阅读说明：本技术 一种单锥体工件的壁厚及壁厚差自动检测装置 (Wall thickness and wall thickness difference automatic detection device of single cone work piece ) 是由 黄安顺 郭海卫 段良辉 任志忠 胡艳萍 丁洵 周云罡 蒋文松 吴海鹰 许晓波 冯 于 2021-01-28 设计创作，主要内容包括：本发明公开了一种单锥体工件的壁厚及壁厚差自动检测装置,包括工作台、锥体测量组件、定位旋转组件、运动组件；锥体测量组件、定位旋转座组件安装在工作台上,测量运动组件安装在工作台下,锥体定位旋转组件对变壁厚锥体工件自动夹紧并使得变壁厚锥体工件能够自由旋转；锥体测量组件设置在锥体工件的大端旁；测量组件对被测锥体工件的任意选定截面进行壁厚及壁厚差的检测。本发明能够对单锥体任意截面的壁厚及壁厚差进行自动检测、自动夹紧和松开、零位校准、系统误差消除、自动读取数据、自动分析处理评定、自动保存和输出,降低了人为因素对测量结构的影响,测量精度大大提高,实现自动化测量,简化了检测流程,提高了检测工作效率。(The invention discloses an automatic detection device for wall thickness and wall thickness difference of a single-cone workpiece, which comprises a workbench, a cone measuring component, a positioning rotating component and a moving component, wherein the workbench is provided with a positioning rotating component and a positioning rotating component; the cone positioning rotating assembly automatically clamps the variable-wall-thickness cone workpiece and enables the variable-wall-thickness cone workpiece to freely rotate; the cone measuring component is arranged beside the large end of the cone workpiece; and the measuring component detects the wall thickness and the wall thickness difference of any selected section of the cone workpiece to be measured. The invention can automatically detect the wall thickness and the wall thickness difference of any section of the single cone, automatically clamp and loosen the wall thickness and the wall thickness difference, calibrate the zero position, eliminate the system error, automatically read data, automatically analyze, process and evaluate, and automatically store and output the data, thereby reducing the influence of human factors on the measurement structure, greatly improving the measurement precision, realizing automatic measurement, simplifying the detection process and improving the detection working efficiency.)

1. The automatic detection device for the wall thickness and the wall thickness difference of the single-cone workpiece is characterized by comprising a workbench, a measuring assembly, a positioning rotating assembly and a moving assembly, wherein the measuring assembly and the positioning rotating assembly are arranged above the workbench, and the moving assembly is arranged below the workbench;

the measuring assembly comprises a base I, a sliding rail I, a sliding seat I, an outer cone measuring rod and an inner cone measuring rod, the base I is arranged on the workbench, the sliding rail I is arranged on the base I, the sliding seat I is connected in the sliding rail I in a sliding manner, the inner cone measuring rod and the outer cone measuring rod are fixedly arranged on the rear side and the front side of the sliding seat I respectively, and the outer cone sensor and the inner cone lever sensor are arranged at the other ends of the inner cone measuring rod and the outer cone measuring rod respectively;

the moving assembly comprises a screw rod I, a stepping motor I and a screw rod nut sleeve, the stepping motor I is fixedly installed at the bottom of the workbench, an output shaft of the stepping motor I is connected with the screw rod I, the screw rod nut sleeve is in threaded connection with the screw rod I, and the screw rod nut sleeve is connected with the sliding seat I;

the positioning and rotating assembly comprises a base II, a slide rail II, a slide seat II, a cone large-end positioning seat, a large-end positioning cone, a small-end positioning body, a small-end positioning sleeve, a bearing seat, a coupler, a stepping motor and a cylinder, wherein the base II, the slide rail II and the large-end positioning seat are arranged on the workbench, the cylinder positioning seat is arranged on the base II, the cylinder is arranged on the cylinder positioning seat, the slide seat II is connected in the slide rail in a sliding manner, a motor mounting seat is arranged on the slide seat II, the motor mounting seat is connected with the cylinder through a cylinder rod, the stepping motor II is arranged on the motor mounting seat, an output shaft of the stepping motor II is connected with the bearing seat through the coupler, the small-end positioning body is arranged on the bearing seat through a compression disc, the small-end positioning sleeve is embedded into an inner cylindrical hole of the small-, the large end positioning cone is arranged on the large end positioning seat, and a measured single-cone workpiece is arranged between the large end positioning cone and the small end positioning sleeve of the small end positioning body;

the measuring heads of the cone outer sensor and the cone inner lever type sensor are positioned inside and outside the measured single cone workpiece, and are arranged coaxially and horizontally perpendicular to the conical surface bus of the cone workpiece.

2. The automatic detection device for the wall thickness and the wall thickness difference of the single-cone workpiece according to claim 1, wherein 3 bearings are uniformly arranged at the upper part of the large-end positioning cone.

3. The automatic detection device for the wall thickness and the difference in wall thickness of the single-cone workpiece according to claim 1, further comprising a measuring seat, wherein the sliding seat i is connected with the measuring seat through a fastening screw, the measuring seat is respectively connected with the two measuring rods through the fastening screw and the fastening screw, the inner-cone lever sensor is fixedly mounted on the inner-cone measuring rod through a fastening screw, the outer-cone sensor is mounted on the outer-cone measuring rod through the fastening screw, and the two measuring heads are coaxially arranged and perpendicular to the normal of the generatrix of the conical surface of the variable-wall-thickness cone workpiece.

Technical Field

The invention relates to the technical field of single cone wall thickness and wall thickness difference detection, in particular to an automatic detection device for wall thickness and wall thickness difference of a single cone workpiece.

Background

The existing method for detecting the wall thickness and the wall thickness difference of a single-cone (including a variable-wall-thickness single cone) workpiece is mostly carried out by using a manual meter making and mechanical special manual measuring device, and is carried out by manually reading and recording measurement data and manually calculating, analyzing and evaluating the wall thickness and the wall thickness difference.

Disclosure of Invention

The automatic detection device for the wall thickness and the wall thickness difference of the single-cone workpiece, provided by the invention, has the advantages of convenience in operation, high measurement working efficiency and high measurement precision, and can automatically record and evaluate the measurement result, realize automatic measurement and reduce the labor intensity of workers and the influence of measurement human factors on the measurement result.

In order to achieve the purpose, the invention adopts the following technical scheme:

the automatic detection device for the wall thickness and the wall thickness difference of the single-cone workpiece comprises a workbench, a measuring assembly, a positioning rotating assembly and a moving assembly, wherein the measuring assembly and the positioning rotating assembly are arranged above the workbench, and the moving assembly is arranged below the workbench;

the measuring assembly comprises a base I, a sliding rail I, a sliding seat I, an outer cone measuring rod and an inner cone measuring rod, the base I is arranged on the workbench, the sliding rail I is arranged on the base I, the sliding seat I is connected in the sliding rail I in a sliding manner, the inner cone measuring rod and the outer cone measuring rod are fixedly arranged on the rear side and the front side of the sliding seat I respectively, and the outer cone sensor and the inner cone lever sensor are arranged at the other ends of the inner cone measuring rod and the outer cone measuring rod respectively;

the moving assembly comprises a screw rod I, a stepping motor I and a screw rod nut sleeve, the stepping motor I is fixedly installed at the bottom of the workbench, an output shaft of the stepping motor I is connected with the screw rod I, the screw rod nut sleeve is in threaded connection with the screw rod I, and the screw rod nut sleeve is connected with the sliding seat I;

the positioning and rotating assembly comprises a base II, a slide rail II, a slide seat II, a cone large-end positioning seat, a large-end positioning cone, a small-end positioning body, a small-end positioning sleeve, a bearing seat, a coupler, a stepping motor and a cylinder, wherein the base II, the slide rail II and the large-end positioning seat are arranged on the workbench, the cylinder positioning seat is arranged on the base II, the cylinder is arranged on the cylinder positioning seat, the slide seat II is connected in the slide rail in a sliding manner, a motor mounting seat is arranged on the slide seat II, the motor mounting seat is connected with the cylinder through a cylinder rod, the stepping motor II is arranged on the motor mounting seat, an output shaft of the stepping motor II is connected with the bearing seat through the coupler, the small-end positioning body is arranged on the bearing seat through a compression disc, the small-end positioning sleeve is embedded into an inner cylindrical hole of the small-, the large end positioning cone is arranged on the large end positioning seat, and a measured single-cone workpiece is arranged between the large end positioning cone and the small end positioning sleeve of the small end positioning body;

the measuring heads of the cone outer sensor and the cone inner lever type sensor are positioned inside and outside the measured single cone workpiece, and are arranged coaxially and horizontally perpendicular to the conical surface bus of the cone workpiece.

Preferably, the upper part of the large-end positioning cone is uniformly provided with 3 bearings.

Preferably, the measuring device further comprises a measuring seat, the sliding seat I is connected with the measuring seat through a fastening screw, the measuring seat is respectively connected with the two measuring rods through the fastening screw and the fastening screw, the rod-type sensor in the cone is fixedly installed on the measuring rod in the cone through a fastening screw, the sensor outside the cone is arranged on the measuring rod outside the cone through the fastening screw, and the two measuring heads are coaxial and perpendicular to the normal line of the conical surface bus of the variable-wall-thickness cone workpiece.

Compared with the prior art, the invention has the beneficial effects that: the invention has simple structure, convenient operation, accurate and reliable measuring result and good repeatability; the movement and the rotation of the cone measuring component are controlled by a computer, and the wall thickness difference of the single-cone workpiece are measured, automatically clamped and measured; the measurement result is automatically processed, stored, analyzed and evaluated, and a detection result report is automatically issued, so that the measurement automation of the cone wall thickness and the wall thickness difference is realized, the functions of zero calibration, system error elimination and error correction are realized, the artificial influence is eliminated, and the measurement precision and efficiency are improved.

Drawings

FIG. 1 is an overall front view of the present invention;

FIG. 2 is an overall left side view of the present invention;

FIG. 3 is a top view of the table of the present invention;

FIG. 4 is a front view of the table of the present invention;

FIG. 5 is a top view of a measurement assembly of the present invention;

FIG. 6 is a top view of the positioning and rotating assembly of the present invention;

fig. 7 is a front view of the motion assembly of the present invention.

In the figure: 1. a base I; 2. a slide rail I; 3. a sliding seat I; 4. a base II; 5. a work table; 6. a sliding seat II; 7. a slide rail II; 8. an automatic detection device; 9. a cylinder; 10. a cone inner lever type sensor measuring head; 11. a lever sensor inside the cone; 12. fastening screws; 13. a data line; 14. a measuring rod in the cone; 15. fastening screws; 16. a measuring seat; 17. a measuring rod outside the cone; 18. fastening screws; 19. an off-cone sensor; 20. fastening screws; 21. a large end positioning seat; 22. a large end positioning cone; 23. a variable wall thickness cone workpiece; 24. a small end positioning body; 25. a compression disc; 26. fastening a nut; 27. a motor mounting seat; 28. a cylinder positioning seat; 29. a third limiting hole; 30. a step motor II; 31. a coupling; 32. a bearing; 33. a bearing seat; 34. a small end positioning sleeve; 35. a heat radiation fan; 36. a screw rod; 37. a screw rod mounting seat; 38. a stepping motor I; 39. and a screw rod and nut sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

referring to fig. 1-7, an automatic detection device for wall thickness and wall thickness difference of a single-cone workpiece 8 comprises a workbench 5, a measurement component, a positioning rotation component and a movement component, wherein the measurement component and the positioning rotation component are arranged above the workbench 5, and the movement component is arranged below the workbench 5.

Measuring unit includes measuring stick 14 in I1, slide I2, slide I3, the outer measuring stick 17 of cone and the cone of base, and on workstation 5 was located to base I1, be equipped with slide I2 on the I1 of base, and the sliding connection has slide I3 in the slide I2. The sliding seat I3 is connected with a measuring seat 16 through a fastening screw, the measuring seat 16 is respectively connected with an inner cone measuring rod 14 and an outer cone measuring rod 17 through the fastening screw and the fastening screw, the inner cone lever type sensor 10 is fixedly installed on the inner cone measuring rod 14 through the fastening screw, the outer cone sensor 19 is arranged on the outer cone measuring rod 17 through the fastening screw, and the two measuring heads are coaxially arranged and perpendicular to the normal line of the conical surface bus of the variable-wall-thickness cone workpiece 23.

The moving assembly mainly comprises a screw rod 36, a screw rod nut sleeve 39, a screw rod mounting seat 37 and a stepping motor I38; the stepping motor I38 is fixedly arranged at the bottom of the workbench 5, an output shaft of the stepping motor I38 is connected with the lead screw 36, the lead screw nut sleeve 39 is connected with the lead screw 36 in a matched mode, the lead screw nut sleeve 39 is connected with the sliding seat I3, and the stepping motor I38 is connected with a computer. The screw rod 36 is arranged in parallel to the sliding rail I2, the stepping motor I38 drives the screw rod 36 to rotate, the screw rod nut sleeve 39 converts rotation into movement, and the sliding seat I3 is driven to move along the sliding rail I2.

The positioning rotating assembly mainly comprises a base II 4, a sliding seat II 6, a sliding rail II 7, a cone large-end positioning seat 21, a large-end positioning cone 22, a small-end positioning body 24, a small-end positioning sleeve 34, a bearing seat 33, a coupler 31, a stepping motor 30 and a cylinder 9.

The cylinder 9 is arranged on a cylinder positioning seat 28 through a locking nut, the cylinder positioning seat 28 is arranged on a base II 4, and the base II 4 is fixedly arranged on the workbench 5; the large end positioning cone 22 is arranged on the large end positioning seat 21, and the upper part of the large end positioning cone 22 is provided with 3 uniformly distributed bearings 35 for positioning and rotating the large end of the variable wall thickness cone workpiece 23; in the cone small end positioning rotating assembly, the front end of a small end positioning sleeve hole is conical, a small end positioning sleeve 34 is embedded in an inner cylindrical hole of a small end positioning body 24, the small end positioning body 24 is cylindrical and is installed in 2 bearings 32, the small end positioning body 24 is fixed on a bearing seat 33 through a pressing disc 25 through a fastening nut 26, and the bearing seat 33 is installed on a sliding seat II 6; the sliding rail II 7 is fixedly arranged on the workbench 5, and the sliding seat II 6 is arranged on the sliding rail II 7; the cone small end positioning rotating assembly adopts a stepping motor II 30 and a cylinder 9 for driving movement, the stepping motor II 30 is arranged on a motor mounting seat 27, the motor mounting seat 27 is arranged on a sliding seat II 6, an output shaft of the stepping motor II 30 is connected with a cone small end positioning body 24 through a coupling 31, and the stepping motor II 30 is connected with a computer; the cylinder 9 is connected with the motor mounting seat 27 through a cylinder rod; the cylinder 9 pushes the sliding seat II 6 to move on the sliding rail II 7, the stepping motor II 30 drives the small end positioning body 24 arranged in the bearing 32 to rotate, the movement or the movement of the small end positioning body is controlled by a computer, and a compression spring and a compression nut which are arranged on a cylinder rod are used for adjusting the pressing force on a tested piece.

A lever type sensor 11 is arranged in a clamping groove at the front end of a measuring rod 14 in a cone of the measuring assembly.

The working principle of the invention is as follows:

the large conical surface large end of the single cone workpiece is arranged between the large end positioning cone 22 of the cone large end positioning seat 21 and the small end positioning pipe sleeve 34 of the small end positioning body 24; then, the cylinder 9 (the cylinder 9 can work normally for the conventional motor) is connected with the motor mounting seat 27 through a cylinder rod, the sliding seat II is pushed to move on the sliding rail II, the stepping motor II 30 drives the small end positioning body 24 arranged in the bearing 32 to rotate freely, and a compression spring and a compression nut arranged on the cylinder rod are used for adjusting the pressing force on the tested piece to finish automatic clamping;

the measuring head 19 of the cone outer sensor and the measuring head 10 of the cone inner lever type sensor are coaxial and are arranged inside and outside the measured cone on the normal perpendicular to the generatrix of the cone;

a stepping motor I38 (the stepping motor I38 is a conventional motor and can work normally) drives a measuring assembly to move along a cone bus, so that the measuring head can measure the position of any selected section on the bus of the cone surface of the single-cone workpiece, and the data acquisition of the cone wall thickness and the wall thickness difference of the single-cone workpiece is completed;

the measuring head is retracted to the initial position, the data of the wall thickness and the wall thickness difference of the conical surface of the single-cone workpiece are obtained, and the axial wall thickness difference and the circumferential wall thickness difference of the single-cone workpiece are obtained;

after the measurement work is finished, the large end positioning cone 22 and the small end positioning body 24 automatically release the single cone workpiece, and the cylinder rod of the cylinder 9 drives the sliding seat II to return to the initial position.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.