CN221764508U - Self-generating absolute value gear encoder - Google Patents

Abstract

The application discloses a self-generating absolute value gear encoder which comprises a bracket main body and a circuit board, wherein an accommodating groove is formed in the bracket main body, the circuit board covers the accommodating groove, an installing seat, an input shaft, a power supply assembly, a gear assembly and a magnetic assembly are arranged in the accommodating groove, the input shaft penetrates through the installing seat, the gear assembly comprises an input gear, a driving gear and a plurality of driven gears, the power supply assembly is arranged on the driving gear, the driving gear and the driven gears encircle the input gear, the driving gear and the driven gears are meshed with each other, the magnetic assembly comprises a plurality of magnets, and the magnets are arranged corresponding to the input gear and the driven gears; one end of the circuit board, which is close to the gear assembly, is provided with a position sensor in one-to-one correspondence with the magnets, and the other end of the circuit board is provided with a main chip and a Bluetooth chip, wherein the main chip is electrically connected with the Bluetooth chip; namely, through the self-generating technology and the wireless communication technology, the use problem of the traditional encoder caused by the wire harness of the traditional encoder is eliminated.

Description

Self-generating absolute value gear encoder

Technical Field

The utility model relates to the technical field of absolute value encoders, in particular to a self-generating absolute value gear encoder.

Background

The absolute value encoder means that all positions in the range of the encoder are determined in the encoder in an absolute mode after the encoding is generated, each position is independent and unique, each data reading in the encoder and each data reading outside the encoder are independent of the previous data reading, and no accumulation calculation of a count and the previous reading exists in the encoder or outside the encoder, namely the absolute value encoder means that the encoding position corresponds to the absolute of all positions in the range, and independent and unique absolute encoding is realized independent of accumulation of the count in the encoder and the outside.

The traditional absolute value encoder has two forms, namely a software absolute value encoder which is provided with a battery and needs to replace the battery, and an absolute value encoder of gear carry or gear combination; however, the traditional structure needs to replace the battery, which is troublesome to operate; only wired connection is possible, and in some cases, line winding can be generated, so that the service life is influenced, the use scene is limited, and the application range is reduced.

Disclosure of utility model

The application provides a self-generating absolute value gear encoder, which aims to solve the technical problems that the conventional absolute value encoder is frequently operated for replacing a battery and can only be connected in a wired mode and has limited use scenes.

In order to achieve the above purpose, the technical scheme adopted by the application is as follows: the utility model provides a from power generation absolute value gear encoder, includes support main part and circuit board, offer the holding tank in the support main part, the circuit board lid closes the holding tank, be provided with mount pad, input shaft, power supply module, gear assembly and magnetic assembly in the holding tank, the input shaft wears to establish the mount pad, gear assembly includes input gear, driving gear and a plurality of driven gear, power supply module sets up on the driving gear, driving gear with the driven gear all encircles input gear, intermesh between input gear, driving gear and the driven gear, magnetic assembly includes a plurality of magnet, magnet corresponds input gear with the driven gear sets up; the one end that the circuit board is close to gear assembly one-to-one the magnet is provided with position sensor, and the other end is provided with main chip and bluetooth chip, main chip with bluetooth chip electric connection.

As one of the optimized embodiments of the utility model, the input gear drives the driving gear through the power supply assembly and drives the driven gear through the magnet.

As one of the preferred embodiments of the present utility model, the rotation angle of the magnet ranges from 0 ° to 360 °.

As one of the preferred embodiments of the present utility model, the gear speed between the driving gear and the driven gear is stepwise decreased.

As one of the preferred embodiments of the present utility model, the power supply assembly includes a generator provided on the driving gear, a generator connection line, and a lithium battery provided on the circuit board, the generator and the lithium battery being in communication through the generator connection line.

As one of the optimized embodiments of the utility model, the edge of the circuit board is provided with a clamping structure, the bracket main body is provided with a bayonet corresponding to the clamping structure, and the circuit board is clamped with the bayonet through the clamping structure to cover the accommodating groove.

Compared with the prior art, the utility model has the beneficial effects that: according to the technical scheme, the power supply assembly is powered by the rotation of the input shaft, so that the self-power-generation absolute value gear encoder is automatically powered, the dependence on an external power supply is reduced, the battery is not required to be replaced frequently, the operation is simple, and the flexibility and the adaptability of the equipment are improved; the driving gear and the driven gear are meshed with each other, so that the rotation of the input shaft can be accurately transmitted to the magnetic assembly, and the position sensor can accurately sense the rotation position of the input shaft; in addition, the self-generating absolute value gear encoder adopts an absolute value measurement mode, namely, in one circle of rotation of the input shaft, the position sensor can output a plurality of unique signal values, so that the generation of accumulated errors is avoided, and the reliability and the accuracy of measurement are improved; the main chip and the Bluetooth chip are integrated, and the measurement data can be transmitted to an upper computer or mobile equipment in a wireless manner through the Bluetooth technology, so that the data processing, analysis and remote monitoring are facilitated, the working state of the encoder can be monitored and adjusted in real time by the main chip, and the intelligent level of the encoder is improved; the use problem of the traditional encoder caused by the wiring harness of the encoder is eliminated through the self-generating technology and the wireless communication technology, and the energy-saving and emission-reducing environment-friendly concept is met by adopting the self-generating technology.

Drawings

In order to more clearly illustrate the embodiments of the application or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the application, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.

Fig. 1 is a schematic diagram of a self-generating absolute value gear encoder according to a first embodiment of the present utility model.

Fig. 2 is a top view of a self-generating absolute value gear encoder provided by a first embodiment of the present utility model.

Fig. 3 is a bottom view of a circuit board of the self-generating absolute value gear encoder according to the first embodiment of the present utility model.

Fig. 4 is a top view of a circuit board-less self-generating absolute value gear encoder provided by a first embodiment of the present utility model.

Fig. 5 is a schematic diagram of a circuit board-less structure of a self-generating absolute value gear encoder according to a first embodiment of the present utility model.

In the figure:

1. A self-generating absolute value gear encoder;

10. A holder main body; 11. a circuit board; 100. a receiving groove; 101. a mounting base; 102. an input shaft; 103. a power supply assembly; 104. a gear assembly; 105. a magnetic assembly; 106. a bayonet; 110. a position sensor; 111. a main chip; 112. a Bluetooth chip; 113. a clamping structure; 1030. a generator; 1031. a generator connecting wire; 1032. a lithium battery; 1040. an input gear; 1041. a drive gear; 1042. a driven gear; 1051. and (3) a magnet.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present application more apparent, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments of the present application. The components of the embodiments of the present application generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the application, as presented in the figures, is not intended to limit the scope of the application, as claimed, but is merely representative of selected embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present application, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate an azimuth or a positional relationship based on that shown in the drawings, or an azimuth or a positional relationship in which a product of the application is conventionally put in use, it is merely for convenience of describing the present application and simplifying the description, and it is not indicated or implied that the referred device or element must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," and the like in the description of the present application, if any, are used for distinguishing between the descriptions and not necessarily for indicating or implying a relative importance.

Furthermore, the terms "horizontal," "vertical," and the like in the description of the present application, if any, do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present application, it should also be noted that, unless explicitly stated and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present application will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-4, a self-generating absolute value gear encoder 1 provided in a first embodiment of the present utility model includes a bracket body 10 and a circuit board 11, wherein a receiving groove 100 is formed in the bracket body 10, the circuit board 11 covers the receiving groove 100, a mounting seat 101, an input shaft 102, a power supply assembly 103, a gear assembly 104 and a magnetic assembly 105 are disposed in the receiving groove 100, the input shaft 102 passes through the mounting seat 101, the gear assembly 104 includes an input gear 1040, a driving gear 1041 and a plurality of driven gears 1042, the power supply assembly 103 is disposed on the driving gear 1041, the driving gear 1041 and the driven gears 1042 are all meshed with each other around the input gear 1040, the driving gear 1041 and the driven gears 1042, the magnetic assembly 105 includes a plurality of magnets 1051, and the magnets 1051 are disposed corresponding to the input gear 1040 and the driven gears 1042; the circuit board 11 is provided with position sensor 110 near one end of gear assembly 104 one-to-one magnet 1051, and the other end is provided with main chip 111 and bluetooth chip 112, and main chip 111 and bluetooth chip 112 electric connection.

As an alternative embodiment, the main chip 111 is used for managing the operation of the entire self-generating absolute value gear encoder 1, and is generally composed of a plurality of functional units such as a CPU, a memory controller, an input-output controller, and a timer; bluetooth chip 112 refers to a chip basic circuit set integrating Bluetooth functions for wireless network communication; namely, the data read from the power generation absolute value gear encoder 1 is read in real time through the main chip 111, and then transmitted to the outside through the Bluetooth chip 112, so that the wireless connection of the power generation absolute value gear encoder 1 is realized.

Further, the input gear 1040 drives the driving gear 1041 via the power supply assembly 103, and drives the driven gear 1042 via the magnet 1051.

As can be appreciated, in the technical scheme of the application, the power supply assembly 103 is provided with power through the rotation of the input shaft 102, so that the self-power-generation absolute value gear encoder 1 is automatically powered, the dependence on an external power supply is reduced, the battery is not required to be replaced frequently, the operation is simple, and the flexibility and the adaptability of the equipment are improved; the intermeshing of the drive gear 1041 and the driven gear 1042 enables rotation of the input shaft 102 to be accurately transferred to the magnetic assembly 105 so that the position sensor 110 can accurately sense the rotational position of the input shaft 102; in addition, the self-generating absolute value gear encoder 1 adopts an absolute value measurement mode, namely, in one circle of rotation of the input shaft 102, the position sensor 110 can output a plurality of unique signal values, so that the generation of accumulated errors is avoided, and the reliability and the accuracy of measurement are improved; the main chip 111 and the Bluetooth chip 112 are integrated, and the measurement data can be transmitted to an upper computer or mobile equipment in a wireless manner through the Bluetooth technology, so that the processing, analysis and remote monitoring of the data are facilitated, the working state of the encoder can be monitored and adjusted in real time by the main chip 111, and the intelligent level of the encoder is improved; the use problem of the traditional encoder caused by the wiring harness of the encoder is eliminated through the self-generating technology and the wireless communication technology, and the energy-saving and emission-reducing environment-friendly concept is met by adopting the self-generating technology.

Further, the rotation angle of the magnet 1051 ranges from 0 ° to 360 °, which enables the magnet 1051 to perform an omni-directional rotational movement, which is advantageous for improving flexibility and stability thereof, and enabling it to maintain efficient operation under a variety of different operating conditions.

Further, the gear speed between the driving gear 1041 and the driven gear 1042 decreases stepwise; it may be noted that the rotation speed of the driving gear 1041 is transferred to the driven gear 1042 step by step, this arrangement relatively reduces the rotation speed of the driven gear 1042, the step-by-step decreasing relationship of the speed ensures the stability and reliability of the gear assembly 104, avoids the mechanical abrasion and heating problems caused by the excessive rotation speed, and the arrangement can ensure the reading time of the position sensor 110 and ensure the accuracy of the absolute position reading of the position sensor 110.

Further, the power supply assembly 103 includes a generator 1030, a generator connection line 1031, and a lithium battery 1032, the generator 1030 is disposed on the driving gear 1041, the lithium battery 1032 is disposed on the circuit board 11, and the generator 1030 is communicated with the lithium battery 1032 through the generator connection line 1031; i.e. the cooperation between the generator 1030 and the lithium battery 1032, which are connected by a generator connection line 1031, a stable power supply is ensured.

As an alternative embodiment, the lithium battery 1032 has electric energy in the initial stage, so that the self-generating absolute value gear encoder 1 can be ensured to work normally; in addition, if the lithium battery 1032 is exhausted, once the input shaft 102 is rotated, electric energy can be generated to enable the self-generating absolute value gear encoder 1 to work normally, and then the absolute position of hardware is realized through the carrying of the gear assembly 104, so that the problem of position loss is prevented.

To illustrate, the specific working principle of this embodiment is that the input shaft 102 is connected to the absolute position to be measured, the input shaft 102 is connected to the input gear 1040, the input gear 1040 is connected to the driving gear 1041, the driving gear 1041 is further decelerated step by the other driven gears 1042, each step of deceleration is followed by a magnet 1051, and the position sensor 110 reads the absolute position of each corresponding magnet 1051, so as to convert the absolute position of the input shaft 102; and the generator 1030 is sleeved on the driving gear 1041, the input shaft 102 rotates to drive the generator 1030 to rotate so as to generate electric energy, the electric energy is transmitted to the lithium battery 1032 through the generator connecting wire 1031, the lithium battery 1032 supplies power to each chip on the circuit board 11 so as to facilitate unfolding operation, wherein the position sensor 110 records the absolute position of the magnet 1051 rotating by 0-360 degrees, the main chip 111 reads the absolute position of each magnet 1051 in real time through the position sensor 110, and the electric energy is transmitted to the outside through the Bluetooth chip 112 so as to realize wireless connection of the self-generating absolute value gear encoder 1.

Referring to fig. 2 and 5, further, a clamping structure 113 is disposed at an edge of the circuit board 11, a bayonet 106 is disposed on the bracket body 10 corresponding to the clamping structure 113, and the circuit board 11 is clamped to the bayonet 106 by the clamping structure 113 to cover the accommodating groove 100.

By way of illustration, various electronic components are carried on the circuit board 11 for signal transmission and processing, and the circuit board 11 can be stably mounted on the bracket body 10 by the engagement of the engagement structure 113 with the bayonet 106, so that the stability of the apparatus is ensured.

The above description is only of the preferred embodiments of the present application and is not intended to limit the present application, but various modifications and variations can be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims (6)

1. A self-generating absolute value gear encoder, characterized by: the power supply assembly comprises a support main body and a circuit board, wherein an accommodating groove is formed in the support main body, the accommodating groove is covered by the circuit board, an installing seat, an input shaft, a power supply assembly, a gear assembly and a magnetic assembly are arranged in the accommodating groove, the input shaft penetrates through the installing seat, the gear assembly comprises an input gear, a driving gear and a plurality of driven gears, the power supply assembly is arranged on the driving gear, the driving gear and the driven gears encircle the input gear, the driving gear and the driven gears are meshed with each other, the magnetic assembly comprises a plurality of magnets, and the magnets correspond to the input gear and the driven gears;

The one end that the circuit board is close to gear assembly one-to-one the magnet is provided with position sensor, and the other end is provided with main chip and bluetooth chip, main chip with bluetooth chip electric connection.

2. The self-generating absolute value gear encoder of claim 1, wherein: the input gear drives the driving gear through the power supply assembly, and drives the driven gear through the magnet.

3. The self-generating absolute value gear encoder of claim 2, wherein: the rotation angle of the magnet ranges from 0 degrees to 360 degrees.

4. A self-generating absolute value gear encoder according to claim 3, wherein: the gear speed between the driving gear and the driven gear is gradually decreased.

5. The self-generating absolute value gear encoder of claim 1, wherein: the power supply assembly comprises a generator, a generator connecting wire and a lithium battery, wherein the generator is arranged on the driving gear, the lithium battery is arranged on the circuit board, and the generator is communicated with the lithium battery through the generator connecting wire.

6. The self-generating absolute value gear encoder of claim 1, wherein: the edge of circuit board is provided with the joint structure, correspond on the support main part the joint structure is provided with the bayonet socket, the circuit board passes through the joint structure with bayonet socket joint lid closes the holding tank.