CN1456726A - Sewing machines - Google Patents

Sewing machines Download PDF

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Publication number
CN1456726A
CN1456726A CN03130930A CN03130930A CN1456726A CN 1456726 A CN1456726 A CN 1456726A CN 03130930 A CN03130930 A CN 03130930A CN 03130930 A CN03130930 A CN 03130930A CN 1456726 A CN1456726 A CN 1456726A
Authority
CN
China
Prior art keywords
directions
driving body
along
pushing table
cloth pushing
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.)
Granted
Application number
CN03130930A
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Chinese (zh)
Other versions
CN1284894C (en
Inventor
位田敬
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Brother Industries Ltd
Original Assignee
Brother Industries Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Brother Industries Ltd filed Critical Brother Industries Ltd
Publication of CN1456726A publication Critical patent/CN1456726A/en
Application granted granted Critical
Publication of CN1284894C publication Critical patent/CN1284894C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • D—TEXTILES; PAPER
    • D05—SEWING; EMBROIDERING; TUFTING
    • D05B—SEWING
    • D05B21/00—Sewing machines with devices for automatically controlling movement of work-carrier relative to stitch-forming mechanism in order to obtain particular configuration of seam, e.g. programme-controlled for sewing collars, for attaching pockets
    • D—TEXTILES; PAPER
    • D05—SEWING; EMBROIDERING; TUFTING
    • D05B—SEWING
    • D05B35/00—Work-feeding or -handling elements not otherwise provided for
    • D05B35/02—Work-feeding or -handling elements not otherwise provided for for facilitating seaming; Hem-turning elements; Hemmers
    • D—TEXTILES; PAPER
    • D05—SEWING; EMBROIDERING; TUFTING
    • D05B—SEWING
    • D05B39/00—Workpiece carriers
    • D—TEXTILES; PAPER
    • D05—SEWING; EMBROIDERING; TUFTING
    • D05B—SEWING
    • D05B69/00—Driving-gear; Control devices
    • D05B69/30—Details

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Sewing Machines And Sewing (AREA)

Abstract

A sewing machine, in order to improve feeding precision, Y drive body for feeding in the Y direction of feeding cloth table extends along the X direction, the length is larger than the moving range in X direction of the feeding cloth table, a guiding mechanism for guiding the Y drive body to move along the Y direction is provided on two ends in the X direction of Y drive body. Thereby, an interval of the guiding mechanism for guiding the Y drive body to move along Y direction can be increased, and the feeding precision of the feeding cloth table can be improved.

Description

Sewing machines
Technical field
The present invention relates to drive the Sewing machines of cloth pushing table along the X-Y direction.
Background technology
Traditional Sewing machines has adopted following structure.That is, 2 X-axis fixed guides that extend along directions X are set on base plate, on this X-axis fixed guide, are provided with and move the X-axis moving guide rail of guiding along directions X.2 Y-axis fixed guides that extend along the Y direction are set on this X-axis moving guide rail, on this Y-axis fixed guide, are provided with and move the moving guide rail of y-axis shift of guiding along the Y direction.On the moving guide rail of this y-axis shift, fixing the compress platform, in the rearward end of this compress platform Y is being installed and drives platform.Drive this Y along the Y direction and drive platform, the guiding of moving guide rail by y-axis shift drives the compress platform along the Y direction.This structure example is as seeing the public clear 57-55177 communique of Japanese patent application laid for details.
Yet, in traditional Sewing machines,, the guiding y-axis shift is configured in the interior confined space of this base plate of X-axis moving guide rail because moving 2 Y-axis fixed guides of guide rail, and therefore, narrow and small between the Y-axis fixed guide.The result is that relaxing of Y driving platform and vibration etc. can pass to the moving guide rail of y-axis shift and make the moving guide rail of y-axis shift take place to become flexible, and exists the problem of pushing precision difference.
The object of the invention is to provide a kind of Sewing machines that improves the pushing precision of cloth pushing table.
Summary of the invention
The Sewing machines of the present invention's the 1st technical scheme comprises: dispose the base plate that keeps the cloth pushing table that processing cloth uses; The horn that above this base plate, extends along the Y direction; Drive the Y driving body that described cloth pushing table is used along the Y direction; And drive the X driving body that described cloth pushing table is used along directions X, it is characterized in that,
The length that described Y driving body extends along directions X is greater than the directions X moving range of described cloth pushing table,
Both ends on the directions X of this Y driving body are provided with the guide that this Y driving body of guiding moves along the Y direction.
Thus, in case drive the Y driving body, then along the guiding of Y direction, cloth pushing table also drives along the Y direction Y driving body itself by guide.In this occasion, because the length that the Y driving body extends along directions X is greater than the directions X moving range of described cloth pushing table, both ends on the directions X of this Y driving body are provided with the guide that this Y driving body of guiding moves along the Y direction, therefore, roomy between guide, can restrain the lax and vibration of Y driving body, the result is can restrain cloth pushing table loosening, can improve the pushing precision of cloth pushing table.
The 2nd technical scheme is in the 1st technical scheme, it is characterized in that, described guide comprises: the guiding elements at both ends that is arranged at the directions X of described Y driving body respectively; And the guide rail that extends along the Y direction respectively that is configured between described base plate and the horn, guides described guiding elements to use along the Y direction respectively.
Thus, available simple structure guides the Y driving body.
The present invention's the 3rd technical scheme is in the 2nd technical scheme, it is characterized in that, have be disposed at described horn below and with the flat board of the driving scope approximate same size of the X-Y direction of described cloth pushing table, described guide rail is set at the both ends of this dull and stereotyped directions X.
Thus, guide rail can be installed on the big flat board, make between guide rail roomyly, can guarantee the size between guide simply.
The present invention's the 4th technical scheme is in the 3rd technical scheme, it is characterized in that, described flat board is the bottom of being fixed in described horn, the pressing plate that is used for pushing cloth pushing table downwards.
Thus, owing to utilized original pressing plate in the Sewing machines, therefore, it is promptly dull and stereotyped no longer to need to be provided with new member, makes designs simplification.
The present invention's the 5th technical scheme is in the 2nd technical scheme, it is characterized in that, described guiding elements comprises the rotor that slips with described guide rail.
Thus, utilize the rotation of rotor that guide body is moved along guide rail, can reduce resistance.
The simple declaration of accompanying drawing
Fig. 1 is the upward view of the Sewing machines outward appearance of expression present embodiment.
Fig. 2 is the side view of above-mentioned Sewing machines.
Fig. 3 is the front view of above-mentioned Sewing machines.
The specific embodiment
One embodiment of the invention is described with reference to the accompanying drawings.As shown in Figure 1, with the bearing of trend of horn 16 as the Y direction, will with the direction of its Y direction quadrature as directions X.
As shown in Figure 2, sewing machine body 10 comprises: the base plate 12 that the Y direction is extended; From the socle portion 14 that the rearward end of base plate 12 is extended upward; And from socle portion 14 to left extend and with the horn 16 of base plate 12 subtends.Again, the fore-end of base plate 12 is covered by bigger platen 17.
Can drive cloth pushing table 18 along the X-Y direction on base plate 12, this cloth pushing table 18 is used to process the maintenance of cloth.Cloth pushing table 18 comprises: the compress platform 20 of L word shape; Be installed on the compress lower plate 22 of these compress platform 20 bottoms; And with these compress lower plate 22 interoperations, be used for the compress body 24 of clamping processing cloth.
Compress body 24 can be installed on the compress platform 20 by installation component 26 with moving up and down.Again, cylinder 28 is installed in the side of compress platform 20, but these cylinder 28 bi-directional drive connecting rods 30.Being installed with it in the side of compress platform 20 33 is the crank-pin 32 that rotate at the center, and an end of crank-pin 32 is rotatably installed on the leading section of the connecting rod 30 of cylinder 28.And the other end of crank-pin 32 is inserted into the embedded hole 34 (with reference to Fig. 3) of installation component 26.Thus, cylinder 28 moves up and down compress body 24 by the discrepancy of this connecting rod 30.
The following describes the mechanism that drives cloth pushing table 18 along directions X, the mechanism of this mechanism and the special public clear 57-55177 communique of Japan's patent application is roughly the same, so simply illustrated.X feeding motor 36 is set in base plate 12, and by 40 supportings of コ word shape supporting member, this supporting member 40 is fixed in the base plate 12 leading section of the gyroaxis 38 of this motor 36 rotationally.Again, fixing not shown drive pulley, between this drive pulley and not shown driven pulley, be linked with the synchronous belt 42 that directions X extends at the leading section of gyroaxis 38.
Fixing X driving body 44 in the upper side of synchronous belt 42, fixing respectively in the upper end of X driving body 44 clamping compress platform 20 shapes, along 2 Y-axis guide body 48 of Y direction guiding usefulness.Below the both ends of the Y of Y-axis guide body 48 direction, be fixed with aid in guide body 50 respectively.By being individually fixed in the X-axis fixed guide 52 in the base plate 12, aid in guide body 50 guides along directions X with Y-axis guide body 48.
Thus, along with the rotation of X feeding motor 36, cloth pushing table 18 can drive along directions X by X driving body 44 and Y-axis guide body 48.
The following describes the mechanism that the Y direction drives cloth pushing table 18.
Y feeding motor 54 is installed in the side of socle portion 14, is fixing pinion 58 at the leading section of the gyroaxis 56 that in socle portion 14, extends.Y driving shaft 62 is formed with the tooth bar 60 chimeric with this pinion 58, and this Y driving shaft 62 runs through socle portion 14 and can move along the Y direction.
Leading section in cloth pushing table 18 sides of Y driving shaft 62 is being fixed Y driving body 64.As shown in Figure 1, Y driving body 64 extend by directions X, length drives body 66 greater than the Y of the コ word shape of the directions X moving range of cloth pushing table 18 and is fixed in the Y leading axle 68 that Y drives the side wall portion 66a that body 66 bloats and constitute.And this Y leading axle 68 runs through the rear end part of compress platform 20 along directions X, has formed the state that Y leading axle 68 and compress platform 20 drive, drive along Y direction integraty along the directions X relativity.Like this, along with the rotation of Y feeding motor 54, cloth pushing table 18 drives along the Y direction by Y driving shaft 62 and Y driving body 64.
Be provided with the guide 69 that the Y direction of this Y driving body 64 of guiding moves respectively at the both ends of the directions X of described Y driving body 64.This guide 69 comprises guiding elements 70 and guide rail 88.
Guiding elements 70 is fixed on each side wall portion 66a that Y drives body 66 by screw respectively, forms the form that bloats upward.This guiding elements 70 sees that by the side guiding body 72 of L word shape and roller 76 constitute, and this roller 76 is a kind of rotors that are rotatably installed on the axle 74 that stretches out above the horizontal part 72a of guiding body 72.
Fixing flat board in the bottom of horn 16 is pressing plate 78.By pressing plate 78 all the time to be installed on compress platform 20 upper ends by splenium 80 to pressing down, be exposed on the base plate 12 to prevent compress platform 20.
By splenium 80 by cylindrical member 82, insert the spring 84 of this cylindrical member and constitute by the chimeric member 86 of this spring 84 to pressing plate 78 pushing.And it is roughly the same that the X-Y direction of the size of pressing plate 78 and cloth pushing table drives scope, and no matter where cloth pushing table 18 is in, can both be with chimeric by splenium 80.
Described guide rail 88 extends along the Y direction, is installed in the lower end at the directions X both ends of this pressing plate 78 respectively by screw 90.The roller 76 of described guiding elements 70 slips with the side of this guide rail 88 all the time.That is, the fine setting of directions X can be carried out with respect to pressing plate 78 in the screw fixed position of guide rail 88.
Adopt present embodiment, in case drive Y driving body 64, then along the guiding of Y direction, cloth pushing table 18 also drives along the Y direction Y driving body itself by guide 69.In this occasion, because the length that Y driving body 64 extends along directions X is greater than the directions X moving range of described cloth pushing table 18, both ends on the directions X of this Y driving body 64 are provided with the guide 69 that this Y driving body 64 of guiding moves along the Y direction, therefore, 69 of guides are roomy, can restrain the lax and vibration of Y driving body 64, the result is can restrain cloth pushing table 18 loosening, can improve the pushing precision of cloth pushing table 18.
Again, adopt present embodiment, because described guide 69 comprises: the guiding elements 70 at both ends that is arranged at the directions X of described Y driving body 64 respectively; And be configured between described base plate 12 and the horn 16, guide the guide rail 88 that extends along the Y direction respectively of described guiding elements 70 usefulness respectively along the Y direction, therefore, available simple structure guides Y driving body 64.
Again, adopt present embodiment, because it is roughly the same that the driving scope of X-Y direction of the size of pressing plate 78 (flat board) of guide rail 88 and described cloth pushing table 18 is installed, therefore, 88 on guide rail is roomy, can guarantee the size of 96 of guides simply.
Again,, therefore, need not new member is set, make designs simplification as flat board because guide rail 88 is installed on original pressing plate 78.
Enforcement of the present invention also can be done following change.In the present embodiment, guide rail 88 is installed on original pressing plate 78, but also can be installed on the flat board of the special use beyond the pressing plate, perhaps also can be fixed on the sewing machine body 10 of framework beyond dull and stereotyped, beam etc.Again, in the present embodiment, pressing plate 78 is fixed in the bottom of horn 16, but also can adopt the liftable lifter plate structure of relative horn.
Again, in the present embodiment, roller 76 is arranged at the guiding elements side, but also roller 76 can be arranged at guide rail 88 sides.

Claims (5)

1. Sewing machines comprises: dispose the base plate that keeps the cloth pushing table that processing cloth uses; The horn that above this base plate, extends along the Y direction; Drive the Y driving body that described cloth pushing table is used along the Y direction; And drive the X driving body that described cloth pushing table is used along directions X, it is characterized in that,
The length that described Y driving body extends along directions X is greater than the directions X moving range of described cloth pushing table,
Both ends on the directions X of this Y driving body are provided with the guide that this Y driving body of guiding moves along the Y direction.
2. Sewing machines as claimed in claim 1 is characterized in that, described guide comprises: the guiding elements at both ends that is arranged at the directions X of described Y driving body respectively; And the guide rail that extends along the Y direction respectively that is configured between described base plate and the horn, guides described guiding elements to use along the Y direction respectively.
3. Sewing machines as claimed in claim 2 is characterized in that, have be disposed at described horn below and with the flat board of the driving scope approximate same size of the X-Y direction of described cloth pushing table, described guide rail is set at the both ends of this dull and stereotyped directions X.
4. Sewing machines as claimed in claim 3 is characterized in that, described flat board is the bottom of being fixed in described horn, the pressing plate that is used for pushing cloth pushing table downwards.
5. Sewing machines as claimed in claim 2 is characterized in that described guiding elements comprises the rotor that slips with described guide rail.
CNB031309305A 2002-05-08 2003-05-07 Sewing machines Expired - Fee Related CN1284894C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2002132540 2002-05-08
JP2002132540A JP4066707B2 (en) 2002-05-08 2002-05-08 sewing machine

Publications (2)

Publication Number Publication Date
CN1456726A true CN1456726A (en) 2003-11-19
CN1284894C CN1284894C (en) 2006-11-15

Family

ID=29416640

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB031309305A Expired - Fee Related CN1284894C (en) 2002-05-08 2003-05-07 Sewing machines

Country Status (3)

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JP (1) JP4066707B2 (en)
KR (1) KR100491057B1 (en)
CN (1) CN1284894C (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1837438B (en) * 2005-03-25 2011-10-05 兄弟工业株式会社 Cloth feeding device for sewing machine
CN101037832B (en) * 2006-03-17 2012-01-25 兄弟工业株式会社 Feeding device for pattern sewing machine
CN103741378A (en) * 2013-12-26 2014-04-23 苏州鑫帛泰纺织科研有限公司 Sewing device for spinning

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109610099A (en) * 2018-11-29 2019-04-12 颍上县艺豪服饰辅料有限公司 A kind of garment sewing device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1837438B (en) * 2005-03-25 2011-10-05 兄弟工业株式会社 Cloth feeding device for sewing machine
CN101037832B (en) * 2006-03-17 2012-01-25 兄弟工业株式会社 Feeding device for pattern sewing machine
CN103741378A (en) * 2013-12-26 2014-04-23 苏州鑫帛泰纺织科研有限公司 Sewing device for spinning
CN103741378B (en) * 2013-12-26 2016-03-30 苏州鑫帛泰纺织科研有限公司 Weaving sewing device

Also Published As

Publication number Publication date
CN1284894C (en) 2006-11-15
JP4066707B2 (en) 2008-03-26
JP2003326048A (en) 2003-11-18
KR20030087554A (en) 2003-11-14
KR100491057B1 (en) 2005-05-24

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Granted publication date: 20061115

Termination date: 20130507