CN2637522Y

CN2637522Y - Sewing machine

Info

Publication number: CN2637522Y
Application number: CN 03248618
Authority: CN
Inventors: 何林
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-08-26
Filing date: 2003-08-26
Publication date: 2004-09-01
Anticipated expiration: 2013-08-26

Abstract

A needlework device comprises an upper machine head 11 provided with a press foot 15, a compaction rod 33, a machine needle 13, a lower machine head 12 provided with horizontal reciprocate feed material tooth 14, and a standing pole 17 connected with the upper machine head 11 and the lower machine head 12, wherein the installation direction of the lower machine head 12 is the horizontal reciprocate direction B1 and B2 of the feed material tooth 14, and is parallel to the central line 16 of the upper machine head 11 or has a lower 60 degrees angle with the shade line of the central line 16 on the feed material tooth 14 operating plane, the press foot 15 and the machine needle 13 of the upper machine head 11 are arranged on the corresponding position of the feed material tooth 14. The utility model comprises the industrial sewing machine, the home sewing machine, the single line packet machine, the double lines packet machine, the portable packet machine, the seat type packet machine and other sewing device, which achieves that one production is simultaneously sewed by a plurality of parallel sewing devices, the work efficiency and production quality are greatly improved, and the processing cost is reduced.

Description

A kind of sewing device

Technical field

The utility model relates to sewing device, comprises sewing devices such as industrial sewing machine, domestic sewing machine, single line closer, two-wire closer, portable bag closer, seat formula closer.

Background technology

The sewing device of prior art comprises last head 1 shown in Figure 1, following head 2 and links head 1 and the column 7 of following head 2, last head 1 one side lower parts are equipped with the eedle 3 that can up and down reciprocatingly move and realize making and corresponding to the presser feet 5 of the feeding tooth 4 of head 2 down, be equipped with in the following head 2 and promote the described feeding tooth 4 that lining moves, and the reciprocal traffic direction of level that the following head 2 of the sewing device of prior art all is arranged to its feeding tooth 4 is the front and back operations, is the vertical traffic direction of center line shown in Figure 3 and last head 16 (that is arrow A among Fig. 3 ₁, A ₂The reciprocating direction of indication); Arrow A ₁, A ₂The traffic direction of the lining that indication is just made, the i.e. feed direction of sewing device or input and output material direction; For Sewing machines, just be seated at the direction that the preceding operator of Sewing machines faces.The sewing device of head 2 is set down by this orientation, move stopping of lining owing to link 7 pairs on the column of head 1 and following head 2, can not realize that three or three above Sewing machiness process holistic lining side by side simultaneously, cause working (machining) efficiency low, can not satisfy demand of practical production.

The utility model content

The technical problems to be solved in the utility model is, defective at the prior art existence, a kind of sewing device is proposed, it has changed feed direction or input and output material direction to the processing lining, thereby overcome stopping of described column 7 pairs of operations lining, can realize that many sewing devices side by side make processing to the whole lining intending sewing up or the product of same technology simultaneously, therefore improve work efficiency and crudy greatly, reduce production costs.

Technical solution of the present utility model is, described sewing device comprises the last head that presser feet, compressor arm, eedle are housed and is provided with the following head of the reciprocal feeding tooth that moves of the level of can doing and links head and the column of following head, its design feature is that the described installation position of head down is the reciprocal traffic direction B of level of its feeding tooth ₁, B ₂Parallel with the described center line of going up head or become less than 60 ° of angles with the projection line of this center line on feeding tooth operation plane, the presser feet on the last head, eedle is corresponding is installed in and the corresponding position of described feeding tooth.

Below the utility model made further specify.

By Fig. 4 to 12 as can be known, sewing device described in the utility model comprises the last head 11 that presser feet 15, compressor arm 33, eedle 13 are housed and is provided with the following head 12 of the reciprocal feeding tooth 14 that moves of the level of can doing and links head 11 and the column 17 of following head 12, its design feature is that the installation position of described head 12 down is the reciprocal traffic direction of level (being the length direction of the feeding tooth 14) B of its feeding tooth 14 ₁, B ₂Go up the center line 16 parallel (referring to Fig. 4, Fig. 6, Fig. 7, Fig. 9) of head 11 or become angle (referring to Figure 10, Figure 12) less than 60 ° with the projection line of this center line 16 on feeding tooth 14 operation planes with described, the presser feet 15 on the last head 11 and eedle 13 be corresponding to be installed in the position corresponding with described feeding tooth 14.In other words, the installation site of Fig. 4 to relative Fig. 1 in installation site of the following head 12 of the utility model sewing device shown in Figure 12 to the following head 2 of traditional structure shown in Figure 3 be that the axle center has rotated 30 °-150 ° or-30 ° with eedle 13 on horizontal plane--150 °, and on presser feet 15, the assembling of eedle 13 on the head 11 also make corresponding rotation.

Operation principle of the present utility model is that because head 12 under described is set to orientation shown in Figure 4, its input and output material direction is then as arrow B among this figure ₁B ₂Direction, can realize that then many sewing devices more than three or three use side by side simultaneously, promptly identical product be made processing simultaneously, so several times even tens of times of ground have improved and made work efficiency, reduced processing cost, this making synchronously also improved sewing quality.

Said structure of the present utility model comprises sewing devices such as being used for industrial sewing machine, domestic sewing machine, single line closer, two-wire closer, portable closer, seat formula closer, be that these sewing devices use structure described in the utility model, all belong to scope of the present utility model.

As known from the above, the utility model is a kind of sewing device, the following head 2 of its following traditional relatively sewing device of head 12 has produced 30 °-150 ° or-30 ° of level--150 ° of rotations, " front and back feeding " that it becomes legacy equipment is " about direction feeding ", thereby can realize that side by side many sewing devices are to identical product or a collection ofly make processing simultaneously with the handicraft product lining, improve work efficiency greatly, reduced processing cost.Be suitable for the processing of various products such as cloth, curtain, bag.

Description of drawings

Fig. 1 is the main TV structure schematic diagram of prior art sewing device;

Fig. 2 is the left TV structure figure of device shown in Figure 1;

Fig. 3 is the plan structure of device shown in Figure 1;

Fig. 4 is a kind of example structure schematic diagram of the present utility model;

Fig. 5 is the left view of device shown in Figure 4;

Fig. 6 is the vertical view of device shown in Figure 4;

Fig. 7 is another example structure schematic diagram of the present utility model;

Fig. 8 is the left view of device shown in Figure 7;

Fig. 9 is the vertical view of device shown in Figure 7;

Figure 10 is another example structure schematic diagram of the following head rotation 60 ° (the reciprocal traffic direction that is its feeding tooth 14 becomes 30 ° of angles with the projection line of center line 16 on feeding tooth 14 operation planes of last head 12) of the relative prior art of head down of the present utility model;

Figure 11 is the left view of device shown in Figure 10;

Figure 12 is the plan structure figure of device shown in Figure 10;

Figure 13 a kind of example structure figure that to be the utility model reequip following head 12 transmission mechanisms of existing single line closer or two-wire closer, wherein in the frame of broken lines member for setting up part;

Figure 14 another example structure figure that to be the utility model reequip following head 12 transmission mechanisms of existing single line closer or two-wire closer, wherein in the frame of broken lines member for setting up part;

Figure 15 to Figure 17 is respectively three different example structure that the utility model is reequiped head 12 transmission mechanisms under the existing Sewing machines device, wherein Figure 15 is suitable for the repacking of portable closer, Figure 17 is suitable for a repacking of formula closer, among the figure in the frame of broken lines member for setting up partly;

Figure 18 structural representation that to be the utility model reequip following head 12 transmission mechanisms of existing industrial sewing machine or domestic sewing machine, wherein in the frame of broken lines member for setting up part;

Figure 19 is the presser feet repacking connector of the utility model to existing sewing device;

Figure 20 is the plan structure of member shown in Figure 19;

Figure 21 is that the head installation position is a kind of example structure of feeding tooth traffic direction and the last head center line transmission mechanism when not parallel under the utility model;

Figure 22 is a kind of example structure that the utility model is reequiped the following head transmission mechanism of portable closer.

In described accompanying drawing:

1, the last head of 11-, 2, head under the 12-,

3,13-eedle, 4,14-feeding tooth,

5,15-presser feet, 6, the 16-center line,

7,17-column, head spindle under the 18-closer,

The former driving main shaft of 19-closer, 20,21-worm and gear transmission

Head cloth pushing shaft under the 22-, head lower shaft under the 23-,

Head feed lifting rock shaft under the 24-, the former driving cloth pushing shaft of 25-,

The former driving lower shaft of 26-, the former driving feed lifting rock shaft of 27-,

28-presser feet repacking connector, the 29-screw,

The 30-connecting pin, the 31-vertical core,

32,33-compressor arm, 34-transmission line shaft,

The newly-increased main shaft that joins with the motive power source of 35-.

The specific embodiment

Embodiment 1: referring to Fig. 4 to Fig. 6, Figure 18, Figure 19, Figure 20, is that the axle center does that fixed installation is that Fig. 4 is to position shown in Figure 6 after 90 ° of rotations of level with the following head 12 of existing industry or domestic sewing machine with eedle 13, because installation position changes, then as shown in figure 18, with the former cloth pushing shaft of head 12 down, lower shaft, feed lifting rock shaft disconnects, the cloth pushing shaft 22 that after disconnection, is become again, lower shaft 23, feed lifting rock shaft 24 and corresponding former (power) drive cloth pushing shaft 25, former (power) drives lower shaft 26, former (power) drives and sets up the transmission mechanism (mechanism in the frame of broken lines) that changes transmission direction between the feed lifting rock shaft 27, because the position of the feeding tooth 14 of following head 12 also changes, presser feet 15 on the then former compressor arm 33 that is contained in head 11 also should be accomplished corresponding with described feeding tooth 14 thereupon changing the installation site and be positioned at its top, should increase a presser feet repacking connector 28 as shown in figure 11 this moment, vertical core 31 on these presser feet repacking connector 28 1 ends is connected with the former compressor arm 33 of going up head 11 and locks with

screw

29,15 of presser feets are contained on the connecting pin 30 of presser feet repacking connector 28 other ends, or by repacking compressor arm shown in Figure 7 and presser feet, corresponding half-twist gets final product during eedle 13 assemblings.

Embodiment 2: referring to Fig. 7 to Fig. 9, Figure 18, is that the axle center does that fixed installation is that Fig. 7 is to position shown in Figure 9 after 90 ° of rotations of level with the following head 12 of existing industry or domestic sewing machine with eedle 13, because installation position changes, then as shown in figure 18, with the former cloth pushing shaft of head 12 down, lower shaft, feed lifting rock shaft disconnects, the cloth pushing shaft 22 that after disconnection, is become again, lower shaft 23, feed lifting rock shaft 24 and corresponding former (power) drive cloth pushing shaft 25, former (power) drives lower shaft 26, former (power) drives and sets up the transmission mechanism (mechanism in the frame of broken lines) that changes transmission direction between the feed lifting rock shaft 27, because the position of the feeding tooth 14 of following head 12 also changes, the presser feet 15 of then former compressor arm 33 that is contained in head 11 and lower end thereof also should be accomplished corresponding with described feeding tooth 14 thereupon changing the installation site, also being about to the lower end is equipped with the installation site of compressor arm 33 on last head 11 of presser feet 15 and changes (ascend the throne thereon just corresponding with described feeding tooth 14 positions into, referring to round among Fig. 9), corresponding half-twist during eedle 13 assemblings.

Embodiment 3: referring to Figure 13, is that the axle center is done to fixedly mount after 90 ° of rotations of level with the following head 12 of existing seat formula or two-wire closer with eedle 13, and the main shaft of former down head 12 disconnected, setting up between the former driving main shaft 19 of head spindle 18 and closer under the closer after the disconnection as changing the transmission mechanism of transmission direction shown in the frame of broken lines among Figure 13, simultaneously the former presser feet of going up on the head compressor arm is being done the installation identical with embodiment 1 or embodiment 2 and made described presser feet corresponding with the feeding tooth position of following head.

Embodiment 4: referring to Figure 22, is that the axle center is done to fixedly mount after 90 ° of rotations of level with the following head 12 of existing portable closer with eedle 13, set up a main shaft 35 that is connected with the motive power source, transmission mechanism as shown in Figure 22 is installed between the main shaft 35 that joins in the main shaft 18 of following head and newly-increased and motive power source, simultaneously the former presser feet of going up on the head compressor arm is done the installation identical with embodiment 1 or embodiment 2 and made the feeding tooth position of described presser feet and following head corresponding.

Embodiment 5: the following head 12 that will have closer now is that the axle center is done to fixedly mount after 90 ° of rotations of level with eedle 13, and the main shaft of former down head 12 disconnected, setting up between the former driving main shaft 19 of head spindle 18 and closer under the closer after the disconnection as changing the transmission mechanism of transmission direction shown in the frame of broken lines among Figure 16 or Figure 17, the sewing device that 34 of transmission line shafts in this mechanism can be realized the utility model more than three or three directly connects with axle, and only need a power source to connect this transmission line shaft 34 can described many sewing devices of driven in synchronism; The former presser feet of going up on the head compressor arm is done the installation identical with embodiment 1 or embodiment 2 and made described presser feet corresponding with the feeding tooth position of following head.

Embodiment 6: shown in Figure 10 to 12, with the following head 12 of existing Sewing machines or closer with eedle 13 be the axle center be rotated counterclockwise fixed installation after 60 ° (carry out this rotation back down head 12 become 30 ° of angles with the center line of last head 11 at the projection line that following head feeding tooth 14 moves on the planes, as shown in figure 12), simultaneously the presser feet 15 of last head 11 is done and similarly adjusted with embodiment 1 or embodiment 2 and make its feeding tooth 14 positions corresponding with following head 12.

Claims

1. sewing device, comprise presser feet 15 is housed, compressor arm 33, the last head 11 of eedle 13 is with the following head 12 that is provided with the reciprocal feeding tooth 14 that moves of the level of can doing and link head 11 and the column 17 of following head 12, it is characterized in that, the described installation position of head 12 down is the reciprocal traffic direction B1 of level of its feeding tooth 14, B2 and the described center line of going up head 11 16 are parallel or become angle less than 60 ° with the projection line of this center line 16 on feeding tooth 14 operation planes, and the presser feet 15 on the last head 11 and eedle 13 be corresponding to be installed in the position corresponding with described feeding tooth 14.