CN102995303A - Guiding structure of cloth feeding mechanism - Google Patents
Guiding structure of cloth feeding mechanism Download PDFInfo
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- CN102995303A CN102995303A CN2011102680913A CN201110268091A CN102995303A CN 102995303 A CN102995303 A CN 102995303A CN 2011102680913 A CN2011102680913 A CN 2011102680913A CN 201110268091 A CN201110268091 A CN 201110268091A CN 102995303 A CN102995303 A CN 102995303A
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- guiding
- guiding device
- cloth feeding
- feeding mechanism
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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, be with cloth feeding mechanism drive cloth conveying teeth with cloth along at a high speed mobile forward or backward of X-direction, and cooperate 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 be because of the accumulated error that produces behind each part of cloth feeding mechanism itself or each assembling parts, and cause cloth conveying teeth when pushing cloth, to produce the crooked of Y direction, can't carry out sewing along X-direction very accurately, cause the sewing quality bad.
Summary of the invention
The technical problem to be solved in the present invention provides 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 support position relative with a cloth conveying teeth that is promoted by the cloth feeding mechanism of this Sewing machines of sewing machine needle board below, and a toothholder is established in this cloth conveying teeth bottom, and this toothholder is promoted along X-direction forward or backward by cloth feeding mechanism; This guiding structural has one first leads one second of section and a guiding device and leads section, and this first section of leading is located on the toothholder, cooperate this second section of leading of this guiding device to be located on this support, or this first section of leading is located on this support, cooperate this second section of leading of this guiding device to be located on this toothholder, and this two section of leading guide this cloth conveying teeth mutually along the X-direction displacement.
According to said structure, described guiding device can be established an adjustment part at support, and this adjustment part one end is an adjustment end, can be adjusted, and the other end is provided with movably and second leads section.
According to said structure, described guiding device has positioning piece in addition, and this keeper external diameter is the external screw thread form, and screw lock is used for the location adjustment part on support.
According to said structure, can establish an adjusting hole at toothholder, an adjustment part is placed in this adjusting hole, and this adjustment part has second and leads section, establishes first with respect to this second section of leading place on this support and leads section.
According to said structure, second of described guiding device is led section or first and is led section and can directly be located at this cloth conveying teeth.
The present invention is by the two mutual guidings of leading section, guaranteed that cloth conveying teeth moves along X-direction, and the skew of unlikely generation Y direction, the process of work feed can be remained at accurately on the path, thereby improved the accuracy of work feed sewing, guaranteed the quality of sewing.
Description of drawings
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 combination action schematic diagram of the present invention.
Fig. 6 is guiding device of the present invention is located at end wall along X-direction embodiment schematic diagram.
Fig. 7 is that guiding device of the present invention is located to stretch on the toothholder of cloth conveying teeth below and to first section of leading of this end wall setting and is provided with the second embodiment schematic diagram of leading section.
Fig. 8 is the enforcement schematic diagram that first section of leading of the present invention directly is located at the cloth conveying teeth bottom.
Description of reference numerals is as follows among the figure:
10: needle plate 20: support
21: end wall 210: locating hole
22: decide part section 220: adjusting hole
30: cloth feeding mechanism 31: cloth conveying teeth
322: adjusting hole 33: the work feed connection rod set
X, Y, Z: direction of principal axis 40: guiding device
41: adjustment part 411: adjustment part
412: adjust end 413: surely lead section
420: drive end 421: support end
Lead section 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 section 42 ": keeper
Lead section 310: the first lead section at 211: the first
The specific embodiment
Understand for technology contents of the present invention, characteristics and effect being had more specifically, existing details are as follows in conjunction with illustrated embodiment:
Please cooperate shown in Fig. 1,2,3, needle plate 10 belows of this Sewing machines are provided with a support 20, be provided with in addition a cloth feeding mechanism 30 at this support 20, these needle plate 10 palisade dead slot structure places are provided with a cloth conveying teeth 31 for these cloth feeding mechanism 30 promotions, horizontally disposed toothholder 32 end faces of a rectangle are fixed in this cloth conveying teeth 31 bottoms system, and this toothholder 32 both ends system is located on the work feed connection rod set 33, and drive for it, and the structure of this work feed connection rod set 33 is a known structure, does not give unnecessary details in addition at this; And this cloth conveying teeth 31 drive cloth forward backward the direction that moves horizontally be X-direction, vertically the direction of the adjustable height of this X-direction is Z-direction, horizontal direction is Y direction to the left or to the right, is the direction of the improper horizontal-shift of cloth conveying teeth;
Tie up to this cloth feeding mechanism 30 and have in addition the guiding device 40 of being located on the support 20 and the structure that cooperates with these support 20 relative position places and feature of the present invention is this guiding structural, along the X-direction displacement and have the relative displacement nargin of Z-direction, and do not produce the purpose of improperly Y direction skew with the cloth conveying teeth 31 that reaches this cloth feeding mechanism 30 of certain guiding;
Wherein, the toothholder 32 of these cloth conveying teeth 31 belows and this guiding device 40 be relative to be provided with two and to lead section, namely in the bottom center position of this toothholder 32, namely under cloth conveying teeth 31, locate, be provided with first of a groove shape that extends along aforementioned X-direction and lead section 320, first to lead the recess of section 320 downward for this, and this first degree of depth of leading section 320 is slightly larger than the height of these cloth conveying teeth 31 rise and fall Z-direction displacements;
This support 20 has an end wall 21 along the Z-direction extension, this end wall 21 is provided with certain part section 22 in addition with respect to these guiding device 40 positions, be provided with a locating hole 210 by vertical these end wall 21 directions, be provided with an adjusting hole 220 and part section 22 central position should be decided along Z-direction, this locating hole 210 has internal thread with form and locating hole 210 inner radius that this adjusting hole 220 is in vertical connection, is arranged at therebetween to cooperate these guiding device 40 relative members;
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 provided with an adjustment end 412 that can supply a word bottle opener to drive in addition, the another end of this adjustment part 411 is then stretched out this adjusting hole 220 and is provided with a discoid section 413 that surely leads, surely leading section 413 at this leads on the end face of section 320 the eccentric position place and convexes with in addition second of a column and lead section 414 corresponding to this toothholder 32 first, by rotating this adjustment part 411 to change this second position of leading section 414 places, make it lead cooperating of section 320 and can adjust to some extent because of the machine error of this work feed connection rod set 33 with first, to be adjusted to accurate location, can cooperate this keeper 42 to be forced to this adjustment part 41 so that this adjustment part 41 remain on maintain static moving.
And these keeper 42 external diameters have external screw thread, screw lock is in this locating hole 210, and expose to these locating hole 210 ends at this keeper 42 and be set as the hexagonal drive end 420 of indent and embed to rotate drive for hex tool, and the end of supporting this adjustment part 41 in this keeper 42 extends this adjusting hole 220 is a cone shape end 421 that supports, so that after these adjustment part 41 adjustment, the purpose that these adjustment part 41 maintenances were not rotated through supporting pushing against of end 421.
By said structure as can be known, the present invention has following effect:
Really guiding: this cloth conveying teeth 31 and toothholder 32 cooperate the guiding of this guiding device 40 to remain on the path of the best to move really, please cooperate shown in Fig. 4 and 5, second of this adjustment part 41 lead section 414 no matter this cloth conveying teeth 31 in any position of work feed stroke, all can cooperate first to lead the certain guiding of section 320, the improper Y direction skew of unlikely generation action is so that the quality of sewing remains on best state.
Adjustable operability is high: lead the configuration of section's 414 mutual eccentric positions by the adjustment part 411 and second of these guiding device 40 adjustment parts 41, so when rotating this adjustment part 411, can make this second lead section 414 and move larger scope, and reach the purpose of height adjustment applicability and handled easily.
Designs simplification: the member and the structure that cooperate the structure of guiding device 40 and this guiding device 40 itself, be not to be the structure of a complexity, the position that only cooperates the setting of keeper 42 can reach guiding and adjust guiding by an adjustment part 41, overall simplification is easy to operate.
In addition also can be as shown in Figure 6, this first leads toothholder 32 bottoms that section 320 ' is located at cloth conveying teeth 31, and this adjustment part 41 ' axle center of this guiding device 40 ' is along the X-direction setting, this keeper 42 ' then arranges in Z-direction, and the position of the locating hole 210 ' of this support 20 and adjusting hole 220 ', also cooperate reversing of position, still can reach aforesaid various functions.
Again can be as shown in Figure 7, be provided with in addition one on this toothholder 32 along the locating hole 321 on the X-direction, be provided with an adjusting hole 322 and be communicated with these locating hole 321 terminal vertical direction, this guiding device 40 " have 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 " an end stretch be provided with second of an eccentric position and lead section 414 "; and the end wall 21 of this support 20 second is led section 414 with respect to this " locate to be provided with in addition first of a groove and lead section 211, this first is led section 211 and extends and recess second is led section 414 towards this along aforementioned X-direction "; and this first degree of depth system that leads section 211 is slightly larger than the Z-direction height of these cloth conveying teeth 31 rise and fall displacements, also reaches equally the function of previous embodiment.
For another shown in Figure 8 aforementioned, of the present invention first leads second of section 310 or this guiding device leads section and can be directly arranged on the cloth conveying teeth 31, also can reach aforementioned every function, shown in this legend, lead section 310 with first and be directly arranged on this cloth conveying teeth 31, also aforesaid second section of leading can be located at this cloth conveying teeth.
Claims (8)
1. the guiding structural of a cloth feeding mechanism, it is characterized in that, described guiding structural is located at the support position relative with a cloth conveying teeth that is promoted by the cloth feeding mechanism of this Sewing machines of sewing machine needle board below, and a toothholder is established in this cloth conveying teeth bottom, and this toothholder is promoted along X-direction forward or backward by cloth feeding mechanism;
This guiding structural has one first leads one second of section and a guiding device and leads section, and this first section of leading is located on the toothholder, cooperate this second section of leading of this guiding device to be located on this support, or this first section of leading is located on this support, cooperate this second section of leading of this guiding device to be located on this toothholder, and this two section of leading guide this cloth conveying teeth mutually along the X-direction displacement.
2. the guiding structural of cloth feeding mechanism according to claim 1, it is characterized in that described guiding device has an adjustment part, this adjustment part is located on the support, this adjustment part one end is one can controlled adjustment end, and this adjustment part other end is provided with mobile this and second leads section.
3. the guiding structural of cloth feeding mechanism according to claim 2 is characterized in that, described guiding device has positioning piece in addition, and this keeper external diameter is the external screw thread form, and screw lock is used for this adjustment part of location on this support.
4. according to claim 1 to the guiding structural of 3 any one described cloth feeding mechanism, it is characterized in that, described first leads section extends along aforementioned X-direction at this toothholder and is set as the groove shape, and this first leads section's degree of depth greater than the Z-direction displacement of this cloth conveying teeth perpendicular to the X-direction adjustable height; This support has an end wall along the Z-direction extension, this end wall is provided with certain part section in addition with respect to this guiding device position, and vertically this end wall direction is provided with a locating hole, should decide part section and be provided with an adjusting hole along Z-direction, this adjustment part for this guiding device arranges, and this locating hole and this adjusting hole is interconnected and this locating hole has internal thread arranges for this keeper of this guiding device.
5. the guiding structural of cloth feeding mechanism according to claim 1, it is characterized in that, described first section of leading is located at the toothholder bottom of cloth conveying teeth, and this guiding device has an adjustment part, the axle center of this adjustment part is along the X-direction setting, and this support is provided with respectively a locating hole and positioning piece and this adjustment part of an adjusting hole to install this guiding device relatively.
6. the guiding structural of cloth feeding mechanism according to claim 1, it is characterized in that described toothholder is provided with an adjusting hole, this guiding device has an adjustment part and is placed in this adjusting hole, this adjustment part has this and second leads section, is provided with this with respect to this second section of leading place on this support and first leads section.
7. the guiding structural of cloth feeding mechanism according to claim 6, it is characterized in that, described toothholder is provided with one in addition along the locating hole on the X-direction, and this locating hole is communicated with this adjusting hole, positioning piece spiral shell for this guiding device is located in this locating hole, and an end of this adjustment part of this guiding device is stretched this that be provided with an eccentric position and second is led section, the end wall of this support is provided with in addition first of a groove shape with respect to this second section of leading and leads section, this first lead section along aforementioned X-direction extend and the degree of depth greater than the displacement of this cloth conveying teeth perpendicular to the Z-direction of X-direction adjustable height.
8. the guiding structural of cloth feeding mechanism according to claim 1 is characterized in that, section led by second of described guiding device or first section of leading directly is 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 |
|---|---|
| CN102995303A true CN102995303A (en) | 2013-03-27 |
| CN102995303B CN102995303B (en) | 2015-04-01 |
Family
ID=47924368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110268091.3A Expired - Fee Related CN102995303B (en) | 2011-09-09 | 2011-09-09 | Guiding structure of cloth feeding mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102995303B (en) |
Citations (6)
| 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 |
| JPH03191984A (en) * | 1989-12-22 | 1991-08-21 | Juki Corp | Driving device of feed gear of sewing machine |
| 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 |
-
2011
- 2011-09-09 CN CN201110268091.3A patent/CN102995303B/en not_active Expired - Fee Related
Patent Citations (6)
| 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 |
| JPH03191984A (en) * | 1989-12-22 | 1991-08-21 | Juki Corp | Driving device of feed gear of sewing machine |
| 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 |
|---|---|
| CN102995303B (en) | 2015-04-01 |
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| C14 | Grant of patent or utility model | ||
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Granted publication date: 20150401 Termination date: 20210909 |