Biodegradable dustproof net weaving swing driving mechanism

Abstract

The utility model discloses a swing driving mechanism for weaving a biodegradable dustproof net. The swing driving mechanism comprises a swing motor, a swing cam, a lifting cam and a plurality of connecting pieces, the swing motor, the swing cam and the lifting cam are arranged in the base; the swing cam and the lifting cam are fixedly connected to an output shaft of the swing motor in a sleeving mode. The connecting piece comprises a swing rod, a connecting rod, a support and a compression spring. One end of the swing rod is rotationally connected with the rack, and the other end of the swing rod is hinged to the upper end of the connecting rod; the lower end of the connecting rod is arranged in the base in a penetrating mode and fixedly connected with the support. The compression spring is sleeved on the connecting rod between the bracket and the base; the swing rods of one part of the connecting pieces are fixedly connected with the swing arms for installing the longitude driving plate and the latitude driving plate, and the outer edges of the swing cams abut against the lower ends of the supports of the corresponding connecting pieces; the swing rods of the other part of the connecting pieces are fixedly connected with the needle plate, and the outer edges of the lifting cams abut against the lower ends of the supports of the corresponding connecting pieces.

Description

TECHNICAL FIELD

[0001] The utility model relates to drive mechanism technical field, specifically is a kind of biodegradable dust screen weaving swing drive mechanism. BACKGROUND

[0002] In actual production process, biodegradable warp and weft are interwoven to produce biodegradable dust screen by weaving equipment, so as to quickly and batch produce biodegradable dust screen.In weaving process, generally, warp combing block and weft combing block are installed on warp driving plate and weft driving plate respectively, thread needle is installed on needle plate, on the one hand, warp driving plate and weft driving plate are driven to move reciprocatingly horizontally by horizontal movement driving mechanism, on the other hand, swing driving mechanism composed of multiple cylinders or motors drives warp driving plate and weft driving plate to move reciprocatingly laterally and drives needle plate to move up and down, to complete the weaving of dust screen.The existing swing driving mechanism is relatively complex in structure, needs multiple cylinders or motors to complete, is poor in running stability, is high in investment and maintenance cost, and is difficult to meet actual use demand. CONTENT OF UTILITY MODEL

[0003] The utility model aims at providing a kind of biodegradable dust screen weaving swing drive mechanism, the biodegradable dust screen weaving swing drive mechanism can be decomposed into horizontal component motion and longitudinal component motion due to swing, can drive swing cam and lifting cam rotation simultaneously by same swing motor, to drive swing arm and needle plate to reciprocate, to realize the lateral reciprocating swing of warp driving plate and weft driving plate and the up-and-down movement of needle plate, it is simple and ingenious in structure, good in running stability, low in investment and maintenance cost, and good in use effect.

[0004] To achieve the above object, the utility model uses the following technical solutions:

[0005] The biodegradable dustproof net weaving swing driving mechanism comprises a swing motor, a swing cam, a lifting cam and a plurality of connecting pieces; the swing motor, the swing cam and the lifting cam are arranged in the base at the lower end of the frame; the swing cam and the lifting cam are respectively sleeved and fixed on the output shaft of the swing motor; the connecting piece comprises a swing rod, a connecting rod, a support and a compression spring; one end of the swing rod is rotationally connected with the frame, and the other end of the swing rod is hingedly connected with the upper end of the connecting rod; the lower end of the connecting rod is arranged in the base and is fixedly connected with the support; the compression spring is sleeved on the connecting rod between the support and the base; the swing rod of one part of the connecting pieces is fixedly connected with the swing arm of the warp driving plate and the weft driving plate, the outer edge of the swing cam abuts against the lower end of the support of the corresponding connecting piece, and the swing arm is laterally reciprocatingly swung by driving the swing cam to rotate through the swing motor; the swing rod of the other part of the connecting pieces is fixedly connected with the needle plate, the outer edge of the lifting cam abuts against the lower end of the support of the corresponding connecting piece, and the needle plate is reciprocatingly lifted by driving the lifting cam to rotate through the swing motor.

[0006] Further, the connecting rod comprises an upper screw rod, a screw pipe and a lower screw rod; the upper end of the upper screw rod is hingedly connected with the swing rod, and the lower end of the upper screw rod is threadedly connected with the screw pipe; the upper end of the lower screw rod is threadedly connected with the screw pipe, and the lower end of the lower screw rod is fixedly connected with the support; the screw threads of the upper screw rod and the lower screw rod are opposite in direction, and the distance between the upper screw rod and the lower screw rod is increased or reduced by rotating the screw pipe.

[0007] Further, the lower part of the lower screw rod is provided with a telescopic cover; the lower end of the telescopic cover is fixedly connected with the base, and the upper end of the telescopic cover is fixedly connected with the lower screw rod.

[0008] Further, the lower end of the lower screw rod is provided with at least one limiting strip for limiting the rotation of the lower screw rod; the inner end of the limiting strip is fixedly connected with the lower screw rod, and the outer end of the limiting strip is embedded in the base.

[0009] Further, the lower end of the support is rotationally provided with a roller, and the roller abuts against the outer edge of the swing cam or the lifting cam.

[0010] Further, the number of the swing cam and the lifting cam is two respectively, and the number of the connecting pieces is four.

[0011] After the above technical scheme is adopted, the biodegradable dustproof net weaving swing driving mechanism has the following beneficial effects:

[0012] 1. The biodegradable dustproof net weaving swing driving mechanism can be decomposed into horizontal motion and vertical motion, the swing motor can drive the swing cam and the lifting cam to rotate at the same time, the swing arm and the needle plate are driven to reciprocate, the warp driving plate and the weft driving plate are driven to reciprocate laterally, and the needle plate is driven to lift up and down, the structure is simple and ingenious, the operation stability is good, the investment and maintenance cost are low, and the use effect is good.

[0013] 2, the utility model discloses a kind of biodegradable dustproof net weaving swing driving mechanisms, the thread direction of upper screw rod and lower screw rod is opposite, the distance between upper screw rod and lower screw rod is increased or reduced by rotating screw pipe, the actual installation length of connecting rod can be adjusted, and the initial position of swing arm and needle plate is further adjusted, and flexibility is good.

[0014] 3, the utility model discloses a kind of biodegradable dustproof net weaving swing driving mechanisms, lower screw rod lower portion cover is equipped with telescopic cover, can prevent external sundries from entering the part of lower screw rod and base contact;Limiting strip inner end is fixedly connected with lower screw rod, limiting strip outer end is embedded in base, can limit the rotation between lower screw rod and base, and good stability;In addition, support lower end is rotatably provided with gyro wheel, gyro wheel is abutted at swing cam or lifting cam outer edge, and the abrasion of swing cam or lifting cam to support lower end can be reduced by gyro wheel, and good use effect is good. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 It is the three-dimensional structure schematic diagram when the utility model is installed on weaving equipment;

[0016] Fig. 2 It is the three-dimensional structure schematic diagram of the utility model;

[0017] Fig. 3 It is the partial cut structure schematic diagram of swing motor, swing cam, lifting cam and connecting rod lower end of the utility model.

[0018] In the drawing, reference sign is shown as:

[0019] 1, swing motor;2, swing cam;3, lifting cam;4, connecting piece;40, swing lever;41, connecting rod;410, upper screw rod;411, screw pipe;412, lower screw rod;413, telescopic cover;414, limiting strip;42, support;43, compression spring;44, gyro wheel;5, rack;50, base;6, swing arm;7, needle plate. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical scheme and advantages of the utility model more clear and obvious, the utility model is further described in detail in the following with the aid of drawings and examples.It should be understood that the specific examples described here are only used to explain the utility model, and are not used to limit the utility model.

[0021] Please refer to Figs. 1-3The utility model provides a kind of biodegradable dust screen weaving swing drive mechanism, including swing motor 1, swing cam 2, lift cam 3 and multiple connecting pieces 4;The swing motor 1, swing cam 2 and lift cam 3 are arranged in the base 50 of lower end of rack 5;Swing cam 2 and lift cam 3 are respectively sleeved and fixed on the output shaft of swing motor 1;The connecting piece 4 includes swing lever 40, connecting rod 41, bracket 42 and compression spring 43;Swing lever 40 one end is rotatably connected with rack 5, and the other end of swing lever 40 is hingedly connected with the upper end of connecting rod 41;The lower end of connecting rod 41 is arranged in base 50 and is fixedly connected with bracket 42;Compression spring 43 is sleeved on the connecting rod 41 between bracket 42 and base 50;One part of the swing lever 40 of connecting piece 4 is fixedly connected with swing arm 6 of mounting warp drive plate and weft drive plate, the lower end of the bracket 42 of swing cam 2 is abutted on the corresponding connecting piece 4, and swing motor 1 drives swing cam 2 to rotate and drive swing arm 6 to reciprocate laterally;The swing lever 40 of another part of the connecting piece 4 is fixedly connected with needle plate 7, and the lower end of the bracket 42 of lift cam 3 is abutted on the corresponding connecting piece 4, and swing motor 1 drives lift cam 3 to rotate and drive needle plate 7 to reciprocate.

[0022] As Figs. 1-3 The connecting rod 41 includes upper screw rod 410, screw pipe 411 and lower screw rod 412, as shown in the figure;The upper end of upper screw rod 410 is hingedly connected with swing lever 40, and the lower end of upper screw rod 410 is threadedly connected with screw pipe 411;The upper end of lower screw rod 412 is threadedly connected with screw pipe 411, and the lower end of lower screw rod 412 is fixedly connected with bracket 42;The screw threads of upper screw rod 410 and lower screw rod 412 are opposite in direction, and the distance between upper screw rod 410 and lower screw rod 412 is increased or reduced by rotating screw pipe 411.

[0023] As Figs. 1-3 The lower part of lower screw rod 412 is covered with telescopic cover 413, as shown in the figure;The lower end of telescopic cover 413 is fixedly connected with base 50, and the upper end of telescopic cover 413 is fixedly connected with lower screw rod 412.

[0024] As Fig. 3 At least one limiting strip 414 for limiting the rotation of lower screw rod 412 is arranged at the lower end of lower screw rod 412, as shown in the figure;The inner end of limiting strip 414 is fixedly connected with lower screw rod 412, and the outer end of limiting strip 414 is embedded in base 50.

[0025] As Fig. 3 Roller 44 is rotatably arranged at the lower end of bracket 42, and the outer edge of swing cam 2 or lift cam 3 is abutted on roller 44, as shown in the figure.

[0026] As Figs. 1-2 The number of swing cam 2 and lift cam 3 is two respectively, and the number of connecting piece 4 is four, as shown in the figure.

[0027] It can be understood that "multiple" in the present disclosure refers to two or more, and other quantifiers are similar. The association relationship of "and / or" describing the associated objects means that there can be three relationships, for example, A and / or B can represent three cases of A existing alone, A and B existing together, and B existing alone. The character " / " generally represents that the associated objects before and after it are in an "or" relationship. The singular forms "a", "said" and "the" are also intended to include the plural forms, unless the context clearly indicates otherwise.

[0028] It can be further understood that the terms "first", "second", and the like are used to describe various information, but these information should not be limited to these terms. These terms are only used to distinguish the same type of information from each other, and do not indicate a particular order or importance. In fact, the expressions of "first", "second", and the like can be completely interchangeable. For example, the first information can also be referred to as the second information, and similarly, the second information can also be referred to as the first information without departing from the scope of the present disclosure.

[0029] It can be further understood that the terms "center", "longitudinal", "transverse", "front", "back", "up", "down", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the embodiments and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation.

[0030] It can be further understood that, unless otherwise specified, "connection" includes direct connection between the two without other components, and also includes indirect connection between the two with other elements.

[0031] It can be further understood that although the operations are described in a specific order in the embodiments of the present disclosure in the drawings, it should not be understood as requiring the operations to be performed in the specific order shown or in a serial order, or requiring all the shown operations to be performed to obtain the desired results. In a particular environment, multi-tasking and parallel processing can be advantageous.

[0032] Other embodiments of the present disclosure will be readily apparent to those skilled in the art upon considering the specification and practice of the utility model disclosed herein. The present application is intended to cover any variations, uses, or adaptations of the present disclosure that follow the general principles of the present disclosure and include common general knowledge or conventional technical means in the art that are not disclosed in the present disclosure. The specification and examples are only considered as exemplary, and the true scope and spirit of the present disclosure are indicated by the following claims.

[0033] The above merely describes a preferred embodiment of the present application, and the protection scope of the present application is not limited thereto, and any person skilled in the art can easily think of changes or replacements within the technical scope disclosed by the present application, which should be covered within the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.

Claims

1. A biodegradable dust screen woven oscillating drive mechanism, characterized by: The utility model provides a weaving machine's needle plate driving device, including swing motor (1), swing cam (2), lift cam (3) and a plurality of connecting piece (4), swing motor (1), swing cam (2) and lift cam (3) are arranged in the base (50) of lower end of rack (5), swing cam (2) and lift cam (3) are respectively sleeved and are fixed on the output shaft of swing motor (1), connecting piece (4) includes swing lever (40), connecting rod (41), support (42) and compression spring (43), swing lever (40) one end is rotatably connected with rack (5), and the other end of swing lever (40) is hingedly connected with the upper end of connecting rod (41), the lower end of connecting rod (41) is arranged in the base (50) and is fixedly connected with support (42), compression spring (43) is sleeved on the connecting rod (41) between support (42) and base (50), one part swing lever (40) of connecting piece (4) is fixedly connected with the swing arm (6) of installation warp driving plate and weft driving plate, the outer edge of swing cam (2) is in abutment at the lower end of the support (42) of corresponding connecting piece (4), swing motor (1) drives swing cam (2) rotation and drives swing arm (6) lateral reciprocating swing, another part swing lever (40) of connecting piece (4) is fixedly connected with needle plate (7), the outer edge of lift cam (3) is in abutment at the lower end of the support (42) of corresponding connecting piece (4), swing motor (1) drives lift cam (3) rotation and drives needle plate (7) reciprocating lift.

2. A biodegradable dust screen woven oscillating drive mechanism as claimed in claim 1, characterized in that: The connecting rod (41) includes an upper screw rod (410), a screw pipe (411), and a lower screw rod (412). The upper screw rod (410) is hingedly connected with the swing lever (40) at the upper end, and is threadedly connected with the screw pipe (411) at the lower end. The lower screw rod (412) is threadedly connected with the screw pipe (411) at the upper end, and is fixedly connected with the support (42) at the lower end. The screw threads of the upper screw rod (410) and the lower screw rod (412) are opposite in direction, and the distance between the upper screw rod (410) and the lower screw rod (412) is increased or reduced by rotating the screw pipe (411).

3. A biodegradable dust screen woven oscillating drive mechanism as claimed in claim 2, wherein: The lower part of the lower screw rod (412) is covered with a telescopic cover (413). The lower end of the telescopic cover (413) is fixedly connected with the base (50), and the upper end of the telescopic cover (413) is fixedly connected with the lower screw rod (412).

4. A biodegradable dust screen woven oscillating drive mechanism as claimed in claim 2, wherein: The lower end of the lower screw rod (412) is provided with at least one limiting strip (414) for limiting the rotation of the lower screw rod (412). The inner end of the limiting strip (414) is fixedly connected with the lower screw rod (412), and the outer end of the limiting strip (414) is embedded in the base (50).

5. A biodegradable dust screen woven oscillating drive mechanism as claimed in claim 1, wherein: The lower end of the support (42) is rotatably provided with a roller (44), which abuts against the outer edge of the swing cam (2) or the lift cam (3).

6. A biodegradable dust screen woven oscillating drive mechanism as claimed in claim 1, wherein: The number of swing cams (2) and lift cams (3) is two respectively, and the number of connecting pieces (4) is four.

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