Ejector rod adjusting mechanism of single-line concealed-seam bar tacking machine

Abstract

The utility model discloses an ejector rod adjusting mechanism of a single-line blind seam bar tacking machine, which comprises a motor and an ejector rod assembly, an adjusting assembly is arranged between an output shaft of the motor and the ejector rod assembly, the adjusting assembly comprises a linked swing arm sleeved on the output shaft and an adjusting block sleeved on the output shaft and in sliding fit with the output shaft, an adjusting groove is arranged on the swing arm, and the adjusting block is arranged in the adjusting groove. One end of the adjusting block is inserted into the adjusting groove, an elastic adjusting piece is arranged between the side walls of the adjusting groove, the other end of the adjusting block extends into the ejector rod assembly, the ejector rod assembly comprises a connecting rod part, an ejector rod part and a shell, one end of the connecting rod part is in linkage with the adjusting block, and the other end of the connecting rod part is in linkage with the ejector rod part; and a channel in sliding fit with the ejector rod part is arranged in the shell. According to the improvement, the station of the ejector rod shaft is electrically adjusted, and the device has the advantages of being high in adjusting accuracy, convenient and fast to operate, high in transmission efficiency and wide in application range.

Description

TECHNICAL FIELD

[0001] The utility model relates to single line hidden seam knotting machine technical field, more specifically, it relates to a single line hidden seam knotting machine top rod adjusting mechanism. BACKGROUND

[0002] In the field of sewing equipment, single line hidden seam knotting machine as an important equipment, is widely used in the fold needle reinforcing seam of garment, and is used for sewing trademarks and labels on knitwear, neckties, overcoats, suit linings, cuffs and trousers and other textiles. Single line hidden seam knotting machine makes the sewn product more beautiful and solid through its special mechanism design. However, in the working process of the hidden seam machine, the position adjustment of the ejector rod is of vital importance to the sewing effect and sewing efficiency. The traditional hidden seam knotting machine ejector rod adjusting mechanism adopts manual adjustment mode, which is complicated to operate and has low adjustment precision, and it is difficult to meet the demand of modern sewing industry for efficient and accurate sewing.

[0003] With the development of automation and intelligent technology, electric adjusting mechanism is gradually applied to various mechanical equipment to improve the precision and efficiency of adjustment. In the field of single line hidden seam knotting machine, the electric adjusting mechanism is introduced to realize the accurate adjustment of the ejector rod, and it needs to adapt to the different thickness of the sewing material, which becomes an important direction to improve the performance of the hidden seam knotting machine. UTILITY MODEL CONTENTS

[0004] In view of the deficiencies of the prior art, the utility model aims at providing a single line hidden seam knotting machine ejector rod adjusting mechanism with high adjustment precision and convenient operation.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a single line hidden seam knotting machine ejector rod adjusting mechanism, which comprises a motor and an ejector rod assembly, an adjusting assembly is arranged between the output shaft of the motor and the ejector rod assembly, the adjusting assembly comprises a swing arm connected with the output shaft and an adjusting block slidingly matched with the output shaft, an adjusting groove is arranged on the swing arm, one end of the adjusting block is inserted into the adjusting groove, and an elastic adjusting piece is arranged between the side walls of the adjusting groove, and the other end of the adjusting block extends into the ejector rod assembly, the ejector rod assembly comprises a connecting rod part, an ejector rod part and a shell, one end of the connecting rod part is connected with the adjusting block, the other end of the connecting rod part is connected with the ejector rod part, and the shell is provided with a channel for sliding cooperation of the ejector rod part.

[0006] The utility model is further provided as follows: the connecting rod part comprises a connecting rod one and a connecting rod two, the ejector rod part comprises a driving plate and an ejector rod shaft, the connecting rod one is connected with the adjusting block, and the connecting rod two is connected with the driving plate.

[0007] The utility model is further provided as follows: the channel on the driving plate comprises a guide channel for sliding of the driving plate and an ejector rod channel for sliding cooperation of the ejector rod shaft.

[0008] The utility model further sets up: the elastic adjusting spare is spring, one end of adjusting block is fixed in adjusting groove side edge through bolt, and other end is in spring mutual resistance.

[0009] Through adopting above-mentioned technical scheme, the height position of the ejector rod shaft is adjusted by the electric adjustment mode, has the advantage that the precision is high, and also can be adjusted through the elastic adjusting spare, is suitable for different thickness clothing part sewing, has the advantage that the scope of application is wide. BRIEF DESCRIPTION OF DRAWINGS

[0010] Figure 1 To the utility model structure decomposition Figure 1 ;

[0011] Figure 2 To the utility model structure decomposition Figure 2 ;

[0012] Figure 3 It is the whole structure schematic diagram of the utility model.

[0013] 1, motor;2, ejector rod assembly;20, connecting rod one;21, connecting rod two;22, drive plate;23, ejector rod shaft;24, shell;25, guide channel;26, ejector rod channel;3, adjusting assembly;30, swing arm;31, adjusting block;32, adjusting groove;33, elastic adjusting spare. DETAILED DESCRIPTION

[0014] Refer to Figures 1 to 3 Further illustrate the utility model embodiment.

[0015] A single line dark seam knot machine ejector rod adjusting mechanism, including motor 1 and ejector rod assembly 2, be equipped with adjusting assembly 3 between the output shaft of motor 1 and ejector rod assembly 2, adjusting assembly 3 include the swing arm 30 of being equipped with on output shaft and the adjusting block 31 of being equipped with on output shaft sliding fit, be equipped with adjusting groove 32 on swing arm 30, the one end of adjusting block 31 is inserted in adjusting groove 32, and be equipped with elastic adjusting spare 33 between the lateral wall of adjusting groove 32, and its other end extends to the inside of ejector rod assembly 2, the ejector rod assembly 2 includes connecting rod part, ejector rod part and shell 24, the one end of connecting rod part is connected with adjusting block 31, and the other end is connected with ejector rod part, be equipped with the channel for the sliding fit of ejector rod part in shell 24.The elastic adjusting spare 33 is spring, one end of adjusting block 31 is fixed in adjusting groove 32 side edge through bolt, and other end is in spring mutual resistance.

[0016] The connecting rod part comprises a connecting rod one 20 and a connecting rod two 21, the top rod part comprises a driving plate 22 and a top rod shaft 23, wherein the connecting rod one 20 is connected with the adjusting block 31, and the connecting rod two 21 is connected with the driving plate 22.

[0017] Working principle: when the top rod shaft 23 needs to be adjusted, the motor 1 drives the output shaft to rotate, and the output shaft drives the swing arm 30 to swing for angle adjustment, the swing arm 30 drives the adjusting block 31 to swing when moving, and the adjusting block 31 drives the connecting rod part to move, the driving plate 22 moves up and down along the guide slide under the action of the connecting rod part, and the top rod shaft 23 moves up and down in the connecting rod channel under the action of the driving plate 22, thereby adjusting the position of the top rod shaft 23, so as to adapt to different thicknesses of clothes sewing.

[0018] The structure of the adjusting assembly 3 is added, when the driving force of the motor 1 moves the swing arm 30 to the corresponding position, the top rod shaft 23 needs to be adjusted in a small range, the bolt is adjusted with the adjusting block 31, the elastic adjusting part 33 is extruded or relaxed, and the position of the adjusting block 31 is adjusted, thereby further adjusting the position of the top rod shaft 23, and the adjusting precision is high.

[0019] The above is only the preferred embodiment of the present application, the protection scope of the present application is not limited to the above-mentioned embodiments, and any technical scheme belonging to the idea of the present application belongs to the protection scope of the present application. It should be pointed out that, for ordinary skilled in the art, some improvements and decorations without departing from the principle of the present application can also be considered as the protection scope of the present application.

Claims

1. A single thread lock stitch machine ejector rod adjustment mechanism comprising a motor and an ejector rod assembly, an adjustment assembly being provided between the output shaft of the motor and the ejector rod assembly, characterised in that: The adjusting assembly comprises a swing arm sleeved on the output shaft and an adjusting block slidingly fitted on the output shaft, the swing arm is provided with an adjusting slot, one end of the adjusting block is inserted into the adjusting slot, and an elastic adjusting member is arranged between the side walls of the adjusting slot, and the other end of the adjusting block extends into a top rod assembly, the top rod assembly comprises a connecting rod part, a top rod part and a shell, one end of the connecting rod part is connected with the adjusting block, the other end of the connecting rod part is connected with the top rod part, and the shell is provided with a channel for slidingly fitting the top rod part.

2. A single thread loose-seam tucker bar adjustment mechanism according to claim 1, wherein: The connecting rod part comprises a connecting rod one and a connecting rod two, and the top rod part comprises a driving plate and a top rod shaft, wherein the connecting rod one is connected with the adjusting block, and the connecting rod two is connected with the driving plate.

3. A single thread loose-seam tucker bar adjustment mechanism according to claim 2, wherein: The channel on the driving plate comprises a guide channel for slidingly fitting the driving plate and a top rod channel for slidingly fitting the top rod shaft.

4. A single thread loose-seam tucker bar adjustment mechanism according to claim 3, wherein: The elastic adjusting member is a spring, one end of the adjusting block is fixed on the side of the adjusting slot by a bolt, and the other end of the adjusting block abuts against the spring.

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