CN219201175U - Tension testing device - Google Patents

Abstract

The application provides a tensile testing device, comprising a base plate, left slide, right slide, the horizontal axis, tensile testing piece and biax hydro-cylinder, the bottom plate is equipped with along the spout, left slide sliding connection just is equipped with left fixed plate in the spout, left fixed plate rotates and is connected with left-hand screw rod and left driven bevel gear, left-hand screw rod has the left grip block in the spout in a screwed manner, right slide sliding connection just is equipped with right fixed plate, right fixed plate rotates and is connected with right-hand screw rod and right driven bevel gear, right-hand screw rod has the right grip block in a screwed manner, the horizontal axis is equipped with left drive bevel gear and right drive bevel gear, the horizontal axis is equipped with middle bevel gear, middle bevel gear meshes with input bevel gear, input bevel gear is connected with the hand wheel, tensile testing piece is connected with left fixed plate and right fixed plate, the left output shaft and the left slide of biax hydro-cylinder are connected, the right output shaft and the right slide of biax hydro-cylinder are connected. The clamping component of the aluminum plate can be adjusted through the hand wheel, the operation is simple and quick, and the product cost is low.

Description

Tension testing device

Technical Field

The application relates to the technical field of tensile testing, in particular to a tensile testing device.

Background

The tensile test is a process of testing the tensile strength of a material or product, and generally needs to be performed by a tensile testing device. For example, after aluminum products factories produce aluminum panels, tension tests are required to be performed on the aluminum panels to determine whether the aluminum panels are acceptable.

At present, some tensile testing devices exist in the market, and can test aluminum plate pieces with different thicknesses, generally, the aluminum plate is clamped from two ends of the aluminum plate, and then the aluminum plate is stretched, so that the tensile testing of the aluminum plate is completed.

The existing testing device clamps through two clamping assemblies at two ends when clamping an aluminum plate, the two clamping assemblies are independently adjusted, two times of adjustment are needed at the two ends, adjustment is complicated, or the two clamping assemblies are driven by a motor, so that synchronous adjustment at the two ends is realized, and the cost of a product is high.

Disclosure of Invention

The application provides a tensile testing device need not to adjust respectively both ends, only just can realize the synchronous adjustment to the clamping part at aluminum plate both ends through the hand wheel, and easy operation is swift to do not set up the motor, product cost is lower, easily promotes.

In order to solve the technical problems, the application adopts the following technical scheme:

the utility model provides a tensile force testing arrangement, includes bottom plate, left slide, right slide, horizontal axis, tensile force testing piece and biax hydro-cylinder, the bottom plate is equipped with the spout of following its length direction extension, left slide sliding connection in the spout, the top of left slide is equipped with left fixed plate, the vertical rotation of left fixed plate is connected with left-hand screw rod, the upper end of left-hand screw rod is equipped with left driven bevel gear, the middle part of left-hand screw rod closes soon has left grip block, right slide sliding connection in the spout, the top of right slide is equipped with right fixed plate, the vertical rotation of right fixed plate is connected with right-hand screw rod, the upper end of right-hand screw rod is equipped with right driven bevel gear, the middle part of right-hand screw rod closes right grip block soon, the left end of horizontal axis be equipped with the right driving bevel gear of right driven bevel gear meshing, the middle bevel gear is equipped with input bevel gear, input bevel gear is connected with the hand wheel through the connecting axle testing piece with right-hand shaft testing piece and right-hand spindle connection with the output shaft, left side cylinder is connected with right-hand spindle.

When the aluminum plate to be tested is placed on the left fixing plate and the right fixing plate, then the hand wheel is rotated, the horizontal shaft can be driven to rotate through the engagement of the input bevel gear and the middle bevel gear, then the left driving bevel gear and the right driving bevel gear are driven to rotate, the rotation directions of the left driving bevel gear and the right driving bevel gear are opposite, and then the left screw rod and the right screw rod are driven to rotate along opposite directions, so that the left clamping plate and the right clamping plate are driven to synchronously rise or synchronously fall, and the clamping fixation of the aluminum plate is realized. In the process, the clamping parts at the two ends of the aluminum plate can be adjusted only by rotating the hand wheel. And then starting the double-shaft oil cylinder, pushing the left sliding seat and the right sliding seat outwards, applying the tensile force on the aluminum plate, and displaying through a tensile force test piece to finish the test.

Compared with the prior art, the tension testing device does not need to adjust two ends respectively, can realize synchronous adjustment of clamping components at two ends of the aluminum plate only through the hand wheel, is simple and quick to operate, has no motor, is low in product cost and is easy to popularize.

In an embodiment of the application, still include the cover body, the cover body cover is located on the bottom plate, be equipped with the installing support in the cover body, the horizontal axis rotate connect in on the installing support, the front side of the cover body is equipped with the qianmen, the connecting axle extends the front side wall of the cover body, the hand wheel is located the front side of the cover body.

In an embodiment of the present application, the front door is provided with a transparent viewing window.

In an embodiment of the present application, the upper surface of the left fixing plate and the lower surface of the left clamping plate are provided with a plurality of anti-slip stripes.

In an embodiment of the present application, the anti-slip stripe extends in a width direction of the base plate.

In an embodiment of the present application, the left slide comprises a left horizontal plate, a left vertical plate, a left slider and a left fixing plate, wherein the left vertical plate is connected to the upper surface of the left horizontal plate, the left slider is connected to the upper surface and the lower surface of the left horizontal plate, and the left fixing plate is connected to the top end of the left vertical plate.

In an embodiment of the present application, the bottom of the left-handed screw is rotatably connected to the left fixing plate through a bearing.

In an embodiment of the present application, two rib plates are arranged between the left horizontal plate and the left vertical plate, two rib plates are located at two ends of the left vertical plate, and a left output shaft of the double-shaft oil cylinder is connected between two rib plates.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, a brief description will be given below of the drawings that are needed in the embodiments or the prior art descriptions, and it is obvious that the drawings in the following description are some embodiments of the present application, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic perspective view of a tensile testing device according to an embodiment of the present disclosure;

fig. 2 is a schematic perspective view of a tensile testing device according to another embodiment of the present disclosure;

fig. 3 is a schematic perspective view of a left slider used in the tensile testing device according to an embodiment of the present disclosure;

fig. 4 is a schematic perspective view of a left slider used in a tensile testing device according to another embodiment of the present disclosure.

Reference numerals:

100. a bottom plate; 110. a chute; 200. a left slide; 210. a left fixing plate; 211. anti-slip stripes; 220. a left horizontal plate; 230. a left vertical plate; 240. a left slider; 250. rib plates; 300. a left-handed screw; 310. a left driven bevel gear; 320. a left clamping plate; 400. a right slide; 410. a right fixing plate; 500. a right-handed screw; 510. a right driven bevel gear; 520. a right clamping plate; 600. a horizontal axis; 610. a left drive bevel gear; 620. a right drive bevel gear; 630. an intermediate bevel gear; 640. an input bevel gear; 650. a connecting shaft; 660. a hand wheel; 700. a tensile force test piece; 800. a double-shaft oil cylinder; 900. a cover body; 910. a front door; 920. and a transparent observation window.

Detailed Description

For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions in the embodiments of the present application are clearly and completely described below, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art without inventive effort, are also within the scope of the present application based on the embodiments herein.

In the description of the present application, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present application and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present application.

The terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present application, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art in a specific context.

Fig. 1 is a schematic perspective view of a tensile testing device according to an embodiment of the present application. Fig. 2 is a schematic perspective view of a tensile testing device according to another embodiment of the present application. Fig. 3 is a schematic perspective view of a left slider used in the tensile testing device according to an embodiment of the present disclosure. Fig. 4 is a schematic perspective view of a left slider used in a tensile testing device according to another embodiment of the present disclosure.

The embodiment of the application provides a tensile testing device, which can realize tensile testing of a plate, and is described below by taking tensile testing of an aluminum plate as an example.

As shown in fig. 1, the tensile force testing apparatus includes a base plate 100, a left slide 200, a right slide 400, a horizontal shaft 600, a tensile force testing piece 700 and a dual-shaft cylinder 800, wherein the base plate 100 is a structure supporting other components, the left slide 200 and the right slide 400 can slide along the base plate 100, the dual-shaft cylinder 800 can push the left slide 200 and the right slide 400 to move, the horizontal shaft 600 can transmit the acting force of a human hand to the left-handed screw 300 and the right-handed screw 500 through a hand wheel 660, and the tensile force testing piece 700 can test the tensile force of an aluminum plate.

As shown in fig. 1, the base plate 100 is provided with two sliding grooves 110 extending along the length direction thereof, so that sliding is smoother.

As shown in fig. 1, the left slide 200 may be slidably connected to the chute 110 through a slide block, the top of the left slide 200 is provided with a left fixing plate 210, the left fixing plate 210 is vertically rotatably connected with a left rotary screw 300, the upper end of the left rotary screw 300 is provided with a left driven bevel gear 310, the middle part of the left rotary screw 300 is rotatably combined with a left clamping plate 320, and when the left rotary screw 300 rotates, the left clamping plate 320 can ascend or descend along the left rotary screw 300, i.e. the left clamping plate 320 can be far away from or near the left fixing plate 210, thereby realizing the clamping fixation of the left end of the aluminum plate.

Similarly, the right sliding seat 400 is also slidably connected in the sliding groove 110 through a sliding block, a right fixing plate 410 is arranged at the top of the right sliding seat 400, a right screw rod 500 is vertically connected with the right fixing plate 410 in a rotating manner, a right driven bevel gear 510 is arranged at the upper end of the right screw rod 500, a right clamping plate 520 is screwed at the middle part of the right screw rod 500, and when the right screw rod 500 rotates, the right clamping plate 520 can ascend or descend along the right screw rod 500, namely, the right clamping plate 520 can be far away from or close to the right fixing plate 410, so that the right end of the aluminum plate is clamped and fixed.

As shown in fig. 1, the left end of the horizontal shaft 600 is provided with a left driving bevel gear 610 engaged with the left driven bevel gear 310, the right end of the horizontal shaft 600 is provided with a right driving bevel gear 620 engaged with the right driven bevel gear 510, the middle part of the horizontal shaft 600 is provided with a middle bevel gear 630, the middle bevel gear 630 is engaged with an input bevel gear 640, the input bevel gear 640 is connected with a hand wheel 660 through a connecting shaft 650, when the hand wheel 660 rotates, the input bevel gear 640 can be driven to rotate, the middle bevel gear 630 is driven to rotate, the horizontal shaft 600 is driven to rotate, and the left driving bevel gear 610 and the left driving bevel gear 310 are engaged with the right driving bevel gear 620 and the right driving bevel gear 510 are engaged to realize the reverse rotation of the left spiral lead screw 300 and the right spiral lead screw 500, so as to realize the synchronous rising and synchronous falling of the left clamping plate 320 and the right clamping plate 520.

As shown in fig. 1, a left output shaft of the double-shaft oil cylinder 800 is connected with the left slide seat 200, a right output shaft of the double-shaft oil cylinder 800 is connected with the right slide seat 400, and when the double-shaft oil cylinder 800 is started, the left slide seat 200 can be pushed to slide leftwards, the right slide seat 400 is pushed to slide rightwards, and the tensile force test of the aluminum plate is realized.

As shown in fig. 1, the tensile test piece 700 is connected to the left and right fixing plates 210 and 410, and may show tensile test results of the aluminum plate.

When the output shaft of the double-shaft cylinder 800 is extended, the left slider 200 is slid leftward and the right slider 400 is slid rightward, so that the left driven bevel gear 310 is separated from the left drive bevel gear 610 and the right driven bevel gear 510 is separated from the right drive bevel gear 620. When the output shaft of the double-shaft cylinder 800 is retracted, the left driven bevel gear 310 and the left drive bevel gear 610 are again engaged, and the right driven bevel gear 510 and the right drive bevel gear 620 are again engaged, so that the next test is not affected. In addition, the sliding connection between the left and right drive bevel gears 610 and 620 and the horizontal shaft 600 may be realized, but a protrusion and groove structure is provided to realize the force transmission in the circumferential direction, which will not be described in detail herein.

It should be noted that, the components of the horizontal shaft 600, the left-handed screw 300, the right-handed screw 500, etc. are required to be stably mounted by means of a bracket, a support plate, etc., which are well known to those skilled in the art, and will not be described in detail herein.

When in use, an aluminum plate to be tested is firstly placed on the left fixing plate 210 and the right fixing plate 410, then the hand wheel 660 is rotated, the horizontal shaft 600 can be driven to rotate through the engagement of the input bevel gear 640 and the middle bevel gear 630, then the left driving bevel gear 610 and the right driving bevel gear 620 are driven to rotate, the rotation directions of the left driving bevel gear 610 and the right driving bevel gear 620 are driven to be opposite, and then the left screw rod 300 and the right screw rod 500 are driven to rotate along opposite directions, so that the left clamping plate 320 and the right clamping plate 520 are driven to synchronously rise or synchronously fall, and the clamping and fixing of the aluminum plate are realized. In this process, the adjustment of the clamping members at the two ends of the aluminum plate can be achieved by simply rotating the hand wheel 660. Then, the biaxial cylinder 800 is started to push the left slider 200 and the right slider 400 outward, and a tensile force is applied to the aluminum plate and displayed by the tensile force test piece 700, thereby completing the test.

Compared with the prior art, the tension testing device does not need to adjust two ends respectively, can realize synchronous adjustment of clamping components at two ends of the aluminum plate only through the hand wheel 660, is simple and quick to operate, has no motor, is low in product cost and is easy to popularize.

In addition, the tension testing device adjusts clamping parts at two ends of the aluminum plate simultaneously through the hand wheel 660, the synchronism is higher, the clamping effects at two ends are basically consistent, and the left sliding seat 200 and the right sliding seat 400 are basically consistent in stress and better in testing effect by pushing out through the same double-shaft oil cylinder 800.

To play a protective role, in some embodiments, as shown in fig. 2, the tensile testing device further includes a cover 900, where the cover 900 is covered on the bottom plate 100 to cover the components (the left slide 200, the right slide 400, the left screw 300, the right screw 500, the horizontal shaft 600, etc.) on the bottom plate 100, so as to avoid personnel contacting the components during testing. The cover body 900 is internally provided with a mounting bracket, and the horizontal shaft 600 is rotatably connected to the mounting bracket, so that stable mounting of the horizontal shaft 600 is realized.

As shown in fig. 2, a front door 910 is provided at the front side of the cover 900, and the front door 910 can be opened or closed, so that a tester can conveniently put an aluminum plate on the left and right fixing plates 210 and 410.

As shown in fig. 2, the connection shaft 650 extends out of the front side wall of the cover 900, and the hand wheel 660 is located at the front side of the cover 900, that is, the hand wheel 660 can be rotated by a tester at the front side of the cover 900, so that the aluminum plate is clamped and fixed through a series of movements.

For ease of viewing, in some embodiments, as shown in fig. 2, the front door 910 is provided with a transparent viewing window 920, through which a tester can visually observe the tensile test condition.

In order to increase the firmness of the clamping, in some embodiments, as shown in fig. 3, the upper surface of the left fixing plate 210 and the lower surface of the left clamping plate 320 are provided with a plurality of anti-slip stripes 211, that is, the left fixing plate 210 and the left clamping plate 320 are directly contacted with the aluminum plate through the anti-slip stripes 211, so that the possibility of sliding between the left fixing plate 210, the left clamping plate 320 and the aluminum plate is reduced, the clamping is firmer, and the testing is safer and more reliable.

Similarly, the upper surface of the right fixing plate 410 and the lower surface of the right clamping plate 520 are also provided with anti-slip stripes 211, which will not be described again.

Specifically, in some embodiments, the anti-slip stripes 211 extend in the width direction of the base plate 100, perpendicular to the moving direction of the left slider 200, and the anti-slip effect is better.

In some embodiments, as shown in fig. 3, the left slider 200 includes a left horizontal plate 220, a left vertical plate 230, a left slider 240, and a left fixing plate 210, the left vertical plate 230 is connected to an upper surface of the left horizontal plate 220, the left slider 240 is connected to an upper and lower surface of the left horizontal plate 220, and the left fixing plate 210 is connected to a top end of the left vertical plate 230. That is, the whole left slider 200 is generally I-shaped, simple in structure and easy to manufacture.

Similarly, the right slider 400 is also configured as described above, and will not be described again.

To facilitate rotation of left-handed screw 300, in some embodiments, the bottom of left-handed screw 300 is rotatably coupled to left-handed fixing plate 210 by a bearing, reducing friction, facilitating rotation.

Similarly, the right-handed screw 500 is rotatably coupled to the right fixing plate 410 through a bearing.

To enhance the structural strength of the left slider 200, in some embodiments, as shown in fig. 4, two left rib plates 250 are provided between the left horizontal plate 220 and the left vertical plate 230, increasing the structural strength of the left slider 200. The two left rib plates 250 are positioned at two ends of the left vertical plate 230, and a left output shaft of the double-shaft oil cylinder 800 is connected between the two left rib plates 250, so that the left sliding seat 200 is conveniently connected with the double-shaft oil cylinder 800.

Similarly, the right slider 400 may also be provided with a rib plate, which is not described herein.

Although the present application is described with respect to the tensile test of an aluminum plate, the present application is not limited to the tensile test of an aluminum plate, and may be applied to other plates, and will not be described in detail herein.

Finally, it should be noted that the above embodiments are merely for illustrating the technical solution of the present application, and are not limiting; although the present application has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art will understand; the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the present application.

Claims (8)

1. A tensile testing device, comprising:

the bottom plate is provided with a sliding groove extending along the length direction of the bottom plate;

the left slide seat is connected in the sliding groove in a sliding way, a left fixing plate is arranged at the top of the left slide seat, a left screw rod is vertically connected with the left fixing plate in a rotating way, a left driven bevel gear is arranged at the upper end of the left screw rod, and a left clamping plate is screwed at the middle part of the left screw rod;

the right sliding seat is connected in the sliding groove in a sliding manner, a right fixing plate is arranged at the top of the right sliding seat, a right screw rod is vertically connected with the right fixing plate in a rotating manner, a right driven bevel gear is arranged at the upper end of the right screw rod, and a right clamping plate is screwed in the middle of the right screw rod;

the left end of the horizontal shaft is provided with a left driving bevel gear meshed with the left driven bevel gear, the right end of the horizontal shaft is provided with a right driving bevel gear meshed with the right driven bevel gear, the middle part of the horizontal shaft is provided with a middle bevel gear meshed with an input bevel gear, and the input bevel gear is connected with a hand wheel through a connecting shaft;

the tension test piece is connected with the left fixing plate and the right fixing plate;

the left output shaft of the double-shaft oil cylinder is connected with the left sliding seat, and the right output shaft of the double-shaft oil cylinder is connected with the right sliding seat.

2. The tensile testing device of claim 1, further comprising a cover body, wherein the cover body is covered on the bottom plate, a mounting bracket is arranged in the cover body, the horizontal shaft is rotatably connected to the mounting bracket, a front door is arranged on the front side of the cover body, the connecting shaft extends out of the front side wall of the cover body, and the hand wheel is positioned on the front side of the cover body.

3. The tensile testing device of claim 2, wherein said front door is provided with a transparent viewing window.

4. The tensile testing device of claim 3, wherein the upper surface of the left fixing plate and the lower surface of the left clamping plate are each provided with a plurality of anti-slip stripes.

5. The tensile testing device of claim 4, wherein said anti-skid stripes extend in a width direction of said base plate.

6. The tensile testing device of any one of claims 1 to 5, wherein the left slider comprises a left horizontal plate, a left vertical plate, a left slider, and the left fixed plate, the left vertical plate is connected to an upper surface of the left horizontal plate, the left slider is connected to an upper and lower surface of the left horizontal plate, and the left fixed plate is connected to a top end of the left vertical plate.

7. The tensile testing device of claim 6, wherein the bottom of the left-handed screw is rotatably connected to the left-handed fixing plate by a bearing.

8. The tensile testing device according to claim 6, wherein two rib plates are arranged between the left horizontal plate and the left vertical plate, the two rib plates are positioned at two ends of the left vertical plate, and a left output shaft of the double-shaft oil cylinder is connected between the two rib plates.

Images