CN204251847U - A kind of trousers earphone - Google Patents
A kind of trousers earphone Download PDFInfo
- Publication number
- CN204251847U CN204251847U CN201420538663.4U CN201420538663U CN204251847U CN 204251847 U CN204251847 U CN 204251847U CN 201420538663 U CN201420538663 U CN 201420538663U CN 204251847 U CN204251847 U CN 204251847U
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- platen
- trousers
- fixed
- knife
- cloth
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Abstract
The utility model provides a kind of trousers earphone, belongs to technical field of sewing equipment.It solve the technical problems such as the production efficiency of existing trousers earphone is low.These trousers earphone comprises platen and head, platen is disposed with into cloth edge-neatening apparatus, pay-off and trousers ear fixed length cutting device along the throughput direction of sewing, head is fixed on platen, and the front end of head is provided with the needle holder for clamping shank, and needle holder is positioned at the top of pay-off; These trousers ear fixed length cutting device comprises cut-off knife, upper tool post and lower slide, and lower slide is fixed on platen, and upper tool post is articulated on lower slide by a rotating shaft, and cut-off knife is fixed on upper tool post, platen is provided with the drive source that can drive axis of rotation.The utility model has production efficiency advantages of higher.
Description
Technical field
The utility model belongs to technical field of sewing equipment, relates to a kind of trousers earphone.
Background technology
The waist of trousers all needs to make trousers ear in order to cross-under belt usually.For increasing the fastness of trousers ear, trousers ear is generally all stitched together by double-layer cloth or multilayer cloth.The equipment being used for making trousers ear is then called trousers earphone, general clothing factory is when making trousers ear, be all the blank strip of trousers ear of sewing with common trousers ear sewing machine special, blank strip is again by manually cutting into a rule finished product trousers ear after dipstick metering, then be pinned on the waist of trousers by trousers ear by other sewing device.
Applicant applied for the utility model patent of a special flat seam machine of chain type money trousers ear by name (CN 203602872U) on November 20th, 2013, this flat seam machine includes casing and is arranged on the sewing mechanism in casing, also be provided with the motor driving this sewing mechanism, wherein, above-mentioned sewing mechanism includes upper and lower piercing mechanism and looper hook line mechanism, above-mentioned upper and lower piercing mechanism comprise by pushing mechanism promote move back and forth before presser feet, one end of this front presser feet is overlapped grafting with a securing bound edge and is coordinated, the outlet that above-mentioned bound edge overlaps one end is corresponding with the working face of rear feed dog and needle plate, be provided with below above-mentioned front presser feet with rear feed dog synchronous operation before feed dog.Forward and backward presser feet in this flat seam machine adopts and only need lift front binder feeding during independent agency charging and enter, and presser feet can not press against sewing yet, there will not be the situation of sewing positioning.
And applicant finds in follow-up production practices, trousers earphone of the prior art can only be used for sewing the blank strip of trousers ears, and blank strip needs to be cut by manual measurement more just can become finished product trousers ear afterwards, and production efficiency is lower.
China patent CN 202530277U discloses a kind of trousers ear shearing device of trousers earphone, and it comprises cloth shearing device, knee controller, electric cabinet, and cloth shearing device, knee controller connect electric cabinet respectively; Cloth shearing device is arranged at the upper cover plate place of trousers earphone; Knee controller, electric cabinet are arranged at below the platen of trousers earphone.Although the applicant of this patent claims that it can by customized cut-off trousers ear, increase work efficiency, but this patent specification full text and Figure of description all do not provide the structure that can realize by customized cut-off trousers ear, those skilled in the art cannot realize customized cut-off trousers ear according to this patent, and the situation that trousers earphone production efficiency is low still exists.
Summary of the invention
The utility model is the problems referred to above existed for existing technology, and provide a kind of trousers earphone, technical problem to be solved in the utility model is: the production efficiency how improving these trousers earphone.
The purpose of this utility model realizes by following technical proposal:
A kind of trousers earphone, described trousers earphone comprises platen and head, described platen is disposed with into cloth edge-neatening apparatus, pay-off and trousers ear fixed length cutting device along the throughput direction of sewing, described head is fixed on platen, the front end of described head is provided with the needle holder for clamping shank, and described needle holder is positioned at the top of described pay-off; It is characterized in that, described trousers ear fixed length cutting device comprises cut-off knife, upper tool post and lower slide, described lower slide is fixed on platen, described upper tool post is articulated on described lower slide by a rotating shaft, described cut-off knife is fixed on upper tool post, described platen is provided with the drive source that can drive described axis of rotation.
Its operation principle is as follows: these trousers earphone in use, first sewing (i.e. multilayer cloth) is positioned in cloth edge-neatening apparatus, after entering cloth edge-neatening apparatus and deburring carried out to sewing, sewing workstation is delivered to by pay-off, by the shank on needle holder, multilayer cloth is sewed up, complete sewing of sewing is trousers ear blank, trousers ear blank is transported in trousers ear fixed length cutting device, axis of rotation is driven by drive source, axis of rotation can drive upper tool post to swing, thus by trousers ear cutting ingot, trousers ear cost can be obtained.Compared with aritificial cut-off of the prior art, the application can enhance productivity effectively.
In above-mentioned a kind of trousers earphone, described drive source comprises cylinder and moving knife drive rod, one end of described cylinder is articulated with on described platen, and the other end of described cylinder and one end of described moving knife drive rod are hinged, and the other end of described moving knife drive rod is fixed on the sidewall of described rotating shaft.Telescopic-cylinder can drive moving knife drive rod to swing, and then drives axis of rotation, thus cut-off knife is swung, and cuts off trousers ear blank; As other scheme, this drive source also can be designed to a motor, by motor and rotating shaft is direct-connected drives rotating shaft; Also realize with coordinating of cam by motor, not in this to go forth.
In above-mentioned a kind of trousers earphone, the front end of described head is provided with a cloth-dragging wheel, and described cloth-dragging wheel, between described pay-off and cut-off knife, can form a gap passed through for trousers ear blank between described cloth-dragging wheel and platen.
In above-mentioned a kind of trousers earphone, the front end of described head offers a screw, described screw internal thread is connected with a pressure regulating screw, the lower end of described pressure regulating screw is connected with the upper end of a pressure spring, the lower end of described pressure spring is connected with the upper end of a mop wheel shaft, the lower end of described mop wheel shaft is fixed with a mop wheel carrier, and described cloth-dragging wheel rotates and is arranged on described mop wheel carrier.After being designed with pressure regulating screw, adjustable cloth-dragging wheel is to sewing institute applied pressure.
In above-mentioned a kind of trousers earphone, described trousers earphone also comprises motor, upper main shaft, eccentric wheel one, drive link, connecting crank, driving shaft, scale regulating connecting rod, bulb connecting axle and initiatively overlap connecting rod, described upper main axis is arranged on head, the output of described motor is connected with upper main shaft, described eccentric wheel one is sheathed on described upper main shaft, one end of described drive link is connected with the sidewall of described eccentric wheel one, the other end of described drive link and one end of described connecting crank are hinged, the other end of described connecting crank is vertical with one end of described driving shaft and be connected, one end of described scale regulating connecting rod is sheathed on the other end of driving shaft, the upper end of described bulb connecting axle is connected by the other end of upper bulb with described scale regulating connecting rod, the lower end of described bulb connecting axle is connected with the described connecting rod that initiatively overlaps by lower bulb, the described connecting rod that initiatively overlaps is connected with described cloth-dragging wheel.Upper main axis, band movable eccentric wheel one rotates, and passes through drive link, connecting crank, driving shaft, scale regulating connecting rod, bulb connecting axle successively and initiatively overlap connecting rod to drive cloth-dragging wheel motion.
In above-mentioned a kind of trousers earphone, described platen is fixed with servo controller, electromagnetic valve and the motor of described servo controller and described cylinder are electrically connected.After being designed with servo controller; arrange by inner parameter and control servo when sewing how many pin; solenoid valves is passed through in machine not shutdown situation; control cylinder promotion cut-off knife completes and cuts action; cut out the short dimensionally stable of trousers ear length, error lower than 1mm; trousers ear finished product efficiency can being promoted, be reduced by least for two procedure times, accomplishing to settle at one go from being sewn into cut.
In above-mentioned a kind of trousers earphone, described platen is provided with needle plate, and described pay-off comprises the feed dog be positioned at below described needle plate, and the top of described needle plate is provided with presser feet.By the movement of feed dog, the conveying of sewing can be realized, drive the structure of feed dog, can see patent CN 203602872U, also can refer to type of drive of the prior art, not in this to go forth.
In above-mentioned a kind of trousers earphone, described enter cloth edge-neatening apparatus comprise the cutoff knife rack be fixed on described platen, described cutoff knife rack rotates and is provided with cutting knife swinging axle, the sidewall of described cutting knife swinging axle is fixed with upper cutter mounting bracket, described upper cutter mounting bracket is fixed with upper cutter, described platen is also fixed with lower cutter, and described lower cutter is positioned at the below of described upper cutter; Described trousers earphone also comprises looper string-hooking mechanism, described looper string-hooking mechanism comprises the curved needle crank be arranged on platen, described curved needle crank is provided with an eccentric wheel two, the sidewall of described eccentric wheel two is provided with cutting knife eccentric ratio, the end of described cutting knife eccentric ratio is connected with one end of a connecting screw rod, the other end of described connecting screw rod is hinged with wobble crank on, and described upper wobble crank is connected mutually with described cutting knife swinging axle.Looper string-hooking mechanism can see the mechanism in patent CN 203602872U, drive the mode of curved needle crank motion also as in patent CN 203602872U, not in this to go forth, and when eccentric wheel two rotates, cutting knife eccentric ratio can be driven to move, and then drive upper wobble crank to swing, and then drive cutting knife swinging axle to rotate, thus drive upper cutter to rotate, coordinate with lower cutter and deburring is carried out to sewing; Certainly this edge-neatening apparatus also can with reference to gloomy (Northwest) money trousers ear sewing machine special.
Compared with prior art, the utility model has the following advantages:
1, trousers ear blank can be delivered in trousers ear fixed length cutting device by these trousers earphone, and drive axis of rotation by drive source, axis of rotation can drive upper tool post to swing, thus by trousers ear cutting ingot, can obtain trousers ear cost.Compared with aritificial cut-off of the prior art, the application can enhance productivity effectively.
Accompanying drawing explanation
Fig. 1 is the structural representation of these trousers earphone in embodiment.
Fig. 2 is the structural representation of these trousers ear fixed length cutting device in embodiment.
Fig. 3 is the structural representation originally entering cloth edge-neatening apparatus in embodiment.
In figure, 1, platen; 2, head; 3, cloth edge-neatening apparatus is entered; 4, pay-off; 5, needle holder; 6, cut-off knife; 7, upper tool post; 8, lower slide; 9, rotating shaft; 10, cylinder; 11, moving knife drive rod; 12, cloth-dragging wheel; 13, pressure regulating screw; 14, mop wheel shaft; 15, mop wheel carrier; 16, motor; 17, upper main shaft; 18, eccentric wheel one; 19, drive link; 20, connecting crank; 21, driving shaft; 22, bulb connecting axle; 23, needle plate; 24, presser feet; 25, cutoff knife rack; 26, cutting knife swinging axle; 27, lower cutter; 28, curved needle crank; 29, eccentric wheel two; 30, cutting knife eccentric ratio; 31, screw rod; 32, upper wobble crank; 33, scale regulating connecting rod; 34, upper cutter.
Detailed description of the invention
Be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
As shown in Figure 1, Figure 2, Figure 3 shows, these trousers earphone comprises platen 1 and head 2, platen 1 is disposed with into cloth edge-neatening apparatus 3, pay-off 4 and trousers ear fixed length cutting device along the throughput direction of sewing, head 2 is fixed on platen 1, the front end of head 2 is provided with the needle holder 5 for clamping shank, and needle holder 5 is positioned at the top of pay-off 4.Specifically, enter cloth edge-neatening apparatus 3 and comprise the cutoff knife rack 25 be fixed on platen 1, cutoff knife rack 25 rotates and is provided with cutting knife swinging axle 26, the sidewall of cutting knife swinging axle 26 is fixed with upper cutter 34 mounting bracket, upper cutter 34 mounting bracket is fixed with upper cutter 34, platen 1 is also fixed with lower cutter 27, and lower cutter 27 is positioned at the below of upper cutter 34; Trousers earphone also comprises looper string-hooking mechanism, looper string-hooking mechanism comprises the curved needle crank 28 be arranged on platen 1, curved needle crank 28 is provided with an eccentric wheel 2 29, the sidewall of eccentric wheel 2 29 is provided with cutting knife eccentric ratio 30, the end of cutting knife eccentric ratio 30 is connected with one end of a connecting screw rod 31, the other end of connecting screw rod 31 is hinged with wobble crank 32 on, and upper wobble crank 32 is connected mutually with cutting knife swinging axle 26.Platen 1 is provided with needle plate 23, pay-off 4 comprises the feed dog be positioned at below needle plate 23, and the top of needle plate 23 is provided with presser feet 24.
As shown in Figure 1 and Figure 2, trousers ear fixed length cutting device comprises cut-off knife 6, upper tool post 7 and lower slide 8, and lower slide 8 is fixed on platen 1, and upper tool post 7 is articulated on lower slide 8 by a rotating shaft 9, cut-off knife 6 is fixed on upper tool post 7, platen 1 is provided with the drive source that rotating shaft 9 can be driven to rotate.In the present embodiment, drive source comprises cylinder 10 and moving knife drive rod 11, and one end of cylinder 10 is articulated with on platen 1, and the other end of cylinder 10 and one end of moving knife drive rod 11 are hinged, and the other end of moving knife drive rod 11 is fixed on the sidewall of rotating shaft 9.As preferably, the front end of head 2 is provided with a cloth-dragging wheel 12, and cloth-dragging wheel 12, between pay-off 4 and cut-off knife 6, can form a gap passed through for trousers ear blank between cloth-dragging wheel 12 and platen 1.Specifically, the front end of head 2 offers a screw, screw internal thread is connected with a pressure regulating screw 13, the lower end of pressure regulating screw 13 is connected with the upper end of a pressure spring, the lower end of pressure spring is connected with the upper end of a mop wheel shaft 14, the lower end of mop wheel shaft 14 is fixed with a mop wheel carrier 15, and cloth-dragging wheel 12 rotates and is arranged on mop wheel carrier 15.
As Fig. 1, shown in Fig. 2, as preferably, trousers earphone also comprises motor 16, upper main shaft 17, eccentric wheel 1, drive link 19, connecting crank 20, driving shaft 21, scale regulating connecting rod 33, bulb connecting axle 22 and initiatively overlap connecting rod, upper main shaft 17 rotates and is arranged on head 2, the output of motor 16 is connected with upper main shaft 17, eccentric wheel 1 is sheathed on main shaft 17, one end of drive link 19 is connected with the sidewall of eccentric wheel 1, the other end of drive link 19 and one end of connecting crank 20 are hinged, the other end of connecting crank 20 is vertical with one end of driving shaft 21 and be connected, one end of scale regulating connecting rod 33 is sheathed on the other end of driving shaft 21, the upper end of bulb connecting axle 22 is connected by the other end of upper bulb with scale regulating connecting rod 33, the lower end of bulb connecting axle 22 by lower bulb with initiatively overlap connecting rod and be connected, initiatively overlap connecting rod to be connected with cloth-dragging wheel 12.Platen 1 is fixed with servo controller, and electromagnetic valve and the motor 16 of servo controller and cylinder 10 are electrically connected.
Operation principle of the present utility model is as follows: these trousers earphone in use, which floor cloth is stacked together, coordinated with lower cutter by the rotation of upper cutter, deburring is carried out to cloth, then sewing workstation place is delivered to by feed dog, by the puncture up and down of shank, sewing is carried out to each layer cloth and form trousers ear blank, until after the cloth of a section be delivered to sewing workstation time, the trousers ear blank of having sewed can be transported to below cut-off knife, then drive cut-off knife to rotate by the elongation of cylinder and cut off trousers ear blank, form finished product trousers ear.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Claims (8)
1. a trousers earphone, described trousers earphone comprises platen (1) and head (2), described platen (1) is disposed with into cloth edge-neatening apparatus (3), pay-off (4) and trousers ear fixed length cutting device along the throughput direction of sewing, described head (2) is fixed on platen (1), the front end of described head (2) is provided with the needle holder (5) for clamping shank, and described needle holder (5) is positioned at the top of described pay-off (4); It is characterized in that, described trousers ear fixed length cutting device comprises cut-off knife (6), upper tool post (7) and lower slide (8), described lower slide (8) is fixed on platen (1), described upper tool post (7) is articulated on described lower slide (8) by a rotating shaft (9), described cut-off knife (6) is fixed on upper tool post (7), described platen (1) is provided with the drive source that described rotating shaft (9) can be driven to rotate.
2. a kind of trousers earphone according to claim 1, it is characterized in that, described drive source comprises cylinder (10) and moving knife drive rod (11), one end of described cylinder (10) is articulated with on described platen (1), the other end of described cylinder (10) and one end of described moving knife drive rod (11) are hinged, and the other end of described moving knife drive rod (11) is fixed on the sidewall of described rotating shaft (9).
3. a kind of trousers earphone according to claim 2, it is characterized in that, the front end of described head (2) is provided with a cloth-dragging wheel (12), described cloth-dragging wheel (12) is positioned between described pay-off (4) and cut-off knife (6), can form a gap passed through for trousers ear blank between described cloth-dragging wheel (12) and platen (1).
4. a kind of trousers earphone according to claim 3, it is characterized in that, the front end of described head (2) offers a screw, described screw internal thread is connected with a pressure regulating screw (13), the lower end of described pressure regulating screw (13) is connected with the upper end of a pressure spring, the lower end of described pressure spring is connected with the upper end of a mop wheel shaft (14), the lower end of described mop wheel shaft (14) is fixed with a mop wheel carrier (15), and described cloth-dragging wheel (12) rotates and is arranged on described mop wheel carrier (15).
5. a kind of trousers earphone according to claim 3 or 4, it is characterized in that, described trousers earphone also comprises motor (16), upper main shaft (17), eccentric wheel one (18), drive link (19), connecting crank (20), driving shaft (21), scale regulating connecting rod (33), bulb connecting axle (22) and initiatively overlap connecting rod, the rotation of described upper main shaft (17) is arranged on head (2), the output of described motor (16) is connected with upper main shaft (17), described eccentric wheel one (18) is sheathed on described upper main shaft (17), one end of described drive link (19) is connected with the sidewall of described eccentric wheel one (18), the other end of described drive link (19) and one end of described connecting crank (20) are hinged, the other end of described connecting crank (20) is vertical with one end of described driving shaft (21) and be connected, one end of described scale regulating connecting rod (33) is sheathed on the other end of driving shaft (21), the upper end of described bulb connecting axle (22) is connected by the other end of upper bulb with described scale regulating connecting rod (33), the lower end of described bulb connecting axle (22) is connected with the described connecting rod that initiatively overlaps by lower bulb, the described connecting rod that initiatively overlaps is connected with described cloth-dragging wheel (12).
6. a kind of trousers earphone according to claim 5, is characterized in that, (1) is fixed with servo controller to described platen, and electromagnetic valve and the motor (16) of described servo controller and described cylinder (10) are electrically connected.
7. a kind of trousers earphone according to claim 1 or 2 or 3 or 4, it is characterized in that, described platen (1) is provided with needle plate (23), described pay-off (4) comprises the feed dog being positioned at described needle plate (23) below, and the top of described needle plate (23) is provided with presser feet (24).
8. a kind of trousers earphone according to claim 1 or 2 or 3 or 4, it is characterized in that, described enter cloth edge-neatening apparatus (3) comprise the cutoff knife rack (25) be fixed on described platen (1), the upper rotation of described cutoff knife rack (25) is provided with cutting knife swinging axle (26), the sidewall of described cutting knife swinging axle (26) is fixed with upper cutter (34) mounting bracket, described upper cutter (34) mounting bracket is fixed with upper cutter (34), described platen (1) is also fixed with lower cutter (27), described lower cutter (27) is positioned at the below of described upper cutter (34), described trousers earphone also comprises looper string-hooking mechanism, described looper string-hooking mechanism comprises the curved needle crank (28) be arranged on platen (1), described curved needle crank (28) is provided with an eccentric wheel two (29), the sidewall of described eccentric wheel two (29) is provided with cutting knife eccentric ratio (30), the end of described cutting knife eccentric ratio (30) is connected with one end of a connecting screw rod (31), the other end of described connecting screw rod (31) is hinged with wobble crank on (32), described upper wobble crank (32) is connected mutually with described cutting knife swinging axle (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420538663.4U CN204251847U (en) | 2014-09-16 | 2014-09-16 | A kind of trousers earphone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420538663.4U CN204251847U (en) | 2014-09-16 | 2014-09-16 | A kind of trousers earphone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204251847U true CN204251847U (en) | 2015-04-08 |
Family
ID=52956172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420538663.4U Expired - Fee Related CN204251847U (en) | 2014-09-16 | 2014-09-16 | A kind of trousers earphone |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204251847U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104213341A (en) * | 2014-09-16 | 2014-12-17 | 张文勇 | Belt-loop machine |
-
2014
- 2014-09-16 CN CN201420538663.4U patent/CN204251847U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104213341A (en) * | 2014-09-16 | 2014-12-17 | 张文勇 | Belt-loop machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150408 Termination date: 20160916 |