CN218026640U - Needle pitch adjusting mechanism of roller machine - Google Patents

Abstract

The application provides a needle pitch adjustment mechanism of roller machine, concretely relates to sewing machine technical field. This application gauge needle adjustment mechanism includes knee accuse switch, aircraft nose key switch, liquid crystal display panel and electric cabinet, is provided with liquid crystal display panel on the aircraft nose, is used for gauge needle to switch aircraft nose key switch and electric cabinet, is provided with the knee accuse switch that the electric connection electric cabinet is used for gauge needle to switch under the platen, and the electric cabinet is connected to the liquid crystal display panel electricity, and knee accuse switch is parallelly connected with aircraft nose key switch. The sewing machine has the advantages that a plurality of stitch distances for actual sewing are preset in the sewing mode, at least two stitch distances for actual sewing are switched through the knee control switch or the machine head key switch, particularly, the stitch distances are quickly adjusted by the knee control switch, the labor intensity of operators is relieved, and the sewing efficiency of the roller machine is improved.

Description

Needle pitch adjusting mechanism of roller machine

Technical Field

The application provides a needle pitch adjustment mechanism of roller machine, concretely relates to sewing machine technical field.

Background

The roller car as an important member in the sewing machine industry comprises a stand column, wherein a rotating shuttle mechanism, a cutting mechanism and a feeding assembly are arranged on the stand column, the rotating shuttle mechanism comprises a rotating shuttle shaft for driving a rotating shuttle body to rotate, the cutting mechanism comprises a cutting shaft for driving a moving knife to rotate, the feeding mechanism comprises an upper roller feeding device, a lower roller feeding device and a machine needle, the roller car is suitable for sewing and decorating leather, and is mainly used for sewing high-grade leather shoes, bags, handbags and house-type belts.

When the upper sewing material and the lower sewing material are sewn, a silver pen is used for drawing a corresponding-size overlapping line on the leather material according to the sample plate before sewing, and then the sewing needle is completely controlled by two hands of an operator to sew along the overlapping line, so that the spirit of the operator needs to be highly concentrated. The operator is easy to fatigue in the sewing process, stitches and edge distances are distorted after long-time sewing, particularly curve stitches are distorted, and particularly when the sewing needle distance is adjusted in the sewing process, the operator needs to vacate one hand to rotate a needle distance adjusting knob of a head of a roller machine, so that a certain amount of sewing materials move on a feeding mechanism, and subsequent sewing stitches are distorted, and the sewing quality is reduced.

In addition, the stitch length adjustment of the roller cart is usually adjusted by rotating a button, and recently, many manufacturers start to adjust the stitch length by using an electronic button, and also adjust the stitch length on a liquid crystal display screen in a fine adjustment mode, for example, the set "+" is gradually decreased in increments of 0.1 mm. Obviously, the stitch length adjustment in a fine adjustment mode is troublesome, the adjustment process is sometimes too high and needs to be adjusted downwards, operators often need to spend a long time on the stitch length adjustment, and the stitch length adjustment operation process reduces the sewing efficiency.

Disclosure of Invention

The utility model provides a just there is the defect that the stitch length adjustment was switched to foretell roller machine, provides a roller machine's stitch length adjustment mechanism very much to reduce the trouble that prior art stitch length adjustment brought for the operator, improve and make up efficiency, roller machine's the aircraft nose and the platen of having, its characterized in that, stitch length adjustment mechanism includes knee-controlled switch, aircraft nose key switch, liquid crystal display panel and electric cabinet, is provided with liquid crystal display panel on the aircraft nose, is used for the aircraft nose key switch and the electric cabinet that the stitch length switches, is provided with the knee-controlled switch that the electric cabinet is used for the stitch length to switch of electricity under the platen, and the electric cabinet is connected to liquid crystal display panel electricity, and knee-controlled switch is parallelly connected with aircraft nose key switch.

Furthermore, a stitch length activating key for activating the stitch length is arranged on the liquid crystal panel, and the stitch length activating key activates a knee control switch or a machine head key switch to switch the sewing stitch length under various sewing modes.

Furthermore, a plurality of needle pitches for actual sewing are preset in the sewing mode, and the knee control switch or the machine head key switch switches at least two needle pitches for actual sewing under the activation of the needle pitch activation key.

Furthermore, the needle pitch adjusting mechanism is also provided with an upper roller feeding assembly, a lower roller feeding assembly and a needle swinging assembly, wherein the upper roller feeding assembly, the lower roller feeding assembly and the needle swinging assembly are driven by independent stepping motors.

Further, the electric cabinet is configured on the side of the machine head.

Furthermore, the knee control switch and the handpiece key switch are electrically connected with the electric control box and the liquid crystal panel.

Further, the sewing mode of the roller machine comprises free sewing, fixed sewing and programming sewing.

This application gauge needle adjustment mechanism includes knee accuse switch, aircraft nose key switch, liquid crystal display panel and electric cabinet, be provided with liquid crystal display panel on the aircraft nose, aircraft nose key switch and electric cabinet for gauge needle switches, it is used for gauge needle switches's knee accuse switch to be provided with the electric cabinet of electricity under the platen, the electric cabinet is connected to liquid crystal display panel electricity, knee accuse switch is parallelly connected with aircraft nose key switch, a plurality of gauge needle that actually makes up is set up in advance under the mode of making up, under gauge needle activation key activation, at least two kinds of gauge needles that knee accuse switch or aircraft nose key switch switched actually to make up, carry out quick gauge needle through knee accuse switch or aircraft nose key switch to facial line and bottom line through the electric cabinet and adjust, especially rely on the quick adjustment of knee accuse switch to gauge needle, operator's intensity of labour has been alleviateed, also make up efficiency of roller car can improve.

Drawings

FIG. 1 is a schematic view of a roller car according to the present application;

fig. 2 is a schematic diagram of a stitch length adjusting process of a stitch length adjusting mechanism of a roller machine according to the present application.

The reference numbers of the figures are as follows: the machine head 11, the liquid crystal panel 111, the machine head key switch 112, the knee control switch 113, the electric cabinet 114, the bedplate 21 and the frame 22.

Detailed Description

Preferred embodiments of the present application will be described in detail below with reference to fig. 1-2 so that the advantages and features of the present application can be more readily understood by those skilled in the art, and the scope of the present application will be clearly and clearly defined, and these embodiments are provided only for illustration of the present invention and are not intended to be limiting of the present invention.

The stitch length adjusting mechanism of the roller machine according to the present invention will be further described with reference to the drawings, wherein the roller machine comprises a machine head 11, a table plate 21, a display screen 111, a knee switch 113, an electric cabinet 114, and other components capable of performing sewing work. The machine head 11 is arranged on the bedplate 21, the bedplate 21 is fixed on the frame 22, wherein a liquid crystal panel 111, a machine head key switch 112 and an electric control box 114 are arranged on the machine head 11, the electric control box 114 is arranged on the side edge of the machine head 11, a knee control switch 113 electrically connected with the electric control box is arranged below the bedplate 21, the liquid crystal panel 111 is electrically connected with the electric control box 114, the knee control switch 113 and the machine head key switch 112 are electrically connected with the electric control box 114 and the liquid crystal panel 111, and the knee control switch 113 is connected with the machine head key switch 112 in parallel.

The needle pitch adjusting mechanism comprises the knee control switch 113, the machine head key switch 112, the liquid crystal panel 111, the electric cabinet 114, an upper roller feeding assembly, a lower roller feeding assembly and a machine needle swinging assembly. Go up gyro wheel pay-off subassembly, lower gyro wheel pay-off subassembly and eedle swing subassembly all adopt independent step motor drive, adopt step motor drive to do benefit to electric cabinet 114 to the control of roller car, go up the stitch operation of gyro wheel pay-off and lower gyro wheel pay-off and eedle and make the sewing material form the stitch seam of upper thread and bottom line, carry out quick gauge needle through knee switch 113 or aircraft nose key switch 112 through electric cabinet 114 to upper thread and bottom line and adjust, especially rely on the quick adjustment of knee switch 113 to the gauge needle, the intensity of labour of operator has been alleviateed, also make the efficiency of making up of roller car and can improve.

The sewing mode of the roller machine comprises free sewing, fixed needle sewing, programming sewing and the like. The stitch length activating key is arranged on the liquid crystal panel 111 and used for activating stitch length adjustment, the stitch length can be switched under various sewing modes only by the knee control switch 113 or the machine head key switch 112 after the activation, otherwise, the system does not execute the switching action, and the stitch length adjustment is implemented by using the knee control switch 113 or the machine head key switch 112 under the free sewing, fixed sewing or programming sewing modes. The above-mentioned knee-controlled switch 113 switches the stitch length by the legs and feet of the operator, the button switch 112 of the machine head switches the stitch length by pressing with the fingers, in different sewing modes, the stitch length can be switched by the knee-controlled switch 113, and the stitch length can be switched by the button switch 112 of the machine head, namely, the knee-controlled switch 113 or the button switch 112 of the machine head can independently realize the switching of the stitch length. The operator switches the needle pitch by the knee control switch 113, and the hands are busy with protecting the sewing material, and the operator does not need to vacate one hand to press the head key switch 112, so that the sewing machine has the advantages of convenience and quickness, thereby reducing the labor intensity of the operator and being beneficial to improving the sewing quality.

A plurality of needle pitches are set in the sewing mode to be described, a plurality of needle pitches for actual sewing can be preset according to sewing requirements, for example, a needle pitch of 1.6 mm, a needle pitch of 2.1 mm, a needle pitch of 3.5 mm, a needle pitch of 4.0 mm, a needle pitch of 5.2 mm and the like are set, and under the activation of the needle pitch activation key, the knee control switch 113 or the head push button switch 112 can switch at least two needle pitches for actual sewing, for example, switch on two needle pitches of 2.1 mm and 3.5 mm; or the knee switch 113 or the handpiece push-button switch 112 can switch more needle pitches.

The above description is only one of the preferred embodiments of the present application, and is not intended to limit the scope of the present application, which is defined by the claims and their equivalents, or by the modifications of the structure, and principle of the present application, or by the direct or indirect application in other related fields; any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present invention are included in the protection scope of the patent of the present application.

Claims (7)

1. The needle pitch adjusting mechanism of the roller trolley is provided with a machine head and a bedplate and is characterized in that the needle pitch adjusting mechanism comprises a knee control switch, a machine head key switch, a liquid crystal panel and an electric cabinet, the liquid crystal panel, the machine head key switch and the electric cabinet are arranged on the machine head, the electric cabinet is electrically connected with the knee control switch, the needle pitch switching is achieved, the knee control switch is electrically connected with the electric cabinet and is used for the needle pitch switching, the liquid crystal panel is electrically connected with the electric cabinet, and the knee control switch is connected with the machine head key switch in parallel.

2. The needle pitch adjusting mechanism of roller machine as claimed in claim 1, wherein the liquid crystal panel is provided with a needle pitch activating key for activating the needle pitch, and the needle pitch activating key activates a knee switch or a head push button switch for switching the sewing needle pitch in various sewing modes.

3. The needle pitch adjusting mechanism of roller machine as claimed in claim 2, wherein a plurality of needle pitches for actual sewing are preset in said sewing mode, and at least two needle pitches for actual sewing are switched by the knee switch or the head push button switch when the needle pitch activating key is activated.

4. The needle pitch adjusting mechanism of the roller machine according to claim 1, further comprising an upper roller feeding assembly, a lower roller feeding assembly and a needle swinging assembly, wherein the upper roller feeding assembly, the lower roller feeding assembly and the needle swinging assembly are driven by independent stepping motors.

5. The needle pitch adjusting mechanism of a roller machine as claimed in claim 1, wherein said electric control box is disposed at a side of the head.

6. The needle pitch adjusting mechanism of the roller coaster as claimed in claim 1, wherein the knee control switch and the handpiece push button switch are electrically connected with the electric control box and the liquid crystal panel.

7. A needle gauge adjustment mechanism for roller machine according to claim 2, wherein the sewing pattern of the roller machine has free stitch, fixed stitch and programmed stitch.

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