CN218992276U - Linear module - Google Patents

Abstract

The utility model relates to a linear module; the device comprises a guide rail base, a movable plate and a light guide piece, wherein a grating ruler is arranged on the guide rail base, the movable plate is connected with the guide rail base in a sliding fit manner so as to move along the axial direction of the guide rail base, a reading head matched with the grating ruler is arranged on the movable plate, the light inlet end of the light guide piece is arranged on the reading head and faces to an operation indicator lamp of the reading head, and the opposite light outlet end of the light guide piece is positioned at the outer sides of the guide rail base and the movable plate; the straight line module of this application, the light conduction of accessible light guide with the operation pilot lamp of reading head is outside guide rail base and the movable plate to make the staff can observe the light that the operation pilot lamp of reading head sent very first time, with judge the operating condition of reading head, need not to dismantle the part and can judge whether there is the trouble between grating chi and the reading head, and then save the time of carrying out the investigation to the fault location when the module is maintained.

Description

Linear module

Technical Field

The utility model relates to the technical field of transmission devices, in particular to a linear module.

Background

The linear module can also be called a linear module, a rectangular robot, a linear sliding table and the like, is a transmission device capable of providing linear motion, and has wide application in the field of industrial automation.

The existing linear module is generally provided with a position detector. The prior position detector generally comprises a grating ruler and a reading head, wherein the grating ruler and the reading head are respectively arranged on a base and a movable plate of the linear module, and when the movable plate moves relative to the base, the reading head detects the moving distance of the movable plate relative to the grating ruler, so that the moving condition of the movable plate can be mastered in real time.

However, since the grating scale is vulnerable to damage in practical use, most of the existing grating scale and reading head are disposed inside the linear module. However, the operator can not conveniently check the operation indicator lamp of the reading head to judge whether the working state of the reading head is abnormal. This leads to when the straight line module breaks down, need dismantle the straight line module to judge whether there is the trouble between grating chi and the reading head, trouble investigation wastes time and energy.

Disclosure of Invention

Based on this, it is necessary to provide a linear module for solving the above-mentioned problem of inconvenience in judging whether there is a fault between the grating ruler and the reading head.

A linear module, comprising:

the guide rail base is provided with a grating ruler;

the movable plate is connected with the guide rail base in a sliding fit manner so as to move along the axial direction of the guide rail base, and a reading head matched with the grating ruler is arranged on the movable plate;

the light inlet end of the light guide piece is arranged on the reading head and faces to the running indicator lamp of the reading head, and the opposite light outlet end of the light guide piece is positioned on the outer sides of the guide rail base and the moving plate.

Above-mentioned sharp module, the light conduction of accessible light guide with the operation pilot lamp of reading head is outside guide rail base and the movable plate to make the staff can observe the light that the operation pilot lamp of reading head sent very first time, with judging the operating condition of reading head, need not to dismantle the part and can judge whether there is the trouble between grating chi and the reading head, and then save the time of carrying out the investigation to the fault location when the module is maintained.

In one embodiment, the light guide member is made of a flexible material.

In the above embodiment, the light guide member can be deformed by the softness of the flexible material, so as to fix the light emitting end at different positions according to the requirements.

In one embodiment, the light emitting end of the light guide member is disposed on the moving plate in a penetrating manner.

In the above embodiment, the light emitting end of the light guide member can be positioned by the moving plate, so that the stability of the light guide member is ensured, and the light guide member is not affected to move along with the reading head and the moving plate.

In one embodiment, a light guide channel is arranged on the top surface of the moving plate, and the light emitting end of the light guide piece is fixed in the light guide channel.

In the above embodiment, the light emitting end of the light guide member may be fixed on the top surface of the moving plate through the light guide channel, so that the light emitted by the operation indicator lamp of the reading head of the worker may be observed.

In one embodiment, the light guide member is an optical fiber light guide tube.

In the above embodiments, the light may be transmitted by the light transmission action of the optical fiber in the optical fiber light pipe.

In one embodiment, the running indicator light is located inside the reading head, and the light guide member is arranged on the reading head in a penetrating manner.

In the above embodiment, not only the stability between the light guide member and the reading head can be enhanced, but also the light receiving effect of the light guide member on the light emitted by the running indicator lamp can be ensured.

In one embodiment, the linear module further comprises a fixing seat, the fixing seat is arranged on the moving plate, and the reading head and the light guide piece are arranged on the fixing seat.

In the above embodiment, the fixing base can be used for fixing the moving plate and the reading head, and fixing the reading head and the light guide member.

In one embodiment, the fixing base is provided with a positioning groove, and the reading head is positioned in the positioning groove and is abutted to the positioning groove.

In the above embodiment, the positioning groove can be used for positioning the reading head, so that the stability between the reading head and the fixing seat is enhanced, and the subsequent fixing operation of the reading head by using accessories such as screws is facilitated.

In one embodiment, the guide rail base comprises an outer frame and a base body, the base body is arranged in the outer frame, the moving plate is arranged on the base body in a sliding mode, and the grating ruler and the reading head are both arranged between the outer frame and the base body.

In the embodiment, the grating ruler and the reading head are arranged between the outer frame and the base body, so that the grating ruler and the reading head are shielded and protected.

In one embodiment, the grating ruler is arranged on the base body, and the reading head is arranged between the outer frame and the grating ruler.

In the above embodiment, the grating ruler is disposed on the base, and the reading head is located between the outer frame and the grating ruler, so that the reading head can detect the moving distance of the reading head relative to the grating ruler when the reading head moves along with the moving plate relative to the base, and further detect the moving condition of the moving plate in real time.

Drawings

FIG. 1 is a schematic diagram of a linear module according to some embodiments of the present disclosure;

FIG. 2 is a schematic diagram of a portion of the linear module shown in FIG. 1;

FIG. 3 is a schematic structural diagram of a light guide of a linear module according to some embodiments of the present disclosure;

FIG. 4 is a schematic diagram illustrating a structure between a light guide and a reading head according to some embodiments of the present disclosure;

FIG. 5 is a schematic diagram illustrating the structure between a light guide and a reading head and a fixing base according to some embodiments of the present disclosure.

Reference numerals:

1. a guide rail base;

11. an outer frame; 12. a base;

2. a moving plate;

21. a light guide channel;

3. a light guide;

31. a first light pipe; 32. a second light pipe;

33. a light inlet end;

34. a light outlet end;

4. a grating ruler;

5. a reading head;

6. a fixing seat;

61. a positioning groove;

7. a dustproof sealing plate;

8. a dustproof side plate.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The present utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the utility model, whereby the utility model is not limited to the specific embodiments disclosed below.

In the description of the present utility model, it should 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", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.

Referring to fig. 1 and 2, an embodiment of the present utility model provides a linear module, which includes a guide rail base 1, a moving plate 2, and a light guide 3. The guide rail base 1 is used for providing a moving platform for the moving plate 2, so that the moving plate 2 can move along the axial direction of the guide rail base 1 under the driving of the driving device. The movable plate 2 is used for providing a mounting platform for components requiring a displacement operation, so that the components can move along with the movable plate 2 after being mounted on the movable plate 2. A sensor for detecting displacement is arranged between the guide rail base 1 and the moving plate 2, and the light guide member 3 is arranged on the sensor so as to conduct light rays of an indicator lamp of the sensor, so that a worker can grasp the state of the sensor according to the color of the light rays. In this application, the sensor comprises a grating scale 4 and a reading head 5.

The guide rail base 1 is provided with a grating ruler 4. Specifically, the rail base 1 has a top surface, a bottom surface, and four side surfaces connecting the top surface and the bottom surface. The top surface and the bottom surface of guide rail base 1 are parallel, and grating chi 4 is attached on one of them side of guide rail base 1, and grating chi 4 and the top surface and the bottom surface of guide rail base 1 are perpendicular.

The movable plate 2 is connected with the guide rail base 1 in a sliding fit manner, and a reading head 5 matched with the grating ruler 4 is arranged on the movable plate 2.

Specifically, the bottom surface of the moving plate 2 is slidably coupled to the top surface of the rail base 1 such that the moving plate 2 can move in the axial direction of the rail base 1. The bottom surface of the movable plate 2 is provided with a reading head 5 matched with the grating ruler 4, and the orthographic projection of the reading head 5 on the guide rail base 1 is positioned on the grating ruler 4, so that the reading head 5 can be matched with the grating ruler 4 when moving along with the movable plate 2, and the moving distance of the movable plate 2 is detected in real time.

In addition, a driving device is arranged on the guide rail base 1 and is connected with the moving plate 2 to drive the moving plate 2 to move along the axial direction of the guide rail base 1. It will be appreciated that in the present application, the driving means may employ an electric push rod or other component for driving the moving plate 2 to move.

Referring to fig. 2 and 3, the light inlet end 33 of the light guide member 3 is disposed on the reading head 5 and faces the running indicator light of the reading head 5, and the opposite light outlet end 34 of the light guide member 3 is located outside the guide rail base 1 and the moving plate 2.

Specifically, the light guide 3 has two ends, namely, a light inlet end 33 and a light outlet end 34. The light inlet end 33 is arranged on the reading head 5, the light inlet end 33 is provided with a light inlet surface, and the light inlet surface faces to the running indicator lamp of the reading head 5, so that light rays emitted by the running indicator lamp can be emitted into the light guide piece 3 through the light inlet surface. The light emitting end 34 has a light emitting surface, and the light guiding member 3 can transmit the light inside to the light emitting surface, so that the light guiding member 3 can transmit the light emitted by the running indicator lamp of the reading head 5 to the outer sides of the guide rail base 1 and the moving plate 2.

And if the light rays emitted by the running indicator lamp are green, the normal running is indicated, and if the light rays are yellow and red, the abnormal running is indicated. The on-site operation personnel can observe the light indication in the first time, and then judge the abnormal situation fast and clearly, need not to dismantle quick-witted light change and observe.

Above-mentioned straight line module, the light conduction of the operation pilot lamp of accessible light guide 3 with reading head 5 to the outside of guide rail base 1 and movable plate 2 to make the staff can observe the light that the operation pilot lamp of reading head 5 sent in the very first time, with judge the operating condition of reading head 5, need not to dismantle the part and can judge whether there is the trouble between grating chi 4 and reading head 5, and then save the time of carrying out the investigation to the trouble position when the module maintenance.

Referring to fig. 2 and 3, in one embodiment, the light emitting end 34 of the light guide 3 is disposed on the moving plate 2. The light emitting end 34 of the light guide member 3 is positioned by the moving plate 2, so that the stability of the light guide member 3 is ensured, and the light guide member 3 is not influenced to move along with the reading head 5 and the moving plate 2.

Specifically, the top surface of the moving plate 2 is provided with a light guide channel 21, and the light emitting end 34 of the light guide 3 is fixed in the light guide channel 21. The light-emitting end 34 of the light guide member 3 can be fixed on the top surface of the movable plate 2 through the light guide channel 21 so as to observe the light emitted by the running indicator lamp of the staff reading head 5.

More specifically, the light guide channel 21 is perpendicular to the axial direction of the rail base 1, and the inner diameter of the light guide channel 21 is larger than the outer diameter of the light guide 3, so that the light guide 3 is placed in the light guide channel 21. In the present application, the inner diameter of the light guide channel 21 is 4mm. The light emitting end 34 of the light guide member 3 is located in the light guide channel 21 and is fixed by glue to prevent falling in the middle.

In one embodiment, the light guide 3 is made of a flexible material. The light guide 3 can be deformed by the softness of the flexible material, so that the light emitting end 34 can be fixed at different positions according to the requirements.

Specifically, the light guide 3 is an optical fiber light guide. The light can be conducted by utilizing the light conduction function of the optical fiber in the optical fiber light guide tube.

Referring to fig. 3, more specifically, the light guide 3 includes a first light guide 31 and a second light guide 32 connected to each other perpendicularly. The first light pipe 31 is parallel to the axial direction of the guide rail base 1, and the light inlet end 33 is positioned on the first light pipe 31. The second light pipe 32 is perpendicular to the axial direction of the guide rail base 1, and the light emitting end 34 is located on the second light pipe 32.

Referring to fig. 4, in one embodiment, the running indicator light is located inside the reading head 5, and the light guide 3 is disposed on the reading head 5. Through wearing the light guide 3 on the reading head 5, not only can the stability between the light guide 3 and the reading head 5 be enhanced, but also the light receiving effect of the light guide 3 on the light rays emitted by the running indicator lamp can be ensured.

Specifically, the reading head 5 is composed of a casing, an operation indicator lamp, a converging lens, a photoelectric element and the like, and the operation indicator lamp, the converging lens, the photoelectric element and the like are all arranged in the casing. The light guide piece 3 is arranged on the shell in a penetrating way, and the light inlet surface is positioned in the shell and faces the running indicator lamp.

More specifically, the light inlet surface abuts against the running indicator lamp, so as to ensure the receiving effect of the light guide member 3 on the light emitted by the running indicator lamp.

Referring to fig. 2 and 5, in one embodiment, the linear module further includes a fixing base 6, the fixing base 6 is disposed on the moving plate 2, and the reading head 5 and the light guide 3 are both disposed on the fixing base 6. The fixing seat 6 can be used for fixing the moving plate 2 and the reading head 5 and fixing the reading head 5 and the light guide piece 3.

Specifically, the fixed seat 6 is provided on the bottom surface of the moving plate 2 by a fitting such as a bolt. The reading head 5 is arranged on the fixed seat 6 and is positioned between the fixed seat 6 and the movable plate 2, so that the fixed seat 6 and the movable plate 2 can respectively shield and protect the two sides of the reading head 5. The light guide 3 is arranged on the fixing seat 6 in a penetrating way, so that the light guide 3 can be reinforced through the fixing seat 6.

Referring to fig. 5, in one embodiment, the fixing base 6 is provided with a positioning slot 61, and the reading head 5 is located in the positioning slot 61 and abuts against the positioning slot 61. The positioning groove 61 can be used for positioning the reading head 5, so that the stability between the reading head 5 and the fixing seat 6 is enhanced, and the subsequent fixing operation of the reading head 5 by using accessories such as screws is facilitated.

Specifically, the positioning groove 61 is opened on the side surface of the fixing base 6 near the guide rail base 1, and extends a certain distance to the inside of the fixing base 6. Part of the reading head 5 is arranged in the positioning groove 61, and the top surface of the reading head 5 is abutted against the top surface of the positioning groove 61. The fixing seat 6 is provided with a through hole for the bolt to pass through, and the through hole is communicated with the positioning groove 61. The bolts can fix the fixing seat 6 and the reading head 5 through the through holes.

Referring to fig. 1 and 2, in one embodiment, the guide rail base 1 includes an outer frame 11 and a base 12, the base 12 is disposed inside the outer frame 11, the moving plate 2 is slidably disposed on the base 12, and the grating ruler 4 and the reading head 5 are both disposed between the outer frame 11 and the base 12. The grating ruler 4 and the reading head 5 are arranged between the outer frame 11 and the base 12, so that the grating ruler 4 and the reading head 5 are shielded and protected.

Specifically, the outer frame 11 has an inner left side surface, an inner right side surface, an inner front side surface, and an inner rear side surface which are connected to each other in pairs. The inner left side surface and the inner right side surface are parallel to each other, the inner front side surface and the inner rear side surface are parallel to each other, and the inner left side surface and the inner right side surface are perpendicular to the inner front side surface and the inner rear side surface. The two axial sides of the base 12 are respectively connected with the inner left side surface and the inner right side surface of the outer frame 11, a gap exists between the inner front side surface and the inner rear side surface of the outer frame 11 and the base 12, and the grating ruler 4 and the reading head 5 are positioned in the gap.

The top surface of the base body 12 is provided with a chute structure, the bottom surface of the movable plate 2 is provided with a matched sliding block, and the movable plate 2 is connected with the chute structure on the base body 12 in a sliding fit manner through the sliding block.

In one embodiment, the grating scale 4 is disposed on the base 12, and the reading head 5 is disposed between the outer frame 11 and the grating scale 4. By arranging the grating ruler 4 on the seat body 12 and positioning the reading head 5 between the outer frame 11 and the grating ruler 4, the moving distance of the reading head 5 relative to the grating ruler 4 can be detected when the reading head 5 moves along with the moving plate 2 relative to the seat body 12, and then the moving condition of the moving plate 2 can be detected in real time.

Specifically, the grating scale 4 is provided on the housing 12 and is parallel to the axial direction of the housing 12. The reading head 5 is provided on the bottom surface of the moving plate 2 and is located between the outer frame 11 and the grating scale 4. When the moving plate 2 moves relative to the base 12, the reading head 5 moves between the outer frame 11 and the grating scale 4,

the movable plate 2 is provided with a dust seal plate 7, and the bottom surface of the dust seal plate 7 abuts against the top surface of the outer frame 11. The stability between the movable plate 2 and the outer frame 11 is enhanced by the dustproof sealing plate 7. Be equipped with dustproof curb plate 8 on the bottom surface of dustproof shrouding 7, and dustproof curb plate 8 is located between frame 11 and the reading head 5 to improve the shielding protection effect to the reading head 5.

The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims (10)

1. A linear module, comprising:

the device comprises a guide rail base (1), wherein a grating ruler (4) is arranged on the guide rail base (1);

the movable plate (2), the movable plate (2) is connected with the guide rail base (1) in a sliding fit manner, and a reading head (5) matched with the grating ruler (4) is arranged on the movable plate (2);

the light guide piece (3), the light inlet end (33) of light guide piece (3) is provided on reading head (5), and towards the operation pilot lamp of reading head (5), the light outlet end (34) that light guide piece (3) is relative is located guide rail base (1) with the outside of movable plate (2).

2. The linear module according to claim 1, wherein the light emitting end (34) of the light guide (3) is arranged on the moving plate (2) in a penetrating manner.

3. The linear module according to claim 2, wherein a light guide channel (21) is provided on the top surface of the moving plate (2), and the light emitting end (34) of the light guide member (3) is fixed in the light guide channel (21).

4. The linear module according to claim 1, wherein the light guide (3) is made of a flexible material.

5. The linear module according to claim 1, wherein the light guide (3) is an optical fiber light guide.

6. The linear module according to claim 1, characterized in that the running indicator light is located inside the reading head (5), and the light guide (3) is arranged on the reading head (5) in a penetrating manner.

7. The linear module according to claim 1, further comprising a fixing base (6), wherein the fixing base (6) is disposed on the moving plate (2), and the reading head (5) and the light guide (3) are both disposed on the fixing base (6).

8. The linear module according to claim 7, characterized in that the fixing seat (6) is provided with a positioning groove (61), and the reading head (5) is positioned in the positioning groove (61) and is abutted with the positioning groove (61).

9. The linear module according to claim 1, wherein the guide rail base (1) comprises an outer frame (11) and a base body (12), the base body (12) is arranged inside the outer frame (11), the moving plate (2) is slidably arranged on the base body (12), and the grating ruler (4) and the reading head (5) are both positioned between the outer frame (11) and the base body (12).

10. A rectilinear module according to claim 9, characterized in that the grating ruler (4) is arranged on the base (12), the reading head (5) being arranged between the outer frame (11) and the grating ruler (4).

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