 is provided at the top of the control base 1; the fixed frame 2 has a "C" - shaped structure, and an adjusting frame 3 is provided between the two vertical frames of the fixed frame 2; an installation frame 4 is provided at the bottom of the adjusting frame 3; a rotating rod 5 is provided on the right side of the installation frame 4; two clamping rollers 6 are provided on the left side of the installation frame 4, and the two clamping rollers 6 are symmetrically distributed; an operation panel 7 is provided on the front side of the control base 1; a positioning seat 8 is fixedly installed at the middle position of the top of the control base 1; the positioning seat 8 has an "L" - shaped structure, and two rotating rollers 9 are provided on the left side of the vertical plate of the positioning seat 8, and the two rotating rollers 9 are symmetrically distributed;

[0027] Both vertical frames of the fixing frame 2 are in the shape of rectangular frames, and fixing seats 201 are provided at the bottoms of the vertical frames of the fixing frame 2. There are two limiting rods 202 and guiding slide rods 203 between the fixing seats 201 and the top plate of the fixing frame 2. The adjusting frame 3 is arranged between the left and right limiting rods 202, and the guiding slide rod 203 slidably penetrates through the adjusting frame 3. An adjusting cylinder 204 is fixedly installed on the fixing seat 201, and the top end of the telescopic rod of the adjusting cylinder 204 is connected to the adjusting frame 3.

[0028] In the embodiment of the present disclosure, as Figure 2 and Figure 3 shown, a support frame 401 is provided at the top of the mounting frame 4, and the support frame 401 is fixedly connected to the adjusting frame 3. A positioning roller 402 is provided at the middle position on the left side of the mounting frame 4, and the positioning roller 402 is located between the two clamping rollers 6. The mounting frame 4 is provided with two limiting through grooves 403, and the two limiting through grooves 403 are symmetrically distributed. Two support blocks 404 are provided on the right side of the mounting frame 4;

[0029] The rotating rod 5 is rotatably installed between the two support blocks 404 through a damping sleeve, and a knob 501 is provided at the front end of the rotating rod 5. Two reverse threads 502 are provided on the outer peripheral surface of the rotating rod 5, and the reverse threads 502 correspond to the positions of the limiting through grooves 403;

[0030] A limiting slider 601 is provided at the right end of the clamping roller 6, and a threaded sliding sleeve 602 is provided at the right end of the limiting slider 601. The clamping roller 6 is slidably connected to the limiting through groove 403 of the mounting frame 4 through the limiting slider 601, and the threaded sliding sleeve 602 is slidably installed at the reverse thread 502 of the rotating rod 5 by means of threads. During the tensile test process, multiple groups of test pieces can be wound and installed on the positioning roller 402. Manually adjust the knob 501 to drive the rotating rod 5 to rotate. By using the mutual cooperation between the reverse thread 502 of the rotating rod 5 and the threaded sliding sleeve 602, the two clamping rollers 6 can be simultaneously driven to slide and adjust along the limiting through groove 403 towards the positioning roller 402, so as to realize the positioning and clamping of the test pieces at multiple stations, and the detection process has high efficiency and can better meet the batch detection requirements.

[0031] Embodiment 2, on the basis of Embodiment 1, as Figure 4 and Figure 5As shown in the figure, a positioning protrusion 901 is provided at the top of the outer peripheral surface of the rotating roller 9. A hand lever 902 is provided on the front rotating roller 9. A rotating shaft 903 is provided at the center position of the rotating roller 9, and the rotating shaft 903 is rotatably connected to the vertical plate of the positioning seat 8 through a damping sleeve. A gear 904 is provided at the right end of the rotating shaft 903, and the two gears 904 are meshed and connected. During the tensile test, the lower half of multiple test pieces is passed through between the two rotating rollers 9. The hand lever 902 is manually lifted upward. By using the meshing transmission of the two gears 904, the two rotating rollers 9 can be simultaneously driven to rotate around the rotating shaft 903, and the positioning protrusions 901 on both sides are controlled to deflect towards the middle, completing the positioning and clamping of multiple test pieces.

[0032] The working principle of this embodiment: During the tensile test, multiple test pieces can be wound and installed on the positioning roller 402. The knob 501 is manually adjusted to drive the rotating rod 5 to rotate. By using the mutual cooperation of the reverse thread 502 of the rotating rod 5 and the threaded sliding sleeve 602, the two clamping rollers 6 can be simultaneously driven to slide and adjust along the limit through groove 403 towards the positioning roller 402, realizing the positioning and clamping of the test pieces at multiple workstations; the lower half of multiple test pieces is passed through between the two rotating rollers 9. The hand lever 902 is manually lifted upward. By using the meshing transmission of the two gears 904, the two rotating rollers 9 can be simultaneously driven to rotate around the rotating shaft 903, and the positioning protrusions 901 on both sides are controlled to deflect towards the middle, completing the positioning and clamping of multiple test pieces.

[0033] The above is only the specific implementation manner of the present disclosure, but the protection scope of the present disclosure is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present disclosure can easily think of changes or substitutions, which should all be covered within the protection scope of the present disclosure. Therefore, the protection scope of the present disclosure should be subject to the protection scope of the claims.

Claims

1. A multi-channel tensile testing machine, characterized in that, Comprising: A control base, on the top of which there is a fixing frame; the fixing frame is in a "C" - shaped structure, and there is an adjusting frame between the two vertical frames of the fixing frame; at the bottom of the adjusting frame there is an installation frame; on the right side of the installation frame there is a rotating rod; on the left side of the installation frame there are two clamping rollers, and the two clamping rollers are distributed symmetrically; on the front side of the control base there is an operation panel; at the middle position on the top of the control base there is a positioning seat fixedly installed; the positioning seat is in an "L" - shaped structure, and on the left side of the vertical plate of the positioning seat there are two rotating rollers, and the two rotating rollers are distributed symmetrically.

2. The multi - channel tensile testing machine according to claim 1, wherein, Both of the two vertical frames of the fixing frame are in a rectangular frame structure, and at the bottom of the vertical frame of the fixing frame there is a fixing seat. Between the fixing seat and the top plate of the fixing frame there are two limiting rods and a guiding slide rod. The adjusting frame is arranged between the left and right limiting rods, and the guiding slide rod slidably penetrates through the adjusting frame. On the fixing seat there is an adjusting cylinder fixedly installed, and the top end of the telescopic rod of the adjusting cylinder is connected to the adjusting frame.

3. The multi - channel tensile testing machine according to claim 1, wherein, On the top of the installation frame there is a support frame, and the support frame is fixedly connected to the adjusting frame. At the middle position on the left side of the installation frame there is a positioning roller, and the positioning roller is located between the two clamping rollers. The installation frame is provided with two limiting through - slots, and the two limiting through - slots are distributed symmetrically. On the right side of the installation frame there are two support blocks.

4. The multi - channel tensile testing machine according to claim 1, wherein, The rotating rod is rotatably installed between the two support blocks through a damping sleeve, and at the front end of the rotating rod there is a knob. On the outer peripheral surface of the rotating rod there are two reverse threads, and the reverse threads correspond to the positions of the limiting through - slots.

5. The multi - channel tensile testing machine according to claim 1, wherein, At the right end of the clamping roller there is a limiting slider, and at the right end of the limiting slider there is a threaded sliding sleeve. The clamping roller is slidably connected to the limiting through - slot of the installation frame through the limiting slider, and the threaded sliding sleeve is slidably installed at the reverse thread of the rotating rod by means of threads.

6. The multi - channel tensile testing machine according to claim 1, wherein, On the top of the outer peripheral surface of the rotating roller there is a positioning protrusion, on the front - side rotating roller there is a hand rod, at the center position of the rotating roller there is a rotating shaft, and the rotating shaft is rotatably connected to the vertical plate of the positioning seat through a damping sleeve. At the right end of the rotating shaft there is a gear, and the two gears are meshed with each other.

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