Amplitude adjusting mechanism of tentering setting machine

Abstract

The utility model discloses an amplitude modulation mechanism of a tentering setting machine, which comprises a support, two parallel racks are arranged on the support, a machine head chain wheel is rotatably mounted at one end of the head of each rack, a machine tail chain wheel is rotatably mounted at one end of the tail of each rack, and a transmission chain is wound between the machine head chain wheel and the machine tail chain wheel. Needle tongs arranged at intervals are installed on the outer side of the transmission chain, adjusting wheels are arranged between the machine head chain wheel and the machine tail chain wheel, the adjusting wheels on the two sides are connected through a connecting shaft, the connecting shaft is driven by an adjusting motor to rotate, and a lifting mechanism is connected to the bottom of the connecting shaft. According to the utility model, the adjusting wheel is additionally arranged in the transmission chain, and the fabric is raised upwards in a local small range through the adjusting wheel, so that the running speed of the fabric is properly accelerated, the skewing of the head and the tail of the fabric is adjusted, and the waste of the fabric is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of stenter setting machines, in particular to the technical field of amplitude modulation mechanisms. Background Art

[0002] The working principle of the stenter setting machine is to use mechanical force to stretch the warp and weft yarns simultaneously to a plane to achieve the purpose of setting.

[0003] When the existing stenter setting machine is working, uneven seams at the beginning and end of the piece often cause local weft skew, resulting in fabric waste. Summary of the Invention

[0004] The purpose of the utility model is to solve the problems in the prior art and to provide an amplitude modulation mechanism for a stenter setting machine, which can solve the above problems.

[0005] To achieve the above-mentioned purpose, the utility model proposes an amplitude modulation mechanism of a stenter setting machine, comprising a bracket, on which two parallel frames are provided, a head sprocket is rotatably mounted on one end of the frame, and a tail sprocket is rotatably mounted on one end of the frame, a transmission chain is wrapped around the head sprocket and the tail sprocket, and needle clips arranged at intervals are installed on the outside of the transmission chain, an adjusting wheel is provided between the head sprocket and the tail sprocket, the adjusting wheels on both sides are connected by a connecting shaft, the connecting shaft is driven to rotate by an adjusting motor, and a lifting mechanism is connected to the bottom of the connecting shaft.

[0006] Preferably, a tension roller is provided between the adjusting wheel and the head sprocket, and the bottom of the tension roller abuts against the lower chain of the transmission chain.

[0007] Preferably, the tail sprockets on both sides are connected via a drive shaft, and the connecting shaft is driven to rotate by the tail motor.

[0008] Preferably, the lifting mechanism is a lifting cylinder, the bottom of the lifting cylinder is mounted on a bracket, and the output end of the lifting cylinder is connected to a shaft.

[0009] Preferably, a clearance slot for the connecting shaft to move is provided on the frame.

[0010] Preferably, the regulating motor is fixed on a mounting bracket, and the mounting bracket is slidably mounted on the outside of the frame.

[0011] Preferably, an overfeed roller is provided on one side of the head of the bracket.

[0012] The beneficial effects of the utility model are as follows: the utility model adds an adjusting wheel in the transmission chain, which makes the fabric bulge upward in a small local area, appropriately speeds up the running speed of the fabric, adjusts the weft skew of the head and tail of the fabric, and reduces fabric waste.

[0013] The features and advantages of the present invention will be described in detail through embodiments with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a structural diagram of the utility model;

[0015] Figure 2 It is an adjustment diagram of the utility model;

[0016] Figure 3 This is a schematic diagram of the installation of the regulating wheel of the present utility model.

[0017] In the figure: 1. Bracket; 2. Frame; 3. Head sprocket; 4. Tail sprocket; 5. Drive chain; 6. Needle clip; 7. Adjusting wheel; 8. Connecting shaft; 9. Adjusting motor; 10. Lifting mechanism; 11. Tension roller; 12. Mounting frame; 13. Overfeed roller. DETAILED DESCRIPTION

[0018] See Figure 1 、 Figure 2 、 Figure 3 , the amplitude modulation mechanism of the stenter setting machine includes a bracket 1, on which two parallel frames 2 are provided, one end of the head of the frame 2 is rotatably mounted with a head sprocket 3, and one end of the tail of the frame 2 is rotatably mounted with a tail sprocket 4, a transmission chain 5 is wrapped around the head sprocket 3 and the tail sprocket 4, and needle clips 6 are installed at intervals on the outside of the transmission chain 5, an adjusting wheel 7 is provided between the head sprocket 3 and the tail sprocket 4, and the adjusting wheels 7 on both sides are connected by a connecting shaft 8, and the connecting shaft 8 is driven to rotate by an adjusting motor 9, and a lifting mechanism 10 is connected to the bottom of the connecting shaft 8; the adjusting A tension roller 11 is provided between the wheel 7 and the head sprocket 3, and the bottom of the tension roller 11 is in contact with the lower chain of the transmission chain 5; the tail sprockets 4 on both sides are connected by a drive shaft, and the connecting shaft 8 is driven to rotate by the tail motor; the lifting mechanism 10 is a lifting cylinder, the bottom of the lifting cylinder is installed on the bracket 1, and the output end of the lifting cylinder is connected to the connecting shaft 8; a makeshift slot for the connection shaft 8 to move is provided on the frame 2; the adjusting motor 9 is fixed on the mounting bracket 12, and the mounting bracket 12 is slidably installed on the outside of the frame 2; an overfeeding roller 13 is provided on the head side of the bracket 1.

[0019] Working process of this utility model:

[0020] During the working process of the utility model, when adjustment is needed, the lifting mechanism drives the adjusting wheels on both sides to move upward, and the needle clips at the locations are pushed upward, thereby appropriately accelerating the running speed of the fabric, partially adjusting the weft skew, and reducing fabric waste.

[0021] The above embodiments are intended to illustrate the present invention, not to limit the present invention. Any solution that is a simple transformation of the present invention falls within the scope of protection of the present invention.

Claims

1. A stentering machine amplitude modulation mechanism, characterized by: The invention comprises a bracket (1), wherein two mutually parallel frames (2) are provided on the bracket (1), a head sprocket (3) is rotatably mounted on one end of the head of the frame (2), a tail sprocket (4) is rotatably mounted on one end of the tail of the frame (2), a transmission chain (5) is wound around the head sprocket (3) and the tail sprocket (4), needle clips (6) arranged at intervals are installed on the outer side of the transmission chain (5), an adjusting wheel (7) is provided between the head sprocket (3) and the tail sprocket (4), the adjusting wheels (7) on both sides are connected by a connecting shaft (8), the connecting shaft (8) is driven to rotate by an adjusting motor (9), and a lifting mechanism (10) is connected to the bottom of the connecting shaft (8).

2. The amplitude modulation mechanism of the stenter setting machine according to claim 1, characterized in that: A tension roller (11) is provided between the regulating wheel (7) and the machine head sprocket (3), and the bottom of the tension roller (11) abuts against the lower chain of the transmission chain (5).

3. The amplitude modulation mechanism of the stenter setting machine according to claim 1, characterized in that: The tail sprockets (4) on both sides are connected via a drive shaft, and the connecting shaft (8) is driven to rotate by the tail motor.

4. The amplitude modulation mechanism of the stenter setting machine according to claim 1, characterized in that: The lifting mechanism (10) is a lifting cylinder, the bottom of which is mounted on the bracket (1), and the output end of the lifting cylinder is connected to the connecting shaft (8).

5. The amplitude modulation mechanism of the stenter setting machine according to claim 1, characterized in that: The frame (2) is provided with a clearance slot for the connecting shaft (8) to move.

6. The amplitude modulation mechanism of the stenter setting machine according to claim 1, characterized in that: The regulating motor (9) is fixed on a mounting frame (12), and the mounting frame (12) is slidably mounted on the outside of the frame (2).

7. The amplitude modulation mechanism of the stenter setting machine according to claim 1, characterized in that: An overfeed roller (13) is provided on one side of the head of the bracket (1).

Images