CN214592704U

CN214592704U - Linear motor structure based on PCB board

Info

Publication number: CN214592704U
Application number: CN202120775925.9U
Authority: CN
Inventors: 高海涛; 周敏; 张磊
Original assignee: Suzhou Gauss Weber Drive Technology Co ltd
Current assignee: Suzhou Scheler Intelligent Technology Co ltd
Priority date: 2021-04-16
Filing date: 2021-04-16
Publication date: 2021-11-02
Anticipated expiration: 2031-04-16

Abstract

The utility model discloses a linear electric motor structure based on PCB board, include: PCB board, iron core, coil and insulating cover, insulating cover interval distribution is in the iron core, the coil sets up respectively in insulating cover, the PCB board sets up the one side at the iron core, the interval is provided with the connection port with the coil one-to-one on the PCB board, be provided with respectively on the coil and extend to the insulating cover outside and carry out electric connection's outlet terminal with the connection port that corresponds, it carries out the series connection of coil or parallelly connected to be provided with the copper foil circuit that is connected with connection port in the PCB board. In this way, linear electric motor structure based on PCB board, the specially designed PCB board is connected with every coil, realizes the series connection of coil or parallelly connected, has avoided the winding of circuit and the electric leakage problem of welding department to avoid eddy current effect, the welding construction is more high-efficient, can promote linear electric motor's operating stability.

Description

Linear motor structure based on PCB board

Technical Field

The utility model relates to a linear electric motor field especially relates to a linear electric motor structure based on PCB board.

Background

The coils in the linear motor need to work in series or in parallel, and in the production process of the linear motor, the conventional method is to connect the single coils in series or in parallel by welding, and the method has the following disadvantages:

1. because the number of coils is large, the wire ends are easy to make mistakes when being connected in parallel or in series;

2. the insulation of the welding part is difficult to process, and the problem of electric leakage is easily caused;

3. the welding workload is large, and the cold joint is easy to occur;

4. the multi-wire is wound together, so that an eddy current effect is generated, and the stable operation of the linear motor is influenced;

5. difficult operation and low production efficiency.

The above disadvantages indicate that the coil connection mode of the conventional linear motor is relatively lagged, which affects the stable operation and performance improvement of the linear motor and needs to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the main technical problem who solves provides a linear electric motor structure based on the PCB board, promotes the efficiency and the production convenience of coil connection, avoids the eddy current effect, promotes linear electric motor's operating stability.

In order to solve the technical problem, the utility model discloses a technical scheme be: provided is a linear motor structure based on a PCB board, including: PCB board, iron core, coil and insulating cover, insulating cover interval distribution is in the iron core, the coil sets up respectively in insulating cover, the PCB board sets up the one side at the iron core, the interval is provided with the connection port with the coil one-to-one on the PCB board, be provided with respectively on the coil and extend to the insulating cover outside and carry out electric connection's outlet terminal with the connection port that corresponds, it carries out the series connection of coil or parallelly connected to be provided with the copper foil circuit that is connected with connection port in the PCB board.

In a preferred embodiment of the present invention, the end of the insulating sleeve is provided with a first wiring board pointing to the PCB, and the first wiring board is provided with a first wiring groove corresponding to the wire outlet.

In a preferred embodiment of the present invention, a second wiring board is vertically provided on the first wiring board, and a second wiring groove corresponding to the first wiring groove is provided on the second wiring board.

In a preferred embodiment of the present invention, the number of the wire outlets of each coil is 2.

In a preferred embodiment of the present invention, the connection port includes a positioning groove and a solder layer disposed on the positioning groove.

In a preferred embodiment of the present invention, the iron core is provided with a stud penetrating therethrough and pointing to the PCB, an extended joint nut is provided at an end of the stud near the PCB, and a screw connected to the extended joint nut is provided on the PCB.

In a preferred embodiment of the present invention, a fastening nut is disposed at one end of the stud far from the PCB.

In a preferred embodiment of the present invention, the insulating sleeve is a hard insulating plastic sleeve.

The utility model has the advantages that: the utility model provides a linear electric motor structure based on PCB board, the specially designed PCB board is connected with every coil, realize the series connection of coil or parallelly connected, avoided the winding of circuit and the electric leakage problem of welding department, thereby avoid the eddy current effect, welding construction is more high-efficient, avoid the misconnection and leak the problem of even, be favorable to the adoption of automatic welding equipment, the efficiency and the production convenience of coil connection have been promoted, reduce the rosin joint problem, can promote linear electric motor's operating stability.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, wherein:

fig. 1 is a schematic structural diagram of a preferred embodiment of a linear motor structure based on a PCB board according to the present invention;

FIG. 2 is a top view of the PCB board of FIG. 1;

fig. 3 is a schematic view of the structure of the insulating sleeve of fig. 1.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1 to 3, an embodiment of the present invention includes:

the PCB-based linear motor structure shown in fig. 1 includes: PCB board 2, iron core 1, coil and insulating cover 4, 1 sharp arrangements of iron core, and 4 interval distributions of insulating cover are in iron core 1, and the coil sets up respectively in insulating cover 4, and in this embodiment, insulating cover 4 adopts the insulating plastics cover of stereoplasm, and convenient fixing in iron core 1 realizes the location and the insulation protection of coil.

The PCB 2 is arranged on one side of the iron core 1, in the embodiment, a stud 5 pointing to the PCB is arranged on the iron core 1 in a penetrating mode, and a fastening nut 6 is arranged at one end, far away from the PCB 2, of the stud 5 to perform axial limiting on the stud 5. One end of the stud 5 close to the PCB 2 is provided with a lengthened joint nut 3, and the lengthened joint nut 3 enables the PCB 2 and the iron core 1 to keep a certain gap. The PCB 2 is provided with a screw 8 connected with the lengthened joint nut 3, so that the PCB 2 is fixed, and the PCB 2 and the iron core 1 are synchronous.

As shown in fig. 2, the interval is provided with the connection port 21 with the coil one-to-one on the PCB 2, be provided with respectively on the coil and extend to the insulating cover 4 outside and carry out electric connection's leading-out terminal 7 with the connection port that corresponds, in this embodiment, connection port 21 includes the constant head tank and sets up the soldering tin layer at the constant head tank, conveniently carries out terminal location and the welding of leading-out terminal 7, reduces the rosin joint problem, can promote linear electric motor's operating stability. The number of the wire outlet heads 7 of each coil is 2, the number of each group of connecting ports 21 is 2, and the wire outlet heads 7 correspond to each other, so that the positioning is convenient, and the problem of connection errors is avoided.

The copper foil circuit 22 connected with the connecting port 21 is arranged in the PCB 2 to carry out serial connection or parallel connection of coils, so that the serial connection or parallel connection of the coils is simplified, the winding problem of the circuits and the electric leakage problem of welding positions are avoided, and the eddy current effect is effectively avoided.

As shown in fig. 3, the end of the insulating sleeve 4 is provided with a first wiring board 41 pointing to the PCB 2, as shown in fig. 1, the first wiring board 41 is located in the gap between the PCB 2 and the core 1, and the first wiring groove 42 corresponding to the wire outlet 7 is provided on the first wiring board 41, so that the wire outlet 7 can be conveniently routed and positioned in a one-to-one correspondence relationship, and the problem of misconnection and misconnection of the wire outlet 7 can be avoided.

In this embodiment, be provided with second wiring board 43 perpendicularly on the first wiring board 41, be provided with the second wiring groove that corresponds with first wiring groove 42 on the second wiring board 43, the second wiring groove cooperates with first wiring groove 42, further promotes the effect that outlet 7 walked line and was fixed a position for welding construction is more high-efficient, is favorable to automatic welding equipment's adoption.

To sum up, the utility model provides a linear electric motor structure based on PCB board, the welding is convenient, the large-scale production of being convenient for, and production efficiency is high, and structural stability is good, the large-scale production of being convenient for, the coil is difficult for the mistake taking place when the series-parallel connection, also can not produce the eddy current effect, and the motor operation is more steady.

The above is only the embodiment of the present invention, not limiting the scope of the present invention, all of which utilize the equivalent structure or equivalent flow transformation made by the content of the present invention, or directly or indirectly applied to other related technical fields, and all included in the same way in the protection scope of the present invention.

Claims

1. The utility model provides a linear electric motor structure based on PCB board which characterized in that includes: PCB board, iron core, coil and insulating cover, insulating cover interval distribution is in the iron core, the coil sets up respectively in insulating cover, the PCB board sets up the one side at the iron core, the interval is provided with the connection port with the coil one-to-one on the PCB board, be provided with respectively on the coil and extend to the insulating cover outside and carry out electric connection's outlet terminal with the connection port that corresponds, it carries out the series connection of coil or parallelly connected to be provided with the copper foil circuit that is connected with connection port in the PCB board.

2. The PCB-based linear motor structure of claim 1, wherein the end of the insulation sleeve is provided with a first wiring board pointing to the PCB, and the first wiring board is provided with a first wiring groove corresponding to the wire outlet.

3. The PCB-based linear motor structure of claim 2, wherein a second wiring board is vertically disposed on the first wiring board, and a second wiring groove corresponding to the first wiring groove is disposed on the second wiring board.

4. The PCB-based linear motor structure of claim 1, wherein the number of outlet terminals of each coil is 2.

5. The PCB-based linear motor structure of claim 1, wherein the connection port includes a positioning groove and a solder layer disposed on the positioning groove.

6. The PCB-based linear motor structure of claim 1, wherein a stud is arranged on the iron core in a penetrating manner and points to the PCB, an elongated joint nut is arranged at one end of the stud close to the PCB, and a screw connected with the elongated joint nut is arranged on the PCB.

7. The PCB-based linear motor structure of claim 6, wherein one end of the stud far from the PCB is provided with a fastening nut.

8. The PCB-based linear motor structure of claim 1, wherein the insulation sleeve is a hard insulation plastic sleeve.