Thread supply mechanism of printing book sewing machine

Abstract

The utility model discloses a printing book sewing machine line supply mechanism which comprises a base, a supporting frame is arranged on the upper portion of the base, a sliding rod is arranged on the inner side of the supporting frame, a plurality of sets of sliding blocks are arranged on the surface of the sliding rod, and the sliding blocks are connected with the sliding rod in a sliding mode. A connecting plate is arranged on the lower portion of the sliding block, a supporting plate is arranged on the side face of the connecting plate, and a connecting rod is arranged between the supporting plate and the sliding block. The pressing plate is arranged on the upper surface of the wire shaft and is in sliding connection with the wire shaft, the locking nut is arranged on the surface of the pressing plate and is in threaded connection with the wire shaft, after the wire wheel is placed on the surface of the wire shaft, the pressing plate is installed on the surface of the wire wheel, and the wire wheel is fixed by rotating the locking nut. The wire wheel is prevented from being separated in the wire supply process, meanwhile, the locking wire in the wire wheel is wound on the surface of the guide wheel, friction force is greatly reduced in the wire supply process, and therefore the locking wire is prevented from being damaged.

Description

TECHNICAL FIELD

[0001] The utility model relates to a thread supply mechanism technical field for printing thread sewing machine more specifically a thread supply mechanism for printing thread sewing machine. BACKGROUND

[0002] The thread sewing machine is composed of page sticking, buffer positioning, transmission, thread sewing, book counting and electrical control systems. Thread sewing binding refers to a binding method of using needles and threads to pin book pages together, which is mostly used for binding books that are solid, durable and long-lasting, and is an important machine for binding thick paperback books and hardcover books after printing. An important component of the thread sewing mechanism is the thread supply mechanism, which supplies the thread sewing machine with sewing thread for book binding. The thread supply mechanism includes multiple thread spools vertically arranged on the bottom plate and thread wheels sleeved on the thread spools and cooperating with the thread spools. The bottom plate has thread holes for the sewing thread on the thread spools to pass through.

[0003] Most of the thread sewing of the existing thread supply mechanism is transmitted through the thread holes, which has a certain friction force, and lacks a certain tension adjusting mechanism during the thread supply process. Therefore, a new technical solution is needed to solve this problem. SUMMARY

[0004] The utility model discloses a thread supply mechanism for a printing thread sewing machine, which solves the problem of most thread sewing of the existing thread supply mechanism being transmitted through thread holes, having a certain friction force, and lacking a certain tension adjusting mechanism during the thread supply process.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a thread supply mechanism for a printing thread sewing machine, comprising: a base, the upper part of the base is provided with a support frame, and the inner side of the support frame is provided with a sliding rod, the surface of the sliding rod is provided with a plurality of groups of sliding blocks, and the sliding blocks and the sliding rod are slidably connected, the lower part of the sliding block is provided with a connecting plate, and the side surface of the connecting plate is provided with a support plate, a connecting rod is arranged between the support plate and the sliding block, and the surface of the connecting rod is provided with a movable block, the side surface of the movable block is provided with a guide wheel, and the guide wheel and the movable block are rotatably connected, a plurality of groups of rotating discs are arranged in the base, and the lower part of the rotating disc is provided with a driving shaft, the rotating disc and the base are rotatably connected through the driving shaft, the upper part of the rotating disc is provided with a thread spool, and the surface of the thread spool is provided with a thread wheel, the upper surface of the thread spool is provided with a pressing plate, and the pressing plate and the thread spool are slidably connected, the surface of the pressing plate is provided with a locking nut, and the locking nut and the thread spool are threadedly connected.

[0006] As a preferred embodiment of the utility model, the two sides of the base are provided with fixed plates, and the inner part of the fixed plate is provided with a fixed hole.

[0007] As a preferred embodiment of the utility model, a limiting rod is arranged between the support frames, and the limiting rod is fixedly connected between the sliding blocks and the support frames.

[0008] As a preferred embodiment of the utility model, the surface of the connecting rod is provided with two groups of spring columns, and the spring columns are respectively located on the upper and lower sides of the movable block.

[0009] As a preferred embodiment of the utility model, the side surface of the sliding block is provided with a locking piece, and the locking piece penetrates and contacts the sliding block and the sliding rod.

[0010] As a preferred embodiment of the utility model, the bottom of the rotating disc is provided with a ball, and the ball is rotationally connected with the rotating disc.

[0011] Compared with the prior art, the utility model has the beneficial effects as follows:

[0012] The utility model discloses a support frame is provided with the sliding rod in the inside on the upper portion of the base, the surface of sliding rod is provided with a plurality of groups of sliding blocks, and the sliding connection is between a plurality of groups of sliding blocks and sliding rod, the lower portion of sliding block is provided with the connecting plate, and the side surface of connecting plate is provided with the support plate, the connecting rod is provided between support plate and sliding block, and the surface of connecting rod is provided with movable block, the side surface of movable block is provided with guide wheel, and the rotationally connected between guide wheel and movable block, the inside of base is provided with a plurality of groups of rotating discs, and the lower portion of rotating disc is provided with driving shaft, and the rotationally connected between rotating disc and base through driving shaft, the upper portion of rotating disc is provided with the thread spool, and the surface of thread spool is provided with line wheel, the upper surface of thread spool is provided with the pressing plate, and the sliding connection between pressing plate and thread spool, the surface of pressing plate is provided with locking nut, and the threaded connection between locking nut and thread spool, after placing line wheel on the surface of thread spool, install the pressing plate on the surface of line wheel, fix line wheel through the rotation of locking nut, avoid that line wheel separates in the process of supplying line, and at the same time, the locking line in line wheel is wound on the surface of guide wheel, greatly reduce the friction in the process of supplying line, thereby avoiding damaging the locking line. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is whole structure schematic diagram of the utility model;

[0014] Figure 2 It is front view structure schematic diagram of the utility model;

[0015] Figure 3 It is rotating disc section structure schematic diagram of the utility model.

[0016] In the drawing: 1, base;2, fixed plate;3, support frame;4, sliding rod;5, limiting rod;6, sliding block;7, locking piece;8, connecting plate;9, support plate;10, movable block;11, connecting rod;12, guide wheel;13, rotating disc;14, line wheel;15, thread spool;16, pressing plate;17, locking nut;18, spring column;19, driving shaft;20, ball. DETAILED DESCRIPTION

[0017] The technical solutions 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, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0018] Please refer to Figures 1-3The utility model provides a technical scheme: a printing lock wire machine thread supply mechanism, include: base 1, the upper portion of base 1 is provided with support frame 3 and the inside of support frame 3 is provided with sliding rod 4, the surface of sliding rod 4 is provided with several groups of sliding block 6 and several groups of sliding block 6 are slidably connected between sliding rod 4, the lower portion of sliding block 6 is provided with connecting plate 8 and the side of connecting plate 8 is provided with support plate 9, connecting rod 11 is arranged between support plate 9 and sliding block 6 and movable block 10 is arranged on the surface of connecting rod 11, the side of movable block 10 is provided with guide wheel 12 and guide wheel 12 is rotatably connected with movable block 10, the inside of base 1 is provided with several groups of turntable 13 and the lower portion of turntable 13 is provided with driving shaft 19, turntable 13 is rotatably connected between driving shaft 19 and base 1, the upper portion of turntable 13 is provided with spool 15 and the surface of spool 15 is provided with wire wheel 14, the upper surface of spool 15 is provided with pressing plate 16 and pressing plate 16 is slidably connected with spool 15, locking nut 17 is arranged on the surface of pressing plate 16 and locking nut 17 is threadedly connected with spool 15, the upper portion of base 1 is provided with support frame 3 and the inside of support frame 3 is provided with sliding rod 4, the surface of sliding rod 4 is provided with several groups of sliding block 6 and several groups of sliding block 6 are slidably connected between sliding rod 4, the lower portion of sliding block 6 is provided with connecting plate 8 and the side of connecting plate 8 is provided with support plate 9, connecting rod 11 is arranged between support plate 9 and sliding block 6 and movable block 10 is arranged on the surface of connecting rod 11, the side of movable block 10 is provided with guide wheel 12 and guide wheel 12 is rotatably connected with movable block 10, the inside of base 1 is provided with several groups of turntable 13 and the lower portion of turntable 13 is provided with driving shaft 19, turntable 13 is rotatably connected between driving shaft 19 and base 1, the upper portion of turntable 13 is provided with spool 15 and the surface of spool 15 is provided with wire wheel 14, the upper surface of spool 15 is provided with pressing plate 16 and pressing plate 16 is slidably connected with spool 15, locking nut 17 is arranged on the surface of pressing plate 16 and locking nut 17 is threadedly connected with spool 15, after placing wire wheel 14 on the surface of spool 15, install pressing plate 16 on the surface of wire wheel 14, fix wire wheel 14 by rotating locking nut 17, avoid wire wheel 14 from separating in the process of supplying thread, and the lock wire in wire wheel 14 is wound on the surface of guide wheel 12, greatly reduce friction in the process of supplying thread, thereby avoiding damaging the lock wire.

[0019] Further improved, as shown in Figure 1 The two sides of base 1 are provided with fixed plate 2 and the inside of fixed plate 2 is provided with fixed hole, through fixed plate 2 and the fixed hole in its inside, the thread supply mechanism can be more conveniently fixed on the workbench or machine, preventing displacement or shaking during use.

[0020] Further improved, as shown in Figure 1As shown: the support frame 3 between the setting of the limiting rod 5 and limiting rod 5 through the sliding block 6 and support frame 3 between fixed connection, limiting rod 5 of the setting restricts the rotation of the sliding block 6 on the sliding rod 4.

[0021] Further improved, such as Figure 2 As shown: the surface of the connecting rod 11 is provided with two groups of spring columns 18 and the spring columns 18 are located on the upper and lower sides of the movable block 10 respectively, the setting of the spring column 18 provides certain buffering and elastic support, so that the movable block 10 and the guide wheel 12 can have certain deformation and recovery ability when subjected to external force.

[0022] Further improved, such as Figure 1 As shown: the side of the sliding block 6 is provided with a locking piece 7, and the locking piece 7 penetrates the sliding block 6 and the sliding rod 4 and is in contact with each other, the setting of the locking piece 7 allows the user to lock the position of the sliding block 6 on the sliding rod 4 according to the need.

[0023] Further improved, such as Figure 3 As shown: the bottom of the rotating disc 13 is provided with a ball 20, and the ball 20 is rotatably connected with the rotating disc 13, the setting of the ball 20 reduces the frictional resistance between the rotating disc 13 and the base 1, so that the rotating disc 13 can rotate more smoothly.

[0024] Working principle: the utility model discloses a support frame 3 is arranged on the upper portion of base 1 and the inner side of support frame 3 is provided with sliding rod 4, the surface of sliding rod 4 is provided with a plurality of groups of sliding blocks 6, and the sliding block 6 is slidably connected with the sliding rod 4, the lower portion of sliding block 6 is provided with connecting plate 8, and the side of connecting plate 8 is provided with support plate 9, connecting rod 11 is arranged between support plate 9 and sliding block 6, and movable block 10 is arranged on the surface of connecting rod 11, guide wheel 12 is arranged on the side of movable block 10, and the guide wheel 12 is rotatably connected with the movable block 10, a plurality of groups of rotating discs 13 are arranged in the base 1, and the lower portion of rotating disc 13 is provided with driving shaft 19, and the rotating disc 13 is rotatably connected with the base 1 through driving shaft 19, the upper portion of rotating disc 13 is provided with spool 15, and the surface of spool 15 is provided with wire wheel 14, the upper surface of spool 15 is provided with pressing plate 16, and the pressing plate 16 is slidably connected with the spool 15, the surface of pressing plate 16 is provided with locking nut 17, and the locking nut 17 is threadedly connected with the spool 15, after placing wire wheel 14 on the surface of spool 15, install pressing plate 16 on the surface of wire wheel 14, fix wire wheel 14 by rotating locking nut 17, avoid wire wheel 14 from separating in the process of supplying wire, and the locking wire in wire wheel 14 is wound on the surface of guide wheel 12, the friction is greatly reduced in the process of supplying wire, so as to avoid damaging the locking wire.

[0025] The above shows and describes the basic principles and main features of the present application and the advantages of the present application, and it is obvious for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, and the present application can be implemented in other specific forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be regarded as exemplary and non-limiting, and the scope of the present application is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present application. Any reference signs in the claims should not be regarded as limiting the claims involved.

[0026] Finally, it should be noted that: first, in the description of the present application, it should be noted that unless otherwise specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, which can be mechanical connection or electrical connection, or the communication between two elements, or direct connection, "up", "down", "left", "right" and the like are only used to indicate relative positional relationship, when the absolute position of the described object changes, the relative positional relationship may change.

[0027] Finally, it should be noted that: the above only describes the preferred embodiments of the present application, and is not intended to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part of the technical features. Any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A yarn supply mechanism for a printing threader, characterized by: The utility model relates to a kind of automatic cable winding device, including: Base (1), the upper portion of the base (1) is provided with support frame (3) and the inner side of support frame (3) is provided with sliding rod (4), the surface of the sliding rod (4) is provided with several groups of sliding blocks (6) and several groups of sliding blocks (6) are slidably connected between sliding rod (4), the lower portion of the sliding block (6) is provided with connecting plate (8) and the side of connecting plate (8) is provided with support plate (9), support plate (9) is provided with connecting rod (11) between sliding block (6) and the surface of connecting rod (11) is provided with movable block (10), the side of movable block (10) is provided with guide wheel (12) and guide wheel (12) is rotatably connected between movable block (10), the inside of the base (1) is provided with several groups of rotating disc (13) and the lower portion of rotating disc (13) is provided with driving shaft (19), rotating disc (13) is rotatably connected between driving shaft (19) and base (1), the upper portion of rotating disc (13) is provided with spool (15) and the surface of spool (15) is provided with wire wheel (14), the upper surface of spool (15) is provided with pressing plate (16) and pressing plate (16) is slidably connected between spool (15), the surface of the pressing plate (16) is provided with locking nut (17) and locking nut (17) is threadedly connected between spool (15).

2. A thread supply mechanism for a printing threader according to claim 1, characterized in that: The both sides of the base (1) are provided with fixed plate (2) and the inside of fixed plate (2) is provided with fixed hole.

3. A thread supply mechanism for a printing threader as defined in claim 1, wherein: The support frame (3) is provided with limiting rod (5) and limiting rod (5) is fixedly connected between sliding block (6) and support frame (3).

4. The thread supply mechanism of a printing threader according to claim 1, wherein: The surface of the connecting rod (11) is provided with two groups of spring columns (18) and spring columns (18) are respectively located on the upper and lower sides of movable block (10).

5. A thread supply mechanism for a printing threader as defined in claim 1, wherein: The side of the sliding block (6) is provided with locking piece (7) and locking piece (7) penetrates and contacts each other between sliding block (6) and sliding rod (4).

6. A thread supply mechanism for a printing threader as defined in claim 1, wherein: The bottom of the rotating disc (13) is provided with ball (20) and ball (20) is rotatably connected between rotating disc (13).

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