CN114210743A

CN114210743A - Soft longitudinal shearing guide and guard equipment for cold-rolled sheet

Info

Publication number: CN114210743A
Application number: CN202111425446.5A
Authority: CN
Inventors: 赵鑫禹; 刘江炜
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-11-27
Filing date: 2021-11-27
Publication date: 2022-03-22

Abstract

The invention relates to the technical field of guide and guard, in particular to soft longitudinal shearing guide and guard equipment for a cold-rolled sheet, which comprises a base provided with a groove, two first fixing plates fixedly arranged on the base and a first rotating rod rotatably arranged on the side wall of the base, wherein inner cavities are formed in the two first fixing plates, movable rods are slidably arranged in the inner cavities, one end of each movable rod is fixedly provided with a second fixing plate, and one side of each second fixing plate is fixedly connected with a first spring. According to the invention, through arranging the movable rod, the first spring and other mechanisms, the thin plate is conveyed between the first fixing plates on the first rotating rod, the clamping plates are pushed to move according to the width difference of the thin plate, the clamping plates move into the inner cavity under the limiting action of the strip-shaped groove and the fixing blocks, the first spring is stressed to generate compression under the driving of the movable rod, and after the thin plate enters between the two clamping plates, the two clamping plates clamp the thin plate under the elastic force action of the first spring.

Description

Soft longitudinal shearing guide and guard equipment for cold-rolled sheet

Technical Field

The invention relates to the technical field of guide and guard, in particular to soft longitudinal shearing guide and guard equipment for a cold-rolled sheet.

Background

The guide and guard device is a device which is arranged before and after the roll pass and helps rolled pieces to accurately and stably enter and exit the roll pass according to a set direction and state in the section steel rolling process, and the guide and guard device is used for accurately guiding the rolled pieces into the roll pass; ensuring that a rolled piece is stably deformed in a pass and obtaining a required geometric shape and size; the rolled piece is smoothly led out from the pass, so that the roll is prevented from being wound; controlling or forcing the rolled piece to twist or bend and deform and move in a certain direction.

In the prior art, the sheet cold rolling equipment comprises an upper guide roller assembly and a lower guide roller assembly which are used for clamping the upper surface and the lower surface of a blank, and a horizontal clamping plate assembly which is used for clamping the left surface and the right surface of the blank, so that the change of a guide gap between the upper guide roller and the lower guide roller is realized, steel products with different specifications can be guided, and the universality of a guide system is effectively improved.

However, the defect still exists in the technology, the driving mechanisms of the guide roller assembly and the clamping plate assembly comprise a series of devices such as a motor and a rotating rod, the mechanism composition is complex, the motor needs to be started and adjusted by workers aiming at steel products with different specifications, a lot of electric energy is additionally wasted, the workers need to pay attention constantly, energy is consumed, and energy conservation is not facilitated.

Therefore, a cold-rolled sheet soft longitudinal shearing guide device is provided.

Disclosure of Invention

The invention aims to provide soft longitudinal shearing guide and guard equipment for cold-rolled sheets, which aims to solve the problem of automatically clamping cold-rolled sheets with different widths in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a cold-rolled sheet metal soft attitude indulges cuts and leads defending equipment, is including establishing notched base, two first fixed plates of fixed mounting on the base, rotating the first bull stick of installing on the base lateral wall, two the inner chamber has all been seted up to the inside of first fixed plate, the inside slidable mounting of inner chamber has the movable rod, the one end fixed mounting of movable rod has the second fixed plate, the first spring of one side fixedly connected with of second fixed plate, and the one end fixed connection of first spring is on the lateral wall of inner chamber, the bar groove has been seted up on the movable rod, fixed mounting has the fixed block on the diapire of inner chamber, the other end of movable rod articulates there is splint, and splint locate one side that first fixed plate is close to first bull stick.

Through setting up the movable rod, the second fixed plate, mechanism such as first spring, the sheet metal transports between the first fixed plate on first bull stick, promote splint to remove according to the difference of sheet metal width, splint remove to the inner chamber under the limiting displacement of bar groove and fixed block, and first spring atress produces the compression under the drive of movable rod, and the sheet metal all gets into back between two splint, and two splint press from both sides tight sheet metal under the spring action of first spring, realize fixed and spacing about the sheet metal.

Preferably, the inside of splint is seted up flutedly, rotate on the inner wall of recess and install a plurality of gyro wheels, one side fixedly connected with second spring of splint, and the one end fixed connection of second spring is on first fixed plate.

Through setting up mechanisms such as first recess, gyro wheel, second spring, when producing the skew when the sheet metal transportation, sheet metal contact splint drive splint and take place to deflect, and the both sides of sheet metal slide on the gyro wheel, and the pulling force extension is overcome to the second spring under the rotation of splint for splint are in the horizontality, realize the injecing to the sheet metal position, put the position of sheet metal upright, and the second spring resets splint when the sheet metal breaks away from splint.

Preferably, two be equipped with the limiting plate between the first fixed plate, the second recess has been seted up on the limiting plate, fixed mounting has the dead lever on the inner wall of second recess, slidable mounting has the movable block that two symmetries set up, two on the dead lever articulated have the connecting rod on the movable block, the one end of connecting rod articulates there is the drive block, and the inside fixed mounting of drive block has the nut, rotate between the first fixed plate and install two-way threaded rod, drive block slidable mounting is on two-way threaded rod.

Through setting up mechanisms such as limiting plate, movable block, two-way threaded rod, drive two drive blocks and slide in opposite directions under the rotation of two-way threaded rod, the drive block drives the connecting rod and removes in opposite directions, and the movable block slides along the dead lever under the drive of connecting rod, and the connecting rod receives the limiting displacement downwardly extending of two-way threaded rod again, and then drives the limiting plate downstream, realizes the fore-and-aft restriction to the sheet metal, prevents the emergence of springboard.

Preferably, one side fixed mounting of movable rod has the rack, rotate on the diapire of inner chamber and install the gear, and rack and gear intermeshing, fixed mounting has the second bull stick on the gear, fixed mounting has first conical gear on the second bull stick, the stopper has been cup jointed on the second bull stick, one side of stopper is rotated and is installed two-way threaded rod, fixed mounting has second conical gear on the two-way threaded rod, first conical gear and second conical gear intermeshing.

Through setting up mechanisms such as rack, gear, first conical gear, the movable rod is to the inner chamber activity, and then drives gear revolve, and the second bull stick on the gear drives first conical gear and rotates, because first conical gear and second conical gear intermeshing, second conical gear rotates through the transmission to drive the rotation of two-way threaded rod, realize the drive to two-way threaded rod, and then drive subsequent mechanism and remove.

Preferably, the bottom fixed mounting of limiting plate has the telescopic link that two symmetries set up, two all the cover is equipped with the third spring on the telescopic link, the bottom fixed mounting of telescopic link has the fly leaf, and the both ends difference fixed connection of third spring is on limiting plate and fly leaf.

Through setting up mechanisms such as telescopic link, fly leaf, third spring, can drive the fly leaf and remove more distance when the width broad of sheet metal, the distance of limiting plate downstream is great, and the distance of limiting plate downstream is less when the width of sheet metal is narrower, and the fly leaf receives the extrusion of sheet metal to make telescopic link and third spring receive compression and fixed, realizes the extrusion to the sheet metal for the sheet metal receives the restriction on vertical.

Preferably, the lower extreme of first bull stick is equipped with clean pole, the fixed mounting all around of clean pole has the brush, the pivot of clean pole runs through the lateral wall and the fixed mounting of base has first belt pulley, the pivot fixed mounting of first bull stick has the second belt pulley, and the outside of base is located to first belt pulley and second belt pulley, the radius of first belt pulley is 1/2 of second belt pulley, first belt pulley and second belt pulley pass through belt transmission and connect.

Through setting up mechanisms such as clean pole, brush, first belt pulley, first bull stick drives the second belt pulley and rotates, utilizes the transmission of belt to connect and drives first belt pulley and rotate, drives clean pole rotation under the rotation of first belt pulley, and the brush on the clean pole clears up first bull stick, cleans the metal fillings on the first bull stick, realizes the clearance to first bull stick, prevents that the metal fillings from adhering to too much damage the steel surface.

Preferably, the lower extreme of cleaning rod is equipped with the collecting box, the bottom fixedly connected with of collecting box has the fourth spring of a plurality of symmetry settings, the bottom fixed mounting of collecting box has first conducting block, fixed mounting has the second conducting block on the base diapire, the outside fixed mounting of base has the siren, first conducting block, second conducting block and siren pass through wire and power electric connection.

Through setting up mechanisms such as collecting box, first conducting block, second conducting block, the metal fillings are cleaned and fall to the collecting box in, along with the increase of metal fillings, the weight of collecting box totality increases gradually, and the collecting box extrudees the fourth spring and contracts downwards, and the collecting box takes first conducting block to move down until contacting the second conducting block, and here circuit is put through, and the siren sends out the police dispatch newspaper, reminds the staff to collect the metal fillings and is used for recycling.

Preferably, the first and second conical gears have a gear ratio of 1/2.

The first conical gear is driven by the rotating rod to rotate at a certain speed, the first conical gear transmits the speed to the second conical gear, the speed of the second conical gear is twice that of the first conical gear according to the transmission ratio of the first conical gear and the second conical gear, and the second conical gear drives the bidirectional threaded rod to rotate at a high speed to realize high-speed driving of the bidirectional threaded rod.

Preferably, the clamping plates and the rollers are made of an austenite-bainite dual-phase structure high-strength wear-resistant steel material.

The Aubeth dual-phase structure high-strength wear-resistant steel has the advantages of high yield strength, high tensile strength, good ductility, high strength, high fracture toughness, high impact strength, excellent wear resistance and the like, so that the clamping plate and the roller cannot be easily damaged by impact force under the impact of a metal plate, the service life is long, and the replacement of the clamping plate and the roller is reduced.

Preferably, the brush is made of anti-static PVC material.

The anti-static PVC material has excellent anti-static function on the basis of keeping the performances of corrosion resistance, flame retardance and the like of PVC through a film coating technology, so that metal scraps cannot be adsorbed by static electricity generated by friction when the brush cleans the surface of the first rotating rod, and insufficient cleaning is caused; meanwhile, the antistatic PVC material has high surface hardness and excellent scratch resistance, reduces the consumption of the brush and saves the cost.

Compared with the prior art, the invention has the beneficial effects that:

1. through setting up the movable rod, the second fixed plate, mechanism such as first spring, the sheet metal transports between the first fixed plate on first bull stick, promote splint to remove according to the difference of sheet metal width, splint remove to the inner chamber under the limiting displacement of bar groove and fixed block, and first spring atress produces the compression under the drive of movable rod, and the sheet metal all gets into back between two splint, and two splint press from both sides tight sheet metal under the spring action of first spring, realize fixed and spacing about the sheet metal.

2. Through setting up mechanisms such as recess, gyro wheel, second spring, when producing the skew when the sheet metal transportation, sheet metal contact splint drive splint and take place to deflect, and the both sides of sheet metal slide on the gyro wheel, and the pulling force extension is overcome to the second spring under the rotation of splint for splint are in the horizontality, realize the injecing to the sheet metal position, put the position of sheet metal positive, and the second spring resets splint when the sheet metal breaks away from splint.

3. Through setting up mechanisms such as limiting plate, movable block, two-way threaded rod, drive two drive blocks and slide in opposite directions under the rotation of two-way threaded rod, the drive block drives the connecting rod and removes in opposite directions, and the movable block slides along the dead lever under the drive of connecting rod, and the connecting rod receives the limiting displacement downwardly extending of two-way threaded rod again, and then drives the limiting plate downstream, realizes the fore-and-aft restriction to the sheet metal, prevents the emergence of springboard.

4. Through setting up mechanisms such as rack, gear, first conical gear, the movable rod is to the inner chamber activity, and then drives gear revolve, and the bull stick on the gear drives first conical gear and rotates, because first conical gear and second conical gear intermeshing, second conical gear rotates through the transmission to drive the rotation of two-way threaded rod, realize the drive to two-way threaded rod, and then the subsequent mechanism of drive removes.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a front cross-sectional view of the present invention;

FIG. 3 is a cross-sectional top view of the present invention;

FIG. 4 is an enlarged view of the structure of FIG. 1 at A in accordance with the present invention;

FIG. 5 is an enlarged view of the structure of FIG. 2 at B in accordance with the present invention;

FIG. 6 is an enlarged view of the structure of FIG. 2 at C in accordance with the present invention;

fig. 7 is an enlarged view of the structure of fig. 3 according to the present invention.

In the figure: 1. a base; 2. a first fixing plate; 3. a first rotating lever; 4. an inner cavity; 5. a movable rod; 6. a second fixing plate; 7. a first spring; 8. a strip-shaped groove; 9. a fixed block; 10. a splint; 11. a first groove; 12. a roller; 13. a second spring; 14. a limiting plate; 15. a second groove; 16. fixing the rod; 17. a movable block; 18. a connecting rod; 19. a drive block; 20. a bidirectional threaded rod; 21. a rack; 22. a gear; 23. a second rotating rod; 24. a first conical gear; 25. a limiting block; 26. a second conical gear; 27. a telescopic rod; 28. a third spring; 29. a movable plate; 30. a cleaning rod; 31. a brush; 32. a first pulley; 33. a second pulley; 34. a belt; 35. a collection box; 36. a fourth spring; 37. a first conductive block; 38. a second conductive block; 39. an alarm.

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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 7, the present invention provides a soft slitting and guiding device for cold-rolled sheet, which has the following technical scheme:

the utility model provides a cold-rolled sheet metal soft attitude indulges cuts and leads and defends equipment, including being equipped with notched base 1, two first fixed plates 2 of fixed mounting on base 1, rotate and install first bull stick 3 on the base 1 lateral wall, inner chamber 4 has all been seted up to the inside of two first fixed plates 2, the inside slidable mounting of inner chamber 4 has movable rod 5, the one end fixed mounting of movable rod 5 has second fixed plate 6, the first spring 7 of one side fixedly connected with of second fixed plate 6, and the one end fixed connection of first spring 7 is on the lateral wall of inner chamber 4, bar groove 8 has been seted up on movable rod 5, fixed mounting has fixed block 9 on the diapire of inner chamber 4, the other end of movable rod 5 articulates there is splint 10, and splint 10 locate one side that first fixed plate 2 is close to first bull stick 3.

Through setting up the movable rod 5, the second fixed plate 6, mechanisms such as first spring 7, the sheet metal transports between first fixed plate 2 on first bull stick 3, promote splint 10 to remove according to the difference of sheet metal width, splint 10 removes in bar groove 8 and fixed block 9's limiting displacement down to inner chamber 4, first spring 7 atress produces the compression under the drive of movable rod 5, the sheet metal all gets into back between two splint 10, two splint 10 press from both sides tight sheet metal under first spring 7's elastic force effect, the realization is fixed and spacing about the sheet metal.

Referring to fig. 1, 2, 3, 4, 5 and 7, a first groove 11 is formed in a clamping plate 10, a plurality of rollers 12 are rotatably mounted on an inner wall of the first groove 11, a second spring 13 is fixedly connected to one side of the clamping plate 10, and one end of the second spring 13 is fixedly connected to the first fixing plate 2.

Through setting up mechanisms such as first recess 11, gyro wheel 12, second spring 13, when producing the skew during sheet transportation, sheet contact splint 10 drives splint 10 and takes place to deflect, and the both sides of sheet slide on gyro wheel 12, and the tensile extension is overcome to second spring 13 under splint 10's rotation for splint 10 is in the horizontality, realizes the injecing to the sheet position, puts the position of sheet right, and second spring 13 resets splint 10 when the sheet breaks away from splint 10.

As an embodiment of the invention, referring to fig. 1 and 2, a limiting plate 14 is arranged between two first fixing plates 2, a second groove 15 is formed on the limiting plate 14, a fixing rod 16 is fixedly installed on the inner wall of the second groove 15, two symmetrically-arranged movable blocks 17 are slidably installed on the fixing rod 16, connecting rods 18 are hinged on the two movable blocks 17, one end of each connecting rod 18 is hinged with a driving block 19, a nut is fixedly installed inside each driving block 19, a bidirectional threaded rod 20 is rotatably installed between the first fixing plates 2, and the driving block 19 is slidably installed on the bidirectional threaded rod 20.

Through setting up mechanisms such as limiting plate 14, movable block 17, two-way threaded rod 20, drive two drive blocks 19 and slide in opposite directions under the rotation effect of two-way threaded rod 20, drive block 19 drives connecting rod 18 and moves in opposite directions, and movable block 17 slides along dead lever 16 under the drive of connecting rod 18, and connecting rod 18 receives the limiting displacement downwardly extending of two-way threaded rod 20 again, and then drives limiting plate 14 and moves down, realizes the fore-and-aft restriction to the sheet metal, prevents the emergence of springboard.

As an embodiment of the present invention, referring to fig. 2 and 6, a rack 21 is fixedly installed on one side of the movable rod 5, a gear 22 is rotatably installed on the bottom wall of the inner cavity 4, the rack 21 and the gear 22 are engaged with each other, a second rotating rod 23 is fixedly installed on the gear 22, a first conical gear 24 is fixedly installed on the second rotating rod 23, a limiting block 25 is sleeved on the second rotating rod 23, a bidirectional threaded rod 20 is rotatably installed on one side of the limiting block 25, a second conical gear 26 is fixedly installed on the bidirectional threaded rod 20, and the first conical gear 24 and the second conical gear 26 are engaged with each other.

Through setting up mechanisms such as rack 21, gear 22, first conical gear 24, movable rod 5 is to the activity of inner chamber 4, and then drive gear 22 and rotate, second bull stick 23 on the gear 22 drives first conical gear 24 and rotates, because first conical gear 24 and second conical gear 26 intermeshing, second conical gear 26 rotates through the transmission to drive the rotation of two-way threaded rod 20, the realization is to the drive of two-way threaded rod 20, and then the subsequent mechanism of drive removes.

Referring to fig. 1 and 2, two symmetrically arranged telescopic rods 27 are fixedly mounted at the bottom of the limiting plate 14, a third spring 28 is sleeved on each of the two telescopic rods 27, a movable plate 29 is fixedly mounted at the bottom end of each telescopic rod 27, and two ends of each third spring 28 are fixedly connected to the limiting plate 14 and the movable plate 29 respectively.

Through setting up mechanisms such as telescopic link 27, fly leaf 29, third spring 28, can drive fly leaf 29 and remove more distance when the width of sheet metal is broad, the distance that limiting plate 14 moved downwards is great, and limiting plate 14 distance that moves downwards is less when the width of sheet metal is narrower, and fly leaf 29 receives the extrusion of sheet metal and makes telescopic link 27 and third spring 28 receive the compression and fix, realizes the extrusion to the sheet metal for the sheet metal receives the restriction in vertical.

Referring to fig. 1, 2 and 5, as an embodiment of the present invention, a cleaning rod 30 is disposed at a lower end of a first rotating rod 3, a brush 31 is fixedly mounted on the cleaning rod 30, a rotating shaft of the cleaning rod 30 penetrates through a side wall of a base 1 and is fixedly mounted with a first belt pulley 32, a rotating shaft of the first rotating rod 3 is fixedly mounted with a second belt pulley 33, the first belt pulley 32 and the second belt pulley 33 are disposed outside the base 1, a radius of the first belt pulley 32 is 1/2 of the second belt pulley 33, and the first belt pulley 32 and the second belt pulley 33 are in transmission connection through a belt 34.

Through setting up clean pole 30, brush 31, mechanisms such as first belt pulley 32, first bull stick 3 drives second belt pulley 33 and rotates, the transmission connection that utilizes belt 34 drives first belt pulley 32 and rotates, it rotates to drive clean pole 30 under the rotation of first belt pulley 32, brush 31 on the clean pole 30 clears up first bull stick 3, clean the metal fillings on the first bull stick 3, realize the clearance to first bull stick 3, prevent that the metal fillings from adhering to too much damage the steel surface.

Referring to fig. 2, as an embodiment of the present invention, a collection box 35 is disposed at a lower end of the cleaning rod 30, a plurality of symmetrically disposed fourth springs 36 are fixedly connected to a bottom of the collection box 35, a first conductive block 37 is fixedly mounted at a bottom of the collection box 35, a second conductive block 38 is fixedly mounted on a bottom wall of the base 1, an alarm 39 is fixedly mounted on an outer side of the base 1, and the first conductive block 37, the second conductive block 38 and the alarm 39 are electrically connected to a power supply through wires.

By providing the collecting box 35, the first conductive block 37, the second conductive block 38 and other mechanisms, the metal chips are cleaned and dropped into the collecting box 35, the weight of the collecting box 35 is gradually increased along with the increase of the metal chips, the collecting box 35 presses the fourth spring 36 to contract downwards, the collecting box 35 carries the first conductive block 37 to move downwards until contacting the second conductive block 38, the circuit is switched on, and the alarm 39 gives an alarm to remind a worker to collect the metal chips for reuse.

Referring to fig. 2 and 6, the gear ratio of the first conical gear 24 and the second conical gear 26 is 1/2.

The first conical gear 24 is driven by the second rotating rod 23 to rotate at a certain speed, the first conical gear 24 transmits the speed to the second conical gear 26, the speed of the second conical gear 26 is twice that of the first conical gear 24 according to the transmission ratio of the first conical gear 24 and the second conical gear 26, and at the moment, the second conical gear 26 drives the bidirectional threaded rod 20 to rotate at a higher speed, so that the bidirectional threaded rod 20 is driven at a higher speed.

Referring to fig. 3 and 7, as an embodiment of the present invention, an austenite-bainite dual phase structure high-strength wear-resistant steel material is used for both the clamping plate 10 and the roller 12.

The austenitic-austenitic duplex structure high-strength wear-resistant steel has the advantages of high yield strength, tensile strength and ductility, high strength, high fracture toughness, high impact strength, excellent wear resistance and the like, so that the clamping plate 10 and the roller 12 cannot be easily damaged due to impact force under the impact of a metal plate, the service life is long, and the replacement of the clamping plate 10 and the roller 12 is reduced.

Referring to fig. 2 and 5, the brush 31 is made of an antistatic PVC material according to an embodiment of the present invention.

The anti-static PVC material has excellent anti-static function on the basis of keeping the performances of corrosion resistance, flame retardance and the like of PVC through a film coating technology, so that metal scraps cannot be adsorbed by static electricity generated by friction when the brush 31 cleans the surface of the first rotating rod 3, and insufficient cleaning is caused; meanwhile, the antistatic PVC material has high surface hardness and excellent scratch resistance, reduces the consumption of the brush 31 and saves the cost.

The working principle is as follows: when the thin plate is deviated during transportation, the thin plate contacts the clamping plate 10 to drive the clamping plate 10 to deflect, two sides of the thin plate slide on the rolling wheels 12, the second spring 13 overcomes tensile force extension under the rotation of the clamping plate 10 to enable the clamping plate 10 to be in a horizontal state, the position of the thin plate is limited, the position of the thin plate is adjusted, the second spring 13 resets the clamping plate 10 when the thin plate is separated from the clamping plate 10, the thin plate is transported to a position between the first fixing plates 2 on the first rotating rod 3, the clamping plate 10 is pushed to move according to the difference of the width of the thin plate, the clamping plate 10 moves towards the inner cavity 4 under the limiting effect of the strip-shaped groove 8 and the fixing block 9, the first spring 7 is stressed to generate compression under the driving of the movable rod 5, after the thin plate enters between the two clamping plates 10, the two clamping plates 10 clamp the thin plate under the elastic force of the first spring 7, and the two driving blocks 19 are driven to slide towards each other under the rotating effect of the bidirectional threaded rod 20, the driving block 19 drives the connecting rods 18 to move in opposite directions, the movable block 17 slides along the fixed rod 16 under the driving of the connecting rods 18, the connecting rods 18 extend downwards under the limiting effect of the bidirectional threaded rod 20, the limiting plate 14 is further driven to move downwards, the movable rod 5 moves towards the inner cavity 4, the gear 22 is further driven to rotate, the second rotating rod 23 on the gear 22 drives the first conical gear 24 to rotate, the second conical gear 26 rotates through transmission due to the fact that the first conical gear 24 and the second conical gear 26 are meshed with each other, the second conical gear 26 drives the bidirectional threaded rod 20 to rotate, when the width of the thin plate is wide, the movable plate 29 is driven to move for a large distance, the distance for the downward movement of the limiting plate 14 is large, when the width of the thin plate is narrow, the distance for the downward movement of the limiting plate 14 is small, the movable plate 29 is extruded by the thin plate, so that the telescopic rod 27 and the third spring 28 are compressed and fixed, the first rotating rod 3 drives the second belt pulley 33 to rotate, the first belt pulley 32 is driven to rotate by the transmission connection of the belt 34, the cleaning rod 30 is driven to rotate under the rotation of the first belt pulley 32, the brush 31 on the cleaning rod 30 cleans the first rotating rod 3, metal scraps on the first rotating rod 3 are cleaned, the metal scraps are cleaned and fall into the collecting box 35, the total weight of the collecting box 35 is gradually increased along with the increase of the metal scraps, the collecting box 35 extrudes the fourth spring 36 to shrink downwards, the collecting box 35 drives the first conductive block 37 to move downwards until the collecting box contacts the second conductive block 38, the circuit is switched on, and the alarm 39 gives an alarm.

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 cold-rolled sheet soft attitude is indulged and is cut guide and guard equipment, is including being equipped with notched base (1), two first fixed plate (2), the first bull stick (3) of rotation installation on base (1) lateral wall of fixed mounting on base (1), its characterized in that: two inner chamber (4) have all been seted up to the inside of first fixed plate (2), the inside slidable mounting of inner chamber (4) has movable rod (5), the one end fixed mounting of movable rod (5) has second fixed plate (6), the first spring (7) of one side fixedly connected with of second fixed plate (6), and the one end fixed connection of first spring (7) is on the lateral wall of inner chamber (4), bar groove (8) have been seted up on movable rod (5), fixed mounting has fixed block (9) on the diapire of inner chamber (4), the other end of movable rod (5) articulates there is splint (10), and splint (10) locate one side that first fixed plate (2) are close to first bull stick (3).

2. The cold-rolled sheet soft state slitting guide and guard device according to claim 1, wherein: first recess (11) have been seted up to the inside of splint (10), rotate on the inner wall of first recess (11) and install a plurality of gyro wheels (12), one side fixedly connected with second spring (13) of splint (10), and the one end fixed connection of second spring (13) is on first fixed plate (2).

3. The cold-rolled sheet soft state slitting guide and guard device according to claim 1, wherein: two be equipped with limiting plate (14) between first fixed plate (2), second recess (15) have been seted up on limiting plate (14), fixed mounting has dead lever (16) on the inner wall of second recess (15), slidable mounting has movable block (17) that two symmetries set up, two on dead lever (16) movable block (17) go up articulated have connecting rod (18), the one end of connecting rod (18) articulates there is drive block (19), and the inside fixed mounting of drive block (19) has the nut, rotate between first fixed plate (2) and install two-way threaded rod (20), drive block (19) slidable mounting is on two-way threaded rod (20).

4. The cold-rolled sheet soft state slitting guide and guard device according to claim 3, wherein: one side fixed mounting of movable rod (5) has rack (21), rotate on the diapire of inner chamber (4) and install gear (22), and rack (21) and gear (22) intermeshing, fixed mounting has second bull stick (23) on gear (22), fixed mounting has first conical gear (24) on second bull stick (23), stopper (25) have been cup jointed on second bull stick (23), one side of stopper (25) is rotated and is installed two-way threaded rod (20), fixed mounting has second conical gear (26) on two-way threaded rod (20), first conical gear (24) and second conical gear (26) intermeshing.

5. The cold-rolled sheet soft state slitting guide and guard device according to claim 3, wherein: the bottom fixed mounting of limiting plate (14) has two telescopic links (27) that the symmetry set up, two all the cover is equipped with third spring (28) on telescopic link (27), the bottom fixed mounting of telescopic link (27) has fly leaf (29), and the both ends difference fixed connection of third spring (28) is on limiting plate (14) and fly leaf (29).

6. The cold-rolled sheet soft state slitting guide and guard device according to claim 1, wherein: the lower extreme of first bull stick (3) is equipped with clean pole (30), fixed mounting all around of clean pole (30) has brush (31), the pivot of clean pole (30) runs through the lateral wall and the fixed mounting of base (1) has first belt pulley (32), the pivot fixed mounting of first bull stick (3) has second belt pulley (33), and the outside of base (1) is located in first belt pulley (32) and second belt pulley (33), the radius of first belt pulley (32) is 1/2 of second belt pulley (33), first belt pulley (32) and second belt pulley (33) are connected through belt (34) transmission.

7. The cold-rolled sheet soft state slitting guide and guard device according to claim 6, wherein: the lower extreme of clean pole (30) is equipped with collecting box (35), the bottom fixedly connected with of collecting box (35) fourth spring (36) that a plurality of symmetries set up, the bottom fixed mounting of collecting box (35) has first conducting block (37), fixed mounting has second conducting block (38) on base (1) diapire, the outside fixed mounting of base (1) has siren (39), first conducting block (37), second conducting block (38) and siren (39) pass through wire and power electric connection.

8. The cold-rolled sheet soft state slitting guide and guard device according to claim 4, wherein: the first conical gear (24) and the second conical gear (26) have a gear ratio of 1/2.

9. The cold-rolled sheet soft state slitting guide and guard device according to claim 2, wherein: the clamping plate (10) and the roller (12) are made of austenite-bainite dual-phase structure high-strength wear-resistant steel.

10. The cold-rolled sheet soft state slitting guide and guard device according to claim 6, wherein: the hairbrush (31) is made of anti-static PVC material.