CN113714363B - Flanging equipment for spiral plate heat exchanger core - Google Patents
Flanging equipment for spiral plate heat exchanger core Download PDFInfo
- Publication number
- CN113714363B CN113714363B CN202111038152.7A CN202111038152A CN113714363B CN 113714363 B CN113714363 B CN 113714363B CN 202111038152 A CN202111038152 A CN 202111038152A CN 113714363 B CN113714363 B CN 113714363B
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- CN
- China
- Prior art keywords
- flanging
- spiral plate
- wheel
- driving piece
- sliding rail
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- B21D19/02—Flanging or other edge treatment, e.g. of tubes by continuously-acting tools moving along the edge
- B21D19/04—Flanging or other edge treatment, e.g. of tubes by continuously-acting tools moving along the edge shaped as rollers
- B21D19/043—Flanging or other edge treatment, e.g. of tubes by continuously-acting tools moving along the edge shaped as rollers for flanging edges of plates
-
- 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
- B21D53/00—Making other particular articles
- B21D53/02—Making other particular articles heat exchangers or parts thereof, e.g. radiators, condensers fins, headers
- B21D53/04—Making other particular articles heat exchangers or parts thereof, e.g. radiators, condensers fins, headers of sheet metal
Abstract
The flanging device for the core body of the spiral plate heat exchanger comprises a base (1), a turntable (2), a flanging assembly (3) and a second driving piece, wherein the turntable (2) is rotationally arranged on the base, and the top surface of the turntable (2) is a supporting surface (20) for vertically placing and restraining the core body (100) of the spiral plate heat exchanger; the flanging component (3) is arranged above the turntable (2) in a horizontal moving mode, the flanging component (3) comprises a flanging wheel (31) which is arranged at the top end of a spiral plate (110) corresponding to the core body and can move up and down and flanging the top end of the spiral plate (110) downwards, and a first driving piece (32) of which the output end is connected with the flanging wheel (31) so as to drive the flanging wheel (31) to move up and down; the second driving piece acts on the flanging component (3) to drive the flanging component (3) to horizontally move. Compared with the prior art, the utility model can be suitable for flanging the multi-layer spiral plate in a small-space and small-space range.
Description
Technical Field
The utility model belongs to the technical field of metal flanging, and particularly relates to flanging equipment for a spiral plate heat exchanger core.
Background
The structure disclosed in the present spiral plate flanging device (issued patent No. CN 204148325U) is like the structure disclosed in the utility model patent No. ZL201420505088.8, and includes a base, a first vertical plate, flanging wheels and positioning wheels, wherein the first vertical plate is provided with two positioning wheels which are respectively arranged at two opposite ends of the base, the two ends of the upper part of each first vertical plate are respectively provided with a positioning wheel, the rotating shaft of the positioning wheels vertically extends, two flanging wheels are vertically arranged at the middle position of the lower part of each first vertical plate, the rotating shaft of the flanging wheels is vertical to the first vertical plate, the flanging wheels are in a circular truncated cone shape, the wheel surface with smaller diameter of the flanging wheel positioned above faces the first vertical plate, the wheel surface with larger diameter of the flanging wheel positioned below faces the first vertical plate, and a gap is reserved between the two flanging wheels positioned at the same side. The spiral plate flanging device can improve flanging efficiency and flanging quality relative to manual flanging, but has the following technical problems for the external flanging of the spiral plate heat exchanger core body with smaller space between the spiral plates of multiple layers and adjacent layers:
1. the spinning or stamping die is large, the required space is large in size, and the flanging processing of small-space and small-space positions cannot be met;
2. the flanging processing in the spinning mode needs an outer die to be supported, and the flanging work under the working condition of multiple layers and small intervals cannot be realized;
3. the existing flanging technology can realize the flanging processing of circular or concentric circles, and for the spiral cylindrical plate, the die is required to be continuously replaced, the continuous processing cannot be realized, and the efficiency is very low;
4. in the flanging processing process of stamping forming, the axial stress on the flanging plate is too large, and the risk of axial displacement of the plate exists.
Disclosure of Invention
The utility model aims to solve the technical problem of providing flanging equipment for a spiral plate heat exchanger core body, which is suitable for flanging multiple layers of spiral plates in a small-space and small-space range.
The technical scheme adopted for solving the technical problems is as follows: a flanging apparatus for a spiral-plate heat exchanger core, comprising:
a base;
it is characterized in that the method also comprises the following steps:
the rotary table is horizontally arranged on the base in a rotatable manner, and the top surface of the rotary table is a supporting surface for vertically placing and restraining the core body of the spiral plate heat exchanger;
the flanging component is arranged above the turntable in a horizontal moving mode and comprises a flanging wheel which can move up and down and is used for corresponding to the top end of the spiral plate of the core body and flanging the top end of the spiral plate downwards, and a first driving piece, the output end of which is connected with the flanging wheel to drive the flanging wheel to move up and down, wherein the first driving piece is a hydraulic cylinder or a pneumatic cylinder or an electric cylinder or a motor;
and the second driving piece is used for acting on the flanging component so as to drive the flanging component to horizontally move.
When the first driving piece adopts a motor, the output end of the motor is connected with the flanging wheel through a transmission mechanism, and the transmission mechanism converts the rotary motion of the motor into the up-and-down movement of the flanging wheel; the transmission mechanism is preferably an existing transmission structure such as a screw-nut assembly, a gear rack and the like.
In order to restrict the moving direction of the flanging component, the flanging component preferably further comprises a frame and a first sliding rail which is restrained on the frame and is positioned above the base and horizontally and linearly extends, and the flanging component can be horizontally movably arranged on the first sliding rail.
The second drive member is preferably a hydraulic or pneumatic or electric cylinder.
Preferably, the first sliding rail is arranged on the frame in a manner of being capable of moving up and down, and the second driving piece is arranged on the first sliding rail. Therefore, the height of the flanging component can be adjusted according to the size of the core body, so that the flanging equipment is suitable for flanging of core bodies with different sizes.
Preferably, the device further comprises a third driving piece for driving the first sliding rail to move up and down, wherein the third driving piece comprises a third motor arranged on the frame, a screw rod which is in transmission connection with the output end of the third motor and extends vertically, and a nut in threaded connection with the screw rod, and the nut is connected with the first sliding rail.
More preferably, the screw rod and the nuts thereof are arranged in two groups and are respectively arranged corresponding to the two ends of the first sliding rail.
Further, the device also comprises second sliding rails which are arranged on the frame, are positioned on two sides of the base and vertically extend, wherein two second sliding rails are respectively arranged corresponding to two ends of the first sliding rail, and two ends of the first sliding rail can be arranged on the second sliding rail in an up-and-down moving way.
In each of the above-mentioned aspects, preferably, the flanging wheel has a central axis extending horizontally, the flanging wheel is vertically disposed and can rotate with the central axis as a center, the flanging wheel has a first circular end face opposite to the flanging wheel in the axial direction, a second circular end face with a diameter larger than that of the first circular end face, the centers of the first circular end face and the second circular end face are disposed corresponding to the central axis of the flanging wheel, the edges of the first circular end face and the second circular end face are connected through a peripheral wall, the section of the peripheral wall is partially in an arc shape of an indent, and the peripheral wall is disposed corresponding to the top end of the spiral plate, so that the top end of the spiral plate is flanged under the action force of downward extrusion of the peripheral wall.
Preferably, the thickness of the flanging wheel in the axial direction is matched with the interval between the adjacent spiral plates.
The flanging wheel is preferably a universal wheel.
In each of the above-described aspects, in order to improve the burring efficiency, it is preferable that the burring assemblies are two and arranged in a horizontal direction.
In the above aspects, in order to facilitate mounting of the core on the base, it is preferable that the base is arranged to be horizontally movable by an external force, and a fourth driving member for driving the base to move by the external force is further included. The fourth drive member is preferably a hydraulic or pneumatic or electric cylinder arranged horizontally.
Finally, a plurality of limiting blocks are arranged on the supporting surface of the rotary table at intervals in the circumferential direction, a space for placing the core body of the spiral plate heat exchanger is enclosed between the limiting blocks, and each limiting block is provided with a limiting surface for contacting with the peripheral wall of the core body.
Compared with the prior art, the utility model has the advantages that: through setting up carousel, the turn-ups subassembly that is located on the carousel and the second driving piece that is used for driving turn-ups subassembly to remove, make the core of spiral plate heat exchanger vertically place on the carousel when turning up, aim at the turn-ups wheel of turn-ups subassembly the upper end of the spiral plate of core, and move the turn-ups wheel downwards, make the turn-ups wheel compress tightly in the upper end of spiral plate, then drive the carousel and rotate and can realize the turn-ups to multilayer spiral plate, follow the multilayer spiral plate from inside to outside or from outside to inside turn-ups, the second driving piece drives the turn-ups subassembly horizontal migration can, facilitate the use and can realize continuous processing shaping; the flanging wheel directly acts on the upper end of the spiral plate without an external mold, so that the flanging device is suitable for flanging multiple layers of spiral plates in a small-space and small-space range; the utility model has simple structure and convenient implementation.
Drawings
FIG. 1 is a front view of an embodiment of the present utility model;
FIG. 2 is a right side view of an embodiment of the present utility model;
fig. 3 is a view illustrating a state of use of the flanging wheel for flanging a core according to an embodiment of the present utility model.
Detailed Description
The utility model is described in further detail below with reference to the embodiments of the drawings.
As shown in fig. 1 to 3, the flanging device for the core of the spiral plate heat exchanger of the present utility model comprises a base 1, a turntable 2, a flanging assembly 3, a frame 4, a first sliding rail 11, a second sliding rail 12, a second driving member (not shown in the drawings), a third driving member 5 and a fourth driving member 6.
Wherein the frame 4 is shaped like a door, the base 1 is arranged at the bottom center of the frame 4, and the base 1 is arranged to be horizontally movable in the front-rear direction under the action of external force, thereby entering and exiting the frame 4. The fourth driving member 6 is a hydraulic cylinder horizontally disposed, and an output end thereof is connected to the base 1 to provide the external force.
The turntable 2 is horizontally provided on the base 1 in such a manner as to be rotatable around the center thereof, and the top surface of the turntable 2 is a supporting surface 20 on which the core 100 of the spiral plate heat exchanger is vertically placed and restrained. Specifically, the support surface 20 of the turntable 2 is provided with a plurality of limiting blocks 21 circumferentially spaced apart, a space for placing the core 100 of the spiral plate heat exchanger is enclosed between each limiting block 21, and each limiting block 21 has a limiting surface 211 for contacting with the peripheral wall of the core 100. The rotating disc 2 in this embodiment is rotated by the conventional technology, for example, the motor drives the rotating disc to rotate through a gear set or a belt pulley set.
The second slide rails 12 are disposed on the frame 4, two groups of second slide rails 12 are vertically disposed on the upright posts on the left and right sides of the frame 4, the first slide rail 11 is disposed on the frame 4 and horizontally extends along the left and right direction, and two ends of the first slide rail 11 are disposed on the two groups of second slide rails 12 in a manner of being capable of moving up and down. The third driving member 5 is configured to drive the first sliding rail 11 to move up and down along the second sliding rail 12, where the third driving member 5 includes a third motor 51 disposed on top of the frame 4, a screw rod 52 that is in transmission connection with an output end of the third motor 51 and extends vertically, and a nut 53 that is sleeved on the screw rod 52 and is in threaded connection with the screw rod 52, and the nut 53 is connected with the first sliding rail 11. In this embodiment, two groups of screw rods 52 and nuts 53 thereof are respectively disposed at two ends of the first sliding rail 11, the third motor 51 is a dual-shaft motor located at the center of a beam at the top of the frame 4, and two output shafts of the dual-shaft motor are respectively disposed horizontally along the left-right direction, and the two screw rods 52 are respectively in driving connection with the two output shafts of the dual-shaft motor through a driving member, where the driving member may be a driving gear or the like, so as to convert the rotation power of the two output shafts of the dual-shaft motor into rotation of the two screw rods 52.
The turnup assemblies 3 are provided with two groups, are respectively movably arranged on the first slide rail 11 and are positioned above the turntable 2. The second driving piece is arranged on the first sliding rail 11 and acts on the flanging component 3 to drive the flanging component 3 to horizontally move along the first sliding rail 11. The second driving piece is a hydraulic cylinder or a pneumatic cylinder or an electric cylinder.
Each group of flanging components 3 comprises a flanging wheel 31 which can move up and down and is arranged at the top end of the spiral plate 110 corresponding to the core body 100 and is used for flanging the top end of the spiral plate 110 downwards, and a first driving piece 32 with an output end connected with the flanging wheel 31 so as to drive the flanging wheel 31 to move up and down. Specifically, the first driving member 32 is a vertically disposed hydraulic cylinder or a pneumatic cylinder or an electric cylinder. The flanging wheel 31 has a central axis 310 extending horizontally, the flanging wheel 31 is vertically arranged and can rotate around the central axis 310, the flanging wheel 31 is provided with a first opposite circular end face 311 and a second circular end face 312 with a diameter larger than that of the first circular end face 311 in the axial direction, the centers of the first circular end face 311 and the second circular end face 312 are arranged corresponding to the central axis 310 of the flanging wheel 31, the edges of the first circular end face 311 and the second circular end face 312 are connected through a peripheral wall 313, the section of the peripheral wall 313 is partially in an inward concave arc shape, the peripheral wall 313 is arranged corresponding to the top end of the spiral plate 110, and therefore the top end of the spiral plate 110 is flanged under the action force of downward extrusion of the peripheral wall 313. And the thickness in the axial direction of the outer periphery of the turn-up wheel 31 in this embodiment matches the pitch between the adjacent layer spiral plates 110. And the turn-up wheel 31 is a universal wheel.
When the flanging is in operation, the core body 100 of the spiral plate heat exchanger is vertically placed on the supporting surface 20 of the turntable 2, and the core body 100 is clamped from the periphery by the limiting block 21, so that the central shaft of the core body 100 corresponds to the center of the turntable 2, and the core body 100 is prevented from displacement during flanging. After the core 100 is placed, the third driving piece 5 is started, so that the flanging component 3 moves downwards to the upper side of the core 100, the arc-shaped peripheral wall 313 of the flanging wheel 31 in the flanging component 3 is pressed downwards to the upper end of one layer of the spiral plate 110, then the turntable 2 is driven to rotate, flanging of the multi-layer spiral plate 110 can be achieved, and the flanging component 3 is driven to move horizontally along with the multi-layer spiral plate 110 from inside to outside or from outside to inside. The first driving piece 32 in the flanging component 3 can regulate and control the downward pressing force of the flanging wheel 31, so as to control the flanging degree.
In the utility model, the base 1 and the turntable 2 on the base 1 are designed to move horizontally along the front-back direction, so that when the core 100 needs to be assembled and disassembled, the base 1 is moved, the base 1 is close to the core 100 to be flanged and is far away from the frame 4, and the core 100 is conveniently hoisted.
Claims (13)
1. A flanging apparatus for a spiral-plate heat exchanger core, comprising:
a base (1);
it is characterized in that the method also comprises the following steps:
the rotary table (2) is horizontally arranged on the base (1) in a rotatable manner, and the top surface of the rotary table (2) is a supporting surface (20) on which a core body (100) of the spiral plate heat exchanger is vertically placed and restrained;
the flanging component (3) is arranged above the turntable (2) in a horizontal moving mode, the flanging component (3) comprises a flanging wheel (31) which is arranged at the top end of a spiral plate (110) corresponding to the core body (100) and can vertically move and downwardly flanging the top end of the spiral plate (110), and a first driving piece (32) which is connected with the flanging wheel (31) at the output end and is used for driving the flanging wheel (31) to vertically move, wherein the first driving piece (32) is a hydraulic cylinder or a pneumatic cylinder or an electric cylinder or a motor;
the second driving piece acts on the flanging component (3) to drive the flanging component (3) to horizontally move;
during processing, when the turntable of the spiral plate heat exchanger core body is placed to rotate, the second driving piece drives the flanging component to horizontally move so as to realize flanging of the spiral plate.
2. The flanging apparatus of claim 1, wherein: the flanging assembly (3) is arranged on the first sliding rail (11) in a horizontally movable mode.
3. The flanging apparatus of claim 1, wherein: the second driving piece is a hydraulic cylinder or a pneumatic cylinder or an electric cylinder.
4. The flanging apparatus of claim 2, wherein: the first sliding rail (11) is arranged on the frame (4) in a vertically movable mode, and the second driving piece is arranged on the first sliding rail (11).
5. The flanging apparatus of claim 4, wherein: the device further comprises a third driving piece (5) for driving the first sliding rail (11) to move up and down, wherein the third driving piece (5) comprises a third motor (51) arranged on the frame (4), a screw rod (52) in transmission connection with the output end of the third motor (51) and extending vertically, and a nut (53) in threaded connection with the screw rod (52), and the nut (53) is connected with the first sliding rail (11).
6. The flanging apparatus of claim 5, wherein: the screw rod (52) and the nuts (53) thereof are provided with two groups and are respectively arranged corresponding to the two ends of the first sliding rail (11).
7. The flanging apparatus of claim 4, wherein: the device also comprises second sliding rails (12) which are arranged on the frame (4) and positioned on two sides of the base (1) and vertically extend, wherein the two second sliding rails (12) are respectively arranged corresponding to two ends of the first sliding rail (11), and the two ends of the first sliding rail (11) can be arranged on the second sliding rails (12) in a vertical moving way.
8. The flanging device according to any one of claims 1-7, wherein: the flanging wheel (31) is provided with a central axis (310) which horizontally extends, the flanging wheel (31) is vertically arranged and can rotate by taking the central axis (310) as the center, the flanging wheel (31) is provided with a first opposite circular end face (311) and a second circular end face (312) with the diameter larger than that of the first circular end face (311) in the axial direction, the centers of the first circular end face (311) and the second circular end face (312) are arranged corresponding to the central axis (310) of the flanging wheel (31), the edges of the first circular end face (311) and the second circular end face (312) are connected through a peripheral wall (313), the section of the peripheral wall (313) is partially in an inwards concave arc shape, and the peripheral wall (313) is arranged corresponding to the top end of the spiral plate (110), so that the top end of the spiral plate (110) is downwards extruded acting force of the peripheral wall (313) is downwards flanging.
9. The flanging apparatus of claim 8, wherein: the thickness of the outer periphery of the turn-up wheel (31) in the axial direction is matched with the interval between the adjacent spiral plates (110).
10. The flanging apparatus of claim 8, wherein: the flanging wheel (31) is a universal wheel.
11. The flanging device according to any one of claims 1-7, wherein: the flanging assemblies (3) are arranged in two and horizontal directions.
12. The flanging device according to any one of claims 1-7, wherein: the base (1) is arranged to be horizontally movable under the influence of an external force and further comprises a fourth driving member (6) for providing said external force to drive the base to move.
13. The flanging device according to any one of claims 1-7, wherein: a plurality of limiting blocks (21) which are circumferentially arranged at intervals are arranged on a supporting surface (20) of the rotary table (2), a space for placing a core body (100) of the spiral plate heat exchanger is surrounded between the limiting blocks (21), and each limiting block (21) is provided with a limiting surface (211) which is used for being in contact with the peripheral wall of the core body (100).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111038152.7A CN113714363B (en) | 2021-09-06 | 2021-09-06 | Flanging equipment for spiral plate heat exchanger core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111038152.7A CN113714363B (en) | 2021-09-06 | 2021-09-06 | Flanging equipment for spiral plate heat exchanger core |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113714363A CN113714363A (en) | 2021-11-30 |
| CN113714363B true CN113714363B (en) | 2023-10-20 |
Family
ID=78681930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111038152.7A Active CN113714363B (en) | 2021-09-06 | 2021-09-06 | Flanging equipment for spiral plate heat exchanger core |
Country Status (1)
| Country | Link |
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| CN (1) | CN113714363B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5165267A (en) * | 1990-05-22 | 1992-11-24 | Matsushita Electric Industrial Co., Ltd. | Curling apparatus |
| CN1100012A (en) * | 1993-05-07 | 1995-03-15 | 克鲁伯有限公司 | Apparatus for rolling winding edge |
| JP2006125456A (en) * | 2004-10-27 | 2006-05-18 | Nsk Ltd | Shell type needle bearing manufacturing method |
| CN103492095A (en) * | 2011-05-16 | 2014-01-01 | 阿尔卡特朗讯 | Device for flanging the end of a metal tube |
| CN208825280U (en) * | 2018-09-05 | 2019-05-07 | 无锡四方友信股份有限公司 | Side machine is pulled in a kind of extruding of keg |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003251415A (en) * | 2002-03-05 | 2003-09-09 | Moric Co Ltd | Apparatus and method for bending end face of cylindrical body |
| CN104226762B (en) * | 2014-09-03 | 2017-03-29 | 兰州兰洛炼化设备有限公司 | Spiral lamina hemmer |
-
2021
- 2021-09-06 CN CN202111038152.7A patent/CN113714363B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5165267A (en) * | 1990-05-22 | 1992-11-24 | Matsushita Electric Industrial Co., Ltd. | Curling apparatus |
| CN1100012A (en) * | 1993-05-07 | 1995-03-15 | 克鲁伯有限公司 | Apparatus for rolling winding edge |
| JP2006125456A (en) * | 2004-10-27 | 2006-05-18 | Nsk Ltd | Shell type needle bearing manufacturing method |
| CN103492095A (en) * | 2011-05-16 | 2014-01-01 | 阿尔卡特朗讯 | Device for flanging the end of a metal tube |
| CN208825280U (en) * | 2018-09-05 | 2019-05-07 | 无锡四方友信股份有限公司 | Side machine is pulled in a kind of extruding of keg |
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| Publication number | Publication date |
|---|---|
| CN113714363A (en) | 2021-11-30 |
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Address after: 315207 Jiaochuan Street Refining Road, Zhenhai District, Ningbo City, Zhejiang Province Applicant after: Zhenhai Petrochemical Construction and Installation Engineering Co.,Ltd. Address before: 315207 Jiaochuan Street Refining Road, Zhenhai District, Ningbo City, Zhejiang Province Applicant before: ZHENHAI PETROCHEMICAL JIANAN ENGINEERING Co.,Ltd. |
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