CN210907563U - Expander props circle turn-ups frock - Google Patents
Expander props circle turn-ups frock Download PDFInfo
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- CN210907563U CN210907563U CN201921974183.1U CN201921974183U CN210907563U CN 210907563 U CN210907563 U CN 210907563U CN 201921974183 U CN201921974183 U CN 201921974183U CN 210907563 U CN210907563 U CN 210907563U
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- shaped
- expansion
- hole
- flap
- annular flat
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- 230000002093 peripheral effect Effects 0.000 claims abstract description 10
- 241000446313 Lamella Species 0.000 abstract description 12
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 239000000463 material Substances 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 3
- 239000002994 raw material Substances 0.000 abstract description 3
- 125000006850 spacer group Chemical group 0.000 abstract description 2
- 229910052782 aluminium Inorganic materials 0.000 description 11
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 11
- 229910001220 stainless steel Inorganic materials 0.000 description 5
- 239000010935 stainless steel Substances 0.000 description 5
- 238000003466 welding Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005498 polishing Methods 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
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Abstract
The utility model relates to an expander props circle turn-ups frock, its technical essential is: the base is included, the lamella expands, the bloated stopper, the lamella comprises the lamella body that polylith shape is the same, the lamella lower part that expands forms annular flat board after each lamella body combination together, annular flat board middle part top forms cylindric boss, the center of cylindric boss forms and the communicating back taper form through-hole of annular flat board centre bore, cylindric boss outer peripheral face is equipped with the round recess, be equipped with the reset spring that gathers together each lamella body as an organic whole in the recess, each lamella body is used for forming annular flat board's part and is equipped with waist shape hole respectively, be equipped with the spacer pin that inserts in the waist shape hole on the base, the bloated stopper is by the bloated stopper pole, back taper bloated chock plug is constituteed, back taper bloated chock plug's summit department is equipped with the screw hole, the base center. The problems of complex processing technology and more materials existing in the existing support ring are fundamentally solved, the production efficiency is obviously improved, and the production raw materials are saved.
Description
Technical Field
The utility model relates to an expander shaping frock technical field specifically is an expander props circle turn-ups frock.
Background
At present, an expander body for a mutual inductor is actually an elastic element, and when the volume of transformer oil in the mutual inductor changes due to temperature change, the volume of the expander body correspondingly changes, so that the volume compensation effect is achieved.
The expansion box is a special metal expander, which consists of a support ring, an upper corrugated sheet and a lower corrugated sheet which are coated at the two axial ends of the support ring, wherein the support ring is a main part of the expander, and the expansion box is mainly used for supporting the upper corrugated sheet and the lower corrugated sheet on one hand, and is convenient for the installation of an oil filling nozzle on the expansion box to realize vacuum oil filling on the other hand under the condition of not damaging an expansion wave plate structure.
The existing support ring is generally an aluminum support ring, a thick aluminum plate is welded into a cylinder shape, for example, the thickness of an expansion box is 30mm, an aluminum plate is well calculated, the length of the aluminum plate is cut into 30mm width, and then the aluminum plate is rolled into a cylinder for welding. The thick aluminum plate is adopted because the upper corrugated sheet and the lower corrugated sheet of the expansion box are made of stainless steel plates with the thickness of 0.25-0.3mm, the upper corrugated sheet and the lower corrugated sheet need to be tightly matched with the supporting ring, and if the thickness of the supporting ring is not enough, the supporting position has sharp points, so that the upper corrugated sheet and the lower corrugated sheet are easily damaged. The aluminum stay ring of such a structure has the following problems: 1. the processing technique is troublesome, and a special welding machine is needed during welding because the thickness of the aluminum plate is thick; 2. the whole aluminum support ring is polished after welding to prevent the aluminum support ring from having sharp points and damaging the upper and lower corrugated sheets; 3. the material consumption is large, and the production cost is high.
Disclosure of Invention
The utility model aims at providing a rational in infrastructure, easy operation is convenient expander props circle turn-ups frock, fundamentally solves the processing technology complicacy that current prop the circle existence, wastes time and energy, the many problems of materials, is showing and is improving production efficiency, practices thrift raw materials for production.
In order to achieve the above purpose, the utility model adopts the technical scheme that:
the utility model provides an expander props circle turn-ups frock, its technical essential is: the expansion plug comprises a base, an expansion flap arranged on the base and an expansion plug matched with the expansion flap, wherein the expansion flap consists of a plurality of flap bodies with the same shape, an annular flat plate is formed at the lower part of the expansion flap after the flap bodies are combined together, a cylindrical boss is formed above the middle part of the annular flat plate, a reversed cone-shaped through hole communicated with the central hole of the annular flat plate is formed at the center of the cylindrical boss, a circle of groove is formed on the peripheral surface of the cylindrical boss, a reset spring for gathering the flap bodies into a whole is arranged in the groove, waist-shaped holes are respectively formed in the parts of the flap bodies for forming the annular flat plate, a limit pin inserted into the waist-shaped hole is arranged on the base, the expansion plug consists of an expansion plug rod and a reversed cone-shaped expansion plug head positioned at one end of the expansion plug rod, a threaded hole is formed at the vertex of the reversed cone-shaped expansion, the outer peripheral surface of the inverted cone-shaped expansion plug head is connected with the inner peripheral surface of the inverted cone-shaped through hole, the central line of the inverted cone-shaped expansion plug head is superposed with the central line of the inverted cone-shaped through hole of the expansion flap, and the taper of the inverted cone-shaped expansion plug head is the same as that of the inner wall of the inverted cone-shaped through hole.
According to the expander support ring flanging tool, the cross section of the expansion plug rod is square or rectangular, so that the expansion plug rod can be clamped by a wrench conveniently and does not rotate.
According to the expander support ring flanging tool, the number of the limiting pins in each waist-shaped hole is two, and the limiting pins are arranged at intervals along the length direction of the waist-shaped hole so as to realize bidirectional limiting of the flap body.
The utility model has the advantages that:
adopt this frock can make stainless steel plate into to prop the circle, replace thick aluminum plate to realize propping the circle effect, simultaneously, processing technology is simple, and the materials reduce, does not need the process of polishing, and labour saving and time saving is showing and is improving production efficiency, practices thrift manufacturing cost.
The tool is used for positioning and welding the stainless steel coil barrel into a barrel shape on a lathe, the turning tools are matched to form turnups facing the axis of the coil barrel at two ends of the stainless steel coil barrel, the turnups are used for supporting the upper corrugated sheet and the lower corrugated sheet, the turnups can be wide enough, polishing is not needed, the upper corrugated sheet and the lower corrugated sheet cannot be damaged, and raw materials are saved simultaneously.
Drawings
Fig. 1 is a schematic structural diagram (non-operating state) of the present invention;
fig. 2 is a schematic structural diagram (working state) of the present invention;
fig. 3 is an exploded view of the present invention;
fig. 4 is a schematic structural view of the base of the present invention;
fig. 5 is a schematic structural view of the flap body of the present invention;
fig. 6 is a schematic structural view of the expansion plug of the present invention;
FIG. 7 is a schematic view of the process of processing the ring of the present invention;
fig. 8 is a schematic structural diagram of an expansion box of the support ring manufactured by the tool.
In the figure: 1. the novel oil filling device comprises a base, 2. an annular groove, 3. a petal body, 4. a limiting pin, 5. a kidney-shaped hole, 6. a reset spring, 7. an expansion plug rod, 8. an inverted cone-shaped expansion plug head, 9. a threaded hole, 10. a threaded connecting rod, 11. a boss, 12. an inverted cone-shaped through hole, 13. a groove, 14. a chuck, 15. a support ring blank, 16. a wrench, 17. a turning tool, 18. a support ring, 19. an upper corrugated sheet, 20. a lower corrugated sheet and 21. an oil filling nozzle.
Detailed Description
As shown in fig. 1-6, the expander support ring flanging tool comprises a base 1, an expansion flap arranged on the base 1, and an expansion plug matched with the expansion flap.
The expansion valve is composed of four valve bodies 3 with the same shape, the lower parts of the expansion valves form an annular flat plate after the valve bodies 3 are combined together, a cylindrical boss is formed above the middle part of the annular flat plate, and an inverted cone-shaped through hole 12 communicated with the central hole of the annular flat plate is formed in the center of the cylindrical boss. The outer peripheral surface of the cylindrical boss is provided with a circle of groove 13, and a return spring 6 which gathers the valve bodies 3 into a whole is arranged in the groove 13. Each petal body 3 is used for forming the annular flat plate part and is equipped with waist shape hole 5 respectively, be equipped with the spacer pin 4 that inserts in waist shape hole 5 on the base 1. The bloated stopper comprises bloated stopper rod 7, the back taper form bloated chock plug 8 that is located bloated stopper rod 7 one end, the summit department of back taper form bloated chock plug 8 is equipped with screw hole 9, 1 center of base is equipped with threaded connection pole 10, threaded connection pole 10 passes bloated lamella center and is connected with screw hole 9, the outer peripheral face of back taper form bloated chock plug 8 meets with the inner peripheral surface of back taper form through-hole 12, the central line of back taper form bloated chock plug 8 and the coincidence of the central line of the back taper form through-hole 12 of bloated lamella, and the tapering of back taper form bloated chock plug 8 is the same with the inner wall tapering of back taper form through-hole 12.
In this embodiment, the cross-section of the expansion rod 7 is square or rectangular, so that it can be clamped by the wrench 16 without rotation. The number of the limiting pins 4 in each kidney-shaped hole 5 is two, and the limiting pins are arranged at intervals along the length direction of the kidney-shaped hole 5 so as to realize reverse limiting of the petal body 3.
Referring to fig. 7, before the work, will the utility model discloses the clamping is on the lathe, and base 1 bottom surface is equipped with the boss 11 that matches with chuck 14 on the lathe, 11 parts of the fixed boss of 14 joints of chuck to it is whole to have fixed the frock.
When the expansion valve works, in the first step, the stainless steel support ring blank 15 welded into a cylindrical shape is sleeved on the periphery of the expansion valve.
Secondly, utilize spanner 16 to clip bloated cock stem 7 and restrict its rotation, restart lathe makes chuck 14 drive frock anticlockwise rotation, then bloated cock stem 7 is followed this pole and is moved to base 1 side straight line under the limited circumstances of rotation by threaded connection rod 10 effect, along with back taper bloated cock 8 moves to the base side, each lamella body 3 of bloated lamella looses outward, until limited round pin 4 is spacing, at this moment, each lamella body 3 of bloated lamella props tight backing ring blank 15, lift off spanner 16, the lathe is shut down.
Thirdly, starting the lathe again, enabling the chuck 14 to drive the tool and the support ring blank 15 to rotate anticlockwise, driving a tool rest on the lathe to move, and enabling a turning tool 17 with a round corner polished on the tool rest to reach a preset position to realize flanging on the inner side of the support ring blank 15;
fourthly, after flanging is finished, clamping an expansion plug rod 7 by using a wrench 16 to limit rotation of the expansion plug rod, starting a lathe to enable a chuck 14 to drive a tool to rotate clockwise, enabling the expansion plug rod 7 to move linearly along the rod to the side far away from the base 1 under the action of a threaded connecting rod 10 under the condition that rotation is limited, moving along with an inverted conical expansion plug head 8 to the side far away from the base, gathering each valve body 3 of an expansion valve under the action of a return spring 6 until the valve body is limited by a limiting pin 4, and taking down the support ring blank with one edge turned over as the expansion valve is not used for tightly supporting the support ring blank;
fifthly, turning over the support ring blank, sleeving the support ring blank on the periphery of the expansion valve again, and arranging an annular groove 2 capable of accommodating the turned edge between the edge of the base and the corresponding edge of the expansion valve;
sixthly, repeating the second step;
seventhly, repeating the third step to realize the flanging of the inner side of the other end of the support ring blank;
and eighthly, repeating the fourth step, and taking down the formed support ring after flanging.
Please refer to fig. 8 for an assembly schematic diagram of the supporting ring 18, the upper and lower corrugated sheets 19, 20 and the oil injection nozzle 21 manufactured by the tool.
Claims (3)
1. The utility model provides an expander props circle turn-ups frock which characterized in that: the expansion plug comprises a base, an expansion flap arranged on the base and an expansion plug matched with the expansion flap, wherein the expansion flap consists of a plurality of flap bodies with the same shape, an annular flat plate is formed at the lower part of the expansion flap after the flap bodies are combined together, a cylindrical boss is formed above the middle part of the annular flat plate, a reversed cone-shaped through hole communicated with the central hole of the annular flat plate is formed at the center of the cylindrical boss, a circle of groove is formed on the peripheral surface of the cylindrical boss, a reset spring for gathering the flap bodies into a whole is arranged in the groove, waist-shaped holes are respectively formed in the parts of the flap bodies for forming the annular flat plate, a limit pin inserted into the waist-shaped hole is arranged on the base, the expansion plug consists of an expansion plug rod and a reversed cone-shaped expansion plug head positioned at one end of the expansion plug rod, a threaded hole is formed at the vertex of the reversed cone-shaped expansion, the outer peripheral surface of the inverted cone-shaped expansion plug head is connected with the inner peripheral surface of the inverted cone-shaped through hole, the central line of the inverted cone-shaped expansion plug head is superposed with the central line of the inverted cone-shaped through hole of the expansion flap, and the taper of the inverted cone-shaped expansion plug head is the same as that of the inner wall of the inverted cone-shaped through hole.
2. The expander support ring flanging tool of claim 1, characterized in that: the cross section of the expansion plug rod is square or rectangular.
3. The expander support ring flanging tool of claim 1, characterized in that: the number of the limiting pins in each waist-shaped hole is two, and the limiting pins are arranged at intervals along the length direction of the waist-shaped hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921974183.1U CN210907563U (en) | 2019-11-15 | 2019-11-15 | Expander props circle turn-ups frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921974183.1U CN210907563U (en) | 2019-11-15 | 2019-11-15 | Expander props circle turn-ups frock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210907563U true CN210907563U (en) | 2020-07-03 |
Family
ID=71343026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921974183.1U Active CN210907563U (en) | 2019-11-15 | 2019-11-15 | Expander props circle turn-ups frock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210907563U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113926914A (en) * | 2021-09-02 | 2022-01-14 | 航天材料及工艺研究所 | Forming method of high-temperature alloy large-diameter shallow-wave thin-wall corrugated pipe |
-
2019
- 2019-11-15 CN CN201921974183.1U patent/CN210907563U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113926914A (en) * | 2021-09-02 | 2022-01-14 | 航天材料及工艺研究所 | Forming method of high-temperature alloy large-diameter shallow-wave thin-wall corrugated pipe |
| CN113926914B (en) * | 2021-09-02 | 2024-08-30 | 航天材料及工艺研究所 | Forming method of high-temperature alloy large-diameter shallow wave thin-wall corrugated pipe |
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| GR01 | Patent grant |