CN201095686Y

CN201095686Y - Industrial sewing machine energy-saving driving device

Info

Publication number: CN201095686Y
Application number: CNU2007201135730U
Authority: CN
Inventors: 王以强
Original assignee: XIANGSHAN DONGFANG AUTOMOBILE MOTOR FACTORY
Current assignee: XIANGSHAN DONGFANG AUTOMOBILE MOTOR FACTORY
Priority date: 2007-08-21
Filing date: 2007-08-21
Publication date: 2008-08-06
Anticipated expiration: 2017-08-21

Abstract

The utility model relates to an energy-saving device used for an industrial swing machine, which is used for the energy-saving drive of an industrial sewing machine. The utility model consists of a permanent magnet DC motor, an electronic controller and a foot-controlled speed-adjuster. The permanent magnet DC motor encloses the body section of the electric motor arranges a fan outside the enclosed body section of the electric motor and accelerates heat dissipation by cooling off the electric motor shell composed of stators. The electronic controller is provided with a case body, a plug, a socket and a grounding device respectively connected with the commercial power, the electric motor and the foot-controlled speed-adjuster are arranged on the case body and a control circuit is arranged inside the case body. The foot-controlled speed-adjuster is connected with the pedal of a sewing machine and adjusts the speed through the displacement of the linear Hall sensor connected with the electronic controller. The energy-saving device for an industrial swing machine adopts a pedal control and can operate or stop instantly without idling losses yet with a notable power economization. The energy-saving device used for an industrial swing machine is convenient and easy to install. After powered on, the permanent magnet DC motor has a rapid rise in speed and the workers can enter a working state immediately without changing the prior operational habits.

Description

The industrial sewing machine energy-saving driving device

Technical field

The utility model relates to the sewing machine technical field, especially relates to the drive unit of industrial sewing machine.

Background technology

At present, the motor that industrial sewing machine adopts is the AC induction motor that a kind of clutch that has flywheel combines, and is open close by three-phase button control motor, and motor runs to come off duty from the working beginning always and just cuts out.And in the real work, the workman is when doing back work, and motor all is to be in the no-load running state, so caused very big waste of energy; The searching document data, existing a large amount of electricity-saving control device is open, but practical application and few, factory still operates by traditional technology; Tracing it to its cause, be because power savings is unsatisfactory, and it is very inconvenient to transform old device; especially the starting characteristic owing to AC induction motor determines its starting back speed to rise slowly, starts shooting after the shutdown again, and the workman can not work immediately; operate uncomfortablely, cause power-saving technology to promote difficulty.

Summary of the invention

The purpose of this utility model is in order to overcome the deficiency of prior art, a kind of industrial sewing machine energy-saving driving device to be provided, and this drive unit works asynchronously with sewing operation, promptly open promptly and stop, and no idling loss, power savings is obvious; Whole drive unit is easy to assembly, and is easy to old scrap build; Do not change workman's operating habit, the workman takes like a shot.

For achieving the above object, the technical solution of the utility model is such: a kind of industrial sewing machine energy-saving driving device, by permanent magnet DC motor, electronic controller and foot control speed regulator three parts are formed, said permanent magnet DC motor, the structure of the existing common permanent magnet DC motor of maintenance basically, but consider that fabric wadding suede is not inhaled in the motor, the motor main part is made enclosed, and fan is placed outside the motor sealing main body, the electric machine casing of being made up of stator by cooling quickens to dispel the heat; Said electronic controller, a casing is arranged, be respectively equipped with the plug, the socket that link to each other with civil power, motor and foot control speed regulator on the casing, and earthing or grounding means, be provided with transformer in the casing, the control circuit that integrated control module and power model etc. are formed by electrically connecting; Said foot control speed regulator has a matrix, is connected with fixed support on the matrix, has a head to expose the outer pull bar in matrix bottom in the matrix, and pull bar top connects the magnet steel assembly of being located in the matrix, is arranged with spring on the pull bar; Be provided with linear hall sensor in the matrix, this linear hall sensor places pull bar upper end side, and is corresponding with the magnet steel assembly, along with moving up and down of pull bar, can or separate with the magnet steel component joint.

Owing to adopted technique scheme, a kind of industrial sewing machine energy-saving driving device of the present utility model with foot-operated control, is promptly opened promptly and is stopped, and economize on electricity obviously; Change original AC induction motor during installation, comprise its with flywheel and clutch, change the permanent magnet DC motor of this device; The electronic controller of this device is fixed in the sewing machine table lower right corner, control panel is outside, so that observe, regulate and control, and the foot control speed regulator of this device is fixed under the platen, rod head under the foot control speed regulator connects with the pedal connecting rod is universal, and the pedal connecting rod other end that is fastened into through two poles connects with pedal is also universal, inserts each attachment plug at once, can not change other any settings of original device, convenient and easy; Permanent magnet DC motor start back speed rises fast, and the workman can enter duty immediately, does not change the original operating habit of workman.

Description of drawings

Below in conjunction with drawings and Examples the utility model is described in detail.

Fig. 1 is a connection diagram of the present utility model.

Fig. 2 is the utility model parts 1 permanent magnet DC motor structural representations.

Fig. 3 is a foot control governor structure schematic diagram of the present utility model.

Among the figure: 1, permanent magnet DC motor, 101, fore bearing, 102, drive end bearing bracket, 103, rotor, 104, stator, 105, commutator, 106, brush, 107, rear end cap, 108, fan, 109, case, 110, rear bearing, 2, electronic controller, 3, foot control speed regulator, 301, fixed support, 302, the magnet steel assembly, 303, housing, 304, linear hall sensor, 305, connecting pin, 306, pull bar, 307, cover plate, 308, spring.

The specific embodiment

By shown in Figure 1, a kind of industrial sewing machine energy-saving driving device of the present utility model, by permanent magnet DC motor 1, electronic controller 2 and foot control speed regulator 3 three parts are formed, civil power connects electronic controller 2, transports to integrated control module and power model in the electronic controller after transformation, rectification; Electronic controller 2 is connected with foot control speed regulator 3; Integrated control module in electronic controller and power model computing, feedback signal control permanent magnet DC motor 1; Said permanent magnet DC motor 1 by shown in Figure 2, comprises rotor 103, stator 104, front and rear cover 102,107; Establish front and back bearings 101,110 on the front and rear cover, cooperate with rotor shaft, commutator 105 also is housed in the rotating shaft, the commutator brush 106 interior with placing rear end cap contacts connection; Said stator 104 is the metal cylinders that are stained with two permanent magnets, stator connects the formation seal with front and rear cover, only have rotating shaft to expose outside the ending cover hole, and fan 108 is housed in the rotating shaft outside rear end cap, fan housing covers a case 109, and this case and rear end cap fix; On rear end cap, also establish a peep-hole,, establish removable cover on the peep-hole, seal at ordinary times, need the time spent to open in order to observe brush ruuning situation;

Said foot control speed regulator 3 by shown in Figure 3, has a matrix 303, and matrix one side is covered by cover plate 307 lids, and opposite side is connected with fixed support 301, fixes with sewing machine table; Have a head to expose the outer pull bar 306 of housing bottom in the matrix, this rod head that exposes connects the connecting rod that links to each other with the Sewing machines pedal; Pull bar top connects the magnet steel assembly of being located in the housing 302 by connecting pin 305, is arranged with spring 308 on the pull bar; Also be provided with linear hall sensor 304 in the matrix, this linear hall sensor places pull bar upper end side, and is corresponding with the magnet steel assembly, along with moving up and down of pull bar, can or separate with the magnet steel component joint; Linear hall sensor 304 is connected outside the matrix by lead, links with electronic controller 2;

Said connecting rod can be regulated connecting rod length on demand by the superimposed snapping of two poles; For easy for installation, being connected of the rod head that exposes and Sewing machines pedal connecting rod be universal connection; Simultaneously Sewing machines pedal connecting rod and being connected of Sewing machines pedal also are universal connections.

Claims

1, a kind of industrial sewing machine energy-saving driving device is characterized in that: by permanent magnet DC motor (1), electronic controller (2) and foot control speed regulator (3) three parts are formed; Said electronic controller (2) has a casing, is respectively equipped with the plug, the socket that link to each other with civil power, motor and foot control speed regulator on the casing, and earthing or grounding means, is provided with control circuit in the casing; Said permanent magnet DC motor (1) comprises rotor (103), stator (104), front and rear cover (102,107); Establish front and back bearings (101,110) on the front and rear cover, cooperate with rotor shaft, commutator (105) also is housed in the rotating shaft, the commutator brush (106) interior with placing rear end cap contacts connection; Said stator (104) is the metal cylinder that is stained with two permanent magnets, stator connects the formation seal with front and rear cover, only have rotating shaft to expose outside the ending cover hole, and fan (108) is housed in the rotating shaft outside rear end cap, fan housing covers a case (109), and this case and rear end cap fix; Said foot control speed regulator (3) has a matrix (303), and matrix one side is covered by cover plate (307) lid, and opposite side is connected with fixed support (301), fixes with sewing machine table; Have a head to expose the outer pull bar (306) of housing bottom in the matrix, this rod head that exposes connects the connecting rod that links to each other with the Sewing machines pedal; Pull bar top connects the magnet steel assembly of being located in the housing (302) by connecting pin (305), is arranged with spring (308) on the pull bar; Be provided with linear hall sensor (304) in the matrix, this linear hall sensor places pull bar upper end side, and is corresponding with the magnet steel assembly; Linear hall sensor (304) is connected outside the matrix by lead, links with electronic controller (2).

2, a kind of industrial sewing machine energy-saving driving device according to claim 1 is characterized in that: also be provided with a peep-hole on the rear end cap (107) of said permanent magnet DC motor (1), establish removable cover on the peep-hole.

3, a kind of industrial sewing machine energy-saving driving device according to claim 1 is characterized in that: it is by the superimposed connecting rod that is fastened into of two poles that the pull bar (306) of said foot control speed regulator (3) exposes the connecting rod that the outer head of matrix (302) links to each other with the Sewing machines pedal.

4, a kind of industrial sewing machine energy-saving driving device according to claim 3 is characterized in that: it is universal the connection with connecting rod that the pull bar (306) of said foot control speed regulator (3) exposes the outer head of matrix (302).

5, a kind of industrial sewing machine energy-saving driving device according to claim 3 is characterized in that: being connected of said connecting rod and Sewing machines pedal be universal connection.