Upper drafting automatic adjusting mechanism

Abstract

The utility model discloses an upper drafting automatic adjusting mechanism which comprises a left drafting machine frame and a right drafting machine frame, a sealing side plate is arranged between the left drafting machine frame and the right drafting machine frame, and a drafting channel is formed among the left drafting machine frame, the right drafting machine frame and the sealing side plate. The left drafting rack and the right drafting rack are located on the two sides of the sealing side plate respectively and are in sliding fit with the sealing side plate, and at least one adjusting mechanism is further arranged between the left drafting rack and the right drafting rack and comprises a first adjusting base located on the left drafting rack and a second adjusting base located on the right drafting rack; the electric adjusting part drives the first adjusting seat and the second adjusting seat to slide left and right, and sliding rail assemblies are further arranged at the bottoms of the first adjusting seat and the second adjusting seat. According to the utility model, the screw is driven by the motor to operate, the stations of the adjusting seat I and the adjusting seat II are automatically adjusted, so that the width of the drafting channel is adjusted, and the device has the advantages of convenience in operation and simple and compact structure.

Description

TECHNICAL FIELD

[0001] The utility model relates to non - woven production equipment technical field, more specifically, it relates to a kind of upper draft automatic adjusting mechanism. BACKGROUND

[0002] Spunbonding method is one of the main methods of non-woven production, also known as spunlaid or polymer extrusion. The principle of spunbonding method is to use chemical fiber spinning method to spin, draft and lay polymer into a web, and then reinforce it into non-woven material by needle punching, water jet, hot rolling or self-bonding method.

[0003] In the production process of non-woven fabric, the fiber spinning needs to be drafted by drafting equipment. The drafting air duct of the existing non-woven fabric drafting equipment is generally not adjustable. Different fiber spinning with different thickness requires different width of drafting air duct. Therefore, when processing fiber spinning with different thickness, the drafting equipment needs to be replaced, which brings great inconvenience to non-woven fabric production and affects the working efficiency of the whole production line. UTILITY MODEL CONTENT

[0004] In view of the deficiencies of the prior art, the utility model aims to provide an upper drafting adjusting mechanism which can automatically adjust the width of the drafting channel, is convenient to operate and has high automation.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: an upper drafting automatic adjusting mechanism, comprising a left drafting rack and a right drafting rack, a sealing side plate is arranged between the left drafting rack and the right drafting rack, a drafting channel is formed between the left drafting rack, the right drafting rack and the sealing side plate, the left drafting rack and the right drafting rack are respectively located on both sides of the sealing side plate and are in sliding cooperation with the sealing side plate, at least one adjusting mechanism is further arranged between the left drafting rack and the right drafting rack, the adjusting mechanism comprises an adjusting seat one on the left drafting rack, an adjusting seat two on the right adjusting rack and an electric adjusting part for driving the adjusting seat one and the adjusting seat two to slide left and right, and a slide rail assembly is further arranged at the bottom of the adjusting seat one and the adjusting seat two.

[0006] The utility model is further provided as follows: the electric adjusting part comprises a turbine reduction motor and a screw driven by the turbine reduction motor, the screw is respectively arranged in the adjusting seat one and the adjusting seat two at both ends, the adjusting seat one is provided with a forward nut matched with the screw, and the adjusting seat two is provided with a reverse nut matched with the screw.

[0007] The utility model is further provided as follows: the slide rail assembly comprises a mounting frame and a track, the bottom of the adjusting seat one and the adjusting seat is provided with a sliding groove matched with the track, and the sliding groove is buckled on the track to slide left and right.

[0008] The utility model further sets up: the adjusting mechanism is provided with two groups, and the length direction of left side draft frame and right side draft frame is up and down structure distribution, wherein the slide rail assembly is assembled in the adjusting mechanism of upper end station.

[0009] By adopting the above technical scheme, the motor drives the screw rod to rotate, and then the screw rod drives the adjusting seat one and the adjusting seat two to slide left and right, so that the left and right sliding of the left side draft frame and the right side draft frame is realized, the purpose of adjusting the size of the draft channel is achieved, and the utility model has the advantages of convenient adjustment, simple and compact structure and high working efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0010] Figure 1 The utility model structural diagram Figure 1 ;

[0011] Figure 2 The utility model structural diagram Figure 1 ;

[0012] Figure 3 The utility model structural diagram Figure 2 .

[0013] 1, left side draft frame;2, right side draft frame;3, sealing side plate;4, draft channel;5, adjusting mechanism;50, adjusting seat one;51, adjusting seat two;52, turbine speed reducer motor;53, screw rod;54, sliding chute;6, slide rail assembly;60, mounting frame;61, track. DETAILED DESCRIPTION

[0014] Refer to Figures 1 to 3 Further illustrate the utility model embodiment.

[0015] An upper draft automatic adjusting mechanism 5, including left side draft frame 1 and right side draft frame 2, be equipped with sealing side plate 3 between left side draft frame 1 and right side draft frame 2, form draft channel 4 between left side draft frame 1, right side draft frame 2 and sealing side plate 3, left side draft frame 1, right side draft frame 2 are located at the both sides of sealing side plate 3 respectively, and with sealing side plate 3 sliding fit, still be equipped with at least one group adjusting mechanism 5 between left side draft frame 1 and right side draft frame 2, the adjusting mechanism 5 includes the adjusting seat one 50 on left side draft frame 1, the adjusting seat two 51 on right side draft frame, and the electric adjusting portion of driving adjusting seat one 50, adjusting seat two 51 left and right sliding, the bottom of adjusting seat one 50 and adjusting seat two 51 still be equipped with slide rail assembly 6.

[0016] The electric adjusting part comprises a turbine reduction motor 52 and a screw rod 53 driven by the turbine reduction motor 52, both ends of the screw rod 53 are respectively arranged in the adjusting seat one 50 and the adjusting seat two 51, the adjusting seat one 50 is provided with a forward nut matched with the screw rod 53, and the adjusting seat two 51 is provided with a reverse nut matched with the screw rod 53. The slide rail assembly 6 comprises a mounting frame 60 and a rail 61, the adjusting seat one 50 and the bottom of the adjusting seat are provided with a sliding groove 54 matched with the rail 61, and the sliding groove 54 is buckled on the rail 61 and slidably matched left and right.

[0017] Working principle: when it is needed to adjust the size and width of the drafting channel 4, the screw rod 53 is rotated by the turbine reduction motor 52, the screw rod 53 is matched with the adjusting seat one 50 and the adjusting seat two 51 through the nut, the adjusting seat one 50 and the adjusting seat two 51 are simultaneously displaced by the forward rotation or the reverse rotation of the screw rod 53, the left drafting frame 1 and the right drafting frame 2 are simultaneously displaced towards the sealing side plate 3, the drafting channel 4 is reduced, or the left drafting frame 1 and the right drafting frame 2 are simultaneously displaced away from the sealing side plate 3, the drafting channel 4 is expanded. The automatic adjusting mode has the advantages of convenient operation and high working efficiency. Two groups of adjusting mechanisms 5 are arranged on the upper and lower equipment, the motion stability during adjustment is improved, the adjusting position of the drafting channel 4 is more accurate.

[0018] The preferred embodiments of the utility model are described above, the protection scope of the utility model is not limited to the above-mentioned embodiments only, any technical scheme belonging to the utility model idea is also within the protection scope of the utility model. It should be noted that, for ordinary skilled persons in the technical field, some improvements and decorations without departing from the principle of the utility model are also considered as the protection scope of the utility model.

Claims

1. An automatic upper drawing adjustment mechanism, comprising a left drawing frame and a right drawing frame, wherein a sealing side plate is provided between the left drawing frame and the right drawing frame, forming a drawing channel between the left drawing frame, the right drawing frame and the sealing side plate, characterized in that: The left and right drawing frames are located on opposite sides of the sealing side plate and slide in cooperation with it. At least one set of adjustment mechanisms is provided between the left and right drawing frames. The adjustment mechanism includes an adjustment seat one on the left drawing frame, an adjustment seat two on the right adjustment frame, and an electric adjustment unit that drives the adjustment seat one and adjustment seat two to slide left and right. The bottom of the adjustment seat one and adjustment seat two is also provided with a slide rail assembly.

2. The automatic upper drafting adjustment mechanism according to claim 1, characterized in that: The electric adjustment unit includes a worm geared motor and a screw driven by the worm geared motor. The two ends of the screw are respectively inserted into an adjustment seat one and an adjustment seat two. An adjustment seat one is provided with a forward nut adapted to the screw, and an adjustment seat two is provided with a reverse nut adapted to the screw.

3. The automatic upper drafting adjustment mechanism according to claim 2, characterized in that: The slide rail assembly includes a mounting bracket and a track. The bottom of the adjustment seat and the adjustment seat are both provided with a sliding groove that matches the track, and the sliding groove engages with the track to slide left and right.

4. The automatic upper drafting adjustment mechanism according to claim 3, characterized in that: The adjustment mechanism is provided in two sets, which are distributed vertically along the length of the left and right drawing frames, with the slide rail assembly assembled in the adjustment mechanism of the upper station.

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