Classifications

• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
  • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
  • B21D19/00—Flanging or other edge treatment, e.g. of tubes
  • B21D19/08—Flanging or other edge treatment, e.g. of tubes by single or successive action of pressing tools, e.g. vice jaws
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
  • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
  • B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
  • B21D22/02—Stamping using rigid devices or tools
  • B21D22/025—Stamping using rigid devices or tools for tubular articles
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
  • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
  • B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
  • B21D5/04—Bending sheet metal along straight lines, e.g. to form simple curves on brakes making use of clamping means on one side of the work
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F24—HEATING; RANGES; VENTILATING
  • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
  • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
  • F24F13/02—Ducting arrangements
  • F24F13/0245—Manufacturing or assembly of air ducts; Methods therefor

Definitions

• the present invention is about a method of flanging a ventilation canal edge used for flanging the edges of quadrangular air ducts and is about a machine for this method.
• Current Known State of the Technology :
• flanged air ducts Different methods are used to construct the channel system by combining air ducts. These methods are: S lock and bolt system, fused flanged canals and self flanged canals.
• S lock and bolt system fused flanged canals and self flanged canals.
• flanged air ducts firstly, the sheet metals are bent into ducts, flanges are produced according to the side lengths of the ducts, and the flange air ducts are brought ready to be mounted on each other by manually engaging the joints of the ducts. Subsequent production of the flanges results in the need for an additional machine.
• the flanges with the most common use nowadays have flanges which are fused to the canals that are done post production creates protrusions in the ducks causing the air flowing through the ducks to slow down and also causing resistance in the connection parts resulting in loss of energy and efficiency of the system.
• Utility model refers to "self-flanged ventilation duct".
• Invention is about, flanges located on the connecting surfaces of the rectangular or cylindrical sections of ducts in the heating, cooling and ventilation sector which are known as ventilation ducts or apertures in the market, forming from separate surfaces that bent to the outside of the duct body by bending the edges of the duct body instead of mounting them at the ends of the ducts.
• the present invention refers to self-flanged air ducts of cylindrical and rectangular cross section, which are used in the heating and cooling ventilation sector, which are used in the market to provide a standard of air conditioning, heat, humidity and health conditions.
• Sheet metal bending machine is explained.
• the invention relates to a sheet metal bending machine having a drive motor positioned on the frame and a motion transmitting member for transferring the motion from the drive motor to the system.
• the invention is about a sheet metal bending machine having a drive element positioned on the frame and having a motion transmitting element for transferring the motion from the drive motor to the system.
• the invention relates to a sheet metal metal bending machine comprising a plurality of rear formers which form the first form of the sheet metal by means of the action taken from motion transmission element, middle form dispenser which forms the front shaped sheet metal, and preforming rolls.
• Patent application EP1121996 discloses "bending machine for sheet metal”. It is a bending machine for sheet metal metals, in which a fixed jaw mounted on a fixed structure with a swinging presser guide is mentioned.
• Patent application EP27131 16 discloses "Ventilation duct”. In same application, the fixing of the flange to the mouth portion of the tubular shape ventilation ducts is mentioned.
• the patent application WO2010094835 discloses "a ventilation duct production method”.
• the patent application EP2784404 discloses "Ventilation duct collector”.
• the patent application WO2013133775 discloses "Practical and flexible connection apparatus for ventilation ducts".
• the present invention is a method for forming a flange on the edge of a ventilation canal which can overcome the above mentioned disadvantages and a machine for this method. It is a system that enables to make the process as a single piece within the ventilation canal production by lifting the connecting flange system from the production and providing a faster and more rapid production flow which reduces the work force and cost values to the minimum while achieving high efficiency.
• the invention provides for the production of self-flanged ducts to minimize roughness at the connection points and to continue in the desired direction without being caught in the edges of the air passing through from the inside, thereby achieving high efficiency. Since the product of the invention is in a small size, it occupies less working area, thus saving space.
• the flange is made to become square and the flange joining is done as the last part of the operation, making all other operations easier.
• the invention does not require the use of an additional flange or welding process, the amount of sheet metal use is reduced because no additional flange is used. This also contributes to lowering cost values.
• the present invention provides less time, less need for additional labor, sufficient efficiency, etc.
• said flange connecting operation is removed from the flange from the ventilation duct system, thus eliminating the need for this process to be carried out by an additional machine.
• the invention has a solid structure.
• Figure 2 The perspective view of pressure group, thrust group, perspective and tilting group.
• Figure 3 The perspective view of form group and miter group.
• Figure 4 The perspective view of the bending unit.
• FIG. 5 The perspective view of carrier grill
• Figure 6 The perspective view of inner mold thrust group
• Figure 7 The perspective view of main frame group
• Figure 8 The perspective view of the system.
• Figure 9 It is a sectioned view of elbow bracket.
• Figure 10 The side view of the system.
• Figure 20 Side view of the fourth position.
• Figure 22 Perspective view of the fourth position.
• Figure 23 Side view of the fifth position.
• Figure 25 The appearance of the tear opened for the rolled sheet metal at the square canal corner.
• Figure 26 Perfective view of square canal with two flanges formed at the edges.
• Figure 28 Perspective view of flanged square canal.
• Figure 29 Appearance of the sheet metal metal with a folded tear at the elbow bracket canal corner.
• Figure 30 Perspective view of an elbow bracket channel with two flanges formed Figure 31 It is a detailed view of the created flange.
• Figure 34 Appearance of the first position.
• Figure 35 Apperarance of the second position.
• Figure 36 View of the third position.
• Figure 37 View of the fourth position.
• the invention is based on the fact of, the positioning of the elbow bracket(D) and / or the square canal (K) on the carrier grid 7, which is finished with the corrugated bend B, is completed by the positioning of the elbow D and / or the square canal (K) sheet metal metal (S) in the starting position; (10) is pressed between the sheet metal metal (S), the form (6.5) and the thread form (4.1) brought into the starting position (10) by pressing with the help of the pressure group (1), the thrust group (2) and the miter group to the first position (20), bringing the sheet metal (S) bending pistion (9.4) and the pressure plate (1.1) being turn in 90 degree direction to bringing to the second position (30), by bringing the sheet metal(S) to second position (30) to be pressed aided with steep pressure plate (5.5) and aiding stand (6.4) bringing to third position (40), by bringing the sheet metal (S) to third position (40) with the aid of inner mold (8.1) and standing and tilting press (3.4) bringing to fourth position (50
• the flange is formed (60) at the mouth of the square channel (K) and / or the elbow joint (D).
• the invention includes forming a sheet metal flange (60) between two bending tears (B).
• To create the first position (20) includes the following steps of, moving the form (6.5) on top of the form thrusting guide (6.1) by forward in bending unit (6.7) in the bending unit (6), at the same time to moving the tread form (4.1) forward by the thrust piston (4.2) in the form group (4) and to press the sheet metal (S) in there by moving the tread form (4.1) towards eachother. (Fig.12, Fig.14).
• the number of edges can be changed depending on the surface shape of the female form (4.1) (Fig. 14).
• the number of edges can be changed depending on the surface shape of the thread form (4.1) (Fig.14).
• Second position (30) includes the following steps of, after formation of the first position (20) form group (4) retractes and bending piston (9.4) in the main together with the presser plate (1.1) in the main frame group (9) rotate the bending unit (6) on the presser foot (1) by 90 degrees, at the time of rotating thurst foot (2.2) along with steep pressure plate (5.5) supporting the 90 degree bending of the sheet metal (S) creating the third position.
• FIG.16 Fourth position, (50) follows the formation of third position (40) including the following steps; with the aid of the miter group (5) unit aid standing (6.4) retracts and instead standing horizontal piston (8.2) moves along in two pieced inner (8.1) inner mold thrust group (3) along with standing and tilting press (3.4), with the movement coming from standing piston (3.2) moves the sheet metal (S) in to the inner mold (8.1) to be pressed. (Fig.19)
• Forming a flange (60) includes the following steps; the forward movement of the tilting piston (3.1) following the formation of the fourth position (50) causes the tilting movement of the joint (3.3) simultaneously with the tilting piston (3.1),, the movement of the tilting piston (3.1) with the standing and tilting press (3.4) involves pressing, machining steps on one side of sheet metal (S), square channel (K) and/or elbow bracket (D). (Fig.
• the invention provides for the formation of an edge flange (60) opposite the square canal (K) and/or the elbow bracket (D) in the second stage after forming the flange (60) on one side of the finished square channel (K) and/or forming a third edge flange (60) in a third step (60) and forming a flange (60) at the edge of the final square canal (K) and / or elbow bracket (D).
• the number of edges can change depending on the surface shape of the inner mold (8.1) (Fig. 27, Fig.28, Fig.31, Fig.32).
• the invention is characterized in that it comprises a recline group canal (9.1) on which a stationary recline canals (9.1), four parallel stainonery guides (9.2), two parallel rollers (9.3), two bending pistons (9.4) on the side edges and side plates of main frame group (9) is associated with the second and the third stationary guide (9.2) in relation to the base group (9) by being connected to the main chasis base group (9) in such a way that the base group (9) is positioned more than once, (5) is associated with the first and fourth fixed slides (9.2) so that the form group (4) positioned in the main frame group (9) is connected to the second and fourth fixed slides (9.2) is also associated with the bearings (9.3) so that the bending unit (6) positioned in the main frame group (9) is connected to the pressure channel (6.9) on the bending unit (6) the inner presser foot (1.2) fixed to the upper surface of the side plate (9.5) with the carrier grid (7) positioned in the main frame group (9) and associated with the side plates (9.5) and
• the invention has a pressure group (1) consisting of a pressure plate (1.1) positioned on the upper surface of the foot (1.2) and the foot (1.2) on the lower part ( Figure 2).
• the invention has a thrust group (2) which is composed of two opposing thrust feet (2.2) and a thrust plate (2.1) positioned on the upper surface of the thrust feet (2.2). (Fig.2)
• the standing and tilting group (3) (3.3) positioned between the standing and tilting presser (3.4) and two tilting pistons (3.1) connected to the standing and tilting press (3.4) consists of the standing piston (3.2) in the part (Fig. 2).
• the invention has a form group (4) with a thread form (4.1) at the front and a thrust piston (4.2) at the rear end (Fig.3).
• the miter group (5) provided in the subject of the invention; connection bracket (5.2) associated with the pressure pistons (5.1), a miter thrust piston (5.3) associated with the steep pressure plate (5.5), one or more pushing pistons (5.4) and the piston rod (5.6) positioned at the front of the compression pistons (5.1) (Fig.3).
• the bending unit (6) provided in the subject of the invention; located on the side portions of the main connection (6.3), a form thrusting piston (6.7) and an standing form piston (6.8) which are positioned on the outer side portions of the side plates (6.6) ), as well as the auxiliary pressure canal(6.9) positioned at the rear of the main connection (6.3), the form thrust guide (6.1) and the standing form thrust guide (6.2), is related to the standing aid (6.4) (Fig.4).
• the carrier grid (7) in the present invention comprises; the rail connection plate (7.3) located on the rear side of lower part of the grid and frame consists of fixed to the car connection rail (7.2) and the grid lifting piston (7.1) associated with the car connection rail (7.2). (Fig.5).
• the invention has an inner mold thrust group (8) consisting of an inner mold (8.1) and a thrusting horizontal piston (8.2) as two parts ( Figure- 1, Figure-6).
• the invention includes a standing and tilting press (3.4) which allows the sheet metal (S) to provide the desired shape (Fig.2).
• the invention includes the thrust piston (4.2) which allows the form group (4) to move back and forth (Fig.3).
• the invention includes a miter thrust piston (5.3) which moves the set square group (5) back and forth ( Figure 3).
• a forming thrust guide (6.1) which moves the form (6.5) back and forth ( Figure-4).
• the invention includes a form thrust piston (6.7) which reciprocates the standing form thrust guide. (6.2) (Fig.4).
• the inventive parts essentially consist of; standing and tilting group (3), form group (4), miter group (5), bending unit (6), carrier grid (7), inner mold thrust group (8) ) and main frame group (9) (Fig.1).
• the present invention comprises with a pressure group (1) which consist of two parts ( Figure 2). These parts are the pressure plate (1.1) and the foot (1.2) (Fig.2).
• the thrust group (2) consists of two parts ( Figure-2). These sections consist of a thrust plate (2.1) and a thrust foot (2.2) ( Figure-2).
• the standing and tilting group (3) consists of four parts (Fig.2).
• the present invention comprises the form group (4) which comprises two parts (Fig 3). These parts are thread form (4.1) and thrust piston (4.2) (Fig.3).
• the miters group (5) in the present invention consists of six parts ( Figure-3). These sections consist of a pressure piston (5.1), a connecting bracket (5.2), a thrust piston (5.3), a side guide (5.4), a steep pressure plate (5.5) and a piston rod (5.6). (Fig.3)
• the present invention comprises the bending unit (6) which includes nine parts (Fig.4). These parts can be used to form the form piston (6.1), the form thruster guide (6.2), the main connection (6.3), the aiding stand (6.4), the form (6.5), the side plate (6.6) and the form thrust piston (6.8) and pressure canal (6.9). (Fig.4).
• the carrier grid (7) in the present invention comprises three parts ( Figure 5). These are the grid lift piston (7.1), the carriage connection rail (7.2) and the rail connection plate (7.3) (Fig.5).
• the present invention comprises, the inner mold thrust group (8) which consists of two parts (Fig.6). These are the inner mold (8.1) and the thrusting horizontal piston (8.2) (Fig.6).
• the main frame (9) in the present invention consists of five parts (Fig.7). These sections consist of the canal (9.1), stationary guide (9.2), roller (9.3), bending piston (9.4) and side plate (9.5). (Fig.7)
• thrust group units (2) are positioned so as to be more than one side by side in relation to the canal (9.1) on the main frame group (9) (Fig.l, Fig.7).
• the miter group (5) is positioned relative to the second and third stationary guide (9.2) on the main frame (9) (Fig.l, Fig.7)
• the miter group (5) is positioned relative to the second and third stationary guide (9.2) on the main frame (9).
• Form group (4) is located between the first and fourth stationary guide (9.2) (Fig.l, Fig.3). Between the second and fourth stationary guide, (9.2) standing and tilting group (3) takes place.
• the bending unit (6) is associated with the rollers (9.3) on the main frame (9) (Fig.l, Fig.4).
• the pressure group (1) is positioned in such a way that there is more than one side by side in the pressure canal (6.9) on the bending unit (6) (Fig.l, Fig.4).
• the supporting plate (9) on the main frame (9) is positioned with the supporting grid (7) (Fig.l, Fig. 5, and Fig.7).
• the inner plate is fixed to the inner thrust gauge (8) by the pushing horizontal piston (8.2) on the upper surface of the side plate (9.5) (Fig.1 , Fig.6, and Fig.7).
• the bending unit (6) is associated with the bearings (9.3) on the main frame (9) (Fig. 1, Fig. 4).
• the pressure group (1) is positioned in such a way that there is more than one side by side in the pressure canal (6.9) on the bending unit (6) (Fig.l, Fig.4).
• the main chasis group (9) on the main frame (9) is positioned with the carrier grid (7) (Fig.l, Fig.5, and Fig.7).
• the inner plate is fixed to the inner thrust group (8) by the thrusting horizontal piston (8.2) on the upper surface of the side plate (9.5) (Fig.l, Fig. 6, and Fig.7).
• the features of the present invention are as follows; Pressure group (1), in the initial position (10) bends the sheet metal (S) by 90 degrees (Fig.16).
• the thrust group (2) helps to fix the position by clamping the bent sheet (S) in the initial position (10) while tightening it with the vertical steep pressure plate (5.5) in the miter group 5 (Fig.14).
• Standing and Tilting Group (3) has 2 different duties. The first is to allow the sheet metal (S) to pass from the third position (40) to the fourth position (50) and the second is to make the transition from the fourth position (50) to the formation of the flange (60) position (Fig.19, Fig.21).
• the standing and tilting group (3) allows the sheet metal (S) to be brought to the fourth position (50) from the third position (40) by the forward movement of the standing piston (3.2) positioned in the main frame (9) relative to the second and fourth stationary guide(9.2).( Fig.21)
• the forward and backward movements of the tilting piston (3.1) are then angularly moved to allow the sheet metal (S) to transition from the fourth position (50) to the flange forming position (60) with the help of the vertical and tilting presser joint(3.3 ).
• Fig 24 Thus the final stage of the desired flange (F) is finished and returned to the initial position for the operation of the next edge.
• Dikleme ve yatirma grubu (3) Dikleme ve yatirma grubu (3), ikinci ve dorduncu sabit kizak (9.2) arasina ilisjdlendirilerek ana ⁇ ase grubuna (9) konumlandmlmis.
• the Forming Group (4) is fixed to the main frame group (9) by being associated with the first and fourth stationary guides (9.2) and the thrust piston (4.2) is connected to the thread form piston (4.1) and the form thrust piston (6.1) to move from the starting position (10) to the first position (20) by pressing the sheet metal (S) between the thread form (4.1) and the form (6.5) (Fig.4, Fig.14). After passing through the first position (20), the form group (4) returns to its initial position to move to the next position.
• Miter group (5); duties are frame with two tasks. The first is to clamp the sheet (S) against the pressure plate (2.1) and the second is to support against the pressure plate (1.1).
• the bending unit (6); of the sheet metal (S) which is to be carried is placed at 90 degrees with the rotation of the group (1) on its axis.
• the second position (30) and the third position (40) provide the transition from the first position (20) to the second position (30) and the standing position (6.4) on the second position (30) (Fig. 14, Fig. 16).
• the inner mold thrustgroup (8) helps the standing and tilting group (3) fulfills its task (Fig.24). In this process the miter group (5) comes to its first position by canceling the last position.
• the production method of the invention product is as follows; Elbow bracket (D) and/or Square canal (K) which have bending tear on the corners are placed on one of the four sides of the carrier grid (7) (Fig. 11).
• the presser foot (1) on the main frame (9) applies pressure to the sheet metal (S) with the thrust foot (2.2) associated with the pressure group foot (1.2) and the thrust plate (2.1) in the Thurst group (2) (Fig.
• the sheet metal (S) is applied pressure by the steep presser plate (5.5) in the miter group (5) ( Figure 11).
• the starting position (10) is formed by pressing the sheet metal (S) with the help of the pressure foot (1.2), the thrust foot (2.2) and the steep pressure plate (5.5) (Fig. 11).
• the form group (4) is retracted and returns to its initial position (Fig. 16).
• the bending piston (9.4) on the main frame (9) rotates the bending unit (6) 90 degrees together with the bending plate (1.1) on the press group (1) (Fig. 16).
• the standing plate (5.5) with the thrust foot (2.2) supports 90 degree bend of the sheet metal (S) (Fig. 16).
• the sheet metal (S) is brought to the second position (30) (Fig. 16).
• the aiding stand (6.4) and the miter group (5) are retracted (Fig. 19).
• the standing tilting press (3.4) on the standing and tilting group (3) provides the pressing of the inner mold (8.1) of the sheet metal (S) with the movement taken from the vertical piston (3.2). (Fig. 19)
• the sheet metal (S) is brought to the fourth position (50) (Fig.21).
• the tilting piston (3.1) moves forward (Fig. 24).
• the joint (3.3) makes a rotational movement and as a result of the movements of the tilting piston (3.1) and the elbow joint (3.3), the vertical and tilting presses (3.4) (D) ( Figure-21). Consequently of the pressing, the flange is formed (60) (Fig. 24).

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• Engineering & Computer Science (AREA)
• Mechanical Engineering (AREA)
• Manufacturing & Machinery (AREA)
• Chemical & Material Sciences (AREA)
• Combustion & Propulsion (AREA)
• General Engineering & Computer Science (AREA)
• Bending Of Plates, Rods, And Pipes (AREA)
• Duct Arrangements (AREA)

Applications Claiming Priority (2)

Publications (3)

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ID=64736070

Family Applications (1)

Country Status (3)

Cited By (1)

Families Citing this family (2)

Family Cites Families (10)

• 2017
  • 2017-03-02 TR TR2017/03222A patent/TR201703222A2/tr unknown
• 2018
  • 2018-02-27 WO PCT/TR2018/000014 patent/WO2018236314A2/en not_active Ceased
  • 2018-02-27 EP EP18819861.8A patent/EP3589430B1/de not_active Not-in-force

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