Linear motor positioning system

Abstract

The utility model belongs to the technical field of linear motors, and particularly relates to a linear motor positioning system which comprises a base, a linear motor, an encoder and a guide rail assembly, the linear motor is arranged on one side of the guide rail assembly, the linear motor and the guide rail assembly are both connected to the base, and the encoder is connected to the linear motor. The guide rail assembly comprises a guide rail, a sliding block and a sliding seat, the guide rail is connected to the base, the sliding seat is connected with the sliding block and the linear motor, the encoder is arranged on one side of the sliding seat, the linear motor drives the sliding seat to move along the guide rail, and the encoder detects the position of the sliding seat. According to the linear motor positioning system provided by the utility model, the linear motor drives the sliding seat to move along the guide rail, the encoder detects the position of the sliding seat, and the linear motor positioning system provided by the invention is reasonable in structure, fewer in parts, smaller in size, smaller in mass and more compact in structure, so that the linear motor positioning system is simpler and more convenient to produce, more time-saving and labor-saving, and lower in production cost; and the maintenance is more convenient.

Description

Technical Field

[0001] The utility model belongs to the technical field of linear motors, and in particular relates to a linear motor positioning system. Background Art

[0002] Linear motors are widely used to convert electrical energy directly into mechanical energy of linear motion. Existing linear motor positioning systems have complex structures, many parts, large size, high mass, and not compact enough structures. Therefore, production is complex, time-consuming, labor-intensive, and costly, and maintenance is inconvenient. Utility Model Content

[0003] The purpose of the utility model is to provide a linear motor positioning system, aiming to solve the technical problems of the linear motor positioning system in the prior art, such as complex structure, relatively many parts, large size, large mass, and not compact structure, which leads to complex production, time-consuming and labor-intensive, high production cost, and inconvenient maintenance.

[0004] To achieve the above-mentioned purpose, the linear motor positioning system provided by the embodiment of the utility model comprises a base, a linear motor, an encoder and a guide rail assembly, wherein the linear motor is arranged on one side of the guide rail assembly, the linear motor and the guide rail assembly are both connected to the base, and the encoder is connected to the linear motor;

[0005] The guide rail assembly includes a guide rail, a slider and a slide seat, the guide rail is connected to the base, the slide seat is respectively connected to the slider and the linear motor, the encoder is arranged on one side of the slide seat, the linear motor drives the slide seat to move along the guide rail, and the encoder detects the position of the slide seat.

[0006] As an optional solution of the utility model, two sliding blocks are provided, the two sliding blocks are spaced apart and are both slidably connected to the guide rail.

[0007] As an optional solution of the present invention, two guide rail assemblies are provided, the two guide rail assemblies are arranged in parallel and opposite to each other, and are both connected to the slide seat, and the slide seat is respectively connected to the two guide rail assemblies.

[0008] As an optional solution of the utility model, a travel limit block is provided on the base, and two travel limit blocks are provided, one of the travel limit blocks is fixedly connected to one end of the base, and the other travel limit block is fixedly connected to the other end of the base, and the two travel limit blocks are both arranged between the guide rail assemblies.

[0009] As an optional solution of the present invention, a top plate is provided on the top of the base, and the top plate is fixedly connected to the base.

[0010] As an optional solution of the present invention, an end plate is provided at the end of the base, and the end plate is fixedly connected to the base.

[0011] The above one or more technical solutions in the linear motor positioning system provided by the embodiment of the utility model have at least one of the following technical effects:

[0012] The linear motor positioning system provided in the present application includes a base, a linear motor, an encoder and a guide rail assembly. The guide rail assembly includes a guide rail, a slider and a slide. The linear motor drives the slide to move along the guide rail, and the encoder detects the position of the slide. The linear motor positioning system provided in the present application has a reasonable structure, fewer parts, a smaller size, a smaller mass, and a more compact structure. Therefore, it is easier to produce, saves time and effort, has lower production costs, and is more convenient to maintain. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0014] Figure 1 A schematic structural diagram of a linear motor positioning system provided in an embodiment of the utility model.

[0015] Figure 2 A schematic diagram of the structure of the linear motor positioning system provided in an embodiment of the utility model with the top plate omitted.

[0016] Figure 3 An exploded diagram of a linear motor positioning system provided in an embodiment of the utility model.

[0017] Among them, the reference numerals in the figure are:

[0018] 1. Base; 2. Linear motor; 3. Encoder; 4. Guide rail assembly;

[0019] 11. Travel limit block; 12. Top plate; 13. End plate;

[0020] 41. Guide rail; 42. Slider; 43. Slide seat. DETAILED DESCRIPTION

[0021] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the embodiments of the present invention, and should not be construed as limiting the present invention.

[0022] In the description of the embodiments of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the embodiments of the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0023] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the embodiments of the present utility model, the meaning of "multiple" is two or more, unless otherwise clearly and specifically defined.

[0024] In the embodiments of the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the embodiments of the present invention can be understood according to specific circumstances.

[0025] In one embodiment of the present invention, Figures 1 to 3As shown, a linear motor positioning system is provided, including a base 1, a linear motor 2, an encoder 3 and a guide rail assembly 4. The linear motor 2 is arranged on one side of the guide rail assembly 4, and the linear motor 2 and the guide rail assembly 4 are both connected to the base 1, and the encoder 3 is fixedly connected to the linear motor 2. The guide rail assembly 4 includes a guide rail 41, a slider 42 and a slide 43, and the guide rail 41 is fixedly connected to the base 1. The slide 43 is fixedly connected to the slider 42 and the linear motor 2, respectively. The encoder 3 is arranged on one side of the slide 43. The linear motor 2 drives the slide 43 to move, and the slide 43 moves along the guide rail 41 through the slider 42, and the encoder 3 detects the position of the slide 43. When the slide 43 moves, the photoelectric sensor on the encoder 3 will sense the light emitted by the light source, and the position change of the slide 43 will cause the degree of light blocking to change. The photoelectric sensor will generate different electrical signals according to the light blocking situation. By analyzing and calculating the output signal, the position of the slide 43 can be determined, thereby achieving precise positioning. The linear motor positioning system provided in the present application, the linear motor 2 drives the slide 43 to move along the guide rail 41, and the encoder 3 detects the position of the slide 43. The linear motor positioning system provided in the present application has a reasonable structure, fewer parts, smaller size, smaller mass, and more compact structure. Therefore, it is easier to produce, saves time and effort, has lower production costs, and is more convenient to maintain.

[0026] In another embodiment of the utility model, the linear motor positioning system is provided with two sliders 42, which are spaced apart and slidably connected to the guide rail 41. Further, the linear motor positioning system is provided with two guide rail assemblies 4, which are arranged in parallel and opposite to each other and are both connected to the slide 43, which is respectively connected to the two guide rail assemblies 4, so that the slide 43 is more stable when moving.

[0027] In another embodiment of the utility model, a travel limit block 11 is provided on the base 1 of the linear motor positioning system, and two travel limit blocks 11 are provided, one of which is fixedly connected to one end of the base 1, and the other is fixedly connected to the other end of the base 1, and the two travel limit blocks 11 are both provided between the guide rail assemblies 4. The travel limit block 11 has a travel limit function, and is used to limit the travel of the slide 43 when the slide 43 moves.

[0028] In another embodiment of the utility model, a top plate 12 is provided on the top of the base 1 of the linear motor positioning system, and the top plate 12 is fixedly connected to the base 1. Further, an end plate 13 is provided at the end of the base 1 of the linear motor positioning system, and the end plate 13 is fixedly connected to the base 1. The top plate 12 and the end plate 13 have a protective effect on the guide rail assembly 4.

[0029] The linear motor positioning system provided in the present application, the linear motor 2 drives the slide 43 to move along the guide rail 41, and the encoder 3 detects the position of the slide 43. The linear motor positioning system provided in the present application has a reasonable structure, fewer parts, smaller size, smaller mass, and more compact structure. Therefore, it is easier to produce, saves time and effort, has lower production costs, and is more convenient to maintain.

[0030] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A linear motor positioning system, characterized in that: It includes a base, a linear motor, an encoder and a guide rail assembly, wherein the linear motor is arranged on one side of the guide rail assembly, the linear motor and the guide rail assembly are both connected to the base, and the encoder is connected to the linear motor; The guide rail assembly includes a guide rail, a slider and a slide seat, the guide rail is connected to the base, the slide seat is respectively connected to the slider and the linear motor, the encoder is arranged on one side of the slide seat, the linear motor drives the slide seat to move along the guide rail, and the encoder detects the position of the slide seat.

2. A linear motor positioning system according to claim 1, characterized in that: The two sliding blocks are provided with two, the two sliding blocks are provided separately, and both are slidably connected to the guide rail.

3. A linear motor positioning system according to claim 1, characterized in that: The guide rail components are provided with two, the two guide rail components are arranged in parallel and opposite to each other, and are both connected to the slide seat, and the slide seat is respectively connected to the two guide rail components.

4. A linear motor positioning system according to claim 1, characterized in that: The base is provided with a travel limit block, and two travel limit blocks are provided, one of which is fixedly connected to one end of the base, and the other travel limit block is fixedly connected to the other end of the base, and the two travel limit blocks are both arranged between the guide rail assemblies.

5. A linear motor positioning system according to claim 1, characterized in that: A top plate is provided on the top of the base, and the top plate is fixedly connected to the base.

6. A linear motor positioning system according to claim 1, characterized in that: An end plate is provided at the end of the base, and the end plate is fixedly connected to the base.

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