CN203635733U - Oblate pipe forming device - Google Patents
Oblate pipe forming device Download PDFInfo
- Publication number
- CN203635733U CN203635733U CN201320885156.3U CN201320885156U CN203635733U CN 203635733 U CN203635733 U CN 203635733U CN 201320885156 U CN201320885156 U CN 201320885156U CN 203635733 U CN203635733 U CN 203635733U
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- guide pad
- base
- tup
- shaped
- cover plate
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Abstract
The utility model discloses an oblate pipe forming device which comprises a base. A lower press die is arranged on the base. A first guide block and a second guide block are respectively arranged at the two ends of the lower press die. The first guide block is fixedly connected with the base through bolts. A sliding block is fixedly connected to the bottom of the second guide block. A T-shaped sliding groove is formed in the base. The sliding block is in sliding fit with the T-shaped sliding groove in the base. A locating check block is arranged at the outer end of the second guide block. A left strip-shaped groove and a right strip-shaped groove are formed in the base. The two sides of the locating check block extend above the strip-shaped grooves. A cover plate is arranged on the base. An upper press die is arranged below the cover plate. The lower press die, the upper press die and the base extend in the same direction. A cavity is formed after the lower press die and the upper press die are closed together. The oblate pipe forming device is favorable to fine adjustments of the position of an oblate pipe to be pressed and is high in manufacturing precision.
Description
Technical field
The utility model relates to a kind of fabricating tools of oblate pipe, is particularly useful for oblate pipe shaped device.
Background technology
At present, the kind of domestic heat exchanger mainly contains shell-and-tube heat exchanger, plate type heat exchanger, spiral-plate heat exchanger etc., under normal circumstances, heat exchanger is all by cylindrical housings, and the composition such as the inlet/outlet pipe of upper and lower two end sockets, heat medium and heated mediums, and housing the inside is provided with circular tube sheet, on this tube sheet, get out concentrically ringed some circular holes, heat exchanger tube coils through later layer one deck at this, and spreads out of on the tube sheet of opposite side, conventionally adopts the mode of expanded joint to be connected between tube sheet and heat exchanger tube.
Wherein, heat exchanger tube is pressed into oblateness by circular copper pipe conventionally before assembling, is pressed into oblate pipe that is:, and keeps circular constant in the junction of itself and tube sheet; Such oblate pipe structure structure, because the constant but cross-sectional area of its girth diminishes, makes its equivalent diameter less than pipe, and therefore heat transfer effect is more excellent, but the weak point of its existence is: the manufacturing difficulty of oblate pipe is large, and efficiency is low.
Utility model content
The purpose of this utility model is: for above-mentioned weak point, provide that a kind of production difficulty is little, the oblate pipe shaped device of quickness and high efficiency.
In order to realize above-mentioned utility model object, the utility model provides following technical scheme:
A kind of oblate pipe shaped device, comprise base, on described base, be provided with dip mold, the two ends of described dip mold are respectively arranged with the first guide pad and the second guide pad, described the first guide pad is fixedly connected with base by bolt, the bottom of described the second guide pad is fixedly connected with slide block, is provided with T-shaped chute on described base, and described slide block and T-shaped chute coordinate with base sliding; The outer end of described the second guide pad is provided with position block, on described base, be provided with two bar-shaped troughs in left and right, the both sides of described position block extend to the top of bar-shaped trough, the both sides of described position block arrange respectively a connecting bolt, and the head cassette of described connecting bolt is connected in bar-shaped trough; The top of described base is provided with cover plate, and the below of described cover plate is provided with top die, and described dip mold and top die all extend in the same way with base, and described dip mold and top die close up rear formation die cavity.
Adopt said structure, hold up pipe to be flattened by the first guide pad, the second guide pad, and carry out hot-forming by the die cavity forming between top die, dip mold to the tubular construction of the flat flat part in oblate pipe middle part, operating efficiency is high, easily manufactured, and due to the translation vertically of the second guide pad, be conducive to treat the position of flattening pipe and finely tune, the accuracy of manufacture is high.
Preferably, described top die is also provided with the 3rd guide pad and the 4th guide pad, and described the 3rd guide pad is positioned at the top of the first guide pad, and described the 3rd guide pad is fixedly connected with cover plate by bolt, and described the 4th guide pad is positioned at the second guide pad top; The top of described the 4th guide pad is fixedly connected with slide block, and the bottom surface of described cover plate is provided with T-shaped chute, and described slide block and T-shaped chute coordinate with base sliding.
Adopt such structure, be conducive to treat the position of flattening pipe and finely tune, the accuracy of manufacture is high.
Preferably, between described the first guide pad and the 3rd guide pad, be provided with the first tup, the outside of described the first tup is fixed in the gap between the first guide pad and the 3rd guide pad, described the first tup is provided with through hole, along on the bearing of trend of base, the aperture of the through hole of described the first tup is reduced to the inside gradually by outer end; Between described the second guide pad and the 4th guide pad, be provided with the second tup, the outside of described the second tup is fixed in the gap between the second guide pad and the 4th guide pad, described the second tup is provided with through hole, along on the bearing of trend of base, the aperture of the through hole of described the second tup is reduced to the inside gradually by outer end.
Adopt such structure, hot-forming to the evagination reducing position at oblate pipe two ends and tube plate expanded-connecting place by thering is the tup in reducing hole, possess working (machining) efficiency high, easily manufactured beneficial effect.
Preferably, the end of described connecting bolt can be fixed with bar-shaped trough bottom crimping.Adopt such structure, can carry out displacement and locking to the second guide pad easily.
Preferably, between described base and the first guide pad, be provided with the first supporting and location piece, between described base and the second guide pad, be provided with the second supporting and location piece, described the first supporting and location piece and the second supporting and location piece are provided with the through hole suitable with pipe profile to be flattened.
Owing to having adopted technique scheme, the beneficial effects of the utility model are: hold up pipe to be flattened by the first guide pad, the second guide pad, and carry out hot-forming by the die cavity forming between top die, dip mold to the tubular construction of the flat flat part in oblate pipe middle part, operating efficiency is high, easily manufactured, and due to the translation vertically of the second guide pad, be conducive to treat the position of flattening pipe and finely tune, the accuracy of manufacture is high.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 be Fig. 1 partly cut open structural representation;
Fig. 3 is the structural representation of pipe to be flattened in the utility model;
Fig. 4 is the sectional drawing of flat flat part in Fig. 3.
Mark in figure: base-1; Dip mold-2; The first guide pad-3a; The second guide pad-3b; Three guide pad-3c; Four guide pad-3d; Slide block--4; T-shaped chute-5; Position block-6; Bar-shaped trough-7; Cover plate-8; Top die-9.
Detailed description of the invention
Below in conjunction with test example and detailed description of the invention, the utility model is described in further detail.But this should be interpreted as to the scope of the above-mentioned theme of the utility model only limits to following embodiment, all technology realizing based on the utility model content all belong to scope of the present utility model.
embodiment 1
As depicted in figs. 1 and 2, a kind of oblate pipe shaped device of the present embodiment, comprise base 1, on base 1, be provided with dip mold 2, the two ends of dip mold 2 are respectively arranged with the first guide pad 3a and the second guide pad 3b, and the first guide pad 3a is fixedly connected with base 1 by bolt, and the bottom of the second guide pad 3b is fixedly connected with slide block 4, on base 1, be provided with T-shaped chute 5, the T-shaped chute 5 on slide block 4 and base 1 is slidably matched; The outer end of the second guide pad 3b is provided with position block 6, on base 1, be provided with two bar-shaped troughs 7 in left and right, the both sides of position block 6 extend to the top of bar-shaped trough 7, and the both sides of position block 6 arrange respectively a connecting bolt, and the head cassette of connecting bolt is connected in bar-shaped trough 7; In the present embodiment, the end of connecting bolt can be fixed with bar-shaped trough 7 bottom crimping, can carry out displacement and locking to the second guide pad 3b easily, the top of base 1 is provided with cover plate 8, the below of cover plate 8 is provided with top die 9, dip mold 2 and top die 9 all extend in the same way with base 1, and dip mold 2 and top die 9 close up rear formation die cavity.
The structure of the pipe to be flattened that in the present embodiment, expection obtains as shown in Figure 3 and Figure 4, by the first guide pad 3a, the second guide pad 3b holds up pipe to be flattened, and by top die 9, the die cavity forming between dip mold 2 carries out hot-forming to the tubular construction of the flat flat part in oblate pipe middle part, operating efficiency is high, easily manufactured, and due to the second guide pad 3b translation vertically, being conducive to treat the position of flattening pipe finely tunes, the accuracy of manufacture is high, accordingly, top die 9 is also provided with the 3rd guide pad 3c and the 4th guide pad 3d, the 3rd guide pad 3c is positioned at the top of the first guide pad 3a, the 3rd guide pad 3c is fixedly connected with cover plate 8 by bolt, the 4th guide pad 3d is positioned at the second guide pad 3b top, the top of the 4th guide pad 3d is fixedly connected with slide block 4, and the bottom surface of cover plate 8 is provided with T-shaped chute 5, and slide block 4 and T-shaped chute 5 is slidably matched with base 1, is conducive to like this treat the position of flattening pipe and finely tunes, and the accuracy of manufacture is high.
In the present embodiment, between the first guide pad 3a and the 3rd guide pad 3c, be provided with the first tup, the outside of the first tup is fixed in the gap between the first guide pad 3a and the 3rd guide pad 3c, the first tup is provided with through hole, along on the bearing of trend of base 1, the aperture of the through hole of the first tup is reduced to the inside gradually by outer end; Between the second guide pad 3b and the 4th guide pad 3d, be provided with the second tup, the outside of the second tup is fixed in the gap between the second guide pad 3b and the 4th guide pad 3d, the second tup is provided with through hole, along on the bearing of trend of base 1, the aperture of the through hole of the second tup is reduced to the inside gradually by outer end, adopt such structure, hot-forming to the evagination reducing position at oblate pipe two ends and tube plate expanded-connecting place by thering is the tup in reducing hole, possesses working (machining) efficiency high, easily manufactured beneficial effect.
In the present embodiment, between base 1 and the first guide pad 3a, be provided with the first supporting and location piece, between base 1 and the second guide pad 3b, be provided with the second supporting and location piece, the first supporting and location piece and the second supporting and location piece are provided with the through hole suitable with pipe profile to be flattened.
The utility model is not limited to aforesaid detailed description of the invention.The utility model expands to any new feature or any new combination disclosing in this manual, and the arbitrary new method disclosing or step or any new combination of process.
Claims (5)
1. an oblate pipe shaped device, it is characterized in that: comprise base, on described base, be provided with dip mold, the two ends of described dip mold are respectively arranged with the first guide pad and the second guide pad, described the first guide pad is fixedly connected with base by bolt, the bottom of described the second guide pad is fixedly connected with slide block, is provided with T-shaped chute on described base, and the T-shaped chute on described slide block and base is slidably matched; The outer end of described the second guide pad is provided with position block, on described base, be provided with two bar-shaped troughs in left and right, the both sides of described position block extend to the top of bar-shaped trough, the both sides of described position block arrange respectively a connecting bolt, and the head cassette of described connecting bolt is connected in bar-shaped trough; The top of described base is provided with cover plate, and the below of described cover plate is provided with top die, and described dip mold and top die all extend in the same way with base, and described dip mold and top die close up rear formation die cavity.
2. oblate pipe shaped device according to claim 1, it is characterized in that: described top die is also provided with the 3rd guide pad and the 4th guide pad, described the 3rd guide pad is positioned at the top of the first guide pad, described the 3rd guide pad is fixedly connected with cover plate by bolt, and described the 4th guide pad is positioned at the top of the second guide pad; The top of described the 4th guide pad is fixedly connected with slide block, and the bottom surface of described cover plate is provided with T-shaped chute, and described slide block and T-shaped chute coordinate with base sliding.
3. oblate pipe shaped device according to claim 1, it is characterized in that: between described the first guide pad and the 3rd guide pad, be provided with the first tup, the outside of described the first tup is fixed in the gap between the first guide pad and the 3rd guide pad, described the first tup is provided with through hole, along on the bearing of trend of base, the aperture of the through hole of described the first tup is reduced to the inside gradually by outer end; Between described the second guide pad and the 4th guide pad, be provided with the second tup, the outside of described the second tup is fixed in the gap between the second guide pad and the 4th guide pad, described the second tup is provided with through hole, along on the bearing of trend of base, the aperture of the through hole of described the second tup is reduced to the inside gradually by outer end.
4. oblate pipe shaped device according to claim 1, is characterized in that: the end of described connecting bolt can be fixed with bar-shaped trough bottom crimping.
5. oblate pipe shaped device according to claim 1, it is characterized in that: between described base and the first guide pad, be provided with the first supporting and location piece, between described base and the second guide pad, be provided with the second supporting and location piece, described the first supporting and location piece and the second supporting and location piece are provided with the through hole suitable with pipe profile to be flattened.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320885156.3U CN203635733U (en) | 2013-12-30 | 2013-12-30 | Oblate pipe forming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320885156.3U CN203635733U (en) | 2013-12-30 | 2013-12-30 | Oblate pipe forming device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203635733U true CN203635733U (en) | 2014-06-11 |
Family
ID=50867013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320885156.3U Expired - Fee Related CN203635733U (en) | 2013-12-30 | 2013-12-30 | Oblate pipe forming device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203635733U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103736832A (en) * | 2013-12-30 | 2014-04-23 | 四川蓝星机械有限公司 | Flat round tube forming device and manufacturing method thereof |
-
2013
- 2013-12-30 CN CN201320885156.3U patent/CN203635733U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103736832A (en) * | 2013-12-30 | 2014-04-23 | 四川蓝星机械有限公司 | Flat round tube forming device and manufacturing method thereof |
| CN103736832B (en) * | 2013-12-30 | 2015-12-09 | 四川蓝星机械有限公司 | A kind of oblate pipe shaped device and manufacture method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140611 Termination date: 20161230 |