CN215073690U

CN215073690U - High-precision closed-loop all-in-one machine

Info

Publication number: CN215073690U
Application number: CN202121544122.9U
Authority: CN
Inventors: 徐小龙
Original assignee: Jiangsu Wantai Motor Co ltd
Current assignee: Jiangsu Wantai Motor Co ltd
Priority date: 2021-07-08
Filing date: 2021-07-08
Publication date: 2021-12-07
Anticipated expiration: 2031-07-08

Abstract

The utility model relates to a high accuracy closed loop all-in-one relates to step motor equipment field, and it includes step motor body and control module group body, the end of control module group body is provided with the rear end cap, be provided with heat abstractor on the rear end cap, heat abstractor is including radiator fan and fin, the fin is laminated with the control module group body mutually, radiator fan laminates with the fin mutually and is used for cooling down the fin. The closed-loop all-in-one machine has the effect of improving the heat dissipation performance of the closed-loop all-in-one machine and improving the working precision of the closed-loop all-in-one machine.

Description

High-precision closed-loop all-in-one machine

Technical Field

The application relates to the field of stepping motor equipment, in particular to a high-precision closed-loop all-in-one machine.

Background

At present, a stepping motor is an actuating element for converting an electric pulse signal into angular displacement or linear displacement, and as a motor for control, the stepping motor cannot directly work by using a direct current or alternating current power supply, and needs to be converted by using a special stepping motor driver. The driver of the stepping motor is a device for converting a pulse signal sent by a control system into angular displacement of the stepping motor, namely, when the control system sends one pulse signal, the stepping motor can rotate by a step angle through the driver, and the rotating speed of the stepping motor is in direct proportion to the frequency of the pulse signal, so that the motor can be accurately regulated by controlling the frequency of the stepping pulse signal. In order to effectively improve the working precision of the stepping motor, an encoder is usually added at the tail part of the stepping motor, and the position information of the stepping motor is fed back through the encoder.

In the closed-loop stepping motor in the related art, due to the addition of other components such as an encoder and the like, the overall size of the stepping motor is easily increased, so that an integrated closed-loop stepping motor is developed and is often called a closed-loop all-in-one machine, the components such as a hybrid stepping motor, a digital space vector driver and the encoder are integrated into a whole by the closed-loop all-in-one machine, the internal connecting line is simplified, and the size of the whole machine is greatly reduced.

In view of the above related technologies, the inventor thinks that in the actual use process, the all-in-one machine has a smaller volume, but a big problem caused by the volume reduction is that the heat accumulation of the components inside the closed-loop all-in-one machine is serious, and the closed-loop all-in-one machine is easy to rise to a higher temperature in a short time, so that the internal components are broken down, and the working precision of the closed-loop all-in-one machine during operation is greatly reduced.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that the working precision of an existing closed-loop all-in-one machine is greatly reduced due to poor heat dissipation performance, the application provides a high-precision closed-loop all-in-one machine.

The application provides a high accuracy closed loop all-in-one adopts following technical scheme:

the utility model provides a high accuracy closed loop all-in-one, includes step motor body and control module group body, the end of control module group body is provided with the rear end cap, be provided with heat abstractor on the rear end cap, heat abstractor is including radiator fan and fin, the fin is laminated mutually with the control module group body, radiator fan laminates mutually with the fin and is used for cooling down the fin.

Through adopting above-mentioned technical scheme, the fin can effectively absorb the produced heat of control module group body in the course of the work, thereby effectively reduce the temperature of control module group body, radiator fan realizes the cooling to the fin through improving the air flow speed, thereby realize the whole cooling of this kind of closed loop all-in-one, make this kind of closed loop all-in-one whole operation of maintaining under a lower temperature in the course of the work, reduce the probability that each components and parts broke down, thereby effectively improve the work precision of this kind of closed loop all-in-one.

Preferably, the inside cavity of rear end cap and the outline looks adaptation of its inside profile and step motor body and control module body, the rear end cap is including end panel and four side boards of connecting in the bottom surface border, the terminal that the side board kept away from the bottom panel is provided with and supplies screw male preformed hole, the mounting hole that supplies the screw in is seted up to the position department of the corresponding preformed hole of the side of step motor body, the fin is fixed to be set up on the bottom panel, radiator fan sets up the one side that is carried on the back the fin at the bottom panel mutually, when through screw interconnect between rear end cap and the step motor body, the surface and the control module body looks butt of fin.

Through adopting above-mentioned technical scheme, the rear end cover passes through the fix with screw on the surface of step motor body to make can realize firm inseparable laminating each other between fin and the control module group body, the fin of being convenient for absorbs the produced heat of control module group body fast.

Preferably, the heat dissipation fins are connected with a plurality of heat dissipation copper pipes, and the heat dissipation copper pipes are flat and are attached to the surfaces of the stepping motor body and the control module body.

Through adopting above-mentioned technical scheme, the setting of heat dissipation copper pipe can help the fin to absorb the produced heat of step motor body and control module group body at work more, further improves the radiating efficiency of step motor body and control module group body.

Preferably, two surfaces of the radiating fin and the control module body which are in mutual contact are polished, and a heat conduction silicone grease layer is arranged between the surfaces of the radiating fin and the control module body which are attached to each other.

Through adopting above-mentioned technical scheme, the surface that fin and control module group body contacted all is through polishing the processing, can effectively improve the laminating degree between the two, sets up heat conduction silicone grease layer simultaneously between the two, can further fill the clearance between the two to effectively improve heat transfer efficiency.

Preferably, control module body surface is provided with a plurality of joints, set up a plurality of preformed holes that supply the joint to pass on the side board of rear end cover, connect including functional joint and power supply joint, radiator fan is connected with the power supply joint through the cable and gets the electricity from the power supply joint.

By adopting the technical scheme, the heat radiating fan can directly realize power taking through the power supply connector, and the integrity between the heat radiating device and the closed-loop all-in-one machine is improved.

Preferably, the cooling fan is connected with the functional joint through a cable, and the control module body is used for adjusting the rotating speed of the cooling fan through the functional joint.

Through adopting above-mentioned technical scheme, when the load of step motor body improves, its self generate heat and also can correspondingly increase, and the control module group body can monitor the load condition of step motor body to realize feedback control to radiator fan's rotational speed, improve the radiating effect through improving the rotational speed, or practice thrift the energy consumption through reducing the rotational speed.

Preferably, the heat dissipation fan and the bottom panel of the rear end cover are fixedly connected through screws, and a plurality of shock absorption gaskets are distributed between the outer shell of the heat dissipation fan and the bottom panel.

Through adopting above-mentioned technical scheme, radiator fan can produce certain vibration at the during operation to lead to the noise grow of this kind of closed loop all-in-one during operation easily, or lead to this kind of closed loop all-in-one to produce resonance, influence its internal structure stability, the event sets up shock attenuation gasket between the bottom panel of radiator fan and rear end cap, with the vibration degree that effectively reduces radiator fan self.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through the arrangement of the heat dissipation device, the effect of timely dissipating heat of the working closed-loop all-in-one machine so as to guarantee the working precision of the closed-loop all-in-one machine can be achieved.

Drawings

Fig. 1 is a schematic cross-sectional view of a high-precision closed-loop all-in-one machine according to an embodiment of the present application.

Fig. 2 is an enlarged schematic view of a portion a in fig. 1.

Reference number description, 1, stepping motor body; 2. a control module body; 21. a functional joint; 22. a power supply connector; 3. a rear end cap; 31. a bottom panel; 32. a side panel; 4. a heat sink; 41. a heat radiation fan; 42. a heat sink; 43. a heat dissipation copper pipe; 44. a thermally conductive silicone layer; 45. shock-absorbing pad.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses high accuracy closed loop all-in-one. Referring to fig. 1-2, the high-precision closed-loop all-in-one machine comprises a stepping motor body 1 and a control module body 2, wherein a rear end cover 3 is arranged at the tail end of the control module body 2, a heat dissipation device 4 is arranged on the rear end cover 3, and the heat dissipation device 4 comprises a heat dissipation fan 41 and heat dissipation fins 42.

Referring to fig. 1-2, the rear end cap 3 is hollow and has an inner contour adapted to the outer contours of the stepping motor body 1 and the control module body 2, the rear end cap 3 includes a bottom panel 31 and four side panels 32 connected to the bottom edge, the end of the side panel 32 away from the bottom panel 31 is provided with a reserved hole for inserting a screw, a mounting hole for screwing in the screw is formed at a position corresponding to the reserved hole on the side surface of the stepping motor body 1, the heat sink 42 is fixedly disposed on the bottom panel 31, the heat sink fan 41 is disposed on the side of the bottom panel 31 opposite to the heat sink 42, when the rear end cap 3 is connected to the stepping motor body 1 by the screw, the surface of the heat sink 42 is abutted to the control module body 2, and both surfaces of the heat sink 42 and the control module body 2 contacting each other are polished, a heat-conducting silicone grease layer 44 is arranged between the heat radiating fin 42 and the surface attached to the control module body 2. The surface that fin 42 and control module body 2 contacted all is through polishing the processing, can effectively improve the laminating degree between the two, sets up heat conduction silicone grease layer 44 between the two simultaneously, can further fill the clearance between the two to effectively improve heat transfer efficiency.

Referring to fig. 1-2, the heat sink 42 is connected to a plurality of heat dissipation copper pipes 43, and the heat dissipation copper pipes 43 are flat and are attached to the surfaces of the stepping motor body 1 and the control module body 2. The arrangement of the heat dissipation copper pipe 43 can help the heat dissipation fins 42 to absorb heat generated by the stepping motor body 1 and the control module body 2 in the working process, and further improve the heat dissipation efficiency of the stepping motor body 1 and the control module body 2. The heat dissipation fan 41 is fixedly connected with the bottom panel 31 of the rear end cover 3 through screws, and a plurality of shock absorption gaskets 45 are distributed between the outer shell of the heat dissipation fan 41 and the bottom panel 31. The cooling fan 41 can generate certain vibration during operation, so that the noise of the closed-loop all-in-one machine during operation is easily increased, or the closed-loop all-in-one machine resonates to influence the stability of the internal structure of the closed-loop all-in-one machine, and therefore the damping gasket 45 is arranged between the cooling fan 41 and the bottom panel 31 of the rear end cover 3, and the vibration degree of the cooling fan 41 is effectively reduced.

Referring to fig. 1-2, the surface of the control module body 2 is provided with a plurality of joints, the side panel 32 of the rear end cover 3 is provided with a plurality of preformed holes for the joints to pass through, the joints include a functional joint 21 and a power supply joint 22, and the heat dissipation fan 41 is connected with the power supply joint 22 through a cable and takes power from the power supply joint 22. The heat dissipation fan 41 is connected with the functional connector 21 through a cable, and the control module body 2 adjusts the rotating speed of the heat dissipation fan 41 through the functional connector 21. The heat dissipation fan 41 can directly realize power taking through the power supply connector 22, and the integrity between the heat dissipation device 4 and the closed-loop all-in-one machine is improved. When the load of step motor body 1 improves, its self generate heat and also can correspondingly increase, and control module group body 2 can monitor the load condition of step motor body 1 to realize feedback control to radiator fan 41's rotational speed, improve the radiating effect through improving the rotational speed, or practice thrift the energy consumption through reducing the rotational speed.

The implementation principle of the high-precision closed-loop all-in-one machine in the embodiment of the application is as follows: the radiating fin 42 can effectively absorb heat generated by the control module body 2 in the working process, so that the temperature of the control module body 2 is effectively reduced, the radiating fan 41 cools the radiating fin 42 by improving the air flowing speed, the whole cooling of the closed-loop all-in-one machine is realized, the closed-loop all-in-one machine is enabled to integrally maintain to operate at a lower temperature in the working process, the probability of faults of all components is reduced, and the working precision of the closed-loop all-in-one machine is effectively improved. When the load of step motor body 1 improves, its self generate heat and also can correspondingly increase, and control module group body 2 can monitor the load condition of step motor body 1 to realize feedback control to radiator fan 41's rotational speed, improve the radiating effect through improving the rotational speed, or practice thrift the energy consumption through reducing the rotational speed.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a high accuracy closed loop all-in-one, includes step motor body (1) and control module group body (2), its characterized in that: the terminal of control module group body (2) is provided with rear end housing (3), be provided with heat abstractor (4) on rear end housing (3), heat abstractor (4) are including radiator fan (41) and fin (42), fin (42) laminate mutually with control module group body (2), radiator fan (41) laminate mutually with fin (42) and are used for cooling down fin (42).

2. A high accuracy closed loop all-in-one machine as defined in claim 1, wherein: the rear end cover (3) is hollow and the inner contour thereof is matched with the outer contours of the stepping motor body (1) and the control module body (2), the rear end cover (3) comprises a bottom panel (31) and four side panels (32) connected with the edge of the bottom surface, the tail end of the side panel (32) far away from the bottom panel (31) is provided with a reserved hole for inserting a screw, a mounting hole for screwing in a screw is arranged at the position of the side surface of the stepping motor body (1) corresponding to the preformed hole, the radiating fins (42) are fixedly arranged on the bottom panel (31), the radiating fan (41) is arranged on one side of the bottom panel (31) opposite to the radiating fins (42), when the rear end cover (3) is connected with the stepping motor body (1) through a screw, the surface of the radiating fin (42) is abutted against the control module body (2).

3. A high accuracy closed loop all-in-one machine as defined in claim 2, wherein: the cooling fin (42) is connected with a plurality of heat dissipation copper pipes (43), and the heat dissipation copper pipes (43) are flat and are attached to the surfaces of the stepping motor body (1) and the control module body (2).

4. A high accuracy closed loop all-in-one machine as defined in claim 2, wherein: two surfaces of fin (42) and control module body (2) mutual contact all are through the processing of polishing, be provided with heat conduction silicone grease layer (44) between the surface that fin (42) and control module body (2) laminated mutually.

5. A high accuracy closed loop all-in-one machine as defined in claim 2, wherein: control module body (2) surface is provided with a plurality of joints, set up a plurality of preformed holes that supply the joint to pass on side board (32) of rear end cover (3), connect including function joint (21) and power supply connector (22), radiator fan (41) are connected and get the electricity from power supply connector (22) through the cable with power supply connector (22).

6. A high accuracy closed loop all-in-one of claim 4, characterized in that: radiator fan (41) link to each other with function joint (21) through the cable, control module group body (2) realize adjusting through function joint (21) to radiator fan's (41) rotational speed.

7. A high accuracy closed loop all-in-one machine as defined in claim 2, wherein: fixed connection is realized through the screw between bottom panel (31) of radiator fan (41) and rear end cover (3), a plurality of shock attenuation gasket (45) are distributed and are provided with between the shell body of radiator fan (41) and bottom panel (31).