Cluster rotating structure and embroidery machine

Abstract

The utility model discloses a coil rotating structure and embroidery machine relates to embroidery machine field, including mounting plate, the top of mounting plate is provided with the coil, the top of mounting plate is fixedly connected with the mounting shaft, the outer wall of mounting shaft with the coil sliding sleeve joint, the mounting shaft is provided with the anti-loosing subassembly that acts on the coil, and the anti-loosing subassembly is connected with the mounting plate. The outer wall of the extrusion plate is slidably connected with the mounting shaft, one side of the extrusion plate is attached to the inner wall of the wire coil, the connecting column is vertically and slidably arranged in the mounting shaft, and the connecting rod assembly is arranged between the connecting column and the extrusion plate. According to the anti-loosening device, the mounting plate, the wire coil, the mounting shaft and the anti-loosening assembly are used in a matched mode, when the wire coil is connected to the outer portion of the mounting shaft in a sleeving mode, the limiting spring can apply opposite acting force to the two extrusion plates through the connecting column and the connecting rod assembly, the side edges of the extrusion plates are attached to the inner wall of the wire coil, and therefore braking friction force is applied to the wire coil; and the situation that the external silk threads are loosened is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to embroidery machine field, especially a kind of thread ball rotation structure and embroidery machine. BACKGROUND

[0002] The working principle of embroidery machine is mainly realized by mechanical movement and computer control, and computer embroidery machine is mainly composed of control system, transmission system and embroidery system, the control system includes computer control, software and input device, transmission system is responsible for power transmission and realizes movement track, and embroidery system is responsible for the action of embroidery head.

[0003] Thread ball on embroidery machine is usually sleeved on the outer part of shaft rod on mounting plate, thread ball rotates and feeds silk thread with embroidery machine working, but when different color silk thread is needed during embroidery machine working, different color thread ball is in rotating or stopping rotating state, when corresponding color thread ball stops silk thread release, thread ball will continue to rotate silk thread release due to rotational inertia force, so that silk thread outside thread ball is released, even silk thread entanglement knotting occurs, so there is certain defect. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of thread ball rotation structure and embroidery machine to solve the problems raised in the above background.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of thread ball rotation structure, including mounting plate, the top of the mounting plate is provided with thread roll;

[0006] The top of the mounting plate is fixedly connected with mounting shaft, the outer wall of the mounting shaft is slidably connected with the thread roll, the mounting shaft is provided with the anti-loosening assembly acting on the thread roll, and the anti-loosening assembly comprises:

[0007] Extrusion plate, the outer wall of the extrusion plate is slidably connected with the mounting shaft, and the side of the extrusion plate is attached to the inner wall of the thread roll;

[0008] Connecting column, the connecting column is vertically slidably arranged in the inside of mounting shaft;

[0009] Connecting rod assembly, the connecting rod assembly is arranged between the connecting column and the extrusion plate.

[0010] Preferably, the anti-loosening assembly further comprises:

[0011] Mounting hole, the mounting hole is formed in one side of the mounting shaft, and the outer wall of the extrusion plate is slidably connected with the mounting hole;

[0012] Connecting hole, the connecting hole is formed in the top of the mounting shaft, and the outer wall of the connecting column is slidably connected with the inner cavity of the connecting hole.

[0013] Preferably, the inner cavity of the connecting hole is sleeved with a limiting spring, the top of the inner wall of the connecting hole is provided with internal threads, the connecting hole is connected with an adjusting bolt through the internal threads, and the limiting spring is located between the adjusting bolt and the connecting column.

[0014] Preferably, the inner wall of the mounting hole is provided with a sliding groove, and the side of the extrusion plate is symmetrically and fixedly connected with a sliding block, and the outer wall of the sliding block is slidably connected with the inner cavity of the sliding groove.

[0015] Preferably, the connecting rod assembly comprises:

[0016] a connecting rod, which is arranged in an inclined state between the connecting column and the extrusion plate, and the connecting rods between adjacent extrusion plates are arranged in a staggered mode;

[0017] a first pin shaft, which is rotatably connected to one end of the connecting rod that faces the extrusion plate;

[0018] a second pin shaft, which is rotatably connected to one end of the connecting rod that faces the connecting column.

[0019] Preferably, the side of the extrusion plate that faces away from the thread roll is fixedly connected with a first connecting block, the first pin shaft is mounted on the first connecting block, the bottom of the connecting column is fixedly connected with a second connecting block, and the second pin shaft is mounted on the second connecting block.

[0020] Another purpose of the utility model is to provide a embroidery machine, the embroidery machine includes the thread ball rotation structure above.

[0021] The technical effects and advantages of the utility model are as follows:

[0022] The utility model discloses a cooperation mode of mounting plate, thread roll, mounting shaft and anti-loosening assembly, the anti-loosening assembly includes extrusion plate, connecting column, connecting rod assembly and limiting spring, when the thread roll is sleeved on the outside of mounting shaft, limiting spring can give two extrusion plates a back action force through connecting column and connecting rod assembly, and the side of extrusion plate is attached to the inner wall of thread roll, thereby giving thread roll a braking friction, and the situation that the external silk thread of thread roll is loosened is avoided. DETAILED DESCRIPTION

[0023] Figure 1 It is the whole structure schematic diagram of the utility model.

[0024] Figure 2 It is the mounting shaft front inside structure schematic diagram of the utility model.

[0025] Figure 3 It is the mounting shaft front inside structure schematic diagram of the utility model. Figure 2 Enlarged structure schematic diagram of A place in the utility model.

[0026] Figure 4 The utility model discloses installation shaft underside internal structure schematic view.

[0027] In the drawing: 1, mounting plate, 2, wire roll, 3, mounting shaft, 4, anti-loosening assembly, 41, extrusion plate, 42, connecting column, 43, connecting rod assembly, 431, connecting rod, 432, first connecting block, 433, first pin shaft, 434, second connecting block, 435, second pin shaft, 44, limit spring, 45, mounting hole, 46, adjusting bolt, 47, sliding block, 48, sliding slot. DETAILED DESCRIPTION

[0028] The utility model discloses installation shaft underside internal structure schematic view.

[0029] The utility model provides a kind of wire group rotating structure as Figures 1-4 As shown in the drawing: 1, mounting plate, 2, wire roll, 3, mounting shaft, 4, anti-loosening assembly, 41, extrusion plate, 42, connecting column, 43, connecting rod assembly, 431, connecting rod, 432, first connecting block, 433, first pin shaft, 434, second connecting block, 435, second pin shaft, 44, limit spring, 45, mounting hole, 46, adjusting bolt, 47, sliding block, 48, sliding slot, the top of mounting plate 1 is provided with wire roll 2, the top of mounting plate 1 is fixedly connected with mounting shaft 3, the outer wall of mounting shaft 3 is slidably connected with wire roll 2, mounting plate 1 is installed on the embroidery machine head support of embroidery machine, so that can be root lock embroidery machine head synchronous movement, mounting shaft 3 is provided with the anti-loosening assembly 4 that acts on wire roll 2, anti-loosening assembly 4 includes extrusion plate 41, connecting column 42 and connecting rod assembly 43, the outer wall of extrusion plate 41 is slidably connected with mounting shaft 3, one side of extrusion plate 41 is attached with the inner wall of wire roll 2, extrusion plate 41 can give wire roll 2's inner wall an extrusion friction, so as to reduce wire roll 2 because of the inertia of rotation, lead to wire roll 2 external silk thread appears the situation of loosening, and the outer wall of extrusion plate 41 is smooth cambered surface, avoid the outer wall of extrusion plate 41 and the outer wall of wire roll 2 friction too big, so as to lead to silk thread breakage when pulling wire roll 2 external silk thread, connecting column 42 is vertically slidably arranged in the inside of mounting shaft 3, connecting rod assembly 43 is arranged between connecting column 42 and extrusion plate 41, so that when connecting column 42 moves up and down, can drive two extrusion plates 41 relative or opposite movement through connecting rod assembly 43.

[0030] Especially, the anti-loosening assembly 4 further comprises a mounting hole 45 and a connecting hole, the mounting hole 45 is arranged on one side of the mounting shaft 3, the outer wall of the extrusion plate 41 is slidably sleeved with the mounting hole 45, and the top of one side of the extrusion plate 41 is provided with a circular arc chamfer, so that when the wire coil 2 is sleeved on the outside of the mounting shaft 3, the inner wall of the wire coil 2 can slide from the circular arc chamfer part of the top of the extrusion plate 41 to the outside of the two extrusion plates 41, the connecting hole is arranged on the top of the mounting shaft 3, the outer wall of the connecting column 42 is slidably sleeved with the inner cavity of the connecting hole, the inner cavity of the connecting hole is slidably sleeved with the limiting spring 44, the top of the inner wall of the connecting hole is provided with an internal thread, the connecting hole is connected with the adjusting bolt 46 through the internal thread, the limiting spring 44 is located between the adjusting bolt 46 and the connecting column 42, the limiting spring 44 can provide the connecting column 42 with a downward elastic force, so that the connecting column 42 provides the two extrusion plates 41 with a force in opposite directions through the connecting rod assembly 43, so that the outer wall of the extrusion plate 41 is extruded and attached to the inner wall of the wire coil 2, and rotating the adjusting bolt 46 changes the position of the bottom of the adjusting bolt 46 extruding the top of the limiting spring 44, so as to change the initial compression amount of the limiting spring 44, so as to change the extrusion force between the extrusion plate 41 and the wire coil 2, so as to change the friction between the extrusion plate 41 and the wire coil 2.

[0031] Further, the inner wall of the mounting hole 45 is provided with a sliding groove 48, and the side of the extrusion plate 41 is symmetrically and fixedly connected with a sliding block 47, the outer wall of the sliding block 47 is slidably connected with the inner cavity of the sliding groove 48, and the sliding block 47 can ensure the stability of the sliding of the extrusion plate 41 in the mounting hole 45.

[0032] Further, the connecting rod assembly 43 comprises a connecting rod 431, a first pin shaft 433 and a second pin shaft 435, the connecting rod 431 is arranged in an inclined state between the connecting column 42 and the extrusion plate 41, the connecting rods 431 between adjacent extrusion plates 41 are arranged in a staggered manner, the first pin shaft 433 is rotatably connected to one end of the connecting rod 431 facing the extrusion plate 41, and the second pin shaft 435 is rotatably connected to one end of the connecting rod 431 facing the connecting column 42, one side of the extrusion plate 41 away from the wire coil 2 is fixedly connected with a first connecting block 432, the first pin shaft 433 is installed on the first connecting block 432, and the bottom of the connecting column 42 is fixedly connected with a second connecting block 434, the second pin shaft 435 is installed on the second connecting block 434, so that when the connecting column 42 descends, the two connecting rods 431 tend to move in a parallel state, so as to increase the distance between the two extrusion plates 41, and vice versa, when the connecting column 42 rises, the two connecting rods 431 tend to move in a vertical state, so as to reduce the distance between the two extrusion plates 41.

[0033] The embodiment provides a embroidery machine, the embroidery machine comprises the above-mentioned thread ball rotating structure.

[0034] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application has been described in detail, for the skilled in the art, it still can be modified, or for part of the technical features of the equivalent replacement, the spirit and principles of the present application, made any modification, equivalent replacement, improvement, etc., should be included within the scope of the present application.

Claims

1. A wire coil rotating structure, comprising a mounting plate (1), wherein a wire coil (2) is provided on the top of the mounting plate (1); It is characterized in that The top of the mounting plate (1) is fixedly connected to a mounting shaft (3), the outer wall of the mounting shaft (3) is slidably sleeved with the wire coil (2), and an anti-loosening component (4) acting on the wire coil (2) is provided on the mounting shaft (3), and the anti-loosening component (4) comprises: An extrusion plate (41), wherein an outer wall of the extrusion plate (41) is slidably connected to the mounting shaft (3), and one side of the extrusion plate (41) is in contact with an inner wall of the wire coil (2); A connecting column (42), wherein the connecting column (42) is vertically slidably arranged inside the mounting shaft (3); A connecting rod assembly (43) is provided between the connecting column (42) and the extrusion plate (41).

2. A coil rotation structure according to claim 1, characterized in that: The anti-loosening component (4) further comprises: A mounting hole (45), wherein the mounting hole (45) is provided on one side of the mounting shaft (3), and the outer wall of the extrusion plate (41) is slidably sleeved with the mounting hole (45); A connecting hole is provided at the top of the mounting shaft (3), and the outer wall of the connecting column (42) is slidably sleeved with the inner cavity of the connecting hole.

3. A coil rotation structure according to claim 2, characterized in that: The inner cavity of the connecting hole is slidably sleeved with a limit spring (44), the top of the inner wall of the connecting hole is provided with an internal thread, the connecting hole is connected to an adjusting bolt (46) through the internal thread, and the limit spring (44) is located between the adjusting bolt (46) and the connecting column (42).

4. The thread ball rotation structure according to claim 2, characterized in that: The inner wall of the mounting hole (45) is provided with a sliding groove (48), and the sides of the extrusion plate (41) are symmetrically fixedly connected with a slider (47), and the outer wall of the slider (47) is slidably engaged with the inner cavity of the sliding groove (48).

5. The yarn ball rotation structure according to claim 1, characterized in that: The connecting rod assembly (43) comprises: Connecting rods (431), the connecting rods (431) are arranged in an inclined state between the connecting column (42) and the extrusion plate (41), and the connecting rods (431) between adjacent extrusion plates (41) are staggered; a first pin (433) rotatably connected to one end of the connecting rod (431) facing the extrusion plate (41); A second pin shaft (435) is rotatably connected to one end of the connecting rod (431) facing the connecting column (42).

6. The yarn ball rotation structure according to claim 5, characterized in that: The side of the extrusion plate (41) facing away from the line coil (2) is fixedly connected to a first connecting block (432), the first pin shaft (433) is installed on the first connecting block (432), the bottom of the connecting column (42) is fixedly connected to a second connecting block (434), and the second pin shaft (435) is installed on the second connecting block (434).

7. An embroidery machine, characterized in that: The embroidery machine includes the thread ball rotating structure according to any one of claims 1 to 6.

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