Wireless quick change device for roughness measuring instrument

Abstract

The utility model provides a roughness measuring instrument wireless quick change device, belongs to machining equipment technical field, including mechanical arm, quick change subassembly and measuring subassembly, said quick change subassembly is located mechanical arm and measuring subassembly between, quick change subassembly includes lower disk body, upper disk body and support cover, upper disk body and mechanical arm front end connection, and the support cover is connected with the mechanical arm front end. The upper disc body and the supporting cover are in threaded connection, the measuring assembly comprises a roughness meter body, a probe and a connecting frame, and the connecting frame is connected with the lower disc body through a bolt, the roughness of the surface of a workpiece is automatically detected, manual operation is not needed in the detection process, the detection efficiency is improved, and the detection precision is improved. The device reduces the labor intensity of workers, ensures the uniformity of detection positions each time, avoids missing detection, can be quickly butted and replaced with the mechanical arm, and is convenient for the front end of the mechanical arm to be changed from a processing part to a detection part.

Description

Technical Field

[0001] The utility model mainly relates to the technical field of mechanical processing equipment, in particular to a wireless quick-change device for a roughness measuring instrument. Background Art

[0002] Mechanical processing refers to the process of changing the shape, size or performance of a workpiece through a mechanical device. According to the difference in processing methods, mechanical processing can be divided into cutting processing and pressure processing. After the workpiece product is processed, a roughness measuring instrument is needed to detect the surface roughness of the workpiece to determine whether it meets the qualification standards. Workpiece surface roughness detection is a more critical detection item.

[0003] Roughness measuring instrument is also called surface roughness instrument, surface finish instrument and roughness meter. It has the characteristics of high measurement accuracy, wide measurement range, simple operation, easy to carry, stable operation, etc. It can be widely used in the detection of various metal and non-metal processing surfaces. The current detection method is usually to clamp the parts to the roughness measuring machine in the precision measurement room for detection, or to manually use a portable roughness measuring machine for detection in the workshop. Roughness detection relies on manual labor, and the manual detection method is inefficient, labor-intensive, inconsistent in detection position, and prone to missed detection. Utility Model Content

[0004] The technical solution of the present invention aims at the technical problem that the existing technical solutions are too single, and provides a solution that is significantly different from the existing technologies. Specifically, the present invention mainly provides a wireless quick-change device for a roughness measuring instrument, which is used to solve the technical problems mentioned in the above background technology that the current roughness detection of workpieces cannot be separated from the operation of staff, the manual operation detection position is not uniform, and missed detection is prone to occur.

[0005] The technical solution adopted by the utility model to solve the above technical problems is:

[0006] A wireless quick-change device for a roughness measuring instrument comprises a mechanical arm, a quick-change assembly and a measuring assembly, wherein the quick-change assembly is located between the mechanical arm and the measuring assembly, the quick-change assembly comprises a lower disk body, an upper disk body and a support cover, the upper disk body is connected to the front end of the mechanical arm, the upper disk body and the support cover are threadedly connected, the measuring assembly comprises a roughness meter body, a probe and a connecting frame, and the connecting frame is connected to the lower disk body by bolts.

[0007] Furthermore, the connecting frame is connected to the upper side of the shell of the roughness meter body through bolts.

[0008] Furthermore, locking blocks are movably connected to the four sides of the support cover, each of the locking blocks is fitted with a locking hole, and the locking holes are arranged around the inner wall of the lower plate at equal intervals.

[0009] Furthermore, a rotating block is rotatably connected inside the support cover, and the rotating block includes four abutment ends, and each of the abutment ends is provided with a folded edge limiting portion.

[0010] Furthermore, each locking block includes an insertion end and a bottom, the bottom is in contact with the corresponding abutment end, and a return spring is provided on the locking block.

[0011] Furthermore, a motor is also arranged in the cavity formed by the support cover and the upper disk body, a connecting shaft is arranged at the output end of the motor, and the protrusion on the connecting shaft and the groove on the rotating block fit together.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The utility model realizes automatic detection of the roughness of the workpiece surface by means of the arranged mechanical arm, roughness meter body, probe, connecting frame and quick-change assembly, during which no human operation is required, thus improving the detection efficiency, reducing the labor intensity of the staff, ensuring the uniformity of the detection position each time and preventing missed detection, and the mutual cooperation among the lower disk body, upper disk body, supporting cover, rotating block, locking block, motor and connecting shaft can enable rapid docking and replacement with the mechanical arm, thus facilitating the transformation of the front end of the mechanical arm from processing parts to detection parts, and the structure is stable and has certain practical value.

[0014] The present invention will be explained in detail below with reference to the accompanying drawings and specific embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a schematic diagram of the exploded measurement component of the utility model;

[0017] Figure 3 It is a schematic diagram of the decomposition of the quick-change assembly of the utility model.

[0018] In the figure: 1. Robot arm; 2. Quick change assembly; 21. Lower plate; 211. Locking hole; 22. Upper plate; 23. Support cover; 24. Rotating block; 241. Abutment end; 242. Folding edge limiter; 25. Locking block; 251. Insertion end; 252. Bottom; 26. Motor; 27. Connecting shaft; 28. Reset spring; 3. Measuring assembly; 31. Roughness meter body; 32. Probe; 33. Connecting frame. DETAILED DESCRIPTION

[0019] In order to facilitate the understanding of the present invention, the present invention will be described in more detail below with reference to the relevant drawings. Several embodiments of the present invention are given in the drawings, but the present invention can be implemented in different forms and is not limited to the embodiments described in the text. On the contrary, these embodiments are provided to make the content disclosed in the present invention more thorough and comprehensive.

[0020] It should be noted that when an element is referred to as being "fixed on" another element, it may be directly on the other element or there may be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used in this article are for illustrative purposes only.

[0021] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly connected by technicians in the technical field of the present invention. The terminology used in the specification of the present invention is for the purpose of describing specific embodiments and is not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0022] Please refer to the attached Figure 1-3 The wireless quick-change device of the roughness measuring instrument includes a robot arm 1, a quick-change assembly 2 and a measuring assembly 3. The quick-change assembly 2 is located between the robot arm 1 and the measuring assembly 3. The quick-change assembly 2 includes a lower disk body 21, an upper disk body 22 and a support cover 23. The upper disk body 22 is connected to the front end of the robot arm 1. The upper disk body 22 and the support cover 23 are threadedly connected. The measuring assembly 3 includes a roughness meter body 31, a probe 32 and a connecting frame 33, and the connecting frame 33 is connected to the lower disk body 21 by bolts.

[0023] Through the above structure, the roughness of the workpiece surface can be automatically detected without manual operation, which improves the efficiency of detection, reduces the labor intensity of staff, ensures the uniformity of each detection position and does not miss the detection. It can also be quickly connected and replaced with the robot arm 1, which facilitates the transformation of the front end of the robot arm 1 from processing parts to detection parts. The structure is stable and has certain practical value.

[0024] The specific operation is as follows. When roughness detection is required, the robot arm 1 removes the gripper tool at the current end, and then the robot arm 1 drives the upper disk body 22 to cover the lower disk body 21 on the measuring component 3, and the support cover 23 is inserted into the middle opening of the lower disk body 21. Then the motor 26 is started, and the rotating block 24 is driven to rotate through the connecting shaft 27. Then the abutting end 241 of the rotating block 24 will hit the bottom 252 of the locking block 25, and the insertion end 251 of the locking block 25 will be pushed out of the support cover 23. At the same time, the reset spring 28 is compressed, and then the insertion end 251 is inserted into the locking hole 211, so that the upper disk body 22 and the lower disk body 21 are quickly connected, achieving To achieve the purpose of automatic replacement, at this time, the detection part and the display processing part of the roughness meter body 31 are connected to complete the self-inspection, and the robot arm 1 moves the roughness meter body 31 to the preset detection position. After sending the in-place signal, the roughness meter body 31 automatically detects the roughness of the workpiece at this position. After the detection is completed, the robot arm 1 moves to the next detection position until all roughness detections are completed. The design of this device can realize the fully automated upgrade of roughness measurement, and the connection between the detection part and the display processing part of the roughness meter body 31 is disconnected when not in use, and multiple cables will not be dragged all the time to affect other operations.

[0025] Please refer to the attached Figure 2 and attached Figure 3 The connecting frame 33 is connected to the upper side of the shell of the roughness meter body 31 by bolts. The bolt connection facilitates installation and disassembly. The support cover 23 is movably connected with locking blocks 25 on all sides. Each of the locking blocks 25 is fitted with a locking hole 211, and the locking holes 211 are arranged around the inner wall of the lower disk body 21 at equal intervals. The mutual cooperation between the locking blocks 25 and the locking holes 211 realizes the rapid docking between the lower disk body 21 and the upper disk body 22. The support cover 23 is rotatably connected with a rotating block 24, and the rotating block 24 includes four abutting ends 241, and each of the abutting ends 241 is provided with a folded edge limiting portion 242. 42 cooperate with each other to realize the ejection of the locking block 25 and control the degree of ejection. Each locking block 25 includes an insertion end 251 and a bottom 252. The bottom 252 is in contact with the corresponding abutment end 241. A reset spring 28 is provided on the locking block 25. The reset of the locking block 25 is realized by the reset spring 28, so that the upper disk body 22 and the lower disk body 21 are separated. A motor 26 is also provided in the cavity formed by the support cover 23 and the upper disk body 22. A connecting shaft 27 is provided at the output end of the motor 26, and the protrusion on the connecting shaft 27 and the groove on the rotating block 24 fit together. The motor 26 provides a driving force for the rotation of the rotating block 24.

[0026] The above description of the utility model in combination with the accompanying drawings is an exemplary description. Obviously, the specific implementation of the utility model is not limited to the above-mentioned method. As long as the non-substantial improvements are made by adopting the method concept and technical solution of the utility model, or the concept and technical solution of the utility model are directly applied to other occasions without improvement, they are all within the protection scope of the utility model.

Claims

1. Roughness measuring instrument wireless quick change device, characterized in that: The invention comprises a mechanical arm (1), a quick-change assembly (2) and a measuring assembly (3), wherein the quick-change assembly (2) is located between the mechanical arm (1) and the measuring assembly (3), the quick-change assembly (2) comprises a lower disk body (21), an upper disk body (22) and a support cover (23), the upper disk body (22) is connected to the front end of the mechanical arm (1), the upper disk body (22) and the support cover (23) are threadedly connected, the measuring assembly (3) comprises a roughness meter body (31), a probe (32) and a connecting frame (33), and the connecting frame (33) is connected to the lower disk body (21) by bolts.

2. The wireless quick-change device for roughness measuring instrument according to claim 1, characterized in that: The connecting frame (33) is connected to the upper side of the outer shell of the roughness meter body (31) via bolts.

3. The wireless quick-change device for roughness measuring instrument according to claim 1, characterized in that: The support cover (23) is movably connected to locking blocks (25) on all sides, each of the locking blocks (25) is fitted and connected to a locking hole (211), and the locking holes (211) are arranged around the inner wall of the lower plate (21) at equal intervals.

4. The wireless quick-change device for a roughness measuring instrument according to claim 3, characterized in that: A rotating block (24) is rotatably connected inside the support cover (23), and the rotating block (24) comprises four abutment ends (241), each of the abutment ends (241) being provided with a folded edge limiting portion (242).

5. The wireless quick-change device for roughness measuring instrument according to claim 3, characterized in that: Each locking block (25) comprises an insertion end (251) and a bottom (252), the bottom (252) being in contact with a corresponding abutment end (241), and a return spring (28) is provided on the locking block (25).

6. The wireless quick-change device for roughness measuring instrument according to claim 4, characterized in that: A motor (26) is also disposed in the cavity formed by the support cover (23) and the upper disk body (22); a connecting shaft (27) is disposed at the output end of the motor (26); and a protrusion on the connecting shaft (27) and a groove on the rotating block (24) fit together.

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