Novel general tension and pressure testing device

Abstract

A novel general tension and pressure testing device belongs to the technical field of detection equipment and comprises a micrometer gauge, a bottom plate, at least two sets of vertical plates, at least two sets of linear guide rails, a hand wheel, a worm, a movable beam, at least two sets of tension and pressure sensors, a tension and pressure liquid crystal display, bearing seats and a cross beam, the micrometer gauge, the base plate, the vertical plate, the linear guide rail, the hand wheel, the worm, the movable beam, the tension and pressure sensor, the tension and pressure liquid crystal display, the bearing seat and the cross beam are installed together. The device is mainly used for some special detection rooms and the like, under the combined action of related mechanisms, detected equipment can be fixed through bolts, pressure or tension can be conveniently applied to the detected equipment in a manual mode through a hand wheel, a worm, a movable beam, a linear guide rail and the like, the distance acting on the detected equipment can be synchronously detected, and the detection efficiency is improved. Therefore, the device is small in size, low in cost, convenient to install and maintain, energy-saving and capable of obtaining more data.

Description

TECHNICAL FIELD

[0001] The utility model relates to detection equipment technical field, especially a novel general tension and compression force testing device. BACKGROUND

[0002] In the quality inspection department of the automobile production field, etc., the process of tension or compression test of related parts is often involved (such as testing the spring tension and compression force quality of automobile brake pad mechanism, and obtaining the torque required for compressing or stretching the spring to a certain extent). In the prior art, the tension and compression force testing mechanism of the related equipment generally includes a fixed seat, a tension and compression force sensor, and an electric push-pull device. Before testing, the equipment to be tested is fixed on the fixed seat, and then the tension and compression force sensor is fixed together with the force point of the equipment to be tested through a steel cable (especially when testing tension, a steel cable is needed). During testing, the electric push-pull device drives the force point to compress or stretch, and then the tension or compression force data of the equipment to be tested is obtained (the voltage data output by the tension and compression force sensor with tension or pressure is input to the display mechanism control system, and the control system converts the voltage signal into a digital signal through the tension and compression force liquid crystal display screen display).

[0003] Although the existing electric tension and compression force testing mechanism meets the needs of detection to some extent, it also has some specific shortcomings due to the structure. Specifically, since the electric push-pull device is needed as the power, the overall equipment is relatively large in size, high in cost, and complex in maintenance. Since the electric push-pull device needs power supply, it also has the problem of energy consumption. In addition, it cannot display the action distance in the measurement of related equipment in real time (such as the stroke of the movable rod of the electric push-pull device when the spring sheet of the compressed automobile brake pad mechanism reaches a certain degree), and the detection data is relatively limited. In fact, in some special detection rooms (such as vehicle brake mechanism manufacturers and detection rooms specialized in testing brake pad spring tension and compression force), the electric push-pull device with large size, high cost and inconvenient maintenance is not suitable, and it is particularly necessary to provide a tension and compression force testing device with small size, low cost, convenient maintenance and no energy consumption. CONTENT OF THE UTILITY MODEL

[0004] In order to overcome the existing electric tension and compression force test mechanism, due to the limitation of structure, applied in some special detection room etc., there are big volume, high cost, inconvenient maintenance, energy consumption disadvantages, the utility model discloses mainly for some special detection room etc. use, under the joint action of relevant mechanism, can through the bolt fixed detection equipment, and can conveniently through manual mode to the equipment under test exert pressure or tension, and can synchronous detection get the interval of the equipment under test, thereby realize equipment small, low cost, installation and maintenance are convenient and energy saving, obtain relatively more effect of data one kind novel general tension and compression force test device.

[0005] The utility model discloses a technical scheme that solves its technical problems:

[0006] A novel general tension and compression force test device, including micrometer table, bottom plate, vertical board, linear guide, hand wheel, worm, movable beam, tension and compression force sensor, tension and compression force liquid crystal display, bearing seat, crossbeam, vertical board, linear guide, bearing seat are respectively at least two sets, and the lower end of two sets of vertical boards is fixedly installed on the both sides of bottom plate, and the frame body of two sets of linear guides is fixedly installed on the inner side end of two sets of vertical boards. The both sides of movable beam are fixedly installed in the inner side of the sliding block of two sets of linear guides, and the middle part and one side of movable beam have fixed slot respectively, and the side end fixed slot has a screw hole, and the screw hole is installed with a bolt, and the side end fixed slot movably has a top rod, and the middle part fixed slot is fixedly installed with a internal thread screw seat. The both side ends of crossbeam are fixedly installed on the upper end of two vertical boards, and the middle part and one side of crossbeam have fixed hole respectively, and the sleeve outer side end of micrometer table is fixedly installed in the side end fixed hole, and the measuring rod of micrometer table is located in the lower part of side end fixed hole. The outer side end of tension and compression force liquid crystal display is fixedly installed in one of vertical boards, and tension and compression force sensor is fixedly installed on the front outer side end of movable beam. The middle part fixed hole of crossbeam and the rear end of bottom plate are fixedly installed with two sets of bearing seats, and the lower end and upper end of worm are fixedly installed in the inner ring of two sets of bearing seats, and worm and internal thread screw seat are connected together through thread, and the middle part of hand wheel is fixedly installed on the upper end of worm.

[0007] Further, the hand wheel is rotatably installed with an operating handle.

[0008] Further, the front end and middle part of bottom plate are distributed with a plurality of fixed screw holes.

[0009] Further, the lower end of the stress surface of tension and compression force sensor is fixedly installed with a tension and compression rod.

[0010] Further, the upper end of top rod and the lower end of measuring rod of micrometer table are in contact.

[0011] The utility model has the advantages that compared with the prior art, the utility model has the advantages that the corresponding equipment is fixed on the detection station through the bolt before detection, then the handle is rotated clockwise or counterclockwise by hand, so that the external thread worm drives the pull pressure sensor or the pull pressure sensor goes up or goes down, further, the pull pressure lever exerts the pulling force or the pressure on the force surface of the equipment to be tested, then the pull pressure sensor outputs the corresponding signal to the control system signal input end of the pull pressure liquid crystal display, and the pull pressure liquid crystal display displays the specific pull pressure data, specifically, while the pull pressure lever exerts the upward pulling force or the downward pressure on the equipment to be tested, the top rod drives the measuring rod of the micrometer to move upward or downward, that is, the distance between the stress points of the pull pressure lever acting on the equipment to be detected can be synchronously detected, the utility model realizes the advantages of small equipment volume, low cost, convenient installation and maintenance, energy saving and relatively more data, so the utility model has good application prospect. BRIEF DESCRIPTION OF DRAWINGS

[0012] The utility model will be further described below in combination with the drawings and examples.

[0013] Figure 1 It is the whole structure schematic diagram of the utility model.

[0014] Figure 2 It is the local structure schematic diagram of the utility model. CONCRETE EMBODIMENT

[0015] Figure 1 、 2As shown, a new universal tension and compression testing device, including micrometer table 1, base plate 2, vertical plate 3, linear guide 4, hand wheel 5, worm 6, movable beam 7, tension and compression force sensor 8, tension and compression force LCD 9, bearing seat 10, cross beam 11, vertical plate 3, linear guide 4, bearing seat 10 are two sets respectively, the lower end of the two sets of vertical plate 3 is vertically distributed and fixedly installed on the left and right sides of the rear end of the base plate 2, the frame body of the two sets of linear guide 4 is vertically distributed and fixedly installed on the inner side of the two sets of vertical plate 3, and the sliding blocks of the two sets of linear guide 4 are located at the inner side in a face-to-face structure; the two sides of the movable beam 7 are fixedly installed at the inner side of the sliding blocks of the two sets of linear guide 4, and the middle and left middle of the movable beam 7 are respectively provided with a fixed groove penetrating from top to bottom, the front side end of the left end fixed groove is provided with a through inner thread hole, a fixed bolt 12 is threadedly installed in the inner thread hole (the position of the top rod 13 can be adjusted up or down by loosening the bolt, so that the upper end of the top rod contacts the lower end of the gauge rod, and the bolt is tightened after adjustment, so that the top rod does not move), a top rod 13 is movably sleeved in the left end fixed groove, and an inner thread seat 14 is fixedly installed in the middle fixed groove; the two side ends of the cross beam 11 are fixedly installed on the upper ends of the two vertical plates 3, and the middle and left middle of the cross beam 11 are respectively provided with a fixed hole penetrating from top to bottom, the outer side end of the sleeve of the micrometer table 1 is fixedly installed on the left end fixed hole, and the gauge rod 101 in the sleeve of the micrometer table 1 is located at the outer side end of the fixed hole; the left side of the shell of the tension and compression force LCD 9 is fixedly installed on the right outer side end of the right end vertical plate 3, and the tension and compression force sensor 8 is fixedly installed on the front outer side end of the movable beam 7; the two sets of bearing seats 10 are fixedly installed on the middle fixed hole of the cross beam 11 and the middle of the rear end of the base plate respectively, the lower end and the upper end of the worm 6 are fixedly installed in the inner ring of the bearing of the lower end bearing seat 10 and the upper end bearing seat 10 respectively, the middle of the worm 6 and the inner thread seat 14 are threadedly connected together, and the middle of the hand wheel 5 is fixedly installed on the upper end of the worm 6.

[0016] Figure 1 、 2 As shown, the right end of the hand wheel 5 is vertically rotatably installed with an operating handle 51. A plurality of fixed thread holes 21 are distributed on the front end and the middle of the base plate, and the equipment to be detected is fixedly installed on the detection station by being screwed into the corresponding plurality of thread holes. A "˩" type tension and compression rod 81 is fixedly installed at the lower end of the force receiving surface of the tension and compression force sensor. The upper end of the top rod 13 and the lower end of the gauge rod 101 of the micrometer table are in contact.

[0017] Figure 1 、 2As shown, the new type of detection before the corresponding equipment is bolted in the detection station, located at the lower end of the tension and compression sensor (the force point of the device to be detected is located on the upper end of the tension and compression rod 81 or the upper end); Then the staff hand clockwise or counterclockwise turn handle 51, so that the hand wheel 5 drives the worm 6 clockwise or counterclockwise rotation, the upper and lower ends of the worm 6 rotate along the bearing inner ring of the bearing seat (without up and down displacement), the outer thread of the worm 6 acts on the silk seat 14 of the cross beam 11, and then the cross beam 11 moves up or down along the sliding block of the two sets of linear slide rails 4, the tension and compression rod 81 of the tension and compression sensor 8 moves upward or downward, the tension and compression rod 81 exerts tension or pressure on the force surface of the device to be tested, and then the tension and compression sensor 8 outputs corresponding signals to the signal input end of the tension and compression force liquid crystal display 9 control system, and the tension and compression force liquid crystal display 9 displays the specific tension and compression force data, which can be conveniently viewed by the staff. Specifically, while the tension and compression rod 81 exerts upward tension or downward pressure on the device to be tested, the top rod 13 will drive the measuring rod 81 of the micrometer table to move upward or downward (when the top rod 81 moves upward, the top rod 13 will top the measuring rod 81 upward, and when the top rod 13 moves downward, the measuring rod will move downward under the action of the gravity of the measuring rod 81), that is, the distance between the force points of the tension and compression rod acting on the device to be tested can be synchronously detected. Through the above, the new type realizes the advantages of small device volume, low cost, convenient installation and maintenance, energy saving, and relatively more data obtained.

[0018] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above, and for those skilled in the art, it is obvious that the utility model is limited to the details of the above-described exemplary embodiments, and the utility model can be realized in other specific forms without departing from the spirit or basic characteristics of the utility model. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting, and the scope of the utility model is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model.

[0019] In addition, it should be understood that although the present specification is described in terms of embodiments, the embodiments do not contain only one independent technical solution, and the description manner of the specification is only for clarity, and those skilled in the art should consider the specification as a whole, and the technical solutions in the embodiments can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. A new universal tension and compression testing device, comprising a micrometer table, a base plate, a vertical plate, a linear guide rail, a hand wheel, a worm, a movable beam, a tension and compression force sensor, a tension and compression force liquid crystal display, a bearing seat, a cross beam, characterized in that, The vertical plate, linear guide rail and bearing seat are respectively provided with at least two sets, the lower ends of the two sets of vertical plates are fixedly installed on the two sides of the bottom plate, the frame bodies of the two sets of linear guide rails are fixedly installed on the inner side ends of the two sets of vertical plates; the two sides of the movable beam are fixedly installed in the inner sides of the sliding blocks of the two sets of linear guide rails, the middle part and one side of the movable beam are respectively provided with fixed grooves, the side end fixed groove is provided with a screw hole, a bolt is installed in the screw hole, a top rod is movably sleeved in the side end fixed groove, and an internally threaded screw seat is fixedly installed in the middle part fixed groove; the two side ends of the cross beam are fixedly installed on the upper ends of the two vertical plates, the middle part and one side of the cross beam are respectively provided with fixed holes, the sleeve outer side end of the micrometer gauge is fixedly installed in the side end fixed hole, and the measuring rod of the micrometer gauge is located below the side end fixed hole; the tension and compression force liquid crystal display is fixedly installed on the outer side end of one of the vertical plates, and the tension and compression force sensor is fixedly installed on the front outer side end of the movable beam; the two sets of bearing seats are fixedly installed in the middle part fixed holes of the cross beam and on the rear end of the bottom plate, the lower end and the upper end of the worm are fixedly installed in the inner rings of the two sets of bearing seats, the worm and the internally threaded screw seat are threadedly connected together, and the middle part of the hand wheel is fixedly installed on the upper end of the worm.

2. The novel universal tension and compression testing device according to claim 1, wherein, An operating handle is rotatably installed on the hand wheel.

3. The novel universal tension and compression testing device according to claim 1, wherein, A plurality of fixed screw holes are distributed on the front end and the middle part.

4. The novel universal tension and compression testing device according to claim 1, wherein, A tension and compression rod is fixedly installed on the lower end of the force receiving surface of the tension and compression force sensor.

5. The novel universal tension and compression testing device according to claim 1, wherein, The upper end of the top rod is in contact with the lower end of the measuring rod of the micrometer gauge.

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