阅读说明：本技术 一种尼龙拉链缝合机的恒张力计长装置 (Constant tensiometer length device of nylon zipper sewing machine ) 是由 许道友 洪文轩 余培 朱松峰 张田 于 2020-06-10 设计创作，主要内容包括：一种尼龙拉链缝合机的恒张力计长装置,包括滑块组、驱动轮、驱动轮电机、压带机构以及计长机构,压带机构设于驱动轮上方,滑块组包括导杆、滑块、滑轮、上感应开关及下感应开关,导杆竖直固定于驱动轮的下方,滑轮固定于滑块上,滑块可滑动地设于导杆上,上感应开关和下感应开关分别设于滑块滑动路线的上部和下部,上感应开关与下感应开关分别与驱动轮电机控制连接,计长机构包括计米轮及计米器控制箱,计米轮与驱动轮同步转动。本发明利用滑块组整体重量不变的情况下,由滑块的上升与下降触发控制电机启动与停机,使其对尼龙拉链白胚间断性地拉动,从而消除尼龙拉链白胚生产过程弹性收缩造成的误差,确保计长数据真实准确。(The utility model provides a long device of constant tension meter of nylon zip fastener sewing machine, including slider group, the drive wheel motor, press belt mechanism and meter length mechanism, press belt mechanism locates the drive wheel top, slider group includes the guide arm, the slider, the pulley, go up inductive switch and inductive switch down, the guide arm is vertical to be fixed in the below of drive wheel, the pulley is fixed in on the slider, the slider slidable is located on the guide arm, go up inductive switch and lower inductive switch and locate the upper portion and the lower part of slider slip route respectively, go up inductive switch and inductive switch down and be connected with drive wheel motor control respectively, meter length mechanism includes meter rice wheel and meter rice ware control box, meter rice wheel and drive wheel synchronous rotation. The invention utilizes the condition that the whole weight of the sliding block group is not changed, the rising and the falling of the sliding block trigger the control motor to start and stop, so that the motor can intermittently pull the white blank of the nylon zipper, thereby eliminating the error caused by elastic shrinkage in the production process of the white blank of the nylon zipper and ensuring the real and accurate length counting data.)

1. The utility model provides a long device of constant tension meter of nylon zip fastener sewing machine which characterized in that: including sliding block group, drive wheel motor, belt pressing mechanism and meter long mechanism, belt pressing mechanism locates the drive wheel top, sliding block group includes guide arm, slider, pulley, goes up inductive switch and lower inductive switch, the guide arm is vertical to be fixed in the below of drive wheel, the pulley is fixed in on the slider, slider slidable ground is located on the guide arm, go up inductive switch with inductive switch locates respectively down the upper portion and the lower part of slider slip route, go up inductive switch with lower inductive switch respectively with drive wheel motor control is connected, meter long mechanism is including meter rice wheel and meter rice ware control box, meter rice wheel with the drive wheel rotates in step.

2. The constant tension gauge length device of nylon zipper sewing machine as claimed in claim 1, wherein: the meter counting wheel is connected with an encoder, and the encoder is in communication connection with the meter counting device control box.

3. The constant tension gauge length device of nylon zipper sewing machine as claimed in claim 2, wherein: the meter counter control box comprises a box body, a real-time data display screen, a function key and a power indicator lamp, wherein the real-time data display screen is in communication connection with the encoder.

4. The constant tension gauge length device of nylon zipper sewing machine as claimed in claim 3, wherein: the meter counter control box comprises a maximum storage capacity data display screen and an alarm flashing light, wherein the maximum storage capacity data display screen is electrically connected with the alarm flashing light.

5. The constant tension gauge length device of nylon zipper sewing machine as claimed in claim 1, wherein: the belt pressing mechanism is characterized by further comprising a fixing plate, and the driving wheel, the driving wheel motor, the belt pressing mechanism and the length measuring mechanism are all installed on the fixing plate.

6. The constant tension gauge length device of nylon zipper sewing machine as claimed in claim 5, wherein: the belt pressing mechanism comprises a pressing plate, a rubber pressing wheel, a rotating shaft and a shaft sleeve, the pressing plate is fixed on the side face of the fixing plate, the rotating shaft is fixedly arranged on the pressing plate, and the rubber pressing wheel is arranged on the rotating shaft through the shaft sleeve.

7. The constant tension gauge length device of nylon zipper sewing machine as claimed in claim 5, wherein: the lower part of the fixed plate is fixedly provided with a sliding block group mounting bracket, the sliding block group mounting bracket is fixedly provided with two vertically arranged guide rods, and the sliding block is sleeved on the two guide rods.

8. The constant tension gauge length device of nylon zipper sewing machine as claimed in claim 7, wherein: the lifting mechanism further comprises a height-rotating wheel, and the height-rotating wheel is arranged above the pulley.

Technical Field

The invention relates to the field of zipper manufacturing equipment, in particular to a constant-tension length measuring device of a nylon zipper sewing machine.

Background

The utility model discloses a novel patent of the inventor who applys at 2018, 09/08/th, with an authorization publication number of CN 208949519U, specifically discloses a zipper sewing machine, which is used for sewing zipper teeth and a nylon cloth belt into a white blank finished product by yarn, and comprises a yarn usage statistical device, a white blank yield statistical device and a controller, wherein the yarn usage statistical device comprises a first encoder and a metering wheel, and the first encoder is in rotation stopping connection with the metering wheel and is electrically connected with the controller; the metering wheel is driven to rotate by yarn friction and drives the first encoder to rotate so as to generate a first metering signal and send the first metering signal to the controller; the white embryo yield statistical device comprises a second encoder, a touch screen and a roller shaft, wherein the second encoder is in rotation stopping connection with the roller shaft; the encoder, the touch screen and the controller are electrically connected; the roller shaft is driven to rotate by the friction of the white blank and is connected with the second encoder to rotate so as to generate a second metering signal and send the second metering signal to the controller; and the controller converts the received second metering signal into a white blank yield value and outputs the white blank yield value to the touch screen. This patent can obtain white embryo output value through the rotation of second encoder and the processing of controller to the second signal, realizes full-automatic output statistics, avoids the error that artifical statistics produced.

However, because a large tension exists between the white blank and the roller shaft, and the yarn usage statistical device can only make the tension of the input yarn float and change within the range meeting the production standard, the tension of the white blank cannot be kept constant, which affects the metering accuracy of the white blank yield, and causes the error of the metering result to be still large. Therefore, the constant tension gauge length device of the nylon zipper sewing machine is provided.

Disclosure of Invention

The invention provides a constant tension length measuring device of a nylon zipper sewing machine, which aims to overcome the defects that the existing nylon blank cannot keep the constant tension when measuring the length, so that the error of a measuring result is large and the like.

The invention adopts the following technical scheme:

the utility model provides a long device of constant tension meter of nylon zip fastener sewing machine, includes slider group, drive wheel motor, belt pressing mechanism and meter length mechanism, belt pressing mechanism locates the drive wheel top, slider group includes guide arm, slider, pulley, goes up inductive switch and lower inductive switch, the guide arm is vertical to be fixed in the below of drive wheel, the pulley is fixed in on the slider, slider slidable ground is located on the guide arm, go up inductive switch with lower inductive switch locates respectively the upper portion and the lower part of slider slip route, go up inductive switch with lower inductive switch respectively with drive wheel motor control connects, meter length mechanism includes meter wheel and meter rice ware control box, meter rice wheel with the drive wheel rotates in step.

Further, the meter counting wheel is connected with an encoder, and the encoder is in communication connection with the meter counting device control box.

Specifically, meter rice ware control box includes box, real-time data display screen, function button and power indicator, the real-time data display screen with encoder communication connection.

Further, meter rice ware control box still includes maximum storage capacity data display screen and warning flashing light, maximum storage capacity data display screen with warning flashing light electric connection.

Further, the constant tension meter length device also comprises a fixing plate, and the driving wheel, the driving wheel motor, the belt pressing mechanism and the length measuring mechanism are all arranged on the fixing plate.

Specifically, the belt pressing mechanism comprises a pressing plate, a rubber pressing wheel, a rotating shaft and a shaft sleeve, wherein the pressing plate is fixed on the side face of the fixing plate, the rotating shaft is fixedly arranged on the pressing plate, and the rubber pressing wheel is arranged on the rotating shaft through the shaft sleeve.

Furthermore, a sliding block group mounting bracket is fixedly arranged at the lower part of the fixing plate, two guide rods which are vertically arranged are fixedly arranged on the sliding block group mounting bracket, and the sliding block is sleeved on the two guide rods.

Further, the constant tension gauge length device also comprises a height-rotating wheel which is arranged above the pulley.

From the above description of the structure of the present invention, compared with the prior art, the present invention has the following advantages:

1. the constant-tension length measuring device effectively buffers the nylon zipper white blank under the condition that the whole weight of the sliding block set is not changed, and controls the motor to start and stop by the rising and falling of the sliding block so as to ensure that the motor intermittently pulls the nylon zipper white blank, thereby eliminating the error caused by elastic shrinkage in the production process of the nylon zipper white blank and ensuring the length measuring data to be real and accurate. This long device of permanent tensiometer, the installation is simple, and it is convenient to set up, has very high practicality, makes whole production more smooth and easy, more high-efficient, and the cost is lower.

2. The constant tension gauge length device has an alarm function, and when the actual value on the data display screen reaches the maximum storage capacity data display screen setting during production, the alarm flashing lamp starts to flash to remind an operator to replace the white embryo barrel of the storage container.

Drawings

Fig. 1 is a first structural schematic diagram of the present invention.

Fig. 2 is a second structural schematic diagram of the present invention.

Fig. 3 is a schematic structural diagram of the control box of the meter counter of the invention.

FIG. 4 is a schematic view showing the structure of the present invention installed on a sewing machine for nylon zippers.

Detailed Description

The following describes embodiments of the present invention with reference to the drawings. Numerous details are set forth below in order to provide a thorough understanding of the present invention, but it will be apparent to those skilled in the art that the present invention may be practiced without these details. Well-known components, methods and processes are not described in detail below.

A constant tension length measuring device A of a nylon zipper sewing machine is arranged behind a zipper closing device B of the nylon zipper sewing machine with reference to figure 4. Referring to fig. 2 and 3, the constant tension force length measuring device comprises a fixing plate 1, a slider group, a driving wheel 20, a driving wheel motor 21, a belt pressing mechanism and a length measuring mechanism, wherein the fixing plate 1 is correspondingly fixed with a square pipe 2 of a frame of a nylon zipper sewing machine and is arranged above a blank barrel 3 of a storage container.

The driving wheel 20, the driving wheel motor 21, the belt pressing mechanism and the length measuring mechanism are all installed on the fixing plate 1, the driving wheel 20 is connected with an output shaft of the driving wheel motor 21, the belt pressing mechanism is arranged above the driving wheel 20 and comprises a pressing plate 31, a rubber pressing wheel 32, a rotating shaft 33 and a shaft sleeve 34, the pressing plate 31 is fixed on the side surface of the fixing plate 1, the rotating shaft 33 is fixedly arranged on the pressing plate 31, and the rubber pressing wheel 32 is installed on the rotating shaft 33 through the shaft sleeve 34.

The slider group comprises guide rods 11, a slider 12, a pulley 13, an upper inductive switch 14 and a lower inductive switch 15, a slider group mounting bracket 16 is fixedly arranged at the lower part of the fixing plate 1, two vertically arranged guide rods 11 are fixedly arranged on the slider group mounting bracket 16, the slider 12 is slidably sleeved on the two guide rods 11, the pulley 13 is fixed on the slider 12, the upper part and the lower part of the slider group mounting bracket 16 between the two guide rods 11 are respectively and fixedly provided with the upper inductive switch 14 and the lower inductive switch 15, and the upper inductive switch 14 and the lower inductive switch 15 are respectively in control connection with a driving wheel motor 21.

In the production process, when the slider 12 slides downwards to trigger the lower induction switch 15, the driving wheel motor 21 is started to drive the driving wheel 20 to rotate, meanwhile, under the action of the rubber pinch roller 32, the nylon zipper white blank is pulled to move forwards, and the pulley 13 is continuously lifted upwards under the action of the nylon white blank; when the slider 12 triggers the upper inductive switch 14, the drive wheel motor 21 stops moving. The subsequent sewing machine continuously produces the nylon zipper white blank, and the sliding block 12 slides down to the lower induction switch 15 to trigger the generator to work again, so that the actions are repeated.

Referring to fig. 3 and 4, the length measuring mechanism includes a length measuring wheel 41 and a length measuring controller 42, and the length measuring wheel 41 rotates in synchronization with the driving wheel. To improve the accuracy of the metering wheel 41, the metering wheel 41 is connected to an encoder 43. Meter controller box 42 includes box 421, real-time data display 422, maximum storage capacity data display 423, warning flashing light 424, function buttons 425, and power indicator light 426. The encoder 43 is connected to the real-time data display screen 422 to transmit data from time to time, and when the real-time data display screen 422 reaches a set value of the maximum storage capacity data display screen 423 during production, the device stops running, and the alarm flashing lamp 424 reminds an operator of the need to replace the white embryo barrel 3 of the storage container.

Referring to fig. 1 and 2, the constant tension length measuring device of the present invention further includes a heightening roller 51, and the heightening roller 51 is disposed above the pulley 13. The nylon zipper white blank after being combined extends to a height-changing wheel 51 of a constant tension length-measuring device to turn downwards, then turns upwards through a pulley 13, passes through between a belt pressing device and a driving wheel 20, moves towards the inner direction of a storage container white blank barrel 3 when the driving wheel 20 rotates, and simultaneously drives a length-measuring wheel 41 to rotate to start length measurement.

The above description is only an embodiment of the present invention, but the design concept of the present invention is not limited thereto, and any insubstantial modifications made by using the design concept should fall within the scope of infringing the present invention.