CN218243154U

CN218243154U - Step motor heat dissipation installation base

Info

Publication number: CN218243154U
Application number: CN202222041934.2U
Authority: CN
Inventors: 赵云海; 浦刚; 陈泽修; 程愿; 谭静
Original assignee: Shenzhen Baishan Electromechanical Integration Technology Co ltd
Current assignee: Shenzhen Baishan Electromechanical Integration Technology Co ltd
Priority date: 2022-08-04
Filing date: 2022-08-04
Publication date: 2023-01-06
Anticipated expiration: 2032-08-04

Abstract

The utility model discloses a heat dissipation mounting base of a stepping motor, which comprises a fixed bottom plate, a motor connecting plate, a heat dissipation placing plate, a motor fixing device, a fan frame, mounting screws and a fan; the utility model discloses a PMKD comes step motor fixed mounting in external environment, connects fixed step motor through the motor connecting plate, places the board through the heat dissipation and carries out step motor's the installation of placing, absorbs the heat that step motor gived off simultaneously, comes inseparable the fixing of step motor on the board is placed in the heat dissipation through motor fixing device, through fan bracket and installation screw fixed mounting fan on PMKD, comes to dispel the heat to step motor through the fan.

Description

Step motor heat dissipation installation base

Technical Field

The utility model relates to a step motor technical field specifically is a step motor heat dissipation installation base.

Background

A stepper motor is an open-loop control element that converts electrical pulse signals into angular or linear displacements. In the non-overload condition, the rotation speed and stop position of the motor only depend on the frequency and pulse number of the pulse signal, and are not influenced by the load change, when the stepping driver receives a pulse signal, the stepping driver drives the stepping motor to rotate by a fixed angle in a set direction, namely a stepping angle, and the rotation of the stepping motor is operated by one step at the fixed angle. The angular displacement can be controlled by controlling the number of pulses, so that the aim of accurate positioning is fulfilled; meanwhile, the rotating speed and the rotating acceleration of the motor can be controlled by controlling the pulse frequency, so that the aim of speed regulation is fulfilled.

According to the retrieval, the publication number is CN 211606239U, the name is a patent of a stable installation base for a stepping motor, the patent is that the base, a stepping motor body, a screw rod, a shaft sleeve, a connecting rod, a connecting column and a transmission mechanism are matched for use, the screw rod is rotated by a user, the shaft sleeve is driven to move left, the shaft sleeve moves left to drive the connecting rod and the connecting column to move left, the connecting rod is ejected out while being matched with an arc-shaped groove to move left, the connecting plate moves upwards to drive a sliding plate, the sliding plate is matched with a sliding groove to move upwards in a limiting way to move a compression spring and simultaneously drive a fixed rod and a U-shaped frame to move upwards, then the user places a stepping motor body inside the U-shaped frame, and reversely rotates the screw rod to enable the U-shaped frame to clamp the stepping motor body downwards to complete fixation, so that the problem that the working stability of the motor is influenced by vibration in the working of the existing stepping motor is solved, the service life of the stepping motor is prolonged, the working noise of the stepping motor is reduced, and the practicability of the stepping motor is improved; through the arrangement of the arc-shaped grooves, the connecting column can move in the arc-shaped grooves, and meanwhile, the limiting effect is achieved, the phenomenon that the connecting column is separated in the moving process is avoided, the friction of the connecting column in the arc-shaped grooves is reduced, and the service life of the connecting column is prolonged; through the arrangement of the spring, the sliding plate can be assisted to work, and meanwhile, the damping and resetting effects are achieved, the phenomenon that the sliding plate generates noise due to shaking in the moving process is avoided, and the friction resistance in the moving process of the sliding plate is also reduced; through the arrangement of the sliding chute, the sliding plate can move up and down in the sliding chute, and meanwhile, the fixing effect is achieved, the phenomenon that the sliding plate deviates in the moving process is avoided, and the stability of mechanical work is also improved; through the open-ended setting, can make the dead lever complete carry out mechanical transmission through the opening, avoided the open-ended width too narrow to lead to the dead phenomenon of card to appear at the opening part in the dead lever, also reduced the wearing and tearing of dead lever at the opening part.

However, the conventional stepping motor cannot generate vibration when in use, and simultaneously generates a large amount of heat, and if the heat cannot be well dissipated, the damage of the stepping motor can be caused.

SUMMERY OF THE UTILITY MODEL

In view of the problems in the prior art, the utility model discloses a heat dissipation mounting base for a stepping motor, which adopts the technical proposal that the heat dissipation mounting base comprises a fixed bottom plate, a motor connecting plate, a heat dissipation placing plate, a motor fixing device, a fan frame, mounting screws and a fan; the fixed bottom plate is of a rectangular plate-shaped structure, the front and rear edges of the upper surface of the fixed bottom plate are symmetrically provided with external mounting grooves respectively, and the front and rear ends of the rear end of the upper surface of the fixed bottom plate are symmetrically provided with fan frame mounting holes respectively; the lower ends of the two motor connecting plates are respectively and symmetrically and fixedly arranged at the left side of the upper surface of the fixed bottom plate in a front-back manner; the left end of the heat dissipation placing plate is fixedly connected with the right side face of the motor connecting plate; the motor fixing device is arranged on the heat dissipation placing plate; the fan frame is fixedly arranged on the upper surface of the fixed bottom plate through mounting screws and is positioned on the right side of the heat dissipation placing plate; the fan is installed in the fan frame, come step motor fixed mounting in external environment through PMKD, connect fixed step motor through the motor connecting plate, place the board through the heat dissipation and carry out step motor's the installation of placing, absorb the heat that step motor gived off simultaneously, come step motor inseparable fixing on the board is placed in the heat dissipation through motor fixing device, through fan frame and installation screw fixed mounting fan on PMKD, come to dispel the heat to step motor through the fan, come the cooperation bolt through the outside mounting groove, with PMKD fixed mounting in external environment, banding outside mounting groove can adapt to different outside mounting holes, come fixed mounting fan frame through fan frame mounting hole cooperation installation screw.

As the utility model discloses a preferred technical scheme of step motor heat dissipation installation base, the radiating groove has been seted up on PMKD's the upper surface, and the radiating groove is located the heat dissipation and places under the board, can make the air conditioning circulation of PMKD below to the top of PMKD through the radiating groove to dispel the heat to step motor.

As the utility model discloses a preferred technical scheme of step motor heat dissipation installation base, the mounting hole has been seted up from a left side to the right side on the motor connecting plate, carries out the connection of step motor connecting hole through the mounting hole.

As the utility model discloses a preferred technical scheme of step motor heat dissipation installation base, fixed mounting has the fin on the lower surface that the board was placed in the heat dissipation, fixed mounting has the heat dissipation silica gel piece on the upper surface that the board was placed in the heat dissipation, derives the heat dissipation through the fin and places the absorptive heat of board, places the heat exchange efficiency between the board through the heat dissipation silica gel piece improvement step motor and heat dissipation.

As the utility model discloses a preferred technical scheme of step motor heat dissipation installation base, motor fixing device contains first fixed plate, second fixed plate and clamp plate, the lower extreme fixed mounting of first fixed plate is in the preceding side center department that the board was placed in the heat dissipation, the lower extreme fixed mounting of second fixed plate is in the back side center department that the board was placed in the heat dissipation, the upper end fixed mounting of second fixed plate has the fixture block, the front end of clamp plate is rotated and is installed on the upper end of first fixed plate, the rear end fixed mounting of clamp plate has the buckle, and mutually supports with the fixture block of second fixed plate upper end, supports the clamp plate both ends through first fixed plate and second fixed plate, comes to extrude step motor through the clamp plate to make step motor laminate the heat dissipation more and place the board, promote heat exchange efficiency.

As the utility model discloses a preferred technical scheme of step motor heat dissipation installation base, both sides face open-ended cuboid around the fan board is inside cavity, the front and back both sides face lower extreme of fan board symmetry fixed mounting respectively has the collar, the collar is corresponding with the fan board mounting hole, the mounting screw comes fan board fixed mounting on PMKD with collar and fan board mounting hole fixed connection, through collar cooperation mounting screw.

As the utility model discloses a preferred technical scheme of step motor heat dissipation installation base, the fan passes through support fixed mounting in the fan casing, the board is placed towards the heat dissipation to the convulsions end of fan, the air-out end of fan is right-hand towards the fan casing, takes away the heat that step motor produced through the fan, makes on cold wind among the external environment blows to step motor to realize step motor's cooling.

The utility model has the advantages that: the utility model discloses a PMKD comes to come step motor fixed mounting in external environment, connect fixed step motor through the motor connecting plate, place the board through the heat dissipation and carry out the installation of placing of step motor, absorb the heat that step motor gived off simultaneously, come to step motor inseparable fixing on the board is placed in the heat dissipation through motor fixing device, fixed mounting fan on PMKD through fan frame and installation screw, come to dispel the heat to step motor through the fan, cooperate the bolt through the outside mounting groove, with PMKD fixed mounting in external environment, long banding outside mounting groove can adapt to different external mounting holes, come fixed mounting fan frame through fan frame mounting hole cooperation installation screw, can make the air conditioning flow of PMKD below to the top of PMKD through the radiating groove, thereby dispel the heat to step motor, carry out the connection of step motor connecting hole through the mounting hole, place the board absorptive heat through the fin derivation heat dissipation, improve the heat exchange efficiency between step motor and the board is placed with the heat dissipation through the radiating fin, come to support both ends through first fixed plate and second fixed plate, come to push step motor through the heat exchange extrusion to place the board, come to promote the heat exchange efficiency of placing of heat dissipation to come to be installed in the laminating of step motor, thereby the step motor production of fan cooling down is realized through the step motor in the external cooling environment.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the fixing base plate of the present invention;

fig. 3 is a schematic structural view of the heat dissipation placing plate of the present invention;

fig. 4 is a schematic structural view of the fan case of the present invention.

In the figure: 1-fixed bottom plate, 101-external mounting groove, 102-radiating groove, 103-fan frame mounting hole, 2-motor connecting plate, 201-mounting hole, 3-radiating placing plate, 301-radiating fin, 302-radiating silica gel sheet, 4-motor fixing device, 41-first fixing plate, 42-second fixing plate, 43-pressing plate, 5-fan frame, 501-mounting ring, 6-mounting screw and 7-fan.

Detailed Description

Example 1

As shown in fig. 1 to 4, the utility model discloses a heat dissipation mounting base for a stepping motor, which adopts the technical scheme that the heat dissipation mounting base comprises a fixed bottom plate 1, a motor connecting plate 2, a heat dissipation placing plate 3, a motor fixing device 4, a fan frame 5, a mounting screw 6 and a fan 7; the fixed bottom plate 1 is of a rectangular plate-shaped structure, the front and rear sides of the upper surface of the fixed bottom plate 1 are symmetrically provided with external mounting grooves 101 respectively, and the front and rear ends of the rear end of the upper surface of the fixed bottom plate 1 are symmetrically provided with fan frame mounting holes 103 respectively; the two motor connecting plates 2 are arranged, and the lower ends of the two motor connecting plates 2 are respectively and fixedly arranged at the left side of the upper surface of the fixed bottom plate 1 in a front-back symmetrical mode; the left end of the heat dissipation placing plate 3 is fixedly connected with the right side face of the motor connecting plate 2; the motor fixing device 4 is arranged on the heat dissipation placing plate 3; the fan frame 5 is fixedly arranged on the upper surface of the fixed bottom plate 1 through a mounting screw 6 and is positioned on the right side of the heat dissipation placing plate 3; the fan 7 is installed in the fan frame 5, the stepping motor is fixedly installed in an external environment through the fixing base plate 1, the stepping motor is connected and fixed through the motor connecting plate 2, the stepping motor is placed and installed through the heat dissipation placing plate 3, heat dissipated by the stepping motor is absorbed at the same time, the stepping motor is tightly fixed on the heat dissipation placing plate 3 through the motor fixing device 4, the fan 7 is fixedly installed on the fixing base plate 1 through the fan frame 5 and the mounting screws 6, the stepping motor is dissipated through the fan 7, the fixing base plate 1 is fixedly installed in the external environment through the external mounting grooves 101, the long-strip-shaped external mounting grooves 101 can adapt to different external mounting holes, the fan frame 5 is fixedly installed through the fan frame mounting holes 103 and the mounting screws 6, the mounting holes 201 are formed in the motor connecting plate 2 from left to right, the stepping motor connecting holes are connected through the mounting holes 201, the heat dissipation grooves 102 are formed in the upper surface of the fixing base plate 1, the heat dissipation grooves 102 are located under the heat dissipation placing plate 3, air conditioning can flow to the upper portion of the fixing base plate 1 through the heat dissipation grooves 102, the stepping motor output shaft of the stepping motor is aligned with the stepping motor, and the stepping motor connecting plate 2, and the stepping motor output shaft of the stepping motor is aligned with the stepping motor.

As a preferred technical proposal of the heat dissipation mounting base of the stepping motor of the utility model, a heat dissipation sheet 301 is fixedly arranged on the lower surface of the heat dissipation placing plate 3, a heat dissipation silicone sheet 302 is fixedly arranged on the upper surface of the heat dissipation placing plate 3, the heat absorbed by the heat dissipation placing plate 3 is led out by the heat dissipation sheet 301, the heat exchange efficiency between the stepping motor and the heat dissipation placing plate 3 is improved by the heat dissipation silicone sheet 302, the motor fixing device 4 comprises a first fixing plate 41, a second fixing plate 42 and a pressing plate 43, the lower end of the first fixing plate 41 is fixedly arranged at the center of the front side edge of the heat dissipation placing plate 3, the lower end of the second fixing plate 42 is fixedly arranged at the center of the rear side edge of the heat dissipation placing plate 3, and the upper end of the second fixing plate 42 is fixedly provided with a clamping block, the front end of clamp plate 43 rotates and installs on the upper end of first fixed plate 41, the rear end fixed mounting of clamp plate 43 has the buckle, and mutually support with the fixture block of second fixed plate 42 upper end, hold clamp plate 43 both ends through first fixed plate 41 and second fixed plate 42, extrude step motor through clamp plate 43, thereby make step motor laminate the heat dissipation more and place board 3, promote heat exchange efficiency, step motor's lower surface contacts with heat dissipation silica gel piece 302, grasp clamp plate 43, clamp plate 43's rear end buckle joint on the fixture block of second fixed plate 42 upper end, compress tightly step motor, make it and heat dissipation silica gel piece 302 in close contact with, when step motor during operation, the heat that its produced leads to the heat dissipation through heat dissipation silica gel piece 302 and places board 3, derive via fin 301 afterwards.

As the utility model discloses a preferred technical scheme of step motor heat dissipation installation base, fan board 5 is inside cavity front and back both sides face open-ended cuboid, the symmetry fixed mounting has collar 501 respectively for both sides face lower extreme around fan board 5, collar 501 is corresponding with fan board mounting hole 103, collar 501 and fan board mounting hole 103 looks fixed connection are installed to mounting screw 6, come fan board 5 fixed mounting on PMKD 1 through collar 501 cooperation collar 6, fan 7 passes through support fixed mounting in fan board 5, board 3 is placed towards the heat dissipation to the convulsions end of fan 7, fan 7's air-out end is right-hand towards fan board 5, takes out the heat that step motor produced through fan 7, makes the cold wind in the external environment blow to step motor to realize step motor's cooling, start fan 7, fan 7 takes out the air, and the heat on the fin 301 is discharged after fan 7, and the cold air around the step motor adsorbs on the step motor, dispels the heat.

The utility model discloses a theory of operation: the output shaft of the stepping motor penetrates between the two motor connecting plates 2, connecting holes on two sides of the output shaft of the stepping motor are aligned with the mounting holes 201, the stepping motor is fixed by using external bolts, the lower surface of the stepping motor is in contact with the heat dissipation silica gel sheet 302, the pressing plate 43 is grasped, the rear end of the pressing plate 43 is clamped and connected on a clamping block at the upper end of the second fixing plate 42, the stepping motor is tightly pressed and is in close contact with the heat dissipation silica gel sheet 302, when the stepping motor works, heat generated by the stepping motor is guided into the heat dissipation placing plate 3 through the heat dissipation silica gel sheet 302, then is guided out through the heat dissipation fins 301, the fan 7 is started, the fan 7 pumps air, the heat on the heat dissipation fins 301 is discharged after passing through the fan 7 along with the air, and cold air around the stepping motor is adsorbed onto the stepping motor for heat dissipation.

The utility model relates to a circuit connection is the conventional means that technical staff adopted in this field, and accessible limited number of tests obtains the technological inspiration, belongs to the widely used prior art.

Components not described in detail herein are prior art.

Although the present invention has been described in detail with reference to the specific embodiments, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge range of those skilled in the art, and modifications or variations without creative efforts are still within the scope of the present invention.

Claims

1. A heat dissipation mounting base of a stepping motor is characterized by comprising a fixing bottom plate (1), a motor connecting plate (2), a heat dissipation placing plate (3), a motor fixing device (4), a fan frame (5), mounting screws (6) and a fan (7); the fixed bottom plate (1) is of a rectangular plate-shaped structure, the front and rear sides of the upper surface of the fixed bottom plate (1) are symmetrically provided with external mounting grooves (101), and the front and rear ends of the rear end of the upper surface of the fixed bottom plate (1) are symmetrically provided with fan frame mounting holes (103); the two motor connecting plates (2) are arranged, and the lower ends of the two motor connecting plates (2) are respectively and symmetrically and fixedly arranged at the left side of the upper surface of the fixed bottom plate (1) from front to back; the left end of the heat dissipation placing plate (3) is fixedly connected with the right side face of the motor connecting plate (2); the motor fixing device (4) is arranged on the heat dissipation placing plate (3); the fan frame (5) is fixedly arranged on the upper surface of the fixed bottom plate (1) through a mounting screw (6) and is positioned on the right side of the heat dissipation placing plate (3); the fan (7) is arranged in the fan frame (5).

2. The stepping motor heat dissipation mounting base of claim 1, wherein: the upper surface of the fixed bottom plate (1) is provided with a heat dissipation groove (102), and the heat dissipation groove (102) is positioned under the heat dissipation placing plate (3).

3. The stepping motor heat dissipation mounting base of claim 2, wherein: the motor connecting plate (2) is provided with a mounting hole (201) from left to right.

4. The stepping motor heat dissipation mounting base of claim 3, wherein: the radiating device is characterized in that radiating fins (301) are fixedly mounted on the lower surface of the radiating placing plate (3), and radiating silica gel sheets (302) are fixedly mounted on the upper surface of the radiating placing plate (3).

5. The stepping motor heat dissipation mounting base of claim 4, wherein: motor fixing device (4) contain first fixed plate (41), second fixed plate (42) and clamp plate (43), the lower extreme fixed mounting of first fixed plate (41) is placed the front side center department of board (3) at the heat dissipation, the lower extreme fixed mounting of second fixed plate (42) is placed the back side center department of board (3) at the heat dissipation, the upper end fixed mounting of second fixed plate (42) has the fixture block, the front end of clamp plate (43) is rotated and is installed on the upper end of first fixed plate (41), the rear end fixed mounting of clamp plate (43) has the buckle, and mutually supports with the fixture block of second fixed plate (42) upper end.

6. The stepping motor heat dissipation mounting base of claim 5, wherein: fan board (5) are inside cavity front and back both sides face open-ended cuboid, the front and back both sides face lower extreme of fan board (5) symmetry fixed mounting respectively has collar (501), collar (501) are corresponding with fan board mounting hole (103), mounting screw (6) are with collar (501) and fan board mounting hole (103) looks fixed connection.

7. The stepping motor heat dissipation mounting base of claim 6, wherein: the fan (7) is fixedly installed in the fan frame (5) through a support, the air exhaust end of the fan (7) faces the heat dissipation placing plate (3), and the air outlet end of the fan (7) faces the right side of the fan frame (5).