Opening mechanism and electronic jacquard machine

Abstract

The utility model relates to an opening mechanism and an electronic jacquard machine, the opening mechanism comprises a frame body, the frame body is provided with the opening mechanism, an opening assembly drives a certain number of broaches to move up and down, the opening assembly comprises an up-down seat and a shed disc, the shed disc is rotatably connected with the up-down seat, the up-down seat is connected with the broaches, and the shed disc is used for adjusting the positions of the up-down seat. The device has the advantages that the opening of the front partition and the opening of the rear partition can be adjusted, and the device can be suitable for weaving special products with small front-section openings and large rear-section openings or weaving special products with large front-section openings and small rear-section openings.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of electronic jacquard, and in particular to an opening mechanism and electronic jacquard. BACKGROUND

[0002] The electronic jacquard is an opening device in the field of textiles. The core component assembly is driven to move up and down by the opening mechanism of the electronic jacquard, which drives the mounted weft to move up and down, thereby realizing the opening function of the warp. The traditional electronic jacquard realizes the front-small and rear-large trapezoidal opening by a set of driving structure. The opening size is limited by the structure of the electronic jacquard, and only the equidistant increase of the front and rear openings can be realized. It is impossible to realize the weaving of special products such as smaller front opening and larger rear opening or larger front opening and smaller rear opening. CONTENT OF THE UTILITY MODEL

[0003] In view of the deficiencies in the prior art, one of the purposes of the present application is to provide an opening mechanism and electronic jacquard, which has the function of realizing adjustable front and rear partition openings and can be applied to the weaving of special products such as smaller front opening and larger rear opening or larger front opening and smaller rear opening.

[0004] The above purpose of the present application is realized by the following technical scheme:

[0005] An opening mechanism comprises a frame body, an opening mechanism is arranged on the frame body, and an opening assembly drives a certain number of broaches to move up and down. The opening assembly comprises an upper and lower seat and a shed disc. The shed disc and the upper and lower seat are rotationally connected. The upper and lower seat is connected with the broach. The shed disc is used to adjust the position of the upper and lower seat.

[0006] By adopting the above technical scheme, the opening assembly drives a part of the broaches to move up and down, realizes the opening function, and realizes the adjustable opening function. The front opening is smaller, the rear opening is larger, or the front opening is larger and the rear opening is smaller. The position of the shed disc is adjusted to adjust the amplitude of the up and down movement of the broach, so that the size of the opening can be adjusted as needed.

[0007] In a preferred example, the present application can be further configured as follows: a plurality of positioning holes are arranged on the shed disc, the distance from the positioning holes to the center of the circle is not equal, and the shed disc is connected with the upper and lower seat through the positioning holes and adjusts the amplitude of the up and down movement of the broach.

[0008] By adopting the above technical scheme, the upper and lower seat is connected with the positioning holes with different distances from the center of the circle, so that the amplitude of the up and down movement of the broach is adjusted.

[0009] In a preferred example, the present application can be further configured as follows: a scale is arranged on the shed disc.

[0010] By adopting the technical scheme, the size of the opening is adjusted more conveniently.

[0011] In a preferred example, the opening assembly further comprises a rack plate, the upper seat and the rack plate are rotationally connected, and the rack plate is connected with the drawknife.

[0012] By adopting the technical scheme, the rack plate is connected with the drawknife, so that the operation of the drawknife is more stable.

[0013] An electronic jacquard machine comprises a driving mechanism, the driving mechanism acts on an opening mechanism, the opening mechanism comprises not less than two groups of opening assemblies, the driving mechanism comprises a power member and an input member, the input member is used for transmitting power provided by the power member to a shed disc, the input member comprises a chain wheel and an input shaft, the input shaft is used for transmitting power to the chain wheel, the chain wheel and a rack body are rotationally connected, and the chain wheel is used for driving the shed disc to rotate.

[0014] By adopting the technical scheme, the input member transmits the power provided by the power member to the shed disc, so that the chain wheel can drive the shed disc to rotate, and the drawknife moves up and down under the action of the rotating shed disc.

[0015] In a preferred example, the power member is divided into a driving driving assembly and a driven driving assembly, the driven driving assembly is not less than one group, the driving driving assembly is used for driving one group of opening assemblies to work and driving the driven driving assembly to work, and the driven driving assembly is used for driving other groups of opening assemblies to work.

[0016] By adopting the technical scheme, the driving driving assembly and the driven driving assembly are matched to realize the synchronous operation function of each group of opening assemblies.

[0017] In a preferred example, the driving mechanism further comprises a cross shaft, and the driving driving assembly and the driven driving assembly are connected through the cross shaft.

[0018] By adopting the technical scheme, the driving driving assembly can drive the driven driving assembly to work. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 is a structural schematic diagram of an embodiment of the application.

[0020] Figure 2 is a structural schematic diagram of an opening mechanism of the application.

[0021] Figure 3 is a structural schematic diagram of a partial view A of the application.

[0022] Figure 4 is a structural schematic diagram of the opening mechanism from another perspective of the application.

[0023] Figure 5Is the structure of the shed plate diagram.

[0024] Reference: 1, frame; 2, opening mechanism; 21, opening assembly; 22, upper and lower seat; 23, shelf plate; 24, shed plate; 25, positioning hole; 3, driving mechanism; 31, power element; 32, input element; 33, cross shaft; 34, input shaft; 35, sprocket; 36, driving sprocket; 37, chain; 4, broach. DETAILED DESCRIPTION

[0025] The application will be further described in detail below with reference to the accompanying drawings.

[0026] Reference Figures 1 to 5 The opening mechanism disclosed in the application comprises a frame 1, and the frame 1 is provided with an opening mechanism 2. The opening assembly 21 drives a certain number of broaches 4 to move up and down.

[0027] The opening assembly 21 comprises an upper and lower seat 22, a shelf plate 23 and a circular shed plate 24. The shelf plate 23 is connected with the broach 4. The upper and lower seat 22 and the shelf plate 23 are rotationally connected. The shed plate 24 and the upper and lower seat 22 are rotationally connected. The shed plate 24 is used for adjusting the position of the upper and lower seat 22. The shed plate 24 is provided with a plurality of positioning holes 25 and scales. The scales are marked according to the distance of each positioning hole 25 from the center of the circle. See Figure 5 The scales are represented by the numbers 50, 125, 130, etc. The positioning hole 25 is used for connecting with the upper and lower seat 22 and adjusting the up and down movement amplitude of the broach 4. In the embodiment, each group of opening assembly 21 comprises two groups of shelf plates 23. Each group of shelf plate 23 is connected with four groups of upper and lower seats 22 and shed plates 24.

[0028] Reference Figures 1 to 4 The electronic jacquard disclosed in the application further comprises a driving mechanism 3. The driving mechanism 3 acts on the opening mechanism 2. In the embodiment, the opening mechanism 2 comprises two groups of opening assembly 21. One group is the front zone opening assembly 21, and the other group is the rear zone opening assembly 21. The driving mechanism 3 comprises a power element 31, an input element 32 and a cross shaft 33. The driving element and the driven driving element are connected through the cross shaft 33. The power element 31 is divided into the driving element and the driven driving element. The number of the driven driving element is not less than one. The driving element is used for driving one group of opening assembly 21 to work and driving the driven driving element to work. The driven driving element is used for driving other groups of opening assembly 21 to work. In the embodiment, the driving element can adopt a main reversing device, and the driven driving element can adopt a slave reversing device.

[0029] The input member 32 is used to transmit the power provided by the power member 31 to the shedding disc 24, and the input member 32 comprises a chain wheel 35, a driving chain wheel 36, a chain 37 and an input shaft 34, the input shaft 34 is used to transmit the power to the driving chain wheel 36, the driving chain wheel 36 transmits the power to the chain wheel 35 through the chain 37, the chain wheel 35 is rotationally connected with the frame body 1, and the chain wheel 35 is used to drive the shedding disc 24 to rotate, in the embodiment, the two sets of upper and lower seats 22 are connected with the shedding disc 24 through the chain wheel 35, and the chain wheel 35 can adopt a gear, and the number of the chain wheel 35 is set to two sets.

[0030] During operation, the positioning hole 25 is selected according to the required size of the shed, the positions of the upper and lower seats 22 on the shedding disc 24 are adjusted, so that the sheds of the front area and the rear area meet the requirements, the driving assembly and the driven assembly drive the input shafts 34 corresponding to the front area and the rear area to rotate respectively, the input shafts 34 drive the chain wheels 35 to rotate, so that the shedding disc 24 rotates, thereby driving the upper and lower seats 22 connected with the chain wheels 35 and the shedding disc 24 to move up and down, and further driving the two sets of shelf plates 23 to move up and down, so that the draw knives 4 move up and down, and the front shed opening assembly 21 and the rear shed opening assembly 21 cooperate, so that the front area and the rear area realize the shed opening function respectively.

[0031] The implementation principle of the embodiment is that the front shed opening assembly 21 drives a part of the draw knives 4 to move up and down, the rear shed opening assembly 21 drives another part of the draw knives 4 to move up and down, so that the front area and the rear area realize the shed opening function respectively, so that the front shed is smaller, the rear shed is larger, or the front shed is larger, the rear shed is smaller, etc., the shedding disc 24 adjusts the positions of the upper and lower seats 22, so that the amplitude of the draw knives 4 moving up and down is adjusted, so that the size of the shed can be adjusted according to requirements.

[0032] The embodiments of the specific embodiment are the preferred embodiments of the application, and do not limit the protection scope of the application, so that: equivalent changes made according to the structure, shape, principle of the application should be covered in the protection scope of the application.

Claims

1. An opening mechanism, characterized in that: The invention comprises a frame (1), an opening mechanism (2) is provided on the frame (1), an opening assembly (21) drives a certain number of broaches (4) to move up and down, the opening assembly (21) comprises an upper and lower seat (22) and a shed plate (24), the shed plate (24) and the upper and lower seats (22) are rotatably connected, the upper and lower seats (22) and the broaches (4) are connected, and the shed plate (24) is used to adjust the positions of the upper and lower seats (22).

2. An opening mechanism according to claim 1, characterized in that: The shed plate (24) is provided with a plurality of positioning holes (25) at different distances from the center of the circle. The shed plate (24) is connected to the upper and lower seats (22) through the positioning holes (25) and adjusts the upper and lower movement amplitude of the broach (4).

3. An opening mechanism according to claim 1 or 2, characterized in that: The shed disc (24) is provided with a scale.

4. The opening mechanism according to claim 1, characterized in that: The opening assembly (21) further comprises a frame plate (23), the upper and lower seats (22) and the frame plate (23) are rotatably connected, and the frame plate (23) and the broach (4) are connected.

5. An electronic jacquard machine, employing a shedding mechanism according to any one of claims 1 to 4, characterized in that: The invention comprises a driving mechanism (3), wherein the driving mechanism (3) acts on an opening mechanism (2), wherein the opening mechanism (2) comprises at least two groups of opening assemblies (21), the driving mechanism (3) comprises a power member (31) and an input member (32), wherein the input member (32) is used to transmit power provided by the power member (31) to a shed plate (24), and the input member (32) comprises a sprocket (35) and an input shaft (34), wherein the input shaft (34) is used to transmit power to the sprocket (35), the sprocket (35) is rotatably connected to the frame (1), and the sprocket (35) is used to drive the shed plate (24) to rotate.

6. The electronic jacquard machine according to claim 5, characterized in that: The power member (31) is divided into an active drive assembly and a passive drive assembly, and there is at least one group of passive drive assemblies. The active drive assembly is used to drive one group of opening assemblies (21) to work and drive the passive drive assembly to work, and the passive drive assembly is used to drive other groups of opening assemblies (21) to work.

7. The electronic jacquard machine according to claim 5, characterized in that: The driving mechanism (3) further comprises a transverse shaft (33), and the active driving component and the driven driving component are connected via the transverse shaft (33).

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