Device for measuring length of sewing thread

Abstract

The utility model relates to the technical field of clothing production, in particular to a set of device for measuring the length of a sewing thread, which comprises a mounting bracket connected with a machine table, an encoder is arranged on the side surface of the mounting bracket, the driving end of the encoder is connected with the side surface of a thread passing wheel, a first thread clamping device is arranged above the thread passing wheel, and a second thread clamping device is arranged above the first thread clamping device. The first yarn trapper is installed at the top of the fixing support, the second yarn trapper is arranged on one side of the yarn passing wheel and installed on the side face of the fixing support, the first yarn trapper and the second yarn trapper are consistent in structure, a placing shaft is installed on the machine table below the installation support, and a yarn winding drum is installed on the placing shaft. The encoder is electrically connected with the controller, the sewing thread passes through the thread wheel to drive the encoder to rotate, pulses generated by rotation of the encoder are output to the programmable controller, the needed thread coil length is completed through program instructions and execution mechanisms, and the situation that the sewing thread is wasted due to the fact that the length measuring deviation of the sewing thread is large in the thread separating process is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to clothing production technical field, especially relate to a set of device for measuring sewing line length. BACKGROUND

[0002] The length of weaving line produced by weaving line production enterprise is very long, and can be wound up only by large bobbin. After being bought back by lace weaving enterprise, the weaving line on large bobbin needs to be rewound to the bobbin of smaller model to facilitate the production and use of knitting machine. However, many enterprises adopt manual line distribution mode, and the line distribution efficiency is low. With the passage of time, people produce automatic line distribution machine.

[0003] However, the traditional automatic line distribution machine has large deviation (about 20%) in the line distribution process, leading to the waste of sewing line.

[0004] Therefore, it is necessary to provide a set of device for measuring sewing line length to solve the above technical problems. CONTENT OF UTILITY MODEL

[0005] In order to solve the above technical problems, the utility model provides a set of device for measuring sewing line length.

[0006] The device for measuring sewing line length comprises the following parts: an installation support connected with a machine table, an encoder installed on the side surface of the installation support, a driving end of the encoder connected with the side surface of a thread guide wheel, a first thread clamp installed on the top of a fixed support above the thread guide wheel, a second thread clamp installed on the side surface of the fixed support on one side of the thread guide wheel, the first thread clamp and the second thread clamp having the same structure, a placing shaft installed on the machine table below the installation support, a thread bobbin installed on the placing shaft, and the encoder connected with an electric controller.

[0007] Preferably, the first thread clamp comprises a transmission wheel, a plurality of transmission plates installed on the side surface of the transmission wheel, a transmission hole arranged on the side surface of the transmission plate, a fixing hole arranged on the top of the transmission wheel, and a fixing member threadedly connected with the fixing hole.

[0008] Preferably, the fixing member comprises a fixing shaft, one end of the fixing shaft threadedly connected with the fixing hole, and a rotating cylinder connected with the other end of the fixing shaft, wherein the outer diameter of the rotating cylinder is larger than the outer diameter of the fixing shaft.

[0009] Preferably, the installation support is in L shape, a plurality of installation holes arranged in up-down arrangement are arranged on the side surface of the installation support, and the installation holes are movably connected with the second thread clamp.

[0010] Preferably, the lateral end of the mounting bracket is connected with a second mounting plate, the second mounting plate is arranged obliquely, and a plurality of second mounting holes are arranged on the top of the second mounting plate.

[0011] Preferably, the number of the transmission holes is two, and the transmission holes are symmetrically arranged on the top of the transmission plate about the transverse middle axis of the transmission plate.

[0012] Compared with the prior art, the device for measuring the length of sewing thread has the following beneficial effects:

[0013] 1. The first thread clamp and the second thread clamp are provided, the first thread clamp and the second thread clamp can be rotated to adjust the tightness of the thread clamp, the thread splitting is smooth, the winding is uniform, the mounting bracket is installed according to the thread path, the installation positions of the components are scientifically and reasonably designed, the sewing thread passes through the thread wheel, the encoder is driven to rotate, the pulse output generated by the rotation of the encoder is output to the programmable controller, the required thread length is completed by the program instruction and the execution mechanism, and the measurement deviation of the length of the sewing thread is prevented from being large during the thread splitting process, so that the sewing thread is prevented from being wasted.

[0014] 2. The transmission wheel is arranged, the angle of the transmission plate can be adjusted through the rotation of the transmission wheel, the tightness of the thread clamp is adjusted, the fixed element is arranged, the transmission wheel can be quickly fixed and disassembled, the rotating cylinder with an outer diameter larger than the fixed shaft is arranged, and the rotation of the fixed element is facilitated by hand holding the rotating cylinder.

[0015] 3. The L-shaped mounting bracket is arranged, the first thread clamp and the second thread clamp can be installed on different planes, a larger angle is adjusted, a plurality of mounting holes are arranged, the second thread clamp can be installed at different heights according to requirements, more angles are adjusted, and the applicability of the device is improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 A structure diagram of a preferred embodiment of the device for measuring the length of sewing thread is provided.

[0017] Figure 2 A structure diagram of a preferred embodiment of the device for measuring the length of sewing thread is provided. Figure 1 A structure diagram of a preferred embodiment of the device for measuring the length of sewing thread is provided.

[0018] In the drawing: 1, machine table; 2, mounting bracket; 3, thread wheel; 4, encoder; 5, first thread clamp; 6, second thread clamp; 7, thread spool; 8, transmission wheel; 9, transmission plate; 10, transmission hole; 11, fixed element; 12, fixed shaft; 13, rotating cylinder; 14, mounting hole; 15, second mounting plate; 16, second mounting hole. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical scheme and advantages of the utility model clearer and more understandable, the utility model will be further described in detail below in combination with the drawings and examples. It should be understood that the specific examples described herein are only used to explain the utility model and not to limit the utility model.

[0020] The specific implementation of the utility model will be described in detail below in combination with specific examples.

[0021] The specific implementation of the utility model will be described in detail below in combination with specific examples.

[0022] Reference Figures 1 to 2 The utility model provides a set of device for measuring sewing line length, including: installation support 2 connected with machine table 1, the side of installation support 2 is equipped with encoder 4, the drive end of encoder 4 is connected with the side of thread guide 3, the top of thread guide 3 is equipped with first thread clamp 5, first thread clamp 5 is installed at the top of fixed support, one side of thread guide 3 is equipped with second thread clamp 6, second thread clamp 6 is installed at the side of fixed support, the structure of first thread clamp 5 and second thread clamp 6 is identical, the machine table 1 below installation support 2 is equipped with the placement shaft, the placement shaft is equipped with thread reel 7, and encoder 4 is connected with controller through electricity.

[0023] It should be noted that: one end of sewing line passes through first thread clamp 5, thread guide 3 and second thread clamp 6 and is connected with the use device, by first thread clamp 5 and second thread clamp 6, first thread clamp 5 and second thread clamp 6 can be rotated to adjust the tightness of clamping thread, so that the effect of smooth thread separation and uniform winding is achieved, and the installation positions of various components are scientifically and reasonably designed according to the thread path by installation support 2, and a programmable controller (PLC) is selected for the controller.

[0024] When measuring the required thread reel length, sewing line passes through thread guide 3 to drive encoder 4 to rotate, and the pulse output generated by the rotation of encoder 4 is output to the programmable controller (PLC), and the required thread reel length is completed by program instructions and various actuators, so as to prevent large measurement deviation of sewing line length in the thread separation process, resulting in waste of sewing line.

[0025] In the embodiment of the utility model, as shown in Figure 2 The first thread clamp 5 includes a transmission wheel 8, a plurality of transmission plates 9 are installed on the side of the transmission wheel 8, a transmission hole 10 is arranged on the side of the transmission plate 9, a fixing hole is arranged on the top of the transmission wheel 8, and the fixing hole is threadedly connected with a fixing piece 11.

[0026] In the embodiment of the utility model, as shown inFigure 2 As shown in the figure, the fixing part 11 comprises a fixing shaft 12, one end of which is threadedly connected with the fixing hole, and the other end of which is connected with a rotating cylinder 13, the outer diameter of which is larger than that of the fixing shaft 12.

[0027] It should be noted that: by setting the transmission wheel 8, the angle of the transmission plate 9 can be adjusted through the rotation of the transmission wheel 8, thereby realizing the adjustment of the tension of the thread, and by setting the fixing part 11, the transmission wheel 8 can be quickly fixed and disassembled, and by setting the rotating cylinder 13 with an outer diameter larger than that of the fixing shaft 12, the rotation of the fixing part 11 can be conveniently realized by holding the rotating cylinder 13.

[0028] In the embodiment of the utility model, reference Figure 2 As shown in the figure, the mounting bracket 2 is L-shaped, a plurality of mounting holes 14 arranged in up and down direction are arranged on the side surface of the mounting bracket 2, and the mounting holes 14 are movably connected with the second thread clamp 6.

[0029] It should be noted that: by setting the L-shaped mounting bracket 2, the first thread clamp 5 and the second thread clamp 6 can be installed on different planes, thereby realizing the adjustment of a larger angle, and by setting a plurality of mounting holes 14, the second thread clamp 6 can be installed at different heights according to the demand, thereby realizing the adjustment of more angles and improving the applicability of the device.

[0030] In the embodiment of the utility model, reference Figure 2 As shown in the figure, the side surface of the transverse end of the mounting bracket 2 is connected with a second mounting plate 15, the second mounting plate 15 is arranged obliquely, and a plurality of second mounting holes 16 are arranged on the top of the second mounting plate 15.

[0031] It should be noted that: by setting the obliquely arranged second mounting plate 15, the first thread clamp 5 can be installed on the second mounting hole 16, thereby improving the selectability of the first thread clamp 5, realizing the adjustment of more angles, and improving the applicability of the device.

[0032] In the embodiment of the utility model, reference Figure 2 As shown in the figure, the number of transmission holes 10 is two, and the transmission holes 10 are symmetrically arranged on the top of the transmission plate 9 about the transverse central axis of the transmission plate 9.

[0033] It should be noted that: by setting the double transmission holes 10, the thread can be passed through the different transmission holes 10, thereby realizing the adjustment of more angles and improving the applicability of the device.

[0034] The working principle of the device for measuring the length of sewing thread provided by the utility model is as follows:

[0035] In the metering required thread length, through the sewing thread passes through the thread wheel 3, drive encoder 4 rotation, encoder 4 rotation generates pulse output to programmable controller, by program instruction and each execution mechanism completes the required thread length, prevent in the process of thread separation the metering deviation of the sewing thread length is larger, lead to the waste of sewing thread.

[0036] The circuit and the control involved in the utility model are prior art, and will not be described in detail here.

[0037] The above is only the embodiment of the utility model, and does not limit the patent range of the utility model, and any equivalent structure or equivalent process conversion using the utility model specification and the attached drawing contents, or direct or indirect application in other related technical fields, are also included in the patent protection range of the utility model.

Claims

1. A device for measuring the length of a sewing thread, characterized in that, Include: The installation support (2) connected with the machine table (1), the side of the installation support (2) is provided with an encoder (4), the driving end of the encoder (4) is connected with the side of the wire wheel (3), the first wire clamp (5) is arranged above the wire wheel (3), the first wire clamp (5) is arranged on the top of the fixed support, the second wire clamp (6) is arranged on the side of the fixed support, the structure of the first wire clamp (5) and the second wire clamp (6) is consistent, the wire shaft is arranged on the machine table (1) below the installation support (2), the wire reel (7) is arranged on the wire shaft, the encoder (4) is connected with the controller through the electrical connection.

2. A set of devices for measuring the length of sewing thread according to claim 1, characterized in that, The first wire clamp (5) includes a transmission wheel (8), a plurality of transmission plates (9) are arranged on the side of the transmission wheel (8), a transmission hole (10) is arranged on the side of the transmission plate (9), a fixing hole is arranged on the top of the transmission wheel (8), and the fixing hole is screw-connected with a fixing piece (11).

3. A set of devices for measuring the length of sewing thread according to claim 2, characterized in that, The fixing piece (11) includes a fixed shaft (12), one end of the fixed shaft (12) is screw-connected with the fixing hole, the other end of the fixed shaft (12) is connected with a rotating cylinder (13), and the outer diameter size of the rotating cylinder (13) is greater than that of the fixed shaft (12).

4. The set of devices for measuring the length of sewing thread according to claim 1, characterized in that, The shape of the installation support (2) is L-shaped, a plurality of installation holes (14) arranged in up-down direction are arranged on the side of the installation support (2), and the installation hole (14) is movably connected with the second wire clamp (6).

5. A set of devices for measuring the length of sewing thread according to claim 4, characterized in that, The side of the transverse end of the installation support (2) is connected with a second mounting plate (15), the second mounting plate (15) is arranged in an inclined manner, and a plurality of second mounting holes (16) are arranged on the top of the second mounting plate (15).

6. The apparatus for measuring the length of a sewing thread according to claim 2, wherein, The number of the transmission hole (10) is two, and the transmission holes (10) are symmetrically arranged on the top of the transmission plate (9) about the transverse central axis of the transmission plate (9).

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