CN210450590U - Stretching die for forming oblate air duct - Google Patents
Stretching die for forming oblate air duct Download PDFInfo
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- CN210450590U CN210450590U CN201921154986.2U CN201921154986U CN210450590U CN 210450590 U CN210450590 U CN 210450590U CN 201921154986 U CN201921154986 U CN 201921154986U CN 210450590 U CN210450590 U CN 210450590U
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Abstract
The utility model discloses a stretch mould for shaping an oblate air duct, which relates to the technical field of processing of air ducts, and adopts the technical scheme that the stretch mould comprises a shaping plate with a semi-annular section and a bottom plate arranged along the length direction of the shaping plate, wherein the bottom plate and the shaping plate are encircled to form a hollow tube with a semi-annular section, and the shaping plate is detachably and fixedly connected with the bottom plate; the bottom plate is provided with a plurality of mounting holes for mounting and fixing the bottom plate. The utility model is used for but oblate tuber pipe adds man-hour one-time stretch forming, has processing efficient advantage.
Description
Technical Field
The utility model relates to an air pipe processing technology field, more specifically say, it relates to a stretch mould is used in shaping of oblate tuber pipe.
Background
The air duct is a duct system for conveying and distributing air. The air pipes can be divided into a circular air pipe, a rectangular air pipe, an oblate air pipe and the like according to different cross-sectional shapes. The circular air pipe has the smallest resistance, but has the largest height and the most complex manufacture. In practical application, a rectangular air pipe is mainly used. In the actual construction of the ventilation system, the thickness of the heat insulation layer, the elevation of the suspended ceiling and the like need to be considered, and the situation that the rectangular air pipe cannot meet the design requirements can occur. At this moment, often replace the rectangle tuber pipe with the oblate tuber pipe, under the prerequisite of guaranteeing air volume and noise control, can effectively solve the not enough problem of furred ceiling elevation.
The oblate air duct is usually manufactured on the basis of a circular duct. For example, the chinese patent with the publication number CN2055416U discloses a flat spiral air duct processing machine, which comprises a multi-stage press roll structure and a duct conveying track. When the spiral air duct is processed, the formed round duct is conveyed to the direction of the compression roller structure through the duct conveying track, and is formed into the oblate spiral air duct after being rolled and pressed by the multi-stage compression roller structure in sequence.
However, when the processing machine is used for processing the air duct, because of the different flattening deformation quantities of different pipe diameters, when the air duct with a large pipe diameter is processed, more stages of compression roller structures are needed to manufacture the air duct with a more uniform shape. The round pipe needs to be clamped and pressed by the compression roller mechanisms at different levels in sequence, so that the forming time of a single air pipe is prolonged, and the improvement of the processing efficiency is limited.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a stretch forming die is used in oblate tuber pipe shaping, but it is used for oblate tuber pipe man-hour one-time stretch forming, has the efficient advantage of processing.
In order to achieve the above purpose, the utility model provides a following technical scheme:
a stretching die for shaping an oblate air duct comprises a shaping plate with a semi-annular section and a bottom plate arranged along the length direction of the shaping plate, wherein the bottom plate and the shaping plate are encircled to form a hollow tube with a semi-annular section, and the shaping plate is detachably and fixedly connected with the bottom plate; the bottom plate is provided with a plurality of mounting holes for mounting and fixing the bottom plate.
Through adopting above-mentioned technical scheme, set up two tensile moulds in suitable stretcher relatively, drive about two tensile moulds with the help of the stretcher and draw close each other or keep away from and can be used for oblate tuber pipe shaping processing. Two stretching dies are sleeved with the round pipe, and under the driving of the stretching machine, the two stretching dies are mutually far away from each other, so that the round pipe is deformed to form a flat round pipe. The stretching die of the embodiment is simple in structure, can be formed at one time when processing a flat circular tube, and has the characteristic of high processing efficiency.
Can dismantle between profiled sheeting and the bottom plate and be connected, when installing the stretcher with tensile mould, be fixed in the stretcher with the bottom plate earlier, then with profiled sheeting lock in the bottom plate, again with both installation fixed can. The drawing die consisting of the forming plate and the bottom plate has the advantages of less material consumption, light weight and convenience in carrying/installation during manufacturing.
Furthermore, a first supporting plate is arranged on the bottom plate along the central line of the length direction of the bottom plate, and one side, far away from the bottom plate, of the first supporting plate is fixedly connected with the inner circumferential side wall of the forming plate.
By adopting the technical scheme, the structural strength of the forming plate is increased, so that the forming plate is not easy to deform under stress in the process of stretching and forming the flat circular tube.
Furthermore, the first supporting plate is perpendicular to the bottom plate, and the cross-sectional shapes of the first supporting plate and the bottom plate are T-shaped.
Through adopting above-mentioned technical scheme for bottom plate and backup pad atress are more even, and are better to the supporting effect of shaping board.
Furthermore, a plurality of strip-shaped grooves are formed in the side wall of the inner circumference of the forming plate along the length direction of the forming plate, and the edges of the bottom plate and the first supporting plate are clamped and embedded in the strip-shaped grooves; and a plurality of fixing bolts used for fixing the bottom plate and the first supporting plate are inserted into the outer circumferential side wall of the forming plate.
By adopting the technical scheme, the bottom plate is assembled into the molding plate after being fixed. The strip-shaped groove is aligned with the edges of the first supporting plate and the bottom plate, and the strip-shaped groove is completely embedded with the edges of the first supporting plate and the bottom plate by sliding along the length direction. Then, the forming plate can be firmly fixed by screwing the fixing bolt.
Further, the fixing bolts are distributed at equal intervals in the length direction of the forming plate.
Through adopting above-mentioned technical scheme for the profiled sheeting is connected firmly, and stress is even everywhere.
Furthermore, second supporting plates are symmetrically distributed on two sides of the first supporting plate; one side of the second supporting plate is fixed at the joint of the bottom plate and the first supporting plate, and the other side of the second supporting plate extends to the inner circumferential side wall of the forming plate; and the inner circumferential side wall of the forming plate is provided with a strip-shaped clamping groove for clamping the second supporting plate along the length direction of the forming plate.
Through adopting above-mentioned technical scheme, further increased the support stability to the profiled sheeting for the profiled sheeting is difficult for taking place deformation.
Furthermore, a reinforcing plate which is positioned on the inner side of the forming plate and is vertically used for the first supporting plate is fixedly arranged on the bottom plate.
Through adopting above-mentioned technical scheme for first backup pad is difficult for deflecting, has increased the fastness of connection between first backup pad and the bottom plate, has promoted the fastness of connection to the profiled sheeting.
Further, the reinforcing plates are distributed at equal intervals along the length direction of the forming plate.
Through adopting above-mentioned technical scheme for everywhere all is connected firmly with the bottom plate on the first backup pad length direction.
Furthermore, the two ends of the bottom plate are fixedly provided with semicircular end plates coaxial with the forming plates, and the diameters of the end plates are equal to the inner diameters of the forming plates.
Through adopting above-mentioned technical scheme for the shaping plate both ends edge can be by the stable stay equally, makes the shaping plate atress everywhere even, has improved the shaping quality of oblate pipe.
Furthermore, all be provided with the locating plate on the side that the end plate carried on the back mutually, all open U type constant head tank on the locating plate.
Through adopting above-mentioned technical scheme, can be fixed firm with the bottom plate both ends with the help of opening the locating plate that has the constant head tank, can fix a position fast with the help of the locating piece moreover, have the effect of being convenient for install drawing die to the stretcher.
To sum up, the utility model discloses following beneficial effect has:
1. the drawing die takes the forming plate and the bottom plate as main bodies, the two groups of dies are oppositely arranged during processing, and the circular pipe can be drawn into the oblate air pipe at one time by driving the drawing dies to be away from each other by means of a drawing machine, so that the advantage of high processing efficiency is achieved;
2. the first supporting plate, the second supporting plate and the end plate have the function of improving the structural strength of the forming plate, so that the forming plate is not easy to stress and deform in the machining process;
3. the forming plates, the end plates and the bottom plate can be detachably connected, and the stretching die is installed on the stretcher in the process that the bottom plate, the forming plates and the end plates are installed in sequence, so that the stretching die is simple and convenient.
Drawings
FIG. 1 is a first schematic structural diagram of a drawing die for shaping an oblate air duct in an embodiment;
FIG. 2 is a schematic structural diagram of a bottom plate, a first support plate and a second support plate in the embodiment;
FIG. 3 is a sectional view of a drawing die for shaping an oblate air duct in an embodiment;
FIG. 4 is an enlarged view of portion A of FIG. 3;
FIG. 5 is a schematic structural diagram of a second drawing die for shaping an oblate air duct in the embodiment;
FIG. 6 is a schematic structural view of an end plate in the embodiment;
FIG. 7 is a drawing die for shaping an oblate air duct according to an embodiment;
FIG. 8 is a drawing diagram of the drawing die for shaping an oblate air duct in the embodiment.
In the figure: 1. forming a plate; 11. a strip-shaped groove; 12. fixing the bolt; 13. a strip-shaped clamping groove; 2. a base plate; 21. mounting holes; 3. a first support plate; 4. a second support plate; 5. a reinforcing plate; 6. an end plate; 61. an embedding block is clamped; 62. installing a bolt; 7. positioning a plate; 71. and (6) positioning a groove.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example (b):
a drawing die for shaping an oblate air pipe refers to fig. 1 and 2 and comprises a shaping plate 1 with a semicircular section, a bottom plate 2, a first supporting plate 3, a second supporting plate 4 and semicircular end plates 6 arranged at two ends of the bottom plate 2. The radius of the end plate 6 is equal to the radius of the inner circumferential side wall of the profiled plate 1.
Referring to fig. 2 and 3, the bottom plate 2 is disposed on the opening side of the forming plate 1, and the length directions of the bottom plate and the forming plate are the same, and the bottom plate and the forming plate surround to form a hollow pipe shape with a semicircular cross section. The first supporting plate 3 is arranged perpendicular to the bottom plate 2, and one edge of the first supporting plate 3, which is far away from the bottom plate 2, is connected to the inner circumferential side wall of the forming plate 1. The second supporting plate 4 is provided with two, and the symmetric distribution is in first supporting plate 3 both sides. In this embodiment, the second supporting plate 4 and the first supporting plate 3 form an included angle of 45 °, one side of the second supporting plate is fixed at the joint of the first supporting plate 3 and the bottom plate 2, and the other side of the second supporting plate extends to the inner circumferential sidewall of the forming plate 1. In order to increase the installation fastness of the first support plate 3 and the second support plate 4, a plurality of triangular reinforcing plates 5 are further arranged on the bottom plate 2. The reinforcing plate 5 is perpendicular to the first supporting plate 3, the bottom plate 2 and the second supporting plate 4, and the reinforcing plate 5 is distributed at equal intervals along the length direction of the bottom plate 2.
Referring to fig. 4, the bottom plate 2, the first support plate 3 and the second support plate 4 are detachably connected to the forming plate 1. Three strip-shaped grooves 11 are formed in the inner circumferential side wall of the forming plate 1 along the length direction and are used for clamping and embedding the edge of the bottom plate 2 and the edge of the first supporting plate 3 respectively. Meanwhile, a strip-shaped clamping groove 13 for clamping the edge of the second supporting plate 4 is further formed in the inner circumferential side wall of the forming plate 1. The bottom plate 2 is provided with a plurality of mounting holes 21 for fixing the drawing die, and the mounting holes 21 are distributed at equal intervals along the length direction of the bottom plate 2. During the installation, earlier be fixed in the stretcher with bottom plate 2, then make bottom plate 2, first backup pad 3 and second backup pad 4 respectively with the bar groove 11 of the corresponding position on the profiled sheeting 1, bar draw-in groove 13 aim at, follow 2 length direction on the bottom plate and pass profiled sheeting 1 and can assemble profiled sheeting 1 and target in place.
Referring to fig. 4 and 5, the bottom plate 2 and the forming plate 1, and the first support plate 3 and the forming plate 1 are fixed by fixing bolts 12. In this embodiment, the countersunk head bolts are used and inserted along the radial direction of the forming plate 1 until the forming plate 2 or the first supporting plate 3 is inserted, so that the forming plate 1 is firmly connected with the first supporting plate 3 and the bottom plate 2. Meanwhile, the fixing bolts 12 are distributed at equal intervals along the length direction of the forming plate 1, so that all parts of the forming plate 1 are firmly fixed and uniformly stressed.
Referring to fig. 5 and 6, the end plate 6 is also detachably disposed, a plurality of mounting bolts 62 are inserted into the end plate 6, and the mounting bolts 62 are inserted into the bottom plate 2, the first support plate 3 or the second support plate 4 along the length direction of the forming plate 1. When assembling, the bottom plate 2 is fixed, then the shaping plate 1 is installed, and finally the end plate 6 is assembled. In order to increase the fixing strength of the end plates 6, a plurality of clamping blocks 61 are arranged on the opposite sides of the two end plates 6. When the end plate 6 is installed, the clamping and embedding blocks 61 on the end plate 6 are clamped into the gap between the bottom plate 2 and the second support plate 4 or the gap between the second support plate 4 and the first support plate 3 respectively, so that the installation stability of the end plate 6 is improved.
Referring to fig. 1 and 5, the positioning plates 7 are disposed on opposite sides of the two end plates 6, and the positioning plates 7 are disposed along the straight edges of the end plates 6. The positioning plate 7 is provided with a U-shaped positioning groove 71, and a bolt can penetrate through the positioning groove 71 to further fix the stretching mold.
The working principle is as follows:
referring to fig. 7 and 8, two sets of oblate air duct stretch forming dies of the present embodiment need to be used in cooperation. When the device is used, the two groups of stretching dies are oppositely arranged on the stretching machine, so that the bottom plates 2 of the two stretching dies are opposite. Then, the round pipe is sleeved on the two stretching dies, and the two groups of stretching dies are driven to be away from each other by the aid of a stretching machine. And in the process that the stretching die is relatively far away, the circular pipe is stretched and is formed at one time to obtain the oblate air pipe.
The above-mentioned embodiments are merely illustrative of the present invention, and are not intended to limit the present invention, and those skilled in the art can make modifications to the embodiments without inventive contribution as required after reading the present specification, but all the embodiments are protected by patent laws and protection within the scope of the present invention.
Claims (10)
1. The utility model provides a oblate tuber pipe shaping is with tensile mould which characterized in that: the forming device comprises a forming plate (1) with a semi-annular cross section and a bottom plate (2) arranged along the length direction of the forming plate (1), wherein the bottom plate (2) and the forming plate (1) surround a hollow pipe with a semicircular cross section, and the forming plate (1) is detachably and fixedly connected with the bottom plate (2); the bottom plate (2) is provided with a plurality of mounting holes (21) for mounting and fixing the bottom plate (2).
2. The stretching die for shaping the oblate air duct according to claim 1, wherein: a first supporting plate (3) is arranged on the bottom plate (2) along the central line of the bottom plate (2) in the length direction, and one side, far away from the bottom plate (2), of the first supporting plate (3) is fixedly connected with the inner circumferential side wall of the forming plate (1).
3. The stretching die for shaping the oblate air duct according to claim 2, wherein: the first supporting plate (3) is perpendicular to the bottom plate (2), and the cross sections of the first supporting plate and the bottom plate are T-shaped.
4. The stretching die for shaping the oblate air duct according to claim 2, wherein: a plurality of strip-shaped grooves (11) are formed in the inner circumferential side wall of the forming plate (1) along the length direction of the forming plate (1), and the edges of the bottom plate (2) and the first supporting plate (3) are clamped and embedded in the strip-shaped grooves (11); the outer circumferential side wall of the forming plate (1) is inserted with a plurality of fixing bolts (12) used for fixing the bottom plate (2) and the first supporting plate (3).
5. The stretching die for shaping the oblate air duct according to claim 4, wherein: the fixing bolts (12) are distributed at equal intervals in the length direction of the forming plate (1).
6. The stretching die for shaping the oblate air duct according to claim 2, wherein: second supporting plates (4) are symmetrically distributed on two sides of the first supporting plate (3); one side of the second supporting plate (4) is fixed at the joint of the bottom plate (2) and the first supporting plate (3), and the other side of the second supporting plate extends to the inner circumferential side wall of the forming plate (1); the inner circumferential side wall of the forming plate (1) is provided with a strip-shaped clamping groove (13) for clamping the second supporting plate (4) in along the length direction of the forming plate (1).
7. The stretching die for shaping the oblate air duct according to claim 2, wherein: the bottom plate (2) is fixedly provided with a reinforcing plate (5) which is positioned on the inner side of the forming plate (1) and is simultaneously vertically used for the first supporting plate (3).
8. The stretching die for shaping the oblate air duct according to claim 7, wherein: the reinforcing plates (5) are distributed at equal intervals along the length direction of the forming plate (1).
9. The stretching die for shaping the oblate air duct according to claim 1, wherein: the two ends of the bottom plate (2) are fixedly provided with semicircular end plates (6) coaxial with the forming plates (1), and the diameters of the end plates (6) are equal to the inner diameters of the forming plates (1).
10. The stretching die for shaping the oblate air duct according to claim 9, wherein: all be provided with locating plate (7) on the side of end plate (6) back of the body mutually, all open U type constant head tank (71) on locating plate (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921154986.2U CN210450590U (en) | 2019-07-22 | 2019-07-22 | Stretching die for forming oblate air duct |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921154986.2U CN210450590U (en) | 2019-07-22 | 2019-07-22 | Stretching die for forming oblate air duct |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210450590U true CN210450590U (en) | 2020-05-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921154986.2U Active CN210450590U (en) | 2019-07-22 | 2019-07-22 | Stretching die for forming oblate air duct |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210450590U (en) |
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2019
- 2019-07-22 CN CN201921154986.2U patent/CN210450590U/en active Active
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| GR01 | Patent grant | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20211220 Address after: 215164 No. 300, Dongxin Road, Xukou Town, Wuzhong District, Suzhou City, Jiangsu Province Patentee after: Suzhou Zhaohe Huanneng Technology Co.,Ltd. Address before: 215000 300 Dongxin Road, Xukou Town, Wuzhong District, Suzhou City, Jiangsu Province Patentee before: SUZHOU ZHAOHE VENTILATION INSTALLATION MANUFACTURING CO.,LTD. |