Chemical fabric preparation process and stretching device thereof

Abstract

The invention relates to the technical field of chemical fabric processing, in particular to a chemical fabric preparation process and a chemical fabric stretching device.Two side plates are arranged at the top of a base, fixing devices for clamping and adjusting chemical fabric are arranged on the opposite sides of the two side plates, and a sectioning device for sectioning the chemical fabric is arranged on one side of the base; an electric sliding rail for driving the segmenting device to move is further arranged at the bottom of the base, and a top plate for observing the chemical fabric is arranged at the tops of the two side plates. Through the side plate, the fixing device, the segmenting device, the pressing mechanism, the translation mechanism and the adjusting mechanism, a positioning ball drives a supporting rod to move, the supporting rod drives a segmenting roller to move through an adjusting block, chemical fabrics are stretched, and when the same force is applied to the chemical fabrics with different lengths for stretching, the chemical fabrics with different lengths are in a tightened state; the change of the chemical fabric during stretching can be accurately and intuitively observed, and the detection result can be more accurate.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of chemical fiber cloth processing, in particular to a chemical fiber cloth preparation process and a stretching device thereof. BACKGROUND

[0002] Chemical fiber cloth, namely chemical fiber cloth, is a fabric made of chemical fibers through various textile processes. In the process of preparing high-performance textile chemical fiber cloth, the selection and treatment of raw materials are key steps. The raw materials can be one or a mixture of more than one of synthetic cellulose such as polypropylene, polyester, and polyamide. The selection is made according to the performance and cost of the desired product. In the production of chemical fiber cloth, a stretching device is needed to test the stretching of the chemical fiber cloth to detect the quality of the chemical fiber cloth during production.

[0003] Although the existing chemical fiber cloth stretching device can test different lengths of chemical fiber cloth at the same time, it is difficult to tighten the longer chemical fiber cloth when testing the stretching of different lengths of chemical fiber cloth. Therefore, when the same force is applied to the chemical fiber cloth of different lengths for stretching, the loose chemical fiber cloth will affect the test results during the stretching test, resulting in inaccurate test results. Therefore, we propose a chemical fiber cloth preparation process and a stretching device thereof. SUMMARY

[0004] In order to overcome the shortcomings of the prior art, the present application provides a chemical fiber cloth preparation process and a stretching device thereof.

[0005] To solve the above technical problems, the present application provides the following technical solutions:

[0006] A chemical fiber cloth preparation process, comprising the following steps:

[0007] S1, lay the chemical fiber cloth to be stretched flat, detect the appearance of the chemical fiber cloth to ensure that the appearance of the chemical fiber cloth has no lint or broken ends;

[0008] S2, stretch the chemical fiber cloth by setting a stretching device, and stretch different positions of the chemical fiber cloth;

[0009] S3, observe and measure the part of the chemical fiber cloth being stretched during stretching;

[0010] S4, after the chemical fiber cloth is stretched to a specified length, stop stretching the chemical fiber cloth, observe and record the stretched chemical fiber cloth, and then take down the stretched chemical fiber cloth and observe and record it again.

[0011] As a preferred technical scheme of the present application, the top of the base is provided with two side plates, the side plates facing each other are provided with fixing devices for clamping and adjusting the chemical fiber cloth, one side of the base is provided with segmenting devices for segmenting the chemical fiber cloth, and the bottom of the base is further provided with electric sliding rails for driving the segmenting devices to move, the top of the two side plates is provided with a top plate for observing the chemical fiber cloth, one end of the top plate is provided with a protection frame for observing the segmenting devices, and the side plates, the top plate and the protection frame are made of transparent material, so that people can observe the chemical fiber cloth at different positions from different angles.

[0012] The fixing device comprises a moving plate, one side of the moving plate is provided with a pressing mechanism, and a moving mechanism is arranged between the moving plate and the side plate, the two ends of the fiber cloth are fixed by the pressing mechanism, and the moving mechanism drives the pressing mechanism to move, so that the chemical fiber cloth is in a taut state, and the loose chemical fiber cloth is prevented from affecting the test result.

[0013] The segmenting device comprises a plurality of segmenting rollers arranged on one side of the base, a plurality of anti-skid pads are arranged on the segmenting rollers, and an adjusting mechanism for driving the segmenting rollers to rotate is arranged below the segmenting rollers, a translation mechanism for driving the adjusting mechanism to move is arranged between the adjusting mechanism and the electric sliding rail, the translation mechanism is driven to move by the electric sliding rail, the translation mechanism drives the adjusting mechanism to move, the adjusting mechanism drives the segmenting rollers to move, and the segmenting rollers drive the chemical fiber cloth to move, so that the chemical fiber cloth is stretched.

[0014] As a preferred technical scheme of the present application, the moving mechanism comprises two moving blocks inserted into the side plates, the moving blocks are fixed with the moving plate at the ends away from the side plates, a screw rod is screwed in the middle of the moving plate, a sliding groove matched with the moving blocks is arranged on the side surface of the side plate, a plurality of lock holes for limiting the screw rod are arranged on the side plate, a threaded hole matched with the screw rod is formed in the moving plate, the screw rod is moved to the outside of the lock hole by cooperation of the screw rod and the threaded hole, and the screw rod is reinserted into the lock hole after being moved to the specified position.

[0015] As a preferred technical scheme of the present application, the pressing mechanism comprises two pad blocks fixed on the moving plate, the pad blocks are fixed with lower clamping plates at the ends away from the moving plate, the lower clamping plates are provided with upper clamping plates at the sides away from the pad blocks, two mounting plates are symmetrically fixed at the two ends of the upper clamping plates, an electric hydraulic rod for driving the upper clamping plates to move is arranged between the two mounting plates and the moving plate, the mounting plates are driven to move by the extension end of the electric hydraulic rod, the mounting plates drive the upper clamping plates to move, the upper clamping plates are attached to the lower clamping plates, and the chemical fiber cloth is clamped.

[0016] As a preferred technical scheme of the present application, the side of the upper clamping plate is provided with a plurality of protrusions, the side of the lower clamping plate away from the cushion block is provided with a plurality of recesses matched with the protrusions, and the protrusions and the recesses are both provided with arc-shaped chamfers. The protrusions are moved by the upper clamping plate, and are inserted into the recesses. The contact area of the upper clamping plate and the lower clamping plate is increased by the cooperation of the protrusions and the recesses, so as to prevent the chemical fiber cloth from falling off during stretching.

[0017] As a preferred technical scheme of the present application, the translation mechanism includes a pull rod fixed on the electric slide rail, the end of the pull rod away from the electric slide rail is fixed with the adjusting mechanism, the inside of the pull rod is provided with a crossbar to increase the supporting force, and a plurality of vertical rods are arranged between the crossbar and the pull rod. The stability of the pull rod is increased by the crossbar and the vertical rods, so as to prevent the pull rod from deforming when the electric slide rail drives the adjusting mechanism to move through the pull rod, causing the adjusting mechanism to deviate, affecting the normal translation of the adjusting mechanism, and affecting the result of the stretching test.

[0018] As a preferred technical scheme of the present application, the adjusting mechanism includes a screw rod fixed on the pull rod, the top of the screw rod is provided with a positioning ball, a plurality of supporting rods are arranged on the positioning ball, a plurality of adjusting blocks are arranged between the supporting rods and the segmented rollers, a lifting ring is screwed on the outer wall of the screw rod, a sleeve ring is rotatably connected to the middle of the lifting ring, a plurality of inclined plates are arranged between the lifting ring and the adjusting blocks, the lifting ring is rotated to cooperate with the screw rod, the lifting ring moves along the outer wall of the screw rod, the sleeve ring moves driven by the lifting ring, the inclined plates move driven by the sleeve ring, the adjusting blocks move driven by the inclined plates, the adjusting blocks move along the outer wall of the supporting rods, and the segmented rollers move driven by the adjusting blocks. The distance between the segmented rollers is adjusted, so as to adjust the tension of the chemical fiber cloth.

[0019] As a preferred technical scheme of the present application, two positioning columns are inserted into the two sides of the adjusting block, a bidirectional threaded rod is arranged on the side of the two positioning columns facing each other, an adjusting wheel is fixed in the middle of the bidirectional threaded rod, the top of the adjusting wheel extends to the outside of the adjusting block, two flapper discs are fixed on the two positioning columns, the two ends of the bidirectional threaded rod extend to the inside of the positioning column and are screwed with the positioning column, and a plug hole matched with the positioning column is formed in the bottom of the segmented roller. The adjusting wheel is rotated to drive the bidirectional threaded rod to move, the bidirectional threaded rod cooperates with the positioning column, the positioning column moves transversely along the outer wall of the bidirectional threaded rod, the distance between the two positioning columns is adjusted, and segmented rollers of different sizes can be replaced.

[0020] As a preferred technical scheme of the present application, the outer wall of the sleeve ring is symmetrically fixed with two lock rods, one end of one of the lock rods is provided with a clamping plate, the bottom of the clamping plate is sleeved on the outer wall of the horizontal rod, and the top of the clamping plate is provided with a fixing hole matched with the lock rod, the lock rod is pushed to rotate the sleeve ring, the sleeve ring drives the adjusting block to rotate through the inclined plate, the adjusting block drives the positioning ball to rotate through the supporting rod, so as to adjust the position of the supporting rod, the adjusting block drives the segmented roller to rotate, and the chemical fiber cloth is wound around different numbers of segmented rollers, so that the chemical fiber cloth can be divided into different segments according to different requirements.

[0021] Compared with the prior art, the present application has the following beneficial effects:

[0022] 1. By means of the side plate, the fixing device, the segmentation device, the pressing mechanism, the translation mechanism and the adjusting mechanism, the positioning ball drives the supporting rod to move, the supporting rod drives the segmented roller to move through the adjusting block, the chemical fiber cloth is stretched, so that the chemical fiber cloth of different lengths is in a taut state when the same force is applied to stretch the chemical fiber cloth of different lengths, the changes of the chemical fiber cloth during stretching can be accurately and intuitively observed, and the detection result is more accurate.

[0023] 2. The adjusting wheel is rotated to drive the bidirectional screw rod to move, the bidirectional screw rod cooperates with the positioning column to move the positioning column transversely along the outer wall of the bidirectional screw rod, the distance between the two positioning columns is adjusted, and different sizes of segmented rollers can be replaced.

[0024] 3. The lock rod is pushed to rotate the sleeve ring, the sleeve ring drives the adjusting block to rotate through the inclined plate, the adjusting block drives the positioning ball to rotate through the supporting rod, so as to adjust the position of the supporting rod, the adjusting block drives the segmented roller to rotate, the chemical fiber cloth is wound around different numbers of segmented rollers, the chemical fiber cloth can be divided into different segments according to different requirements, and the convenience of the device is improved.

[0025] 4. The stability of the pull rod is improved by the horizontal rod and the plurality of vertical rods, so that the pull rod does not deform when the electric sliding rail drives the adjusting mechanism to move through the pull rod, the adjusting mechanism is not deviated, the adjusting mechanism can normally translate, and the result of the stretching test is not affected. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 The figure is a structural schematic view of the present application;

[0027] Figure 2 The figure is a structural schematic view of the fixing device of the present application;

[0028] Figure 3 The figure is a structural schematic view of the side plate of the present application;

[0029] Figure 4Structure diagram of the moving plate of the present application;

[0030] Figure 5 Structure diagram of the upper clamping plate of the present application;

[0031] Figure 6 Structure diagram of the lower clamping plate of the present application;

[0032] Figure 7 Structure diagram of the lead screw of the present application;

[0033] Figure 8 Structure diagram of the segmenting device of the present application;

[0034] Figure 9 Structure diagram of the segmenting roller of the present application;

[0035] Figure 10 Structure diagram of the supporting rod of the present application;

[0036] Figure 11 Structure diagram of the screw rod of the present application;

[0037] Figure 12 Structure diagram of the inclined plate of the present application;

[0038] Figure 13 Structure diagram of the adjusting block of the present application;

[0039] Figure 14 Structure diagram of the positioning column of the present application;

[0040] Figure 15 Structure diagram of the adjusting wheel of the present application;

[0041] Figure 16 Structure diagram of the lifting ring of the present application.

[0042] Wherein: 1, base; 2, side plate; 3, top plate; 4, protection frame; 5, electric sliding rail; 6, fixing device; 7, segmenting device; 601, moving plate; 602, electric hydraulic rod; 603, cushion block; 604, lower clamping plate; 605, upper clamping plate; 606, mounting plate; 607, moving block; 608, lead screw; 701, segmenting roller; 702, pull rod; 703, adjusting block; 704, anti-skid pad; 705, supporting rod; 706, inclined plate; 707, screw rod; 708, positioning ball; 709, lifting ring; 710, clamping plate; 711, locking rod; 712, sleeve ring; 713, positioning column; 714, baffle disc; 715, adjusting wheel; 716, bidirectional screw rod. DETAILED DESCRIPTION

[0043] In order to make the technical means, creative features, purposes and effects of the present application easy to understand, the present application is further described below in conjunction with specific embodiments, but the following embodiments are only preferred embodiments of the present application, not all. Based on the embodiments in the embodiments, other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application. In the following examples, the experimental methods are conventional methods, and the materials, reagents, etc. used in the following examples are commercially available unless otherwise specified.

[0044] The present application provides a chemical fiber cloth preparation process as shown in Figures 1-16 , comprising the following steps:

[0045] S1, the chemical fiber cloth to be stretched is laid flat, the appearance of the chemical fiber cloth is detected to ensure that the appearance of the chemical fiber cloth has no lint and broken ends;

[0046] S2, the chemical fiber cloth is stretched by setting a stretching device, and different positions of the chemical fiber cloth are stretched;

[0047] S3, the part of the chemical fiber cloth stretched during stretching is observed and observed;

[0048] S4, after the chemical fiber cloth is stretched to a specified length, the stretching of the chemical fiber cloth is stopped, the stretched chemical fiber cloth is observed and recorded, and the stretched chemical fiber cloth is taken off and observed and recorded again.

[0049] The present application provides a chemical fiber cloth preparation process as shown in Figure 1 , and a stretching device thereof, comprising:

[0050] The top of the base 1 is provided with two side plates 2, the side plates 2 are provided with a fixing device 6 for clamping and adjusting the chemical fiber cloth, one side of the base 1 is provided with a segmentation device 7 for segmenting the chemical fiber cloth, and the bottom of the base 1 is further provided with an electric sliding rail 5 for driving the segmentation device 7 to move, the top of the two side plates 2 is provided with a top plate 3 for observing the chemical fiber cloth, one end of the top plate 3 is provided with a protection frame 4 for observing the segmentation device 7, the side plates 2, the top plate 3 and the protection frame 4 are made of transparent heat-resistant material, so that people can observe the multiple positions of the chemical fiber cloth at different angles, and the heater can be placed inside the side plates 2 and the protection frame 4, the temperature of the cloth is controlled by the heater, the external temperature is separated, and the heating effect of the heater is improved.

[0051] From the above, when in use, the chemical fiber cloth that needs to be stretched is placed on the base 1 for observation, and then clamped, driven by the electric sliding rail 5 to stretch the chemical fiber cloth, so that the chemical fiber cloth changes from a relaxed state to a tight state, and then continues to stretch, and records the changes of the stretched chemical fiber cloth.

[0052] Reference Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 、 Figure 5 、 Figure 6 、 Figure 7 、 Figure 8 、 Figure 9 、 Figure 10 、 Figure 11 and Figure 12 As shown in the drawings, the fixing device 6 includes a moving plate 601, one side of the moving plate 601 is provided with a pressing mechanism, and a moving mechanism is arranged between the moving plate 601 and the side plate 2, the two ends of the fiber cloth are pressed and fixed by the pressing mechanism, and the pressing mechanism is moved by the moving mechanism, so that the chemical fiber cloth is in a tight state, and the loose chemical fiber cloth prevents the influence of the stretching test results;

[0053] The segmentation device 7 includes a plurality of segmentation rollers 701 arranged on one side of the base 1, a plurality of anti-skid pads 704 are arranged on the plurality of segmentation rollers 701, and an adjusting mechanism is arranged below the plurality of segmentation rollers 701 to drive the rotation of the plurality of segmentation rollers 701, a translation mechanism is arranged between the adjusting mechanism and the electric sliding rail 5 to drive the adjusting mechanism to move, the translation mechanism is driven by the electric sliding rail 5 to move, the adjusting mechanism is driven by the translation mechanism to move, the adjusting mechanism drives the plurality of segmentation rollers 701 to move, and the plurality of segmentation rollers 701 drives the chemical fiber cloth to move, so as to stretch the chemical fiber cloth.

[0054] The moving mechanism includes two moving blocks 607 inserted into the side plate 2, the moving plate 601 is fixed to one end of the two moving blocks 607 away from the side plate 2, a lead screw 608 is screwed in the middle of the moving plate 601, a sliding groove matched with the moving block 607 is arranged on the side surface of the side plate 2, a plurality of lock holes for limiting the lead screw 608 are arranged on the side plate 2, a threaded hole matched with the lead screw 608 is formed in the moving plate 601, the lead screw 608 is moved to the outside of the lock hole by the cooperation of the lead screw 608 and the threaded hole, and the lead screw 608 is reinserted into the lock hole after being moved to the specified position.

[0055] The pressing mechanism comprises two pads 603 fixed on the moving plate 601, a lower clamping plate 604 fixed at one end of the two pads 603 away from the moving plate 601, and an upper clamping plate 605 provided on the side of the lower clamping plate 604 away from the pads 603, wherein two mounting plates 606 are symmetrically fixed at the two ends of the upper clamping plate 605, and an electric hydraulic rod 602 is arranged between the two mounting plates 606 and the moving plate 601 to drive the upper clamping plate 605 to move, so that the mounting plates 606 are driven to move by the extension and retraction of the electric hydraulic rod 602, the upper clamping plate 605 is driven to move by the mounting plates 606, the upper clamping plate 605 is attached to the lower clamping plate 604, and the chemical fiber cloth is clamped.

[0056] The side surface of the upper clamping plate 605 is provided with a plurality of protruding portions, the side of the lower clamping plate 604 away from the pads 603 is provided with a plurality of recessed portions matched with the plurality of protruding portions, and the protruding portions and the recessed portions are both provided with arc-shaped chamfers, so that the plurality of protruding portions are inserted into the plurality of recessed portions by driving the plurality of protruding portions to move by the upper clamping plate 605, the contact area of the lower clamping plate 604 and the upper clamping plate 605 is increased by the cooperation of the plurality of protruding portions and the plurality of recessed portions, and the chemical fiber cloth is prevented from falling off during stretching.

[0057] The adjusting mechanism comprises a screw rod 707 fixed on the pull rod 702, a positioning ball 708 provided at the top of the screw rod 707, a plurality of supporting rods 705 provided on the positioning ball 708, a plurality of adjusting blocks 703 provided between the plurality of segmented rollers 701 and the plurality of supporting rods 705, a lifting ring 709 threadedly connected to the outer wall of the screw rod 707, a sleeve ring 712 rotatably connected to the middle portion of the lifting ring 709, a plurality of inclined plates 706 provided between the lifting ring 709 and the plurality of adjusting blocks 703, and the plurality of segmented rollers 701 are driven to move by the plurality of adjusting blocks 703 driven to move by the plurality of inclined plates 706 driven to move by the sleeve ring 712 driven to move by the lifting ring 709 cooperated with the screw rod 707 by rotating the lifting ring 709, the distance between the plurality of segmented rollers 701 is adjusted by moving the plurality of segmented rollers 701 by the plurality of adjusting blocks 703 moved along the outer wall of the supporting rod 705, and the tension of the chemical fiber cloth is adjusted.

[0058] By adopting the above technical scheme:

[0059] When in use, the lifting ring 709 is moved along the outer wall of the screw rod 707 by rotating the lifting ring 709 and cooperating with the screw rod 707, the sleeve ring 712 is moved by the lifting ring 709, the inclined plate 706 is moved by the sleeve ring 712, the adjusting block 703 is moved by the inclined plate 706, the adjusting block 703 is moved along the outer wall of the supporting rod 705, the segmented roller 701 is moved by the adjusting block 703, the spacing of the segmented rollers 701 is adjusted, the chemical fiber cloth is segmented after passing through the segmented rollers 701, the mounting plate 606 is moved by the telescopic end of the electric hydraulic rod 602, the upper clamping plate 605 is moved by the mounting plate 606, the upper clamping plate 605 is in close contact with the lower clamping plate 604, the chemical fiber cloth is clamped, the screw rod 608 is rotated, the screw rod 608 is moved to the outside of the lock hole by cooperating with the threaded hole, the screw rod 608 is inserted into the lock hole after being moved to the specified position, the length of the chemical fiber cloth is adjusted, and the chemical fiber cloth is in a taut state, the pull rod 702 is moved by the electric sliding rail 5, the screw rod 707 is moved by the pull rod 702, the lifting ring 709 is moved by the screw rod 707, the positioning ball 708 is moved by the lifting ring 709, the supporting rod 705 is moved by the positioning ball 708, the segmented roller 701 is moved by the supporting rod 705 through the adjusting block 703, and the chemical fiber cloth is stretched, so that the chemical fiber cloth of different lengths is in a taut state when the same force is applied to the chemical fiber cloth of different lengths for stretching, and the detection result is more accurate.

[0060] Secondly, referring to Figure 13 、 Figure 14 and Figure 15 , two positioning columns 713 are arranged on the two sides of the adjusting block 703, a bidirectional threaded rod 716 is arranged on the side facing each other of the two positioning columns 713, an adjusting wheel 715 is fixed to the middle part of the bidirectional threaded rod 716, the top of the adjusting wheel 715 extends to the outside of the adjusting block 703, two flapper plates 714 are fixed to the two positioning columns 713, the two ends of the bidirectional threaded rod 716 extend to the inside of the positioning column 713 and are screwed with the positioning column 713, and a plug hole matched with the positioning column 713 is formed in the bottom of the segmented roller 701, the bidirectional threaded rod 716 is moved by rotating the adjusting wheel 715, the positioning column 713 is moved transversely along the outer wall of the bidirectional threaded rod 716 by cooperating with the bidirectional threaded rod 716, and the spacing of the two positioning columns 713 is adjusted, so that the segmented roller 701 of different sizes can be replaced.

[0061] By adopting the above technical scheme:

[0062] In use, the rotation adjustment wheel 715 is rotated to drive the bidirectional threaded rod 716 to move, and the bidirectional threaded rod 716 cooperates with the positioning column 713 to move the positioning column 713 along the outer wall of the bidirectional threaded rod 716, so as to adjust the distance between the two positioning columns 713, thereby enabling replacement of the segmented rollers 701 of different sizes.

[0063] Again, referring to Figure 9 、 Figure 10 、 Figure 11 、 Figure 12 and Figure 16 , the outer wall of the sleeve ring 712 is symmetrically fixed with two lock rods 711, one end of one of the lock rods 711 is provided with a clamping plate 710, the bottom of the clamping plate 710 is sleeved on the outer wall of the horizontal rod, and the top of the clamping plate 710 is provided with a fixing hole matched with the lock rod 711, the lock rod 711 is pushed to drive the sleeve ring 712 to rotate, the sleeve ring 712 drives the adjusting block 703 to rotate through the inclined plate 706, the adjusting block 703 drives the positioning ball 708 to rotate through the support rod 705, thereby adjusting the position of the support rod 705, the adjusting block 703 drives the segmented roller 701 to rotate, and the chemical fiber cloth is wound around different numbers of segmented rollers 701, so that the chemical fiber cloth can be divided into different numbers according to different requirements.

[0064] By adopting the above technical scheme:

[0065] In use, the lock rod 711 is pushed to drive the sleeve ring 712 to rotate, the sleeve ring 712 drives the adjusting block 703 to rotate through the inclined plate 706, the adjusting block 703 drives the positioning ball 708 to rotate through the support rod 705, thereby adjusting the position of the support rod 705, the adjusting block 703 drives the segmented roller 701 to rotate, and the chemical fiber cloth is wound around different numbers of segmented rollers 701, so that the chemical fiber cloth can be divided into different numbers according to different requirements.

[0066] Finally, referring to Figure 1 and Figure 8 , the translation mechanism includes a pull rod 702 fixed on the electric slide rail 5, one end of the pull rod 702 away from the electric slide rail 5 is fixed with the adjusting mechanism, the inside of the pull rod 702 is provided with a horizontal rod to increase the supporting force thereof, a plurality of vertical rods are arranged between the horizontal rod and the pull rod 702, the stability of the pull rod 702 is increased through the horizontal rod and the plurality of vertical rods, so as to prevent the pull rod 702 from being deformed when the electric slide rail 5 drives the adjusting mechanism to move through the pull rod 702, causing the adjusting mechanism to deviate, so that the adjusting mechanism cannot normally translate, and affecting the result of the tensile test.

[0067] By adopting the above technical scheme:

[0068] In use, the stability of the pull rod 702 is increased by the cross rod and the plurality of vertical rods, preventing the electric sliding rail 5 from moving the adjusting mechanism when the pull rod 702 is deformed, causing the adjusting mechanism to deviate, so that the adjusting mechanism cannot normally translate, affecting the results of the tensile test.

[0069] The embodiments of the present application are described in detail above with reference to the drawings, but the present application is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present application.

Claims

1. A process for preparing chemical fiber fabric, characterized in that, Includes the following steps: S1. Lay the chemical fiber fabric that needs to be stretched flat and inspect its appearance to ensure that there are no fuzz or broken ends. S2. The chemical fiber fabric is stretched by setting up a stretching device, and the chemical fiber fabric is stretched at different positions. S3. Observe and monitor the stretching portion of the chemical fiber fabric during stretching; S4. After stretching the synthetic fiber fabric to the specified length, stop stretching the synthetic fiber fabric, observe and record the stretched synthetic fiber fabric, then remove the stretched synthetic fiber fabric and observe and record again.

2. The stretching device for a chemical fiber fabric preparation process according to claim 1, characterized in that, The base (1) has two side plates (2) on its top. A fixing device (6) for clamping and adjusting the chemical fiber cloth is provided on one side of the two side plates (2) facing each other. A segmentation device (7) for segmenting the chemical fiber cloth is provided on one side of the base (1). An electric slide rail (5) for driving the segmentation device (7) to move is also provided at the bottom of the base (1). A top plate (3) for observing the chemical fiber cloth is provided on the top of the two side plates (2). A protective frame (4) for observing the segmentation device (7) is provided at one end of the top plate (3). The fixing device (6) includes a movable plate (601), a pressing mechanism is provided on one side of the movable plate (601), and a moving mechanism is provided between the movable plate (601) and the side plate (2); The segmentation device (7) includes a plurality of segmentation rollers (701) disposed on one side of the base (1), a plurality of anti-slip pads (704) disposed on the plurality of segmentation rollers (701), an adjustment mechanism for driving the segmentation rollers (701) to rotate is disposed below the plurality of segmentation rollers (701), and a translation mechanism for driving the adjustment mechanism to move is disposed between the adjustment mechanism and the electric slide rail (5).

3. The stretching device for a chemical fiber fabric preparation process according to claim 2, characterized in that, The moving mechanism includes two moving blocks (607) inserted on the side plate (2). A moving plate (601) is fixed to one end of the two moving blocks (607) away from the side plate (2). A lead screw (608) is screwed to the middle of the moving plate (601). A sliding groove adapted to the moving block (607) is provided on the side of the side plate (2). Several locking holes for limiting the lead screw (608) are provided on the side plate (2). A threaded hole adapted to the lead screw (608) is provided on the moving plate (601).

4. The stretching device for a chemical fiber fabric preparation process according to claim 3, characterized in that, The clamping mechanism includes two pads (603) fixed on the movable plate (601). A lower clamping plate (604) is fixed to one end of the two pads (603) away from the movable plate (601). An upper clamping plate (605) is provided on the side of the lower clamping plate (604) away from the pads (603). Two mounting plates (606) are symmetrically fixed at both ends of the upper clamping plate (605). An electric hydraulic rod (602) for driving the upper clamping plate (605) to move is provided between the two mounting plates (606) and the movable plate (601).

5. The stretching device for a chemical fiber fabric preparation process according to claim 4, characterized in that, The upper clamping plate (605) has several protrusions on its side, and the lower clamping plate (604) has a recess on the side away from the pad (603) that matches the several protrusions. Both the protrusions and the recess have arc-shaped chamfers.

6. The stretching device for a chemical fiber fabric preparation process according to claim 1, characterized in that, The translation mechanism includes a pull rod (702) fixed on the electric slide rail (5). One end of the pull rod (702) away from the electric slide rail (5) is fixed to the adjustment mechanism. A crossbar is provided inside the pull rod (702) to increase its supporting force. Several vertical bars are provided between the crossbar and the pull rod (702).

7. The stretching device for a chemical fiber fabric preparation process according to claim 6, characterized in that, The adjustment mechanism includes a screw (707) fixed on a pull rod (702), a positioning ball (708) on the top of the screw (707), a plurality of support rods (705) on the positioning ball (708), a plurality of adjustment blocks (703) between a plurality of segmented rollers (701) and a plurality of support rods (705), a lifting ring (709) screwed to the outer wall of the screw (707), a collar (712) rotatably connected to the middle of the lifting ring (709), and a plurality of inclined plates (706) between the lifting ring (709) and a plurality of adjustment blocks (703).

8. The stretching device for a chemical fiber fabric preparation process according to claim 7, characterized in that, Two positioning pins (713) are inserted on both sides of the adjusting block (703). A bidirectional threaded rod (716) is provided on the side of the two positioning pins (713) facing each other. An adjusting wheel (715) is fixed in the middle of the bidirectional threaded rod (716). The top of the adjusting wheel (715) extends to the outside of the adjusting block (703). Two baffles (714) are fixed on the two positioning pins (713). The two ends of the bidirectional threaded rod (716) extend into the inside of the positioning pins (713) and are screwed to the positioning pins (713). The bottom of the segmented roller (701) is provided with an insertion hole that matches the positioning pin (713).

9. The stretching device for a chemical fiber fabric preparation process according to claim 8, characterized in that, Two locking rods (711) are symmetrically fixed to the outer wall of the collar (712). One end of one locking rod (711) is provided with a locking plate (710). The bottom of the locking plate (710) is sleeved on the outer wall of the crossbar, and the top of the locking plate (710) is provided with a fixing hole that matches the locking rod (711).

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