Bus control stepping motor driver

Abstract

The utility model relates to the technical field of stepping motor drivers, and provides a bus control stepping motor driver, which comprises a shell and a control structure. According to the utility model, the control structure is arranged, the connecting end and the connecting port are electrically connected with the driver, and the general control circuit module can be directly inserted into the general driver, so that a plurality of modules can be controlled to move, the control is convenient, the synchronism is high, the number of controllers is reduced, and the cost is reduced; the operation control module is arranged to facilitate coordination and control of the whole system, and the sensor driving module is arranged to conveniently send data of a sensor connected with the connecting end and the connecting port to the operation control module. And the motor driving module is arranged to conveniently receive an instruction of the operation control module and control a stepping motor connected to an external interface.

Description

Technical Field

[0001] The utility model relates to the technical field of stepper motor drivers, in particular to a bus-controlled stepper motor driver. Background Art

[0002] A stepper motor driver is a power amplifier used to control a stepper motor. It receives signals from a controller and rotates the stepper motor to a corresponding angle. A bus-controlled stepper motor driver is an advanced stepper motor control device that integrates bus communication functions. By adding bus communication functions to traditional stepper drivers, the control method is more efficient and flexible. This type of driver can intelligently match different motors to maximize the performance of the motors.

[0003] To this end, the patent with publication number CN219893702U discloses a stepper motor driver, including a driver housing and a lining plate, the left side of the driver housing is fixedly connected to the right side of the lining plate, a connection port is provided in the middle of the back surface of the driver housing, a vent is provided in the middle of the top of the driver housing, the top of the driver housing is movably connected to a first housing, and both sides of the top of the inner cavity of the driver housing are movably connected to a second housing. The utility model relates to the technical field of stepper motors. The stepper motor driver can significantly improve the heat dissipation effect of the driver without significantly increasing the volume of the driver, and ensure that the driver can operate normally, so that even after large flow data of mechanical energy is processed, there is no need to worry about excessive heat energy accumulated inside, and the airflow is used to blow away the accumulated heat energy while extracting the heat energy, which significantly improves the heat dissipation effect, and the volume is very small, and does not occupy too much area of ​​the driver;

[0004] The stepper motor driver described above receives the controller through the connection port to control the operation of the motor during use, which is not convenient for bus control of multiple motors and requires connection of multiple controllers for joint work, resulting in low synchronization, complicated wiring and high cost. Utility Model Content

[0005] The utility model aims to provide a bus-controlled stepper motor driver, so as to solve the defect that the existing stepper motor driver is not convenient for bus control.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions: a bus-controlled stepper motor driver, comprising a housing and a control structure;

[0007] A control structure is arranged inside the housing, the control structure includes a driver, a master control circuit module, an operation control module, a sensor driver module and a motor driver module, and the driver is arranged inside the housing;

[0008] The driver is provided with a master control circuit module, an operation control module, a sensor drive module and a motor drive module in sequence;

[0009] A heat dissipation fan is arranged on the rear side of the shell, a connection terminal is arranged on the front side of the shell, and a connection port is arranged on one side of the connection terminal.

[0010] Preferably, the shell includes a mounting plate, mounting holes, heat dissipation grooves, a dustproof net, ventilation holes, a drying structure, a buffer plate, a guide rod and a buffer structure. The mounting plate is fixed to both sides of the bottom of the shell, the inside of the mounting plate is evenly provided with mounting holes, both sides of the shell are provided with heat dissipation grooves, a dustproof net is installed on one side inside the heat dissipation grooves, the top of the shell is evenly provided with ventilation holes, the top of the shell is provided with a drying structure, the bottom of the shell is provided with a buffer plate, the edge positions inside the buffer plate are provided with guide rods, and the bottom end of the buffer plate is provided with a buffer structure.

[0011] Preferably, the drying structure comprises a slide rail, a drying plate and a drying strip, the slide rails are arranged at the top end of the shell, the interior of the slide rail is provided with a drying plate, and the bottom end of the drying plate is evenly provided with drying strips.

[0012] Preferably, two groups of slide rails are provided, the slide rails are symmetrically distributed at the top end of the shell, the drying plate is slidably connected to the slide rails, and several groups of drying strips are provided, and the drying strips are evenly spaced at the bottom end of the drying plate.

[0013] Preferably, the buffer structure includes a fixed groove, a first slider, a first movable rod, a sliding groove, a second slider, a second movable rod, a third movable rod, a movable plate and a buffer spring, the fixed groove is fixed at the edge position of the bottom end of the buffer plate, the fixed groove is provided with a first slider inside, the first slider is fixed to one side of the first slider, a sliding groove is provided on one side of the fixed groove at the bottom end of the buffer plate, the sliding groove is provided with a second slider inside, the second slider is fixed to one end of the second slider, the first movable rod is hinged to one end of the first movable rod, the third movable rod is hinged to one end of the third movable rod, and the top of the movable plate is evenly fixed with a buffer spring.

[0014] Preferably, four groups of fixing grooves are provided, and the fixing grooves are evenly spaced at the bottom end of the buffer plate. One end of the first movable rod passes through one side of the fixing groove and is hingedly connected to one end of the third movable rod. One end of the second movable rod is fixedly connected to one side of the first movable rod. The top end of the buffer spring is fixedly connected to the bottom end of the buffer plate.

[0015] Preferably, a single chip microcomputer is provided inside the driver, the output end of the driver is electrically connected to the input end of the master control circuit module, and the output end of the master control circuit module is electrically connected to the input ends of the operation control module, the sensor drive module and the motor drive module respectively.

[0016] The utility model provides a bus-controlled stepper motor driver, which has the advantages of:

[0017] By providing a drying structure, the drying plate is clamped inside the housing through a slide rail. The drying plate and the drying strip can absorb moisture in the air, thereby preventing the circuit components inside the driver from being damp and short-circuited, thereby causing safety accidents.

[0018] By providing a buffer structure, when the shell is vibrated, the buffer plate will move up and down outside the guide rod, and the buffer spring will achieve the effect of buffering and shock absorption. The force exerted by the buffer plate while moving downward drives the second movable rod to move, and the second movable rod drives the first movable rod to move. The two ends of the third movable rod are respectively hingedly connected to the first movable rod and one end of the movable plate, so that the first slider slides in the fixed groove, and the second slider slides in the slide groove, so that the buffer spring is compressed and the buffer plate is stably supported, thereby increasing the effect of buffering protection;

[0019] By setting up a control structure, it is electrically connected to the driver through the connecting terminal and the connecting port. By setting up a general control circuit module, it can be directly inserted into a universal driver, and can control the movement of multiple modules. The control is convenient and the synchronization is high. The number of controllers is saved and the cost is reduced. By setting up an operation control module, it is convenient to coordinate and control the entire system. By setting up a sensor drive module, it is convenient to send the sensor data connected to the connecting terminal and the connecting port to the operation control module. By setting up a motor drive module, it is convenient to receive the instructions of the operation control module and control the stepper motor connected to the external interface. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0021] Figure 2 It is a front view cross-sectional structural schematic diagram of the utility model;

[0022] Figure 3 For the utility model Figure 2 The enlarged structural diagram at A in the middle;

[0023] Figure 4 It is a side cross-sectional structural schematic diagram of the utility model;

[0024] Figure 5 It is a schematic diagram of the system framework structure of the utility model.

[0025] Explanation of the reference numerals in the figure: 1. Shell; 101. Mounting plate; 102. Mounting hole; 103. Heat dissipation slot; 104. Dustproof net; 105. Air vent; 106. Drying structure; 1061. Slide rail; 1062. Drying plate; 1063. Drying strip; 107. Buffer plate; 108. Guide rod; 109. Buffer structure; 1091. Fixed slot; 1092. First slider; 1093. First movable rod; 1094. Slide slot; 1095. Second slider; 1096. Second movable rod; 1097. Third movable rod; 1098. Movable plate; 1099. Buffer spring; 2. Control structure; 201. Driver; 202. Master control circuit module; 203. Operation control module; 204. Sensor drive module; 205. Motor drive module; 3. Cooling fan; 4. Connecting terminal; 5. Connecting port. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] See also Figure 1-5 The utility model provides a bus-controlled stepping motor driver, which includes a housing 1 and a control structure 2.

[0028] Reference Figure 1 , Figure 2 and Figure 4As shown, the housing 1 includes a mounting plate 101, a mounting hole 102, a heat dissipation slot 103, a dustproof net 104, a vent hole 105, a drying structure 106, a buffer plate 107, a guide rod 108 and a buffer structure 109. The mounting plate 101 is fixed to both sides of the bottom of the housing 1, and the mounting holes 102 are evenly arranged inside the mounting plate 101. Heat dissipation slots 103 are arranged on both sides of the housing 1, and a dustproof net 104 is installed on one side of the heat dissipation slot 103. The top of the housing 1 is evenly arranged with vent holes 105, and the top of the housing 1 is provided with a drying structure 106. The bottom of the housing 1 is provided with a buffer plate 107, and the edge position of the buffer plate 107 is Guide rods 108 are provided at each location, a buffer structure 109 is provided at the bottom end of the buffer plate 107, the drying structure 106 includes a slide rail 1061, a drying plate 1062 and a drying strip 1063, the slide rails 1061 are all provided at the top end inside the shell 1, a drying plate 1062 is provided inside the slide rail 1061, and drying strips 1063 are evenly provided at the bottom end of the drying plate 1062, two groups of slide rails 1061 are provided, and the slide rails 1061 are symmetrically distributed at the top end inside the shell 1, the drying plate 1062 is slidably connected to the slide rail 1061, and a plurality of groups of drying strips 1063 are provided, and the drying strips 1063 are evenly spaced at the bottom end of the drying plate 1062.

[0029] The drying plate 1062 is clamped in the housing 1 through the slide rail 1061. The drying plate 1062 and the drying strip 1063 can absorb moisture in the air to prevent the circuit elements inside the driver 201 from being damp and short-circuited, thereby preventing safety accidents.

[0030] Reference Figure 2-Figure 4As shown, the buffer structure 109 includes a fixed groove 1091, a first slider 1092, a first movable rod 1093, a slide groove 1094, a second slider 1095, a second movable rod 1096, a third movable rod 1097, a movable plate 1098 and a buffer spring 1099. The fixed groove 1091 is fixed to the edge of the bottom end of the buffer plate 107, the first slider 1092 is arranged inside the fixed groove 1091, the first movable rod 1093 is fixed to one side of the first slider 1092, the slide groove 1094 is arranged on one side of the fixed groove 1091 at the bottom end of the buffer plate 107, the second slider 1095 is arranged inside the slide groove 1094, and the second slider 1095 is arranged on the A second movable rod 1096 is fixed at one end, a third movable rod 1097 is hinged at one end of the first movable rod 1093, a movable plate 1098 is hinged at one end of the third movable rod 1097, a buffer spring 1099 is evenly fixed to the top of the movable plate 1098, four groups of fixing grooves 1091 are arranged, and the fixing grooves 1091 are evenly distributed at the bottom end of the buffer plate 107, one end of the first movable rod 1093 passes through one side of the fixing groove 1091 and is hingedly connected to one end of the third movable rod 1097, one end of the second movable rod 1096 is fixedly connected to one side of the first movable rod 1093, and the top of the buffer spring 1099 is fixedly connected to the bottom end of the buffer plate 107.

[0031] When the shell 1 is vibrated, the buffer plate 107 will move up and down outside the guide rod 108, and the buffer spring 1099 will achieve the effect of buffering and shock absorption. The force exerted by the buffer plate 107 while moving downward drives the second movable rod 1096 to move, and the second movable rod 1096 drives the first movable rod 1093 to move. The two ends of the third movable rod 1097 are respectively hingedly connected to the first movable rod 1093 and one end of the movable plate 1098, so that the first slider 1092 slides in the fixed groove 1091, and the second slider 1095 slides in the slide groove 1094, so that the buffer spring 1099 is compressed while providing stable support for the buffer plate 107, thereby increasing the buffering protection effect.

[0032] Reference Figure 1 , Figure 2 and Figure 5As shown, a control structure 2 is arranged inside the shell 1, and the control structure 2 includes a driver 201, a master control circuit module 202, an operation control module 203, a sensor drive module 204 and a motor drive module 205. The driver 201 is arranged inside the shell 1, and the master control circuit module 202, the operation control module 203, the sensor drive module 204 and the motor drive module 205 are arranged inside the driver 201 in sequence. A single-chip microcomputer is arranged inside the driver 201, and the output end of the driver 201 is electrically connected to the input end of the master control circuit module 202, and the output end of the master control circuit module 202 is electrically connected to the input ends of the operation control module 203, the sensor drive module 204 and the motor drive module 205 respectively. A cooling fan 3 is arranged on the rear side of the shell 1, and a connecting terminal 4 is arranged on the front side of the shell 1, and a connecting port 5 is arranged on one side of the connecting terminal 4.

[0033] It is electrically connected to the driver 201 through the connecting terminal 4 and the connecting port 5. By setting up the general control circuit module 202, it can be directly inserted into the universal driver 201, and can control the movement of multiple modules. The control is convenient and the synchronization is high. The number of controllers is saved and the cost is reduced. By setting up the operation control module 203, it is convenient to coordinate and control the entire system. By setting up the sensor drive module 204, it is convenient to send the sensor data connected to the connecting terminal 4 and the connecting port 5 to the operation control module 203. By setting up the motor drive module 205, it is convenient to receive the instructions of the operation control module 203 and control the stepper motor connected to the external interface.

[0034] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A bus-controlled stepper motor driver, comprising a housing (1) and a control structure (2); Features: A control structure (2) is arranged inside the housing (1), the control structure (2) comprising a driver (201), a master control circuit module (202), an operation control module (203), a sensor driver module (204) and a motor driver module (205), and the driver (201) is arranged inside the housing (1); The driver (201) is provided with a master control circuit module (202), an operation control module (203), a sensor drive module (204) and a motor drive module (205) in sequence; A heat dissipation fan (3) is arranged on the rear side of the shell (1), a connection terminal (4) is arranged on the front side of the shell (1), and a connection port (5) is arranged on one side of the connection terminal (4).

2. A bus-controlled stepper motor driver according to claim 1, characterized in that: The housing (1) comprises a mounting plate (101), mounting holes (102), heat dissipation grooves (103), a dust screen (104), air holes (105), a drying structure (106), a buffer plate (107), a guide rod (108) and a buffer structure (109); the mounting plate (101) is fixed to two sides of the bottom of the housing (1); the mounting holes (102) are evenly arranged inside the mounting plate (101); and the heat dissipation grooves (103) are arranged on both sides of the housing (1). 103), a dustproof net (104) is installed on one side of the heat dissipation groove (103), air holes (105) are evenly arranged at the top of the shell (1), a drying structure (106) is arranged at the top of the shell (1), a buffer plate (107) is arranged at the bottom of the shell (1), guide rods (108) are arranged at the edge positions of the buffer plate (107), and a buffer structure (109) is arranged at the bottom of the buffer plate (107).

3. A bus-controlled stepper motor driver according to claim 2, characterized in that: The drying structure (106) comprises a slide rail (1061), a drying plate (1062) and a drying strip (1063); the slide rail (1061) is arranged at the top end of the housing (1); the drying plate (1062) is arranged inside the slide rail (1061); and the drying strip (1063) is evenly arranged at the bottom end of the drying plate (1062).

4. A bus-controlled stepper motor driver according to claim 3, characterized in that: The slide rails (1061) are provided in two groups, and the slide rails (1061) are symmetrically distributed at the top end inside the shell (1); the drying plate (1062) is slidably connected to the slide rails (1061); and the drying strips (1063) are provided in a plurality of groups, and the drying strips (1063) are evenly distributed at the bottom end of the drying plate (1062).

5. A bus-controlled stepper motor driver according to claim 2, characterized in that: The buffer structure (109) comprises a fixed groove (1091), a first sliding block (1092), a first movable rod (1093), a sliding groove (1094), a second sliding block (1095), a second movable rod (1096), a third movable rod (1097), a movable plate (1098) and a buffer spring (1099); the fixed groove (1091) is fixed at an edge position of the bottom end of the buffer plate (107); a first sliding block (1092) is arranged inside the fixed groove (1091); a first movable rod (1093) is fixed on one side of the first sliding block (1092); A movable rod (1093), a sliding groove (1094) is arranged on one side of the fixed groove (1091) at the bottom end of the buffer plate (107), a second sliding block (1095) is arranged inside the sliding groove (1094), a second movable rod (1096) is fixed to one end of the second sliding block (1095), a third movable rod (1097) is hinged to one end of the first movable rod (1093), a movable plate (1098) is hinged to one end of the third movable rod (1097), and a buffer spring (1099) is evenly fixed to the top of the movable plate (1098).

6. A bus-controlled stepper motor driver according to claim 5, characterized in that: The fixing grooves (1091) are provided in four groups, and the fixing grooves (1091) are distributed at equal intervals at the bottom end of the buffer plate (107); one end of the first movable rod (1093) passes through one side of the fixing groove (1091) and is hingedly connected to one end of the third movable rod (1097); one end of the second movable rod (1096) is fixedly connected to one side of the first movable rod (1093); and the top end of the buffer spring (1099) is fixedly connected to the bottom end of the buffer plate (107).

7. A bus-controlled stepper motor driver according to claim 1, characterized in that: A single-chip microcomputer is arranged inside the driver (201); the output end of the driver (201) is electrically connected to the input end of the master control circuit module (202); and the output end of the master control circuit module (202) is electrically connected to the input ends of the operation control module (203), the sensor drive module (204) and the motor drive module (205), respectively.

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