CN207147437U - A kind of three-coordinates measuring machine - Google Patents

Abstract

The utility model discloses a three-coordinate measuring instrument, which belongs to the field of measuring instruments. The three-coordinate measuring instrument comprises a workbench, a base, a vertical support rod, a horizontal support rod, a probe, an X-axis slider, a pulley, a support foot, a rotating device, and holding clips. The workbench is fixed on the base, the lower end of the vertical support rod is connected to the side of the workbench, the two ends of the horizontal support rod are respectively connected to the other end of the vertical support rod, the X-axis slider is slidingly matched with the horizontal support rod, and the probe is located at Below the X-axis slider, one end of the support leg is fixed on the bottom of the base, and the other end is fixedly connected to the pulley. The rotating device is located at the center of the workbench, and the holding clip is fixed on the rotating device. The three-coordinate measuring instrument disclosed in the utility model is equipped with a pulley and a lock wheel on the base, which can facilitate the user to move the equipment, and at the same time, a rotating device is installed so that the object to be measured can rotate, which is beneficial to the measurement of the various angles of the object by the probe. Take measurements to make the measurement results more accurate.

Description

A three-coordinate measuring instrument

technical field

The utility model relates to the field of measuring instruments, in particular to a three-coordinate measuring instrument.

Background technique

A three-coordinate measuring instrument is an instrument that can realize the measurement capabilities of geometric shape, length, and circumferential indexing within a hexahedral space. Its measurement functions include dimensional accuracy, positioning accuracy, geometric accuracy, and contour accuracy. Three-coordinate measuring instruments are widely used in mold, aviation, automobile, electronics and other industries. The three-coordinate measuring instrument has a probe that can move in three directions, and the probe measures the measuring body in a contact or non-contact manner. However, the current measuring instruments are bulky and are not provided with sliding devices, so it is very troublesome to move them. At the same time, the measurement object is fixed on the workbench and cannot be rotated and moved. There is a certain blind area during measurement, which requires constant manual adjustment.

Chinese patent document CN205843636U discloses a three-coordinate measuring instrument, including: worktable, piston rod, X-axis slider, beam, Y-axis support arm, Y-axis slider, chute, connector, locking device, universal Roller, support feet and base, the X-axis slider is arranged on the beam, the X-axis slider and the beam are slidably connected to each other, the piston rod is arranged at the lower end of the X-axis slider, and the piston rod and the X-axis The shaft sliders are fixedly connected to each other, and the lower end of the Y-axis support arm is fixedly connected to the Y-axis slider. Although this three-coordinate measuring instrument is provided with pulleys, which facilitates workers to move the measuring instrument, the measurement object cannot be moved after being fixed on the workbench, and there is also a measurement blind spot.

Utility model content

In order to overcome the defects of the prior art, the technical problem to be solved by the utility model is to propose a three-coordinate measuring instrument, which can meet the requirement that the three-coordinate measuring instrument can be easily moved, and at the same time, the position of the measuring body can be mechanically adjusted so that the measurement results more precise.

For this purpose, the utility model adopts the following technical solutions:

The utility model provides a three-coordinate measuring instrument, which comprises a workbench, a base, a vertical support rod, a horizontal support rod, a probe, an X-axis slider, a rotating device, and an object holder. The workbench is fixed on the base Above, the lower ends of the two vertical support rods are slidably matched with the two side walls of the workbench respectively, and the two ends of the horizontal support rods are respectively connected with the upper ends of the two vertical support rods, and the X-axis The slider is slidably matched with the horizontal support rod, the probe is located below the X-axis slider, the rotating device is located inside the workbench, and the object holder is fixed on the upper end of the rotating device.

In a preferred technical solution of the utility model, the rotating device includes a rotating table, a transmission rod and a motor, one end of the transmission rod is connected to the rotating table, and the other end is connected to the power output end of the motor.

In a preferred technical solution of the utility model, the object holder includes two clamping jaws, and the two clamping jaws are fixed at both ends of the rotary table.

In a preferred technical solution of the utility model, the bottom of the workbench is provided with a pulley and a supporting foot, one end of the supporting foot is fixed to the bottom of the base, and the other end is fixedly connected to the pulley.

In a preferred technical solution of the utility model, the supporting foot is provided with a wheel locker for locking the pulley.

In the preferred technical solution of the utility model, Y-axis slide rails are provided on both sides of the base, and a Y-axis slider is provided at the bottom of the vertical support rod, and the Y-axis slider and the Y-axis slide rail sliding fit.

In a preferred technical solution of the utility model, an X-axis slide rail is provided on the horizontal support bar, and the X-axis slide block is slidingly matched with the X-axis slide rail.

In the preferred technical solution of the utility model, it also includes a length-adjustable telescopic rod and a universal ball bearing, one end of the telescopic rod is connected to the bottom of the X-axis slider, and the other end is connected to the universal ball bearing. The other end of the ball bearing is connected, and the other end of the universal ball bearing is connected with the probe.

The beneficial effects of the utility model are:

The three-coordinate measuring instrument provided by the utility model has a pulley on its base, which can move the measuring instrument conveniently. At the same time, the pulley is also equipped with a wheel lock. After the measuring instrument moves to a designated place, its position can be fixed, and at the same time The workbench is equipped with a rotating device and an object holder. The measuring object can be rotated according to different measurement needs when clamped on the rotating device, eliminating the blind area and dead angle in the measurement process.

Description of drawings

Fig. 1 is the structural representation of the three-coordinate measuring instrument provided by the specific embodiment of the utility model;

Fig. 2 is a schematic structural view of the rotating device in the three-coordinate measuring instrument provided by the specific embodiment of the present invention.

In the picture:

1. Worktable, 2. Base, 3. Vertical support rod, 4. Horizontal support rod, 5. Probe, 6. X-axis slider, 7. Pulley, 8. Rotating device, 81. Rotary table, 82. Transmission rod , 83, motor, 9, holding clip, 10, X-axis slide rail, 11, Y-axis slide rail, 12, Y-axis slide block, 13, universal ball bearing, 14, supporting foot, 141, wheel lock, 15. Measuring objects, 16. Telescopic rod.

Detailed ways

The technical scheme of the utility model will be further described below in conjunction with the accompanying drawings and through specific embodiments.

As shown in Figure 1, the embodiment provides a three-coordinate measuring instrument, including a workbench 1, a base 2, a vertical support bar 3, a horizontal support bar 4, a probe 5, an X-axis slider 6, a rotating device 8, and an object holder. Clamp 9, the workbench 1 is fixed on the base 2, the lower end of the vertical support foot 14 is connected to the side of the workbench 1, the two ends of the horizontal support rod 4 are respectively connected to the upper end of the vertical support rod 3, and the X-axis slider 6 Slidingly matched with the horizontal support rod 4 , the probe 5 is located under the X-axis slider 6 , the rotating device 8 is located inside the workbench 1 , and the object holder 9 is fixed on the rotating device 8 . This enables the three-coordinate measuring instrument to meet the usage requirements of being convenient to move and that the measuring object 15 can be rotated on the workbench 1 .

In order to allow the object to rotate on the workbench 1 to meet the measurement requirements, further, as shown in Figure 2, the rotating device 8 includes a rotary table 81, a transmission rod 82 and a motor 83, and one end of the transmission rod 82 is connected to the rotary table 81, The other end is connected with the power output end of the motor 83 .

In order to allow the object to be fixed on the rotating device 8 when rotating, further, the object holder 9 includes two clamping claws, and the two clamping claws are fixed at both ends of the rotating platform 81 .

In order to allow the measuring instrument to move conveniently and to fix its position after moving, further, the bottom of the workbench 1 is provided with pulleys 7 and support feet 14, and the support feet 14 and pulleys 7 are distributed on the four corners of the base 2 .

In order to enable the measuring instrument to be fixed in place after the movement, further, the supporting foot 14 is provided with a wheel locker 141 for locking the pulley 7 . As long as the wheel lock 141 is closed, the pulley 7 can be locked to prevent errors in the measurement due to the movement of the measuring instrument during the measurement process.

In order to make the measuring probe 5 move in the Y-axis direction, further, Y-axis slide rails 11 are provided on both sides of the base 2, and a Y-axis slide block 12 is provided at the bottom of the vertical support bar 3, and the Y-axis slide block 12 and the Y-axis slide block 12 are connected to each other. The shaft slide rail 11 is slidingly fitted.

In order to enable the measuring probe 5 to move in the X-axis direction, further, the cross support bar 4 is provided with an X-axis slide rail 10 , and the X-axis slide block 6 is slidably matched with the X-axis slide rail 10 .

In order to enable the measuring probe 5 to measure the measuring object 15 in multiple directions, further, the three-coordinate measuring instrument also includes a telescopic rod 16 and a universal ball bearing 13, one end of the telescopic rod 16 is connected with the X-axis slider 6, and the other One end is connected with the fixed end of the universal ball bearing 13 , and the free end of the universal ball bearing 13 is connected with the probe 5 .

The utility model is described through preferred embodiments, and those skilled in the art know that various changes or equivalent replacements can be made to these features and embodiments without departing from the spirit and scope of the utility model. The utility model is not limited by the specific embodiments disclosed here, and other embodiments falling within the claims of the application all belong to the protection scope of the utility model.

Claims (8)

1. A three-coordinate measuring instrument, comprising a workbench (1), a base (2), a vertical support bar (3), a horizontal support bar (4), a probe (5), and an X-axis slide block (6), the The workbench (1) is fixed on the base (2), the lower ends of the two vertical support rods (3) are respectively slidingly fitted with the two side walls of the workbench (1), and the horizontal support The two ends of the rod (4) are respectively connected with the other ends of the two vertical support rods (3), the X-axis slider (6) is slidingly fitted with the horizontal support rod (4), and the probe (5 ) is located below the X-axis slide block (6), characterized in that: It also includes a rotating table (8) and an object holder (9); The rotary table (8) is located inside the workbench (1); The object holder (9) is fixed on the upper end of the rotary table (8). 2. The three-coordinate measuring instrument according to claim 1, characterized in that: The rotary table (8) includes a table top (81), a transmission rod (82) and a motor (83); One end of the transmission rod (82) is connected to the table (81), and the other end is connected to the power output end of the motor (83). 3. The three-coordinate measuring instrument according to claim 2, characterized in that: The object holder (9) includes two jaws; The jaws are fixed at both ends of the table (81). 4. The three-coordinate measuring instrument according to claim 1, characterized in that: The bottom of the workbench (1) is provided with pulleys (7) and supporting feet (14); One end of the supporting foot (14) is fixed to the bottom of the base (2), and the other end is fixedly connected to the pulley (7). 5. The three-coordinate measuring instrument according to claim 4, characterized in that: The support foot (14) is provided with a wheel lock for locking the pulley (7). 6. The coordinate measuring instrument according to claim 1, characterized in that: The two side walls of the base (2) are provided with Y-axis slide rails (11), and the bottom of the vertical support bar (3) is provided with a Y-axis slide block (12), and the Y-axis slide block (12) Slidingly fit with the Y-axis slide rail (11). 7. The coordinate measuring instrument according to claim 1, characterized in that: An X-axis slide rail (10) is provided on the horizontal support bar (4); The X-axis slider (6) is slidingly matched with the X-axis slide rail (10). 8. The three-coordinate measuring instrument according to claim 1, characterized in that: It also includes a length-adjustable telescopic rod (16) and a universal ball bearing (13); One end of the telescopic rod (16) is connected to the bottom of the X-axis slider (6), and the other end is connected to one end of the universal ball bearing (13); The other end of the universal ball bearing (13) is connected with the probe (5).