CN203733614U - Current transformer casting mold and casting molding device - Google Patents
Current transformer casting mold and casting molding device Download PDFInfo
- Publication number
- CN203733614U CN203733614U CN201420018683.9U CN201420018683U CN203733614U CN 203733614 U CN203733614 U CN 203733614U CN 201420018683 U CN201420018683 U CN 201420018683U CN 203733614 U CN203733614 U CN 203733614U
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- mould
- current transformer
- intermediate die
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- 238000000465 moulding Methods 0.000 title claims abstract description 36
- 238000005266 casting Methods 0.000 title claims abstract description 30
- 238000004519 manufacturing process Methods 0.000 claims abstract description 12
- 230000035515 penetration Effects 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 1
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Abstract
The utility model relates to a current transformer casting mold and a casting molding device. The current transformer casting mold comprises a left mold body, a middle mold body and a right mold body, and a molding cavity is defined by the left mold body, the middle mold body and the right mold body. The middle mold body is of a frame structure formed by splicing corresponding mold jointed boards in a detachable mode. The left mold body and the right mold body are arranged corresponding to the left opening and the right opening of the middle mold body respectively. The side face, facing the middle mold body, of the left mold body and the side face, facing the middle mold body, of the right mold body are both planes. The middle mold body is provided with molding cavity walls for forming the upper side face, the lower side face, the front side face and the rear side face of a current transformer. Through the current transformer casting mold, wires can be conveniently replaced; consequently, production efficiency is improved, labor intensity of workers can be reduced, and the mold cost is lowered.
Description
Technical field
The utility model relates to current transformer casting mold and cast-molding device.
Background technology
10kV pouring current transformer is widely used in the power equipments such as switch cubicle, and at present, the production technology of pouring current transformer is mainly vacuum pouring moulding process and pressure gel pouring forming technology.Current transformer casting mold of the prior art is as application number is 200820059829.9, notification number is the mould structure of the disclosed a kind of pressure gel mutual-inductor of Chinese patent of CN 201244882 Y, comprise the left side mould, intermediate die and the right side mould that along straight line, are arranged in order, intermediate die is a circle rectangular frame structure, the left and right sides has opening, and left side mould and right side mould are respectively equipped with the recessed structure corresponding with product left and right sides profile towards a side of intermediate die.During use, left side mould and right side mould are separately fixed on two corresponding mold fixed plates of shaped device, and during matched moulds, the opening of the intermediate die left and right sides coordinates and closes up with left side mould and right side mould respectively, jointly surround mold cavity with the inwall of intermediate die, then from cast gate, inject gel; After gel forming, the action of the mold fixed plate of shaped device, separates corresponding re-entrant mold and intermediate die, takes out after intermediate die, with instrument, the mould jigsaw of the both sides up and down of intermediate die is disassembled, and can take out product.
But, if use the mould of said structure, produce the current transformer of different size, during thread-changing, the left side mould of former specification and right side mould need to be disassembled from the mold fixed plate of shaped device, again change, debug left side mould and the right side mould of new spec, production efficiency and capacity utilization have been affected, labor strength is high, and also needs to redesign a whole set of mould that manufacture comprises left side mould, intermediate die and right side mould for the current transformer of different size, and cost is higher.In addition, while using due to existing mold, left side mould, right side mould need to coordinate and close up with the left and right sides opening of intermediate die, while therefore producing, need to adjust the position of intermediate die, have affected equally production efficiency.
Utility model content
The purpose of this utility model is to provide a kind of thread-changing current transformer casting mold easily, can enhance productivity; Meanwhile, the utility model also provides a kind of current transformer cast-molding device of using this mould.
The technical scheme that in the utility model, current transformer casting mold adopts is: current transformer casting mold, comprise left side mould, intermediate die and right side mould for surrounding mold cavity, described intermediate die is by the removable frame structure being spliced of corresponding mould jigsaw, described left side mould and right side mould be the opening setting of the corresponding described intermediate die left and right sides respectively, described left side mould and right side mould are plane towards the side of intermediate die, and described intermediate mold is useful on the upper and lower side of moulding respective electrical current transformer and the die cavity wall of front and back sides.
Described mould jigsaw comprises base plate, top board and is arranged on front side board, the back side panel between described base plate and top board, and described top board is provided with the bolt penetration hole corresponding with the top end face of front side board and back side panel and is fixedly connected with front side board, back side panel by bolt.
Described top board is provided with two for hanging the mould handle of intermediate die, and described mould handle is door shape and arranges along fore-and-aft direction interval.
The cast gate of described current transformer casting mold is arranged on described front side board or on base plate.
The technical scheme that in the utility model, current transformer cast-molding device adopts is: current transformer cast-molding device, comprise left side mold fixed plate, right side mold fixed plate summation current transformer casting mold, described current transformer casting mold comprises for surrounding the left side mould of mold cavity, intermediate die and right side mould, described intermediate die is by the removable frame structure being spliced of corresponding mould jigsaw, described left side mould and right side mould be the opening setting of the corresponding described intermediate die left and right sides respectively, described left side mould and right side mould are plane towards the side of intermediate die, described intermediate mold is useful on the upper and lower side of moulding respective electrical current transformer and the die cavity wall of front and back sides.
Described mould jigsaw comprises base plate, top board and is arranged on front side board, the back side panel between described base plate and top board, and described top board is provided with the bolt penetration hole corresponding with the top end face of front side board and back side panel and is fixedly connected with front side board, back side panel by bolt.
Described top board is provided with two for hanging the mould handle of intermediate die, and described mould handle is door shape and arranges along fore-and-aft direction interval.
Intermediate die guide rail for provide guiding movement to support to intermediate die is provided described current transformer cast-molding device.
Between the left side mold fixed plate of described current transformer cast-molding device and right side mold fixed plate, be provided with for intermediate die, support to place under loose core, loosing core under described mobilely along the vertical direction arranges and has corresponding with described intermediate die guide rail rolling off the production line and the cast position corresponding with the matched moulds position of intermediate die.
Described left side mold fixed plate and right side mold fixed plate are the heating plate for respectively left side mould and right side mould being heated.
The utility model adopts technique scheme, left side mould and the right side mould of current transformer casting mold are plane towards the side of intermediate die, described intermediate mold is useful on the upper and lower side of moulding respective electrical current transformer and the die cavity wall of front and back sides, therefore, in the time of need to producing the current transformer of different size, as long as change the intermediate die of dimension, the intermediate die of plurality of specifications can share same set of left side mould and right side mould, during cast, upper and lower side and the front and back sides of the enough moulding dimension current transformers of die cavity wall energy of intermediate die, and left side mould and right side mould can moulding dimension current transformer left and right side, do not need left side mould and right side mould to carry out dismounting adjustment, improved operating efficiency, alleviated workman's labour intensity, saved die manufacturing cost, and left side mould and right side mould adopt said structure, the left and right sides opening of intermediate die during production, as long as corresponding left side mould and right side mould can be realized the position adjustment of intermediate die easily, can be enhanced productivity equally.
Accompanying drawing explanation
Fig. 1 is the structural representation of an embodiment of current transformer cast-molding device in the utility model, is also the structural representation of an embodiment of current transformer casting mold in the utility model simultaneously;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is the end view of current transformer casting mold in Fig. 1;
Fig. 4 is the structural representation during die sinking of current transformer cast-molding device in Fig. 1.
The name that in figure, each Reference numeral is corresponding is called: 1 left side mold fixed plate, 2 right side mold fixed plates, 3 current transformer casting molds, 31 left side moulds, 32 intermediate die, 321 base plates, 322 top boards, 323 front side boards, 324 back side panels, 325 bolts, 326 cast gates, 33 right side moulds, 34 mould handles, loose core for 4 times, 5 intermediate die guide rails.
Embodiment
In the utility model, current transformer cast-molding device embodiment is as shown in Fig. 1 ~ Fig. 4, for the production of 10kV pouring current transformer, comprise left side mold fixed plate 1, right side mold fixed plate 2 summation current transformer casting molds 3, wherein current transformer casting mold 3 comprises left side mould 31, intermediate die 32 and the right side mould 33 for surrounding mold cavity, and left side mould 31 and right side mould 33 are fixedly assemblied in respectively on left side mold fixed plate 1 and right side mold fixed plate 2 while using; Left side mold fixed plate 1 is identical with prior art structure with right side mold fixed plate 2, can be under corresponding drive unit driving side-to-side movement to realize matched moulds and die sinking.For enhancing productivity, current transformer cast-molding device is also provided with heater, makes described left side mold fixed plate 1 and right side mold fixed plate 2 become heating plate, for respectively left side mould 31 and right side mould 33 being heated.
Described intermediate die 32 is by the removable frame structure being spliced of corresponding mould jigsaw, described mould jigsaw comprises base plate 321, top board 322 and is arranged on front side board 323, the back side panel 324 between described base plate 321 and top board 322, and described top board 322 is provided with the bolt penetration hole corresponding with the top end face of front side board 323 and back side panel 324 and is fixedly connected with front side board 323, back side panel 324 by bolt 325; Similarly, base plate 321 is also fixedly connected with back side panel 324 with front side board 323 by bolt 325.Left side mould 31 and the right side mould 33 opening setting of corresponding described intermediate die 32 left and right sides respectively, and left side mould 31 and right side mould 33 are plane towards the side of intermediate die 32, accordingly, described intermediate die 32 has for the upper and lower side of moulding respective electrical current transformer and the die cavity wall of front and back sides.On front side board 323, be also provided with cast gate 326, gel-filled for watering in mold cavity.Certainly, in other embodiments, cast gate 326 also can be arranged on other positions of mould, for example, be arranged on the base plate 321 of intermediate die 32.
Described top board 322 is provided with two for hanging the mould handle 34 of intermediate die 32, and described mould handle is door shape and arranges along fore-and-aft direction interval.By mould handle 34, can shift easily intermediate die 32.
Because intermediate die 32 weight are heavier, particularly install after the parts such as the device body of current transformer, terminal and secondary terminals more heavy, in order to facilitate the transfer of intermediate die 32, intermediate die guide rail 5 for provide guiding movement to support to intermediate die 32 is provided described current transformer cast-molding device, thereby can greatly reduce workman's labour intensity, also avoid the impact that may cause product quality in artificial transfer process.Between the left side mold fixed plate 1 of described current transformer cast-molding device and right side mold fixed plate 2, be provided with for loosing core 4 under intermediate die 32 support placements, under described, loose core 4 under respective drive mechanism drives mobile setting along the vertical direction, and there is roll off the production line position and with the matched moulds position of the intermediate die 32 corresponding cast position corresponding with described intermediate die guide rail 5.
During production, left side mould 31 and right side mould 33 are separately fixed on the left side mold fixed plate 1 and right side mold fixed plate 2 of shaped device, a terminal of the current transformer that will produce is fixed on base plate 321, load onto afterwards front side board 323 and back side panel 324, dress will be put into secondary terminals the corresponding riding position of mould secondary terminals during back side panel 324 in advance, and the top board 322 device body of current transformer is fixed on top board 322 finally closes.By the intermediate die 32 that installs current transformer parts by top board 322 two mould handle 34 handlings above to loosing core under shaped device on 4, under loose core and move to cast position on 4, make the opening of left side mould 31 and the corresponding intermediate die of right side mould 33 32 left and right sides, then matched moulds, by cast gate 326, pour into a mould, after cast pressurize moulding completes, open left side mold fixed plate 1 and right side mold fixed plate 2, under loose core and 4 drop to lower limit, after moving down together, product and intermediate die 32 be transferred on job platform by intermediate die guide rail 5, respectively by top board 322, front side board 323 and back side panel 324 are opened, taking-up product.
In the time of need to producing the product of other specifications, directly change the intermediate die 32 of dimension, it is convenient to change, and efficiency is high.Certainly, device body in this embodiment, terminal and the setting of secondary terminals in intermediate die 32 are set according to specific product specification, also can change in other embodiments, concrete setting is the conventional techniques means of this area skill, no longer describes in detail herein.
Current transformer casting mold 3 in the utility model in current transformer casting mold embodiment and above-mentioned current transformer cast-molding device, concrete structure repeats no more herein.
In the above-described embodiments, the mould jigsaw of intermediate die 32 comprises top board 322, base plate 321, front side board 323 and back side panel 324, and each mould jigsaw is to adopt bolt 325 to connect, in other embodiment of the present utility model, the mould jigsaw of intermediate die 32 also can adopt other removable splicing forms, for example by top board 322 with wherein a side plate is hinged, this is the conventional techniques means of this area, is that those skilled in the art do not need to pay creative work attainable.In addition, the structures such as the mould handle 34 in above-described embodiment, intermediate die guide rail 5 are nonessential structures, also can save or replace in other embodiments.
Claims (10)
1. current transformer casting mold, comprise left side mould, intermediate die and right side mould for surrounding mold cavity, described intermediate die is by the removable frame structure being spliced of corresponding mould jigsaw, described left side mould and right side mould be the opening setting of the corresponding described intermediate die left and right sides respectively, it is characterized in that: described left side mould and right side mould are plane towards the side of intermediate die, described intermediate mold is useful on the upper and lower side of moulding respective electrical current transformer and the die cavity wall of front and back sides.
2. current transformer casting mold according to claim 1, it is characterized in that: described mould jigsaw comprises base plate, top board and be arranged on front side board, the back side panel between described base plate and top board, described top board is provided with the bolt penetration hole corresponding with the top end face of front side board and back side panel and is fixedly connected with front side board, back side panel by bolt.
3. current transformer casting mold according to claim 2, is characterized in that: described top board is provided with two for hanging the mould handle of intermediate die, and described mould handle is door shape and arranges along fore-and-aft direction interval.
4. according to the current transformer casting mold described in claim 2 or 3, it is characterized in that: the cast gate of described current transformer casting mold is arranged on described front side board or on base plate.
5. current transformer cast-molding device, comprise left side mold fixed plate, right side mold fixed plate summation current transformer casting mold, described current transformer casting mold comprises for surrounding the left side mould of mold cavity, intermediate die and right side mould, described intermediate die is by the removable frame structure being spliced of corresponding mould jigsaw, described left side mould and right side mould be the opening setting of the corresponding described intermediate die left and right sides respectively, it is characterized in that: described left side mould and right side mould are plane towards the side of intermediate die, described intermediate mold is useful on the upper and lower side of moulding respective electrical current transformer and the die cavity wall of front and back sides.
6. current transformer cast-molding device according to claim 5, it is characterized in that: described mould jigsaw comprises base plate, top board and be arranged on front side board, the back side panel between described base plate and top board, described top board is provided with the bolt penetration hole corresponding with the top end face of front side board and back side panel and is fixedly connected with front side board, back side panel by bolt.
7. current transformer cast-molding device according to claim 6, is characterized in that: described top board is provided with two for hanging the mould handle of intermediate die, and described mould handle is door shape and arranges along fore-and-aft direction interval.
8. according to the current transformer cast-molding device described in claim 5 or 6 or 7, it is characterized in that: the intermediate die guide rail for provide guiding movement to support to intermediate die is provided described current transformer cast-molding device.
9. current transformer cast-molding device according to claim 8, it is characterized in that: between the left side mold fixed plate of described current transformer cast-molding device and right side mold fixed plate, be provided with for intermediate die, support to place under loose core, loosing core under described mobilely along the vertical direction arranges and has corresponding with described intermediate die guide rail rolling off the production line and the cast position corresponding with the matched moulds position of intermediate die.
10. according to the current transformer cast-molding device described in claim 5 or 6 or 7, it is characterized in that: described left side mold fixed plate and right side mold fixed plate are the heating plate for respectively left side mould and right side mould being heated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420018683.9U CN203733614U (en) | 2014-01-13 | 2014-01-13 | Current transformer casting mold and casting molding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420018683.9U CN203733614U (en) | 2014-01-13 | 2014-01-13 | Current transformer casting mold and casting molding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203733614U true CN203733614U (en) | 2014-07-23 |
Family
ID=51203665
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420018683.9U Expired - Fee Related CN203733614U (en) | 2014-01-13 | 2014-01-13 | Current transformer casting mold and casting molding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203733614U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105304306A (en) * | 2015-12-09 | 2016-02-03 | 天津市百利纽泰克电气科技有限公司 | Assembly technology of low-voltage current transformer for state grid metering |
| CN109659122A (en) * | 2019-01-08 | 2019-04-19 | 重庆华虹仪表有限公司 | A kind of structure and coil production technique promoting low voltage mutual inductor qualification rate |
-
2014
- 2014-01-13 CN CN201420018683.9U patent/CN203733614U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105304306A (en) * | 2015-12-09 | 2016-02-03 | 天津市百利纽泰克电气科技有限公司 | Assembly technology of low-voltage current transformer for state grid metering |
| CN109659122A (en) * | 2019-01-08 | 2019-04-19 | 重庆华虹仪表有限公司 | A kind of structure and coil production technique promoting low voltage mutual inductor qualification rate |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20151225 Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee after: State Grid Corporation of China Patentee after: Pinggao Group Co., Ltd. Patentee after: Henan high General Electric Co., Ltd. Address before: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee before: State Grid Corporation of China Patentee before: Pinggao Group Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140723 Termination date: 20190113 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |