CN102443980B - Lower cover of sewing machine and sewing machine thereof - Google Patents
Lower cover of sewing machine and sewing machine thereof Download PDFInfo
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- CN102443980B CN102443980B CN201110308264.XA CN201110308264A CN102443980B CN 102443980 B CN102443980 B CN 102443980B CN 201110308264 A CN201110308264 A CN 201110308264A CN 102443980 B CN102443980 B CN 102443980B
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- sewing machine
- lower cover
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- linkage
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Abstract
A lower cover of the invention covers the lower part of sewing machine body which is equipped on a sewing machine platform. The sewing machine of the invention comprises a lower cover which is internally provided with a pedal sensor. The pedal sensor detects treading amount of the a pedal which is provided below the sewing machine body. The lower cover comprises a connecting rod mechanism and a side wall. The connecting rod mechanism connects the pedal sensor with the pedal. The connecting rod mechanism is fixed on a back side wall of the lower cover. An operator is provided in front of the lower cover. The connecting rod mechanism is placed at the side which is opposite to the operator, and is placed at a position which is far from the feet of the operator and is higher. The operator does not easily contact with the connecting rod mechanism in operation on the sewing machine. The sewing machine does not easily generate a movement which is different from the intention of the operator.
Description
Technical field
The present invention relates to a kind of lower cover that the bottom towards the outstanding sewing machine main body in sewing machine table below is covered and the Sewing machines that comprises lower cover.
Background technology
Sewing machines comprises the sewing machine main body that is arranged at sewing machine table peristome.Sewing machine main body is outstanding towards below from peristome.Lower cover covers outstanding sewing machine main body bottom.Sewing machines comprises sewing machine electromotor and pedal.Sewing machine electromotor is arranged at sewing machine main body.Pedal is positioned at the below of sewing machine table.The rotating speed of sewing machine electromotor is determined according to the operational ton of pedal.
The Sewing machines that Japanese Laid-Open Patent Publication is recorded for 2000 No. 388 comprises control cabinet.Control cabinet is positioned at the below of lower cover.Pedal sensor is arranged at control cabinet, and the operational ton of pedal is detected.Pedal and pedal sensor are positioned at the side of operator's one side of control cabinet, and are connected with treadle lever (linkage) by connecting rod.Because treadle lever is positioned at the side of operator's one side of control cabinet, and control cabinet is positioned at the below of lower cover, so operator's health easily contacts with treadle lever.When operator's health contacts with treadle lever, Sewing machines produces the action not identical with operator's intention sometimes.
Summary of the invention
The object of the present invention is to provide lower cover and the Sewing machines of the Sewing machines that a kind of operator's health can not contact with linkage.
The lower cover of the Sewing machines of technical scheme 1 covers the bottom that is arranged at the sewing machine main body of sewing machine table, and comprises linkage and sidewall.Linkage is connected pedal sensor with pedal, pedal sensor detects being arranged at the depression amount of the pedal of sewing machine main body below.Sidewall stationary links mechanism.Linkage is fixed on the described sidewall of a side contrary to operator.
The Sewing machines of technical scheme 2 comprises: sewing machine main body, and this sewing machine main body is arranged at sewing machine table; Pedal, this pedal is arranged at the below of sewing machine main body; Pedal sensor, this pedal sensor detects the depression amount of pedal; Linkage, this linkage is connected pedal sensor with pedal; And lower cover, this lower cover covers the bottom of sewing machine main body from the below of sewing machine table.In described Sewing machines, lower cover has the sidewall of stationary links mechanism.Linkage is fixed on the sidewall of a side contrary to operator.
Linkage is arranged at the sidewall of lower cover.Due to linkage be positioned at from operator's pin away from and higher position, while being therefore arranged at control cabinet with linkage, compare, operator is not easy to contact with linkage in the operation of Sewing machines.Therefore, Sewing machines is not easy to produce the action not identical with operator's intention.
Accompanying drawing explanation
Fig. 1 is the front view of Sewing machines.
Fig. 2 is the stereogram that the past beneath is provided with the lower cover of circuit substrate.
Fig. 3 is the front view that the lower cover of circuit substrate is installed.
Fig. 4 is provided with the top view of the lower cover of circuit substrate from beneath.
Fig. 5 observes the stereogram of lower cover inside from top.
Fig. 6 is the stereogram from beneath lower cover lower surface.
Fig. 7 is the cutaway view that the VII-VII line along Fig. 3 dissects.
Fig. 8 is the cutaway view that the VIII-VIII line along Fig. 4 dissects.
Fig. 9 is the left view of substrate lid in closed condition.
Figure 10 is the left view of substrate lid in open mode.
Figure 11 observes the stereogram of presser feet handle holding state from top.
Figure 12 is the side view of linkage.
Figure 13 is the rearview of linkage.
The specific embodiment
Below, with reference to accompanying drawing, the preferred embodiment of the present invention is described.The direction (front, rear, left and right) of below using in explanation represents with arrow in the drawings.
As shown in Figure 1, Sewing machines comprises the sewing machine main body 100 being arranged on sewing machine table 20.Sewing machine main body 100 comprises base 101, column 102, horn 103.Base 101 be take the mode that its long side direction is left and right directions and is installed on sewing machine table 20.
Sewing machine table 20 has the oblong openings portion 10 corresponding with base 101.Sewing machine main body 100 is to install by the mode of base 101 occlusion of openings portions 10.Base 101 within it portion comprises feed mechanism and shuttle mechanism (not shown).Feed mechanism and shuttle mechanism are covered by the lower cover 200 being installed under sewing machine table 20.Lower cover 200 is made by the metal material with heat conductivity, for example made of aluminum.
Column 102 the right part of base 101 towards above erect.Horn 103 extends towards left from the upper end of column 102.Horn 103 is at its cephalic par supporting needle rod 105 and presser bar 107.
The lower end of shank 105 and presser bar 107 is outstanding towards the below of horn 103.Shank 105 is installed eedle 106 in its lower end.Shank 105 and eedle 106 rise, decline by being located at the action of the needle bar drive device (not shown) in horn 103.Presser bar 107 is installed presser feet 108 in its lower end.Presser bar 107 and presser feet 108 are risen, are declined by the action of the presser bar lifting mechanisms 6 (with reference to Figure 11) in column 102, horn 103.
The presser feet 108 declining is pressed the processing cloth on base 101.Needle bar drive device is interactive with feed mechanism, shuttle mechanism by the driving of the included sewing machine electromotor (not shown) of sewing machine main body 100.Eedle 106 rises, declines and make the processing cloth on base 101.Sewing machine electromotor is installed on the right side of the column 102 of tegmentum 109 coverings.
As shown in Figure 2 to 4, lower cover 200 is at its lower surface mounting circuit substrate 300.Lower cover 200 has the first cap 210 and the second cap 220.As shown in Figure 1, the first cap 210 is positioned at the cephalic par side (left side) of horn 103.The second cap 220 is positioned at column 102 sides (right side).The first cap 210, the second cap 220 have the lower surface parallel with sewing machine table 20.The lower surface of the second cap 220 is positioned at top with respect to the lower surface of the first cap 210.As shown in Figure 5, the second cap 220 has front side wall 221, rear wall 222, the right side wall 223 standing vertically from its lower surface.As shown in Figure 3, Figure 4, circuit substrate 300 is installed on the lower surface of the second cap 220.The installation portion of circuit substrate 300 is covered by substrate lid 400 (with reference to Fig. 1).
Circuit substrate 300 comprises controls substrate 310 and power supply board 320.Control substrate 310, power supply board 320 configure a plurality of circuit component 312,322 on a face separately.As shown in Figure 6, the second cap 220 has a plurality of protuberances 203 at its lower surface.A plurality of protuberances 203 have identical height.Control substrate 310, power supply board 320 so that the configuration plane of circuit component 312,322 mode is downward placed on corresponding protuberance 203, and be screwed and be installed on each protuberance 203.As shown in Figure 3, control substrate 310, power supply board 320 is parallel with this lower surface on the position of the distance lower surface of the second cap 220 and the corresponding size of height of protuberance 203.Control substrate 310, power supply board 320 so that the configuration plane of circuit component 312,322 mode and sewing machine table 20 downward installed abreast.
In controlling the circuit component 312 of substrate 310, integrated circuit, resistance, the part that capacitor equal altitudes is lower are more.In the circuit component 322 of power supply board 320, the part that transformer equal altitudes is higher is more.Power supply board 320 is installed on the position away from the first cap 210 on the lower surface of the second cap 220.Control substrate 310 is installed near the first cap 210 on the lower surface of the second cap 220.The circuit component 312 of controlling substrate 310 comprises than the low circuit component 313 of specified altitude To and the circuit component 314 higher than specified altitude To.In controlling the circuit component 312 of substrate 310, by lower circuit component 313 centralized configuration near the first cap 210, by higher circuit component 314 centralized configuration in the position away from the first cap 210.
While as mentioned above lower cover 200 being installed, power supply board 320 is positioned at right side, controls substrate 310 and is positioned at left side.Control the high part configuration section that substrate 310 has the low part configuration section of the lower circuit component of configuration 313 and configures higher circuit component 314.Low part configuration section is separated on left and right directions with high part configuration section, and the mode that the low part configuration section of take is right side as left side, high part configuration section is installed.While observing lower cover 200 integral body, higher circuit component 322,314 is positioned at right side, and lower circuit component 313 is positioned at left side.As shown in Figure 1, the right side that the substrate lid 400 that covers circuit substrate 300 installation portions has a higher circuit component of configuration 322,314 under, the left side of the lower circuit component 314 of configuration is in upper such stage portion.
As shown in Figure 3, Figure 4, control substrate 310 and comprise heating part 315.Heating part 315 is for example IPM (Intelligent Power Module: SPM).Heating part 315 is disposed at the central portion of the face towards top of controlling substrate 310.
As shown in Figure 6, lower cover 200 has contact site 240.Contact site 240 on the lower surface of the second cap 220 towards below outstanding.Contact site 240 has position, shape, the size corresponding with the heating part 315 of controlling substrate 310.As shown in Figure 3, the upper surface of heating part 315 contacts with contact site 240.The heat that heating part 315 sends is delivered to lower cover 200 via contact site 240.
As shown in Figure 5, lower cover 200 has the protuberance 257 of heat transmission in side bottom surface within it.Protuberance 257 is the linearity extending along fore-and-aft direction, and on left and right directions, is arranged with a plurality of.The formation position of protuberance 257 is corresponding with the contact site 240 of the second cap 220 lower surfaces.Protuberance 257 is larger with the area that its ambient air contacts, and it makes the heat that is delivered to lower cover 200 via contact site 240 distribute towards periphery.The heat that heating part 315 sends can distribute with the effect of protuberance 257 reliably by contact site 240.
While there is a plurality of heating part 315, in the position of each heating part 315, contact site 240, protuberance 257 are set.When the position of a plurality of heating parts 315 is nearer, contact site 240, protuberance 257 also can share.
As shown in Figure 1 and Figure 2, the peristome 10 of sewing machine table 20 has notch part 12.Notch part 12 is located at the central portion of oblong openings portion 10 right edge.The lid 109 of sewing machine main body 100 is positioned at notch part 12 tops.Between lid 109 and sewing machine table 20, there is gap S.Lid 109 does not stop up notch part 12.Notch part 12 forms the ventilation road being communicated with up and down of sewing machine table 20.
The second cap 220 comprises heating part 330.Heating part 330 is for example the regeneration resistance of the electricity while consuming sewing machine electromotor deceleration.As shown in Figure 2 to 4, heating part 330 is adhered to the right part of the second cap 220 lower surfaces.Heating part 330 is positioned near notch part 12.The heat that heating part 330 sends is in the interior generation free convection of notch part 12.Heating part 330 by with in notch part 12 from below towards above mobile wind contact and cooling.
Notch part 12 arranges in mode corresponding to the position with heating part 330.For example, when heating part 330 is disposed at the rearward end of the second cap 220 lower surfaces, notch part 12 is located at the back side edge of peristome 10.
Notch part 12 can be located at and make the nonoverlapping position of processing cloth of moving do feeding in operation on sewing machine table 20.Notch part 12 shown in Fig. 1, Fig. 2 is positioned at the right side of column 102.Processing cloth moves do feeding in the operating area below horn 103.Notch part 12 is not overlapping with the processing cloth moving do feeding.The ventilation of notch part 12 is not processed cloth and is hindered.Processing cloth can not be stuck in notch part 12 and can do feeding, move well.
Operator is sitting in the place ahead of Sewing machines and carries out operation.As shown in Figure 1 and Figure 2, notch part 12 is away from operator.Operator can not be through the wind of notch part 12 and arrive.Operator's pin can not contact with heating part 330 for 20 times at sewing machine table.Operator can be in the situation that the warming-up effect of the part 330 that do not generated heat be carried out operation.
As shown in Figure 5, Figure 8, lower cover 200 is cuboid box of whole the opening on top.As mentioned above, lower cover 200 comprises the first cap 210 and the second cap 220.The first cap 210 forms deeplyer than the second cap 220 for taking in feed mechanism and shuttle mechanism.Therefore,, when lower cover 200 is installed on to sewing machine table 20, the lower surface of the first cap 210 than the lower surface of the second cap 220 more on the lower.
The first cap 210 and the second cap 220 are separated wall 230 and separate.The first cap 210 works as the oily reservoir that shuttle mechanism is lubricated.Partition wall 230 prevents that the oil in the first cap 210 from entering in the second cap 220.The first cap 210 has opening 211.Opening 211 is formed to lower surface from the left surface of the first cap 210, for being installed on the maintenance activities such as replacing of the shuttle of shuttle mechanism.
As shown in Figure 3, the lower surface of the first cap 210 is than being disposed at the second control substrate 310 of cap 220 lower surfaces, the installation position of power supply board 320 sets low h.Oil in the first cap 210 leaks into outside and flows to the second cap 220 along the lower surface of the first cap 210 from opening 211 sometimes.Because oil can be parked in the border of the first cap 210 and the second cap 220, so can not be attached to control substrate 310, power supply board 320.Control substrate 310, power supply board 320 can normally move.
Shown in Fig. 6, the second cap 220 has outstanding wall 204.Outstanding wall 204 is outstanding from the following table faced downwards of the second cap 220.Outstanding wall 204 surrounds around the installation portion of controlling substrate 310, power supply board 320 from three directions.A remaining direction is surrounded by the stage portion between the first cap 210 and the second cap 220.
In making operation, operator trickles down the liquid such as drinking water on sewing machine table 20 sometimes.Unrestrained liquid can, along the side faced downwards drippage of lower cover 200, arrive the lower surface of the second cap 220.Outstanding wall 204 stops the liquid that arrives the second cap 220 lower surfaces.Because outstanding wall 204 surrounds the installation portion of controlling substrate 310, power supply board 320, so liquid can not be attached to control substrate 310, power supply board 320.Control substrate 310, power supply board 320 can normally move.
The upper opening of lower cover 200 is the rectangle identical with the peristome 10 of sewing machine table 20.As shown in Figure 8, the long limit Lh2 (left and right directions length) of long limit Lc2 (left and right directions length) the ratio open portion 10 of upper opening is long.As shown in Figure 7, the minor face Lh1 (fore-and-aft direction length) of the minor face Lc1 of upper opening (fore-and-aft direction length) ratio open portion 10 is long.Sewing machine table 20 has the lower edge of peristome 10 is carried out to deburring and the recess 22 that forms on its lower surface.As shown in Figure 5, Figure 6, lower cover 200 has bolt installation portion 256 in four corners of opening at an upper portion thereof.As shown in Figure 7, Figure 8, lower cover 200, by its upper opening is aimed at the recess 22 under sewing machine table 20, is tightened on the bolt (not shown) through bolt installation portion 256 in the bolt hole that is formed at recess 22, and is installed on sewing machine table 20.
Substrate lid 400 is box-shaped lids that the installation portion of circuit substrate 300 (controlling substrate 310, power supply board 320) is covered.As shown in Figure 9, Figure 10, substrate lid 400 has along the outstanding axial region 402 of left and right directions the front side of opening at an upper portion thereof.The second cap 220 has support portion 207 (with reference to Fig. 6) on its lower surface.Outstanding wall 204 both ends of 207 front side, support portion are outstanding towards below.Support portion 207 has the supported hole of left and right directions.By the axial region of left and right 402, the supported hole through support portion 207 supports substrate lid 400.Substrate lid 400 by rotating to open and close the installation portion of circuit substrate 300 centered by axial region 402.
As shown in Figure 9, the lid of the substrate in closed condition 400 covers the installation portion of circuit substrate 300.The substrate lid 400 of closed condition prevents that the foreign matters such as dust are attached to circuit substrate 300 and prevent operator's pin contact circuit substrate 300.
As shown in the enlarged drawing in Fig. 7, Fig. 8, the upside opening of the substrate lid 400 of closing is in the inner side of outstanding wall 204.Substrate lid 400 inner sides at outstanding wall 204 form labyrinth part LS.Labyrinth part LS plays and makes to cross the function that the liquid of outstanding wall 204 stops.Liquid along lower cover 200 side drippages stops reliably because of outstanding wall 204 and the cooperative effect of labyrinth part LS, can not be attached to circuit substrate 300 (controlling substrate 310, power supply board 320).Circuit substrate 300 can normally action under the state of non-cohesive dust, liquid.
As shown in figure 10, substrate lid 400 by rotating and open towards the place ahead centered by axial region 402.Operator opens substrate lid 400 when the maintenance activities such as the inspection of circuit substrate 300, replacing.The installation portion of circuit substrate 300 exposes at the rear side of substrate lid 400.Operator can be covered at substrate 400 rear side enforcement maintenance activity.
Substrate lid 400 sometimes in making operation because vibration is opened.Substrate lid 400 rotates towards the place ahead, below sewing machine table 20, collides with operator's pin.Operator recognizes the unlatching of substrate lid 400, substrate can be covered to 400 and close to proceed to make operation.Operator's pin can not contact with circuit substrate 300, can prevent electric shock accidents etc.
As shown in Figure 5, lower cover 200 has handle support portion 52 in the inside bottom surface of the second cap 220.Handle support portion 52 stands vertically in the right back of heat transmission protuberance 257.Handle support portion 52 has the supported hole that runs through its cephalic par along fore-and-aft direction.Lower cover 200 has the axis hole 254 that runs through its anterior side.Axis hole 254 is arranged in a straight line with the supported hole of handle support portion 52.Handle support portion 52 and axis hole 254 support the rotating shaft 51 of presser feet handle 50.
As shown in figure 11, the leading section of rotating shaft 51 is given prominence to towards the outside of lower cover 200 through axis hole 254.Presser feet handle 50 has handle bar 53.Handle bar 53 is connected with the leading section of rotating shaft 51 by connector 54.The cephalic par that handle bar 53 extends towards lower left at it has the operation panel 56 of circular plate type.
Rotating shaft 51 is at lower cover 200 inner support connecting elementss 55.Connecting elements 55 swings by rotating shaft 51 rotations.Connecting elements 55 is connected its cephalic par towards right-hand extension with presser bar lifting mechanisms 6.The cephalic par of connecting elements 55 is pressed towards below with the spring force of the chimeric helical spring 57 of rotating shaft 51.
As shown in Figure 1, handle bar 53 is generally positioned at for 20 times and makes operation panel 56 towards the position of left at sewing machine table.Operator aims at knee with operation panel 56, in the mode towards right-hand pressing operation plate 56, operate.Operation panel 56 and handle bar 53 counter-clockwise swing centered by rotating shaft 51.Connecting elements 55 so that the mode that its cephalic par improves in the interior swing of lower cover 200.
As shown in figure 11, presser bar lifting mechanisms 6 comprises two L shaped handles 60,61.Centered by the axle of L shaped handle 60,61 fore-and-aft directions by support bends portion, swing.L shaped handle 60 is disposed at the upper inner of column 102.The end towards right-hand extension of L shaped handle 60 is connected with connecting elements 55 by the connecting rod 62 of above-below direction.L shaped handle 61 is disposed at the cephalic par inner side of horn 103.The end of extending towards below of L shaped handle 60 is connected with the end of extending towards top of L shaped handle 61 by the connecting rod 63 of left and right directions.The end of extending towards left of L shaped handle 61 is connected with presser bar 107.
As mentioned above, presser bar 107 rises, declines together with being installed on the presser feet 108 of its lower end.As shown in Figure 1, shown in Figure 11, presser feet 108 is under normal conditions in decline state.Operator operates presser feet handle 50 when making presser feet 108 increase.L shaped handle 60 is connected with connecting elements 55.L shaped handle 60 is (in Figure 11) swing counterclockwise by the operation of presser feet handle 50.L shaped handle 61 is connected with L shaped handle 60.L shaped handle 61 is (in Figure 11) swing clockwise by the operation of presser feet handle 50.Presser bar 107 is connected with L shaped handle 61.Presser bar 107 and presser feet 108 rise because operating presser feet handle 50.
The handle support portion 52 that presser feet handle 50 is located in lower cover 200 is supported, and is disposed at the front portion of lower cover 200.Presser feet handle 50 can be configured to towards the below of lower cover 200, not extend in long way, and therefore, operator's pin can not collide with handle support portion 52, can increase work efficiency.
As shown in Figure 1, setting operation pedal 30 below sewing machine table 20.Operator is for driving, stopping sewing machine electromotor and make the rotary speed variation of sewing machine electromotor trample operation to operating pedal 30 in making operation.Operating pedal 30 is connected with linkage 40 by connecting rod 31.As shown in figure 13, linkage 40 is fixed on the outside of the rear wall 222 of the second cap 220.
Linkage 40 comprises swing handle 41, helical spring 42, rotating shaft 43, locating part 44.Swing handle 41 use rotating shafts 43 and support its right part.Rotating shaft 43 is the axles that extend along fore-and-aft direction.Connecting rod 31 is connected with the left part that swings handle 41.42 pairs of helical springs swing handle 41 and apply the spring force towards top.Swing handle 41 collisions that locating part 44 swings by the spring force with because of helical spring 42 limit the swing position that swings handle 41.
Swing handle 41 is generally positioned at the swing position of limited 44 restriction.When operating pedal 30 is operated, connecting rod 31 will swing handle 41 and pull towards below.Swing handle 41 overcome helical spring 42 spring force and clockwise (in Figure 13) swing.Rotating shaft 43 is rotated by swinging the swing of handle 41.The rotation of rotating shaft 43 is delivered to the pedal sensor (not shown) of being located in the second cap 220.The signal that pedal sensor output is corresponding with the operational ton of operating pedal 30.Sewing machine electromotor drives, stops according to the output of pedal sensor, and rotary speed is changed.
Linkage 40 is arranged at the rear wall 222 of the second cap 220.Operator is positioned at the front side of the second cap 220.Linkage 40 be positioned at from operator's pin away from, higher position.While being arranged at control cabinet with linkage 40, compare, operator is not easy to contact with linkage 40 in the operation of Sewing machines.Therefore, Sewing machines is not easy to produce the action not identical with operator's intention.
Linkage 40 is disposed at the rear side of lower cover 200, does not occupy the bottom of lower cover 200.Because operator's pin can, in lower cover 200 times and linkage 40 collisions, therefore can not improve operator's operating efficiency.Because lower cover 200 is made of metal, therefore support link mechanism 40 stably.Lower cover 200 is able to take to act on because of the operation of operating pedal 30 the larger load of linkage 40.
As mentioned above, circuit substrate 300 configures the configuration plane of circuit component and the lower surface of lower cover 200 abreast.Circuit substrate 300, substrate lid 400 can not take larger space below sewing machine table 20.Because circuit substrate 300, substrate lid 400 is not easy the pin collision with the operator who operating pedal 30 and presser feet handle 50 is operated sewing machine table 20 times, therefore can improve operator's operating efficiency.Because the pin collision being not easy because of with operator causes the impact to circuit substrate 300, so Sewing machines is not easy to move mistakenly.
On circuit substrate 300, circuit component centralized configuration highly higher in circuit component is in right side, and highly lower circuit component centralized configuration is in left side.In making operation, operator is sitting in the position relative with eedle 106 and presser feet 108.Operator's pin is positioned at sewing machine table the side that highly lower circuit component is concentrated for 20 times.Circuit substrate 300, substrate lid 400 is not easy the pin collision with the operator who operating pedal 30 and presser feet handle 50 is operated sewing machine table 20 times, can further improve operating efficiency.Due to more difficult, because colliding, the pin with operator causes the impact to circuit substrate 300, so the more difficult action mistakenly of Sewing machines.
Claims (2)
1. a lower cover for Sewing machines, covers the bottom that is arranged at the sewing machine main body of sewing machine table, it is characterized in that, comprising:
Linkage, this linkage is connected pedal sensor with pedal, and described pedal sensor detects being arranged at the depression amount of the described pedal of described sewing machine main body below; And
Sidewall is fixed described linkage on this sidewall,
Described linkage is fixed on the described sidewall of a side contrary to operator,
Described lower cover has installation portion at outside lower surface, and this installation portion is used for mounting circuit substrate,
Described circuit substrate is installed on described installation portion in the configuration plane of the circuit component mode parallel with described sewing machine table.
2. a Sewing machines, comprising:
Sewing machine main body, this sewing machine main body is arranged at sewing machine table;
Pedal, this pedal is arranged at the below of described sewing machine main body;
Pedal sensor, this pedal sensor detects the depression amount of described pedal;
Linkage, this linkage is connected described pedal sensor with described pedal; And
Lower cover, this lower cover covers the bottom of described sewing machine main body from the below of described sewing machine table,
It is characterized in that,
Described lower cover has the sidewall of described linkage and fixing described linkage, and described linkage is fixed on the described sidewall of a side contrary to operator,
Described lower cover has installation portion at outside lower surface, and this installation portion is used for mounting circuit substrate,
Described circuit substrate is installed on described installation portion in the configuration plane of the circuit component mode parallel with described sewing machine table.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010-220673 | 2010-09-30 | ||
| JP2010220673A JP2012075477A (en) | 2010-09-30 | 2010-09-30 | Sewing machine under-cover and sewing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102443980A CN102443980A (en) | 2012-05-09 |
| CN102443980B true CN102443980B (en) | 2014-12-10 |
Family
ID=46006897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110308264.XA Active CN102443980B (en) | 2010-09-30 | 2011-09-29 | Lower cover of sewing machine and sewing machine thereof |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2012075477A (en) |
| CN (1) | CN102443980B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4691588A (en) * | 1983-03-29 | 1987-09-08 | Mitsubishi Denki Kabushiki Kaisha | Lever mechanism in combination with a sewing machine driving device |
| CN1495315A (en) * | 1998-06-12 | 2004-05-12 | 重机株式会社 | Control box device for sewing mechine |
| CN201024292Y (en) * | 2007-03-20 | 2008-02-20 | 广州华南智信微系统有限公司 | AC frequency-converting motor system for industrial sewing machine |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008068003A (en) * | 2006-09-15 | 2008-03-27 | Juki Corp | Sewing machine |
-
2010
- 2010-09-30 JP JP2010220673A patent/JP2012075477A/en active Pending
-
2011
- 2011-09-29 CN CN201110308264.XA patent/CN102443980B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4691588A (en) * | 1983-03-29 | 1987-09-08 | Mitsubishi Denki Kabushiki Kaisha | Lever mechanism in combination with a sewing machine driving device |
| CN1495315A (en) * | 1998-06-12 | 2004-05-12 | 重机株式会社 | Control box device for sewing mechine |
| CN201024292Y (en) * | 2007-03-20 | 2008-02-20 | 广州华南智信微系统有限公司 | AC frequency-converting motor system for industrial sewing machine |
Non-Patent Citations (1)
| Title |
|---|
| JP特开2008-68003A 2008.03.27 * |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2012075477A (en) | 2012-04-19 |
| CN102443980A (en) | 2012-05-09 |
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