47 results about "Bend Material" patented technology

The utility model discloses plate bending equipment for methanol boiler manufacturing. The plate bending equipment comprises a workbench, a damper is fixedly arranged at the corner of the top end of the workbench, the outer surface of the damper is sleeved with a first spring, the top end of the damper is fixedly connected with a lower pressing plate, and a rubber pad is arranged at the bottom of one end of the lower pressing plate; through combined use of the damper, the first spring and the lower pressing plate, materials needing to be bent can be effectively pressed and limited, and therefore it can be ensured that the situation that the materials deviate in position in the subsequent bending process, and then normal bending of the subsequent materials is affected is avoided; the practicability of the whole bending equipment is improved, when the longitudinal pulling force applied to the lower pressing plate disappears, the opposite acting force generated by deformation of the damper and the first spring reversely pulls the lower pressing plate, and then the arranged lower pressing plate is used for conducting pressing and limiting treatment on bending materials prevented from being bent on the surface of the workbench.

A U-shaped tube engagement structure contains a fixing sheet, an abutting sheet, a locking bolt, and a screw. After machining the abutting sheet, the abutting sheet is parallelly stacked below the fixing sheet, and a center of a force portion corresponds to an internal threaded section below a defining portion of the locking bolt, the fixing sheet and the abutting sheet are machined so that a first segment and a second segment of the fixing sheet are accurately bent and are perpendicular to a top edge and form an arcuate receiving space with the force portion of the abutting sheet.

The utility model relates to the technical field of bending machines, in particular to a bending machine die with high precision. Comprising a supporting table and further comprises a positioning frame fixedly connected to the upper surface of the supporting table, and a connecting plate is arranged in the positioning frame; the first installation assemblies are arranged on the two sides of the outer wall of the positioning frame respectively. By means of the first installation assembly, a worker can conveniently disassemble and replace the specification of the lower die, by means of the second installation assembly, the worker can conveniently disassemble and replace the specification of the upper die, tools such as bolts do not need to be used, the disassembly and assembly efficiency of the upper die and the lower die is effectively improved, and the labor intensity of the worker is lowered. According to the bending device, the working burden of workers is relieved, the overall practicability of the device is improved, the height of the upper die can be effectively adjusted through the arranged adjusting assembly, and therefore the upper die can be effectively matched with the lower die to conduct bending treatment on materials.

The utility model discloses an improved bending rear material blocking structure which comprises a rear material blocking cross beam and two guide rails, a plurality of sets of guide rail adjusting mechanisms are arranged in the rear material blocking cross beam at equal intervals in parallel, a plurality of sliding grooves corresponding to the guide rail adjusting mechanisms in position are formed in the rear material blocking cross beam, and step-shaped trapezoid corners are arranged on the side faces of the guide rails. A trapezoid angle between the two guide rails forms an inserting fixing structure used for fixing and supporting the two side edges of a plate, the laser range finder is further arranged, and the guide rail adjusting mechanism and the laser range finder are connected with a controller. The material blocking structure is applied to a material blocking plate during stamping of a bending machine, the guide rails can be provided with an automatic adjusting structure and trapezoidal corners for corresponding supporting protection, the guide rails can be disassembled, assembled and replaced, the distance between different parts of the two guide rails can be detected in real time, the guide rail adjusting mechanism and the controller are matched, fine adjustment can be conducted in time when deviation of the guide rails is detected, intelligent monitoring is achieved, and the working efficiency is improved. And the bending accuracy is guaranteed, and multiple functions are integrated.

Name: Bending tool. Industrial application: The product incorporating this design can be used to bend materials. List of drawings: 3.1: Plan perspective view of the bending tool according to the third design. 3.2: Front view of 3.1. 3.3: Rear view of 3.1. 3.4: Left side view of 3.1. 3.5: Right side view of 3.1. 3.6: Plan view of 3.1. 3.7: Bottom view of 3.1. 3.8: Vertical sectional view of 3.1 in rear view. 3.9: Further vertical sectional view of 3.1 in front view. And 3.10: Horizontal sectional view of 3.1 in bottom view. Key points of the design: The feature of this design lies in the shape of the bending tool shown in the drawings. 3.1) Plan perspective view; 3.2) Front view; 3.3) Rear view; 3.4) Left side view; 3.5) Right side view; 3.6) Plan view; 3.7) Bottom view; 3.8) Vertical sectional view; 3.9) Further vertical sectional view; 3.10) Horizontal sectional view

The application discloses a deflection self-adaptive compensation device and a bending machine comprising the same, which comprises a compensation device base body, a lower die mechanism and a deflection compensation mechanism; the lower die mechanism is placed on the compensation device base body; the deflection compensation mechanism is adapted to the length of the lower die mechanism, and the deflection compensation mechanism has a top pressing component capable of being lifted upward; the top pressing component can be self-adaptively adjusted in the length direction to adjust the lifting height, so that the lower die mechanism has uniform top pressing force on the workpiece along the bending length direction. The deflection self-adaptive compensation device and the bending machine comprising the same have the advantages that the deflection compensation mechanism can be self-adaptively adjusted according to the specific non-uniform situation of the stretching and offset of the lower die mechanism in the length direction, and the surface camber curve can be adjusted; under different machining conditions of bending materials, plate thicknesses, shapes, bending dies and the like, the lower die mechanism can ensure that the lower die has uniform and consistent top pressing force on the bending part along the bending length direction, so that perfect deflection compensation effect is obtained, and different deflection compensation mechanisms do not need to be designed for different machine tool specifications, and the cost of the deflection compensation mechanism is reduced.

The utility model provides automatic needle mounting equipment for needle bearings, which comprises an equipment main body, a material conveying device and a feeding device, a working frame is arranged at the top of the equipment main body, the material conveying device is arranged in the working frame, a rotating frame is arranged at the top of a rotating table in the material conveying device, a plurality of penetrating through holes are formed in the rotating frame, a plurality of positioning plates are arranged at the top of the rotating frame, and the positioning plates are arranged on the rotating frame. The multiple positioning plates are installed on the rotating frame through positioning screws, meanwhile, a roller feeding table is arranged on one side of the material conveying device, a bearing feeding table is arranged on the side, away from the roller feeding table, of the material conveying device, the number of the feeding devices is two, each feeding device comprises a feeding machine, a control panel, a rotary storage hopper and a bending material conveying machine, the rotary storage hopper is arranged on the top of the feeding machine, and the control panel is arranged on the top of the feeding machine. A bending conveyor is arranged at the bottom in the rotary storage hopper, the tail end of the bending conveyor is installed on a roller feeding table and a bearing feeding table respectively, grabbing devices are arranged on one side of the roller feeding table and one side of the bearing feeding table respectively, and a punching device is arranged on one side of the working frame.

A dispenser for razor cartridges is proposed. The dispenser may include a base unit and a pair of cartridge fixing units formed on both sides of the base unit. The base unit and the cartridge fixing units may be made of a bendable sheet of an eco-friendly material. Each fixing unit may include: a first side wall bent from the base unit and having a predetermined height, an upper wall bent and extending from one end of the first side wall, and a second side wall extending from one end of the upper wall toward the base unit and configured to contact the base unit. Each fixing unit may also include at least one cutout portion formed across the upper wall and the second side wall by cutting at least a portion of the upper and second side walls and configured to fix a razor cartridge at an inclined angle.

The utility model discloses a bending die adopting an elastic buffering bending material supporting structure, and relates to the technical field of bending dies, the bending die comprises a support, a top plate is fixedly installed on the top of the support, a die pressing assembly is arranged on the top plate, a lower die base is fixedly installed on the inner wall of the bottom of the support, arc-shaped grooves are formed in the two sides of the top of the lower die base, and the arc-shaped grooves are formed in the top of the support. Material supporting tables are slidably arranged on the inner walls of the arc-shaped grooves correspondingly, mounting grooves distributed at equal intervals are formed in the outer walls of the two ends of the lower die base correspondingly, first springs are fixedly mounted at the bottoms of the mounting grooves and one sides of the bottoms of the material supporting tables correspondingly, and buffering structures are arranged at the two ends of the top of the lower die base correspondingly; the material supporting table is buffered through the buffering structure, so that the whole material supporting structure has a good buffering effect, the problem that the material supporting table is collided and damaged during resetting is avoided, the service life of the whole bending die is prolonged, and the effect of reducing noise can be achieved.

The utility model discloses a bending anti-disengagement positioning clamp for a digital display bending machine, which comprises a placing plate, the placing plate is connected on the bending machine in a sliding manner, the inner wall of the bending machine is connected with a sliding block in a sliding manner, the two sides of the placing plate are fixedly connected with a fixed seat, and the fixed seat is provided with a rotating unit and a clamping unit. The bending machine has the advantages that when the bending machine is used for bending materials, the materials are bent, the sliding seat is driven to rotate, the sliding seat slides along the rotating rod, the rotating rod drives the rotating seat to rotate, the moving path of the clamping unit is limited, the materials are placed in the clamp frame, and therefore the materials can be conveniently clamped. Materials are clamped in the clamp frame through the clamp plate, the materials are fixed, the materials are limited under the action of the clamp frame, and the materials are prevented from falling off when bent.

The present application provides a metal plate bending and shaping device, belonging to the technical field of metal plate bending processing, which includes a bending machine and a material taking unit arranged on one side of the bending machine. The material taking unit includes: a first frame, which includes a first pallet that moves horizontally towards and away from the bending machine; a material taking assembly, which includes a lifting frame that moves up and down in the vertical direction and a plurality of second suction cups arranged above the lifting frame, and the plurality of second suction cups are respectively arranged on both sides of the lifting frame; a handling unit, which is arranged above the first pallet and includes a loading station and an unloading station. The first pallet can move between directly above the lifting frame and the loading station, and the handling unit is used to transport the plate above the first pallet to the unloading station. Through the cooperation of the material taking assembly, the first frame, and the handling unit, the auxiliary bending material handling work is carried out to improve the bending operation efficiency.

The utility model relates to the technical field of material distributors, and discloses a lip-type sealing swing cylinder three-way material distributor which comprises a material distributing body, the top of the material distributing body is communicated with a feeding port, the middle upper portions of the front side and the rear side of the material distributing body are both rotationally connected with rotating shafts, and the adjacent ends of the two rotating shafts both penetrate through the material distributing body and are fixedly connected with the same swing barrel. A rotating column is rotationally connected to the front side of the swing barrel, a limiting groove is formed in the front side of the material distributing body, a limiting block is slidably connected into the limiting groove, and the front end of the rotating column penetrates through the limiting block and is rotationally connected with a connecting rod. The hydraulic rod pushes the connecting rod to move, the rotating column drives the limiting block to slide in the limiting groove along with the connecting rod, the swinging barrel is driven to rotate when the rotating column moves, the discharging direction of the material distributor can be adjusted, and the material blocking leather can be matched with the inner wall of the material distributor and the discharging hopper due to the soft material design. Therefore, materials can be prevented from falling into gaps.

The invention discloses a steel pipe cutting machine tool for producing fluid connector machining, relates to the technical field of steel pipe shearing equipment, and aims to provide a steel pipe cutting machine tool for producing fluid connector machining, which can simultaneously shear a plurality of steel pipes and greatly improve the production efficiency. Bending material bearing components are arranged at the positions, located at the two ends, of the base, and the two bending material bearing components are provided with a plurality of shearing sleeves and pushing sleeves correspondingly. The technical effects are that by arranging the bending material bearing components, when shearing is needed, hydraulic bending joints in the bending material bearing components start to be folded upwards through internal hydraulic rotating assemblies; according to the steel pipe shearing machine, the steel pipe borne by the shearing machine is wound on the outer side of the shearing tool component, then the shearing tool component rotates at a high speed, meanwhile, the hydraulic bending joint continuously bends and applies pressure to the steel pipe, the steel pipe is sheared, and the purpose of shearing the multiple steel pipes at the same time is achieved.

The present disclosure relates to a concealed sliding fastener arrangement comprising a sliding fastener, a first sewing material, and a second sewing material. The sliding fastener includes first and second fastener elements and first and second fastener element carriers. The first and second fastener elements are provided on the first and second fastener element carriers, respectively. One end of the second sewing material is bent at least twice in the same clockwise direction. The penultimate bend forms a first bend section with a multilayer structure in the second sewing material. A second bend section of the second sewing material is formed by the final bend in the multilayer structure formed by the penultimate bend. The second fastener element carrier is sewn at least partially to the inside of the second bend section of the second sewing material.The first fastener element carrier is sewn to the first piece of fabric. The first curved section of the second piece of fabric is positioned so that it abuts the first piece of fabric, allowing the first fastener element to be connected to the second. The entire slider fastener is designed so that it is concealed from the outside by the first and second pieces of fabric.

The application discloses a torsion spring end torsion arm bending device. The device comprises an upper die, a lower die and a rotating device for realizing torsion spring torsion arm extrusion forming. The upper die is provided with a convex die matched with the torsion spring forming, and an upper die correction groove is arranged on the surface of the convex die in the transverse middle part. The lower die is provided with a concave die matched with the torsion spring forming, and a positioning groove is arranged on the surface of the concave die in the transverse middle part. The rotating device comprises a positioning core shaft, a rotating arm, a fixing shaft and a connecting plate. The device optimizes the traditional bending die, and the bending lower die is processed with a groove consistent with the wire axis to prevent the wire from slipping in the bending and pressing process. The device sets a rotatable anti-torsion device on the bending upper die by utilizing the characteristic that the bending material rotates around the bending point in the bending process, and the wire is limited to twist in the bending and pressing process. The device successfully solves the wire slipping and twisting caused by the fact that the wire axis is not perpendicular to the bending tire, and the produced torsion spring end torsion arm meets the product quality requirements and is stable in size.

The present application relates to the technical field of material plastic processing, and discloses a serpentine specimen for testing the performance of spatial continuous multi-bend materials and component bending equipment. The serpentine specimen is composed of a spatial continuous multi-bend structure formed by alternating rotation of a linear unit and a bending unit. The linear unit is composed of a linear segment, and the bending unit includes a horizontal bending area, a vertical bending area, and a torsional bending area. The entire serpentine specimen starts with a linear unit and also ends with a linear unit. The specimen of the present application has high test accuracy, low implementation cost, and a wide range of practical applications. It can avoid test error problems caused by factors such as different material properties, different structural dimensions of spatial continuous multi-bend components, and different bending process parameters.

The utility model relates to the technical field of material bending, in particular to a guide rail table based on material bending treatment. The pulley is rotationally arranged on the guide rail table; the two limiting plates are arranged on the two sides of the guide rail table in a sliding mode correspondingly, and a moving space for a bent material to pass through is formed between the two limiting plates; the distance adjusting assembly is arranged on the guide rail table and used for adjusting the distance between the two limiting plates, and the distance adjusting assembly comprises adjusting screw rods rotationally arranged on the two sides of the guide rail table, threaded sleeves fixedly arranged on the limiting plates, connecting rods fixedly arranged on the two sides of the guide rail table and connecting sleeves fixedly arranged on the limiting plates; the adjusting screw rod is in threaded connection with the threaded sleeve, and the connecting rod is in sliding connection with the connecting sleeve. The limiting device has the effect of limiting the bent material.

The present invention provides a roll bending machine comprising: a roll set frame mounted to be movable; and a bending frame which has a plurality of bending rolls for bending material and in which, while rotating on the roll set frame, the positions of the plurality of bending rolls are controlled.

The invention relates to a forming machine for producing coils (20, 22) from a strand-shaped material (10), having a material conveyor device (8) which conveys the material along the longitudinal axis (9) and in a feed direction (11), a bending tool (12) which is arranged downstream of the material conveyor device (8) in the feed direction (11) for bending the material (10), and a controller (19) which actuates the material conveyor device (8) and the bending tool (12) in order to produce at least one helical coil (20, 22) by means of a sequence of bending processes. The bending tool (12) is designed to bend material (10) supplied by the material conveyor device (8) at the bending tool front face (36) and material (10) supplied at the bending tool rear face (38) facing away from the material conveyor device (8), and the forming machine (2) additionally has an adjustable tongue (14) for holding a first helical coil (20) which is bent from the material (10) supplied in the feed direction (11), wherein the tongue (14) can be positioned downstream of the bending tool (12) in the feed direction (11), and additionally for clamping the strand-shaped material (10) in an intermediate section (42), which lies between the bending tool (12) and the first coil (20), and for conveying the material (10) clamped in the intermediate section (42) along the longitudinal axis (9) and in an opposite direction (46) which runs opposite the feed direction (11); and an adjustable rear-face guide (16) which can be positioned between the rear face (38) of the bending tool (12) and the tongue (14) and which is designed to guide the material (10) on the rear face of the bending tool (12) when the tongue (14) clamps the material (10) in the intermediate section (42) and supplies same to the bending tool (12) at the rear face (38) thereof in the opposite direction (46) in order to bend the material (10) into a helical second coil (22) by means of the bending tool (12), said second coil lying in front of the first coil (20) when viewed in the feed direction (11) and forming a single-piece double coil (4) together with the first coil.

The utility model discloses a forming foot bending machine, and particularly relates to the technical field of foot bending machines, the forming foot bending machine comprises a corner bending protection frame, a machining transmission auxiliary device is arranged at the lower end of the corner bending protection frame, and the machining transmission auxiliary device comprises a feeding transmission assembly and a corner bending processing discharging assembly. The feeding conveying assembly is arranged at the front end of the corner bending treatment discharging assembly, and an operation controller body is arranged on the outer wall of the side edge of the corner bending protection frame. According to the automatic feeding and discharging device, a second electric hydraulic cylinder is arranged behind the automatic feeding and discharging device to drive the automatic feeding and discharging device to move out, after a lower blocking plate moves out, a bending groove and the lower end of a material lose support, and the bent material enters the upper end of an automatic discharging conveying belt through a discharging groove formed in the lower end to be subjected to follow-up conveying work. And the practicability and the use convenience of the whole device are further enhanced while the feeding and discharging efficiency of material processing is improved, and the manual feeding and discharging cost is greatly reduced.

The bending equipment for metal material manufacturing relates to the technical field of metal material bending and comprises a bending table, sliding grooves are symmetrically formed in the upper end face of the bending table, supporting columns are symmetrically and fixedly connected to the upper end face of the bending table, a top plate is fixedly connected between the upper ends of the two supporting columns, and a stamping air cylinder is fixedly connected to the lower end face of the top plate. The output end of the stamping air cylinder is fixedly connected with a lifting plate, the lifting plate is vertically and slidably connected to the outer surfaces of the two supporting columns, the center of the lower end face of the lifting plate is fixedly connected with a bending plate, and a bending die is arranged below the bending plate and fixedly connected to the upper end face of the bending table. The metal material bending device further comprises a bending angle limiting mechanism, a bending material limiting mechanism and a bending position adjusting mechanism, the bending angle limiting mechanism comprises limiting blocks which are symmetrically arranged, the metal material can be subjected to sectional type stamping bending, the bending angle is gradually increased, springback can be more accurately controlled in each stage, and the bending precision is improved. Therefore, the influence of springback on bending precision is effectively reduced.

The utility model discloses a common punching bending die, and relates to the technical field of bending dies, the common punching bending die comprises a base, a lower die and an upper die, the lower die is arranged right above the base, a punching mechanism is arranged right above the lower die, the punching mechanism carries out extrusion processing through the lower die and the upper die, and the upper die is arranged above the base. And an ejection mechanism is arranged below the lower die, the ejection mechanism is used for carrying out ejection treatment on a surface stamping and bending material of the lower die and carrying out buffering treatment on force generated by stamping of the lower die and the upper die at the same time, and the situation that the material is damaged and deformed due to too large pressure is avoided. In the using process, firstly, the symmetrically-arranged reset springs are used for buffering pressure generated by contact of the lower die and the upper die, the situation that in the whole bending process of a product, line pressing is more uniform, resilience force is more uniform, pressing and cutting are stable is avoided, and the average degree and precision of line pressing are improved.

The utility model relates to the technical field of word bending machines, in particular to a single tool structure for a word bending machine. Comprising a supporting plate, and further comprises a bending assembly arranged above the supporting plate and used for bending materials; and the driving assembly is arranged at the bottom of the supporting plate. By means of the bending assembly, materials can be conveniently and effectively bent, by means of the driving assembly, the bending assembly can be effectively driven to start to operate, and therefore the bending assembly can effectively bend the materials, and by means of the lifting assembly, the materials can be conveniently and rapidly bent. According to the bending device, parts in the bending assembly can be conveniently and rapidly lifted, so that the bending assembly can effectively bend all materials, the overall practicability of the device is effectively improved, the structure of the device is simple and clear, and workers can conveniently and subsequently overhaul the device.

The utility model relates to the technical field of pipe bending machines, in particular to a pipe bending machine device capable of stripping after pipe bending, which comprises a base assembly, a first pipe bending assembly and a second pipe bending assembly, the upper end of the base assembly is fixedly connected with a stripping conveying assembly, the base assembly comprises a bottom plate, the top end of the bottom plate is fixedly connected with a vertical frame, and the inner side of the vertical frame is fixedly connected with a hydraulic rod. The stripping conveying assembly comprises a second driving motor, a machine shell of the second driving motor is fixedly connected with one side of the machine fixing plate, a main shaft of the second driving motor is attached to the inner side of a rubber conveying belt through a rotating roller, vent holes are formed in the inner side of the rubber conveying belt, and springs are fixedly connected to the outer sides of the vent holes. According to the pipe stripping device, automatic stripping of pipes is achieved, the labor intensity of workers is reduced, the pipes are protected, the production qualification rate is increased, and personnel safety is guaranteed.

Device (1) for forming a hole (202) in a substrate (200), the device (1) comprising: a rotationally drivable shaft section (9); and a plurality of material removal sections (15) extending radially from the shaft section (9) and rotatably drivable by the shaft section (9); wherein at least some of the material removal sections (15) have an external tearing device (5) for tearing off material of the substrate (200) for circumferentially defining the hole (202) in the substrate (200), and wherein at least some of the material removal sections (15) have a chipping device (13) arranged between the shaft section (9) and a radial outer side of the respective material removal section (15) for chipping away material of the substrate (200), wherein, starting from an outer material tear-off tip (300) of the tearing device (5), a curved material removal edge (302) of the tearing device (5) extends to a material removal edge (304) of the chipping device (13), wherein the material removal edge (302) of the tearing device (5) is curved in the direction of rotation (306) from an outer front end (308) of the respective material removal section (15) towards a further inner rear end (310) of the respective material removal section (15); wherein at least one rib (7) arranged between respective gaps (19) is provided on at least some of the material removal sections (15) in the region of the respective chipping device (13) for comminuting removed material; wherein at least some of the chip devices (13) and / or ribs (7) are arranged replaceably on at least some of the material removal sections (15); wherein the tearing device (5) is arranged at the front of the respective material removal section (15) in the direction of rotation (306).

The utility model relates to an anti-bending material pushing device for a material collecting plate. The anti-bending material pushing device comprises a rack, a driven block, a connecting block, a spring, a material pushing rod, a transmission mechanism and a motor, the connecting block is connected with the transmission mechanism through the driven block, the transmission mechanism comprises a connecting rod, a roller and a transmission block, and the roller is arranged in the connecting groove through the connecting rod in a rolling mode; the connecting rod is connected with the motor; the connecting block is provided with a receding hole, and one end of the pushing rod is connected with the connecting block through a spring and located in the receding hole. And a material inserting groove is formed in the other end of the material pushing rod. The utility model has the advantages that: (1) the spring provides a buffering effect on the material pushing rod, so that the loss of the material collecting plate due to uneven stress is reduced; and (2) compared with air cylinder driving, the single response time of motor driving is shorter, and the requirements of short stroke and frequent high-speed material pushing are better met.

A breakaway pipe clamp assembly for clamping a pipe while permitting the pipe to be replaced via a pipe bursting process includes a band which comprises a bendable material. The band has a first end and a second end, and a pair of lateral edges of the band extends between the first and second ends. The band has a weakened region which extends between the pair of lateral edges and which is configured to fail when a sufficient tension force is applied to the band transverse to the weakened region. A tightening mechanism is mounted to the band and is configured to selectively draw the first and second ends of the band toward each other.

The invention discloses a movable rotating die which comprises an upper fixing plate, an upper base plate, a die handle, a male die block, a movable female die, a lower fixing block, a female die fixing plate, a forming female die, a discharging spring, a beating rod, a lower bottom plate and a reset spring. The male die assembly is used for bending a material, the movable female die can flow along with flowing of the material, the problem that the bending angle of the clamp framework is too large is solved, the gap at the bending tail end of the clamp framework is a negative material thickness gap, the scratching phenomenon is avoided, and the phenomenon of flying wire imprint of a product is avoided. And as the material and the female die flow dynamically, the acting friction force between the die and the product material is reduced, and the service life of the movable female die is prolonged. And meanwhile, the R angle formed by better flowing of the material is fuller.

1. Name of the product in this design: Six-hopper four-axis single-point bending machine (noise-absorbing sheet). 2. Purpose of this design: for bending materials. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.