CN202482603U

CN202482603U - Sewing machine with internally-mounted electric lifting and pressing tool

Info

Publication number: CN202482603U
Application number: CN2012200318557U
Authority: CN
Inventors: 林培嘉
Original assignee: GAOLIN CO Ltd
Current assignee: GAOLIN CO Ltd; Kaulin Manufacturing Co Ltd
Priority date: 2012-02-01
Filing date: 2012-02-01
Publication date: 2012-10-10
Anticipated expiration: 2022-02-01

Abstract

The utility model relates to a sewing machine with an internally-mounted electric lifting and pressing tool. The sewing machine with the internally-mounted electric lifting and pressing tool comprises a machine body, an actuator, a press foot mechanism and a lifting mechanism. The machine body comprises an upper arm; a containing space is arranged inside the upper arm; the actuator is contained inside the containing space in a hidden manner, and comprises a motor component and a driving rod; the press foot mechanism comprises a pressing rod and a bundling sleeve; the lifting mechanism comprises a swinging element, a connecting rod and a lifting element; and the lifting element is assembly corresponding to the bundling sleeve. According to the sewing machine with the internally-mounted electric lifting and pressing tool provided by the utility model, when the driving rod is actuated by the motor component, the swinging element drives the lifting element to move, so that the bundling sleeve and the pressing rod move upwards and downwards. Therefore, not only can the size of the sewing machine be greatly reduced, but also the swinging machine is convenient to turn over in a component adjusting or replacing process.

Description

Has the built-in electronic Sewing machines of lifting pressing element

Technical field

The utility model relates to a kind of Sewing machines, refers to a kind of built-in electronic Sewing machines of lifting pressing element that has especially.

Background technology

The mechanical part of industrial sewing machines and motor part was mostly produced by dissimilar manufacturing companies in the past; Yet along with industrial technology progress greatly and many-sided considerations such as lifting, production cost and human cost under, progressively break old system and produce.

Existing industrial sewing machines major part is all produced machinery and being integrated into one of motor; Wherein motor such as motor part is mostly planned the latter half of position at Sewing machines, and is to assemble with external mode, and the latter half of volume of Sewing machines will constantly be enlarged; Not only have influence in the past the electronic installation position of lifting device such as pressing element that cooperatively interacts with Sewing machines; More because after the volume of Sewing machines increased, related making in adjustment, maintenance or replacing shuttle thread (rolling off the production line) process need be severely limited the elevation angle that Sewing machines is dug; And cause the inconvenience of user in maintenance and operation, so remain really to be improved.

The utility model content

In view of this, the purpose of the utility model is to provide a kind of built-in electronic Sewing machines of lifting pressing element that has, and it not only can reduce volume significantly, and in the adjustment or the process of renewal part, is beneficial to Sewing machines is dug operation.

In order to reach above-mentioned purpose, the utility model provides a kind of built-in electronic Sewing machines of lifting pressing element that has, and said have the built-in electronic Sewing machines of lifting pressing element and comprise:

One body, it comprises a upper arm, the inside of said upper arm is provided with an accommodation space;

One actuator, its hidden accept are in the accommodation space of said upper arm, and said actuator comprises the motor component that is fixed in upper arm and the said motor component of cross-under and a drive rod that can move back and forth;

One presser foot device, it comprises a pressure bar that is connected to said upper arm and a collar that is installed in said pressure bar;

And

One lifting mechanism, it comprises a swing element that is articulated in said upper arm, a lift elements that connects a connecting rod of said drive rod and swing element and be connected said swing element, said lift elements sets corresponding to said collar.

As preferred version, wherein said Sewing machines is a single needle sewing machine for covering chain stitch.

As preferred version, wherein said accommodation space is formed at the position, stage casing of said upper arm.

As preferred version, wherein said motor component comprises an outer tube and is connected in a front end frame and the rear end frame before and after the said outer tube, and front end frame and rear end frame offer most perforation, wears each with bolting element and bores a hole and be fixed in said upper arm.

As preferred version, wherein said collar comprises a socket part and a registration arm of extending from said socket part, and said socket part cover is fixed in said pressure bar, and registration arm then is embedded said upper arm and locatees.

As preferred version, wherein said lift elements offers one first groove and one second groove that is positioned at said first groove below, and first groove is equipped with said registration arm, and second groove then wears the location has a bolt.

As preferred version; Wherein said presser foot device also comprises a presser feet, a compression spring and a bolt; Said presser feet is fixed in pressure bar, and the top position of the corresponding said pressure bar of said bolt is fixed at upper arm, and the two ends of said compression spring elasticity respectively are connected to the end of said bolt and pressure bar.

As preferred version, wherein said swing element is a L type, and the stage casing of swing element is articulated in said upper arm, and an end of connecting rod is articulated in an end of said swing element, and lift elements is articulated in the other end of said swing element.

As preferred version; Wherein said have the built-in electronic Sewing machines of lifting pressing element and comprise that also one manually lifts pressing element mechanism; It is installed on the front end position of said upper arm; And manually lift a axostylus axostyle that pressing element mechanism comprises the cross-under upper arm, be fixed in a cam disc of said axle and be connected in the trigger piece of said axostylus axostyle the other end, the end position of the connecting rod of the corresponding lifting mechanism of said cam disc sets.

As preferred version; Wherein said have the built-in electronic Sewing machines of lifting pressing element and comprise that also a foot-propelled lifts pressing element mechanism; It is installed on the rear portion of said upper arm, and foot-propelled lifts pressing element mechanism and comprise that a L shaped plate, a steering link, shake a part and a push rod, and the stage casing of said L shaped plate is articulated in upper arm inside; And the two ends of L shaped plate articulate an end of drive rod and steering link respectively; The other end of said steering link is articulated in an end that shakes part, and the said stage casing of shaking part is articulated in upper arm inside, and said push rod then cross-under shakes the other end of part.

The utility model provided has the built-in electronic Sewing machines of lifting pressing element, and when this drive rod received the actuating of this motor component, this swing element of military order ordered about this lift elements and moves, and then makes this collar and this pressure bar do to rise or the decline start; In addition, its through with arrangements of components such as actuators at the Sewing machines internal body, not only can prevent the noise problem that these elements are produced effectively in the start process, more can reduce the cost and the cost of transportation of packaging material.

Description of drawings

Fig. 1 is the Sewing machines combination appearance figure of the utility model;

Fig. 2 is the electronic pressing element constitutional diagram of lifting of the utility model;

Fig. 3 is electronic another visual angle constitutional diagram of pressing element of lifting of the utility model;

Fig. 4 is the combination sketch map of the utility model Sewing machines;

Fig. 5 is another visual angle sketch map of the utility model Sewing machines;

Fig. 6 is electronic one of pressing element mode of operation figure that lifts of the utility model;

Fig. 7 is electronic two of the pressing element mode of operation figure that lifts of the utility model.

[main element symbol description]

Body-10; Upper arm-11; Accommodation space-12;

Actuator-20; Motor component-21; Outer tube-211; Front end frame-212; Rear end frame-213; Perforation-214; Drive rod-22;

Presser foot device-30; Pressure bar-31; Collar-32; Socket part-321; Registration arm-322; Presser feet-33; Compression spring-34; Bolt-35;

Lifting mechanism-40; Swing element-41; Connecting rod-42; Lift elements-43; First groove-431; Second groove-432;

Manually lift pressing element mechanism-6; Axostylus axostyle-61; Cam disc-62; Trigger piece-63;

Foot-propelled is lifted pressing element mechanism-7; L shaped plate-71; Steering link-72; Shake part-73; Push rod-74.

The specific embodiment

Detailed description of relevant the utility model and technology contents, with the conjunction with figs. explanation as follows, yet accompanying drawing is not to be used to limit the utility model only as the usefulness of explanation.

See also Fig. 1 to Fig. 3; The utility model provides a kind of built-in electronic Sewing machines of lifting pressing element that has; The Sewing machines of present embodiment is a single needle sewing machine for covering chain stitch; This single needle sewing machine for covering chain stitch is being adjusted, in maintenance or renewal part, the shuttle thread process, generally all need turned over Sewing machines and implement after lifting again, and this Sewing machines mainly comprises a body 10, an actuator 20, a presser foot device 30 and a lifting mechanism 40.

Body 10 comprises a upper arm 11 and is connected in a base of upper arm 11 belows (scheming not shown), and upper arm 11 roughly is a L type, and major part all cast with materials such as cast irons and process, and intersegmental part is provided with an accommodation space 12 in the long limit of upper arm 11.

Actuator 20 hidden accepts are in the accommodation space 12 of upper arm 11; This actuator 20 comprises a motor component 21 and a drive rod 22; Motor component 21 comprises an outer tube 211 and is connected in a front end frame 212 and a rear end frame 213 of outer tube 211 front and back; And offer most perforation 214 at front end frame 212 and rear end frame 213; In addition the inside of sleeve pipe 211 is equipped with coil groups elements such as (figure do not show clearly) outside, and motor component 21 is to utilize bolting element such as screw to wear respectively to bore a hole 214 and be fixed in upper arm 11.Drive rod 22 is made with magnetic materials such as silicon steel; It is connected to outer tube 211 centers of motor component 21; This drive rod 22 is the excitatory effects that utilize coil groups energising back to be produced, and makes drive rod 22 do linear moving back and forth with respect to motor component 21.

Presser foot device 30 comprises a pressure bar 31, a collar 32, a presser feet 33, a compression spring 34 and a bolt 35; Front end at aforementioned upper arm 11 is connected with an axle sleeve (dotted line); Pressure bar 31 is to be connected with upper arm 11 through this axle sleeve; Collar 32 is made up of 322 of registration arm of a

socket part

321 and 321 extensions from the socket part; Wherein the upper position of pressure bar 31 is fixed in socket part 321 sockets, and 322 of registration arm embed in the caulking groove (figure does not show clearly) of upper arm 11, so that pressure bar 31 does not produce deflection.Presser feet 33 is fixed in the bottom position of pressure bar 31 through screw, and the position is fixed on the upper arm 11 directly over the bolt 35 corresponding pressure bars 31, and the two ends of compression spring 34 then elasticity are connected to the end of bolt 35 and pressure bar 31.

Lifting mechanism 40 comprises a swing element 41, a connecting rod 42 and a lift elements 43; Swing element 41 is a L type, and its stage casing is articulated in upper arm 11 through bolt, and an end of swing element 41 connects connecting rod 42; Connecting rod 42 is articulated in aforementioned drive rod 22 away from an end of swing element 41 through screw; Lift elements 43 sees through the other end that latch is articulated in swing element 41, and offers one first groove 431 and be positioned at that one second groove, 432, the first grooves 431 of position are to supply aforesaid registration arm 322 to wear under first groove 431 in lift elements 43; Second groove 432 supplies a bolt to wear, so that lift elements 43 only can move up and down longitudinally.

See also Fig. 4 and shown in Figure 5; The Sewing machines of the utility model comprises that also one manually lifts pressing element mechanism 6 and a foot-propelled is lifted pressing element mechanism 7; Manually lift pressing element mechanism 6 and be installed on the front end position of upper arm 11; Mainly comprise cross-under upper arm 11 an axostylus axostyle 61, be fixed in a cam disc 62 of axostylus axostyle 61 ends and be connected in the trigger piece 63 of axostylus axostyle 61 the other end, cam disc 62 sets corresponding to the end of aforementioned connecting rod 42.During operation trigger piece 63 has been revolved; Can promote connecting rod 42 and swing element 41 generation clockwise direction beats by cam disc 62; To make lift elements 43 upwards promote; And utilize the registration arm 322 of the following groove edge pull-up collar 32 of first groove 431, and then pressure bar 31, collar 32 and presser feet 33 are lifted together.

Foot-propelled is lifted the rear portion that pressing element mechanism 7 is installed in upper arm 11; Comprise that mainly a L shaped plate 71, a steering link 72, shake a part 73 and a push rod 74; The stage casing zone passage bolt of L shaped plate 71 is articulated in upper arm 11 inside, and the two ends of L shaped plate 71 articulate an end of aforementioned drive rod 22 and steering link 72 respectively, and the other end of steering link 72 then is articulated in an end that shakes part 73; The stage casing zone passage bolt that shakes part 73 is articulated in upper arm 11 inside; 74 of push rods are connected to the other end that shakes part 73, and the subregion of push rod 74 is protruding outsides of exposing upper arm 11, so lift pressing element mechanism 7 to be combined into a foot-propelled.Promoting push rod 74 during operation moves towards the top; With the other end that shakes part 73 is swung towards the below; And drive steering link 72 displacement towards the below, L shaped plate 71 will spur aforementioned drive rod 22, connecting rod 42 displacement towards the right side together this moment, in the process that connecting rod 42 is shifted towards the right side; To activate swing element 41 and produce the clockwise direction beat; Promote to make lift elements 43 make progress, and utilize the registration arm 322 of the following groove edge pull-up collar 32 of first groove 431, and then pressure bar 31, collar 32 and presser feet 33 are lifted together.

See also Fig. 6 and shown in Figure 7, through aforementioned each combination of elements, when after to actuator 20 energisings; The excitatory effect that utilizes 21 pairs of drive rods 22 of motor component to be produced; Military order drive rod 22 displacement towards the right side spurs connecting rod 42 simultaneously towards moving right, in the process that connecting rod 42 moves to right; To activate swing element 41 and produce the clockwise direction beat; Promote to make lift elements 43 make progress, and utilize the registration arm 322 of the following groove edge pull-up collar 32 of first groove 431, and then pressure bar 31, collar 32 and presser feet 33 are lifted (as shown in Figure 7) together.Otherwise; Under the not excitatory situation of motor component 21; Utilize compression spring 34 to press down pressure bar 31, the following groove edge of while with 322 pairs first grooves 431 of registration arm of collar 32 presses down, and so will activate swing element 41 and produce beats counterclockwise; Spur connecting rod 42 simultaneously and move left with drive rod 22 courts, the presser feet 33 of this moment is to remain on one to press downwards by in the situation of seam clothing (scheming not shown) (as shown in Figure 6).

The above; Be merely the preferred embodiment of the utility model; Be not in order to limiting the claim of the utility model,, all should in like manner belong in the scope of patent protection of the utility model so the equivalence of using the utility model specification and accompanying drawing content to do such as changes with modification etc.

Claims

1. one kind has the built-in electronic Sewing machines of lifting pressing element, it is characterized in that, said have the built-in electronic Sewing machines of lifting pressing element and comprise:

One presser foot device, it comprises a pressure bar that is connected to said upper arm and a collar that is installed in said pressure bar; And

2. as claimed in claim 1 have a built-in electronic Sewing machines of lifting pressing element, it is characterized in that said Sewing machines is a single needle sewing machine for covering chain stitch.

3. as claimed in claim 1 have a built-in electronic Sewing machines of lifting pressing element, it is characterized in that said accommodation space is formed at the position, stage casing of said upper arm.

4. as claimed in claim 1 have a built-in electronic Sewing machines of lifting pressing element; It is characterized in that; Said motor component comprises an outer tube and is connected in a front end frame and a rear end frame of said outer tube front and back; Front end frame and rear end frame offer most perforation, wear each perforation and are fixed in said upper arm with bolting element.

5. as claimed in claim 1 have a built-in electronic Sewing machines of lifting pressing element; It is characterized in that; Said collar comprises a socket part and a registration arm of extending from said socket part, and said socket part cover is fixed in said pressure bar, and registration arm then is embedded said upper arm and locatees.

6. as claimed in claim 5 have a built-in electronic Sewing machines of lifting pressing element; It is characterized in that; Said lift elements offers one first groove and one second groove that is positioned at said first groove below, and first groove is equipped with said registration arm, and second groove then wears the location has a bolt.

7. as claimed in claim 1 have a built-in electronic Sewing machines of lifting pressing element; It is characterized in that; Said presser foot device also comprises a presser feet, a compression spring and a bolt; Said presser feet is fixed in pressure bar, and the top position of the corresponding said pressure bar of said bolt is fixed at upper arm, and the two ends of said compression spring elasticity respectively are connected to the end of said bolt and pressure bar.

8. as claimed in claim 1 have a built-in electronic Sewing machines of lifting pressing element; It is characterized in that said swing element is a L type, the stage casing of swing element is articulated in said upper arm; One end of connecting rod is articulated in an end of said swing element, and lift elements is articulated in the other end of said swing element.

9. as claimed in claim 1 have a built-in electronic Sewing machines of lifting pressing element; It is characterized in that; Said have the built-in electronic Sewing machines of lifting pressing element and comprise that also one manually lifts pressing element mechanism; It is installed on the front end position of said upper arm, and manually lifts a axostylus axostyle that pressing element mechanism comprises the cross-under upper arm, is fixed in a cam disc of said axle and is connected in the trigger piece of said axostylus axostyle the other end, and the end position of the connecting rod of the corresponding lifting mechanism of said cam disc sets.

10. as claimed in claim 1 have a built-in electronic Sewing machines of lifting pressing element; It is characterized in that said have the built-in electronic Sewing machines of lifting pressing element and comprise that also a foot-propelled lifts pressing element mechanism, it is installed on the rear portion of said upper arm; And foot-propelled is lifted pressing element mechanism and is comprised that a L shaped plate, a steering link, shake a part and a push rod; The stage casing of said L shaped plate is articulated in upper arm inside, and the two ends of L shaped plate articulate an end of drive rod and steering link respectively, and the other end of said steering link is articulated in an end that shakes part; The said stage casing of shaking part is articulated in upper arm inside, and said push rod then cross-under shakes the other end of part.