CN218566458U

CN218566458U - Three-coordinate measuring equipment with stable linear transmission structure

Info

Publication number: CN218566458U
Application number: CN202221470548.9U
Authority: CN
Inventors: 沈志华; 王杰; 陈书涛
Original assignee: Qingdao Metro 3d Technology Co ltd
Current assignee: Qingdao Metro 3d Technology Co ltd
Priority date: 2022-06-14
Filing date: 2022-06-14
Publication date: 2023-03-03
Anticipated expiration: 2032-06-14

Abstract

The utility model relates to a three-coordinate measuring equipment technical field, specifically speaking, relate to a three-coordinate measuring equipment with stabilize linear transmission structure, including measuring the frame, the bottom fixed mounting who measures the frame has the base, sliding connection has the slip table on the base, be provided with between base and the slip table and stabilize linear transmission device, stabilize linear transmission device include fixed mounting on the base upper surface slide rail with set up in the slide rail and with between the slide rail sliding connection's slider, fixed mounting has servo motor on the terminal surface of slide rail, servo motor's the terminal fixed mounting of output shaft has the lead screw, the lead screw pass the slider and with between the slider threaded connection, all be provided with the rectangular hole that is linked together with the external world on the left and right sides inner wall of slide rail, fixed mounting has the cab apron of crossing of wearing out the rectangular hole on the side of slider, two cross fixed mounting between the cab apron and have the supporting seat. The utility model discloses the sharp transmission is stable, and difficult accumulation dust does benefit to the stable of transmission operation and goes on.

Description

Three-coordinate measuring equipment with stable linear transmission structure

Technical Field

The utility model relates to a three-coordinate measuring equipment technical field, specifically speaking relates to a three-coordinate measuring equipment with stabilize sharp transmission structure.

Background

The three-coordinate measuring equipment is used for measuring and obtaining size data of a corresponding object, and structures for linear transmission are usually arranged on the three-coordinate measuring equipment;

utility model patent with publication number CN201920670120.0 discloses a non-contact three-coordinate measuring device convenient for maintenance includes: the measuring instrument comprises a right bottom plate, a left bottom plate, a supporting rod, a rotating wheel, a triangular rod and a three-coordinate measuring instrument, wherein a clamping block is connected to one side of the right bottom plate, and the bottom rod is connected to the bottom of the right bottom plate. The utility model discloses a bottom of right side bottom plate and left bottom plate all is provided with the connecting plate, the connecting plate carries out fixed mounting through the dead lever, set up the triangular prism of half-and-half setting in the upper end of bottom plate, the triangular prism passes through the connecting rod to be fixed, can one side whole body mount dismantlement when maintaining, at the upper end activity joint swiveling wheel of bracing piece, swiveling wheel one side fixed connection triangular prism, the triangular prism can carry out the limited of circumference to three-coordinate measuring apparatu, connect limit screw on the swiveling wheel of one side simultaneously, carry out the limited of swiveling wheel through limit screw, avoid the swiveling wheel to drive the arbitrary rocking of triangular prism, can carry out the regulation of arbitrary circumference angle simultaneously;

although this technical scheme has provided bigger installation and dismantles the space, maintain simple high-efficient and can carry out the advantage of arbitrary circumference angle modulation, but this technical scheme is when specifically using, and the lead screw in the straight line transmission structure on it is directly exposed outside, accumulates dust or impurity easily, and the lead screw after accumulation dust or impurity can cause the slip table to remove unstably rotating the in-process, is unfavorable for going on of stable straight line transmission operation, brings inconvenience for the user. In view of this, we propose a three-coordinate measuring device with a stable linear transmission structure.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a three-coordinate measuring equipment with stabilize sharp transmission structure to solve the defect that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a three-coordinate measuring equipment with stabilize linear transmission structure, includes measures the frame, the bottom fixed mounting who measures the frame has the base, sliding connection has the slip table on the base, the base with be provided with between the slip table and stabilize linear transmission, it includes fixed mounting to stabilize linear transmission slide rail on the base upper surface with set up in the slide rail and with sliding connection's slider between the slide rail, fixed mounting has servo motor on the terminal surface of slide rail, servo motor's the terminal fixed mounting of output shaft has the lead screw, the lead screw passes the slider and with threaded connection between the slider, all be provided with the rectangular hole that is linked together with the external world on the left and right sides inner wall of slide rail, fixed mounting wears out on the side of slider the cab apron of crossing of rectangular hole, two fixed mounting has the supporting seat between the cab apron, slip table fixed mounting is in on the supporting seat, the supporting seat cover is established on the slide rail and with sliding connection between the slide rail.

Preferably, two mutually symmetrical draw runners about fixedly mounted on the top surface of base, just on the bottom surface of slip table the position department of draw runner is provided with the spout, the draw runner be located in the spout and with sliding connection between the spout makes the slip table more stable when sliding on the base.

Preferably, the top plate body of slide rail is not linked together with the external world, is convenient for utilize the top plate body of slide rail to realize keeping off the dirt operation to the lead screw, makes the dust be difficult for dropping to the lead screw.

Preferably, the size of the sliding block is matched with that of the sliding rail, so that the sliding block can be stably moved in the sliding rail.

Preferably, be provided with first inclined plane on the diapire of rectangular hole, be provided with the second inclined plane on the bottom surface of crossing the cab apron, the second inclined plane with closely laminate between the first inclined plane, through the first inclined plane that sets up, can further guarantee in impurity or the dust of whereabouts are difficult for entering into the slide rail, and the laminating of second inclined plane is on first inclined plane, does benefit to guarantee that the cab apron is more stable when removing.

Preferably, the first inclined plane is inclined downwards by 30-60 degrees, so that dust is not easy to enter the sliding rail along the first inclined plane.

Preferably, all fixed mounting advances the board in the dust proof of two mutual symmetries around on the left and right sides face of slider, it is located to advance the board in the dust proof the inside of slide rail supports the rear side aperture position department at the rectangular hole, when making the cab apron move along first inclined plane, can give the dust of attaching to on first inclined plane and scrape down, and advances the board in the dust proof through setting up, can block the dust of being scraped down, plays the effect that prevents to be scraped the dust and enter into in the slide rail.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a stable linear transmission who sets up, the realization utilizes the slide rail to protect the lead screw in inside, make the lead screw can directly expose outside, further guarantee that the dust is difficult for directly dropping to the lead screw, do benefit to the lead screw when rotating, stabilize the transmission slip table, facilitate the use, conventional three-coordinate measuring equipment has been solved when specifically using, the lead screw in the linear transmission structure on it is directly exposed outside, accumulate dust or impurity easily, lead screw behind accumulation dust or the impurity can cause the slip table to remove unstably rotating the in-process, be unfavorable for going on of stabilizing the linear transmission operation, bring inconvenient problem for the user.

2. The utility model discloses a first inclined plane that sets up can further play and prevent that the dust from entering into the effect in the slide rail, and advances the board in cross cab apron, second inclined plane and the dust proof through setting up, does benefit to the removal that utilizes the cab apron, realizes giving scraping the dust that will adhere to on first inclined plane, facilitates the use.

Drawings

Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention;

fig. 2 is an explosion structure diagram of embodiment 1 of the present invention;

fig. 3 is an exploded schematic view of a stable linear actuator according to embodiment 1 of the present invention;

fig. 4 is a partial schematic structural view in embodiment 1 of the present invention;

fig. 5 is a schematic structural diagram of embodiment 2 of the present invention;

fig. 6 is an enlarged view of a portion a in fig. 5 in embodiment 2 of the present invention.

The meaning of the individual reference symbols in the figures is:

1. a measuring frame; 10. a base; 11. a slide bar; 12. a sliding table; 121. a chute;

2. a stable linear transmission; 20. a slide rail; 21. a rectangular hole; 211. a first inclined plane; 22. a servo motor; 23. a screw rod; 24. a slider; 25. a transition plate; 251. a second inclined plane; 26. a supporting seat;

3. dust-proof inner-entering plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

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.

Example 1

Referring to fig. 1-4, the present embodiment provides a technical solution: a three-coordinate measuring device with a stable linear transmission structure comprises a measuring rack 1, wherein a base 10 is fixedly installed at the bottom of the measuring rack 1, a sliding table 12 is connected onto the base 10 in a sliding mode, specifically, a left sliding strip 11 and a right sliding strip 11 which are symmetrical to each other are fixedly installed on the top surface of the base 10, a sliding groove 121 is formed in the position, right opposite to the sliding strip 11, of the bottom surface of the sliding table 12, the sliding strip 11 is located in the sliding groove 121 and is connected with the sliding groove 121 in a sliding mode, and the sliding table 12 slides along the sliding strip 11 to enable the sliding table 12 to be more stable when sliding on the base 10;

specifically, a stable linear transmission device 2 is arranged between the base 10 and the sliding table 12, the stable linear transmission device 2 comprises a sliding rail 20 fixedly mounted on the upper surface of the base 10 and a sliding block 24 arranged in the sliding rail 20 and slidably connected with the sliding rail 20, and the size of the sliding block 24 is matched with that of the sliding rail 20, so that the sliding block 24 can be ensured to stably move in the sliding rail 20; a servo motor 22 is fixedly arranged on the end face of the slide rail 20, a screw rod 23 is fixedly arranged at the tail end of an output shaft of the servo motor 22, the screw rod 23 penetrates through a slide block 24 and is in threaded connection with the slide block 24, and the screw rod 23 is convenient to rotate to drive the slide block 24 to move;

it is specific, all be provided with the rectangular hole 21 that is linked together with the external world on slide rail 20's the left and right sides inner wall, fixed mounting has the cab apron 25 of crossing of wearing out rectangular hole 21 on slider 24's the side, fixed mounting has supporting seat 26 between cab apron 25 for two, 12 fixed mounting of slip table are on supporting seat 26, supporting seat 26 cover establish on slide rail 20 and with slide rail 20 between sliding connection, be convenient for utilize supporting seat 26 to carry out stable support to slip table 12, and simultaneously, slide rail 20 shelters from lead screw 23 in inside, can realize carrying out dustproof protection operation to lead screw 23, make difficult accumulation dust on the lead screw 23, do benefit to lead screw 23 and rotate and carry out stable 12 transmission operations of slip table.

In this embodiment, the top plate body of the slide rail 20 is not communicated with the outside, so that the top plate body of the slide rail 20 is conveniently used for blocking dust on the screw rod 23, and dust is not easy to drop on the screw rod 23.

Further, be provided with first inclined plane 211 on the diapire of rectangular hole 21, cross and be provided with second inclined plane 251 on the bottom surface of cab apron 25, closely laminate between second inclined plane 251 and the first inclined plane 211, through the first inclined plane 211 that sets up, can further guarantee in impurity or the dust of whereabouts are difficult for entering into slide rail 20, and the laminating of second inclined plane 251 is on first inclined plane 211, and it is more stable when removing to do benefit to the assurance cab apron 25.

In addition, the first inclined plane 211 is inclined downwards by 30 to 60 degrees, so that dust is not easy to enter the slide rail 20 along the first inclined plane 211.

It should be noted that the servo motor 22 in the present embodiment is conventional in the art, and will not be described herein.

In the specific use process of this embodiment, switch on external power supply with servo motor 22 and make its work, servo motor 22 work, output shaft forward rotation or reverse rotation on it can drive lead screw 23 and rotate, lead screw 23 rotates and drives the slider 24 rather than threaded connection and remove, slider 24 removes and drives cab apron 25, supporting seat 26 and slip table 12 and remove, and slide rail 20 is inside the dustproof protection of lead screw 23, does benefit to lead screw 23 and stably rotates the transmission operation that carries out slip table 12.

Example 2

Referring to fig. 5 to fig. 6, the present embodiment is different from embodiment 1 in that: all fixed mounting has two mutual symmetrical dust-proof in-advance boards 3 around on the left and right sides face of slider 24, dust-proof in-advance board 3 is located slide rail 20 inside and supports the rear side aperture position department at rectangular hole 21, when making the cab apron 25 move along first inclined plane 211, because closely laminate between first inclined plane 211 and the second inclined plane 251, can be given the dust of attaching to on first inclined plane 211 and scrape down, and through the dust-proof in-advance board 3 that sets up, can block the dust of being scraped down, play and prevent that the dust of being scraped down from entering into the effect in the slide rail 20.

In the specific use process of the embodiment, after the transition plate 25 is driven to move along with the movement of the slider 24, the transition plate 25 moves along the first inclined plane 211, so that dust attached to the first inclined plane 211 is scraped, and the dust-proof inner-feeding plate 3 just blocks the position of the rear opening of the rectangular hole 21, so that the scraped dust can be prevented from entering the slide rail 20 along the position of the rectangular hole 21.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A three-coordinate measuring device with a stable linear transmission structure comprises a measuring rack (1), and is characterized in that: the bottom fixed mounting who measures frame (1) has base (10), sliding connection has slip table (12) on base (10), base (10) with be provided with between slip table (12) and stabilize linear transmission device (2), it includes fixed mounting to stabilize linear transmission device (2) slide rail (20) on base (10) upper surface with set up in slide rail (20) and with sliding connection's slider (24) between slide rail (20), fixed mounting has servo motor (22) on the terminal surface of slide rail (20), the terminal fixed mounting of output shaft of servo motor (22) has lead screw (23), lead screw (23) pass slider (24) and with threaded connection between slider (24), all be provided with on the left and right sides inner wall of slide rail (20) rectangular hole (21) that is linked together with the external world, fixed mounting has worn out on the side of slider (24) the cab apron (25) of crossing of rectangular hole (21), two fixed mounting has between cab apron (25), supporting seat (12) fixed mounting is in the supporting seat (26), the cover is established on slide rail (20) and sliding connection between slide rail (20) and supporting seat (20).

2. The three-coordinate measuring apparatus having a stable linear motion transmission structure of claim 1, wherein: fixed mounting has two mutual symmetrical draw runner (11) about on the top surface of base (10), just right on the bottom surface of slip table (12) the position department of draw runner (11) is provided with spout (121), draw runner (11) are located in spout (121) and with sliding connection between spout (121).

3. The three-coordinate measuring apparatus having a stable linear motion transmission structure of claim 1, wherein: the top plate body of the sliding rail (20) is not communicated with the outside.

4. The three-coordinate measuring apparatus having a stable linear motion transmission structure of claim 1, wherein: the size of the sliding block (24) is matched with that of the sliding rail (20).

5. The three-coordinate measuring apparatus having a stable linear motion transmission structure of claim 1, wherein: the bottom wall of the rectangular hole (21) is provided with a first inclined surface (211), the bottom surface of the transition plate (25) is provided with a second inclined surface (251), and the second inclined surface (251) is tightly attached to the first inclined surface (211).

6. The three-coordinate measuring apparatus having a stable linear motion transmission structure of claim 5, wherein: the first inclined plane (211) inclines downwards by 30-60 degrees.

7. The three-coordinate measuring apparatus having a stable linear motion transmission structure of claim 1, wherein: the dust-proof inner inlet plate is characterized in that the left side surface and the right side surface of the sliding block (24) are fixedly provided with a front dust-proof inner inlet plate (3) and a rear dust-proof inner inlet plate (3) which are symmetrical to each other, and the dust-proof inner inlet plate (3) is located inside the sliding rail (20) and supports the rear side opening part of the rectangular hole (21).