Ring type automatic measuring machine and measuring method thereof

Abstract

The invention discloses a ring-type automatic measuring machine and a measuring method thereof, and belongs to the technical field of ring-type automatic measuring machines, the ring-type automatic measuring machine comprises a machine table, the top end of the machine table is fixedly connected with a first electric slide rail, the outer side of the first electric slide rail is slidably connected with the first electric slide rail, and the top end of the first electric slide rail is fixedly connected with a vertically arranged second electric slide rail; the outer side of the second electric sliding rail is slidably connected with a second electric sliding block. When the charging pile for the intelligent robot is used, firstly, a to-be-measured annular workpiece is placed on a placement table, two second electric telescopic rods are started, so that an n-shaped lifting rod drives all parts on a first sliding sleeve to move downwards, then two fourth electric telescopic rods are started, the second sliding sleeve is pushed to move downwards, and the to-be-measured annular workpiece is placed on the placement table; and a push-pull rod is arranged in a matched mode, so that the two abutting plates move away from each other, the annular workpieces on the containing table and the rotary table can be taken, and after material taking is completed, two second electric telescopic rods are started.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of ring type automatic measuring machines, and particularly relates to a ring type automatic measuring machine and a measuring method thereof. BACKGROUND

[0002] The ring type automatic measuring machine is a coordinate measuring system based on a ring-shaped mechanical structure or a ring-shaped measuring path design, which automatically measures and evaluates the roundness, concentricity, diameter, thickness, cylindricity and flatness of a circular ring workpiece through a high-precision displacement sensor, a rotating workbench or a scanning probe, and outputs a measurement number conforming to international standards.

[0003] The ring type automatic measuring machine of the prior art has the following disadvantages in use:

[0004] Generally, a single person needs to manually place a circular ring workpiece to be measured on a rotary table, and then manually take away the circular ring workpiece after the roundness detection is completed. If the roundness of a batch of circular ring workpieces is detected, the detection efficiency is greatly reduced, and there is no structure for automatically feeding and taking the circular ring workpieces. Therefore, a ring type automatic measuring machine and a measuring method thereof are needed. SUMMARY

[0005] The application aims to provide a ring type automatic measuring machine to solve the problems in the background.

[0006] To achieve the above-mentioned purpose, the application provides the following technical scheme: a ring type automatic measuring machine, comprising a roundness measuring machine, the roundness measuring machine comprising a machine table, a first electric sliding rail being fixedly connected to the top end of the machine table, a first electric sliding rail being slidingly connected to the outer side of the first electric sliding rail, a second electric sliding rail being fixedly connected to the top end of the first electric sliding rail and arranged vertically, a second electric sliding block being slidingly connected to the outer side of the second electric sliding rail, a first electric telescopic rod being fixedly connected to the front end of the second electric sliding block, a detection head being fixedly connected to the telescopic end of the first electric telescopic rod, a controller being fixedly connected to the left edge of the front side wall of the machine table, a computer display end being fixedly connected to the position close to the rear side wall of the left side wall of the machine table, a servo motor being fixedly connected to the left side of the top end of the machine table, a rotary table being fixedly connected to the output shaft of the servo motor, a placement table being fixedly connected to the top end of the machine table and arranged on the front side of the rotary table, a taking table being fixedly connected to the top end of the machine table and arranged on the rear side of the rotary table, and an automatic feeding and taking mechanism being installed on the machine table; the automatic feeding and taking mechanism is used for feeding or taking the ring-shaped workpiece to be detected on the rotary table.

[0007] Preferably, the automatic material taking and placing mechanism comprises two L-shaped support outer rods fixed on the front and rear sidewalls of the machine, and an n-shaped lifting rod movably inserted on the two L-shaped support outer rods.

[0008] Preferably, a first sliding sleeve is slidably sleeved on the top outer side of the n-shaped lifting rod, a first push-pull block is fixedly connected to the middle of the right sidewall of the first sliding sleeve, the front end of the first push-pull block is fixedly connected to the telescopic end of a third electric telescopic rod, and the third electric telescopic rod is fixedly connected to the right sidewall of the n-shaped lifting rod.

[0009] Preferably, two symmetrically arranged inverted L-shaped rods are fixedly connected to the left sidewall of the first sliding sleeve, and two connecting outer rods are fixedly connected to the bottom ends of the two inverted L-shaped rods.

[0010] Preferably, an arc-shaped abutting plate is fixedly connected to one end of each of the telescopic inner rods away from the bottom end of the inverted L-shaped rod, and a rubber non-slip pad is fixedly connected to the outer arc surface of each abutting plate.

[0011] Preferably, a push-pull rod is rotatably connected to the arc wall on one side of each abutting plate facing the inverted L-shaped rod, a second sliding sleeve is slidably sleeved on the outer side of each inverted L-shaped rod, and the top end of each push-pull rod is rotatably connected to the outer side of each second sliding sleeve.

[0012] Preferably, a second push-pull block is fixedly connected to the right sidewall of each second sliding sleeve, the top end of each second push-pull block is fixedly connected to the telescopic end of a fourth electric telescopic rod, and each fourth electric telescopic rod is fixedly connected to the top end of the inverted L-shaped rod.

[0013] Preferably, the top ends of the rotary table, the placing table and the taking table are flush with each other.

[0014] The application also provides a measurement method of the ring-shaped automatic measurement machine, and the coordinate measurement method comprises the following steps:

[0015] In step one, an artificial places a ring-shaped workpiece to be measured on the placing table, then drives the automatic material taking and placing mechanism to place the ring-shaped workpiece on the rotary table, drives the rotary table to rotate through the servo motor, and pushes the detection head to approach the outer wall of the ring-shaped workpiece through the first electric telescopic rod, so as to detect the outer roundness of the ring-shaped workpiece.

[0016] Step two: after the circular ring workpiece on the rotating table is detected, and through the driving of the automatic material taking and placing mechanism, the circular ring workpiece placed on the placing table is taken to the rotating table, and the circular ring workpiece on the rotating table which has been detected is placed on the taking table, and then another person can take it away.

[0017] Compared with the prior art, the intelligent robot charging pile provided by the application has at least the following beneficial effects:

[0018] In the application, when the intelligent robot charging pile is used, first, the circular ring workpiece to be measured is placed on the placing table, and then the n-shaped lifting rod drives each component on the first sliding sleeve to move downward by starting the two second electric telescopic rods. Then, the second sliding sleeve is pushed downward by starting the two fourth electric telescopic rods, and the two abutting plates are moved away from each other by cooperating with the setting of the push-pull rod, so that the circular ring workpieces on the placing table and the rotating table can be taken. After the taking is completed, the n-shaped lifting rod is pushed up by starting the two second electric telescopic rods, and then the first sliding sleeve is moved backward by the third electric telescopic rod, so that the circular ring workpiece taken from the rotating table can be placed on the interval table, and the circular ring workpiece to be detected on the placing table can be placed on the rotating table, thereby facilitating automatic taking and placing of the workpiece, especially when a large number of circular ring workpieces are detected for roundness, the detection efficiency can be greatly improved. BRIEF DESCRIPTION OF DRAWINGS

[0019] Fig. 1 It is a schematic diagram of the overall three-dimensional first perspective structure of the application.

[0020] Fig. 2 It is a schematic diagram of the overall three-dimensional second perspective structure of the application.

[0021] Fig. 3 It is a schematic diagram of the enlarged structure at A of the application.

[0022] In the figure: 1, roundness measuring machine; 11, first electric sliding rail; 12, first electric sliding rail; 13, second electric sliding rail; 14, second electric sliding block; 15, first electric telescopic rod; 16, detection head; 2, controller; 3, computer display end; 4, rotating table; 41, servo motor; 5, placing table; 6, taking table; 7, automatic material taking and placing mechanism; 71, L-shaped supporting outer rod; 72, n-shaped lifting rod; 73, second electric telescopic rod; 74, first sliding sleeve; 75, first push-pull block; 76, third electric telescopic rod; 77, inverted L-shaped rod; 78, connecting outer rod; 79, telescopic inner rod; 710, abutting plate; 711, push-pull rod; 712, second sliding sleeve; 713, second push-pull block; 714, fourth electric telescopic rod. DETAILED DESCRIPTION

[0023] The application will be further described in connection with the following examples.

[0024] In order to make the purpose, technical scheme and advantages of the embodiments of the application clearer, the technical scheme of the embodiments of the application will be clearly and completely described below in connection with the drawings of the embodiments of the application. Obviously, the described embodiments are part of the embodiments of the application, rather than all the embodiments of the application. Based on the described embodiments of the application, all other embodiments obtained by a person of ordinary skill in the art without any inventive effort fall within the protection scope of the application.

[0025] The following examples are used to illustrate the application, but cannot be used to limit the protection scope of the application. The conditions in the examples can be further adjusted according to specific conditions, and simple improvements of the method of the application under the concept of the application all fall within the protection scope of the application.

[0026] Embodiment

[0027] Generally, a single person needs to place the ring-shaped workpiece to be measured on the turntable 4, and then take it away by a single person after the roundness detection is completed. If the roundness detection is performed on a batch of ring-shaped workpieces, the detection efficiency will be greatly reduced, and there is a lack of structure for automatically feeding and taking the ring-shaped workpiece.

[0028] Therefore, referring to Figs. 1-3 The application provides a ring-type automatic measuring machine, which comprises a roundness measuring machine 1, the roundness measuring machine 1 comprising a machine table, the top end of the machine table being fixedly connected with a first electric sliding rail 11, the outer side of the first electric sliding rail 11 being slidingly connected with a first electric sliding rail 12, the top end of the first electric sliding rail 12 being fixedly connected with a second electric sliding rail 13 arranged vertically, the outer side of the second electric sliding rail 13 being slidingly connected with a second electric sliding block 14, the front end of the second electric sliding block 14 being fixedly connected with a first electric telescopic rod 15, the telescopic end of the first electric telescopic rod 15 being fixedly connected with a detection head 16, the front side wall left side edge of the machine table being fixedly connected with a controller 2, the left side wall of the machine table being fixedly connected with a computer display end 3 at a position close to the rear side wall thereof, the top end left side middle part of the machine table being fixedly connected with a servo motor 41, the output shaft of the servo motor 41 being fixedly connected with a turntable 4, the front side of the turntable 4 being provided with a placement table 5 fixedly connected to the top end of the machine table, the rear side of the turntable 4 being provided with a taking table 6 fixedly connected to the top end of the machine table, and the machine table being provided with an automatic feeding and taking mechanism 7; the automatic feeding and taking mechanism 7 is used for feeding or taking the ring-shaped workpiece to be detected on the turntable 4.

[0029] The detection head 16 and the controller 2 are electric components on the existing technical equipment, and their work is not described in detail.

[0030] Further as Figs. 1-3As shown, in order to automatically detect the roundness of the circular ring workpiece, an automatic material taking and placing mechanism 7 is arranged, which includes two L-shaped support outer rods 71 fixed on the front and rear sidewalls of the machine, and a same n-shaped lifting rod 72 movably inserted on the two L-shaped support outer rods 71. A second electric telescopic rod 73 is fixed on the inner bottom wall of each of the two L-shaped support outer rods 71, and the telescopic ends of the second electric telescopic rods 73 are fixed on the inner top wall of the n-shaped lifting rod 72. A first sliding sleeve 74 is slidably sleeved on the top outer side of the n-shaped lifting rod 72. A first push-pull block 75 is fixed on the right sidewall of the first sliding sleeve 74. The front end of the first push-pull block 75 is fixed on the telescopic end of a third electric telescopic rod 76, and the third electric telescopic rod 76 is fixed on the right sidewall of the n-shaped lifting rod 72. Two symmetrical inverted L-shaped rods 77 are fixed on the left sidewall of the first sliding sleeve 74. A connecting outer rod 78 is fixed on the bottom end of each of the two inverted L-shaped rods 77. Two symmetrical telescopic inner rods 79 are movably inserted on the inner sides of the two connecting outer rods 78. A tight plate 710 with a circular arc-shaped cross section is fixed on one end of each of the telescopic inner rods 79 away from the bottom end of the inverted L-shaped rod 77. Rubber anti-skid pads are fixed on the outer arc surfaces of the tight plates 710. A push-pull rod 711 is rotatably connected to one side of the arc wall of each of the tight plates 710 facing the inverted L-shaped rod 77. A second sliding sleeve 712 is slidably sleeved on the outer side of each of the inverted L-shaped rods 77. The top ends of the push-pull rods 711 are rotatably connected to the outer sides of the second sliding sleeves 712. Second push-pull blocks 713 are fixed on the right sidewalls of the second sliding sleeves 712. The top ends of the second push-pull blocks 713 are fixed on the telescopic ends of fourth electric telescopic rods 714, and the fourth electric telescopic rods 714 are fixed on the top ends of the inverted L-shaped rods 77. The top ends of the turntable 4, the placement table 5 and the taking table 6 are flush with each other.

[0031] The rubber anti-skid pads can make the two tight plates 710 move away from each other, and after the circular ring workpiece is tightly fixed, the rubber anti-skid pads can prevent the circular ring workpiece from slipping. In addition, the two tight plates 710 moving away from each other can facilitate the fixation of circular ring workpieces with different diameters, and the application range is wide.

[0032] A measurement method of a ring type automatic measuring machine, the coordinate measurement method comprising the following steps:

[0033] Step one: one person places the circular ring workpiece to be measured on the placement table 5, and then drives the automatic material taking and placing mechanism 7 to place the circular ring workpiece on the placement table 5 on the turntable 4. Then, the turntable 4 is driven by the servo motor 41 to rotate, and the detection head 16 is pushed to approach the outer wall of the circular ring workpiece by the first electric telescopic rod 15, so that the roundness of the outer side of the circular ring workpiece can be detected.

[0034] Step two: after the circular ring workpiece on the rotating table 4 is detected, and through the driving of the automatic material taking and placing mechanism 7, the other circular ring workpiece placed on the placing table 5 is taken to the rotating table 4, and the circular ring workpiece on the rotating table 4 that has been detected is placed to the taking table 6, and then another person can take it away.

[0035] In the embodiment, when the intelligent robot is used, first, the circular ring workpiece to be measured is placed on the placing table 5, and then the second electric telescopic rods 73 are started, so that the n-shaped lifting rod 72 drives each component on the first sliding sleeve 74 to move downward, then the fourth electric telescopic rods 714 are started, and the second sliding sleeves 712 are pushed to move downward, and the push-pull rod 711 is arranged, so that the two abutting plates 710 move away from each other, so that the circular ring workpiece on the placing table 5 and the rotating table 4 can be taken, after the taking is completed, the second electric telescopic rods 73 are started, the n-shaped lifting rod 72 is pushed to rise, then the third electric telescopic rod 76 is started, and the first sliding sleeve 74 is pushed to move backward, so that the circular ring workpiece taken on the rotating table 4 can be placed on the interval table, and the circular ring workpiece to be detected on the placing table 5 can be placed on the rotating table 4, so that the automatic taking and placing of the workpiece can be realized, and especially when the roundness of a large number of circular ring workpieces is detected, the detection efficiency can be greatly improved.

[0036] Unless otherwise defined, technical terms or scientific terms used in the present application shall have the usual meaning understood by a person with ordinary skill in the art to which the present application belongs. The similar words such as “include” or “contain” in the present application mean that the elements or objects before the words cover the elements or objects listed after the words and their equivalents, and other elements or objects are not excluded. The similar words such as “connect” or “connected” are not limited to physical or mechanical connection, but also include electrical connection, whether direct or indirect. The words such as “up”, “down”, “left”, “right” are only used to represent relative positional relationship, and when the absolute position of the described object changes, the relative positional relationship may also change accordingly.

[0037] Although the embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to the embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A ring-type automatic measuring machine, comprising a roundness measuring machine (1), the roundness measuring machine (1) comprising a machine base, a first electric slide rail (11) fixedly connected to the top of the machine base, a first electric slide rail (12) slidably connected to the outer side of the first electric slide rail (11), a vertically arranged second electric slide rail (13) fixedly connected to the top of the first electric slide rail (12), a second electric slider (14) slidably connected to the outer side of the second electric slide rail (13), and a first electric telescopic rod (15) fixedly connected to the front end of the second electric slider (14). The telescopic end of the first electric telescopic rod (15) is fixedly connected to a detection head (16), a controller (2) is fixedly connected to the left edge of the front side wall of the machine, a computer display terminal (3) is fixedly connected to the left side wall of the machine near its rear side wall, a servo motor (41) is fixedly connected to the middle left side of the top of the machine, a turntable (4) is fixedly connected to the output shaft of the servo motor (41), a placement platform (5) fixedly connected to the top of the machine is provided on the front side of the turntable (4), and a picking platform (6) fixedly connected to the top of the machine is provided on the rear side of the turntable (4). The characteristic of this design is that... An automated material handling mechanism (7) is installed on the machine base; The automated material handling mechanism (7) is used to handle material handling or material handling of the ring-shaped part to be tested on the turntable (4).

2. The ring-type automatic measuring machine according to claim 1, characterized in that: The automated material handling mechanism (7) includes L-shaped support rods (71) fixedly connected to both the front and rear side walls of the machine platform. An n-shaped lifting rod (72) is movably inserted into each of the two L-shaped support rods (71). A second electric telescopic rod (73) is fixedly connected to the inner bottom wall of each of the two L-shaped support rods (71), and the telescopic ends of the second electric telescopic rods (73) are fixedly connected to the inner top wall of the n-shaped lifting rod (72).

3. The ring-type automatic measuring machine according to claim 2, characterized in that: The top outer side of the n-shaped lifting rod (72) is provided with a first sliding sleeve (74), and a first push-pull block (75) is fixedly connected to the middle of the right side wall of the first sliding sleeve (74). The front end of the first push-pull block (75) is fixedly connected to the telescopic end of the third electric telescopic rod (76), and the third electric telescopic rod (76) is fixedly connected to the right side wall of the n-shaped lifting rod (72).

4. The ring-type automatic measuring machine according to claim 3, characterized in that: Two symmetrically arranged inverted L-shaped rods (77) are fixedly connected to the left side wall of the first sliding sleeve (74). The bottom ends of the two inverted L-shaped rods (77) are fixedly connected to connecting outer rods (78). Two symmetrically arranged telescopic inner rods (79) are movably inserted into the inner side of the two connecting outer rods (78).

5. The ring-type automatic measuring machine according to claim 4, characterized in that: The telescopic inner rod (79) is fixedly connected to a clamping plate (710) with a circular arc cross-section at one end away from the bottom end of the inverted L-shaped rod (77), and a rubber anti-slip pad is fixedly connected to the outer arc surface of the clamping plate (710).

6. The ring-type automatic measuring machine according to claim 5, characterized in that: A push-pull rod (711) is rotatably connected to the side arc wall of the abutment plate (710) facing the inverted L-shaped rod (77). A second sliding sleeve (712) is slidably sleeved on the outer side of the inverted L-shaped rod (77). The top end of the push-pull rod (711) is rotatably connected to the outer side of the second sliding sleeve (712).

7. A ring-type automatic measuring machine according to claim 6, characterized in that: A second push-pull block (713) is fixedly connected to the right side wall of the second sliding sleeve (712). The top end of the second push-pull block (713) is fixedly connected to the telescopic end of the fourth electric telescopic rod (714). The fourth electric telescopic rod (714) is fixedly connected to the top end of the inverted L-shaped rod (77).

8. The ring-type automatic measuring machine according to claim 1, characterized in that: The tops of the turntable (4), the placement platform (5), and the retrieval platform (6) are flush with each other.

9. A measurement method for a ring-type automatic measuring machine, characterized in that, The measurement method includes a coordinate measuring machine as described in any one of claims 1 to 8, and the coordinate measurement method includes the following steps: Step 1: A person places the circular workpiece to be measured on the placement table (5). Then, driven by the automated material handling mechanism (7), the circular workpiece on the placement table (5) is picked up and placed on the turntable (4). Then, the turntable (4) is driven to rotate by the servo motor (41), and the first electric telescopic rod (15) pushes the detection head (16) close to the outer wall of the circular workpiece, so as to detect the outer roundness of the circular workpiece. Step 2: After the circular workpiece on the turntable (4) has been inspected, the circular workpiece placed on the placement table (5) is picked up and transferred to the turntable (4) by the automatic picking and placing mechanism (7). The circular workpiece that has been inspected on the turntable (4) is picked up and placed on the picking table (6) for another person to pick up.

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