CN219589692U - Measuring rod matched with laser tracker target ball for use - Google Patents

Abstract

The utility model discloses a measuring rod matched with a target ball of a laser tracker, which comprises a main rod, wherein the main rod is matched with an auxiliary rod through a telescopic hole, a bent rod Kong Nashi at the top of the auxiliary rod is provided with a bent rod in a matched mode, pin holes are formed in the auxiliary rod and the bent rod, the pin holes are matched with pins for use, when the measuring rod is used, the bent rod is placed into the bent rod holes of the auxiliary rod, the pins are inserted into the pin holes, one side of the pin is locked by a pin cap, the other side of the pin is locked by inserting a locking wire into the locking hole, a measuring head is arranged at the top of the bent rod, a target ball contact surface, a dust falling hole and a round magnet are arranged on the measuring head, the target ball contact surface is used for placing the target ball, the dust falling hole is used for collecting fine dust on the target ball contact surface, the magnet is also used in the dust falling hole and used for firmly adsorbing the target ball on the target ball contact surface; the bending bar is made of a metal material which can be bent and can maintain a shape after bending. The utility model aims to solve the problems of low detection efficiency and high cost caused by incapability of direct measurement by a measurer.

Description

Measuring rod matched with laser tracker target ball for use

Technical Field

The utility model relates to the technical field of measurement, in particular to a measuring rod matched with a target ball of a laser tracker.

Background

The laser tracking and measuring system consists of laser tracking head, controller, computer, target ball, etc. The basic working principle of the laser tracker is that a target ball is placed on the surface of a measurement target, and laser emitted by a laser tracking head is reflected back to the laser tracking head, so that the spatial position of the target can be calculated. When large-scale equipment is used in measurement, the situations that high-altitude equipment cannot be directly measured due to the influence of height and the equipment cannot be directly measured due to the influence of environment are frequently encountered, the current solution is to set up a measurement platform, but the detection efficiency is influenced by the setting up of the measurement platform, and the detection cost is improved.

Comparative data 1: the utility model relates to a space positioning device matched with a target ball measuring rod of a laser tracker, which comprises a magnetic base, wherein a magnetic switch is arranged on the magnetic base, a first threaded hole is processed on the upper top surface of the magnetic base, a first supporting rod is arranged on the first threaded hole, a first clamp is arranged at the tail end of the first supporting rod, a second threaded hole is processed on the side surface of the magnetic base, a second supporting rod is arranged on the second threaded hole, a second clamp is arranged at the tail end of the second supporting rod, and a magnetic clamping bracket is clamped on the second clamp; the magnetic clamping support comprises a magnet ring, a conical positioning clamping support is embedded in the magnet ring, and a center hole is formed in the center of the conical positioning clamping support. The device can be matched with a target ball of a laser tracker to finish the precision point position measurement or lofting task on the horizontal plane of a metal structure or equipment, and can not be matched with the target ball to finish the high point position measurement work of large equipment.

Comparison data 2: the utility model discloses a target ball clamp which is of a combined structure of a cylindrical rod component and a ring clamp, wherein the cylindrical rod component comprises a handle (1), an extension rod (2) and a connecting rod (3); the ring clamp consists of clamping handles (4) and (17), clamping frames (5) and (11), two bolts (6), two nuts (7), two gaskets (8), magnetic seats (9) and (10), a bow clamp (12), a round head bolt (13), a butterfly nut (14), a gasket (15), a rotating shaft (16), a spring (18) and limiting pins (19) and (20). The utility model has simple structure and reliable clamping, the magnetic seat can slightly deflect, the connecting rod can swing in a pitching way, and the utility model is more suitable for dynamic measurement and is suitable for various complex measurement occasions. The device can be matched with the target ball to finish the high-position spot taking measurement work of large equipment, but lacks enough freedom degree to adjust the target ball to a proper light receiving angle for measurement.

Comparison data 3: the utility model discloses a handheld target ball measuring rod which comprises a target ball base, a target ball, a first connecting pipe and a second connecting pipe, wherein the second connecting pipe is coaxially arranged in the first connecting pipe, one end of the first connecting pipe is provided with a first limiting convex edge extending inwards, one end of the second connecting pipe is provided with a second limiting convex edge extending outwards, the second connecting pipe extends outwards from an inner cavity of the first connecting pipe, the other end of the second connecting pipe is fixedly provided with a spring, the free end of the spring is connected with a hoop, the target ball base is clamped in the hoop, and the target ball base is provided with the target ball. The function of enlarging the measuring range of the target ball of the laser tracker is realized, and the laser tracker has the characteristics of rapidness, high efficiency and stability. The device can be matched with the target ball to finish the high-position spot taking measurement work of large equipment, but lacks enough freedom degree to adjust the target ball to a proper light receiving angle for measurement.

Disclosure of Invention

In order to solve the problems of low detection efficiency and high cost caused by incapability of direct measurement by a measurer, the utility model aims to provide a measuring rod matched with a target ball of a laser tracker, and the problems are solved by arranging a bent rod capable of being bent into a fixed form and an auxiliary rod capable of freely adjusting the length.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the utility model relates to a measuring rod matched with a target ball of a laser tracker, which comprises a main rod, wherein the main rod is matched with an auxiliary rod through a telescopic hole, the auxiliary rod can freely stretch in the telescopic hole after being stressed, a bent rod hole is formed in the top of the auxiliary rod, a bent rod is arranged on the bent rod Kong Nashi in a matched mode, pin holes are formed in the auxiliary rod and the bent rod, the pin holes are matched with pins for use, when the measuring rod is used, the bent rod is placed in the bent rod hole of the auxiliary rod, the pins are inserted into the pin holes, one side of the measuring rod is locked by a pin cap, the other side of the measuring rod is locked by inserting a locking wire into the locking hole, a measuring head is arranged at the top of the bent rod, a target ball contact surface, a dust falling hole and a round magnet are arranged on the measuring head, fine dust on the target ball contact surface is collected by the dust falling hole so as to ensure the precision of the target ball contact surface, the magnet is further arranged in the dust falling hole and is used for firmly adsorbing the target ball on the target ball contact surface; the bending bar is made of a metal material which can be bent and can maintain a shape after being bent.

Further, the auxiliary rod cannot automatically stretch out and draw back under a slight stress state.

Further, the magnet is a circular magnet.

Further, the metallic material that is bendable and capable of retaining a shape after bending includes lead or aluminum.

Further, the bent rod adopts a corrugated pipe which can keep the shape after being bent.

Further, the main rod and the auxiliary rod are made of stainless steel or carbon fiber.

Compared with the prior art, the utility model has the beneficial technical effects that:

according to the utility model, the bending rod capable of being bent into a fixed form and the auxiliary rod capable of freely adjusting the length are arranged, so that the measuring efficiency is improved, the high-place operation of a measurer is avoided, the safety of the measurer is ensured, and the flexibility of measurement is improved.

Drawings

The utility model is further described with reference to the following description of the drawings.

FIG. 1 is a schematic illustration of a telescopic rod configuration of a measuring rod for use with a laser tracker target ball;

FIG. 2 is another schematic view 2 of a telescopic rod configuration of a measuring rod for use with a laser tracker target ball;

FIG. 3 is a schematic diagram of the overall structure of a measuring rod used with a laser tracker target ball;

FIG. 4 is a schematic view of another overall construction of a measuring rod for use with a laser tracker target ball;

FIG. 5 is a schematic diagram of a measuring head structure of a measuring rod used with a target ball of a laser tracker;

reference numerals illustrate: the device comprises a main rod 1, an auxiliary rod 2, a telescopic hole 3, a pin hole 4, a bent rod 5, a pin 6, a bent rod 7, a measuring head 8, a target ball contact surface 9, a dust falling hole 10, a round magnet 11, a pin cap 12 and a locking hole 13.

Detailed Description

The following description of the embodiments of the technical solution is further detailed with reference to the accompanying drawings, in order to make the structure and the working principle thereof more clearly apparent.

As shown in fig. 1, 2, 3, 4 and 5, the utility model is a measuring rod used with a target ball of a laser tracker, comprising: the device comprises a main rod 1, an auxiliary rod 2, a telescopic hole 3, a pin hole 4, a bent rod hole 5, a pin 6, a bent rod 7, a measuring head 8, a target ball contact surface 9, a dust falling hole 10, a circular magnet 11, a pin cap 12 and a locking hole 13.

The main material of the device is stainless steel or carbon fiber, the material is light as much as possible, the bending rod is made of a metal material (such as lead or aluminum) which can be bent and can keep the shape after bending, or a corrugated pipe which can keep the shape after bending is adopted.

The main rod 1 is matched with the auxiliary rod 2 through the telescopic hole 3, the auxiliary rod 2 can freely stretch in the telescopic hole 3 after being stressed, and the auxiliary rod 2 cannot automatically stretch under a slight stress state. The auxiliary rod 2 top is provided with curved rod hole 5, places curved rod 7 into the inner chamber in curved rod hole 5, is provided with pinhole 4 on auxiliary rod 2 and the curved rod 7, and pinhole 4 cooperation pin 6 uses, in the curved rod hole 5 with the auxiliary rod 2 is placed into to curved rod 7 during the use, then inserts pin 6 in pinhole 4, and one side relies on the pin cap 12 to lock, and the opposite side is through inserting locking silk lock in locking hole 13. The top of the bent rod 7 is provided with a measuring head 8, the measuring head 8 is provided with a target ball contact surface 9, a dust falling hole 10 and a round magnet 11, the target ball contact surface 9 is used for placing a target ball, the target ball contact surface 9 belongs to a precision machining surface, the dust falling hole 10 is used for collecting fine dust on the target ball contact surface 9, the precision of the target ball contact surface is guaranteed, in addition, the round magnet 11 is placed in the dust falling hole 10, and the round magnet 11 is used for firmly adsorbing the target ball on the target ball contact surface 9.

The above embodiments are only illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solutions of the present utility model should fall within the protection scope defined by the claims of the present utility model without departing from the design spirit of the present utility model.

Claims (6)

1. The measuring rod is characterized by comprising a main rod, wherein the main rod is matched with an auxiliary rod through a telescopic hole, the auxiliary rod can freely stretch out and draw back in the telescopic hole after being stressed, a bent rod hole is formed in the top of the auxiliary rod, a bent rod is arranged on the bent rod Kong Nashi in a matched mode, pin holes are formed in the auxiliary rod and the bent rod, the pin holes are matched with pins for use, when the measuring rod is used, the bent rod is placed into the bent rod hole of the auxiliary rod, the pins are inserted into the pin holes, one side of the measuring rod is locked through a pin cap, the other side of the measuring rod is locked through inserting a locking wire into the locking hole, a measuring head is arranged at the top of the bent rod, a target ball contact surface, a dust falling hole and a round magnet are arranged on the measuring head, fine dust on the target ball contact surface is collected in the dust falling hole to ensure the precision of the target ball contact surface, the magnet is further used for placing the dust in the dust falling hole, and the magnet is used for firmly adsorbing the target ball on the target ball contact surface; the bending bar is made of a metal material which can be bent and can maintain a shape after being bent.

2. The measuring rod for use with a laser tracker target ball according to claim 1, wherein the secondary rod does not automatically flex under light stress conditions.

3. The measuring rod for use with a laser tracker target ball according to claim 1, wherein the magnet is a circular magnet.

4. The measuring rod for use with a laser tracker target ball according to claim 1, wherein the metallic material that is bendable and capable of retaining its shape after bending comprises lead or aluminum.

5. The measuring rod for a target ball of a laser tracker according to claim 1, wherein the bent rod is a corrugated tube which can maintain a shape after being bent.

6. The measuring rod for a target ball of a laser tracker according to claim 1, wherein the main rod and the auxiliary rod are made of stainless steel or carbon fiber.