阅读说明：本技术 自动检测装置 (Automatic detection device ) 是由 孔庆安 于 2019-10-16 设计创作，主要内容包括：本发明提供了一种自动检测装置,属于检测装置技术领域。该自动检测装置,包括旋转支撑组件、检测机构和工件。所述第一辊轮架和所述第二辊轮架可滑动连接于所述底座,所述第一辊轮架和所述第二辊轮架的顶部均安装有滚轮。所述移动座滑动连接于所述底座,所述移动座螺接于所述第二丝杆,所述旋转架可转动连接于所述移动座。所述位移传感器安装于所述固定板,所述弹性件固定于所述移动座和旋转架之间。轴杆类工件能够在滚轮上滚动,工件弯曲的部分能够和接触板接触,并对接触板施加一定的压力,此时旋转架会发生一定的偏转,探头感受到位移发生改变,并将该脉冲信号传递到PLC控制器和工控机,进而来确定该工件弯曲的最高点。(The invention provides an automatic detection device, and belongs to the technical field of detection devices. The automatic detection device comprises a rotary supporting component, a detection mechanism and a workpiece. The first roller frame and the second roller frame are slidably connected to the base, and rollers are mounted at the tops of the first roller frame and the second roller frame. The movable base is connected to the base in a sliding mode, the movable base is connected to the second lead screw in a threaded mode, and the rotating frame is connected to the movable base in a rotating mode. The displacement sensor is arranged on the fixed plate, and the elastic piece is fixed between the movable seat and the rotating frame. The shaft lever type workpiece can roll on the roller, the bent part of the workpiece can be in contact with the contact plate, certain pressure is applied to the contact plate, the rotating frame deflects to a certain degree, the probe senses the change of displacement, the pulse signal is transmitted to the PLC and the industrial personal computer, and the highest point of the bending of the workpiece is determined.)

1. An automatic detection device is characterized by comprising

The rotary support assembly (10) comprises a base (110), a first roller frame (120), a second roller frame (130), a first lead screw (140) and a second lead screw (150), wherein the first roller frame (120) and the second roller frame (130) are connected to the base (110) in a sliding mode, the first roller frame (120) is connected to the first lead screw (140) in a threaded mode, and rollers (180) are mounted at the tops of the first roller frame (120) and the second roller frame (130);

the detection mechanism (20), the detection mechanism (20) comprises a moving seat (210), a rotating frame (220), a supporting frame (240), a contact plate (250), an elastic piece (260), a fixed plate (270) and a displacement sensor (280), the movable base (210) is connected to the base (110) in a sliding manner, the movable base (210) is screwed on the second screw rod (150), the rotating frame (220) is rotatably connected to the moving seat (210), the supporting frame (240) is fixed at one end of the rotating frame (220), the contact plate (250) is fixed on the support frame (240), the fixed plate (270) is connected with the movable base (210), the displacement sensor (280) is arranged on the fixing plate (270), a probe (290) of the displacement sensor (280) is arranged close to one end of the rotating frame (220), the elastic piece (260) is fixed between the moving seat (210) and the rotating frame (220);

the workpiece (40), the workpiece (40) is a shaft rod type workpiece, the workpiece (40) is placed on the roller (180), and the bottom of the workpiece (40) is contacted with the contact plate (250).

2. The automatic detection device according to claim 1, further comprising a driving mechanism (30), wherein the driving mechanism (30) comprises a fixed seat (310), a rotating seat (320), a third speed reduction motor (330), a rotating shaft (340) and a driving wheel (350), the fixed seat (310) is fixed on the base (110), the rotating seat (320) is rotatably connected to the fixed seat (310), the third speed reduction motor (330) is installed on the rotating seat (320), the rotating shaft (340) is connected to an output end of the third speed reduction motor (330), the driving wheel (350) is installed at a shaft end of the rotating shaft (340), and the driving wheel (350) is in contact with the workpiece (40).

3. An automatic detection device according to claim 2, characterized in that the driving mechanism (30) further comprises a hydraulic cylinder (360), the hydraulic cylinder (360) is rotatably mounted on the fixed base (310), and an output end of the hydraulic cylinder (360) is rotatably connected to the rotating base (320).

4. An automatic detection device according to claim 2, characterized in that the rollers (180) are two sets of rollers arranged side by side, the rollers are located at the same horizontal level, and the outer surfaces of the rollers and the driving wheel (350) are provided with rubber anti-skid pads.

5. The automatic detection device according to claim 1, wherein a slide rail is disposed at the top of the base (110), and the first roller frame (120) and the movable base (210) are disposed in the slide rail.

6. An automatic detection device according to claim 5, characterized in that the direction of the slide rail is parallel to the direction of the first screw (140) and the second screw (150).

7. An automatic detection device according to claim 1, characterized in that said first lead screw (140) and said second lead screw (150) are respectively configured to be drivingly connected to a first gear motor (160) and a second gear motor (170), said first gear motor (160) being fixedly mounted to said base (110) and said second gear motor (170) being fixedly mounted to said second roller frame (130).

8. An automatic detection device according to claim 1, characterized in that the elastic member (260) is a tension spring.

9. The automatic detection device according to claim 1, wherein a through hole is transversely formed at the top of the movable seat (210), the rotating frame (220) penetrates through the through hole, and the rotating frame (220) is rotatably connected in the through hole through a pin shaft.

10. The automatic detection device according to claim 1, wherein a limit bolt (230) is further screwed at the through hole, the limit bolt (230) is screwed on the movable base (210), and the bottom end of the limit bolt (230) is in contact with the rotating frame (220).

Technical Field

The invention relates to the field of detection devices, in particular to an automatic detection device.

Background

The straightness of the shaft rod type workpiece needs to be detected in the machining process, and the inventor finds that although the traditional detection device can detect whether the straightness of the shaft rod type workpiece is qualified, the traditional detection device is difficult to detect the highest bending point of the workpiece, and is inconvenient for straightening in the later period.

Disclosure of Invention

In order to make up for the defects, the invention provides an automatic detection device, and aims to solve the problem that the traditional detection device is difficult to detect the bending highest point of a shaft rod type workpiece.

The invention is realized by the following steps:

an automatic detection device comprises a rotary supporting component, a detection mechanism and a workpiece.

The rotary supporting assembly comprises a base, a first roller frame, a second roller frame, a first lead screw and a second lead screw, the first roller frame and the second roller frame are slidably connected to the base, the first roller frame is in threaded connection with the first lead screw, and idler wheels are mounted at the tops of the first roller frame and the second roller frame.

Detection mechanism is including removing seat, swivel mount, support frame, contact plate, elastic component, fixed plate and displacement sensor, remove seat sliding connection in the base, remove a spiro union in the second lead screw, swivel mount rotatable coupling in remove the seat, the support frame is fixed in the one end of swivel mount, the contact plate is fixed in the support frame, the fixed plate with remove the seat and connect, displacement sensor install in the fixed plate, displacement sensor's probe is close to the one end setting of swivel mount, the elastic component is fixed in remove between seat and the swivel mount.

The workpiece is a shaft rod type workpiece, the workpiece is placed on the roller, and the bottom of the workpiece is in contact with the contact plate.

In an embodiment of the present invention, the automatic detection device further includes a driving mechanism, the driving mechanism includes a fixed seat, a rotating seat, a third speed reduction motor, a rotating shaft, and a driving wheel, the fixed seat is fixed to the base, the rotating seat is rotatably connected to the fixed seat, the third speed reduction motor is mounted on the rotating seat, the rotating shaft is connected to an output end of the third speed reduction motor, the driving wheel is mounted at a shaft end of the rotating shaft, and the driving wheel contacts with the workpiece.

In an embodiment of the present invention, the driving mechanism further includes a hydraulic cylinder, the hydraulic cylinder is rotatably mounted on the fixed seat, and an output end of the hydraulic cylinder is rotatably connected to the rotating seat.

In one embodiment of the invention, the rollers are two groups of rollers arranged side by side, the rollers are positioned at the same horizontal height, and rubber anti-skid pads are arranged on the outer surfaces of the rollers and the driving wheel.

In an embodiment of the present invention, a sliding rail is disposed at the top of the base, and the first roller frame and the moving seat are both located in the sliding rail.

In an embodiment of the present invention, a direction of the slide rail is parallel to a direction of the first lead screw and the second lead screw.

In an embodiment of the present invention, the first lead screw and the second lead screw are respectively configured to be in transmission connection with a first speed reduction motor and a second speed reduction motor, the first speed reduction motor is fixedly installed on the base, and the second speed reduction motor is fixedly installed on the second roller carrier.

In an embodiment of the present invention, the elastic member is a tension spring.

In an embodiment of the present invention, a through hole is transversely formed at the top of the moving seat, the rotating frame penetrates through the through hole, and the rotating frame is rotatably connected in the through hole through a pin shaft.

In an embodiment of the invention, a limit bolt is further screwed at the through hole, the limit bolt is screwed on the movable base, and the bottom end of the limit bolt is in contact with the rotating frame.

The invention has the beneficial effects that: when the automatic detection device is used, when the first screw rod and the second screw rod rotate, the first roller frame and the moving seat can move left and right by utilizing the screw rod transmission principle, workpieces are placed on the rollers and can meet the supporting requirements of shaft rod type workpieces with different lengths, the shaft rod type workpieces can roll on the rollers, the contact plate can be contacted with different positions of the shaft rod type workpieces when the moving seat moves left and right, when the shaft rod type workpieces rotate, the bent parts of the workpieces can be contacted with the contact plate and exert certain pressure on the contact plate, and the rotating frame can deflect to a certain degree by utilizing the force transmission characteristic, because the probe of the displacement sensor is arranged close to one end of the rotating frame, the probe senses the displacement change and transmits the pulse signal to the PLC controller and the industrial personal computer, and the PLC controller and the industrial personal computer record the signal, the detection personnel judge the deflection amplitude of the rotating frame according to the size of the pulse signal so as to determine the highest point of the bending of the workpiece, so that the workpiece can be straightened aiming at the highest point of the bending in the later period, and the device is suitable for popularization and use.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic structural diagram of an automatic detection device provided in an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a rotary support assembly according to an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a detection mechanism according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a driving mechanism according to an embodiment of the present invention.

In the figure: 10-a rotation support assembly; 110-a base; 120-a first roller frame; 130-a second roller frame; 140-a first lead screw; 150-a second lead screw; 160-a first gear motor; 170-a second gear motor; 180-a roller; 20-a detection mechanism; 210-a mobile seat; 220-a rotating frame; 230-a limit bolt; 240-a support frame; 250-a contact plate; 260-an elastic member; 270-fixing the plate; 280-a displacement sensor; 290-probe; 30-a drive mechanism; 310-a fixed seat; 320-a rotating seat; 330-a third gear motor; 340-a rotating shaft; 350-driving wheels; 360-hydraulic cylinder; 40-workpiece.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" 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 defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.