Outer diameter detection mechanism

Abstract

The utility model discloses an outer diameter detection mechanism which comprises a bottom plate, one side of the upper end of the bottom plate is connected with a frame body, the middle part of the upper end of the frame body is connected with a positioning plate, and the middle part of one side of the frame body is connected with a moving assembly. According to the outer diameter detection mechanism, through mutual cooperation of the hydraulic cylinder, the connecting rod, the connecting ring, the mounting plate, the pneumatic test pen and the linear detection head, the device can rapidly detect the outer diameter of a workpiece body, the detection speed is high, the detection size is stable, the detection efficiency of the outer diameter of the workpiece is high, and the product quality of the workpiece is greatly improved; through mutual cooperation of the positioning plate, the motor, the threaded rod, the sliding block, the connecting plate, the moving rod, the clamping block, the connecting groove, the electric telescopic rod and the supporting plate, a detected workpiece body can be rapidly clamped so as to ensure that the workpiece body is always located in the connecting ring, the stability performance of the workpiece body during detection is improved, and the workpiece detection accuracy is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of external diameter detection, especially relates to a external diameter detection mechanism. BACKGROUND

[0002] The diameter of the outer circle of a circular object is called the external diameter, which is usually measured directly by a vernier caliper, and the symbol is Phi; in engineering, the external diameter is usually an important indicator of quality, so its measurement is a very important process. External diameter detection refers to the measurement and detection of the external diameter of an object. External diameter detection is an important link in the production process of circular objects such as plastic pipes. Its purpose is to ensure that the geometric dimensions of the product meet the specified requirements, thereby ensuring the production efficiency, qualification rate, and quality of the product. In order to achieve real-time online detection with high precision, a diameter measuring instrument is usually used for detection. This instrument can be installed on the production line for online detection. The measurement data is displayed in real time on the display screen, which controls the external diameter size of the plastic pipe and ensures the precision and quality of the plastic pipe. In addition, the main task of the workers is to recycle the plastic pipe without the need for complex manual measurement and adjustment.

[0003] The external diameter of the workpiece needs to be detected in the existing workpiece production process. Currently, manual detection is usually used, but manual detection is difficult, which not only increases the workload of the workers, but also makes it difficult to ensure the accuracy of the external diameter size of the workpiece. In addition, the external diameter detection speed of the object is slow, which affects the production efficiency of the workpiece.

[0004] Therefore, it is necessary to provide a external diameter detection mechanism to solve the above problems. UTILITY MODEL CONTENTS

[0005] The main purpose of the utility model is to provide a external diameter detection mechanism, which can effectively solve the problems in the background art.

[0006] To achieve the above purpose, the technical scheme adopted by the utility model is:

[0007] An outer diameter detection mechanism, including a base plate, one side of the upper end of the base plate is connected with a frame body, the middle part of the upper end of the frame body is connected with a positioning plate, one side of the middle part of the frame body is connected with a moving assembly, the upper part of both sides of the moving assembly is connected with a moving rod, the two moving rods are respectively extended to the inside of the positioning plate, one end of the two moving rods is connected with a clamping block, the middle part of the upper end of the positioning plate is connected with an electric telescopic rod, the upper end of the electric telescopic rod is connected with a supporting plate, the upper end of the supporting plate is connected with a workpiece body, one side of the two clamping blocks is respectively in contact with the lower part of both sides of the workpiece body, one side of the upper end of the base plate away from the frame body is connected with a box body, one side of the lower end of the inner wall of the box body is connected with a hydraulic cylinder, the upper end of the hydraulic cylinder is connected with a connecting rod, one end of the connecting rod is extended to one side of the box body, one end of the connecting rod is connected with a connecting ring, the lower end of the connecting ring is circumferentially connected with a mounting plate, a plurality of mounting plates are connected with a pneumatic probe, one end of the plurality of pneumatic probes is connected with a one-character detection head.

[0008] Preferably, the moving assembly comprises a motor, the output end of the motor is connected with a threaded rod, one end of the threaded rod is extended to the inside of the frame body and connected with one side of the inner wall of the frame body, the outer sides of both sides of the threaded rod are slidably connected with a sliding block, the upper middle part of the two sliding blocks is connected with a connecting plate, the upper end of the two connecting plates is extended to the upper end of the frame body.

[0009] Preferably, the threaded rod is made of a bidirectional thread.

[0010] Preferably, the shape of the positioning plate is arranged in a U-shaped structure.

[0011] Preferably, one side of the upper end of the inner wall of the box body is connected with a guide rod, the lower end of the guide rod is extended to the lower end of the connecting rod, and one end of the connecting rod is located outside the guide rod and slides.

[0012] Preferably, the number of the pneumatic probes and the number of the one-character detection heads are both four groups.

[0013] Preferably, the shape of the mounting plate is arranged in an arc-shaped structure, and the number of the mounting plates is four groups.

[0014] Preferably, a connecting groove is formed in the upper end of the positioning plate corresponding to the electric telescopic rod, and the lower end of the electric telescopic rod is located inside the connecting groove.

[0015] Beneficial effects

[0016] Compared with the prior art, the outer diameter detection mechanism has the following beneficial effects:

[0017] 1. The outer diameter detection mechanism, through the cooperation of the hydraulic cylinder, connecting rod, connecting ring, mounting plate, pneumatic probe and the one-word detection head, the device can quickly detect the outer diameter of the workpiece body, the detection speed is fast, the detection size is stable, the workpiece outer diameter detection efficiency is high, and the product quality of the workpiece is greatly improved.

[0018] 2. The outer diameter detection mechanism, through the cooperation of the positioning plate, motor, threaded rod, sliding block, connecting plate, moving rod, clamping block, connecting groove, electric telescopic rod and supporting plate, the workpiece body to be detected can be quickly clamped to ensure that the workpiece body is always located inside the connecting ring, improve the stability of the workpiece body during detection, and improve the accuracy of the workpiece detection. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 is the structure diagram of the utility model;

[0020] Figure 2 is the sectional view of the utility model;

[0021] Figure 3 is the installation structure diagram of the mounting plate of the utility model;

[0022] Figure 4 is the opening structure diagram of the connecting groove of the utility model.

[0023] In the drawing: 1, bottom plate; 2, frame; 3, positioning plate; 4, motor; 5, threaded rod; 6, sliding block; 7, connecting plate; 8, moving rod; 9, clamping block; 10, connecting groove; 11, electric telescopic rod; 12, supporting plate; 13, workpiece body; 14, box; 15, hydraulic cylinder; 16, connecting rod; 17, connecting ring; 18, mounting plate; 19, pneumatic probe; 20, one-word detection head. DETAILED DESCRIPTION

[0024] In order to make the technical means, creative features, purposes and effects of the utility model easy to understand, the utility model is further described below in combination with specific embodiments.

[0025] For example, Figures 1-4As shown, an outer diameter detection mechanism, including the base plate 1, the upper end of the base plate 1 is connected with the frame 2 on one side, the upper end of the frame 2 is connected with the positioning plate 3 in the middle, which is convenient for positioning the workpiece body 13, the middle of one side of the frame 2 is connected with the moving assembly, the upper part of both sides of the moving assembly is connected with the moving rod 8, two moving rods 8 extend through to the inside of the positioning plate 3 respectively, one end of the two moving rods 8 is connected with the clamping block 9, the upper end of the positioning plate 3 is connected with the electric telescopic rod 11 in the middle, which drives the height of the supporting plate 12 to adjust, the upper end of the electric telescopic rod 11 is connected with the supporting plate 12, which is convenient for supporting the workpiece body 13, the upper end of the supporting plate 12 is connected with the workpiece body 13, one side of both clamping blocks 9 is respectively in contact with the lower part of both sides of the workpiece body 13, the upper end of the base plate 1 is connected with the box 14 away from the frame 2 on one side, which protects the hydraulic cylinder 15, the inner wall of the box 14 is connected with the hydraulic cylinder 15 on one side of the lower end, which drives the height of the connecting rod 16, the connecting ring 17, the pneumatic probe 19 and the one character detection head 20 to adjust, the upper end of the hydraulic cylinder 15 is connected with the connecting rod 16, one end of the connecting rod 16 extends through to one side of the box 14, one end of the connecting rod 16 is connected with the connecting ring 17, the lower end of the connecting ring 17 is connected with the mounting plate 18 circumferentially, which installs the pneumatic probe 19, a plurality of mounting plates 18 are connected with the pneumatic probe 19 on the lower end, one end of a plurality of pneumatic probes 19 is connected with the one character detection head 20, which detects the outer diameter of the workpiece body 13, the moving assembly includes the motor 4, the output end of the motor 4 is connected with the threaded rod 5, one end of the threaded rod 5 extends through to the inside of the frame 2 and is connected with the inner wall of the frame 2 on one side, both sides of the outer part of the threaded rod 5 are slidably connected with the sliding block 6, which drives the position of the connecting plate 7, the moving rod 8 and the clamping block 9 to move, the upper end of both sliding blocks 6 is connected with the connecting plate 7, the upper end of both connecting plates 7 extends through to the upper end of the frame 2, the threaded rod 5 is made of bidirectional thread, which is convenient for moving both sliding blocks 6 at the same time, the shape of the positioning plate 3 is U-shaped structure, the inner wall of the box 14 is connected with the guide rod on one side of the upper end, the guide rod extends through to the lower end of the connecting rod 16, one end of the connecting rod 16 slides outside the guide rod, the number of pneumatic probes 19 and the number of one character detection heads 20 are both four groups, the shape of the mounting plate 18 is arc structure, the number of mounting plates 18 is four groups, the upper end of the positioning plate 3 is provided with the connecting groove 10 corresponding to the electric telescopic rod 11, the lower end of the electric telescopic rod 11 is located in the connecting groove 10.

[0026] It needs to be explained that the utility model is a kind of outer diameter detection mechanism, when using, by placing workpiece body 13 on the end of supporting plate 12, electric telescopic link 11 drives the height of supporting plate 12 and workpiece body 13 to adjust, motor 4 drives screw rod 5 to rotate, so as to drive the position of two sliders 6, two connecting plates 7, two moving rods 8 and two clamping blocks 9 to move, so that two clamping blocks 9 clamp workpiece body 13, then by hydraulic cylinder 15 drives connecting rod 16, connecting ring 17, pneumatic probe 19 and the height of character detection head 20 to adjust, character detection head 20 is located respectively outside multiple workpiece bodies 13, so that the outer diameter of workpiece body 13 can be accurately detected.

[0027] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above. It should be understood by those skilled in the art that the utility model is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model can also have various changes and improvements, and these changes and improvements all fall within the scope of the claimed utility model. The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. An outer diameter detection mechanism, comprising a base plate (1), characterized in that: A frame (2) is connected to one side of the upper end of the base plate (1). A positioning plate (3) is connected to the middle of the upper end of the frame (2). A moving component is connected to the middle of one side of the frame (2). Moving rods (8) are connected to the upper parts of both sides of the moving component. The two moving rods (8) extend through the positioning plate (3) and are connected to clamping blocks (9) at one end. An electric telescopic rod (11) is connected to the middle of the upper end of the positioning plate (3). A support plate (12) is connected to the upper end of the electric telescopic rod (11). A workpiece body (13) is connected to the upper end of the support plate (12). The two clamping blocks (9) are connected to the workpiece body (13) on one side. The lower parts of both sides of the main body (13) are in contact. The upper end of the base plate (1) is connected to the box (14) away from the frame (2). The lower end of the inner wall of the box (14) is connected to the hydraulic cylinder (15). The upper end of the hydraulic cylinder (15) is connected to the connecting rod (16). One end of the connecting rod (16) extends through to one side of the box (14). One end of the connecting rod (16) is connected to the connecting ring (17). The lower end of the connecting ring (17) is circumferentially connected to the mounting plate (18). The lower end of the multiple mounting plates (18) is connected to the pneumatic measuring pen (19). One end of the multiple pneumatic measuring pens (19) is connected to the digit detection head (20).

2. The outer diameter detection mechanism according to claim 1, characterized in that: The moving component includes a motor (4), the output end of which is connected to a threaded rod (5). One end of the threaded rod (5) extends through into the frame (2) and is connected to one side of the inner wall of the frame (2). Sliding blocks (6) are slidably connected to both sides of the threaded rod (5). A connecting plate (7) is connected to the middle of the upper end of the two sliding blocks (6). The upper ends of the two connecting plates (7) extend through to the upper end of the frame (2).

3. The outer diameter detection mechanism according to claim 2, characterized in that: The threaded rod (5) is made of bidirectional thread.

4. The outer diameter detection mechanism according to claim 1, characterized in that: The positioning plate (3) is U-shaped.

5. The outer diameter detection mechanism according to claim 1, characterized in that: A guide rod is connected to one side of the upper end of the inner wall of the box (14). The lower end of the guide rod extends through to the lower end of the connecting rod (16). One end of the connecting rod (16) slides outside the guide rod.

6. The outer diameter detection mechanism according to claim 1, characterized in that: The number of pneumatic measuring pens (19) and the number of single-head measuring heads (20) are both four sets.

7. The outer diameter detection mechanism according to claim 1, characterized in that: The mounting plate (18) is arranged in an arc shape, and there are four sets of mounting plates (18).

8. The outer diameter detection mechanism according to claim 1, characterized in that: The upper end of the positioning plate (3) is provided with a connecting groove (10) corresponding to the electric telescopic rod (11), and the lower end of the electric telescopic rod (11) is located inside the connecting groove (10).

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