CN220322949U

CN220322949U - Raw and other materials pulling force detection device for engineering detects

Info

Publication number: CN220322949U
Application number: CN202321842428.1U
Authority: CN
Inventors: 崔文瑞; 解浩杰; 崔文慧; 张艳丽; 郑祖望; 崔俊磊; 凡恩源; 崔文峰; 张乐乐
Original assignee: Zhoukou Zhengyi Construction Engineering Testing Consulting Co ltd
Current assignee: Zhoukou Zhengyi Construction Engineering Testing Consulting Co ltd
Priority date: 2023-07-13
Filing date: 2023-07-13
Publication date: 2024-01-09
Anticipated expiration: 2033-07-13

Abstract

The utility model discloses a raw material tension detection device for engineering detection, which comprises a frame and a fixing unit; a frame: the upper end of the inside of the frame is rotationally connected with symmetrically distributed lead screws through bearings, the middle part of the frame is slidably connected with a cross beam, the lead screws are in threaded connection with the cross beam, a spoke type force sensor is arranged on the upper surface of the cross beam, a connecting column is arranged in the middle of the spoke type force sensor, the lower end of the connecting column extends out of the lower surface of the cross beam, and connecting shells are arranged at the lower ends of the connecting column and the lower end of the inside of the frame; a fixing unit: are respectively arranged in the connecting shell; wherein: still include controller and touch-sensitive screen, the controller sets up in the inside of frame lower extreme, and the touch-sensitive screen passes through the fixing base to be set up in the right flank of frame, and spoke type force sensor's output electricity connects the input of controller, and this engineering detects with raw and other materials pulling force detection device, and sample is fixed convenient, and fixed fastness is high.

Description

Raw and other materials pulling force detection device for engineering detects

Technical Field

The utility model relates to the technical field of engineering detection, in particular to a raw material tension detection device for engineering detection.

Background

It is well known that before engineering materials are used, detection is needed to prevent materials from being used, the quality of the materials is unqualified, the overall strength of a building is affected, a lot of detection items are provided, a tension detection device is used when the materials are subjected to tension test, an existing tension detection device clamps a sample through two clamping jaws, the use is simple, inclination is easy to generate when a round sample is clamped, the detection precision is further improved, meanwhile, after clamping, the clamping force is kept unchanged and even reduced along with the test, the sample is further loosened and slipped easily, and the normal operation of the test is further affected, so that the use convenience is poor.

Disclosure of Invention

The utility model aims to overcome the existing defects, and provides the raw material tension detection device for engineering detection, which is convenient for clamping samples and round samples, and meanwhile, the clamping force can be gradually increased along with the test, so that the device is high in firmness and good in use convenience, and can effectively solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the raw material tension detection device for engineering detection comprises a frame and a fixing unit;

a frame: the upper end of the inside of the frame is rotationally connected with symmetrically distributed lead screws through bearings, the middle part of the frame is slidably connected with a cross beam, the lead screws are in threaded connection with the cross beam, a spoke type force sensor is arranged on the upper surface of the cross beam, a connecting column is arranged in the middle of the spoke type force sensor, the lower end of the connecting column extends out of the lower surface of the cross beam, and connecting shells are arranged at the lower ends of the connecting column and the lower end of the inside of the frame;

a fixing unit: are respectively arranged in the connecting shell;

wherein: still include controller and touch-sensitive screen, the controller sets up in the inside of frame lower extreme, the touch-sensitive screen passes through the fixing base to be set up in the right flank of frame, the input of controller is connected to spoke formula force sensor's output electricity, the controller is connected with touch-sensitive screen two-way electricity, the external power source is connected to the input electricity of controller, can realize the clamp of sample through rotating the hand wheel, and press from both sides tightly through a plurality of clamping jaws in step, and then the sample concentricity of clamp is good, higher detection precision has, and after the sample is pressed from both sides tightly, the clamping jaw subassembly has the space that floats, the locking force of clamping jaw also can increase gradually at the in-process of tensile sample, and then guarantee the fixed fastness of sample, the convenience when using has been guaranteed.

Further, the fixed unit comprises clamping jaws and a connecting frame, the clamping jaws are respectively connected with the inside of the connecting shell in a sliding mode in an annular array mode, the connecting frame is connected between the clamping jaws in the same connecting shell in a sliding mode, and therefore samples can be clamped conveniently.

Further, the fixed unit still includes screw rod, baffle and nut, screw rod respectively with link fixed connection, the baffle sets up in the inside of coupling shell respectively, and the relative end that deviates from of two screw rods all runs through adjacent baffle and all has the nut in end department threaded connection, the removal of convenient drive clamping jaw.

Further, the floating support device further comprises a support ring and springs, wherein the support ring is respectively arranged on opposite deviating surfaces of the two baffles, the springs are respectively movably sleeved with the outer cambered surface of the screw rod, and the springs are positioned between the baffles and adjacent nuts and provide floating support for the nuts.

Further, the tooth groove is all seted up to the equal annular array of outer cambered surface of nut, all is connected with the back shaft through the bearing rotation between connection shell and the baffle, and the relative end that deviates from of two back shafts all is equipped with the gear, and the tooth groove all sets up with adjacent gear cooperation, and the relative inboard end of two back shafts all is equipped with the worm wheel, and the middle part of connection shell all is connected with the worm through the bearing rotation, and the worm is connected with adjacent worm wheel meshing respectively, makes things convenient for drive nut's rotation.

Furthermore, the front end of the worm is provided with a hand wheel, so that the rotation of the worm is conveniently controlled.

Further, the lower extreme of lead screw all is equipped with synchronous pulley one, and the inside lower extreme of frame is equipped with servo motor, is equipped with synchronous pulley two on servo motor's the output shaft, and two synchronous pulleys one is connected with synchronous pulley two transmission through same hold-in range, and servo motor's input electricity is connected the output of controller, has provided power for the removal of crossbeam.

Compared with the prior art, the utility model has the beneficial effects that: the raw material tension detection device for engineering detection has the following advantages:

1. during the use, insert the inside of coupling shell with the both ends of sample respectively to make the end of sample be located between the inside clamping jaw of same coupling shell, then rotate the hand wheel, the hand wheel will drive the worm rotatory, the worm wheel drives the back shaft rotatory, the back shaft drives the gear rotatory, the gear will drive the nut through the tooth's socket rotatory, the nut is to coupling shell conical end removal under the support of coupling shell inside wall, and then the screw rod will drive the spout of clamping jaw along coupling shell outside roll-off through the link, because the clamping jaw slope sets up, and then the link can take place relative slip with the clamping jaw, and the clamping jaw presss from both sides the end of sample tightly, can realize the clamp of sample through rotating the hand wheel, and press from both sides in step through a plurality of clamping jaws, and then the sample concentricity of clamp is good, has higher detection precision.

2. When tensile sample, the sample can give clamping jaw effort that is close to sample vertical center to the nut floats under the effect of spring, and then nut, screw rod and link have a small amount of space that floats, and then clamping jaw can pull more tightly when tensile sample, and after the sample is pressed from both sides tightly, clamping jaw subassembly has the space that floats to the clamping jaw slope sets up, and then at tensile sample's in-process, the locking force of clamping jaw also can increase gradually, and then guarantees the fixed fastness of sample, has guaranteed the convenience when using.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

fig. 2 is an enlarged schematic view of the structure of the present utility model at a.

In the figure: 1 frame, 2 lead screw, 3 crossbeams, 4 spoke formula force sensor, 5 spliced pole, 6 coupling shell, 7 fixed unit, 71 clamping jaw, 72 link, 73 screw rods, 74 baffle, 75 nuts, 8 controllers, 9 touch-sensitive screens, 10 synchronous pulley I, 11 servo motor, 12 synchronous pulley II, 13 tooth's socket, 14 back shaft, 15 gear, 16 worm wheel, 17 worm, 18 hand wheel, 19 supporting ring, 20 springs.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-2, the present embodiment provides a technical solution: the raw material tension detection device for engineering detection comprises a frame 1 and a fixing unit 7;

frame 1: the upper end of the inside of the machine frame is rotationally connected with symmetrically distributed lead screws 2 through bearings, the middle part of the machine frame 1 is slidingly connected with a cross beam 3, the lead screws 2 are in threaded connection with the cross beam 3, the upper surface of the cross beam 3 is provided with spoke type force sensors 4, the middle part of each spoke type force sensor 4 is provided with a connecting column 5, the lower ends of the connecting columns 5 extend out of the lower surface of the cross beam 3, the lower ends of the connecting columns 5 and the lower end of the inside of the machine frame 1 are respectively provided with a connecting shell 6, during use, two ends of a sample are respectively inserted into the inside of the connecting shell 6, the lower end of the lead screws 2 are respectively provided with a synchronous pulley I10, the lower end of the inside of the machine frame 1 is provided with a servo motor 11, the output shaft of each servo motor 11 is provided with a synchronous pulley II 12, the two synchronous pulleys I10 are in transmission connection with the synchronous pulley II 12 through the same synchronous belt, the input end of the servo motor 11 is electrically connected with the output end of a controller 8, the servo motor 11 runs, the output shaft of the servo motor 11 drives the synchronous pulley II 12 to rotate, the synchronous pulley II 12 is driven by the synchronous pulley II 10 to rotate, the synchronous pulley I10 drives 2 to slide along the machine frame 1, and then the lead screws 2 drive the cross beam 3 to slide upwards, and the spoke type 4 drives the spoke type force sensor 4 to move upwards, and the spoke type 5 moves upwards, and the force sensor 5 upwards;

fixing unit 7: the fixing unit 7 comprises clamping jaws 71 and a connecting frame 72, the clamping jaws 71 are respectively connected in the connecting shell 6 in a sliding mode in an annular array mode, so that the end heads of samples are located between the clamping jaws 71 in the same connecting shell 6, the connecting frame 72 is connected between the clamping jaws 71 in the same connecting shell 6 in a sliding mode, the fixing unit 7 also comprises screw rods 73, baffle plates 74 and nuts 75, the screw rods 73 are respectively fixedly connected with the connecting frame 72, the baffle plates 74 are respectively arranged in the connecting shell 6, opposite deviating ends of the two screw rods 73 penetrate through the adjacent baffle plates 74 and are respectively connected with the nuts 75 at the end heads in a threaded mode, the nuts 75 drive the screw rods 73 to move towards the conical end of the connecting shell 6 under the support of the inner side walls of the connecting shell 6, the screw rods 73 drive the clamping jaws 71 to slide outwards along sliding grooves of the connecting shell 6 through the connecting frame 72, due to the inclined arrangement of the clamping jaws 71, the connecting frame 72 and the clamping jaw 71 slide relatively, the clamping jaw 71 clamps the end head of the sample, the connecting frame further comprises a supporting ring 19 and a spring 20, the supporting ring 19 is respectively arranged on opposite deviating surfaces of the two baffles 74, the spring 20 is movably sleeved with an outer cambered surface of the screw 73, the spring 20 is positioned between the baffles 74 and the adjacent nuts 75, the spring 20 provides flexible support for the nuts 75, the supporting ring 19 provides protection for the spring 20, the height of the supporting ring 19 is equal to the compressed height of the springs 20, the outer cambered surface of the nuts 75 is provided with tooth grooves 13 in a ring array, a supporting shaft 14 is connected between the connecting shell 6 and the baffles 74 through bearing rotation, the opposite deviating ends of the two supporting shafts 14 are respectively provided with a gear 15, the tooth grooves 13 are respectively matched with the adjacent gears 15, the opposite inner side ends of the two supporting shafts 14 are respectively provided with a worm gear 16, the middle part of the connecting shell 6 is respectively connected with a worm 17 through bearing rotation, the worm 17 is respectively meshed with the adjacent worm wheel 16, the front end of the worm 17 is provided with a hand wheel 18, the hand wheel 18 is rotated, the hand wheel 18 drives the worm 17 to rotate, the worm 17 drives the worm wheel 16 to rotate, the worm wheel 16 drives the supporting shaft 14 to rotate, the supporting shaft 14 drives the gear 15 to rotate, the gear 15 drives the nut 75 to rotate through the tooth socket 13, the connecting column 5 lifts the sample through the connecting shell 6 and the clamping jaw 71 above, the lower connecting shell 6 and the clamping jaw 71 prevent the sample from moving upwards, the sample is stretched, the sample is stressed, the force is mutual, the elastic component inside the spoke type force sensor 4 is elastically deformed, the sample can apply a force to the clamping jaw 71 approaching to the vertical center of the sample while the sample is stretched, the nut 75 floats under the action of the spring 20, and the nut 75, the screw 73 and the connecting frame 72 have a small amount of floating space, and the clamping jaw 71 can be pulled more tightly when the sample is stretched, and the sample is prevented from loosening;

wherein: still include controller 8 and touch-sensitive screen 9, controller 8 sets up in the inside of frame 1 lower extreme, touch-sensitive screen 9 passes through the fixing base setting in the right flank of frame 1, the input of controller 8 is connected to spoke type force sensor 4's output electricity, controller 8 is connected with touch-sensitive screen 9 two-way electricity, external power source is connected to the input electricity of controller 8, regulate and control controller 8 through touch-sensitive screen 9, spoke type force sensor 4 converts stress information into the signal of telecommunication and transmits for controller 8, the controller 8 is showing for touch-sensitive screen 9 after with information processing, and then realize the detection of material pulling force.

The utility model provides a raw material tension detection device for engineering detection, which has the following working principle: when in use, two ends of a sample are respectively inserted into the connecting shell 6, the ends of the sample are positioned between clamping jaws 71 in the same connecting shell 6, then a hand wheel 18 is rotated, the hand wheel 18 drives a worm 17 to rotate, the worm 17 drives a worm wheel 16 to rotate, the worm wheel 16 drives a supporting shaft 14 to rotate, the supporting shaft 14 drives a gear 15 to rotate, the gear 15 drives a nut 75 to rotate through a tooth socket 13, the nut 75 moves towards the conical end of the connecting shell 6 under the support of the inner side wall of the connecting shell 6, the screw 73 drives the clamping jaws 71 to slide outwards along the sliding grooves of the connecting shell 6 through a connecting frame 72, the connecting frame 72 and the clamping jaws 71 relatively slide due to the inclined arrangement of the clamping jaws 71, the ends of the sample are clamped by the clamping jaws 71, after the two ends of the sample are clamped, a controller 8 is regulated through a touch screen 9, a servo motor 11 runs, the output shaft of the servo motor 11 drives the synchronous pulley II 12 to rotate, the synchronous pulley II 12 drives the synchronous pulley I10 to rotate through a synchronous belt, the synchronous pulley I10 drives the lead screw 2 to rotate, the lead screw 2 drives the cross beam 3 to slide upwards along the frame 1, the cross beam 3 drives the spoke type force sensor 4 to move upwards, the spoke type force sensor 4 drives the connecting column 5 to move upwards, the connecting column 5 lifts a sample through the connecting shell 6 and the clamping jaw 71 above, the connecting shell 6 and the clamping jaw 71 below prevent the upward movement of the sample, the sample is stretched, the stress of the sample is mutually exerted, the elastic members inside the spoke type force sensor 4 elastically deform, the spoke type force sensor 4 converts stress information into an electric signal to be transmitted to the controller 8, the controller 8 transmits the information to the touch screen 9 for display after processing, and then realize the detection of material pulling force, simultaneously when tensile sample, the sample can give clamping jaw 71 a effort that is close to sample vertical center to nut 75 floats under the effect of spring 20, and then nut 75, screw 73 and link 72 have a small amount of floating space, and then clamping jaw 71 can pull more tightly more when tensile sample, prevents the pine of sample.

It should be noted that, in the above embodiment, the spoke type force sensor 4, the controller 8, the touch screen 9 and the servo motor 11 may be freely configured according to the practical application scenario, and the spoke type force sensor 4 may be a spoke type force sensor with a model number of HLF01, and the controller 8 controls the spoke type force sensor 4, the touch screen 9 and the servo motor 11 to work by a method commonly used in the prior art.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. The utility model provides a raw and other materials pulling force detection device for engineering detection which characterized in that: comprises a frame (1) and a fixing unit (7);

frame (1): the upper end of the inside of the frame is rotationally connected with symmetrically distributed lead screws (2) through bearings, the middle part of the frame (1) is slidably connected with a cross beam (3), the lead screws (2) are in threaded connection with the cross beam (3), the upper surface of the cross beam (3) is provided with spoke type force sensors (4), the middle part of each spoke type force sensor (4) is provided with a connecting column (5), the lower end of each connecting column (5) extends out of the lower surface of the cross beam (3), and the lower ends of the connecting columns (5) and the lower end of the inside of the frame (1) are respectively provided with a connecting shell (6);

fixing unit (7): are respectively arranged in the connecting shell (6);

wherein: still include controller (8) and touch-sensitive screen (9), controller (8) set up in the inside of frame (1) lower extreme, and touch-sensitive screen (9) set up in the right flank of frame (1) through the fixing base, and the input of controller (8) is connected to spoke formula force sensor (4)'s output electricity, and controller (8) are connected with touch-sensitive screen (9) two-way electricity, and external power source is connected to the input electricity of controller (8).

2. The raw material tension detecting device for engineering inspection according to claim 1, wherein: the fixing unit (7) comprises clamping jaws (71) and a connecting frame (72), wherein the clamping jaws (71) are respectively connected with the inside of the connecting shell (6) in a sliding mode in an annular array mode, and the connecting frame (72) is connected between the clamping jaws (71) in the same connecting shell (6) in a sliding mode.

3. The raw material tension detecting device for engineering inspection according to claim 2, wherein: the fixing unit (7) further comprises screw rods (73), baffle plates (74) and nuts (75), the screw rods (73) are fixedly connected with the connecting frame (72) respectively, the baffle plates (74) are arranged inside the connecting shell (6) respectively, opposite deviating ends of the two screw rods (73) penetrate through the adjacent baffle plates (74) and are in threaded connection with the nuts (75) at the end heads.

4. A raw material tension detecting apparatus for engineering inspection according to claim 3, wherein: the novel nut screw is characterized by further comprising a supporting ring (19) and springs (20), wherein the supporting ring (19) is respectively arranged on opposite deviating surfaces of the two baffles (74), the springs (20) are respectively movably sleeved on the outer cambered surfaces of the screw rods (73), and the springs (20) are positioned between the baffles (74) and the adjacent nuts (75).

5. A raw material tension detecting apparatus for engineering inspection according to claim 3, wherein: tooth grooves (13) are formed in the outer cambered surface of the nut (75) in an annular array mode, supporting shafts (14) are connected between the connecting shell (6) and the baffle (74) through bearing rotation, gears (15) are arranged at opposite deviating ends of the two supporting shafts (14), the tooth grooves (13) are matched with adjacent gears (15), worm gears (16) are arranged at opposite inner ends of the two supporting shafts (14), worm shafts (17) are connected in the middle of the connecting shell (6) through bearing rotation, and the worm shafts (17) are respectively meshed with the adjacent worm gears (16).

6. The raw material tension detecting device for engineering inspection according to claim 5, wherein: the front end of the worm (17) is provided with a hand wheel (18).

7. The raw material tension detecting device for engineering inspection according to claim 1, wherein: the lower extreme of lead screw (2) all is equipped with synchronous pulley one (10), and the inside lower extreme of frame (1) is equipped with servo motor (11), is equipped with synchronous pulley two (12) on the output shaft of servo motor (11), and two synchronous pulley one (10) are connected with synchronous pulley two (12) transmission through same hold-in range, the output of controller (8) is connected to the input electricity of servo motor (11).