CN205077242U - Hemming machine drive structure - Google Patents
Hemming machine drive structure Download PDFInfo
- Publication number
- CN205077242U CN205077242U CN201520812217.2U CN201520812217U CN205077242U CN 205077242 U CN205077242 U CN 205077242U CN 201520812217 U CN201520812217 U CN 201520812217U CN 205077242 U CN205077242 U CN 205077242U
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- overlock machine
- rear end
- drives structure
- screw
- machine drives
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Abstract
The utility model relates to a sewing machine field, purpose provide a hemming machine drive structure. A hemming machine drive structure, includes: being equipped with the motor of casing, output shaft, front end housing and rear end cap, being equipped with the hemming machine of casing and drive shaft, the shaft coupling that is equipped with a three left side and connects the claw is enclosed in the outside, the lasso, and packing washer, the housing screw is equipped with the connecting block of connecting the claw in the three right side, is equipped with six buffering claws and mesoporous buffer block, shaft coupling and lasso overlap in proper order to be established outside the drive shaft rear end, and packing washer pushes down the lasso rear end, and the screw rod of housing screw passes packing washer and is connected with the drive shaft rear end, the connecting block is connected with the front end housing pin joint and with the output shaft front end, every right side is connected the claw and is inserted between two left side connection claws, every buffering claw lies in a left side and connects between the relative side of a claw and a right side connection claw, the front end housing is connected with the casing. This hemming machine drive structure convenient assembling and during operation vibration noise are less.
Description
Technical field
The utility model relates to Sewing machines field, especially a kind of overlock machine drives structure.
Background technology
The utility model of Chinese Patent Application No. CN201220294598.6 provides a kind of Novel overlock machine, comprise overlock machine head, motor and Control Component, motor is arranged on overlock machine head right-hand member, head right-hand member is provided with can by Control Component, motor is coated on interior protective cover, Control Component comprise arrange device and with the display operator and LED controller that device is electrically connected is set, display operator is fixed on the top, head right side on front side of motor, device is set and is fixed on top, back-end of machine head face on the right side of head, part arranges the back upper place that device is suspended at motor, LED controller is fixed on the protective cover inwall on rear side of motor., there is the deficiency that vibrating noise is larger in the motor-driven structure of traditional overlock machine; Therefore, design the overlock machine drives structure that a kind of vibrating noise is less, become problem demanding prompt solution.
Utility model content
The purpose of this utility model is the motor-driven structure in order to overcome current overlock machine, there is the deficiency that vibrating noise is larger, provides the overlock machine drives structure that a kind of vibrating noise is less.
Concrete technical scheme of the present utility model is:
A kind of overlock machine drives structure, comprising: the motor being provided with casing, output shaft, drive end bearing bracket and rear end cap, is provided with the overlock machine of housing and driving shaft; Described overlock machine drives structure also comprises: be provided with mesopore and outside is arranged with the shaft coupling of three left connection pawls, lasso, packing washer, and housing screw, is provided with the contiguous block of three right connection pawls, is provided with the buffer stopper of six buffering pawls and mesopore; Shaft coupling and lasso are set in outside driving shaft rear end successively, and packing washer pushes down lasso rear end, and the screw rod of housing screw passes packing washer and is connected with driving shaft rear end; Contiguous block is with drive end bearing bracket pivot joint and be connected with output shaft front end; Each right connection pawl inserts between two left connection pawls; Each buffering pawl is between a left connection pawl and the relative side of a right connection pawl; Drive end bearing bracket is connected with housing.The output shaft of this overlock machine drives structure is connected with contiguous block by shaft coupling, buffer stopper with driving shaft, easy to assembly and work time vibrating noise less; The screw rod of housing screw passes packing washer and is connected with driving shaft rear end and makes shaft coupling not produce axial float.
As preferably, described overlock machine drives structure also comprises: be provided with motor blower fan and the handwheel be connected with output shaft rear end, Hall element; Hall element comprises body and magnetic patch; Body is connected with rear end cap, and magnetic patch is connected with handwheel.Handwheel is provided with motor blower fan and reduces machine operation temperature; Hall element is connected with controller and automatically controls to stop pin position to be upper pin position or lower pin position.
As preferably, the relative two sides of two buffering pawls in six described buffering pawls are respectively provided with a location convex surface; An alignment concavity is respectively provided with each relative side being provided with a left connection pawl corresponding to the buffering pawl of locating convex surface and a right connection pawl.Location convex surface coordinates with alignment concavity makes assembling and positioning convenient, when the body of Hall element is relative with magnetic patch, ensures that the pin position of stopping of overlock machine is upper pin position or lower pin position.
As preferably, described overlock machine drives structure also comprises three lock-screws: the outside of left connection pawl is provided with the screw through with mesopore; The screw rod of each lock-screw is threaded with a screw and driving shaft gusset is pushed down in the front end of screw rod.Shaft coupling and driving shaft are locked by lock-screw, and be both in transmission connection transmission power, has again overload protection effect.
As preferably, described overlock machine drives structure also comprises overlock machine fan blade; Overlock machine fan blade to be positioned on front side of shaft coupling and to be connected with driving shaft.Overlock machine fan blade both cooled to overlock machine, cooled again to shaft coupling, buffer stopper and contiguous block.
Compared with prior art, the beneficial effects of the utility model are: the output shaft of this overlock machine drives structure is connected with contiguous block by shaft coupling, buffer stopper with driving shaft, easy to assembly and work time vibrating noise less; The screw rod of housing screw passes packing washer and is connected with driving shaft rear end and makes shaft coupling not produce axial float.Handwheel is provided with motor blower fan and reduces machine operation temperature; Hall element is connected with controller and automatically controls to stop pin position to be upper pin position or lower pin position.Location convex surface coordinates with alignment concavity makes assembling and positioning convenient, when the body of Hall element is relative with magnetic patch, ensures that the pin position of stopping of overlock machine is upper pin position or lower pin position.Shaft coupling and driving shaft are locked by lock-screw, and be both in transmission connection transmission power, has again overload protection effect.Overlock machine fan blade both cooled to overlock machine, cooled again to shaft coupling, buffer stopper and contiguous block.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the present utility model;
Fig. 2 is exploded perspective view of the present utility model;
The A-A view of Fig. 3 Fig. 1.
In figure: casing 1, output shaft 2, drive end bearing bracket 3, rear end cap 4, motor 5, housing 6, driving shaft 7, overlock machine 8, left connection pawl 9, shaft coupling 10, lasso 11, packing washer 12, housing screw 13, right connection pawl 14, contiguous block 15, buffering pawl 16, mesopore 17, buffer stopper 18, motor blower fan 19, handwheel 20, lock-screw 21, overlock machine fan blade 22, location convex surface 23, alignment concavity 24, body 25, magnetic patch 26, screw 27.
Detailed description of the invention
Below in conjunction with shown in accompanying drawing, the utility model is described further.
As accompanying drawing 1, accompanying drawing 2, shown in accompanying drawing 3: a kind of overlock machine drives structure, comprise: be provided with casing 1, output shaft 2, the motor 5 of drive end bearing bracket 3 and rear end cap 4, be provided with the overlock machine 8 of housing 6 and driving shaft 7, be provided with mesopore 17 and outside is arranged with the shaft coupling 10 of three left connection pawls 9, lasso 11, packing washer 12, housing screw 13, be provided with the contiguous block 15 of three right connection pawls 14, be provided with the buffer stopper 18 of six buffering pawls 16, be provided with motor blower fan 19 and the handwheel 20 be connected with output shaft 2 rear end key, Hall element, three lock-screws 21, overlock machine fan blade 22.Motor 5 is servomotor.
Described shaft coupling 10 and lasso 11 are set in outside driving shaft 7 rear end successively, and packing washer 12 pushes down lasso 11 rear end, and the screw rod of housing screw 13 passes packing washer 12 and is threaded with driving shaft 7 rear end; Contiguous block 15 and drive end bearing bracket 3 are by bearing hinge joint and weld with output shaft 2 front end; Each right connection pawl 14 inserts between two left connection pawls 9; Each buffering pawl 16 is between a left connection pawl 9 and the relative side of a right connection pawl 14; Drive end bearing bracket 3 is connected with housing 6 screw; Output shaft 2 and rear end cap 4 pass through bearing hinge joint.The material of buffer stopper 18 is nylon or rubber; In the present embodiment, the relative two sides of two buffering pawls 16 in six described buffering pawls 16 are respectively provided with a location convex surface 23; An alignment concavity 24 is respectively provided with each relative side being provided with a left connection pawl 9 corresponding to the buffering pawl 16 of locating convex surface 23 and a right connection pawl 14; The material of buffer stopper 18 is nylon.
Described Hall element comprises body 25 and magnetic patch 26; Body 25 is connected with rear end cap 4 screw, and magnetic patch 26 is connected with handwheel 20 screw.
The outside of described left connection pawl 9 is provided with the screw 27 through with mesopore 17; The screw rod of each lock-screw 21 is threaded with a screw 27 and driving shaft 7 gusset is pushed down in the front end of screw rod.
Described overlock machine fan blade 22 to be positioned on front side of shaft coupling 10 and to be connected with driving shaft 7 key.
When this overlock machine stops needle device use, motor and Hall element are electrically connected with the controller of overlock machine respectively; During shutdown, magnetic patch forwards to relative with body, and Hall element sends signal to controller and controls the rotation of overlock machine drive motors, makes overlock machine stop pin in upper pin position or lower pin position.
The beneficial effects of the utility model are: the output shaft of this overlock machine drives structure is connected with contiguous block by shaft coupling, buffer stopper with driving shaft, easy to assembly and work time vibrating noise less; The screw rod of housing screw passes packing washer and is connected with driving shaft rear end and makes shaft coupling not produce axial float.Handwheel is provided with motor blower fan and reduces machine operation temperature; Hall element is connected with controller and automatically controls to stop pin position to be upper pin position or lower pin position.Location convex surface coordinates with alignment concavity makes assembling and positioning convenient, when the body of Hall element is relative with magnetic patch, ensures that the pin position of stopping of overlock machine is upper pin position or lower pin position.Shaft coupling and driving shaft are locked by lock-screw, and be both in transmission connection transmission power, has again overload protection effect.Overlock machine fan blade both cooled to overlock machine, cooled again to shaft coupling, buffer stopper and contiguous block.
It is apparent to one skilled in the art that the utility model can change into various ways, such change do not think depart from scope of the present utility model.All like this to the apparent amendment of the technical staff in described field, by be included in this claim scope within.
Claims (5)
1. an overlock machine drives structure, comprising: the motor being provided with casing, output shaft, drive end bearing bracket and rear end cap, is provided with the overlock machine of housing and driving shaft; It is characterized in that, described overlock machine drives structure also comprises: be provided with mesopore and outside is arranged with the shaft coupling of three left connection pawls, lasso, packing washer, and housing screw, is provided with the contiguous block of three right connection pawls, is provided with the buffer stopper of six buffering pawls and mesopore; Shaft coupling and lasso are set in outside driving shaft rear end successively, and packing washer pushes down lasso rear end, and the screw rod of housing screw passes packing washer and is connected with driving shaft rear end; Contiguous block is with drive end bearing bracket pivot joint and be connected with output shaft front end; Each right connection pawl inserts between two left connection pawls; Each buffering pawl is between a left connection pawl and the relative side of a right connection pawl; Drive end bearing bracket is connected with housing.
2. overlock machine drives structure according to claim 1, is characterized in that, described overlock machine drives structure also comprises: be provided with motor blower fan and the handwheel be connected with output shaft rear end, Hall element; Hall element comprises body and magnetic patch; Body is connected with rear end cap, and magnetic patch is connected with handwheel.
3. overlock machine drives structure according to claim 2, is characterized in that, the relative two sides of two buffering pawls in six described buffering pawls are respectively provided with a location convex surface; An alignment concavity is respectively provided with each relative side being provided with a left connection pawl corresponding to the buffering pawl of locating convex surface and a right connection pawl.
4. the overlock machine drives structure according to claim 1 or 2 or 3, is characterized in that, described overlock machine drives structure also comprises three lock-screws: the outside of left connection pawl is provided with the screw through with mesopore; The screw rod of each lock-screw is threaded with a screw and driving shaft gusset is pushed down in the front end of screw rod.
5. the overlock machine drives structure according to claim 1 or 2 or 3, is characterized in that, described overlock machine drives structure also comprises overlock machine fan blade; Overlock machine fan blade to be positioned on front side of shaft coupling and to be connected with driving shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520812217.2U CN205077242U (en) | 2015-10-19 | 2015-10-19 | Hemming machine drive structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520812217.2U CN205077242U (en) | 2015-10-19 | 2015-10-19 | Hemming machine drive structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205077242U true CN205077242U (en) | 2016-03-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520812217.2U Active CN205077242U (en) | 2015-10-19 | 2015-10-19 | Hemming machine drive structure |
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| Country | Link |
|---|---|
| CN (1) | CN205077242U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106702621A (en) * | 2016-12-23 | 2017-05-24 | 杰克缝纫机股份有限公司 | Sewing machine with air sources |
-
2015
- 2015-10-19 CN CN201520812217.2U patent/CN205077242U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106702621A (en) * | 2016-12-23 | 2017-05-24 | 杰克缝纫机股份有限公司 | Sewing machine with air sources |
| CN106702621B (en) * | 2016-12-23 | 2019-07-23 | 杰克缝纫机股份有限公司 | The sewing machine of having air source |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |