Transmission shaft for air jet loom

Abstract

The transmission shaft for the air jet loom comprises a first transmission shaft and a shaft sleeve, the side inner wall of the shaft sleeve is fixedly connected with the first transmission shaft, a sliding groove is formed in the outer surface of the first transmission shaft, the side inner wall of the shaft sleeve is fixedly connected with a guide block, and the guide block is matched with the sliding groove. A counterbore is formed in the outer surface of the shaft sleeve, a first fixing bolt is arranged in the counterbore, a threaded hole is formed in the outer surface of the first transmission shaft, one end of the first fixing bolt penetrates through the counterbore, and the penetrating end of the first fixing bolt is in threaded connection with the threaded hole. Through the arranged shaft sleeve, the first transmission shaft and the second transmission shaft can be rapidly connected, the distance between the two shafts extending into the shaft sleeve can be positioned, it is guaranteed that shearing force borne by the connecting end is uniform, and the service life of the transmission shafts is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to transmission shaft technical field, especially a transmission shaft for air -jet loom. BACKGROUND

[0002] The transmission shaft of air -jet loom is the important component of loom, and it is responsible for transmitting the power of motor to the main shaft and its related movement parts to realize the various actions of loom. In air -jet loom, transmission shaft usually transmits power to loom main shaft through V belt, and the main shaft transmits to each mechanism on loom.

[0003] The existing transmission shaft for air -jet loom is inconvenient to connect the shafts when using, and it is difficult to control the axial distance of the fixed connection of two shafts, so a lot of time is needed, and the use performance is poor. Chain drive or belt drive will be used on air -jet loom, and the chain wheel or pulley is usually fixed on the transmission shaft, and the chain or belt will produce radial tension on the transmission shaft during transmission. After a long time of use, the transmission shaft will be bent, which will cause the normal work to be unable to work. UTILITY MODEL CONTENTS

[0004] The utility model discloses a transmission shaft for air -jet loom, which can quickly connect the first transmission shaft and the second transmission shaft, and can position the distance of the two shafts inserted into the shaft sleeve, ensuring that the shear force on the connecting end is uniform. When connecting the first transmission shaft and the second transmission shaft, the guide block of the first transmission shaft and the second transmission shaft is slid along the sliding groove until the limiting groove of the end surface of the two shafts abuts against the positioning block, indicating that the two shafts reach the fixed connection position, and the length of the two shafts inserted into the shaft sleeve is the same, the shear force on the end is uniform, the counterbore and the threaded hole are aligned at this time, the first fixing bolt can be screwed in, realizing the connection and fixation of the first transmission shaft and the second transmission shaft. It is simple and convenient to operate, and it is convenient to disassemble, and the use performance is good. When the chain wheel and the chain are matched for transmission, the first transmission shaft will be subjected to the tension of the chain, and the connecting ring, the connecting plate and the fixing ring will produce tension on the fixed shaft, so that the fixed shaft can share and support the tension on the first transmission shaft, improve the strength of the first transmission shaft, and avoid the bending of the first transmission shaft, which has good practicability.

[0005] The utility model still provides the transmission shaft for air jet loom with above -mentioned one, include: first transmission shaft and axle sleeve, the inside wall of axle sleeve and first transmission shaft fixed connection, the outer surface of first transmission shaft is provided with the chute, the inside wall of axle sleeve is fixedly connected with the guide block, the guide block and chute are mutually adapted, the outer surface of axle sleeve is provided with the countersunk hole, the inside of countersunk hole is provided with first fixed bolt, the outer surface of first transmission shaft is provided with the screw hole, one end of first fixed bolt passes through countersunk hole and is provided, and the penetration end of first fixed bolt is connected with screw hole threadedly.

[0006] According to the transmission shaft for air jet loom, the number of the guide blocks is four and annular array, and the number of the first fixed bolts is eight and annular array.

[0007] According to the transmission shaft for air jet loom, the inside wall of the axle sleeve is fixedly connected with the positioning block, the side surface of the first transmission shaft is provided with the limiting groove, and the side surface of the positioning block is clamped with the limiting groove.

[0008] According to the transmission shaft for air jet loom, the inside of the axle sleeve is fixedly connected with the second transmission shaft, and the end face of the first transmission shaft is abutted with the end face of the second transmission shaft.

[0009] According to the transmission shaft for air jet loom, the outer surface of the first transmission shaft is fixedly connected with the chain wheel, and the outer surface of the second transmission shaft is provided with the chain wheel.

[0010] According to the transmission shaft for air jet loom, the side of the first transmission shaft is provided with the fixed shaft, the outer surface of the fixed shaft is provided with the support mechanism, the support mechanism includes the fixed ring, the connecting plate, the connecting ring and the bearing, the outer ring surface of the fixed ring is fixedly connected with the connecting plate, the side surface of the connecting plate is fixedly connected with the connecting ring, the inner wall of the connecting ring is fixedly connected with the bearing, and the outer surface of the first transmission shaft is fixedly connected with the bearing.

[0011] According to the transmission shaft for air jet loom, the outer surface of the fixed ring is rotatably connected with the buckle plate, the inside of the buckle plate is provided with the second fixed bolt, one end of the second fixed bolt passes through the buckle plate and is arranged and extends into the inside of the fixed shaft.

[0012] According to the transmission shaft for air jet loom, the side surface of the connecting plate is provided with the lightening hole.

[0013] The additional aspects and advantages of the utility model will be partly given in the following description, some will become obvious from the following description, or be understood by the practice of the utility model. BRIEF DESCRIPTION OF DRAWINGS

[0014] The utility model is further illustrated below in combination with the drawings and embodiments;

[0015] Figure 1 It is the whole structure schematic diagram of a kind of transmission shaft for air-jet loom of the utility model;

[0016] Figure 2 It is the internal structure schematic diagram of a kind of transmission shaft for air-jet loom of the utility model;

[0017] Figure 3 It is the structure schematic diagram of a kind of transmission shaft for air-jet loom of the utility model;

[0018] Figure 4 It is the structure schematic diagram of a kind of transmission shaft for air-jet loom of the utility model.

[0019] Legend:

[0020] 1, first transmission shaft;2, second transmission shaft;3, shaft sleeve;4, guide block;5, sliding slot;6, countersunk hole;7, first fixed bolt;8, threaded hole;9, limit slot;10, positioning block;11, chain wheel;12, fixed shaft;13, fixed ring;14, connecting plate;15, weight-reducing hole;16, connecting ring;17, bearing;18, buckle plate;19, second fixed bolt. Specific embodiments

[0021] This part will describe the specific embodiments of the utility model in detail, the preferred embodiment of the utility model is shown in the drawings, the role of the drawings is to supplement the description of the written part with graphics, so that people can intuitively and visually understand each technical feature and overall technical scheme of the utility model, but it cannot be understood as the limitation of the protection scope of the utility model.

[0022] Reference Figures 1-4The utility model discloses an embodiment of a transmission shaft for air jet loom, it includes: first transmission shaft 1 with axle sleeve 3, the inside wall of axle sleeve 3 is fixedly connected with first transmission shaft 1, the outer surface of first transmission shaft 1 is provided with the chute 5, the inside wall of axle sleeve 3 is fixedly connected with the guide block 4, the guide block 4 and the chute 5 are mutually adapted, the number of guide block 4 is four and annular array, the outer surface of axle sleeve 3 is provided with counterbore 6, the inside of counterbore 6 is provided with first fixed bolt 7, the outer surface of first transmission shaft 1 is provided with screw hole 8, one end of first fixed bolt 7 is set up and passes through counterbore 6, and the penetration end of first fixed bolt 7 is threadedly connected with screw hole 8, and the number of first fixed bolt 7 is eight and annular array, the inside wall of axle sleeve 3 is fixedly connected with the positioning block 10, the side surface of first transmission shaft 1 is provided with the limit groove 9, and the side surface of positioning block 10 and limit groove 9 are mutually engaged, the inside of axle sleeve 3 is fixedly connected with second transmission shaft 2, and the end surface of first transmission shaft 1 and the end surface of second transmission shaft 2 are mutually abutted, when the guide block 4 of first transmission shaft 1 and second transmission shaft 2 slides along the chute 5, until the limit groove 9 of the end surface of the two shafts and positioning block 10 abut, it indicates that the two shafts reach the fixed connection position, that is, the length of the two shafts inserted into axle sleeve 3 is same, and the shear force received at the end portion is even, at this time, counterbore 6 and screw hole 8 are aligned, first fixed bolt 7 is rotated and is inserted, realizes the connection fixed of first transmission shaft 1 and second transmission shaft 2, and simple and convenient operation is realized.

[0023] The outer surface of first transmission shaft 1 is fixedly connected with a chain wheel 11, and the outer surface of second transmission shaft 2 is provided with a chain wheel 11. By rotating the first transmission shaft 1, the chain wheel 11 is driven to cooperate with the chain transmission or the belt and pulley transmission, so that power transmission can be realized, and the machine is driven to operate.

[0024] The side of first transmission shaft 1 is provided with a fixed shaft 12, the outer surface of fixed shaft 12 is provided with a supporting mechanism, the supporting mechanism includes a fixed ring 13, a connecting plate 14, a connecting ring 16 and a bearing 17, the outer ring surface of fixed ring 13 is fixedly connected with the connecting plate 14, the side surface of connecting plate 14 is fixedly connected with the connecting ring 16, the inner wall of connecting ring 16 is fixedly connected with the bearing 17, and the outer surface of first transmission shaft 1 is fixedly connected with the bearing 17. When the chain wheel 11 cooperates with the chain transmission, the first transmission shaft 1 will be subjected to the tension of the chain, and then the connecting ring 16, the connecting plate 14 and the fixed ring 13 will generate tension on the fixed shaft 12, so that the fixed shaft 12 can share and support the pulling of the first transmission shaft 1, improve the strength of the first transmission shaft 1, and avoid the bending of the first transmission shaft 1.

[0025] The outer surface of the fixing ring 13 is rotationally connected with a buckle plate 18, the inside of the buckle plate 18 is provided with a second fixing bolt 19, one end of the second fixing bolt 19 penetrates through the buckle plate 18 and extends into the inside of the fixing shaft 12, rotating the buckle plate 18 to make it adhere to the fixing shaft 12, then rotating the second fixing bolt 19 into the fixing ring 13 to fix the fixing ring 13 on the fixing shaft 12, thus the fixing of the supporting mechanism is realized.

[0026] The side surface of the connecting plate 14 is provided with a weight-reducing hole 15, which reduces the weight of the part and saves materials.

[0027] Working principle: when connecting the first transmission shaft 1 and the second transmission shaft 2, sliding the guide blocks 4 of the first transmission shaft 1 and the second transmission shaft 2 along the sliding groove 5 until the limiting grooves 9 of the end faces of the two shafts abut against the positioning blocks 10, indicating that the two shafts reach the fixed connection position, that is, the lengths of the two shafts inserted into the shaft sleeve 3 are the same, and the shearing forces on the end portions are uniform, at this time the countersunk hole 6 is aligned with the threaded hole 8, the first fixing bolt 7 is rotated into, realizing the connection and fixation of the first transmission shaft 1 and the second transmission shaft 2, which is simple and convenient to operate, when the chain wheel 11 cooperates with the chain for transmission, the first transmission shaft 1 will be subjected to the tension of the chain, at the same time the connecting ring 16, the connecting plate 14 and the fixing ring 13 will generate tension on the fixing shaft 12, so that the fixing shaft 12 shares the tension on the first transmission shaft 1 to support, improve the strength of the first transmission shaft 1, avoid the bending of the first transmission shaft 1, and have good practicability.

[0028] The above embodiment of the utility model is described in detail in combination with the drawings, but the utility model is not limited to the above embodiment, within the knowledge range possessed by ordinary skilled persons in the technical field, various changes can be made without departing from the purpose of the utility model.

Claims

1. A drive shaft for an air-jet loom, characterized in that, The utility model relates to a first transmission shaft (1) and axle sleeve (3), the inside wall of axle sleeve (3) is fixedly connected with first transmission shaft (1), the outer surface of first transmission shaft (1) is provided with sliding slot (5), the inside wall of axle sleeve (3) is fixedly connected with guide block (4), guide block (4) and sliding slot (5) are mutually adapted, the outer surface of axle sleeve (3) is provided with countersunk hole (6), the inside of countersunk hole (6) is provided with first fixed bolt (7), the outer surface of first transmission shaft (1) is provided with threaded hole (8), one end of first fixed bolt (7) is provided with the penetration of countersunk hole (6), and the penetration end of first fixed bolt (7) is screwed with threaded hole (8). The number of guide blocks (4) is four and annular array, and the number of first fixed bolts (7) is eight and annular array.

2. A drive shaft for air-jet looms according to claim 1, characterized in that The inside wall of axle sleeve (3) is fixedly connected with positioning block (10), and the side surface of first transmission shaft (1) is provided with limiting groove (9), and the side surface of positioning block (10) is clamped with limiting groove (9).

3. A drive shaft for air-jet looms according to claim 1, characterized in that, The inside of axle sleeve (3) is fixedly connected with second transmission shaft (2), and the end surface of first transmission shaft (1) is abutted with the end surface of second transmission shaft (2).

4. A drive shaft for air-jet looms according to claim 1, characterized in that, The outer surface of first transmission shaft (1) is fixedly connected with chain wheel (11), and the outer surface of second transmission shaft (2) is provided with chain wheel (11).

5. A drive shaft for air-jet looms according to claim 4, characterized in that The side of first transmission shaft (1) is provided with fixed shaft (12), the outer surface of fixed shaft (12) is provided with support mechanism, the support mechanism includes fixed ring (13), connecting plate (14), connecting ring (16) and bearing (17), the outer ring surface of fixed ring (13) is fixedly connected with connecting plate (14), the side surface of connecting plate (14) is fixedly connected with connecting ring (16), the inner wall of connecting ring (16) is fixedly connected with bearing (17), and the outer surface of first transmission shaft (1) is fixedly connected with bearing (17).

6. A drive shaft for air-jet looms according to claim 1, characterized in that, The outer surface of fixed ring (13) is rotatably connected with buckle plate (18), the inside of buckle plate (18) is provided with second fixed bolt (19), one end of second fixed bolt (19) is provided with the penetration of buckle plate (18) and extends into the inside of fixed shaft (12).

7. A drive shaft for air-jet looms according to claim 6, characterized in that The side surface of connecting plate (14) is provided with lightening hole (15).

8. A drive shaft for air-jet looms according to claim 6, characterized in that, ​

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