Reed chain driving device for textile machinery and reed chain driving device for double-drive textile machinery

Abstract

The present invention specifically relates to a reed chain driving device for textile machinery, including a base and a transmission device, wherein the transmission device is arranged on the base; the transmission device includes a first transmission device and a second transmission device, wherein the first transmission device includes a first synchronous belt and a first gear complex, wherein the first gear complex is arranged inside the first synchronous belt near one end of the second transmission device; the second transmission device includes a second synchronous belt and a second gear complex, wherein the second gear complex is arranged on one end of the second synchronous belt near the first gear complex; a first driving device is arranged on one end of the first transmission device away from the second transmission device, wherein the first driving device is used to drive the first transmission device to operate, and the present invention also relates to a reed chain driving device for a dual-drive textile machinery. Aiming at the use environment of the sley, the present invention proposes to use a synchronous belt mechanism opposite to the left and right as a contraction or expansion driving mechanism of the sley hinge, and utilizes the dustproof feature of the synchronous belt to solve the problem of the screw nut pair being stuck.

Description

Technical Field

[0001] The invention belongs to the technical field of textile machinery, and in particular relates to a reed chain driving device for a textile machinery and a reed chain driving device for a dual-drive textile machinery. Background Art

[0002] The existing driving mechanism of the sley is mainly composed of a long sley profile and a pair of left and right screw nuts in the inner cavity of the profile. The left and right nuts are pushed to move along the axial direction of the screw rod inside the sley profile by the rotation of the screw rod, so that the left and right screw nuts are close to or away from each other, and then the reed hinge connected thereto is contracted or expanded. However, the existing mechanism has a major defect, that is, in a textile environment, flying flowers enter the interior of the sley and are wrapped around the screw rod, thereby jamming the nut pair. Secondly, there is no device inside the sley to prevent the nut from reaching the extreme position. It is blocked and jammed at the extreme position, and the screw rod and screw are screwed to death, making it difficult to reversely loosen, so that the reed chain cannot be extended or retracted.

[0003] Therefore, it is urgent to design a reed chain driving device for textile machinery to solve the above-mentioned technical problems. Summary of the invention

[0004] In view of the problems existing in the prior art, the present invention provides a reed chain drive device for a textile machinery, using left and right opposite synchronous belt mechanisms as the contraction or expansion drive mechanism of the reed seat hinge, and utilizing the dust-proof feature of the synchronous belt to solve the problem of the screw nut pair getting stuck.

[0005] The technical solution of the present invention is: a reed chain driving device for a textile machinery, comprising a base and a transmission device, wherein the transmission device is arranged on the base;

[0006] The transmission device comprises a first transmission device and a second transmission device, the first transmission device and the second transmission device are sequentially arranged transversely on the base, the first transmission device comprises a first synchronous belt and a first gear complex, the first gear complex is arranged inside the first synchronous belt close to one end of the second transmission device;

[0007] The second transmission device includes a second synchronous belt and a second gear complex, wherein the second gear complex is arranged on one end of the second synchronous belt close to the first gear complex, and the second gear complex and the first gear complex are meshed with each other;

[0008] A first driving device is provided on one end of the first conveying device away from the second conveying device, and the first driving device is used to drive the first conveying device to operate.

[0009] Preferably, the first driving device includes a first driving tensioning bracket, a first motor, a first motor gear and a first motor gear complex; the first motor is arranged on the first driving tensioning bracket, the first motor gear is arranged on the rotating shaft of the first motor, and the first motor gear complex is arranged at the other end of the first synchronous belt and meshes with the first motor gear.

[0010] Preferably, the first conveying device is provided with a first limit sensing device, which includes a first electrical limit sensor installed on a base and two first position blocks moving with the first synchronous belt and attached above and below it, respectively used to detect the two limits of the required transmission position of the first synchronous belt.

[0011] The present invention also aims to provide a reed chain driving device for a dual-drive textile machinery, comprising a base and a transmission device, wherein the transmission device is arranged on the base;

[0012] The transmission device comprises a first conveying device and a second conveying device, the first conveying device and the second conveying device are sequentially arranged transversely on the base, the first conveying device comprises a first synchronous belt, and a first driving device is arranged at one end of the first conveying device away from the second conveying device, the first driving device is used to drive the first conveying device to operate;

[0013] The second conveying device comprises a second synchronous belt. A second driving device is provided at one end of the second conveying device away from the first conveying device. The second driving device is used to drive the second conveying device to operate.

[0014] Preferably, the first driving device comprises a first driving tensioning bracket, a first motor, a first motor gear and a first motor gear complex, wherein the first driving tensioning bracket is arranged on an end of the base away from the second driving device, the first motor is arranged on the first driving tensioning bracket, the first motor gear is arranged on the rotating shaft of the first motor, and the first motor gear complex is arranged at one end of the first conveyor belt and meshes with the first motor;

[0015] The second driving device includes a second driving tensioning bracket, a second motor, a second motor gear and a second motor gear complex. The second driving tensioning bracket is arranged on an end of the base away from the first driving device. The second motor is arranged on the second driving tensioning bracket. The second motor gear is arranged on the rotating shaft of the second motor. The second motor gear complex is arranged at one end of the second conveyor belt and meshes with the second motor gear.

[0016] Preferably, the first transmission device is provided with a first limit sensing device, which comprises a first electrical limit sensor mounted on a base and two first position blocks moving with the first synchronous belt and attached above and below the first synchronous belt, respectively used to detect two limits of the required transmission position of the first synchronous belt;

[0017] The second transmission device is provided with a second limit sensing device, which includes a second electrical limit sensor installed on the base and two second position blocks moving with the second synchronous belt and attached above and below it, which are respectively used to detect the two limits of the required transmission position of the second synchronous belt.

[0018] Compared with the prior art, the present invention has the following advantages:

[0019] (1) The present invention aims at the use environment of the sley and proposes to use the left and right opposite synchronous belt mechanisms as the contraction or expansion driving mechanism of the sley hinge, and utilizes the dustproof feature of the synchronous belt to solve the problem of the screw nut pair being stuck;

[0020] (2) An electrical detection point is set on the synchronous belt to achieve the maximum expansion and minimum contraction limit of the sley drive mechanism;

[0021] (3) If the left and right synchronous belt mechanisms are independent stepping or servo drive mechanisms, the reed chain center position offset function can also be realized. That is, when the left and right drive mechanisms move relative to each other, the reed chain contracts or expands. When the left and right synchronous belts move in the same way, the reed chain is offset to one side as a whole. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 An exploded view of a reed chain driving device for a textile machine in Example 1;

[0023] Figure 2 It is a schematic diagram of a partial structure of the first gear complex and the second gear complex meshing in Example 1;

[0024] Figure 3 is a schematic structural diagram of the first driving device in Example 1;

[0025] Figure 4 A schematic structural diagram of a reed chain driving device for a dual-drive textile machinery provided in Example 2;

[0026] Figure 5 A partial schematic diagram between a first transmission device and a second transmission device of a reed chain driving device for a dual-drive textile machinery provided in Example 2.

[0027] In the figure: 1-base, 2-first transmission device, 3-second transmission device, 4-first synchronous belt, 5-first driving device, 6-first gear complex, 7-second gear complex, 8-first driving tensioning bracket, 9-second synchronous belt, 10-first motor, 11-first motor gear complex, 12-first motor gear; 13-second driving device. DETAILED DESCRIPTION

[0028] The present invention will be further described below in conjunction with the accompanying drawings.

[0029] Example 1

[0030] See also Figure 1-3 , a reed chain driving device for a textile machine, comprising a base 1 and a transmission device, wherein the transmission device is arranged on the base 1;

[0031] The transmission device comprises a first transmission device 2 and a second transmission device 3, the first transmission device 2 and the second transmission device 3 are sequentially arranged transversely on the base 1, the first transmission device 2 comprises a first synchronous belt 4 and a first gear complex 6, the first gear complex 6 is arranged inside the first synchronous belt 4 near one end of the second transmission device 3;

[0032] The second transmission device 3 includes a second synchronous belt 9 and a second gear complex 7, wherein the second gear complex 7 is arranged on one end of the second synchronous belt 9 close to the first gear complex 6, and the second gear complex 7 and the first gear complex 6 are meshed with each other;

[0033] A first driving device 5 is provided at one end of the first conveying device 2 away from the second conveying device 3 , and the first driving device 5 is used to drive the first conveying device 2 to operate.

[0034] The first driving device 5 includes a first driving tensioning bracket 8, a first motor 10, a first motor gear 12 and a first motor gear complex 11. The first motor 10 and the first motor gear complex 11 are both arranged on the first driving tensioning bracket 8. The first motor gear 12 is arranged on the rotating shaft of the first motor 10. The first motor gear complex 11 and the first motor gear 12 are meshed with each other, and the first synchronous belt 4 is cooperatively connected with the first motor gear complex 11.

[0035] The first driving device 5 is provided with a first limit sensing device, which includes a first electrical limit sensor installed on a base and two first position blocks attached thereto as the first synchronous belt moves. This arrangement means that there are two groups of first electrical limit sensors, which are respectively used to detect the two limits of the required transmission position of the first synchronous belt. The limit sensing device is a prior art, and its structure is not drawn in this patent application document. However, those skilled in the art can easily implement it based on the text description.

[0036] The operating instructions of the device provided in this embodiment are:

[0037] The first motor 10 rotates to operate the first transmission device, and after the first gear complex and the second gear complex are meshed and driven, the second transmission device moves relatively, and the driving block attached to the upper side of the closed-loop synchronous belt also moves accordingly, and the upper reed chain part is driven to move together through the stud, so as to achieve the contraction of the reed chain. When the required width is reached, the button is released to reach the working position. If reverse movement is required, the first motor can be reversed.

[0038] Example 2

[0039] The present invention also relates to a reed chain driving device for a dual-drive textile machinery, comprising a base 1 and a transmission device, wherein the transmission device is arranged on the base 1;

[0040] The transmission device comprises a first conveying device 2 and a second conveying device 3, the first conveying device 2 and the second conveying device 3 are sequentially arranged transversely on the base 1, the first conveying device 2 comprises a first synchronous belt 4, and a first driving device 5 is arranged at one end of the first conveying device 2 away from the second conveying device 3, the first driving device 5 is used to drive the first conveying device 2 to operate;

[0041] The second conveying device 3 includes a second synchronous belt 9 . A second driving device 13 is provided at one end of the second conveying device 3 away from the first conveying device 2 . The second driving device 13 is used to drive the second conveying device 3 to operate.

[0042] The first driving device comprises a first driving tensioning bracket, a first motor, a first motor gear and a first motor gear complex. The first motor and the first motor gear complex are both arranged on the first driving tensioning bracket. The first motor gear is arranged on the rotating shaft of the first motor. The first motor gear complex is meshed with the first motor gear. The first synchronous belt is connected with the first motor gear complex. The structure of the second driving device is the same as that of the first driving device. Therefore, the invention does not draw it. Those skilled in the art can understand its technical solution.

[0043] The second driving device includes a second driving tensioning bracket, a second motor, a second motor gear and a second motor gear complex. The second motor and the second motor gear complex are both arranged on the second driving tensioning bracket. The second motor gear is arranged on the rotating shaft of the second motor. The second motor gear complex and the second motor gear are meshed with each other, and the second synchronous belt is cooperatively connected with the second motor gear complex.

[0044] The first driving device 5 is provided with a first limit sensing device, which includes a first electrical limit sensor mounted on a base and a first position block attached thereto along with the movement of the first synchronous belt. The first electrical limit sensor has two groups, which are respectively used to detect two limits of the transmission position required by the first synchronous belt;

[0045] The second driving device is provided with a second limit sensing device, which includes a second electrical limit sensor installed on the base and a second position block attached thereto as the synchronous belt moves. The second electrical limit sensor has two groups, which are respectively used to detect the two limits of the required transmission position of the second synchronous belt.

[0046] The instructions for use of the device provided in this embodiment are:

[0047] This device is provided with four electrical buttons, namely, the reed sparse button, the reed dense button, the left shift button, and the right shift button. When the reed sparse or reed dense button of the device is pressed, the two motors rotate in opposite directions, thereby realizing the relative movement of the two synchronous belts, and the drive block attached to the upper side of the closed-loop synchronous belt also moves relatively, and the upper reed chain part is driven to move together through the stud, thereby realizing the contraction of the reed chain. When the required width is reached, release the button to reach the working position. When the left shift or right shift button of the device is pressed, the two motors rotate in the same direction, thereby realizing the same direction movement of the two synchronous belts, and the drive block attached to the upper side of the closed-loop synchronous belt also moves in the same direction, and the upper reed chain part is driven to move together through the stud, thereby realizing the translation of the reed chain. When the required position is reached, release the button to reach the working position.

[0048] The above are only preferred embodiments of the present invention. It should be pointed out that, for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principles of the present invention. These improvements and modifications should also be regarded as the scope of protection of the present invention.

Claims

1. A reed chain driving device for a textile machinery, characterized in that: It comprises a base and a transmission device, wherein the transmission device is arranged on the base; The transmission device comprises a first transmission device and a second transmission device, the first transmission device and the second transmission device are sequentially arranged transversely on the base, the first transmission device comprises a first synchronous belt and a first gear complex, the first gear complex is arranged inside the first synchronous belt close to one end of the second transmission device; The second transmission device includes a second synchronous belt and a second gear complex, wherein the second gear complex is arranged on one end of the second synchronous belt close to the first gear complex, and the second gear complex and the first gear complex are meshed with each other; A first driving device is provided on one end of the first conveying device away from the second conveying device, and the first driving device is used to drive the first conveying device to operate.

2. The reed chain driving device for a textile machine according to claim 1, characterized in that: The first driving device includes a first driving tensioning bracket, a first motor, a first motor gear and a first motor gear complex; the first motor is arranged on the first driving tensioning bracket, the first motor gear is arranged on the rotating shaft of the first motor, and the first motor gear complex is arranged at the other end of the first synchronous belt and meshes with the first motor gear.

3. The reed chain driving device for textile machinery according to claim 2, characterized in that: The first conveying device is provided with a first limit sensing device, which includes a first electrical limit sensor installed on a base and two first position blocks moving with the first synchronous belt and attached above and below it, which are respectively used to detect the two limits of the required transmission position of the first synchronous belt.

4. A reed chain driving device for a dual-drive textile machinery, characterized in that: It comprises a base and a transmission device, wherein the transmission device is arranged on the base; The transmission device comprises a first conveying device and a second conveying device, the first conveying device and the second conveying device are sequentially arranged transversely on the base, the first conveying device comprises a first synchronous belt, and a first driving device is arranged at one end of the first conveying device away from the second conveying device, the first driving device is used to drive the first conveying device to operate; The second conveying device comprises a second synchronous belt. A second driving device is provided at one end of the second conveying device away from the first conveying device. The second driving device is used to drive the second conveying device to operate.

5. The reed chain driving device for a double-drive textile machinery according to claim 4, characterized in that: The first driving device comprises a first driving tensioning bracket, a first motor, a first motor gear and a first motor gear complex, wherein the first driving tensioning bracket is arranged on an end of the base away from the second driving device, the first motor is arranged on the first driving tensioning bracket, the first motor gear is arranged on the rotating shaft of the first motor, and the first motor gear complex is arranged at one end of the first synchronous belt and meshes with the first motor gear; The second driving device includes a second driving tensioning bracket, a second motor, a second motor gear and a second motor gear complex. The second driving tensioning bracket is arranged on an end of the base away from the first driving device. The second motor is arranged on the second driving tensioning bracket. The second motor gear is arranged on the rotating shaft of the second motor. The second motor gear complex is arranged at one end of the second synchronous belt and meshes with the second motor gear.

6. The reed chain driving device for a double-drive textile machinery according to claim 5, characterized in that: The first transmission device is provided with a first limit sensing device, which includes a first electrical limit sensor mounted on a base and two first position blocks moving with the first synchronous belt and attached above and below the first synchronous belt, respectively used to detect two limits of the required transmission position of the first synchronous belt; The second transmission device is provided with a second limit sensing device, which includes a second electrical limit sensor installed on the base and two second position blocks moving with the second synchronous belt and attached above and below it, which are respectively used to detect the two limits of the required transmission position of the second synchronous belt.

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