Line tightening mechanism of buttonholing machine

Abstract

The utility model discloses a buttonholing machine wire tightening mechanism which comprises a vertical pipe, a screw pipe is inserted in the vertical pipe, a transverse plate is sleeved on the surface of the screw pipe, a threaded pipe is in threaded connection with the surface of the screw pipe, round pipes are fixedly installed on two sides of the bottom of the transverse plate, damping springs are fixedly installed on the inner top walls of the round pipes, and buffer rods are fixedly installed at the bottoms of the damping springs. According to the thread tightening mechanism of the buttonholing machine, through the arrangement of the damping spring and the buffer rod, the limiting plate on the buffer rod can be buffered and reset in the using process, so that the limiting plate is matched with the baffle to sense the size, and the thread tightening mechanism is more convenient to use. And meanwhile, the height of the take-up wheel on the transverse plate is adjusted in cooperation with a buffer spring, so that self-adaptive wire tightening operation is achieved, the situation that a pull wire on the take-up wheel cannot be loosened or tightened in the using process is avoided, the using convenience of the mechanism is improved, and subsequent normal use is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of lock eye machine, concretely to a lock eye machine tight line mechanism. BACKGROUND

[0002] The lock eye machine is mainly used for processing button holes in various clothes, is divided into flat head lock eye machine (straight eye machine) and round head lock eye machine (phoenix eye car), is divided into two kinds of tail and not tail, and is a very important special equipment in the garment machinery, the flat head lock eye machine is suitable for shirts and casual pants, and the needle number is realized by a group of gear exchange devices of 54#-345#, and the round head lock eye machine is suitable for suit and cow pants button holes.

[0003] The existing patent discloses a tight line mechanism, comprising a rack and a line wheel, and a driving motor is further connected to the line wheel, and an adjusting device is further arranged on the rack, the adjusting device comprises a first sliding rod, a first sliding sleeve, a second sliding rod, a second sliding sleeve, a tension pulley frame, a tension pulley, an extension part, a reversing shaft, a bevel gear pair and a driving rod, the extension part comprises two sleeves with different diameters and a spring, a bearing seat is further arranged on the rack, and the bevel gear pair comprises two intermeshing bevel gears.

[0004] The above application has better winding quality and faster winding speed in actual application, but is inconvenient for self-adaptive tight line operation, thereby affecting the use convenience of the mechanism and reducing the use efficiency of the mechanism. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a lock eye machine tight line mechanism to solve the problems in the above background technology.

[0006] To achieve the above object, the utility model provides the following technical scheme: a lock eye machine tight line mechanism, comprising a vertical pipe, a screw pipe is inserted on the vertical pipe, a horizontal plate is sleeved on the surface of the screw pipe, a threaded pipe is threadedly connected on the surface of the screw pipe, a circular pipe is fixedly installed on the bottom of both sides of the horizontal plate, a damping spring is fixedly installed on the inner top wall of the circular pipe, a buffer rod is fixedly installed on the bottom of the damping spring, and a limiting plate is fixedly installed on the bottom of the buffer rod.

[0007] One side of the horizontal plate is provided with a rotating rod, one end of the rotating rod is rotatably connected with a take-up reel through a bearing, one side of the take-up reel is fixedly provided with a limiting rod, the top of the horizontal plate is provided with a inserting rod, the top of the inserting rod is fixedly provided with a pulling plate, the bottom of the inserting rod is inserted with the surface of the rotating rod, and the surface of the inserting rod is provided with a pulling spring.

[0008] Preferably, the inner bottom wall of the vertical pipe is fixedly provided with a buffer spring, the top of the buffer spring is fixedly connected with the bottom of the screw pipe, and the surface of the screw pipe is slidably connected with the inner wall of the vertical pipe.

[0009] Preferably, one side of the horizontal plate is provided with a clamping groove, the horizontal plate is provided with four positioning holes which are in communication with the clamping groove, and the four positioning holes are symmetrically distributed in the inside of the clamping groove.

[0010] Preferably, the top of the two limiting plates is fixedly connected through a handle, and the surface of the handle is provided with anti-skid lines.

[0011] Preferably, the bottom of the vertical pipe is fixedly provided with a mounting plate, the two sides of the upper surface of the mounting plate are provided with mounting holes, the mounting holes are long circular holes, one side of the upper surface of the mounting plate is fixedly provided with a baffle, and the upper surface of the baffle is provided with rounded corners at four corners.

[0012] Preferably, the bottom of the circular pipe is provided with a rod groove for the buffer rod to pass through, and the inner wall of the rod groove is slidably connected with the surface of the buffer rod.

[0013] Preferably, the top of the pulling spring is fixedly connected with the bottom of the pulling plate, the bottom of the pulling spring is fixedly connected with the top of the horizontal plate, the horizontal plate is provided with an inserting hole for the inserting rod to pass through, and the inner wall of the inserting hole is slidably connected with the surface of the inserting rod.

[0014] The lock eye machine tight line mechanism is provided with the damping spring and the buffer rod, the limiting plate on the buffer rod can be buffered and reset during use, the size is sensed in cooperation with the baffle, the height of the take-up reel on the horizontal plate is adjusted in cooperation with the buffer spring, the self-adaptive tight line operation is realized, the pulling line on the take-up reel cannot be loosened or tightened during use, the use convenience of the mechanism is improved, and the normal use is facilitated subsequently.

[0015] The lock eye machine tight line mechanism is provided with the inserting rod and the pulling plate, the inserting rod on the pulling plate can be reset in cooperation with the pulling spring during use, the take-up reel cannot be quickly disassembled and assembled during use, the use convenience of the mechanism is improved, and the operation of the staff is facilitated. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a three-dimensional structure schematic view of the utility model;

[0017] Figure 2It is the first perspective three-dimensional structure schematic view of the utility model;

[0018] Figure 3 It is the second perspective three-dimensional structure schematic view of the utility model;

[0019] Figure 4 It is the utility model Figure 1 The structure amplification schematic view of A in the middle.

[0020] In the drawing: 1, vertical pipe; 2, screw pipe; 3, horizontal plate; 4, threaded pipe; 5, round pipe; 6, damping spring; 7, buffer rod; 8, limiting plate; 9, rotating rod; 10, take-up wheel; 11, plug rod; 12, pull plate; 13, pull spring; 14, buffer spring; 15, handle; 16, mounting plate; 17, baffle; 18, limiting stick. Specific implementation

[0021] The technical scheme in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0022] Please refer to Figures 1-4 The utility model provides a kind of technical scheme: a lock eye machine tight line mechanism, including vertical pipe 1, screw pipe 2 is inserted in vertical pipe 1, the inner bottom wall of vertical pipe 1 is fixedly installed with buffer spring 14, the top of buffer spring 14 is fixedly connected with the bottom of screw pipe 2, and the surface of screw pipe 2 is slidably connected with the inner wall of vertical pipe 1, the setting of buffer spring 14, it is convenient to buffer the effect of screw pipe 2 on vertical pipe 1, to this end, it is convenient to buffer the height of horizontal plate 3, the bottom of vertical pipe 1 is fixedly installed with mounting plate 16, installation hole is formed in the two sides of the upper surface of mounting plate 16, installation hole is long round hole, mounting plate 16 upper surface one side is fixedly installed with baffle 17, the upper surface of baffle 17 is provided with rounded corners in four corners, the setting of mounting plate 16, it is convenient to install and position, so it is convenient to install and position component, so also improve the use convenient degree of the mechanism.

[0023] The surface of the screw pipe 2 is sleeved with a cross plate 3, one side of the cross plate 3 is provided with a clamping groove, the cross plate 3 is provided with a positioning hole communicated with the clamping groove, the number of the positioning hole is four, and the four positioning holes are symmetrically distributed in the inside of the clamping groove. The clamping groove and the positioning hole are convenient for subsequent positioning of the components, which is convenient for use and installation of the staff. The surface of the screw pipe 2 is threadedly connected with a threaded pipe 4. The bottom of the cross plate 3 is fixedly provided with a circular pipe 5. The inner top wall of the circular pipe 5 is fixedly provided with a damping spring 6. The bottom of the damping spring 6 is fixedly provided with a buffer rod 7. The bottom of the buffer rod 7 is fixedly provided with a limiting plate 8. The top of the two limiting plates 8 is fixedly connected through a handle 15. The surface of the handle 15 is provided with anti-skid lines. The bottom of the circular pipe 5 is provided with a rod groove for the buffer rod 7 to pass through, and the inner wall of the rod groove is slidably connected with the surface of the buffer rod 7. The limiting plate 8 and the handle 15 are operated, which achieves the effect of conveniently guiding the cloth. At the same time, the setting of the handle 15 achieves the effect of conveniently pulling it.

[0024] One side of the cross plate 3 is provided with a rotating rod 9. One end of the rotating rod 9 is rotatably connected with a take-up wheel 10 through a bearing. One side of the take-up wheel 10 is fixedly provided with a limiting rod 18. The top of the cross plate 3 is provided with a plug rod 11. The top of the plug rod 11 is fixedly provided with a pull plate 12. The bottom of the plug rod 11 is inserted with the surface of the rotating rod 9. The surface of the plug rod 11 is provided with a pull spring 13. The top of the pull spring 13 is fixedly connected with the bottom of the pull plate 12. The bottom of the pull spring 13 is fixedly connected with the top of the cross plate 3. The cross plate 3 is provided with a plug hole for the plug rod 11 to pass through. The inner wall of the plug hole is slidably connected with the surface of the plug rod 11. The plug rod 11 and the pull plate 12 are set. In the process of use, the plug rod 11 on the pull plate 12 is reset in cooperation with the pull spring 13. In this way, the take-up wheel 10 cannot be quickly disassembled in the process of use, which improves the use convenience of the mechanism and facilitates the operation of the staff.

[0025] The damping spring 6 and the buffer rod 7 are set. In the process of use, the limiting plate 8 on the buffer rod 7 can be buffered and reset, so as to cooperate with the baffle 17 to sense the size, and cooperate with the buffer spring 14 to adjust the height of the take-up wheel 10 on the cross plate 3, so as to realize self-adaptive tight line operation, avoid that the pull line on the take-up wheel 10 cannot be loosened or tightened in the process of use, improve the use convenience of the mechanism, and facilitate the subsequent normal use.

[0026] The mechanism operates as follows: in use, the damping spring 6 can perform a buffering reset operation on the limiting plate 8 on the buffer rod 7, thereby cooperating with the baffle 17 to sense the size, and cooperating with the buffer spring 14 to adjust the height of the take-up wheel 10 on the cross plate 3, thereby realizing self-adaptive tensioning operation, avoiding that the pull line on the take-up wheel 10 cannot be loosened or tensioned in use, and improving the use convenience of the mechanism, facilitating subsequent normal use, and when the take-up wheel 10 needs to be disassembled, cooperating with the tension spring 13, the plug rod 11 on the pull plate 12 can be reset, thereby avoiding that the take-up wheel 10 cannot be quickly disassembled in use, thereby also improving the use convenience of the mechanism, facilitating the operation of the staff.

[0027] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A lock eye machine tensioning mechanism comprising a vertical tube (1), characterised in that: The vertical pipe (1) is inserted with a spiral pipe (2), the surface of the spiral pipe (2) is sleeved with a horizontal plate (3), the surface of the spiral pipe (2) is threadedly connected with a threaded pipe (4), the bottom of the horizontal plate (3) is fixedly provided with a circular pipe (5) on both sides, the inner top wall of the circular pipe (5) is fixedly provided with a damping spring (6), the bottom of the damping spring (6) is fixedly provided with a buffer rod (7), the bottom of the buffer rod (7) is fixedly provided with a limiting plate (8). The side of the horizontal plate (3) is inserted with a rotating rod (9), one end of the rotating rod (9) is rotatably connected with a take-up reel (10) through a bearing, the side of the take-up reel (10) is fixedly provided with a limiting stick (18), the top of the horizontal plate (3) is inserted with a plug rod (11), the top of the plug rod (11) is fixedly provided with a pull plate (12), the bottom of the plug rod (11) is inserted with the surface of the rotating rod (9), and the surface of the plug rod (11) is surrounded by a pull spring (13).

2. A thread tensioning mechanism for a keyhole machine as claimed in claim 1, characterized in that: The inner bottom wall of the vertical pipe (1) is fixedly provided with a buffer spring (14), the top of the buffer spring (14) is fixedly connected with the bottom of the spiral pipe (2), and the surface of the spiral pipe (2) is slidably connected with the inner wall of the vertical pipe (1).

3. A thread tensioning mechanism for a keyhole machine as defined in claim 1, wherein: The side of the horizontal plate (3) is provided with a clamping groove, the horizontal plate (3) is provided with four positioning holes in communication with the clamping groove, and the four positioning holes are symmetrically distributed in the clamping groove.

4. A thread tensioning mechanism for a keyhole machine as defined in claim 1, wherein: The top of the two limiting plates (8) is fixedly connected through a handle (15), and the surface of the handle (15) is provided with anti-skid lines.

5. A thread tensioning mechanism for a keyhole machine as defined in claim 1, wherein: The bottom of the vertical pipe (1) is fixedly provided with a mounting plate (16), the two sides of the upper surface of the mounting plate (16) are provided with mounting holes, the mounting holes are long circular holes, one side of the upper surface of the mounting plate (16) is fixedly provided with a baffle (17), and the upper surfaces of the four corners of the baffle (17) are provided with rounded corners.

6. A thread tensioning mechanism for a keyhole machine as defined in claim 1, wherein: The bottom of the circular pipe (5) is provided with a rod groove for the buffer rod (7) to pass through, and the inner wall of the rod groove is slidably connected with the surface of the buffer rod (7).

7. A thread tensioning mechanism for a keyhole machine as defined in claim 1, wherein: The top of the pull spring (13) is fixedly connected with the bottom of the pull plate (12), the bottom of the pull spring (13) is fixedly connected with the top of the horizontal plate (3), and the horizontal plate (3) is provided with a plug hole for the plug rod (11) to pass through, and the inner wall of the plug hole is slidably connected with the surface of the plug rod (11).

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