CN201933299U - Double-gold-sheet cutting device - Google Patents

Abstract

The utility model discloses a double-gold-sheet cutting device which is characterized in that cutting edges of moving knifes are lower than the lower bottom surfaces of fixed knifes, and an embroidery cannot be damaged. The double-gold-sheet cutting device comprises an upper fixed knife, a lower fixed knife, an upper moving knife matched with the upper fixed knife and a lower moving knife matched with the lower fixed knife, wherein the upper moving knife comprises an upper moving knife edge and an upper moving knife back; the lower moving knife comprises a lower moving knife edge and a lower moving knife back; the upper moving knife and the lower moving knife are driven by a needle bar with a needle clamp; an extending part is arranged at the front end of the upper moving knife back; and the end surface of the extending part on the upper moving knife back can be in contact with the bottom surface of the needle clamp when the needle bar descends; and after the lower moving knife and the lower fixed knife are matched with each other cut the gold sheets and before the lower moving knife edge is flush with the lower bottom surface of the lower fixed knife, the end surface of the extending part of the upper moving knife back is separated from the bottom surface of the needle clamp. The utility model is suitable for cutting double gold sheets in a computerized embroidery machine.

Description

Two gold plaque slicing devices

Technical field

The utility model relates to a kind of computerized emboridering machine, relates in particular to a kind of slicing device that is used for two gold plaque sections.

Background technology

In the fold sheet embroidering computer embroidery machine anglicanum, because what transport was carried is gold plaque chain, gold plaque chain is made up of the end to end gold plaque of slices, have only blocks of gold plaque just can be carried out gold plaque embroidery after gold plaque chain downcuts, so adopt at every turn gold plaque foremost be transported to the moving knife below, make the edge of this gold plaque corresponding with moving knife blade place, when moving knife is descending, after moving knife blade and stationary knife blade contact matching, this gold plaque and gold plaque chain are separated, then gold plaque are embroidered on the cloth with the embroidery pin that moving knife is simultaneously descending.Moving knife motion at present generally adopts shank to drive, promptly when shank is descending, pin folder on the shank will be run into the moving knife knife back, thereby make moving knife descending and descending along with shank, and for the combination embroidery, height as embroidery is higher, especially make up and comprise rope embroidery, band embroidery, beading embroidery or towel embroidery etc. in the embroidery, because embroidery is from stationary knife bottom surface close together, blade surpasses stationary knife bottom surface position when descending as moving knife, then can make the moving knife blade cut to embroidery, cause embroidery impaired, thereby influence the embroidery quality.In addition, in two gold plaque computerized emboridering machines, simplify in order to make anglicanum, carry, adopt the gold plaque of two kinds of specifications to carry simultaneously during section, section simultaneously because the gold plaque of different size need be provided with different gathering sills, thereby need to finish section in different position up and down, thereby moving knife knife back employing increasing design, and when the gold plaque of lower position was finished section, following moving knife blade will surpass stationary knife bottom surface down, cut to the embroidery phenomenon thereby produce blade.

The utility model content

The technical problems to be solved in the utility model provides a kind of moving knife blade can not surpass two gold plaque slicing devices that stationary knife bottom surface, embroidery can be not impaired.

In order to solve the problems of the technologies described above, the utility model is achieved through the following technical solutions:

The utility model comprises stationary knife, following stationary knife, the last moving knife that matches with last stationary knife, the following moving knife that cooperates with following stationary knife, the described moving knife of going up comprises the moving knife blade, the last moving knife knife back, described moving knife down comprises moving knife blade down, the following moving knife knife back, the described moving knife of going up is driven by the shank that has the pin folder with following moving knife, the described moving knife knife back front end of going up is provided with extension, described upward moving knife knife back extension end face can press from both sides the bottom surface with pin and contact when shank is descending, instantly moving knife cooperates with following stationary knife after the gold plaque cut-out, and before following moving knife blade and following stationary knife bottom surface level, described upward moving knife knife back extension end face and pin folder bottom surface are separated.

The utility model compared with prior art has following evident characteristic and beneficial effect:

1, the moving knife blade can not surpass the stationary knife bottom surface.Because after moving knife was finished the gold plaque section under the utility model adopted, last moving knife knife back extension end face and pin folder bottom surface are separated, make descending and descending that moving knife and following moving knife can be with shank, thereby avoid down of the generation of moving knife blade above time stationary knife bottom surface phenomenon.

2, embroidery can be not impaired.Because the utility model has avoided time moving knife blade to surpass the generation of stationary knife bottom surface position phenomenon down, thereby the moving knife blade can not cut to embroidery down, makes embroidery avoid impaired.

Description of drawings

Fig. 1 is a structural representation of the present utility model;

Fig. 2 is a structural representation of going up moving knife and following moving knife among Fig. 1;

Fig. 3 goes up moving knife knife back extension end face and pin to press from both sides the state diagram of bottom surface when being separated among Fig. 1;

Fig. 4 is the state diagram when shank arrives extreme lower position among Fig. 1.

The specific embodiment

Below in conjunction with the drawings and the specific embodiments the utility model is described in further detail:

As Fig. 1, shown in Figure 2: the utility model comprises stationary knife 1, following stationary knife 2, the last moving knife 3 that matches with last stationary knife 1, the following moving knife 5 that cooperates with following stationary knife 2, last moving knife 3 comprises moving knife blade 6, the last moving knife knife back 7, following moving knife 5 comprises moving knife blade 8 down, the following moving knife knife back 9, last moving knife 3 is driven by the shank 11 that has pin folder 10 with following moving knife 5, the last moving knife knife back 7 front ends are provided with extension 12, last moving knife knife back extension 12 end faces can press from both sides 10 bottom surfaces with pin and contact when shank 11 is descending, instantly moving knife 5 cooperates with following stationary knife 2 after the gold plaque cut-out, and before following moving knife blade 8 and following stationary knife 2 bottom surface levels, last moving knife knife back extension 12 end faces and pin press from both sides 10 bottom surfaces and are separated.

Fig. 1 is to shown in Figure 4: when the utility model uses in reality, when shank descending, pin folder bottom surface on the shank contacts with last moving knife knife back extension, make descending and descending along with shank of moving knife and following moving knife, so last moving knife cooperates with last stationary knife, following moving knife cooperates with following stationary knife, two kinds of gold plaques are downcut from gold plaque chain respectively, after the gold plaque cutting-off process is finished, do not come downwards to extreme lower position as yet as shank, then need continue descending, at this moment because last moving knife and the center rotation around the shaft simultaneously of following moving knife, last moving knife knife back extension carries out circular motion with the rotating shaft center, the air line distance at last moving knife knife back extension and rotating shaft center remains unchanged, but last moving knife is descending, with the horizontal range at rotating shaft center then can be more and more far away, and shank moves vertically downward, pin folder on the shank will remain unchanged with the horizontal range at rotating shaft center, shape and size design by the last moving knife knife back, before following moving knife blade and following stationary knife bottom surface level, moving knife knife back extension end face and pin folder bottom surface is broken away from fully, even thereby shank continues descending, last moving knife can be not descending thereupon with following moving knife yet, make down the moving knife blade can not surpass stationary knife bottom surface down all the time, avoid making embroidery impaired.

Claims (1)

1. two gold plaque slicing device, comprise stationary knife, following stationary knife, the last moving knife that matches with last stationary knife, the following moving knife that cooperates with following stationary knife, the described moving knife of going up comprises the moving knife blade, the last moving knife knife back, described moving knife down comprises moving knife blade down, the following moving knife knife back, the described moving knife of going up is driven by the shank that has the pin folder with following moving knife, it is characterized in that the described moving knife knife back front end of going up is provided with extension, described upward moving knife knife back extension end face can press from both sides the bottom surface with pin and contact when shank is descending, instantly moving knife cooperates with following stationary knife after the gold plaque cut-out, and before following moving knife blade and following stationary knife bottom surface level, described upward moving knife knife back extension end face and pin folder bottom surface are separated.

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