CN202380247U - Lower cover of sewing machine - Google Patents
Lower cover of sewing machine Download PDFInfo
- Publication number
- CN202380247U CN202380247U CN2011203854354U CN201120385435U CN202380247U CN 202380247 U CN202380247 U CN 202380247U CN 2011203854354 U CN2011203854354 U CN 2011203854354U CN 201120385435 U CN201120385435 U CN 201120385435U CN 202380247 U CN202380247 U CN 202380247U
- Authority
- CN
- China
- Prior art keywords
- substrate
- cap
- lower cover
- sewing machine
- installation portion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Landscapes
- Sewing Machines And Sewing (AREA)
Abstract
The utility model relates to a lower cover of a sewing machine, which is provided with a baseboard installation portion, wherein the baseboard installation portion is used for leading a circuit baseboard to be installed in a mode that a configuration surface of a circuit part is parallel to a sewing machine table. The lower cover provided with the circuit baseboard cannot occupy large space under the sewing machine table. An operator can operate under the sewing machine table without being collided with the circuit baseboard, and working efficiency is improved.
Description
Technical field
The utility model relates to a kind of bottom lower cover that covers and Sewing machines that comprises lower cover of the sewing machine main body that will give prominence to towards the sewing machine table below.
Background technology
Sewing machines comprises the sewing machine main body that is arranged on the sewing machine table.Sewing machine main body comprises base, column, horn.Sewing machine table has peristome.Sewing machine main body is arranged on the sewing machine table with the mode with base occlusion of openings portion.Column stands vertically on base.Upper surface with base extends horn abreast from the upper end of column.Horn supports eedle, presser feet at its cephalic par.Presser feet drops on the base and pushes machining cloth.Eedle rises, descends, and machining cloth is made in feed mechanism, the shuttle mechanism interaction inner with being located at base.
The Sewing machines of 2000 No. 388 records of day disclosure special permission communique comprises lower cover.The bottom of the sewing machine main body that lower cover will be given prominence to towards the sewing machine table below covers.Lower cover has the substrate installation portion, and this substrate installation portion is used for the circuit substrate that installing drive control sewing machine main body is used.The substrate installation portion is a framework of being located at the lower cover lower surface with the mode of extending towards the below.Circuit substrate is installed on the two sides, the left and right sides of framework, is covered by control cabinet.Control cabinet takies the bigger space of above-below direction under sewing machine table.
Operating portions such as operating pedal, presser feet handle are set under sewing machine table.The operator operates operating portion with pin.In making operation, operating pedal is operated for the sewing machine electromotor that drives, stops to be located at sewing machine main body, the rotary speed of change sewing machine electromotor.In the beginning of making or when finishing for making presser feet improve, machining cloth is disposed on the base or machining cloth taken away the presser feet handle is operated.
When operating portions such as operating pedal, presser feet handle were operated, operator's pin can collide with control cabinet under sewing machine table.The problem that exists control cabinet to hinder the operation of operating portion, the operating efficiency of making to descend.
The utility model content
The purpose of the utility model be to provide a kind of can below the sewing machine table not take circuit substrate, the operation of using than the mode installing drive control sewing machine main body of large space that does not hinder the operating portion under the sewing machine table, the lower cover and the Sewing machines that can improve the Sewing machines of the operating efficiency of making.
The lower cover of the Sewing machines of first invention; Be installed on the peristome that sewing machine table is provided with; The bottom of the sewing machine main body that will give prominence to towards the below of said peristome covers, and it is characterized in that, comprising: the substrate installation portion; This substrate installation portion is arranged at the outside lower surface of said lower cover, and is used to install said sewing machine main body is carried out the circuit substrate that drive controlling is used; First cap, this first cap is positioned at the cephalic par side of horn, and said horn extends towards left from the upper end of the column erect at said sewing machine table; Second cap, this second cap is positioned at said stud sides; Substrate lid, this substrate lid is installed on the lower surface of said second cap, and is that the center is rotated and opened and closed said substrate installation portion with the axle along this substrate lid leading edge; Outstanding wall, this outstanding wall is outstanding towards the below to surround said substrate installation portion mode on every side; Contact site, this contact site is arranged at said substrate installation portion with the mode outstanding towards the below, and contacts with the circuit component of the evolution of heat that is disposed at said circuit substrate; Protuberance, this protuberance is arranged near the said contact site, and the heat that will be delivered to said contact site is distributed; The support portion, this support portion is arranged at the inner bottom surface of lower cover, and has the supported hole that countershaft supports; And axis hole; This axis hole runs through the leading flank of lower cover; And arrange in a straight line with the said supported hole of said support portion, and said rotating shaft is supported, said lower cover is to be processed by the metal material with heat conductivity; Said substrate installation portion is located at the lower surface that more leans on said second cap of top than the lower surface of said first cap; Said circuit substrate is installed on said substrate installation portion with the configuration plane of the circuit component mode parallel with said sewing machine table, when said substrate lid is closed, the trailing edge of said substrate lid in the inboard of said outstanding wall near the lower surface of said second cap.
The lower cover of the utility model has the substrate installation portion.Substrate installation portion power supply base board is installed with the configuration plane of the circuit component mode parallel with sewing machine table.Lower cover does not take than large space under sewing machine table being equipped with under the state of circuit substrate.The operator can increase work efficiency with under the circuit substrate case of collision not implementing the operation under the sewing machine table.
Lower cover has first cap and second cap that is positioned at the stud sides of sewing machine main body of the horn cephalic par side that is positioned at sewing machine main body.The substrate installation portion is located at the lower surface that more leans on second cap of top than first cap.The circuit substrate that is installed on the substrate installation portion can not take than large space under sewing machine table, can increase work efficiency.
First cap is stored the lubricating oil of internal mechanism.It is outside that lubricating oil leaks into first cap sometimes.The oil that leaks can flow to second cap along the lower surface of first cap.Because oil can be parked in the border of more leaning on second cap of top than first cap, therefore can not be attached to circuit substrate, circuit substrate can normally move.
In making operation, the operator trickles down liquid such as drinking water on sewing machine table sometimes.Unrestrained liquid can drip along lower cover.Outstanding wall can stop liquid, prevents that liquid from getting into the substrate installation portion.Liquid that can not is attached to circuit substrate, and circuit substrate can normally move.
Substrate lid is that the center is rotated and opened and closed the substrate installation portion with the axle of its leading edge.Substrate covers swings to the place ahead when opening, with the pin collision of making the operator in the operation.The operator can recognize the fault open of substrate lid.Circuit substrate exposes at the rear side of substrate lid, does not contact with operator's pin, thereby can prevent to produce electric shock accidents.
The substrate lid of closing forms labyrinth part near the inboard of giving prominence to wall.Labyrinth part is stopped liquid with outstanding wall, prevents that liquid from getting into the substrate installation portion.Liquid that can not is attached to circuit substrate, and circuit substrate can normally move.
Contact site contacts with the circuit component of the heating that is disposed at substrate.The heat that circuit component is sent is delivered to metal lower cover through contact site.Protuberance is located near the contact site, and the heat that is delivered to contact site is distributed.The heat that contact site and protuberance can make circuit component send distributes reliably.
Lower cover portion within it comprises the support portion of presser feet handle.Because the presser feet handle can be configured to extend longways towards the below of lower cover is long, so operator's pin can not collide with the support portion, can increase work efficiency.
The part that the circuit substrate of the lower cover of second invention has the part that disposes the circuit component lower than specified altitude and disposes the circuit component higher than specified altitude.The substrate installation portion is installed circuit substrate so that dispose the part of low circuit component with the part that disposes high circuit component is in position inequality on left and right directions mode.The part that can will dispose high circuit component is installed on the side away from the operator, and the part that disposes low circuit component is installed on the side near the operator.The operator can increase work efficiency with under the situation that the higher circuit component of the height of the part that disposes high circuit component contacts below sewing machine table, not operating.
The lower cover of the 3rd invention comprises rotating shaft and operating portion, and said rotating shaft is supported in said support portion, and runs through said axis hole and the extension towards the outside, and said operating portion is installed on the head end of said rotating shaft.
Description of drawings
Fig. 1 is the front view of Sewing machines.
Fig. 2 is the stereogram that the past beneath is equipped 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 the vertical view that the lower cover of circuit substrate is installed from beneath.
Fig. 5 observes the inner stereogram of lower cover from the top.
Fig. 6 is the stereogram from beneath lower cover lower surface.
Fig. 7 is the VII-VII line side cross sectional view along Fig. 3.
Fig. 8 is the VIII-VIII line side cross sectional view along Fig. 4.
Fig. 9 is the left view that the substrate lid is in closed condition.
Figure 10 is the left view that the substrate lid is in open mode.
Figure 11 is a stereogram of observing presser feet handle holding state from the top.
Figure 12 is the side view of linkage.
Figure 13 is the rearview of linkage.
Figure 14 is the key diagram of the variation of heat transmission protuberance.
The specific embodiment
Below, the preferred implementation of the utility model is described with reference to accompanying drawing.Below employed direction (forward and backward and left and right) is represented with arrow in the drawings in the explanation.
As shown in Figure 1, Sewing machines comprises the sewing machine main body 100 that is arranged on the sewing machine table 20.Sewing machine main body 100 comprises base 101, column 102, horn 103.Base 101 is that the mode of left and right directions is installed on sewing machine table 20 with its long side direction.
Sewing machine table 20 has the oblong openings portion 10 corresponding with base 101.Sewing machine main body 100 is to install with the mode of base 101 occlusion of openings portions 10.Base 101 portion within it comprises feed mechanism and shuttle mechanism (not shown).Feed mechanism and shuttle mechanism are covered by the lower cover 200 that is installed under the sewing machine table 20.Lower cover 200 is processed by the metal material with heat conductivity, and is for example made of aluminum.
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 rises, descends through the action of being located at the needle bar drive device (not shown) in the horn 103 with eedle 106.Presser bar 107 is installed presser feet 108 in its lower end.Presser bar 107 rises, descends through the action of the presser bar lifting mechanisms 6 (with reference to Figure 11) in column 102, the horn 103 with presser feet 108.
The presser feet 108 that descends is pushed the machining cloth on the base 101.Needle bar drive device is interactive with feed mechanism, shuttle mechanism through the driving of the included sewing machine electromotor (not shown) of sewing machine main body 100.Eedle 106 rises, descends and make the machining cloth on the base 101.Sewing machine electromotor is installed on the right side of the column 102 of tegmentum 109 coverings.
Like Fig. 2~shown in Figure 4, lower cover 200 is installed circuit substrate 300 at its lower surface.Lower cover 200 has first cap 210 and second cap 220.As shown in Figure 1, first cap 210 is positioned at the cephalic par side (left side) of horn 103.Second cap 220 is positioned at column 102 sides (right side).First cap 210, second cap 220 the has lower surface parallel with sewing machine table 20.The lower surface of second cap 220 is positioned at the top with respect to the lower surface of first cap 210.Like Fig. 3, shown in Figure 4, circuit substrate 300 is installed on the lower surface of second cap 220.The installation portion of circuit substrate 300 is covered by substrate lid 400 (with reference to Fig. 1).
In the circuit component 312 of control basal plate 310, integrated circuit, resistance, the part that the capacitor equal altitudes is lower are more.In the circuit component 322 of power supply board 320, the higher part of transformer equal altitudes is more.Power supply board 320 is installed on the position away from first cap 210 on the lower surface of second cap 220.Control basal plate 310 is being installed on the lower surface of second cap 220 near first cap 210.The circuit component 312 of control basal plate 310 comprises than low circuit component 313 of specified altitude To and the circuit component 314 higher than specified altitude To.In the circuit component 312 of control basal plate 310, circuit component 313 centralized configuration that will be lower near first cap 210, with higher circuit component 314 centralized configuration in position away from first cap 210.
When as stated lower cover 200 being installed, power supply board 320 is positioned at the right side, and control basal plate 310 is positioned at the left side.Control basal plate 310 has the low part configuration part and the high part configuration part that disposes higher circuit component 314 of the lower circuit component of configuration 313.Low part configuration part is separated on left and right directions with high part configuration part, is that the mode that left side, high part configuration part are the right side is installed with low part configuration part.When observing circuit substrate 300 integral body, highly higher circuit component 322,314 disposes with the mode of on left and right directions, separating with highly lower circuit component 313.Circuit substrate 300 is configured to the right side with highly higher circuit component 322,314, and the mode that highly lower circuit component 313 is configured to the left side is installed on lower cover 200.
When observing lower cover 200 integral body, higher circuit component 322,314 is positioned at the right side, and lower circuit component 313 is positioned at the 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 322,314 of configuration down, the left side of the lower circuit component 314 of configuration is in last such stage portion.
Like Fig. 3, shown in Figure 4, control basal plate 310 comprises heating part 315.Heating part 315 for example is IPM (Intelligent Power Module: SPM).Heating part 315 is disposed at the central portion towards the face of top of control basal plate 310.
As shown in Figure 6, lower cover 200 has contact site 240.Contact site 240 is outstanding below court on the lower surface of second cap 220.Contact site 240 has position, shape, the size corresponding with the heating part of control basal plate 310 315.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 side bottom surface within it has the protuberance 257 of heat transmission.Protuberance 257 is the linearity that extends 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 second cap, 220 lower surfaces.Protuberance 257 is bigger 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 through contact site 240 reliably.
When having a plurality of heating part 315, contact site 240 is set in the position of each heating part 315, protuberance 257 gets final product.When the position of a plurality of heating parts 315 was nearer, contact site 240, protuberance 257 also can be shared.
The operator carries out operation in the place ahead of Sewing machines.Heating part 330 is away from the operator.The operator can not contact with heating part 330 sewing machine table 20 times.The operator can carry out operation under the situation of the warming-up effect of the part 330 that do not generated heat.
Like Fig. 5, shown in Figure 8, lower cover 200 is cuboid box of whole the opening on top.As stated, lower cover 200 comprises first cap 210 and second cap 220.First cap 210 forms deeplyer than second cap 220 for taking in feed mechanism and shuttle mechanism.Therefore, when lower cover 200 was installed on sewing machine table 20, the lower surface of first cap 210 more leaned on the below than the lower surface of second cap 220.
As shown in Figure 3, the lower surface of first cap 210 is than the low h in the installation site of the control basal plate 310 that is disposed at second cap, 220 lower surfaces, power supply board 320.Oil in first cap 210 leaks into the outside and flows to second cap 220 along the lower surface of first cap 210 from opening 211 sometimes.Because oil can be parked in the border of first cap 210 and second cap 220, therefore can not be attached to control basal plate 310, power supply board 320.Control basal plate 310, power supply board 320 can normally move.
As shown in Figure 6, second cap 220 has outstanding wall 204.Outstanding wall 204 is outstanding from the following table faced downwards of second cap 220.Outstanding wall 204 surrounds around the installation portion of control basal plate 310, power supply board 320 from three directions.A remaining direction is surrounded by the stage portion between first cap 210 and second cap 220.
In making operation, the operator trickles down liquid such as drinking water on sewing machine table 20 sometimes.Unrestrained liquid can drip towards the below along the side of lower cover 200, arrives the lower surface of second cap 220.The liquid that outstanding wall 204 will arrive second cap, 220 lower surfaces stops.Because outstanding wall 204 surrounds the installation portion of control basal plate 310, power supply board 320, so liquid that can not is attached to control basal plate 310, power supply board 320.Control basal plate 310, power supply board 320 can normally move.
The upper opening of lower cover 200 is the rectangle identical with the peristome of sewing machine table 20 10.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 on its lower surface that the lower edge of splitting oral area 10 is carried out deburring and the recess 22 that forms.Like Fig. 5, shown in Figure 6, lower cover 200 four corners of opening at an upper portion thereof has bolt installation portion 256.Like Fig. 7, shown in Figure 8, lower cover 200 is aimed at the recess 22 under the sewing machine table 20 through making its upper opening, the bolt that passes bolt installation portion 256 (not shown) is tightened in the bolt hole that is formed at recess 22, and is installed on sewing machine table 20.
As shown in Figure 9, the substrate lid 400 that is in closed condition covers the installation portion of circuit substrate 300.The substrate of closed condition lid 400 prevents that foreign matter such as dust is attached to circuit substrate 300 and prevents operator's pin contact circuit substrate 300.
Shown in the enlarged drawing among Fig. 7, Fig. 8, the upside opening of the substrate lid 400 of closing is in the inboard of outstanding wall 204.Substrate lid 400 forms labyrinth part LS in the inboard of outstanding wall 204.Labyrinth part LS plays the function that the liquid of crossing outstanding wall 204 is stopped.The liquid of drippage stops because of outstanding wall 204 and the cooperative effect of labyrinth part LS reliably along lower cover 200 sides, can not be attached to circuit substrate 300 (control basal plate 310, power supply board 320).Circuit substrate 300 can action normally under the state of non-cohesive dust, liquid.
Shown in figure 10, substrate lid 400 is through being that the center is rotated towards the place ahead and opened with axial region 402.The operator opens substrate lid 400 when 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.The operator can be covered 400 rear side enforcement maintenance activity at substrate.
As shown in Figure 5, lower cover 200 has handle support portion 52 in the inside bottom surface of 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.The rotating shaft 51 of handle support portion 52 and axis hole 254 support presser feet handles 50.
Shown in figure 11, the leading section of rotating shaft 51 passes axis hole 254 and gives prominence to towards the outside of lower cover 200.Presser feet handle 50 has handle bar 53.Handle bar 53 is connected with the leading section of rotating shaft 51 through connector 54.The operation panel 56 that handle bar 53 has circular plate type at its cephalic par that extends towards the lower left.
Rotating shaft 51 is support and connection member 55 in lower cover 200.Connecting elements 55 is swung through rotating shaft 51 rotations.Connecting elements 55 is connected its cephalic par towards right-hand extension with presser bar lifting mechanisms 6.The spring force of the helical spring 57 that the cephalic par quilt of connecting elements 55 and rotating shaft 51 are chimeric is pushed towards the below.
As shown in Figure 1, handle bar 53 generally is positioned at for 20 times at sewing machine table and makes the position of operation panel 56 towards left.The operator aims at knee with operation panel 56, operate with the mode towards right-hand pressing operation plate 56.Operation panel 56 is the center counter-clockwise swing with handle bar 53 with rotating shaft 51.Connecting elements 55 so that the mode that its cephalic par improves in lower cover 200, swing.
Shown in figure 11, presser bar lifting mechanisms 6 comprises two L shaped handles 60,61.L shaped handle 60,61 is that swing at the center with the axle of the fore-and-aft direction of support bends portion.L shaped handle 60 is disposed at the upper inner of column 102.The end of the right-hand extension of court of L shaped handle 60 is connected with connecting elements 55 through the connecting rod 62 of above-below direction.L shaped handle 61 is disposed at the cephalic par inboard of horn 103.The end of extending towards the below of L shaped handle 60 is connected with the end of extending towards the top of L shaped handle 61 through the connecting rod 63 of left and right directions.The end towards left extends of L shaped handle 61 is connected with presser bar 107.
As stated, presser bar 107 rises, descends with the presser feet that is installed on its lower end 108.Like Fig. 1, shown in Figure 11, presser feet 108 is in the decline state under normal conditions.The operator is operation presser feet handle 50 when presser feet 108 is risen.L shaped handle 60 is connected with connecting elements 55.L shaped handle 60 is (among Figure 11) swing counterclockwise through the operation of presser feet handle 50.L shaped handle 61 is connected with L shaped handle 60.L shaped handle 61 is (among Figure 11) swing clockwise through the operation of presser feet handle 50.Presser bar 107 is connected with L shaped handle 61.Presser bar 107 rises because of operation presser feet handle 50 with presser feet 108.
The handle support portion 52 that presser feet handle 50 is located in the lower cover 200 is supported, and is disposed at the front portion of lower cover 200.Presser feet handle 50 can be configured to not extend longways towards the below of lower cover 200 is long, and therefore, operator's pin can not collide with handle support portion 52, can increase work efficiency.
As shown in Figure 1, Sewing machines is setting operation pedal 30 below sewing machine table 20.The operator is for driving, stopping sewing machine electromotor and make the rotary speed variation of sewing machine electromotor in making operation, trample operation to operating pedal 30.Operating pedal 30 is connected with linkage 40 through connecting rod 31.Shown in figure 13, linkage 40 is located at the rear side of second cap 220.
Swing handle 41 generally is positioned at the swing position of limited 44 restriction.When operating pedal 30 is operated, connecting rod 31 will be swung handle 41 and pull towards the below.Swing handle 41 overcomes spring force and clockwise (among Figure 13) swing of helical spring 42.Rotating shaft 43 is rotated through the swing of swing handle 41.The rotation of rotating shaft 43 is delivered to the pedal sensor of being located in second cap 220 (not shown).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.
As stated, circuit substrate 300 disposes the configuration plane of circuit component and the lower surface of lower cover 200 abreast.Circuit substrate 300, substrate lid 400 can not take than large 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.
On circuit substrate 300, circuit component centralized configuration highly higher in the circuit component is in the right side, and highly lower circuit component centralized configuration is in the left side.In making operation, the operator is sitting in the position relative with eedle 106 and presser feet 108.Operator's pin is positioned at the side that highly lower circuit component is concentrated for 20 times at sewing machine table.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.
The protuberance 257 of heat transmission is positioned near heating the of part 315 and gets final product, and can be located at the appropriate location of lower cover 200.
Shown in figure 14, the protuberance 257 of variation is located at the back surface of lower cover 200.The heat that heating part 315 sends is delivered to lower cover 200 via contact site 240.Protuberance 257 contacts with the air of bigger area with lower cover 200 rear sides.The heat that is delivered to lower cover 200 can the heat radiation effectively through the effect of protuberance 257.
Claims (3)
1. the lower cover of a Sewing machines is installed on the peristome that sewing machine table is provided with, and the bottom of the sewing machine main body that will give prominence to towards the below of said peristome covers, and it is characterized in that, comprising:
The substrate installation portion, this substrate installation portion is arranged at the outside lower surface of said lower cover, and is used to install said sewing machine main body is carried out the circuit substrate that drive controlling is used;
First cap, this first cap is positioned at the cephalic par side of horn, and said horn extends towards left from the upper end of the column erect at said sewing machine table;
Second cap, this second cap is positioned at said stud sides;
Substrate lid, this substrate lid is installed on the lower surface of said second cap, and is that the center is rotated and opened and closed said substrate installation portion with the axle along this substrate lid leading edge;
Outstanding wall, this outstanding wall is outstanding towards the below to surround said substrate installation portion mode on every side;
Contact site, this contact site is arranged at said substrate installation portion with the mode outstanding towards the below, and contacts with the circuit component of the evolution of heat that is disposed at said circuit substrate;
Protuberance, this protuberance is arranged near the said contact site, and the heat that will be delivered to said contact site is distributed;
The support portion, this support portion is arranged at the inner bottom surface of lower cover, and has the supported hole that countershaft supports; And
Axis hole, this axis hole runs through the leading flank of lower cover, and arranges in a straight line with the said supported hole of said support portion, and said rotating shaft is supported,
Said lower cover is to be processed by the metal material with heat conductivity,
Said substrate installation portion is located at the lower surface that more leans on said second cap of top than the lower surface of said first cap,
Said circuit substrate is installed on said substrate installation portion with the configuration plane of the circuit component mode parallel with said sewing machine table,
When said substrate lid is closed, the trailing edge of said substrate lid in the inboard of said outstanding wall near the lower surface of said second cap.
2. lower cover as claimed in claim 1; It is characterized in that; The part that said circuit substrate has the part that disposes the circuit component lower than specified altitude and disposes the circuit component higher than said specified altitude, the part that disposes said low circuit component and part configuration discretely on left and right directions of disposing said high circuit component.
3. according to claim 1 or claim 2 lower cover is characterized in that comprise rotating shaft and operating portion, said rotating shaft is supported in said support portion, and runs through said axis hole and extend towards outside, and said operating portion is installed on the head end of said rotating shaft.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010220399A JP2012075447A (en) | 2010-09-30 | 2010-09-30 | Sewing machine under-cover and sewing machine |
JP2010-220399 | 2010-09-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN202380247U true CN202380247U (en) | 2012-08-15 |
Family
ID=46006896
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2011203854354U Expired - Lifetime CN202380247U (en) | 2010-09-30 | 2011-09-29 | Lower cover of sewing machine |
CN201110307695.4A Active CN102443979B (en) | 2010-09-30 | 2011-09-29 | Lower cover of sewing machine and sewing machine thereof |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201110307695.4A Active CN102443979B (en) | 2010-09-30 | 2011-09-29 | Lower cover of sewing machine and sewing machine thereof |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP2012075447A (en) |
CN (2) | CN202380247U (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103498299A (en) * | 2013-09-18 | 2014-01-08 | 苏州巨康缝制机器人有限公司 | Handpiece |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000000388A (en) * | 1998-06-12 | 2000-01-07 | Juki Corp | Control box of sewing machine |
CN2728052Y (en) * | 2004-08-25 | 2005-09-21 | 陆兴生 | Water-proof structure for eave of case type transformer station |
JP4830385B2 (en) * | 2005-07-27 | 2011-12-07 | ブラザー工業株式会社 | sewing machine |
JP2008048884A (en) * | 2006-08-24 | 2008-03-06 | Juki Corp | Sewing machine for industrial use |
-
2010
- 2010-09-30 JP JP2010220399A patent/JP2012075447A/en active Pending
-
2011
- 2011-09-29 CN CN2011203854354U patent/CN202380247U/en not_active Expired - Lifetime
- 2011-09-29 CN CN201110307695.4A patent/CN102443979B/en active Active
Also Published As
Publication number | Publication date |
---|---|
CN102443979A (en) | 2012-05-09 |
CN102443979B (en) | 2014-11-05 |
JP2012075447A (en) | 2012-04-19 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN107170930A (en) | A kind of electric automobile battery box | |
CN202380247U (en) | Lower cover of sewing machine | |
CN102443978A (en) | Lower cover of sewing machine and sewing machine thereof | |
CN100368619C (en) | Oil box of sewing machine | |
CN109068587A (en) | Unmanned traveling Operation Van | |
CN102443983A (en) | Lower cover of sewing machine | |
CN107877178A (en) | A kind of flashboard numerical control lathe grinding special purpose machine tool | |
CN102535051A (en) | Sewing machine, lower cover and platen of sewing machine | |
CN102560921B (en) | Sewing machine and sewing machine table | |
CN102443980B (en) | Lower cover of sewing machine and sewing machine thereof | |
CN102443981A (en) | Lower cover of sewing machine and sewing machine thereof | |
CN102443984A (en) | Lower cover of sewing machine and sewing machine thereof | |
CN202786727U (en) | Oil tank for sewing machine | |
CN102443982A (en) | Lower cover of sewing machine and sewing machine thereof | |
CN205342192U (en) | Chip fin welding machine of ABS sensor | |
CN204582545U (en) | A kind of children electric bubble car | |
CN201343688Y (en) | Road roller integrated control box | |
CN105880737B (en) | A kind of Figured aluminium plate striated surface rotary cutting apparatus | |
CN202163626U (en) | Laminating machine | |
CN206457616U (en) | A kind of sewing machine with overturning seat | |
CN220094260U (en) | Protective cover structure for ball grinder | |
CN105957752A (en) | Button feeding mechanism of microswitch assembly equipment | |
CN201636055U (en) | Improved blade-rotating fan | |
CN207267660U (en) | A kind of dustbin with solid-liquid separation function | |
CN108325917B (en) | Spray drying device for three-station rotary table type spray cleaning machine |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20120815 |