Protection structure of linear motor

Abstract

The utility model relates to the technical field of linear motor protection, and discloses a protection structure of a linear motor, which comprises a main body mechanism and an auxiliary mechanism, the auxiliary mechanism is arranged at the inner end of the main body mechanism, the main body mechanism comprises a base, a heat dissipation box and a baffle plate, the heat dissipation box is fixedly arranged at the lower end of the base, and the baffle plate is arranged on the base. The baffles are fixedly mounted at the left and right ends of the upper end of the base; the main body mechanism further comprises a rubber anti-collision plate, a linear motor body, a junction box and a transformer, the rubber anti-collision plate is fixedly installed in the middle of the baffle, the linear motor body is movably installed at the upper end of the base, the junction box is fixedly installed at the upper end of the linear motor body, and the transformer is fixedly installed at the inner end of the junction box. And the transformer extends to the upper part of the junction box. According to the protection structure of the linear motor, by installing the main body mechanism, the protection performance of the linear motor is improved conveniently, the linear motor is protected conveniently, the service life of the linear motor is prolonged, and the practicability is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of linear motor protection, in particular to a protection structure of a linear motor. Background Art

[0002] A linear motor is a transmission device that converts electrical energy directly into linear motion mechanical energy without the need for any intermediate conversion mechanism. It is mainly used in three aspects: first, it is used in automatic control systems, which have many applications; second, it is used as a drive motor for long-term continuous operation; third, it is used in devices that need to provide huge linear motion energy in a short time and short distance.

[0003] The prior art patent document CN208955881U discloses a linear motor, including a guide rail, a driving magnetic strip and a guide rod are arranged on the guide rail along its length direction, a slider is slidably connected to the guide rod, a motor housing is arranged on the slider, an electromagnetic coil is arranged in the motor housing, and the two sides of the driving magnetic strip close to and away from the electromagnetic coil are respectively the two poles of the magnetic field. After the electromagnetic coil is energized, a magnetic field is generated in which one end is magnetically attracted to the driving magnetic strip and the other end is magnetically repelled from the driving magnetic strip, thereby driving the slider to slide back and forth along the axial direction of the guide rod. The utility model has a simple structure, few parts and low production cost. The reciprocating sliding of the slider is achieved through the magnetic action between the electromagnetic coil and the driving magnetic strip. It has timely dynamic response, fast movement speed, high positioning accuracy, strong stability, and no wear and noise between transmission parts; the dust-proof wide strip effectively prevents dust, iron filings and other particulate matter from entering the guide rail.

[0004] However, the prior art CN208955881U patent has poor protection for the linear motor, is not convenient for protecting the linear motor, shortens the service life of the linear motor, and has low practicality. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] The utility model aims to provide a protection structure for a linear motor, so as to solve the problem of poor protection of the linear motor mentioned in the above background technology.

[0007] (II) Technical solution

[0008] To achieve the above object, the utility model provides the following technical solutions: a linear motor protection structure, comprising a main mechanism and an auxiliary mechanism, wherein the auxiliary mechanism is located at the inner end of the main mechanism, the main mechanism comprises a base, a heat sink and a baffle, wherein the heat sink is fixedly mounted at the lower end of the base, and the baffle is fixedly mounted at the left and right ends of the upper end of the base;

[0009] The main body structure also includes a rubber anti-collision plate, a linear motor body, a junction box and a transformer. The rubber anti-collision plate is fixedly installed in the middle of the baffle, the linear motor body is movably installed on the upper end of the base, the junction box is fixedly installed on the upper end of the linear motor body, the transformer is fixedly installed on the inner end of the junction box, and the transformer extends above the junction box.

[0010] Preferably, the auxiliary mechanism includes a power cord, a slide rail, a slider, a guide rod, a heat dissipation hole, an air inlet, a filter plate, a mounting plate, a servo motor and a cooling fan. The power cord is fixedly installed at the front end of the junction box, and the slide rail is fixedly installed at the upper end of the base, thereby improving practicality.

[0011] Preferably, the slider is fixedly mounted on the lower end of the linear motor body, the slider is located at the inner end of the slide rail, the slider is movably connected to the slide rail, and the guide rod is fixedly mounted on the middle part of the rubber anti-collision plate, so as to improve the stability of the linear motor body moving back and forth.

[0012] Preferably, the heat dissipation holes are fixedly arranged at the upper ends of the base and the slide rails, the heat dissipation holes are evenly distributed at the upper ends of the base and the slide rails, and the air inlets are fixedly arranged at the front and rear ends of the heat dissipation box to facilitate the flow of air.

[0013] Preferably, the air inlets are evenly distributed at the front and rear ends of the heat sink, the filter plate is fixedly mounted at the inner end of the air inlet, and the mounting plate is fixedly mounted at the lower end of the inner end of the heat sink to facilitate filtering dust in the air.

[0014] Preferably, the servo motor is fixedly mounted on the upper end of the mounting plate, the servo motors are evenly distributed on the upper end of the mounting plate, and the cooling fan is fixedly mounted on the upper end of the driving end of the servo motor to facilitate heat dissipation of the linear motor body.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. The protection structure of the linear motor is convenient for improving the protection of the linear motor by installing the main body mechanism, facilitating the protection of the linear motor, extending the service life of the linear motor and improving the practicality;

[0017] 2. The protection structure of the linear motor is convenient for improving the stability of the back-and-forth movement of the linear motor body by installing an auxiliary mechanism, facilitating the heat dissipation of the linear motor body, and avoiding excessively high operating temperature of the linear motor body due to back-and-forth friction. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0019] Figure 2The schematic diagram of the local structure of the auxiliary mechanism of the utility model is shown in FIG. Figure 1 ;

[0020] Figure 3 It is a partial structural diagram of the main mechanism of the utility model;

[0021] Figure 4 The schematic diagram of the local structure of the auxiliary mechanism of the utility model is shown in FIG. Figure 2 .

[0022] In the figure: 1. main mechanism; 101. base; 102. heat sink; 103. baffle; 104. rubber anti-collision plate; 105. linear motor body; 106. junction box; 107. transformer; 2. auxiliary mechanism; 201. power cord; 202. slide rail; 203. slider; 204. guide rod; 205. heat dissipation hole; 206. air inlet; 207. filter plate; 208. mounting plate; 209. servo motor; 210. cooling fan. DETAILED DESCRIPTION

[0023] 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.

[0024] See also Figure 1-Figure 4 The utility model provides a technical solution: a protection structure of a linear motor, comprising a main mechanism 1 and an auxiliary mechanism 2, the auxiliary mechanism 2 is located at the inner end of the main mechanism 1, the main mechanism 1 comprises a base 101, a heat sink 102 and a baffle 103, the heat sink 102 is fixedly mounted at the lower end of the base 101, and the baffle 103 is fixedly mounted at the left and right ends of the upper end of the base 101;

[0025] The main body mechanism 1 also includes a rubber anti-collision plate 104, a linear motor body 105, a junction box 106 and a transformer 107. The rubber anti-collision plate 104 is fixedly installed in the middle of the baffle 103, the linear motor body 105 is movably installed on the upper end of the base 101, the junction box 106 is fixedly installed on the upper end of the linear motor body 105, and the transformer 107 is fixedly installed on the inner end of the junction box 106. The transformer 107 extends to the top of the junction box 106.

[0026] The auxiliary mechanism 2 includes a power cord 201, a slide rail 202, a slider 203, a guide rod 204, a heat dissipation hole 205, an air inlet 206, a filter plate 207, a mounting plate 208, a servo motor 209 and a cooling fan 210. The power cord 201 is fixedly mounted on the front end of the junction box 106, the slide rail 202 is fixedly mounted on the upper end of the base 101, the slider 203 is fixedly mounted on the lower end of the linear motor body 105, the slider 203 is located at the inner end of the slide rail 202, the slider 203 is movably connected to the slide rail 202, and the guide rod 204 is fixedly mounted in the middle of the rubber anti-collision plate 104. The heat dissipation holes 205 are fixedly arranged on the upper ends of the base 101 and the slide rail 202, and the heat dissipation holes 205 are evenly distributed on the upper ends of the base 101 and the slide rail 202. The air inlet 206 is fixedly arranged on the front and rear ends of the heat dissipation box 102, and the air inlet 206 is evenly distributed on the front and rear ends of the heat dissipation box 102. The filter plate 207 is fixedly installed on the inner end of the air inlet 206, and the mounting plate 208 is fixedly installed on the lower end of the inner end of the heat dissipation box 102. The servo motor 209 is fixedly installed on the upper end of the mounting plate 208, and the servo motor 209 is evenly distributed on the upper end of the mounting plate 208. The cooling fan 21 0 is fixedly installed on the upper end of the driving end of the servo motor 209. First, when the protection structure of the linear motor is used, the linear motor body 105 moves back and forth on the slide rail 202 through the slider 203. The guide rod 204 guides the linear motor body 105 to improve the stability of the back and forth movement of the linear motor body 105. The baffle 103 protects the linear motor body 105 to prevent the linear motor body 105 from slipping off the base 101. The rubber anti-collision plate 104 protects the linear motor body 105 and provides a certain buffer for the linear motor body 105 to prevent the linear motor body from slipping off the base 101. 105 is damaged by collision, the transformer 107 can avoid excessive current or voltage fluctuations in the circuit to ensure the stability and durability of the linear motor body 105, and protect the linear motor body 105. The linear motor body 105 moves back and forth and friction generates a certain amount of heat. The servo motor 209 drives the cooling fan 210 to rotate to speed up the air flow. The air enters the heat sink 102 through the air inlet 206 and is finally discharged through the heat dissipation hole 205 to dissipate the heat of the linear motor body 105. The filter plate 207 filters the dust in the air.

[0027] Working principle: First, when using the protection structure of the linear motor, the linear motor body 105 moves back and forth on the slide rail 202 through the slider 203, the guide rod 204 guides the linear motor body 105 to improve the stability of the linear motor body 105 moving back and forth, the baffle 103 protects the linear motor body 105 to prevent the linear motor body 105 from slipping off the base 101, and the rubber anti-collision plate 104 protects the linear motor body 105 and provides a certain buffer to the linear motor body 105 to prevent the linear motor body 105 from being damaged by collision. The transformer 107 can avoid excessive current or voltage fluctuations in the circuit to ensure the stability and durability of the linear motor body 105 and protect the linear motor body 105. The friction of the linear motor body 105 moving back and forth will generate a certain amount of heat. The servo motor 209 drives the cooling fan 210 to rotate to speed up the air flow. The air enters the heat sink 102 through the air inlet 206 and is finally discharged through the heat dissipation hole 205 to dissipate the heat of the linear motor body 105. The filter plate 207 filters the dust in the air.

[0028] Finally, it should be noted that the above content is only used to illustrate the technical solution of the utility model, rather than to limit the protection scope of the utility model. Simple modifications or equivalent substitutions of the technical solution of the utility model by ordinary technicians in this field do not deviate from the essence and scope of the technical solution of the utility model.

Claims

1. A linear motor protection structure, comprising a main mechanism (1) and an auxiliary mechanism (2), characterized in that: The auxiliary mechanism (2) is located at the inner end of the main mechanism (1); the main mechanism (1) comprises a base (101), a heat sink (102) and a baffle (103); the heat sink (102) is fixedly mounted on the lower end of the base (101); and the baffle (103) is fixedly mounted on the left and right ends of the upper end of the base (101); The main body mechanism (1) further comprises a rubber anti-collision plate (104), a linear motor body (105), a junction box (106) and a transformer (107); the rubber anti-collision plate (104) is fixedly mounted on the middle part of the baffle (103); the linear motor body (105) is movably mounted on the upper end of the base (101); the junction box (106) is fixedly mounted on the upper end of the linear motor body (105); the transformer (107) is fixedly mounted on the inner end of the junction box (106); and the transformer (107) extends above the junction box (106).

2. A linear motor protection structure according to claim 1, characterized in that: The auxiliary mechanism (2) comprises a power cord (201), a slide rail (202), a slider (203), a guide rod (204), a heat dissipation hole (205), an air inlet (206), a filter plate (207), a mounting plate (208), a servo motor (209) and a heat dissipation fan (210); the power cord (201) is fixedly mounted on the front end of the junction box (106), and the slide rail (202) is fixedly mounted on the upper end of the base (101).

3. A linear motor protection structure according to claim 2, characterized in that: The slider (203) is fixedly mounted on the lower end of the linear motor body (105), the slider (203) is located at the inner end of the slide rail (202), the slider (203) is movably connected to the slide rail (202), and the guide rod (204) is fixedly mounted on the middle part of the rubber anti-collision plate (104).

4. The protection structure of a linear motor according to claim 3, characterized in that: The heat dissipation holes (205) are fixedly arranged on the upper ends of the base (101) and the slide rail (202); the heat dissipation holes (205) are evenly distributed on the upper ends of the base (101) and the slide rail (202); and the air inlet (206) is fixedly arranged on the front and rear ends of the heat dissipation box (102).

5. A linear motor protection structure according to claim 4, characterized in that: The air inlets (206) are evenly distributed at the front and rear ends of the heat dissipation box (102), the filter plate (207) is fixedly mounted on the inner end of the air inlet (206), and the mounting plate (208) is fixedly mounted on the lower end of the inner end of the heat dissipation box (102).

6. A linear motor protection structure according to claim 5, characterized in that: The servo motor (209) is fixedly mounted on the upper end of the mounting plate (208), the servo motor (209) is evenly distributed on the upper end of the mounting plate (208), and the cooling fan (210) is fixedly mounted on the upper end of the transmission end of the servo motor (209).

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