CN102995303B - Guiding structure of cloth feeding mechanism - Google Patents
Guiding structure of cloth feeding mechanism Download PDFInfo
- Publication number
- CN102995303B CN102995303B CN201110268091.3A CN201110268091A CN102995303B CN 102995303 B CN102995303 B CN 102995303B CN 201110268091 A CN201110268091 A CN 201110268091A CN 102995303 B CN102995303 B CN 102995303B
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- China
- Prior art keywords
- guiding
- cloth feeding
- feeding mechanism
- cloth
- adjustment part
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Abstract
The invention discloses a guiding structure of a cloth feeding mechanism, wherein the guiding structure is arranged at the opposite positions of a base below a needle plate of a sewing machine and cloth feeding teeth pushed by the cloth feeding mechanism of the sewing machine; the bottoms of the cloth feeding teeth are provided with a tooth holder; the tooth holder is pushed by the cloth feeding mechanism forwards and backwards along an X-axis direction; the guiding structure is provided with a first guiding part and a second guiding part of a guiding device; the first guiding part is arranged on the tooth holder and is matched with the second guiding part of the guiding device to be arranged on the base, or the first guiding part is arranged on the base and is matched with the second guiding part of the guiding device to be arranged on the tooth holder; and the two guiding parts mutually guide the cloth feeding teeth to move along the X-axis direction. According to the guiding structure of the cloth feeding mechanism, through the mutual guiding of the two guiding parts, the movement of the cloth feeding teeth along right direction always in the cloth feeding process is ensured, so that the quality of cloth feeding sewing is improved.
Description
Technical field
The present invention relates to a kind of guiding structural of work-feeding mean of sewing machine.
Background technology
The sewing operation of Sewing machines, is drive cloth conveying teeth by cloth moving forward or backward along X-direction high speed with cloth feeding mechanism, and coordinates the start of car pin to go out designed style with sewing; Wherein, this work feed dentition is positioned at the end of cloth feeding mechanism, can because of the accumulated error produced after each part of cloth feeding mechanism itself or each assembling parts, and cause cloth conveying teeth to produce the crooked of Y direction when pushing cloth, sewing cannot be carried out along X-direction very accurately, cause sewing quality bad.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of guiding structural of cloth feeding mechanism, and its work feed stroke is accurate, can improve the quality of sewing.
For solving the problems of the technologies described above, the guiding structural of cloth feeding mechanism of the present invention, be located at the position that support below a sewing machine needle board is relative with the cloth conveying teeth that is promoted by the cloth feeding mechanism of this Sewing machines, and bottom this cloth conveying teeth, establish a toothholder, this toothholder is promoted along X-direction forward or backward by cloth feeding mechanism; This guiding structural has one first leads one second of portion and a guiding device and leads portion, and this first portion of leading is located on toothholder, this second portion of leading of this guiding device is coordinated to be located on this support, or this first portion of leading is located on this support, coordinate this second portion of leading of this guiding device to be located on this toothholder, and this two portion of leading guide this cloth conveying teeth mutually along X-direction displacement.
According to said structure, described guiding device can establish an adjustment part on support, and this adjustment part one end is an adjustment end, can be adjusted, and the other end is provided with moveable second and leads portion.
According to said structure, described guiding device separately has positioning piece, and this keeper external diameter is external screw thread form, screw lock on support, for locating adjustment part.
According to said structure, can establish an adjusting hole on toothholder, an adjustment part is placed in this adjusting hole, and this adjustment part has second and leads portion, and this support second is led place of portion relative to this and established first to lead portion.
According to said structure, second of described guiding device is led portion or first and is led portion and can directly be located at this cloth conveying teeth.
The present invention leads the mutual guiding in portion by two, ensure that cloth conveying teeth moves along X-direction, and the skew of unlikely generation Y direction, enable the process of work feed remain at accurately on path like this, thus improve the accuracy of work feed sewing, ensure that the quality of sewing.
Accompanying drawing explanation
Fig. 1 is three-dimensional combination appearance figure of the present invention.
Fig. 2 is the first angle part decomposing schematic representation of the present invention.
Fig. 3 is the second angle part decomposing schematic representation of the present invention.
Fig. 4 is combination generalized section of the present invention.
Fig. 5 is combinative movement schematic diagram of the present invention.
Fig. 6 is that guiding device of the present invention is located at the embodiment schematic diagram of end wall along X-direction.
Fig. 7 is on toothholder is located at below cloth conveying teeth by guiding device of the present invention and stretches to first portion of leading that this end wall is arranged and be provided with the embodiment schematic diagram that second leads portion.
Fig. 8 is the enforcement schematic diagram that first portion of leading of the present invention is directly located at cloth conveying teeth bottom.
In figure, description of reference numerals is as follows:
10: needle plate 20: support
21: end wall 210: locating hole
22: locking member portion 220: adjusting hole
30: cloth feeding mechanism 31: cloth conveying teeth
Lead portion 32 at 310: the first: toothholder
Lead portion 321 at 320: the first: locating hole
322: adjusting hole 33: work feed connection rod set
X, Y, Z: direction of principal axis 40: guiding device
41: adjustment part 411: adjustment part
412: adjustment end 413: surely lead portion
Lead portion 42 at 414: the second: keeper
420: drive end 421: support end
Lead portion 40 ' at 320 ': the first: guiding device
41 ': adjustment part 42 ': keeper
210 ': locating hole 220 ': adjusting hole
40 ": guiding device 41 ": adjustment part
414 ": second leads portion 42 ": keeper
Lead portion 310: the first at 211: the first leads portion
Detailed description of the invention
Understand more specifically for having technology contents of the present invention, feature and effect, now in conjunction with illustrated embodiment, details are as follows:
Please coordinate shown in Fig. 1,2,3, a support 20 is provided with below the needle plate 10 of this Sewing machines, a cloth feeding mechanism 30 is separately provided with at this support 20, this needle plate 10 palisade dead slot structure place is provided with a cloth conveying teeth 31 promoted for this cloth feeding mechanism 30, be be fixed on a rectangle horizontally disposed toothholder 32 end face bottom this cloth conveying teeth 31, and these toothholder 32 both ends system is located in a work feed connection rod set 33, and drives for it, and the structure of this work feed connection rod set 33 is a known structure, separately do not repeat at this; And this cloth conveying teeth 31 drive cloth forward the direction that moves horizontally backward be X-direction, vertically the direction of the adjustable height of this X-direction is Z-direction, and horizontal direction is Y direction to the left or to the right, is the direction of the improper horizontal-shift of cloth conveying teeth;
And feature of the present invention is this guiding structural ties up to this cloth feeding mechanism 30 with this support 20 relative position and separately have the guiding device 40 be located on support 20 and the structure coordinated, along X-direction displacement there is the relative displacement nargin of Z-direction with the cloth conveying teeth 31 reaching really this cloth feeding mechanism 30 of guiding, and do not produce the object of Y direction skew improperly;
Wherein, toothholder 32 below this cloth conveying teeth 31 is relative with this guiding device 40 to be provided with two and to lead portion, namely at the lower center position place of this toothholder 32, namely locate immediately below cloth conveying teeth 31, be provided with a groove-like extended along aforementioned X-direction first leads portion 320, first to lead the recess in portion 320 downward for this, and this first height of the degree of depth slightly larger than this cloth conveying teeth 31 rise and fall Z-direction displacement of leading portion 320;
This support 20 has an end wall 21 extended along Z-direction, this end wall 21 is separately provided with a locking member portion 22 relative to this guiding device 40 position, a locating hole 210 is provided with by this end wall 21 direction vertical, and this locking member portion 22 central position is provided with an adjusting hole 220 along Z-direction, this locating hole 210 is in the form of vertical connection with this adjusting hole 220 and locating hole 210 inner radius has internal thread, is arranged at therebetween to coordinate the relative component of this guiding device 40;
This guiding device 40 has an adjustment part 41 and positioning piece 42, wherein, this adjustment part 41 has a shaft-like adjustment part 411, to be set in this adjusting hole 220, and the bottom that this adjustment part 411 exposes to this adjusting hole 220 is separately provided with an adjustment end 412 that can drive for a word bottle opener, the another end of this adjustment part 411 is then stretched out this adjusting hole 220 and is provided with one and discoidly surely leads portion 413, surely lead portion 413 and correspond to eccentric position place on end face that this toothholder 32 first leads portion 320 at this and be separately convexly equipped with second of a column and lead portion 414, by rotating this adjustment part 411 to change this second position of leading place, portion 414, it is made to lead can adjust to some extent because of the machine error of this work feed connection rod set 33 coordinating of portion 320 with first, to be adjusted to accurate location, this keeper 42 can be coordinated to be forced to this adjustment part 41, dynamic to make this adjustment part 41 remain on to maintain static.
And this keeper 42 external diameter has external screw thread, screw lock is in this locating hole 210, and this keeper 42 expose to this locating hole 210 end be set as the hexagonal drive end 420 of indent for hex tool embed rotate drive, and this keeper 42 extend the end supporting this adjustment part 41 in this adjusting hole 220 be one cone shape support end 421, after adjusting to make this adjustment part 41, this adjustment part 41 was made to keep the object of not rotating through pushing against of end 421 should be supported.
From said structure, the present invention has following effect:
Certain guiding: this cloth conveying teeth 31 and toothholder 32 coordinate the guiding of this guiding device 40 to remain on best path to move really, please coordinate shown in Fig. 4 and 5, second of this adjustment part 41 leads portion 414, and no matter this cloth conveying teeth 31 is in any position of work feed stroke, all first can be coordinated to lead the certain guiding in portion 320, the improper Y direction offset motion of unlikely generation, remains on best state to make the quality of sewing.
Adjustable operability is high: the configuration of the mutual eccentric position in portion 414 is led in the adjustment part 411 and second by this guiding device 40 adjustment part 41, therefore when rotating this adjustment part 411, this can be made second to lead portion 414 and move larger scope, and reach the object of height adjustment applicability and handled easily.
Structure simplifies: the component of the structure of cooperation guiding device 40 and this guiding device 40 itself and structure, it is not the structure of a complexity, only coordinate the setting of keeper 42 can reach the position of guiding and adjustment guiding by an adjustment part 41, overall simplification is easy to operate.
Separately also can be as shown in Figure 6, this first is led portion 320 ' and is located at bottom the toothholder 32 of cloth conveying teeth 31, and this adjustment part 41 ' axle center of this guiding device 40 ' is arranged along X-direction, this keeper 42 ' is then arranged in the Z-axis direction, and the locating hole 210 ' of this support 20 and the position of adjusting hole 220 ', also coordinate reversing of position, still can reach aforesaid various functions.
Again can be as shown in Figure 7, this toothholder 32 is separately provided with one along the locating hole 321 in X-direction, and be communicated with this locating hole 321 ending vertical direction and be provided with an adjusting hole 322, this guiding device 40 " there is an adjustment part 41 " and positioning piece 42 ", this keeper 42 " spiral shell is located in this locating hole 321, this adjustment part 41 " then screw lock in this adjusting hole 322, and this adjustment part 41 " with keeper 42 " structure all identical with aforesaid example structure, and at this adjustment part 41 " one end stretch be provided with second of an eccentric position and lead portion 414 ", and the end wall 21 of this support 20 second leads portion 414 relative to this " place is separately provided with first of a groove and leads portion 211, this first is led portion 211 and to extend and recess second leads portion 414 towards this along aforementioned X-direction ", and this first Z-direction height of degree of depth system slightly larger than this cloth conveying teeth 31 rise and fall displacement of leading portion 211, also the function of previous embodiment is reached equally.
Another aforementioned as shown in Figure 8, of the present invention first leads second of portion 310 or this guiding device leads portion and can be directly arranged on cloth conveying teeth 31, also aforementioned every function can be reached, as shown in this legend, leading portion 310 by first is directly arranged on this cloth conveying teeth 31, also aforesaid second portion of leading can be located at this cloth conveying teeth.
Claims (5)
1. the guiding structural of a cloth feeding mechanism, it is characterized in that, described guiding structural is located at support below the sewing machine needle board position relative with the cloth conveying teeth that is promoted by the cloth feeding mechanism of this Sewing machines, and bottom this cloth conveying teeth, establish a toothholder, this toothholder is promoted along X-direction forward or backward by cloth feeding mechanism;
This guiding structural has one first leads one second of portion and a guiding device and leads portion, and this first portion of leading is located on toothholder and extends along aforementioned X-direction, this first is led portion's degree of depth and is greater than the Z-direction displacement of this cloth conveying teeth perpendicular to X-direction adjustable height, this second portion of leading of this guiding device is coordinated to be located on this support, and this two portion of leading guides this cloth conveying teeth mutually along X-direction displacement, this cloth conveying teeth drive cloth forward the direction that moves horizontally backward be X-direction;
This support has an end wall extended along Z-direction, this end wall is separately provided with a locking member portion relative to this guiding device position, and vertically this end wall direction is provided with a locating hole, this locking member portion is provided with an adjusting hole along Z-direction, and this guiding device separately has an adjustment part and positioning piece, this adjustment part is provided with one and discoidly surely leads portion, surely at this to correspond on end face that this toothholder first leads portion eccentric position place and second lead portion for this in the portion of leading, this adjusting hole is arranged for this adjustment part of this guiding device, and this locating hole and this adjusting hole are interconnected and this locating hole is arranged for this keeper of this guiding device.
2. the guiding structural of cloth feeding mechanism according to claim 1, is characterized in that, this adjustment part is located on support, and this adjustment part one end is one controlled adjustment to hold, and this adjustment part other end is provided with mobile this and second leads portion.
3. the guiding structural of cloth feeding mechanism according to claim 2, is characterized in that, this keeper external diameter is external screw thread form, screw lock on this support, for locating this adjustment part.
4., according to the guiding structural of the cloth feeding mechanism of claims 1 to 3 described in any one, it is characterized in that, described first portion of leading is set as groove-like and this locating hole has internal thread.
5. the guiding structural of cloth feeding mechanism according to claim 1, is characterized in that, first portion of leading of described guiding device is directly located at this cloth conveying teeth.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201110268091.3A CN102995303B (en) | 2011-09-09 | 2011-09-09 | Guiding structure of cloth feeding mechanism |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201110268091.3A CN102995303B (en) | 2011-09-09 | 2011-09-09 | Guiding structure of cloth feeding mechanism |
Publications (2)
Publication Number | Publication Date |
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CN102995303A CN102995303A (en) | 2013-03-27 |
CN102995303B true CN102995303B (en) | 2015-04-01 |
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ID=47924368
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201110268091.3A Expired - Fee Related CN102995303B (en) | 2011-09-09 | 2011-09-09 | Guiding structure of cloth feeding mechanism |
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CN (1) | CN102995303B (en) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3320912A (en) * | 1965-02-18 | 1967-05-23 | Singer Co | Convertible work-feeding devices for sewing machines |
US4967674A (en) * | 1987-12-19 | 1990-11-06 | Union Special Corporation | Sewing machine for sewing on a tape |
CN2175773Y (en) * | 1992-08-15 | 1994-08-31 | 叶德山 | Feed dog and lift regulating device of sewing machine |
CN1263958A (en) * | 1999-01-21 | 2000-08-23 | 重机公司 | Cloth feeding device for sewing machine |
CN101613913A (en) * | 2008-06-24 | 2009-12-30 | 杜尔克普-阿德勒股份公司 | Feeder at Sewing machines operating period feeding fabric |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03191984A (en) * | 1989-12-22 | 1991-08-21 | Juki Corp | Driving device of feed gear of sewing machine |
-
2011
- 2011-09-09 CN CN201110268091.3A patent/CN102995303B/en not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3320912A (en) * | 1965-02-18 | 1967-05-23 | Singer Co | Convertible work-feeding devices for sewing machines |
US4967674A (en) * | 1987-12-19 | 1990-11-06 | Union Special Corporation | Sewing machine for sewing on a tape |
CN2175773Y (en) * | 1992-08-15 | 1994-08-31 | 叶德山 | Feed dog and lift regulating device of sewing machine |
CN1263958A (en) * | 1999-01-21 | 2000-08-23 | 重机公司 | Cloth feeding device for sewing machine |
CN101613913A (en) * | 2008-06-24 | 2009-12-30 | 杜尔克普-阿德勒股份公司 | Feeder at Sewing machines operating period feeding fabric |
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Publication number | Publication date |
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CN102995303A (en) | 2013-03-27 |
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