Measuring head of measuring mechanism for inner diameter and outer diameter of ring part

Abstract

The utility model discloses a measuring head of a mechanism for measuring the inner diameter and the outer diameter of a ring part, which relates to the technical field of ring part measurement and specifically comprises a bottom plate and an adjusting plate. According to the measuring head of the measuring mechanism for the inner diameter and the outer diameter of the ring part, a first screw rod, a first threaded ring block, a first matching block, a guide ring, a connecting rod, a second matching block, a first arc-shaped plate, a convex sliding block, a second arc-shaped plate, a guide rod, a baffle plate, a pointer rod and a graduated scale are arranged; the measuring head of the ring part inner and outer diameter measuring mechanism has the effect of conveniently measuring the inner and outer diameters of a ring part, through cooperation of a first screw rod and a first threaded ring block, a plurality of first arc-shaped plates and second arc-shaped plates can conveniently move synchronously, a plurality of second arc-shaped plates can conveniently abut against the inner surface and the outer surface of the ring part respectively, and the inner and outer diameters of the ring part can be conveniently measured. And through cooperation of the pointer rod and the graduated scale, measurement is facilitated, and the purpose of improving practicability is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of measuring ring parts, in particular to a measuring head of a ring part inner and outer diameter measuring mechanism. Background Art

[0002] In the current precision machinery manufacturing industry, the current detection methods mostly rely on manual and conventional gauges to detect the inner and outer diameters of precision parts with high precision, high stability, high efficiency and batch detection, and cannot achieve high-precision and high-stability detection, while the use of three-coordinate measuring instruments cannot achieve large-scale detection at the production site. Patents for various bearing measuring machines, detection devices, and detection instruments that are used to replace manual detection, have high precision and good stability, and can further improve detection efficiency, reduce labor intensity, ensure product quality, and realize automated detection have emerged.

[0003] The measuring head of the inner and outer diameter measuring mechanism of ring-type parts in the prior art is troublesome and inconvenient to measure the inner and outer diameters of ring-type parts, and the existing measuring head of the inner and outer diameter measuring mechanism of ring-type parts is not convenient to adjust the measuring height according to the size of the ring-type parts. A measuring head of the inner and outer diameter measuring mechanism of ring-type parts is now invented to solve the above problems. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the deficiencies in the prior art, the utility model provides a measuring head for measuring the inner and outer diameters of ring parts, which solves the problems raised in the above-mentioned background technology.

[0006] (II) Technical solution

[0007] To achieve the above purpose, the utility model is implemented through the following technical solutions: a measuring head of a ring-type part inner and outer diameter measuring mechanism, comprising a base plate and an adjusting plate, a first servo motor is installed on one side of the adjusting plate, a first screw rod with the same center as the axis of the output end of the first servo motor is installed on the output end of the first servo motor, a first threaded ring block is transmission-connected to the outer surface of the first screw rod, a first matching block and a guide ring are respectively installed on the outer surface of the first threaded ring block, an end of the first matching block is rotatably connected to a connecting rod through a shaft rod, a front and a rear of the connecting rod are rotatably connected to a second matching block through a shaft rod, a first arc plate is installed on the end of the second matching block, and a first arc plate is installed on the end of the second matching block. A convex slider is installed on one side of an arc plate, a second arc plate is installed on the inner surface of the first arc plate, a guide rod is installed on the side of the adjustment plate away from the first servo motor, a baffle is installed on the end of the guide rod, a pointer rod is installed in front of the first arc plate, a scale is installed in front of the adjustment plate, an adjustment box is installed on the top of the bottom plate, a second servo motor is installed on the inner bottom wall of the adjustment box, a second screw rod with the same center as the axis of the output end of the second servo motor is installed on the output end of the second servo motor, a second threaded ring block is transmission-connected to the outer surface of the second screw rod, a positioning slider is installed on the outer surface of the second threaded ring block, and an extension rod is installed on the top of the second threaded ring block.

[0008] Optionally, the guide rod passes through the guide ring, and the end of the first screw rod is rotatably connected to the baffle through a bearing.

[0009] Optionally, there are a plurality of first arc plates and a plurality of second arc plates, and the plurality of first arc plates and second arc plates are arranged in a circular array with the center of the first screw as the center.

[0010] Optionally, the position of the pointer rod corresponds to the position of the scale, and one end of the extension rod away from the second threaded ring block is fixedly connected to the adjustment plate.

[0011] Optionally, a convex slide groove is provided on one side of the adjustment plate with the left-right direction as the depth direction and the up-down direction as the length direction. The end of the convex sliding block is located inside the convex slide groove, and the convex sliding block can slide along the length direction of the convex slide groove.

[0012] Optionally, one end of the second screw away from the second servo motor is rotatably connected to the inner top wall of the adjustment box through a bearing, and the first servo motor and the second servo motor are both electrically connected to an external power supply through a wire.

[0013] Optionally, the inner wall of the adjustment box is provided with a positioning groove with the front-to-rear direction as the depth direction and the up-to-down direction as the length direction. The end of the positioning slider is located inside the positioning groove, and the positioning slider can slide along the length direction of the positioning groove.

[0014] The utility model provides a measuring head for measuring the inner and outer diameters of ring parts, which has the following beneficial effects:

[0015] 1. The measuring head of the inner and outer diameter measuring mechanism of the ring-type parts, through the arrangement of the first screw, the first threaded ring block, the first matching block, the guide ring, the connecting rod, the second matching block, the first arc plate, the convex slider, the second arc plate, the guide rod, the baffle, the pointer rod and the scale, enables the measuring head of the inner and outer diameter measuring mechanism of the ring-type parts to conveniently measure the inner and outer diameters of the ring-type parts. Through the cooperation of the first screw and the first threaded ring block, it is convenient for the first arc plates and the second arc plates to move synchronously, and it is convenient for the second arc plates to respectively abut against the inner surface and the outer surface of the ring-type parts. Through the cooperation of the pointer rod and the scale, it is convenient to measure, thereby achieving the purpose of improving practicality.

[0016] 2. The measuring head of the inner and outer diameter measuring mechanism of the ring-type parts, through the arrangement of the adjustment box, the second servo motor, the second screw rod, the second threaded ring block, the positioning slider and the extension rod, enables the measuring head of the inner and outer diameter measuring mechanism of the ring-type parts to conveniently adjust the height of the second arc plate according to the size of the ring-type parts. The height of the second arc plate can be conveniently adjusted through the cooperation of the second screw rod and the second threaded ring block, thereby achieving the purpose of improving practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0018] Figure 2 For this utility model Figure 1 The enlarged structural diagram at A in the middle;

[0019] Figure 3 It is a structural schematic diagram of the utility model in front view section;

[0020] Figure 4 It is a schematic diagram of the structure of the utility model viewed from the right side;

[0021] Figure 5 It is a structural schematic diagram of the left side section of the utility model.

[0022] In the figure: 1, base plate; 2, adjustment plate; 3, first servo motor; 4, first screw; 5, first threaded ring block; 6, first matching block; 7, guide ring; 8, connecting rod; 9, second matching block; 10, first arc plate; 11, convex slider; 12, second arc plate; 13, guide rod; 14, baffle; 15, pointer rod; 16, scale; 17, adjustment box; 18, second servo motor; 19, second screw; 20, second threaded ring block; 21, positioning slider; 22, extension rod. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0024] Example 1

[0025] See also Figures 1 to 4 The utility model provides a technical solution: a measuring head of an inner and outer diameter measuring mechanism of a ring-type part, comprising a bottom plate 1 and an adjusting plate 2, a side surface of the adjusting plate 2 is provided with a convex slide groove with the left-right direction as the depth direction and the up-down direction as the length direction, the end of the convex sliding block 11 is located inside the convex slide groove, and the convex sliding block 11 can slide along the length direction of the convex slide groove, a first servo motor 3 is installed on one side of the adjusting plate 2, a first screw rod 4 with the same circle center as the axis of the output end of the first servo motor 3 is installed on the output end of the first servo motor 3, a first threaded ring block 5 is transmission-connected to the outer surface of the first screw rod 4, a first matching block 6 and a guide ring 7 are respectively installed on the outer surface of the first threaded ring block 5, an end of the first matching block 6 is rotatably connected to a connecting rod 8 through a shaft rod, the front and rear of the connecting rod 8 are rotatably connected to a second matching block 9 through a shaft rod, and the second matching block 9 A first curved plate 10 is installed at the end thereof, and there are several first curved plates 10 and second curved plates 12. Several first curved plates 10 and second curved plates 12 are arranged in a circular array with the center of the first screw 4 as the center. A convex slider 11 is installed on one side of the first curved plate 10, and a second curved plate 12 is installed on the inner surface of the first curved plate 10. A guide rod 13 is installed on the side of the adjustment plate 2 away from the first servo motor 3, and the guide rod 13 passes through the guide ring 7. The end of the first screw 4 is rotatably connected to the baffle 14 through a bearing, and the end of the guide rod 13 is installed with the baffle 14. A pointer rod 15 is installed in front of the first curved plate 10, and the position of the pointer rod 15 corresponds to the position of the scale 16. The end of the extension rod 22 away from the second threaded ring block 20 is fixedly connected to the adjustment plate 2, and a scale 16 is installed in front of the adjustment plate 2.

[0026] When in use, the center of the first screw 4 is aligned with the zero scale line of the scale 16. When measuring the inner diameter of the ring-type parts, the outer surfaces of the plurality of second curved plates 12 are brought into contact with the inner surface of the ring-type parts. Through the cooperation of the pointer rod 15 and the scale 16, it is convenient to measure the inner surface diameter of the ring-type parts. When measuring the outer diameter of the ring-type parts, the inner surfaces of the plurality of second curved plates 12 are brought into contact with the outer surface of the ring-type parts. Through the cooperation of the pointer rod 15 and the scale 16, the outer surface diameter of the ring-type parts is conveniently measured. At this time, the thickness of the second curved plate 12 is subtracted from the measured data to obtain the outer diameter data of the ring-type parts. The first servo motor 3 drives the first screw 4 to move the inner diameter of the ring-type parts. The rod 4 rotates, the first screw rod 4 is transmission connected with the first threaded ring block 5, and the guide ring 7 is sleeved on the outside of the guide rod 13, so that the first threaded ring block 5 moves, the guide ring 7 and the first matching block 6 move, and the two ends of the connecting rod 8 are rotationally connected with the first matching block 6 and the second matching block 9 respectively. The first threaded ring block 5 moves to change the inclination angle of the connecting rod 8, and the end of the convex sliding block 11 is located inside the convex sliding groove, so that the first arc plate 10 drives the convex sliding block 11 to move, so that multiple first arc plates 10 and second arc plates 12 are synchronously close to the first screw rod 4 or synchronously away from the first screw rod 4, which facilitates the contact between the second arc plate 12 and the ring parts and facilitates measurement.

[0027] Example 2

[0028] See also Figures 1 to 5 The utility model provides a technical solution: a measuring head of a ring-type part inner and outer diameter measuring mechanism, an adjusting box 17 is installed on the top of the bottom plate 1, and a positioning slide groove with a front-to-rear direction as a depth direction and a top-to-bottom direction as a length direction is opened on the inner wall of the adjusting box 17, the end of the positioning slide block 21 is located inside the positioning slide groove, and the positioning slide block 21 can slide along the length direction of the positioning slide groove, and a second servo motor 18 is installed on the inner bottom wall of the adjusting box 17, and a second screw 19 with the same center as the axis of the output end of the second servo motor 18 is installed on the output end of the second servo motor 18, and the end of the second screw 19 away from the second servo motor 18 is rotatably connected to the inner top wall of the adjusting box 17 through a bearing, and the first servo motor 3 and the second servo motor 18 are both electrically connected to an external power supply through a wire, and the outer surface of the second screw 19 is transmission-connected with a second threaded ring block 20, and the outer surface of the second threaded ring block 20 is installed with a positioning slide block 21, and the top of the second threaded ring block 20 is installed with an extension rod 22.

[0029] During use, when adjusting the contact height between the second arc plate 12 and the ring-like parts, the second servo motor 18 drives the second screw 19 to rotate, and the second screw 19 is transmission-connected with the second threaded ring block 20, and the end of the positioning slider 21 is located inside the positioning slide groove, so that the second threaded ring block 20 drives the positioning slider 21 and the extension rod 22 to move upward, which facilitates the adjustment of the height of the second arc plate 12 and improves practicality.

[0030] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A measuring head for measuring the inner and outer diameters of ring parts, comprising a base plate and an adjustment plate, characterized in that: A first servo motor is installed on one side of the adjustment plate, a first screw rod with the same center as the axis of the output end of the first servo motor is installed on the output end of the first servo motor, a first threaded ring block is connected to the outer surface of the first screw rod, a first matching block and a guide ring are installed on the outer surface of the first threaded ring block, an end of the first matching block is connected to a connecting rod through a shaft, a front and a rear of the connecting rod are connected to a second matching block through a shaft, a first arc plate is installed on the end of the second matching block, a convex slider is installed on one side of the first arc plate, and a first arc plate is installed on the inner surface of the first arc plate. There is a second arc-shaped plate, a guide rod is installed on the side of the adjustment plate away from the first servo motor, a baffle is installed on the end of the guide rod, a pointer rod is installed in front of the first arc-shaped plate, a scale is installed in front of the adjustment plate, an adjustment box is installed on the top of the bottom plate, a second servo motor is installed on the inner bottom wall of the adjustment box, a second screw rod with the same center as the axis of the output end of the second servo motor is installed on the output end of the second servo motor, a second threaded ring block is transmission-connected on the outer surface of the second screw rod, a positioning slider is installed on the outer surface of the second threaded ring block, and an extension rod is installed on the top of the second threaded ring block.

2. The measuring head of the inner and outer diameter measuring mechanism of a ring-type part according to claim 1, characterized in that: The guide rod penetrates the guide ring, and the end of the first screw rod is rotatably connected with the baffle plate through a bearing.

3. The measuring head of the inner and outer diameter measuring mechanism of a ring-type part according to claim 1, characterized in that: There are a plurality of first arc plates and a plurality of second arc plates, and the plurality of first arc plates and second arc plates are arranged in a circular array with the center of the first screw as the center.

4. The measuring head of the inner and outer diameter measuring mechanism of a ring-type part according to claim 1, characterized in that: The position of the pointer rod corresponds to the position of the scale, and one end of the extension rod away from the second threaded ring block is fixedly connected to the adjustment plate.

5. The measuring head of the inner and outer diameter measuring mechanism of a ring-type part according to claim 1, characterized in that: A convex slide groove is provided on one side of the adjustment plate with the left-right direction as the depth direction and the up-down direction as the length direction. The end of the convex slider is located inside the convex slide groove, and the convex slider can slide along the length direction of the convex slide groove.

6. The measuring head of the inner and outer diameter measuring mechanism of a ring-type part according to claim 1, characterized in that: One end of the second screw rod away from the second servo motor is rotatably connected to the inner top wall of the adjustment box through a bearing, and the first servo motor and the second servo motor are both electrically connected to an external power supply through a wire.

7. The measuring head of the inner and outer diameter measuring mechanism of a ring-type part according to claim 1, characterized in that: The inner wall of the regulating box is provided with a positioning slide groove with the front-to-back direction as the depth direction and the up-down direction as the length direction. The end of the positioning slide block is located inside the positioning slide groove, and the positioning slide block can slide along the length direction of the positioning slide groove.

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