CN213065202U

CN213065202U - High-precision movable slide rail for three-dimensional measuring instrument probe

Info

Publication number: CN213065202U
Application number: CN202021292386.5U
Authority: CN
Inventors: 李建; 徐林
Original assignee: Kunshan Baiyichuan Electronics Co ltd
Current assignee: Kunshan Baiyichuan Electronics Co ltd
Priority date: 2020-07-03
Filing date: 2020-07-03
Publication date: 2021-04-27
Anticipated expiration: 2030-07-03

Abstract

The utility model provides a high accuracy sliding rail is used to cubic element measuring apparatu probe belongs to cubic element measuring apparatu field. The high-precision movable slide rail for the three-dimensional measuring instrument probe comprises a supporting seat, a translation assembly and a first air-floating guide rail. Two support seats are symmetrically arranged; the screw rod with the bottom suspension fagging spiro union, the supporting seat is fixed with laser distance sensor. The sliding rail is fixed on the surface of the lower supporting plate; two supporting seats are used for supporting the screw rod, make the motor can drive the screw rod rotatory, promote the bottom suspension fagging through the screw rod and slide, and then drive the slide rail translation, measure the distance of sliding through the laser distance sensor who adds, be convenient for adjust and cooperate the calculation of cubic unit measuring apparatu measured data, ensure that the geometric dimensions of measuring object, shape data are accurate, increased the volume that cubic unit measuring apparatu measured the object, convenient to operate and use reduces and detects the cost, improve work efficiency.

Description

High-precision movable slide rail for three-dimensional measuring instrument probe

Technical Field

The utility model relates to a cubic unit measuring apparatu field particularly, relates to a cubic unit measuring apparatu is high accuracy sliding rail for probe.

Background

At present, a three-dimensional measuring instrument mainly refers to an instrument for measuring by taking points in three dimensions, and three-dimensional measuring instruments, three-dimensional coordinate measuring machines and three-dimensional coordinate measuring instruments are also available in the market. The main principle is as follows: placing the measured object in a three-dimensional measurement space to obtain the coordinate positions of the measured points on the measured object, and calculating the geometric size, shape and the like of the measured object according to the space coordinate values of the points; the guide rail of the three-dimensional measuring instrument is the key for ensuring the stable and high-precision movement of the machine, the air floatation guide rail is mainly adopted at present, the air floatation guide rail forms high pressure in an air cavity by throttling of small holes of an air floatation bearing, a film with certain bearing capacity and rigidity is formed between the guide rail and the air floatation bearing, the air floatation guide rail has the characteristics of no friction and no abrasion, and the local straightness and the angle swing of the movement are small due to the uniform difference effect;

the existing air floatation guide rail has limited stroke, can not measure one side of a large object, needs to be repositioned for measurement, and brings inconvenience to detection.

SUMMERY OF THE UTILITY MODEL

In order to compensate above not enough, the utility model provides a high accuracy sliding rail is used to cubic element measuring apparatu probe aims at improving the little problem of cubic element measuring apparatu measuring range.

The utility model discloses a realize like this:

the utility model provides a pair of high accuracy sliding rail is used to cubic element measuring apparatu probe, including supporting seat, translation subassembly and first air supporting guide rail.

Two support seats are symmetrically arranged; the translation subassembly includes bottom suspension fagging, screw rod and motor, the screw rod with the bottom suspension fagging spiro union, the tip of screw rod with the supporting seat rotates to be connected, the drive shaft of motor with the screw rod transmission is connected, the supporting seat is fixed with laser distance sensor.

The first air-bearing guide rail comprises a slide rail and a first slide block, the first slide block is slidably mounted on the upper portion of the slide rail, and the slide rail is fixed on the surface of the lower support plate.

In an embodiment of the present invention, the lower supporting plate is slidably disposed between two supporting seats, and the motor is fixedly connected to any one of the supporting seats.

The utility model discloses an in one embodiment, the drive shaft of motor is fixed with first band pulley, the one end of screw rod is fixed with the second band pulley, first band pulley with the transmission is connected through the hold-in range to the second band pulley.

The utility model discloses an in the embodiment, bottom suspension fagging one end is provided with the laser signal receiver plate, the laser signal receiver plate with laser distance sensor laser emission end is corresponding.

The utility model discloses an in one embodiment, bottom suspension fagging upper surface is fixed with thread bush and sliding sleeve, the screw rod with thread bush threaded connection, it has the slide bar to slide in the sliding sleeve to peg graft, the tip of slide bar with supporting seat fixed connection.

In an embodiment of the present invention, the slide rail is parallel to the screw rod, the screw rod is parallel to the slide rod, and the slide rail is disposed between the screw rod and the slide rod.

The utility model discloses an in one embodiment, still include the backup pad, it fixes to go up the backup pad first slider upper surface.

The utility model discloses an in one embodiment, go up the backup pad both sides and be fixed with the second slider respectively, the second slider with bottom suspension fagging slip joint.

The utility model discloses an in the embodiment, go up backup pad fixed surface and have the support frame, support frame L type sets up, the vertical direction slip joint of support frame has the bracing piece, the support frame horizontal direction slip joint has the third slider, the third slider with be connected with the connecting rod between the bracing piece, it is fixed with electric putter to go up the backup pad, electric putter's expansion end with the third slider is connected.

The utility model discloses an in an embodiment, still include the second air supporting guide rail of vertical translation, the second air supporting guide rail with first air supporting guide rail sets up perpendicularly, the one end of second air supporting guide rail with upper end of the support bar fixed connection, measuring probe is installed to the expansion end of second air supporting guide rail.

The utility model has the advantages that: the utility model discloses a high accuracy sliding rail is used to cubic unit measuring apparatu probe that above-mentioned design obtained, during the use, two supporting seats are used for the supporting screw rod, it is rotatory to make the motor drive the screw rod, promote the bottom suspension fagging through the screw rod and slide, and then drive the slide rail translation, measure the sliding distance through the laser distance sensor who adds, be convenient for adjust and cooperate the calculation of cubic unit measuring apparatu measured data, ensure the geometric dimensions of measuring the object, shape data is accurate, the volume of cubic unit measuring apparatu measuring object has been increased, and convenient operation uses, reduce the detection cost, and the work efficiency is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of a translation assembly according to an embodiment of the present invention;

fig. 2 is a schematic view of a supporting frame structure provided in an embodiment of the present invention;

fig. 3 is a schematic view of a connection structure of an upper support plate and a lower support plate according to an embodiment of the present invention;

fig. 4 is a schematic view of a split structure of the supporting frame provided by the embodiment of the present invention.

In the figure: 100. a supporting seat; 300. a translation assembly; 310. a lower support plate; 311. a threaded sleeve; 313. a sliding sleeve; 315. a slide bar; 330. a screw; 350. a motor; 370. a laser distance sensor; 390. an upper support plate; 391. a second slider; 500. a first air-bearing guide rail; 510. a slide rail; 530. a first slider; 700. a support frame; 710. a support bar; 730. a connecting rod; 750. a third slider; 770. an electric push rod; 790. and a second air-floating guide rail.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the utility model provides a. Embodiments, all other embodiments obtained by a person skilled in the art without any inventive step are within the scope of the present invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Examples

Referring to fig. 1-4, the present invention provides a technical solution: a high-precision movable slide rail for a three-dimensional measuring instrument probe comprises a supporting seat 100, a translation assembly 300 and a first air-floating guide rail 500.

Referring to fig. 1-3, two support bases 100 are symmetrically disposed; the translation assembly 300 comprises a lower support plate 310, a screw 330 and a motor 350, wherein the screw 330 is in threaded connection with the lower support plate 310, the end of the screw 330 is rotatably connected with the support seat 100, a driving shaft of the motor 350 is in transmission connection with the screw 330, and a laser distance sensor 370 is fixed on the support seat 100;

it should be noted that the lower support plate 310 is slidably disposed between the two support seats 100, the motor 350 is fixedly connected to any one of the two support seats 100, a first pulley is fixed to a driving shaft of the motor 350, a second pulley is fixed to one end of the screw 330, and the first pulley and the second pulley are connected and driven by a synchronous belt.

In this embodiment, a laser signal receiving plate is arranged at one end of the lower supporting plate 310, the laser signal receiving plate corresponds to a laser emitting end of the laser distance sensor 370, the laser distance sensor 370 sends a signal to the laser signal receiving plate, the single chip microcomputer controls the motor 350 to move after the laser distance sensor 370 sends a signal and processes the signal, and the signal is converted into a distance value to be transmitted to the three-dimensional measuring instrument for data processing, so as to detect a moving distance, facilitate control of a displacement amount, and the laser distance sensor 370 can accurately measure the displacement amount, thereby providing accurate data for measurement.

In other embodiments, a threaded sleeve 311 and a sliding sleeve 313 are fixed on the upper surface of the lower support plate 310, the screw 330 is in threaded connection with the threaded sleeve 311, a sliding rod 315 is inserted in the sliding sleeve 313 in a sliding manner, the end of the sliding rod 315 is fixedly connected with the support seat 100, the sliding rail 510 is arranged in parallel with the screw 330, the screw 330 is arranged in parallel with the sliding rod 315, the sliding rail 510 is arranged between the screw 330 and the sliding rod 315, and the sliding rod 315 is additionally arranged to improve the movement stability.

Referring to fig. 1, the first air-bearing rail 500 includes a slide rail 510 and a first slider 530, the first slider 530 is slidably mounted on the slide rail 510, and the slide rail 510 is fixed on the surface of the lower support plate 310.

Referring to fig. 4, in this embodiment, the high-precision movable slide rail for a three-dimensional measuring instrument probe further includes an upper support plate 390, the upper support plate 390 is fixed on the upper surface of the first slider 530, the second slider 391 is fixed on two sides of the upper support plate 390 respectively, the second slider 391 is slidably engaged with the lower support plate 310, the upper surface of the upper support plate 390 is fixed with a support frame 700, the support frame 700 is L-shaped, the support frame 700 is slidably engaged with the support rod 710 in the vertical direction, the support frame 700 is slidably engaged with the third slider 750 in the horizontal direction, a connecting rod 730 is connected between the third slider 750 and the support rod 710, the upper support plate 390 is fixed with an electric push rod 770, and the movable end of the electric push rod 770 is connected.

Specifically, the high-precision movable slide rail for the three-dimensional measuring instrument probe further comprises a second air floatation guide rail 790 capable of longitudinally translating, the second air floatation guide rail 790 is perpendicular to the first air floatation guide rail 500, one end of the second air floatation guide rail 790 is fixedly connected with the upper end of the supporting rod 710, and the movable end of the second air floatation guide rail 790 is provided with the measuring probe.

The working principle of the high-precision movable slide rail for the three-dimensional measuring instrument probe is as follows: during the use, two supporting seats 100 are used for supporting screw 330 for motor 350 can drive screw 330 rotatory, promote down the backup pad 310 through screw 330 and slide, and then drive slide rail 510 translation, measure the displacement distance through the laser distance sensor 370 that adds, be convenient for adjust and cooperate the calculation of cubic unit measuring apparatu measured data, ensure the geometric dimensions of measuring the object, shape data is accurate, increased the volume that cubic unit measuring apparatu measured the object, be convenient for operate and use, reduce and detect the cost, improve work efficiency.

It should be noted that the specific model specifications of the motor 350, the laser distance sensor 370, the first air bearing guide rail 500, and the second air bearing guide rail 790 need to be determined by type selection according to the actual specification of the device, and the specific type selection calculation method adopts the prior art in the field, and therefore details are not repeated.

The powering of the motor 350, the laser distance sensor 370, the first air rail 500, and the second air rail 790 and the principles thereof will be apparent to those skilled in the art and will not be described in detail herein.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A high-precision movable slide rail for a three-dimensional measuring instrument probe is characterized by comprising

The support comprises two support seats (100), wherein the two support seats (100) are symmetrically arranged;

the translation assembly (300) comprises a lower supporting plate (310), a screw rod (330) and a motor (350), the screw rod (330) is in threaded connection with the lower supporting plate (310), the end of the screw rod (330) is rotatably connected with the supporting seat (100), a driving shaft of the motor (350) is in transmission connection with the screw rod (330), and a laser distance sensor (370) is fixed on the supporting seat (100);

the first air-floating guide rail (500), the first air-floating guide rail (500) comprises a sliding rail (510) and a first sliding block (530), the first sliding block (530) is slidably mounted on the upper portion of the sliding rail (510), and the sliding rail (510) is fixed on the surface of the lower support plate (310).

2. The high-precision movable slide rail for the three-dimensional measuring instrument probe according to claim 1, wherein the lower support plate (310) is slidably disposed between the two support bases (100), and the motor (350) is fixedly connected to any one of the two support bases (100).

3. The high-precision movable slide rail for the three-dimensional measuring instrument probe according to claim 1, wherein a first pulley is fixed to a driving shaft of the motor (350), a second pulley is fixed to one end of the screw (330), and the first pulley and the second pulley are connected and driven through a synchronous belt.

4. The high-precision movable slide rail for the three-dimensional measuring instrument probe according to claim 1, wherein a laser signal receiving plate is arranged at one end of the lower supporting plate (310), and the laser signal receiving plate corresponds to a laser emitting end of the laser distance sensor (370).

5. The high-precision movable slide rail for the three-dimensional measuring instrument probe according to claim 1, wherein a threaded sleeve (311) and a sliding sleeve (313) are fixed on the upper surface of the lower support plate (310), the screw (330) is in threaded connection with the threaded sleeve (311), a sliding rod (315) is inserted in the sliding sleeve (313) in a sliding manner, and the end of the sliding rod (315) is fixedly connected with the support base (100).

6. The high-precision moving slide rail for a three-dimensional measuring instrument probe according to claim 5, wherein the slide rail (510) is arranged in parallel with the screw rod (330), the screw rod (330) is arranged in parallel with the slide rod (315), and the slide rail (510) is arranged between the screw rod (330) and the slide rod (315).

7. A high precision moving slide for a three dimensional measuring instrument probe according to claim 1, further comprising an upper support plate (390), wherein the upper support plate (390) is fixed on the upper surface of the first slide block (530).

8. The high-precision movable slide rail for the three-dimensional measuring instrument probe according to claim 7, wherein second slide blocks (391) are respectively fixed on two sides of the upper support plate (390), and the second slide blocks (391) are slidably engaged with the lower support plate (310).

9. The high-precision movable slide rail for the three-dimensional measuring instrument probe according to claim 7, wherein a support frame (700) is fixed on the upper surface of the upper support plate (390), the support frame (700) is arranged in an L shape, a support rod (710) is connected to the support frame (700) in a sliding manner in the vertical direction, a third slider (750) is connected to the support frame (700) in a sliding manner in the horizontal direction, a connecting rod (730) is connected between the third slider (750) and the support rod (710), an electric push rod (770) is fixed to the upper support plate (390), and the movable end of the electric push rod (770) is connected with the third slider (750).

10. The high-precision moving slide rail for the three-dimensional measuring instrument probe is characterized by further comprising a second air-floating guide rail (790) which can longitudinally translate, wherein the second air-floating guide rail (790) is perpendicular to the first air-floating guide rail (500), one end of the second air-floating guide rail (790) is fixedly connected with the upper end of the supporting rod (710), and the movable end of the second air-floating guide rail (790) is provided with a measuring probe.