CN215072097U

CN215072097U - Linear guide rail for linear motor

Info

Publication number: CN215072097U
Application number: CN202121384424.4U
Authority: CN
Inventors: 李基顺
Original assignee: Tianjin Loa Transmission Equipment Co ltd
Current assignee: Tianjin Loa Transmission Equipment Co ltd
Priority date: 2021-06-21
Filing date: 2021-06-21
Publication date: 2021-12-07
Anticipated expiration: 2031-06-21

Abstract

The application discloses linear guide for linear electric motor, including base, stator, active cell, first slider, position repayment ware, heat dissipation mechanism and damper, heat dissipation mechanism includes fan, ventilative storehouse and thermovent, ventilative storehouse is seted up on base outer wall surface, ventilative storehouse inner wall fixed surface connects the fan, the thermovent is seted up to base top outer wall surface, damper includes second slider, spring and second fixed plate, first slider bottom outer wall fixed surface connects the second slider, second slider bottom outer wall fixed surface connects the spring, inside spring one end fixed connection second fixed plate. Through at first slider bottom mounting second slider, inside the second fixed plate was inserted to the second slider, and the extrusion spring, what produce when being convenient for eliminate linear electric motor starts rocks, avoids increasing the wearing and tearing between pulley and the slide rail, makes linear electric motor's precision reduce.

Description

Linear guide rail for linear motor

Technical Field

The application relates to the field of linear motors, in particular to a linear guide rail for a linear motor.

Background

The stable growth of linear motors, also called linear motors, linear motors and push rod motors in practical industrial applications proves that the linear motors can be used safely. The types of linear motors and their differences from rotating machines are briefly described below. The most common types of linear motors are flat and U-slot and tubular.

The existing linear motor is lack of a heat dissipation device, so that the linear motor is slow in heat dissipation, the temperature of the linear motor is too high, power loss can be caused, the rigidity of a platform can be reduced, the precision cannot be guaranteed, and a damping device is lacked, so that vibration generated when the linear motor operates can be caused, and the internal machinery can be damaged. Therefore, a linear guide for a linear motor is proposed to solve the above problems.

Disclosure of Invention

The linear guide rail for the linear motor is provided in the embodiment and is used for solving the problem that the linear motor in the prior art is lack of a heat dissipation device, so that the heat dissipation of the linear motor is slow, the temperature of the linear motor is too high, the power can be lost, the rigidity of a platform can be reduced, and the precision cannot be guaranteed.

According to one aspect of the present application, there is provided a linear guide rail for a linear motor, including a base, a stator, a mover, a first slider, a position feedback device, a heat dissipation mechanism, and a damping mechanism;

the heat dissipation mechanism comprises a fan, a ventilation bin and a heat dissipation port, the ventilation bin is arranged on the surface of the outer wall of the base, the fan is fixedly connected to the surface of the inner wall of the ventilation bin, and the heat dissipation port is arranged on the surface of the outer wall of the top end of the base;

damping mechanism is including second slider, spring and second fixed plate, first slider bottom outer wall fixed surface connects the second slider, second slider bottom outer wall fixed surface connects the spring, inside spring one end fixed connection second fixed plate, second slider outer wall surface sliding connection second fixed plate inner wall.

Further, the surface of the outer wall of the base is fixedly connected with a first fixing plate, the surface of the outer wall of the first fixing plate is fixedly connected with a third fixing plate, and the surface of the outer wall of the third fixing plate is fixedly connected with an anti-collision device.

Further, the surface of the outer wall of the top end of the base is fixedly connected with the stator through a bolt, and the surface of the outer wall of the stator is fixedly connected with the position feedback device.

Furthermore, the surface of the outer wall of the top end of the base is fixedly connected with a supporting column, and the surface of the outer wall of the top end of the supporting column is provided with a sliding rail.

Further, the surface of the outer wall of the second fixing plate is fixedly connected with a rotating shaft, the surface of the outer wall of the rotating shaft is rotatably connected with a pulley, and the surface of the outer wall of the pulley is slidably connected with a sliding rail.

Further, the top end of the first sliding block is fixedly connected with the rotor base through a bolt.

Through the above embodiments of the present application, a base, a stator, a mover, a first slider, a position feedback device, a heat dissipation mechanism and a damping mechanism are adopted, the heat dissipation mechanism includes a fan, a ventilation bin and a heat dissipation opening, the ventilation bin is disposed on the outer wall surface of the base, the fan is fixedly connected to the inner wall surface of the ventilation bin, the heat dissipation opening is disposed on the outer wall surface of the top end of the base, the damping mechanism includes a second slider, a spring and a second fixing plate, the outer wall surface of the bottom end of the first slider is fixedly connected to the second slider, the spring is fixedly connected to the outer wall surface of the bottom end of the second slider, one end of the spring is fixedly connected to the inside of the second fixing plate, the outer wall surface of the second slider is slidably connected to the inner wall of the second fixing plate, so that the problems that the linear motor lacks a heat dissipation device, the linear motor dissipates heat slowly, and the temperature of the linear motor is too high, and loses power are solved, the linear motor achieves the effect of heat dissipation through the fan, the ventilation bin and the heat dissipation opening.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic overall perspective view of an embodiment of the present application;

FIG. 2 is a schematic diagram of the overall internal structure of an embodiment of the present application;

FIG. 3 is a schematic side view of an embodiment of the present application;

fig. 4 is a schematic view of a portion a of fig. 2 according to an embodiment of the present disclosure.

In the figure: 1. the device comprises a base, 2, a heat radiation fan, 3, a ventilation bin, 4, a heat radiation port, 5, a stator, 6, a first fixing plate, 7, a support column, 8, a rotor base, 9, a rotor, 10, a first sliding block, 11, a sliding rail, 12, a second fixing plate, 13, a second sliding block, 14, a spring, 15, a rotating shaft, 16, a pulley, 17, an anti-collision device, 18, a position feedback device, 19 and a third fixing plate.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

The heat dissipation mechanism in this embodiment can be applied to various linear motors, for example, the following linear motor is provided in this embodiment, and the electric push rod in this embodiment can be used to mount the following linear motor.

This linear electric motor mechanism includes: install the track on equipment, install rather than complex motor in orbital upper end, the fixed conduction copper of having laid rather than the laminating of outer wall of motor, the surface fixedly connected with of conduction copper position on the motor has a plurality of first heat dissipation copper, a plurality of first heat dissipation copper are all parallel with the track, when reciprocating motion about on the track the motor, the motor is through the conduction copper with heat conduction for a plurality of first heat dissipation copper and second heat dissipation copper, because a plurality of first heat dissipation copper are better with the heat conductivility of second heat dissipation copper, and the surface area is bigger, so can effectively promote the heat-sinking capability of motor.

The peripheral side wall of the motor is fixedly sleeved with a heat dissipation housing, the heat dissipation housing is internally provided with a heat dissipation enhancing mechanism, the heat dissipation enhancing mechanism comprises a plurality of second heat dissipation copper plates fixedly connected with the peripheral side wall of the motor, the plurality of second heat dissipation copper plates are fixedly surrounded on the peripheral side wall of the motor in the horizontal direction, heat dissipation holes on the left and right side walls of the heat dissipation housing, dust screens are fixedly arranged in the two heat dissipation holes and effectively prevent dust from entering the heat dissipation housing, the left and right side walls of the motor are respectively and rotatably connected with first rotating shafts respectively corresponding to the two heat dissipation holes, the tail ends of the two first rotating shafts respectively extend into the heat dissipation holes and are respectively and fixedly provided with heat dissipation fans, the fan blades of the two heat dissipation fans are opposite in direction, the two heat dissipation fans are respectively driven by a driving mechanism, the driving mechanism comprises supporting plates fixedly connected with the left and right side walls of the track, and racks are fixedly arranged at the upper ends of the two supporting plates, the left side wall and the right side wall of the heat dissipation housing are both rotatably connected with second rotating shafts, the tail ends of the two second rotating shafts are both fixedly connected with gears respectively meshed with the two racks, the outer walls of the two gears are both sleeved with a protective housing, the two second rotating shafts extend into the heat dissipation housing, the two first rotating shafts are fixedly connected with belt wheels corresponding to the outer walls of the second rotating shafts, two corresponding belt wheels in the four belt wheels are respectively connected through belts, the two gears respectively rotate under the action of the two racks, the two gears drive the two second rotating shafts to rotate, the two first rotating shafts synchronously rotate under the action of the two belts and the four belt wheels, the two first rotating shafts drive the two heat dissipation fans to rotate, and the two heat dissipation fans are respectively blown and sucked in the two heat dissipation holes due to the opposite directions of the two heat dissipation fans, so that the air flow speed of the heat dissipation housing is higher, effectively promote the radiating effect, reduce the fault rate of motor.

Of course, the present embodiment can also be used for linear motors mounted in other structures. Here, description is not repeated, and the heat dissipation mechanism according to the embodiment of the present application is described below.

Referring to fig. 1-4, a linear guide rail for a linear motor includes a base 1, a stator 5, a mover 9, a first slider 10, a position feedback device 18, a heat dissipation mechanism and a damping mechanism;

the heat dissipation mechanism comprises a fan, an air permeable bin 3 and a heat dissipation port 4, the air permeable bin 3 is arranged on the outer wall surface of the base 1, the fan is fixedly connected to the inner wall surface of the air permeable bin 3, and the heat dissipation port 4 is arranged on the outer wall surface of the top end of the base 1;

the damping mechanism comprises a second sliding block 13, a spring 14 and a second fixing plate 12, the surface of the outer wall of the bottom end of the first sliding block 10 is fixedly connected with the second sliding block 13, the surface of the outer wall of the bottom end of the second sliding block 13 is fixedly connected with the spring 14, one end of the spring 14 is fixedly connected with the inside of the second fixing plate 12, the surface of the outer wall of the second sliding block 13 is slidably connected with the inner wall of the second fixing plate 12, the second sliding block 13 is fixed at the bottom end of the first sliding block 10, the second sliding block 13 is inserted into the inside of the second fixing plate 12, and the spring 14 is extruded, so that the shaking generated when the linear motor is started is conveniently eliminated, the abrasion between the pulley 16 and the sliding rail 11 is prevented from being increased, and the precision of the linear motor is reduced;

the outer wall surface of the base 1 is fixedly connected with a first fixing plate 6, the outer wall surface of the first fixing plate 6 is fixedly connected with a third fixing plate 19, the outer wall surface of the third fixing plate 19 is fixedly connected with an anti-collision device 17, so that the linear motor can be prevented from contacting with fixing plates at two ends to cause friction when in operation, the outer wall surface of the top end of the base 1 is fixedly connected with a stator 5 through bolts, the outer wall surface of the stator 5 is fixedly connected with a position feedback device 18, the position feedback device 18 is arranged on the outer wall of a rotor 9, so that the position of a load can be directly measured, and the position precision of the load is improved, the outer wall surface of the top end of the base 1 is fixedly connected with a support column 7, the outer wall surface of the top end of the support column 7 is provided with a slide rail 11, the outer wall surface of the second fixing plate 12 is fixedly connected with a rotating shaft 15, the outer wall surface of the rotating shaft 15 is rotatably connected with a pulley 16, and the outer wall surface of the pulley 16 is slidably connected with the slide rail 11, the top end of the first sliding block 10 is fixedly connected with the rotor base 8 through a bolt.

When the utility model is used, the anti-collision devices 17 are arranged at the two ends of the linear motor guide rail, so that the linear motor can be prevented from contacting with the fixing plates at the two ends to cause friction when in operation, the position feedback device 18 is arranged on the outer wall of the rotor 9, so that the position of the load can be directly measured to improve the position precision of the load, the second slider 13 is fixed at the bottom end of the first slider 10, the second slider 13 is inserted into the second fixing plate 12, and the spring 14 is extruded, so that the shaking generated when the linear motor is started can be eliminated, the abrasion between the pulley 16 and the slide rail 11 is avoided from being increased, the precision of the linear motor is reduced, the cold air in the air is blown off the ventilation bin 3 arranged at the bottom end of the base 1 by starting the fan, the stator 5 fixed at the top end of the base 1 is radiated by the ventilation bin 3 and the radiating port 4, the temperature of the linear motor is prevented from being too high, and the power can be lost, the rigidity of the platform will be reduced and the accuracy will not be guaranteed.

The application has the advantages that:

1. the fan is started to blow cold air in the air to the ventilation bin arranged at the bottom end of the base, and the stator fixed at the top end of the base is radiated through the ventilation bin and the radiating port, so that the problems that the linear motor is too high in temperature, the power is lost, the rigidity of the platform is reduced, and the precision cannot be guaranteed are solved;

2. through at first slider bottom mounting second slider, inside the second fixed plate was inserted to the second slider, and the extrusion spring, what produce when being convenient for eliminate linear electric motor starts rocks, avoids increasing the wearing and tearing between pulley and the slide rail, makes linear electric motor's precision reduce.

The motor adopts GH28-750W-15S model and related matched power supply and circuit.

The water pump adopts CPS-05 model and related matched power supply and circuit.

It is well within the skill of those in the art to implement, without undue experimentation, the present application is not directed to software and process improvements, as they relate to circuits and electronic components and modules.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. The utility model provides a linear guide for linear electric motor which characterized in that: the device comprises a base (1), a stator (5), a rotor (9), a first sliding block (10), a position feedback device (18), a heat dissipation mechanism and a damping mechanism;

the heat dissipation mechanism comprises a fan, a ventilation bin (3) and a heat dissipation port (4), the ventilation bin (3) is arranged on the outer wall surface of the base (1), the fan is fixedly connected to the inner wall surface of the ventilation bin (3), and the heat dissipation port (4) is arranged on the outer wall surface of the top end of the base (1);

damper includes second slider (13), spring (14) and second fixed plate (12), first slider (10) bottom outer wall fixed surface connects second slider (13), second slider (13) bottom outer wall fixed surface connects spring (14), inside spring (14) one end fixed connection second fixed plate (12), second slider (13) outer wall surface sliding connection second fixed plate (12) inner wall.

2. The linear guide rail for a linear motor according to claim 1, characterized in that: the base (1) outer wall fixed surface connects first fixed plate (6), first fixed plate (6) outer wall fixed surface connects third fixed plate (19), third fixed plate (19) outer wall fixed surface connects bumper (17).

3. The linear guide rail for a linear motor according to claim 1, characterized in that: the stator feedback device is characterized in that the outer wall surface of the top end of the base (1) is fixedly connected with a stator (5) through a bolt, and the outer wall surface of the stator (5) is fixedly connected with a position feedback device (18).

4. The linear guide rail for a linear motor according to claim 1, characterized in that: the outer wall surface of the top end of the base (1) is fixedly connected with a supporting column (7), and the outer wall surface of the top end of the supporting column (7) is provided with a sliding rail (11).

5. The linear guide rail for a linear motor according to claim 1, characterized in that: second fixed plate (12) outer wall fixed connection pivot (15), pivot (15) outer wall surface rotates and connects pulley (16), pulley (16) outer wall surface sliding connection slide rail (11).

6. The linear guide rail for a linear motor according to claim 1, characterized in that: the top end of the first sliding block (10) is fixedly connected with the rotor base (8) through a bolt.