CN217942225U - Strip steel pressing device and strip steel cutting system - Google Patents

Abstract

The utility model relates to a belted steel closing device, including compressing tightly the frame, press the roof beam and push down the drive structure, press the roof beam to set up on compressing tightly the frame through the lift guide structure activity, push down the drive structure and locate on compressing tightly the frame, thereby press the roof beam to be connected with pushing down the drive structure and have the work position of pressing on belted steel surface and rise to the stand-by position of belted steel traffic lane top, still be equipped with the deflector on compressing tightly the frame, the deflector is installed at the steel side end that comes that compresses tightly the frame, the bottom of deflector is not higher than stand-by position place horizontal plane. In addition, the strip steel cutting system is also provided with the strip steel pressing device on the front side of the strip steel cutting machine. The utility model discloses a front end at the compression frame sets up the deflector, when the tape head passes through, the deflector can prevent to take the head to upwarp too big and damage the clamp plate to can assist and wear the area, improve production efficiency.

Description

Strip steel pressing device and strip steel cutting system

Technical Field

The utility model belongs to the technical field of belted steel production, concretely relates to belted steel closing device reaches belted steel cutting system including this belted steel closing device.

Background

Advanced cutting methods such as laser cutting are gradually applied to the field of strip steel cutting. At present, in the process of cutting strip steel, effective restraint on the strip steel is lacked, and because the distance between the cutting head and the surface of the strip steel is very close, the internal stress of the strip steel is released at the moment of fast cutting, so that the possibility of upward rebounding exists, and the damage of the cutting head can be caused. A few enterprises pay attention to the phenomenon and adopt the strip steel pressing equipment, but under some production conditions, the strip head of the strip steel may be upwarped too much and collide and interfere with the strip steel pressing equipment, so that not only can the pressing plate be damaged, but also the strip threading failure can be caused.

SUMMERY OF THE UTILITY MODEL

The utility model relates to a belted steel closing device reaches belted steel cutting system including this belted steel closing device can solve prior art's partial defect at least.

The utility model relates to a belted steel closing device, including compressing tightly frame, pressure roof beam and screwdown drive structure, the pressure roof beam sets up through the activity of lift guide structure compressing tightly on the frame, screwdown drive structure locates compress tightly on the frame, thereby the pressure roof beam with screwdown drive structural connection has the work position of pressing on belted steel surface and rises to the standby position of belted steel traffic lane top, still be equipped with the deflector on compressing tightly the frame, the deflector is installed compress tightly the frame the steel side end that comes, the bottom of deflector is not higher than standby position place horizontal plane.

In one embodiment, the guide surface of the guide plate is an inclined guide surface that is inclined downward from the front end to the rear end of the guide plate.

In one embodiment, a wear-resistant cushion is arranged on the guide surface of the guide plate.

In one embodiment, the wear-resistant cushion is a rubber pad.

As an embodiment, the wear-resistant buffer pad is detachably mounted on the guide plate.

In one embodiment, a buffer structure is provided between the pressing beam and the pressing frame.

In one embodiment, the buffer structure includes a plurality of sets of buffer springs, top ends of the buffer springs abut against the pressing frame, and bottom ends of the buffer springs abut against the pressing beam.

The utility model discloses still relate to a belted steel cutting system, including the belted steel cutting machine the front side of belted steel cutting machine is equipped with as above belted steel closing device.

The utility model discloses following beneficial effect has at least:

the utility model is provided with the strip steel pressing device, which can apply pressure to the strip steel when the strip steel is cut to prevent the cut strip steel from rebounding upwards, thereby better protecting the cutting equipment; through setting up the deflector at the front end that compresses tightly the frame, when the tape head passes through, the deflector can prevent to take the head to upwarp too big and damage the clamp plate to can assist and wear the area, improve production efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a strip steel cutting system provided by an embodiment of the present invention;

FIG. 2 is a schematic structural view of a strip steel conveying device provided by an embodiment of the present invention;

FIG. 3 is a plan view of a strip steel conveying device provided by an embodiment of the present invention;

fig. 4 is a schematic structural view of a strip steel pressing mechanism provided by the embodiment of the present invention;

fig. 5 is a schematic view of an arrangement of a guide plate on a pressing frame according to an embodiment of the present invention;

fig. 6 is a side view of fig. 5.

Detailed Description

The technical solutions in the embodiments of the present invention are described below clearly and completely, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Example one

As shown in fig. 1, 4-6, the embodiment of the present invention provides a strip steel pressing device 2, including a pressing frame 21, a pressing beam 22 and a pressing driving structure 23, the pressing beam 22 is movably disposed on the pressing frame 21 through a lifting guiding structure, the pressing driving structure 23 is disposed on the pressing frame 21, the pressing beam 22 is connected to the pressing driving structure 23 so as to have a working position pressed on the surface of the strip steel and a standby position lifted above the strip steel running channel, the pressing frame 21 is further provided with a guide plate 26, the guide plate 26 is mounted at the steel-coming side end of the pressing frame 21, and the bottom end of the guide plate 26 is not higher than the horizontal plane where the standby position is located.

The strip steel pressing device 2 can apply pressure to the strip steel when the strip steel is cut so as to prevent the cut strip steel from rebounding upwards, thereby better protecting cutting equipment.

The pressing beam 22 may be a pressing plate with a plate surface parallel to the horizontal plane, although a pressing roller and the like are also suitable for the present embodiment. The pressing driving structure 23 may be a linear driving device such as an air cylinder and a hydraulic cylinder, or a driving method such as a motor + transmission assembly.

Preferably, as shown in fig. 4, a guide structure is arranged on the pressing frame 21 for guiding the lifting movement of the pressing beam 22, so as to improve the lifting stability and reliability of the pressing beam 22; the guiding structure can adopt a guiding mode of a guiding rod 241-a guiding sleeve 242, and can also adopt a guiding mode of a guiding slide rail-a guiding slide block, which is not exemplified here. In the present embodiment, as shown in fig. 4, a plurality of guide rods 241 are mounted on the pressing beam 22, and a plurality of guide holes are correspondingly provided on the pressing frame 21; further, a guide sleeve 242 may be installed in the guide hole, and preferably, a self-lubricating sleeve is used for at least a portion of the guide sleeve 242.

Wherein, an upper limit block can be arranged on the guide bar 241 to limit the descending stroke of the guide bar 241, so as to limit the descending stroke of the pressure beam 22 and prevent the pressure beam 22 from separating from the pressing frame 21; a lower stopper may be further provided on the guide bar 241 to limit the ascending stroke of the guide bar 241 and the pressing beam 22.

Further, as shown in fig. 4, the strip pressing apparatus 2 further includes a buffer structure disposed between the pressing beam 22 and the pressing frame 21, which can improve the pressure adaptability when applying pressure to the strip, and can effectively buffer the rebound force of the strip and reduce the impact on the pressing drive structure 23. In one embodiment, as shown in fig. 4, the buffering structure includes a plurality of sets of buffering springs 25, the top ends of the buffering springs 25 are abutted with the pressing frame 21, and the bottom ends are abutted with the pressing beam 22; in the above scheme with the guide rod 241, the buffer spring 25 can be sleeved on the guide rod 241, and the buffer spring 25 can be constrained to only perform vertical telescopic movement. Furthermore, a plurality of sinking grooves are formed in the bottom of the pressing frame 21, the number of the sinking grooves is the same as that of the buffer springs 25, the sinking grooves are arranged in a one-to-one correspondence manner, and the top ends of the buffer springs 25 are accommodated in the corresponding sinking grooves, so that the stability and the reliability of the vertical telescopic movement of the buffer springs 25 can be improved; in the case of a plurality of guide holes provided in the hold-down frame 21, a stepped hole with a narrow top and a wide bottom can be used, the larger-diameter hole section of which is formed as the aforementioned undercut.

In this embodiment, through set up deflector 26 at the front end that compresses tightly frame 21, when the tape head passes through, deflector 26 can prevent that the tape head upwarps too big and damages the clamp plate to can assist and wear the area, improve production efficiency.

Preferably, in fig. 6, the guide surface of the guide plate 26 is an inclined guide surface which is inclined downward from the front end to the rear end of the guide plate 26, that is, the front end of the guide surface is located above the rear end; the inclined guide surface can better guide the belt head, so that the upwarping belt head can smoothly enter between the pressing beam 22 and the strip steel conveying device 1.

Furthermore, a wear-resistant buffer pad is arranged on the guide surface of the guide plate 26, so that the impact of the belt head on the guide plate 26 can be reduced, the service life of the guide plate 26 is prolonged, and meanwhile, the abrasion and scratch of the steel belt caused by the guide plate 26 are also reduced. Wherein, the wear-resistant buffer cushion can adopt a rubber cushion and the like; the wear pads are preferably removably mounted to the guide plate 26 for ready replacement.

In one embodiment, as shown in fig. 1, the bottom of the pressing frame 21 is provided with a traveling mechanism and a traveling driving mechanism, or the pressing frame 21 is mounted on a frame of the strip steel cutting machine. The pressing frame 21 is provided with a walking mechanism to be capable of walking by itself or is arranged on a rack of the strip steel cutting machine to be capable of following with the strip steel cutting machine, so that the pressing beam 22 is ensured to keep following with the strip steel, the production requirement of continuous cutting of the strip steel is met, the strip steel cutting effect is ensured, and the safety of equipment is protected.

The travelling mechanism can be a travelling wheel and the like arranged at the bottom of the pressing frame 21, correspondingly, an X-direction guide rail can be arranged on the strip steel conveying device or beside the strip steel conveying device for the pressing frame 21 to travel, wherein the X direction is parallel to the running direction of the strip steel; in another embodiment, the pressing frame 21 may also share an X-directional guide rail with the strip cutting machine. The walking driving structure can adopt a motor and the like.

In one embodiment, the pressing beam 22 is a beam body made of an electromagnet, or the pressing beam 22 is provided with an electromagnet, and a control power supply of the electromagnet can be mounted on the pressing frame 21 or can be connected with an external power supply through wiring of the pressing frame 21. Based on the structure, when the pressing beam 22 is pressed down, the electromagnet is electrified, so that the pressing beam 22 can be adsorbed and pressed on the surface of the strip steel, and the pressing effect and the operation synchronism of the strip steel are obviously improved.

Example two

The embodiment of the utility model provides a belted steel cutting system, including the belted steel cutting machine the front side of belted steel cutting machine is equipped with the belted steel closing device 2 that above-mentioned embodiment one provided.

Further, the strip pressing device 2 is also provided at the rear side of the strip cutting machine, and the strip pressing device 2 at the rear side has the same structure as the strip pressing device 2 at the front side, except that the guide plate 26 is not provided.

Preferably, the strip steel cutting machine is movable, and specifically, the strip steel cutting machine comprises a cutting head 31 and a cutting head driving mechanism, wherein the cutting head driving mechanism is provided with a first driving stroke for driving the cutting head 31 to move in the length direction of the strip steel running channel and a second driving stroke for driving the cutting head 31 to move in the width direction of the strip steel running channel.

In one embodiment, as shown in fig. 1, the strip steel cutting machine is a gantry cutting machine, and specifically includes:

the machine tool main machine part: the cutting head 31 can move in the X direction by the aid of the gantry 33 and the movable seat, the cutting head 31 can move in the Y direction by the aid of the gantry 33 which can slide in the length direction of the strip steel running channel, the movable seat can move on the gantry 33, the cutting head 31 can move in the Y direction, the movable seat can be further arranged to lift relative to the gantry 33, the cutting head 31 can move in the Z direction, focusing can be assisted, and focusing efficiency and focusing accuracy of the cutting head 31 are improved. The driving of the gantry 33 and the driving of the movable seat are preferably servo motors, which can be driven accurately and precisely according to a control program; the laser 32 is installed on the movable seat, and laser emitted by the laser 32 is emitted to the surface of the strip steel by the cutting head 31, so that the strip steel cutting operation is realized;

a numerical control system: the machine tool host is controlled to realize the X-direction, Y-direction and Z-direction movement of the cutting head 31, and simultaneously, the output power of the laser 32 is also controlled.

Furthermore, the cutting machine also comprises an air draft dust removal mechanism, and the air draft dust removal mechanism is used for extracting smoke dust and dust generated during processing and performing dust removal treatment, so that the exhaust emission meets the environmental protection requirement.

Furthermore, a waste collecting unit is arranged below the strip steel conveying channel, and the waste collecting unit can be provided with a slag discharging device, so that collected waste can be discharged in time.

As shown in fig. 3, since the cutting head 31 has both the movement in the lengthwise direction of the strip and the movement in the widthwise direction of the strip, the path of travel of the cutting head is presented as an inclined path of travel having an angle with respect to the lengthwise direction of the strip.

The design consideration factors of the cutting head running path mainly comprise the specification of strip steel, the running speed of the strip steel, the cutting time and the like, the starting running position of the cutting head 31 can be determined according to the specification of the strip steel, the X-direction moving speed of the cutting head 31 is mainly determined according to the running speed of the strip steel, and the Y-direction moving speed of the cutting head 31 can be determined according to the requirement of the cutting time and the specification of the strip steel. The cutting head travel paths may differ for different operating conditions, but all cutting head travel paths may be within two boundary travel paths of the cutting head 31 (as shown in fig. 3).

Wherein, a thermal cutting mode or a water cutting mode can be adopted, the thermal cutting mode preferably adopts a laser cutting mode, and correspondingly, the cutting head 31 is a laser cutting head; for the water cutting mode, the cutting head 31 is correspondingly a water cutting head/water knife.

In actual production, a cutting head running path is designed, so that the cutting head 31 keeps following with the strip steel in the length direction of the strip steel and moves transversely and cuts relative to the strip steel in the width direction of the strip steel; when the strip steel moves to the set position, the cutting head 31 moves according to the designed cutting head moving path to cut the strip steel.

It can be understood that "the cutting head 31 is kept following the strip steel in the length direction of the strip steel", that is, the X-direction moving speed of the cutting head 31 is required to be consistent with the running speed of the strip steel. The running speed of the strip steel is controlled by the strip steel conveying device 1, so that the cutting head driving mechanism and the strip steel conveying device 1 can be controlled in an interlocking way, the follow-up requirement is ensured, and strip steel waste is avoided.

Based on the method, the embodiment can realize the online continuous cutting operation of the strip steel on the strip steel continuous production line, does not need to stop shearing or flying shearing, ensures the reliability and the smoothness of the production of the strip steel, and is particularly suitable for the online continuous cutting operation of high-strength steel plates.

The method is further optimized, as shown in fig. 3, according to the cutting head running range defined by the cutting head running paths under different working conditions, the strip steel running channel is divided into a cutting area 101 and a non-cutting area 102, and the strip steel conveying device 1 in the cutting area 101 is subjected to protection design. Based on the design, the strip steel conveying device 1 can be well protected, the strip steel conveying devices 1 in the cutting area 101 and the non-cutting area 102 are designed in a matching mode, and equipment cost and maintenance cost can be effectively reduced.

In one embodiment, in the cutting area 101, the conveying surface of the strip conveying device 1, which is suitable for contacting the strip, is made of a material resistant to laser irradiation, for example, copper plating or forming a layer of other material resistant to laser irradiation on the conveying surface. The structure can better protect the strip steel conveying device 1, prevent the laser from penetrating through the strip steel to ablate the strip steel conveying device 1, and prevent the strip steel conveying device 1 from generating surface defects to influence the surface quality of the strip steel.

In one embodiment, as shown in fig. 2 and 3, in the cutting area 101, the strip steel conveying device 1 comprises a plurality of conveying units arranged in sequence along the length direction of the strip steel running channel, wherein each conveying unit comprises at least one first conveying rolling disc 12 arranged on a transmission roller shaft 11; when the plurality of first feed rollers 12 are attached to the feed roller shaft 11, the first feed rollers 12 are sequentially arranged on the feed roller shaft 11 at intervals.

The arrangement of the first conveyor rollers 12 at intervals makes it possible to reduce strip conveyor installations which may occur in the region of influence of the cutting medium (for example, the laser radiation region), and accordingly to reduce damage to the strip conveyor 1 during the strip cutting process. In addition, the first conveying rolling disc 12 is adopted as conveying equipment, on the premise of ensuring the reliable conveying requirement on the strip steel, the first conveying rolling disc 12 is very convenient to replace, a defective first conveying rolling disc 12 is replaced by a new standardized first conveying rolling disc 12, the situation that the whole conveying roller needs to be replaced by the traditional roller type conveying equipment is avoided, and the maintenance cost can be reduced; accordingly, the first conveying roller 12 is detachably fixedly mounted on the driving roller shaft 11.

In the above-mentioned scheme of "the conveying surface is made of a material resistant to laser irradiation", accordingly, the outer peripheral surface of the first conveying roller 12 may be made of a material resistant to laser irradiation, and the consumption of the laser irradiation resistant material required can be significantly reduced.

In one embodiment, as shown in fig. 2 and 3, in the first conveying rolling disc 12, the section of the rim ring for contacting the strip steel is spindle-shaped, that is, the rim ring is tapered from the inner ring to the outer ring, and based on the structure, the contact range of the first conveying rolling disc 12 and the strip steel can be further reduced, that is, the area of the conveying surface can be reduced, so that the damage of the cutting medium to the strip steel conveying equipment can be reduced.

The first conveying roller 12 may further include a core ring, which is fitted around the driving roller shaft 11, and the rim ring is fitted around the core ring; the wheel rim ring and the core ring are preferably detachably connected, for example, the wheel rim ring and the core ring are connected through an adapter plate, the adapter plate and the wheel rim ring can be connected through bolts and the like, and the adapter plate can be welded and fixed on the core ring and can also be fixed on the core ring through bolts. Based on the structure, the maintenance of the first conveying rolling disc 12 can be facilitated, namely, only the wheel rim ring needs to be replaced, and the maintenance cost can be effectively reduced.

Further, as shown in fig. 2, in the cutting area 101, a protection tube 15 is sleeved on the exposed transmission roller shaft 11 (i.e. on the roller shaft section where the first conveying roller 12 is not sleeved), so as to prevent the cutting medium from damaging the transmission roller shaft 11 during the cutting process, thereby further reducing the maintenance cost.

Further preferably, as shown in fig. 2 and 3, the shaft section of the transmission roller shaft 11 extending to the non-cutting area 102 is mounted with a plurality of second conveying rollers 13. The peripheral surface of the second conveying rolling disc 13 is preferably a cylindrical ring surface, and has a relatively large contact area with the strip steel, so that the reliable conveying of the strip steel is ensured, meanwhile, the stress uniformity of each shaft section of the transmission roller shaft 11 can be improved, and the defects of torsional deformation and the like of the transmission roller shaft 11 are avoided.

Wherein, each transport rolling disc on the driving roll shaft 11 is arranged at equal intervals to prevent the deviation of the strip steel.

It will be understood that the axis of the driving roller shaft 11 is parallel to the width direction of the running path of the strip, and the first transporting roller 12 and the second transporting roller 13 are preferably coaxially installed on the driving roller shaft 11. The transmission roller shaft 11 is connected with a conveying driving mechanism 14 for driving the transmission roller shaft to rotate around the axis of the transmission roller shaft, and the conveying driving mechanism 14 can adopt a gear motor or a motor, and preferably adopts a servo motor or a servo motor.

Preferably, the strip steel conveying devices 1 before and after the cutting station also adopt a structure form that a plurality of conveying rolling discs are sleeved by the transmission roller shafts 11, and the transmission roller shafts 11 are preferably arranged in sequence at equal intervals in the length direction of the strip steel running channel. Further, as shown in fig. 3, each group of conveying driving mechanisms 14 is respectively arranged at two sides of the strip steel conveying channel, and it is further preferable that a transmission roller shaft 11 is arranged between two groups of conveying driving mechanisms 14 adjacent to each other at the same side; based on the design, the deviation of the strip steel can be effectively prevented.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (8)

1. The utility model provides a belted steel closing device, is including compressing tightly frame, pressure roof beam and pushing down drive structure, the pressure roof beam passes through the lift guide structure activity to be set up compress tightly on the frame, it locates to push down drive structure compress tightly on the frame, thereby the pressure roof beam with thereby it has the work position of pressing on belted steel surface and rises to the stand-by position of belted steel service aisle top to push down drive structure connection, its characterized in that: the pressing frame is further provided with a guide plate, the guide plate is installed at the end, on the steel incoming side, of the pressing frame, and the bottom end of the guide plate is not higher than the horizontal plane where the standby position is located.

2. The strip hold-down apparatus as claimed in claim 1, wherein: the guide surface of the guide plate is an inclined guide surface which inclines downwards from the front end to the rear end of the guide plate.

3. The strip steel pressing apparatus as claimed in claim 1, wherein: and a wear-resistant cushion pad is arranged on the guide surface of the guide plate.

4. The strip hold-down apparatus as claimed in claim 3, wherein: the wear-resistant buffer cushion is a rubber cushion.

5. The strip hold-down apparatus as claimed in claim 3, wherein: the wear-resistant buffer pad is detachably mounted on the guide plate.

6. The strip hold-down apparatus as claimed in claim 1, wherein: and a buffer structure is arranged between the pressing beam and the pressing frame.

7. The strip hold-down apparatus as claimed in claim 6, wherein: the buffer structure comprises a plurality of groups of buffer springs, the top ends of the buffer springs are abutted with the pressing frame, and the bottom ends of the buffer springs are abutted with the pressing beam.

8. The utility model provides a belted steel cutting system, includes belted steel cutting machine, its characterized in that: the strip steel pressing device according to any one of claims 1 to 7 is provided on a front side of the strip steel cutting machine.

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