CN112537676A

CN112537676A - Protection device capable of adjusting tightness of textile fabric during rolling

Info

Publication number: CN112537676A
Application number: CN202011558578.0A
Authority: CN
Inventors: 贺茂超
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-25
Filing date: 2020-12-25
Publication date: 2021-03-23

Abstract

The invention relates to the technical field of textile fabrics, and discloses a protective device capable of adjusting the tightness of a textile fabric during rolling, which comprises a shell, wherein a photosensitive component is fixedly connected inside the shell, a transport wheel is movably connected inside the shell, the tightness of the textile fabric during rolling can be adjusted under the interaction of all structures of the protective device, meanwhile, the textile fabric can be cut according to different requirements for required length, and the rolling cylinder can be timely decelerated through a mandril and a blocking block when the rolling cylinder rotates at an overhigh speed, so that the effects of cutting the fabric at a fixed length, adjusting the tightness of the fabric during rolling, timely decelerating the rolling cylinder when the rolling cylinder rotates at a high speed are achieved, and the condition that the fabric cannot be rolled due to overlarge pulling force during rolling is ensured, the clothes conform to the technical idea of intelligent manufacturing.

Description

Protection device capable of adjusting tightness of textile fabric during rolling

Technical Field

The invention relates to the technical field of textile fabrics, in particular to a protection device capable of adjusting tightness of a textile fabric during rolling.

Background

The textile fabric is a material for manufacturing the clothes, is one of three elements of the clothes, can explain the style and the characteristics of the clothes, directly controls the expression effects of the color and the shape of the clothes, and presents the noble and perfect appearance.

Textile fabric is all through the surface fabric that is woven and is formed by many silk threads, the surface fabric is woven the back and need wash the surface fabric, the dyeing, it is dried, steps such as rolling, just can accomplish the production to the surface fabric, but when carrying out the rolling to the surface fabric, need guarantee the elasticity of textile fabric when the rolling, but the surface fabric elasticity of surface fabric when the rolling can't be adjusted to current surface fabric coiling mechanism, will make the surface fabric that newly produces go on the rolling when problem appearing like this, and current coiling mechanism can't come to carry out the fixed length to it according to the demand of difference and tailor, and when a rolling section of thick bamboo rotational speed is too fast, the surface fabric can receive great pulling force, just so make the surface fabric when carrying out the rolling easily, thereby pull the great surface fabric that makes of power and break and lead to the surface fabric can't be rolled up.

Therefore, in order to solve the problems, a protection device capable of adjusting the tightness of the textile fabric during rolling is needed.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a protection device capable of adjusting the tightness of a textile fabric during rolling, which has the advantages of cutting the fabric at a fixed length, adjusting the tightness of the fabric during rolling and timely decelerating the fabric when the rolling drum has a high rotating speed, and solves the problems that the fixed length cutting cannot be met according to different requirements, the tightness cannot be adjusted during rolling of the fabric, and the deceleration cannot be performed when the rotating speed of the rolling drum is too high.

(II) technical scheme

In order to achieve the purposes of cutting the fabric at a fixed length, adjusting the tightness of the fabric during rolling and timely decelerating the fabric when the rolling drum rotates at a high speed, the invention provides the following technical scheme: a protection device capable of adjusting tightness of textile fabric during rolling comprises a shell, wherein a photosensitive assembly is fixedly connected inside the shell, a transport wheel is movably connected inside the shell, lamp beads are fixedly connected outside the transport wheel, a box body is fixedly connected inside the transport wheel, a movable block is movably connected inside the box body, a round shaft is fixedly connected inside the shell, a fixed gear is movably connected outside the round shaft, a turntable is movably connected outside the fixed gear, a fixed plate is movably connected outside the turntable, a slide bar is movably connected outside the fixed plate, a detection assembly is movably connected outside the slide bar, a fixed shell is fixedly connected inside the shell, a pinion is movably connected outside the fixed shell, a rack bar is movably connected outside the pinion, a fixed shaft is fixedly connected inside the shell, and a blocking block is movably connected outside the fixed shaft, the outside swing joint of fixed axle has the receipts reel, and the inside fixedly connected with of receipts reel supports the shell, and the inside of supporting the shell is provided with the electrorheological body, and the outside swing joint of supporting the shell has the ejector pin.

Preferably, photosensitive element mainly comprises shading shell, transparent shell and photo resistance, shading shell fixed connection is in the inside of shell, the transparent shell is inlayed in the outside of shading shell, the transparent shell is corresponding with the position of lamp pearl, photo resistance swing joint is in the inside of shading shell, the specification of transparent shell and photo resistance's specification phase-match, the transparent shell is corresponding with the position of light trap, photosensitive element has two and is the symmetric distribution, eight lamp pearls are no less than to the outside fixedly connected with of every transport wheel, the even distribution of angle such as all lamp pearls is in the outside of transport wheel.

Preferably, the square hole has been seted up to the inside of transport wheel, and box fixed connection has seted up the short slot in the inboard of square hole, the internal surface of box, and the outside of movable block is provided with the lug, and lug swing joint has expanding spring in the inboard of short slot, the outside swing joint of movable block, and expanding spring swing joint is in the inside of box, and the inside of box is provided with the contact.

Preferably, the inboard of carousel is provided with the tooth, the annular has been seted up on the surface of carousel, the outside of slide bar is provided with the lug, lug swing joint is in the inboard of annular, the spout has been seted up to the outside of fixed plate, slide bar swing joint is in the inboard of spout, the detection subassembly is mainly by the square shell, the baffler pole, supporting spring, the dielectric medium board, the positive plate, the negative plate is constituteed, square shell fixed connection is in the inside of slide bar, the inside of positive plate and the equal fixed connection of negative plate at the square shell, the specification of positive plate and the specification phase-match and the position of negative plate are corresponding, supporting spring swing joint is in the outside of slide bar, baffler pole swing joint is in the outside.

Preferably, the surface of the fixed shell is provided with a slotted hole, the specification of the slotted hole is matched with that of the textile fabric, the inside of the fixed shell is provided with a long groove, the outside of the toothed bar is provided with a sliding sheet, the sliding sheet is movably connected to the inner side of the long groove, and the outside of the toothed bar is movably connected with a cutting device.

Preferably, the outside fixedly connected with base of fixed axle, the outside swing joint of base has the short spring, stop piece swing joint in the outside of short spring, the notch has been seted up on the surface of winding drum, support shell fixed connection is in the inboard of notch, the inside swing joint of support shell has connecting spring, connecting spring swing joint is in the outside of ejector pin, the main material of electrorheological body is gypsum, lime, carbon powder and olive oil, the electrorheological body is solid-state under the on state of regulation electric quantity, be liquid under the off-state, the volume of electrorheological body accounts for three fourths of support shell inner space, the inside fixedly connected with of support shell leads two and leads electrical pillar, the equal swing joint of all the electrical pillar is in the inside of electrorheological body.

Preferably, the fixed gear, the pinion and the winding drum are electrically connected with a driving power supply, the lamp bead, the conductive column and the cutting device are electrically connected with an external power supply, and the driving power supply, the external power supply, the photoresistor, the dielectric plate and the contact are electrically connected with the control center.

Preferably, the current difference is caused by the different facing areas of the dielectric plate, the positive plate and the negative plate in the detection assembly, the larger the facing area is, the larger the current is, otherwise, the smaller the current is, when the facing areas of the dielectric plate, the positive plate and the negative plate are half of the dielectric plate, the fabric has normal tightness, when the facing area is smaller than half of the dielectric plate, the tightness of the fabric is smaller, otherwise, the tightness of the fabric is larger.

Preferably, the outside of the winding drum, the transportation wheel and the slide bar is movably connected with a fabric, and the transportation wheel and the fixing plate can be driven to rotate under the action of the fabric when the winding drum rotates.

Preferably, the lamp beads are not bright in the initial state, the photoresistor cannot receive the illumination of the lamp beads, and at the moment, the resistance value of the photoresistor is maximum, and the current is maximum.

(III) advantageous effects

Compared with the prior art, the invention provides a protection device capable of adjusting the tightness of a textile fabric during rolling, and the protection device has the following beneficial effects:

1. this can adjust protection device of textile fabric elasticity when rolling, through photosensitive assembly, the transport wheel, the lamp pearl, the box, the movable block, the circle axle, fixed gear, the carousel, a fixed plate, the slide bar, under the interact between the determine module, can make timely elasticity to the surface fabric through the determine module when the surface fabric carries out the rolling detect, and adjust it through the flexible of slide bar, can make the operator carry out the fixed length to the surface fabric according to the demand of difference under the effect of photosensitive assembly and lamp pearl, operator's use has been made things convenient for.

2. This can adjust protection device of textile fabric elasticity when rolling, through the interact between all structures of this device under, can be so that carry out the regulation of elasticity to it when carrying out the rolling surface fabric, simultaneously can come to carry out tailorring of required length to it according to the demand of difference, and can be just when a winding section of thick bamboo slew velocity is too fast, can be timely slow down a winding section of thick bamboo through ejector pin and stop piece, thereby reached can the fixed length cutting surface fabric, can be when the elasticity of adjustment surface fabric when the rolling, can in time slow down its effect when a winding section of thick bamboo slew velocity is higher, guaranteed that the surface fabric can guarantee can not make the unable rolling of surface fabric because of dragging the power too big when carrying out the rolling, this dress accords with the technological theory of intelligent manufacturing.

Drawings

FIG. 1 is a schematic view of the present invention in partial cross section;

FIG. 2 is a schematic view of the structure of FIG. 1 at A according to the present invention;

FIG. 3 is a schematic view of the structure of FIG. 1 at B according to the present invention;

FIG. 4 is a schematic view of the structure of FIG. 1 at C according to the present invention;

FIG. 5 is a schematic structural diagram illustrating a connection relationship between some of the structures shown in FIG. 1 according to the present invention;

FIG. 6 is a schematic view of the structure of FIG. 5 of the present invention at D;

FIG. 7 is a schematic view showing the connection among the stationary casing, the pinion and the rack bar according to the present invention;

FIG. 8 is a schematic view showing the connection relationship among the fixing shaft, the blocking block, the winding drum, the supporting shell, the current transformer and the push rod according to the present invention;

fig. 9 is a schematic structural diagram of a connection relationship between partial structures in fig. 6 according to the present invention.

In the figure: 1. a housing; 2. a photosensitive element; 3. a transport wheel; 4. a lamp bead; 5. a box body; 6. a movable block; 7. a circular shaft; 8. fixing a gear; 9. a turntable; 10. a fixing plate; 11. a slide bar; 12. a detection component; 13. a stationary case; 14. a pinion gear; 15. a rack bar; 16. a fixed shaft; 17. a blocking block; 18. winding the roll; 19. a support housing; 20. an electrorheological fluid; 21. and a push rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-9, a protection device capable of adjusting tightness of a textile fabric during rolling comprises a shell 1, a photosensitive assembly 2 is fixedly connected inside the shell 1, a transport wheel 3 is movably connected inside the shell 1, lamp beads 4 are fixedly connected outside the transport wheel 3, the photosensitive assembly 2 mainly comprises a shading shell, a transparent shell and a photosensitive resistor, the shading shell is fixedly connected inside the shell 1, the transparent shell is embedded outside the shading shell, the position of the transparent shell corresponds to that of the lamp beads 4, the photosensitive resistor is movably connected inside the shading shell, the specification of the transparent shell is matched with that of the photosensitive resistor, the position of the transparent shell corresponds to that of a light hole, the photosensitive assemblies 2 are symmetrically distributed, not less than eight lamp beads 4 are fixedly connected outside each transport wheel 3, all the lamp beads 4 are uniformly distributed outside the transport wheel 3 at equal angles, the lamp beads 4 are not bright in the initial state, the photosensitive resistor cannot receive the illumination of the lamp beads 4, the resistance value of the photosensitive resistor is maximum, and the current is maximum.

The inside fixedly connected with box 5 of transport wheel 3, the inside swing joint of box 5 has movable block 6, the square hole has been seted up to the inside of

transport wheel

3, 5 fixed connection of box are in the inboard of square hole, the short groove has been seted up to the internal surface of box 5, the outside of movable block 6 is provided with the lug, lug swing joint is in the inboard in short groove, the outside swing joint of movable block 6 has expanding spring, expanding spring swing joint is in the inside of box 5, the inside of box 5 is provided with the contact.

The inside fixedly connected with circle axle 7 of shell 1, the outside swing joint of circle axle 7 has fixed gear 8, the outside swing joint of fixed gear 8 has carousel 9, the outside swing joint of carousel 9 has fixed plate 10, the outside swing joint of fixed plate 10 has slide bar 11, the outside swing joint of slide bar 11 has detection component 12, the inboard of carousel 9 is provided with the tooth, the annular has been seted up on the surface of carousel 9, the outside of slide bar 11 is provided with the lug, lug swing joint is in the inboard of annular, the outside of fixed plate 10 has the spout, slide bar 11 swing joint is in the inboard of spout, detection component 12 mainly comprises square shell, the baffle pole, supporting spring, the dielectric medium board, positive plate, negative plate, the square shell is fixed connection in the inside of slide bar 11, positive plate and negative plate all fixed connection are in the inside of square shell, the specification of positive plate matches and the position is, the supporting spring is movably connected to the outside of the sliding rod 11, the baffle rod is movably connected to the outside of the supporting spring, and the dielectric plate is fixedly connected to the outside of the baffle rod.

The dead area of the dielectric plate in the detection component 12 is different from that of the positive plate and the negative plate, which leads to different currents, the dead area is larger, the current is larger, otherwise, the current is smaller, the dead area of the dielectric plate, the positive plate and the negative plate is half of that of the dielectric plate, at the moment, the fabric is normal tightness, when the dead area is smaller than half of that of the dielectric plate, the tightness of the fabric is smaller, otherwise, the tightness of the fabric is larger, the tightness of the fabric can be detected timely through the detection component 12 when the fabric is wound through the interaction among the photosensitive component 2, the transport wheel 3, the lamp beads 4, the box body 5, the movable block 6, the circular shaft 7, the fixed gear 8, the rotary disc 9, the fixed plate 10, the sliding rod 11 and the detection component 12, the tightness of the fabric can be adjusted through the expansion and contraction of the sliding rod 11, the operator can fix the length of the fabric according to different requirements under the action of the photosensitive component 2 and, the use of the operator is facilitated.

The inner fixed connection of the shell 1 has a fixed shell 13, the outer movable connection of the fixed shell 13 has a pinion 14, the outer movable connection of the pinion 14 has a toothed bar 15, the surface of the fixed shell 13 has slotted holes, the specification of the slotted holes matches with the specification of the textile fabric, the inner of the fixed shell 13 has long slots, the outer of the toothed bar 15 has slip sheets, the slip sheets are movably connected to the inner sides of the long slots, the outer movable connection of the toothed bar 15 has a cutting device, the inner of the shell 1 is fixedly connected with a fixed shaft 16, the outer of the fixed shaft 16 is movably connected with a stop block 17, the outer of the fixed shaft 16 is movably connected with a take-up drum 18, the transport wheel 3, the outer of the slide bar 11 are all movably connected with the fabric, the take-.

The inside of the winding drum 18 is fixedly connected with a supporting shell 19, the inside of the supporting shell 19 is provided with an electrorheological body 20, the outside of the supporting shell 19 is movably connected with an ejector rod 21, the outside of the fixed shaft 16 is fixedly connected with a base, the outside of the base is movably connected with a short spring, a blocking block 17 is movably connected with the outside of the short spring, the surface of the winding drum 18 is provided with a notch, the supporting shell 19 is fixedly connected with the inner side of the notch, the inside of the supporting shell 19 is movably connected with a connecting spring, the connecting spring is movably connected with the outside of the ejector rod 21, the main material of the electrorheological, carbon powder and olive oil, the current variant 20 is solid in the electrified state of the specified current amount and liquid in the non-electrified state, the volume of the current variant 20 accounts for three quarters of the internal space of the supporting shell 19, two conductive columns are fixedly connected in the supporting shell 19, and all the conductive columns are movably connected in the current variant 20.

The fixed gear 8, the pinion 14 and the winding drum 18 are all electrically connected with a driving power supply, the lamp beads 4, the conductive columns and the cutting device are all electrically connected with an external power supply, the driving power supply, the external power supply, the photoresistor, the dielectric plate and the contacts are all electrically connected with the control center, under the interaction among all the structures of the device, can adjust the tightness of the fabric when the fabric is rolled, can cut the fabric according to different lengths according to different requirements, and when the rotation speed of the winding drum 18 is too high, the winding drum 18 can be decelerated in time through the ejector rod 21 and the stop block 17, thereby reached can fixed length cutting surface fabric, can be when the elasticity of adjustment surface fabric when the rolling, can in time carry out the effect of slowing down to it when 18 slew velocity of a rolling section of thick bamboo are higher, guaranteed that the surface fabric can guarantee can not make the unable rolling of surface fabric because of dragging the power too big when carrying out the rolling.

This device begins to launch, lamp pearl 4 is not bright under the initial condition, at this moment the photosensitive resistor can not receive the illumination of lamp pearl 4, at this moment the photosensitive resistor resistance is the biggest, the electric current is the minimum, the operator controls drive power supply through the control maincenter and drives winding drum 18 and rotate, the operator controls external power source through the control maincenter simultaneously and supplies power for lamp pearl 4 that required surface fabric length corresponds, winding drum 18 changes and drives transport wheel 3 and fixed plate 10 and rotate under the effect of surface fabric, the completion is to the rolling of surface fabric.

Transport wheel 3 rotates and drives lamp pearl 4 motion, when the lamp pearl 4 that lights up is unanimous with the photo resistance position, at this moment control maincenter control drive power supply no longer drives winding drum 18 and rotates, winding drum 18 stops the rolling to the surface fabric, control maincenter control drive power supply drive pinion 14 rotates simultaneously, control maincenter control external power source is for tailorring the device power supply, tailor device circular telegram operation, pinion 14 rotates and drives the motion of

ratch

15, 15 motions of ratch drive device movements of tailorring of operation, accomplish tailorring to the surface fabric, the operator is no longer driven pinion 14 to rotate through control maincenter control drive power supply, control maincenter control external power source is no longer for tailorring the device circular telegram simultaneously, at this moment the operator takes away the surface fabric of tailorr.

When the winding drum 18 rotates, the fabric is too tight, at this time, under the action of the fabric, the baffle rod compresses the supporting spring to move, the baffle rod moves to drive the dielectric plate to move, the dielectric plate moves to increase the facing area between the dielectric plate and the positive plate and the negative plate, and the connecting spring is compressed along with the dielectric plate to increase the facing area S between the dielectric plate and the positive plate and the negative plate, so that the capacitance C is increased, and the expression is as follows:

C＝εS/4πkd

at the moment, the current changes, the control center controls the driving power supply to drive the fixed gear 8 to rotate, the fixed gear 8 rotates to drive the rotary table 9 to move under the action of external teeth, the rotary table 9 moves to drive the sliding rod 11 to move on the inner side of the fixed plate 10 under the action of the annular groove and the protruding block until the facing area between the dielectric plate and the positive plate and the negative plate is half of that of the dielectric plate, otherwise, when the fabric is loosened, the facing area between the positive plate and the negative plate is reduced, the control center controls the driving power supply to drive the fixed gear 8 to rotate, so that the facing area between the dielectric plate and the positive plate and the negative plate is half of that of the dielectric plate, and the tightness of.

The winding drum 18 moves to drive the transport wheel 3 to move, when the transport wheel 3 normally moves, the centrifugal force applied to the movable block 6 is smaller than the elastic force of the expansion spring, at this time, the contact is not triggered, the winding drum 18 rotates to drive the supporting shell 19 to move, the supporting shell 19 moves to drive the ejector rod 21 to move, the ejector rod 21 is in contact with the blocking block 17, the ejector rod 21 compresses the connecting spring, so that the transport wheel 3 normally rotates, when the transport wheel 3 rapidly rotates, the centrifugal force applied to the movable block 6 is larger than the elastic force of the expansion spring, the movable block 6 is thrown out, the movable block 6 is in contact with the contact, at this time, the control center controls the driving power supply to not drive the winding drum 18 to rotate any more, at the same time, the control center controls the external power supply to supply power, current flows into the current transformer 20 through the conductive post, at this time, when the ejector rod 21 is, the take-up drum 18 is decelerated by the stop 17 and the ram 21.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a can adjust protection device of textile fabric elasticity when rolling, includes shell (1), its characterized in that: the light-sensitive component (2) is fixedly connected inside the shell (1), the transport wheel (3) is movably connected inside the shell (1), the lamp beads (4) are fixedly connected outside the transport wheel (3), the box body (5) is fixedly connected inside the transport wheel (3), the movable block (6) is movably connected inside the box body (5), the round shaft (7) is fixedly connected inside the shell (1), the fixed gear (8) is movably connected outside the round shaft (7), the turntable (9) is movably connected outside the fixed gear (8), the fixed plate (10) is movably connected outside the turntable (9), the slide rod (11) is movably connected outside the fixed plate (10), the detection component (12) is movably connected outside the slide rod (11), the fixed shell (13) is fixedly connected inside the shell (1), and the pinion (14) is movably connected outside the fixed shell (13), the external part of the pinion (14) is movably connected with a rack (15), the internal part of the shell (1) is fixedly connected with a fixed shaft (16), the external part of the fixed shaft (16) is movably connected with a stop block (17), the external part of the fixed shaft (16) is movably connected with a winding drum (18), the internal part of the winding drum (18) is fixedly connected with a supporting shell (19), the internal part of the supporting shell (19) is provided with an electrorheological body (20), and the external part of the supporting shell (19) is movably connected with a mandril (21).

2. The protection device capable of adjusting the tightness of the textile fabric during rolling according to claim 1, characterized in that: photosensitive element (2) mainly by the shading shell, transparent shell and photo resistance constitute, shading shell fixed connection is in the inside of shell (1), the outside at the shading shell is inlayed to the transparent shell, the transparent shell is corresponding with the position of lamp pearl (4), photo resistance swing joint is in the inside of shading shell, the specification of transparent shell and photo resistance's specification phase-match, the transparent shell is corresponding with the position of light trap, photosensitive element (2) have two and be the symmetric distribution, eight lamp pearl (4) are no less than to the outside fixedly connected with of every transport wheel (3), the even distribution of equal angle of all lamp pearls (4) is in the outside of transport wheel (3).

3. The protection device capable of adjusting the tightness of the textile fabric during rolling according to claim 1, characterized in that: the square hole has been seted up to the inside of haulage wheel (3), and box (5) fixed connection has been seted up at the inboard in square hole, and the short slot has been seted up to the internal surface of box (5), and the outside of movable block (6) is provided with the lug, and lug swing joint is in the inboard in short slot, and the outside swing joint of movable block (6) has expanding spring, and expanding spring swing joint is in the inside of box (5), and the inside of box (5) is provided with the contact.

4. The protection device capable of adjusting the tightness of the textile fabric during rolling according to claim 1, characterized in that: the inboard of carousel (9) is provided with the tooth, the annular has been seted up on the surface of carousel (9), the outside of slide bar (11) is provided with the lug, lug swing joint is in the inboard of annular, the spout has been seted up to the outside of fixed plate (10), slide bar (11) swing joint is in the inboard of spout, detect component (12) are mainly by the square casing, the baffle pole, supporting spring, the dielectric plate, the positive plate, the negative plate is constituteed, square casing fixed connection is in the inside of slide bar (11), the equal fixed connection of positive plate and negative plate is in the inside of square casing, the specification of positive plate and the specification phase-match and the position of negative plate are corresponding, supporting spring swing joint is in the outside of slide bar (11), baffle pole swing joint is in the outside of supporting spring, dielectric plate.

5. The protection device capable of adjusting the tightness of the textile fabric during rolling according to claim 1, characterized in that: slotted holes are formed in the surface of the fixed shell (13), the specifications of the slotted holes are matched with those of the textile fabric, elongated slots are formed in the fixed shell (13), sliding pieces are arranged outside the toothed bar (15), the sliding pieces are movably connected to the inner sides of the elongated slots, and a cutting device is movably connected to the outside of the toothed bar (15).

6. The protection device capable of adjusting the tightness of the textile fabric during rolling according to claim 1, characterized in that: the outside fixedly connected with base of fixed axle (16), the outside swing joint of base has the short spring, stop block (17) swing joint in the outside of short spring, the notch has been seted up on the surface of take-up reel (18), support shell (19) fixed connection is in the inboard of notch, the inside swing joint of support shell (19) has connecting spring, connecting spring swing joint is in the outside of ejector pin (21), the volume of electrorheological body (20) accounts for three fourths of support shell (19) inner space, two electric conduction posts of inside fixedly connected with of support shell (19), all electric conduction posts all swing joints in the inside of electrorheological body (20).

7. The protection device capable of adjusting the tightness of the textile fabric during rolling according to claim 1, characterized in that: fixed gear (8), pinion (14), a winding drum (18) all are connected with driving power supply electricity, and lamp pearl (4), lead electrical pillar, tailor the device and all are connected with external power supply electricity, and driving power supply, external power supply, photo resistance, dielectric plate, contact all are connected with the control center electricity.