CN204780156U - Durable type work feed retainer that sewing machine used - Google Patents
Durable type work feed retainer that sewing machine used Download PDFInfo
- Publication number
- CN204780156U CN204780156U CN201520328985.0U CN201520328985U CN204780156U CN 204780156 U CN204780156 U CN 204780156U CN 201520328985 U CN201520328985 U CN 201520328985U CN 204780156 U CN204780156 U CN 204780156U
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- CN
- China
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- feed dog
- support body
- sewing machine
- slide block
- durable type
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Abstract
The utility model relates to a sewing machine tool field specifically is a durable type work feed retainer that sewing machine used, and it includes the support body and install the feed dog on the support body, it still include with the support body is connected and make the support body side -to -side movement rocker mechanism and messenger's feed dog up -and -down motion lift tooth mechanism, a serial communication port, the middle part front side of support body open and to have the spout, chute match have the slider, and slider front side and support body parallel and level, the slider front side be fixed with the feed dog through the second locking bolt, and open on the feed dog have with second locking bolt complex adjustment tank, two trough rims of spout of support body on all be fixed with the baffle through fixing bolt, and baffle inboard pastes the feed dog, the utility model aims at providing a durable type work feed retainer that sewing machine used, the height that can adjust the feed dog can also reduce the wearing and tearing of feed dog simultaneously in order to adapt to different needs, improves the life of feed dog.
Description
Technical field
The utility model relates to sewing machine field, specifically a kind of durable type feed dog frame of use in sewing machine.
Background technology
Along with the development of science and technology and the progress in epoch, sewing machine is also advancing at utmost speed towards the direction of mechanization and automation, but, obtain the accreditation of client, be not only that mechanization and automation are just much of that, durable in use, respond well this is only the principal element obtaining client's accreditation.
Feed dog frame is the indispensable part of Sewing machines, the retainer device of old-fashioned point comprises support body, feed dog, cloth feeding crank and feed lifting rock shaft crank, feed dog is arranged on retainer top, cloth feeding crank and feed lifting rock shaft crank are connected with retainer two ends respectively and feed lifting rock shaft crank is positioned at the lower end of feed lifting rock shaft crank and support body connection bit, feed lifting rock shaft crank is driven when moving in a circle by lower shaft, the upper plane of feed dog movement locus is an inclined-plane, cause feed dog feeding smoothness not high, easily cause the situation such as broken needle or broken string, now most retainer all adopts the support body of monoblock, feed dog is embedded in support body, and the height of feed dog is regulated by bolt, the smoothness of work feed can be improved like this, but the feed dog in embedding support body easily weares and teares, swing is there will be after wearing and tearing, badly influence the effect of work feed, and then cause the needle gage that processes uneven, the quality of impact sewing, need frequent replacing, generally within about 2 months, just need to change feed dog.
Utility model content
The purpose of this utility model is to provide a kind of durable type feed dog frame of use in sewing machine, and the height of feed dog can be regulated to adapt to different needs, can also reduce the wearing and tearing of feed dog simultaneously, improves the service life of feed dog.
In order to realize above object, the technical solution adopted in the utility model is: a kind of durable type feed dog frame of use in sewing machine, it comprises support body (4) and is arranged on the feed dog (5) on support body (4), and it also comprises and being connected and the Tai Ya mechanism making the endplay device of support body (4) side-to-side movement and feed dog (5) is moved up and down with support body (4); Chute is had on front side of the middle part of described support body (4); Described chute coupling has slide block (15), and slide block (15) front side is concordant with support body (4); Described slide block (15) front side is fixed with feed dog (5) by the second clamping screw (12), and feed dog (5) has the regulating tank (501) coordinated with the second clamping screw (12); Two trough rims of the chute of described support body (4) are all fixed with baffle plate (13) by set bolt (14), and the inner side of baffle plate (13) touch feed dog (5).
Further, described slide block (15) is provided with two screwed holes, the screwed hole on top coordinates with regulating tank (501), and the screwed hole of bottom coordinates with adjusting bolt (16), and is fixed on slide block (15) by eccentric washer (17); Described eccentric washer (17) contacts with feed dog (5) bottom.
Further, the length of described regulating tank (501) is eccentric washer (17) from the difference of center of rotation solstics and closest approach, and regulating tank (501) lowermost end is when coordinating with the second clamping screw (12), the bottom surface of feed dog (5) contacts with the solstics of eccentric washer (17) from center of rotation.
Further, the width of described slide block (15) is greater than the width of feed dog (5), and feed dog (5) is arranged on the middle of slide block (15).
Further, described baffle plate (13) top exceeds the top of support body (4), and the shape on top is triangle.
Further, diameter 50-100 the silk larger than the diameter of set bolt (14) of the upper adjustment hole (1301) coordinated with set bolt (14) of described baffle plate (13).
Further, described endplay device comprises and is arranged on swing dead axle (8) on Sewing machines and swings moving axis (9), described swing dead axle (8) and swing moving axis (9) are provided with crank (6), and the upper end of described crank (6) is fixed on support body (4) by pin (7) and locking nut (11).
Further, the crank (6) on described swing moving axis (9) is bottom opening formula crank, and opening part is positioned at the position be socketed with swing moving axis (9), and the both sides of opening are connected by the first clamping screw (10).
Further, described Tai Ya mechanism comprises the turning cylinder (1) be arranged on Sewing machines, and described turning cylinder (1) is socketed with eccentric wheel (2), and described eccentric wheel (2) is socketed with support body seat (3), and support body (4) is arranged on support body seat (3).
Further, described slide block (15) shape is L-type, and endways part coordinates with the chute that support body (4) has, and part sidewards coordinates with support body seat (3); Spring (18) is provided with between described slide block (15) portion of upper surface sidewards and support body (4) lower surface.
Beneficial effect of the present invention is:
1, feed dog is provided with regulating tank, the height of feed dog can be regulated to adapt to different needs.
2, the design of adjusting bolt and eccentric washer, when adjustment feed dog height, can allow eccentric washer withstand feed dog all the time, prevents from being broken by the second locking nut of feed dog in hand-manipulating of needle process, and then damage feed dog by pressure, cause economic loss.
3, the design of baffle plate, can reduce the wearing and tearing of feed dog, and its top extends out simultaneously, can prevent feed dog in feeding process from occurring rocking; Regulating tank design on baffle plate, can finely tune, reduce wear further, when wearing and tearing appear in baffle plate, can also can also continue to use, extend service life greatly after fine setting.
4, the design of baffle plate, can also live slide block by shelves, anti-limited slip block from chute out.
5, the crank design on moving axis is swung, can at crank with when swinging moving axis appearance wearing and tearing, work, can not have influence on the precision of lower pin, also not need to change frequently as usual.
6, turning cylinder and eccentric wheel drive feed dog to move up and down, and compare crank handle turns, save space, also reduce movement range.
7, support body seat, turning cylinder and eccentric design, can save space, and then increase the amplitude swung, and then the needle gage of the hand-manipulating of needle can be increased, compare original structure, the adjustable range of needle gage increases, also there will not be the wearing and tearing of crank and support body seat simultaneously, and then ensure that the precision of the hand-manipulating of needle.
8, support body seat and slide block adopt the design of slide rail and chute, can improve smoothness and the precision of work feed.
9, be provided with spring between slide block and support body, can play certain under push away effect, facilitate slide block Rapid reset.
Accompanying drawing explanation
Fig. 1 is a kind of schematic perspective view of durable type feed dog frame of use in sewing machine.
Fig. 2 is a kind of main body figure of durable type feed dog frame of use in sewing machine.
Fig. 3 is a kind of left view of durable type feed dog frame of use in sewing machine.
Fig. 4 is a kind of right view of durable type feed dog frame of use in sewing machine.
Fig. 5 is a kind of top view of durable type feed dog frame of use in sewing machine.
Fig. 6 is a kind of rearview of durable type feed dog frame of use in sewing machine.
Described in figure, label character is expressed as: 1, turning cylinder; 2, eccentric wheel; 3, support body seat; 4, support body; 5, feed dog; 6, crank; 7, pin; 8, dead axle is swung; 9, moving axis is swung; 10, the first clamping screw; 11, locking nut; 12, the second clamping screw; 13, plate washer; 14, set bolt; 15, slide block; 16, adjusting bolt; 17, eccentric washer; 18, spring; 501, regulating tank; 1301, adjustment hole.
Detailed description of the invention
In order to make those skilled in the art understand technical scheme of the present invention better, describe the present invention below in conjunction with accompanying drawing, the description of this part is only exemplary and explanatory, should not have any restriction to protection domain of the present utility model.
As shown in figs 1 to 6, the durable type feed dog frame of a kind of use in sewing machine of the utility model, the feed dog 5 that it comprises support body 4 and is arranged on support body 4, it also comprises and being connected and the Tai Ya mechanism making the endplay device of support body 4 side-to-side movement and feed dog 5 is moved up and down with support body 4; Chute is had on front side of the middle part of described support body 4; Described chute coupling has slide block 15, and concordant with support body 4 on front side of slide block 15; Be fixed with feed dog 5 by the second clamping screw 12 on front side of described slide block 15, and feed dog 5 have the regulating tank 501 coordinated with the second clamping screw 12; Two trough rims of the chute of described support body 4 are all fixed with baffle plate 13 by set bolt 14, and the inner side of baffle plate 13 touch feed dog 5.
Preferably, described slide block 15 is provided with two screwed holes, the screwed hole on top coordinates with regulating tank 501, and the screwed hole of bottom coordinates with adjusting bolt 16, and is fixed on slide block 15 by eccentric washer 17; Described eccentric washer 17 contacts with bottom feed dog 5.
Preferably, the length of described regulating tank 501 is eccentric washer 17 from the difference of center of rotation solstics and closest approach, and regulating tank 501 lowermost end is when coordinating with the second clamping screw 12, the bottom surface of feed dog 5 contacts with the solstics of eccentric washer 17 from center of rotation.
Preferably, the width of described slide block 15 is greater than the width of feed dog 5, and feed dog 5 is arranged on the middle of slide block 15.
Preferably, described baffle plate 13 top exceeds the top of support body 4, and the shape on top is triangle.
Preferably, diameter 50-100 the silk larger than the diameter of set bolt 14 of the adjustment hole 1301 that described baffle plate 13 coordinates with set bolt 14.
Preferably, described endplay device comprises and is arranged on swing dead axle on Sewing machines 8 and swings moving axis 9, described swing dead axle 8 and swing on moving axis 9 and be provided with crank 6, and the upper end of described crank 6 is fixed on support body 4 by pin 7 and locking nut 11.
Preferably, the crank 6 on described swing moving axis 9 is bottom opening formula crank, and opening part is positioned at the position be socketed with swing moving axis 9, and the both sides of opening are connected by the first clamping screw 10.
Preferably, described Tai Ya mechanism comprises the turning cylinder 1 be arranged on Sewing machines, and described turning cylinder 1 is socketed with eccentric wheel 2, and described eccentric wheel 2 is socketed with support body seat 3, and support body 4 is arranged on support body seat 3.
Preferably, described slide block 15 shape is L-type, and endways part coordinates with the chute that support body 4 has, and part sidewards coordinates with support body seat 3; Spring 18 is provided with between described slide block 15 portion of upper surface sidewards and support body 4 lower surface.
During concrete use, first whole device is installed on Sewing machines, mixed up the height of feed dog 5 by regulating tank 501, lock with the second clamping screw 12, and eccentric adjustment pad 17 makes it withstand feed dog 5, locking adjusting bolt 16; Be locked bolt 14, makes baffle plate 13 touch feed dog 5 with suitable pressure; Start and swing moving axis 9 and turning cylinder 1, make support body 4 realize swinging, slide block 15 realizes sliding up and down, and then makes feed dog 5 realize swinging and moving up and down simultaneously.
When slide block 15 up slides, spring 18 is in compressive state, and when down sliding, spring will recover deformation, can give the active force that slide block 15 1 is downward, convenient downslide.
It should be noted that, in this article, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thus make to comprise the process of a series of key element, method, article or equipment and not only comprise which key element, but also comprise other key elements clearly do not listed, or also comprise by the intrinsic key element of this process, method, article or equipment.
Apply specific case herein to set forth principle of the present utility model and embodiment, the explanation of above example just understands method of the present utility model and core concept thereof for helping.The above is only preferred embodiment of the present utility model, should be understood that, due to the finiteness of literal expression, and objectively there is unlimited concrete structure, for those skilled in the art, under the prerequisite not departing from the utility model principle, some improvement, retouching or change can also be made, also above-mentioned technical characteristic can be combined by rights; These improve retouching, change or combination, or the design of utility model and technical scheme are directly applied to other occasion without improving, and all should be considered as protection domain of the present utility model.
Claims (10)
1. the durable type feed dog frame of a use in sewing machine, it comprises support body (4) and is arranged on the feed dog (5) on support body (4), and it also comprises and being connected and the Tai Ya mechanism making the endplay device of support body (4) side-to-side movement and feed dog (5) is moved up and down with support body (4); It is characterized in that, on front side of the middle part of described support body (4), have chute; Described chute coupling has slide block (15), and slide block (15) front side is concordant with support body (4); Described slide block (15) front side is fixed with feed dog (5) by the second clamping screw (12), and feed dog (5) has the regulating tank (501) coordinated with the second clamping screw (12); Two trough rims of the chute of described support body (4) are all fixed with baffle plate (13) by set bolt (14), and the inner side of baffle plate (13) touch feed dog (5).
2. the durable type feed dog frame of a kind of use in sewing machine according to claim 1, it is characterized in that, described slide block (15) is provided with two screwed holes, the screwed hole on top coordinates with regulating tank (501), the screwed hole of bottom coordinates with adjusting bolt (16), and is fixed on slide block (15) by eccentric washer (17); Described eccentric washer (17) contacts with feed dog (5) bottom.
3. the durable type feed dog frame of a kind of use in sewing machine according to claim 2, it is characterized in that, the length of described regulating tank (501) is eccentric washer (17) from the difference of center of rotation solstics and closest approach, and regulating tank (501) lowermost end is when coordinating with the second clamping screw (12), the bottom surface of feed dog (5) contacts with the solstics of eccentric washer (17) from center of rotation.
4. the durable type feed dog frame of a kind of use in sewing machine according to claim 1, is characterized in that, the width of described slide block (15) is greater than the width of feed dog (5), and feed dog (5) is arranged on the middle of slide block (15).
5. the durable type feed dog frame of a kind of use in sewing machine according to claim 1, is characterized in that, described baffle plate (13) top exceeds the top of support body (4), and the shape on top is triangle.
6. the durable type feed dog frame of a kind of use in sewing machine according to claim 5, is characterized in that, diameter 50-100 the silk larger than the diameter of set bolt (14) of the upper adjustment hole (1301) coordinated with set bolt (14) of described baffle plate (13).
7. the durable type feed dog frame of a kind of use in sewing machine according to claim 1, it is characterized in that, described endplay device comprises and is arranged on swing dead axle (8) on Sewing machines and swings moving axis (9), described swing dead axle (8) and swing moving axis (9) are provided with crank (6), and the upper end of described crank (6) is fixed on support body (4) by pin (7) and locking nut (11).
8. the durable type feed dog frame of a kind of use in sewing machine according to claim 7, it is characterized in that, crank (6) on described swing moving axis (9) is bottom opening formula crank, opening part is positioned at the position be socketed with swing moving axis (9), and the both sides of opening are connected by the first clamping screw (10).
9. the durable type feed dog frame of a kind of use in sewing machine according to claim 1, it is characterized in that, described Tai Ya mechanism comprises the turning cylinder (1) be arranged on Sewing machines, described turning cylinder (1) is socketed with eccentric wheel (2), described eccentric wheel (2) is socketed with support body seat (3), and support body (4) is arranged on support body seat (3).
10. the durable type feed dog frame of a kind of use in sewing machine according to claim 9, is characterized in that, described slide block (15) shape is L-type, and endways part coordinates with the chute that support body (4) has, and part sidewards coordinates with support body seat (3); Spring (18) is provided with between described slide block (15) portion of upper surface sidewards and support body (4) lower surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520328985.0U CN204780156U (en) | 2015-05-21 | 2015-05-21 | Durable type work feed retainer that sewing machine used |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520328985.0U CN204780156U (en) | 2015-05-21 | 2015-05-21 | Durable type work feed retainer that sewing machine used |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204780156U true CN204780156U (en) | 2015-11-18 |
Family
ID=54520243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520328985.0U Expired - Fee Related CN204780156U (en) | 2015-05-21 | 2015-05-21 | Durable type work feed retainer that sewing machine used |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204780156U (en) |
-
2015
- 2015-05-21 CN CN201520328985.0U patent/CN204780156U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Two city 422800 Shaoyang city of Hunan province Shaodong County pond ecological industrial park green Ting Road and people prosperous road intersection Patentee after: Hunan Tak Hing Sewing Limited by Share Ltd Address before: Two city 422800 Shaoyang city of Hunan province Shaodong County pond ecological industrial park green Ting Road and people prosperous road intersection Patentee before: Hunan Province Xing De makes Automation Co., Ltd |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 Termination date: 20210521 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |