CN219903020U - Casting die for current transformer production - Google Patents
Casting die for current transformer production Download PDFInfo
- Publication number
- CN219903020U CN219903020U CN202321711250.7U CN202321711250U CN219903020U CN 219903020 U CN219903020 U CN 219903020U CN 202321711250 U CN202321711250 U CN 202321711250U CN 219903020 U CN219903020 U CN 219903020U
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- die
- current transformer
- mounting plate
- fixedly connected
- producing
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- 238000005266 casting Methods 0.000 title claims abstract description 19
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 8
- 238000009423 ventilation Methods 0.000 claims abstract description 4
- 230000002457 bidirectional effect Effects 0.000 claims description 13
- 239000011347 resin Substances 0.000 description 10
- 229920005989 resin Polymers 0.000 description 10
- 238000004804 winding Methods 0.000 description 3
- 230000002146 bilateral effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses a pouring die for producing a current transformer, which comprises a mounting plate and a demoulding mechanism; and (2) mounting plate: fixing holes are formed in four corners of the upper surface of the mounting plate, a lower die is fixedly connected to the middle of the upper surface of the mounting plate, an upper die is placed on the upper surface of the lower die, sliding holes are formed in four corners of the upper surface of the upper die, positioning inserting columns are fixedly connected to four corners of the upper surface of the lower die, the positioning inserting columns are respectively connected with adjacent sliding holes in a sliding mode, a pouring pipeline is arranged at a pouring opening formed in the right side of the upper surface of the upper die, and a ventilation pipeline is arranged at a vent opening formed in the left side of the upper surface of the upper die; and (3) demolding mechanism: the casting die is arranged at the lower end of the inside of the lower die, the control switch is arranged at the outer side of the mounting plate, the casting die is used for producing the current transformer, the quick and stable demoulding of the current transformer shell can be realized, the production efficiency of the current transformer shell can be improved, and the casting die is simple to operate and convenient for personnel to use.
Description
Technical Field
The utility model relates to the technical field of casting molds, in particular to a casting mold for producing a current transformer.
Background
The current transformer is an instrument for converting primary side large current into secondary side small current to measure according to an electromagnetic induction principle, the current transformer is composed of a closed iron core and windings, the number of turns of the primary side windings is small, the primary side windings are connected in series in a circuit needing to measure current, a casting mold is often needed to be used for producing a shell of the current transformer in the production of the current transformer, most of casting molds for producing the current transformer are added with molten resin between a lower mold and an upper mold to cool and mold the shell of the current transformer, demolding is realized through an electric push rod or a hydraulic rod, the pushing stability in the process of driving a jacking by the electric push rod or the hydraulic rod is poor, and in some cases, the jacking demolding cannot be stable, so we propose the casting mold for producing the current transformer.
Disclosure of Invention
The utility model aims to overcome the existing defects, provides the pouring die for producing the current transformer, can realize quick and stable demoulding of the shell of the current transformer, can improve the production efficiency of the shell of the current transformer, is simple to operate and convenient for personnel to use, and can effectively solve the problems in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the pouring die for producing the current transformer comprises a mounting plate and a demoulding mechanism;
and (2) mounting plate: fixing holes are formed in four corners of the upper surface of the mounting plate, a lower die is fixedly connected to the middle of the upper surface of the mounting plate, an upper die is placed on the upper surface of the lower die, sliding holes are formed in four corners of the upper surface of the upper die, positioning inserting columns are fixedly connected to four corners of the upper surface of the lower die, the positioning inserting columns are respectively connected with adjacent sliding holes in a sliding mode, a pouring pipeline is arranged at a pouring opening formed in the right side of the upper surface of the upper die, and a ventilation pipeline is arranged at a vent opening formed in the left side of the upper surface of the upper die;
and (3) demolding mechanism: the quick and stable demoulding device is arranged at the lower end of the lower die, can realize quick and stable demoulding of the current transformer shell, can improve the production efficiency of the current transformer shell, and is simple to operate and convenient for personnel to use.
Further, a control switch is arranged on the outer side of the mounting plate, and the input end of the control switch is electrically connected with an external power supply to control demolding.
Further, the demoulding mechanism comprises a movable block which is connected with the middle part of the inner part of the lower mould in a sliding way, and demoulding is carried out through movement of the movable block.
Further, demoulding mechanism still includes direction spout, L template, two-way lead screw, fixed plate, swing arm, connecting rod and bar groove, the inside bottom middle part in the mounting panel is seted up to the direction spout, the inside center upper end fixedly connected with fixed plate of direction spout, both sides all are connected with the swing arm through the round pin axle rotation around the fixed plate upper surface, the bar groove is seted up respectively in the front and back both sides of movable block lower surface, the inside front and back bilateral symmetry sliding connection of bar groove has U type connecting seat, the one end that the fixed plate was kept away from to the swing arm is connected through the round pin axle rotation with vertical adjacent U type connecting seat respectively, the inside front and back bilateral symmetry sliding connection of direction spout has L template, the upper surface of L template is all connected with the connecting rod through the round pin axle rotation, the one end that the L template was kept away from to the connecting rod is connected through the round pin axle rotation with the middle part of adjacent swing arm respectively, two-way lead screw rotation is connected in the inside of direction spout, L template all with two-way lead screw threaded connection, the removal of L template control L template drives the removal of movable block.
Further, the motor is arranged on the front side of the upper surface of the mounting plate, an output shaft of the motor is fixedly connected with the bidirectional screw rod, and an input end of the motor is electrically connected with an output end of the control switch to control rotation of the bidirectional screw rod.
Further, the left and right sides of mounting panel upper surface all fixedly connected with double-screw bolt, the jack has been seted up to the left and right sides symmetry of last mould upper surface, and the double-screw bolt all is pegged graft with adjacent jack, and the equal threaded connection of upper surface of double-screw bolt has stop nut, and stop nut all contacts with the upper surface of last mould, makes bed die and last mould fixed.
Further, the first extension board of both sides all fixedly connected with around the last mould, the equal fixedly connected with second extension board of both sides around the bed die, the upper surface of second extension board all is equipped with the elastic rubber piece, the upper surface of elastic rubber piece respectively with adjacent first extension board contact, make bed die and last mould flexible contact.
Compared with the prior art, the utility model has the beneficial effects that: this pouring die is used in current transformer production has following benefit:
the upper die is held by hand, the slide hole on the upper surface of the upper die corresponds to a corresponding positioning inserting column, the studs on the left side and the right side of the upper surface of the mounting plate correspond to inserting holes, a person screws a limit nut through an external tool, the upper die and the lower die are fastened, the upper die and the lower die are in flexible contact through the buffer effect of the elastic rubber block, the upper die and the lower die are prevented from being damaged, the person adds molten resin into a pouring pipeline, the molten resin enters between the lower die and the upper die from the pouring pipeline, a shell of a current transformer is formed after the molten resin between the lower die and the upper die is cooled, the person screws down the limit nut through the external tool to unlock the upper die, the motor is regulated and controlled to operate through a control switch after the upper die is taken down, the motor drives a bidirectional screw rod to rotate, the bidirectional screw rod drives the L-shaped plates on the front side and the rear side to be close in opposite directions, the L-shaped plates rotate with a connecting rod, the swing arm drives the U-shaped connecting seat to slide in a strip-shaped groove through the connecting seat, the U-shaped connecting seat slides in the opposite directions, the U-shaped connecting seat moves in the opposite directions, the top-shaped connecting seat moves smoothly, and the swing arm moves smoothly and the L-shaped connecting seat moves smoothly in the direction, and leads the swing arm to move smoothly and moves in the swing arm smoothly.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the internal cross-sectional structure of the present utility model;
fig. 3 is an enlarged schematic view of the structure of the present utility model at a.
In the figure: the device comprises a mounting plate 1, a fixing hole 2, a stud 3, a limit nut 4, a positioning inserting column 5, a first support plate 6, a second support plate 7, an elastic rubber block 8, a pouring pipeline 9, a demoulding mechanism 10, a guiding chute 101, a 102L-shaped plate 103, a bidirectional screw rod 103, a fixing plate 104, a swing arm 105, a connecting rod 106, a groove 107, a movable block 108, a motor 11, an upper die 12, a lower die 13, a control switch 14 and a ventilation pipeline 15.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, the present embodiment provides the following technical solutions: the pouring die for producing the current transformer comprises a mounting plate 1 and a demoulding mechanism 10;
mounting plate 1: the four corners of the upper surface of the mounting plate 1 are provided with fixing holes 2, the middle part of the upper surface of the mounting plate 1 is fixedly connected with a lower die 13, the upper surface of the lower die 13 is provided with an upper die 12, the four corners of the upper surface of the upper die 12 are provided with sliding holes, the four corners of the upper surface of the lower die 13 are fixedly connected with positioning inserting columns 5, the positioning inserting columns 5 are respectively connected with the adjacent sliding holes in a sliding manner, the casting opening on the right side of the upper surface of the upper die 12 is provided with a casting pipeline 9, the left side of the upper surface of the upper die 12 is provided with a vent opening 15, the left side and the right side of the upper surface of the mounting plate 1 are fixedly connected with studs 3, the left side and the right side of the upper surface of the upper die 12 are symmetrically provided with jacks, the studs 3 are spliced with the adjacent jacks, the upper surface of the studs 3 is in threaded connection with limit nuts 4, the limit nuts 4 are contacted with the upper surface of the upper die 12, the front and back sides of the upper die 12 are fixedly connected with the first support plates 6, the front and back sides of the lower die 13 are fixedly connected with the second support plates 7, the upper surfaces of the second support plates 7 are respectively provided with elastic rubber blocks 8, the upper surfaces of the elastic rubber blocks 8 are respectively contacted with the adjacent first support plates 6, the upper die 12 is held by hands, sliding holes on the upper surface of the upper die 12 are correspondingly lowered by corresponding positioning inserting columns 5, studs 3 on the left and right sides of the upper surface of the mounting plate 1 are correspondingly inserted by corresponding inserting holes, a person screws limit nuts 4 through external tools, the upper die 12 and the lower die 13 are fastened, the upper die 12 and the lower die 13 are flexibly contacted through the buffer function of the elastic rubber blocks 8, the upper die 12 and the lower die 13 are prevented from being damaged, the person adds molten resin into a pouring pipeline 9, the molten resin enters between the lower die 13 and the upper die 12 from the pouring pipeline 9, forming a shell of the current transformer after cooling the molten resin between the lower die 13 and the upper die 12;
demolding mechanism 10: the demolding mechanism 10 comprises a movable block 108, the movable block 108 is slidably connected to the inner middle part of the lower mold 13, the demolding mechanism 10 further comprises a guide chute 101, an L-shaped plate 102, a bidirectional screw rod 103, a fixing plate 104, a swing arm 105, a connecting rod 106 and a bar-shaped groove 107, the guide chute 101 is arranged in the middle of the inner bottom end of the mounting plate 1, the fixing plate 104 is fixedly connected to the upper end of the inner center of the guide chute 101, the front and rear sides of the upper surface of the fixing plate 104 are respectively and rotatably connected with the swing arm 105 through a pin shaft, the bar-shaped groove 107 is respectively arranged on the front and rear sides of the lower surface of the movable block 108, the front and rear sides of the inner part of the bar-shaped groove 107 are symmetrically and slidably connected with U-shaped connecting seats, one end of the swing arm 105 away from the fixing plate 104 is respectively and rotatably connected with the vertically adjacent U-shaped connecting seats through a pin shaft, the front and back sides of the inside of the guide chute 101 are symmetrically and slidingly connected with an L-shaped plate 102, the upper surface of the L-shaped plate 102 is rotationally connected with a connecting rod 106 through a pin shaft, one end of the connecting rod 106 away from the L-shaped plate 102 is rotationally connected with the middle part of an adjacent swing arm 105 through a pin shaft, a bidirectional screw 103 is rotationally connected inside the guide chute 101, the L-shaped plate 102 is in threaded connection with the bidirectional screw 103, the guide chute further comprises a motor 11, the motor 11 is arranged on the front side of the upper surface of the mounting plate 1, the output shaft of the motor 11 is fixedly connected with the bidirectional screw 103, the input end of the motor 11 is electrically connected with the output end of a control switch 14, the motor 11 is controlled by the control switch 14 to operate, the motor 11 drives the bidirectional screw 103 to rotate, the L-shaped plates 102 on the front and back sides are driven to be closed in opposite directions by the bidirectional screw 103, the L-shaped plate 102 rotates with the connecting rod 106, the swing arm 105 on the front and back sides are driven by the L-shaped plate 102 through the connecting rod 106 to rotate in opposite directions, the swing arm 105 drives the U-shaped connecting seat to slide in the strip-shaped groove 107, the U-shaped connecting seat is made to draw close in opposite directions, the swing arm 105 supports the movable block 108 to move upwards, demoulding is achieved, the L-shaped plate 102 moves in the guide chute 101 stably and oppositely through the threaded relation between the L-shaped plate 102 and the bidirectional screw rod 103, and the connecting rod 106 drives the swing arm 105 to rotate stably, so that stable demoulding is achieved;
wherein: a control switch 14 is arranged on the outer side of the mounting plate 1, the input end of the control switch 14 is electrically connected with an external power supply, and the control switch 14 regulates and controls the normal operation of the motor 11.
The working principle of the pouring die for producing the current transformer provided by the utility model is as follows:
when the shell of the current transformer is produced, a worker holds the upper die 12, the sliding hole on the upper surface of the upper die 12 is correspondingly placed down by the corresponding positioning inserting column 5, the studs 3 on the left side and the right side of the upper surface of the mounting plate 1 are correspondingly inserted by inserting holes, the worker screws the limit nuts 4 through external tools, the upper die 12 and the lower die 13 are fastened, the upper die 12 and the lower die 13 are flexibly contacted through the buffer effect of the elastic rubber block 8, the upper die 12 and the lower die 13 are prevented from being damaged, the worker adds molten resin into the pouring pipeline 9, the molten resin enters the space between the lower die 13 and the upper die 12 from entering the pouring pipeline 9, the molten resin between the lower die 13 and the upper die 12 is cooled down to form the shell of the current transformer, the worker screws down the limit nuts 4 through external tools to unlock the upper die 12, the upper die 12 is controlled by the control switch 14 to operate, the motor 11 is driven by the motor 11 to rotate the two-way screw rod 103, the two-way screw rod 103 is further driven by the two-way screw rod 103 to drive the L102 on the front side and the two-way die plate 106 to be in opposite directions, the L102 and the connecting rod 106 are prevented from being damaged, the L102 and the two-shaped swing arm 102 are driven by the two-way screw rod 105 to be stably connected to the two-way seat 105, the two-way swing arm is driven by the two-way swing arm to be stably and the two-way seat is driven by the two-way swing arm 102 to move towards the opposite direction seat 105, and the sliding seat is smoothly, and the swing arm is realized, and the sliding seat is stably and the swing arm is stably and the sliding seat is driven to move towards the opposite.
It should be noted that the motor 11 disclosed in the above embodiment is an SM3L-042A1BDV servo motor, and the control switch 14 is provided with a switch button corresponding to the motor 11 for controlling the normal switching operation thereof.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (7)
1. Casting die is used in current transformer production, its characterized in that: comprises a mounting plate (1) and a demoulding mechanism (10);
mounting plate (1): fixing holes (2) are formed in four corners of the upper surface of the mounting plate (1), a lower die (13) is fixedly connected to the middle of the upper surface of the mounting plate (1), an upper die (12) is placed on the upper surface of the lower die (13), sliding holes are formed in four corners of the upper surface of the upper die (12), positioning inserting columns (5) are fixedly connected to four corners of the upper surface of the lower die (13), the positioning inserting columns (5) are respectively and slidably connected with adjacent sliding holes, a pouring pipeline (9) is arranged at a pouring opening formed in the right side of the upper surface of the upper die (12), and a ventilation pipeline (15) is arranged at a vent opening formed in the left side of the upper surface of the upper die (12);
demolding mechanism (10): which is provided at the inner lower end of the lower mold (13).
2. The casting die for producing a current transformer according to claim 1, wherein: a control switch (14) is arranged on the outer side of the mounting plate (1), and the input end of the control switch (14) is electrically connected with an external power supply.
3. The casting die for producing a current transformer according to claim 2, wherein: the demolding mechanism (10) comprises a movable block (108), and the movable block (108) is connected to the middle part inside the lower mold (13) in a sliding mode.
4. A casting die for producing a current transformer according to claim 3, wherein: demoulding mechanism (10) still include direction spout (101), L template (102), two-way lead screw (103), fixed plate (104), swing arm (105), connecting rod (106) and bar groove (107), direction spout (101) are seted up in inside bottom middle part of mounting panel (1), inside center upper end fixedly connected with fixed plate (104) of direction spout (101), both sides all are connected with swing arm (105) around fixed plate (104) upper surface through the round pin axle rotation, both sides around movable block (108) lower surface are offered respectively in bar groove (107), both sides symmetry sliding connection has U type connecting seat around bar groove (107) inside, the one end that fixed plate (104) were kept away from to swing arm (105) is connected through the round pin axle rotation with vertical adjacent U type connecting seat respectively, both sides symmetry sliding connection has L template (102) around the inside of direction spout (101), the upper surface of L template (102) is all connected with connecting rod (106) through the round pin axle rotation, the one end that L template (102) were kept away from respectively with adjacent swing arm (105) is connected through round pin axle rotation (103) in the middle part of round pin axle rotation, two-way thread connection in two-way lead screw (101) with two-way screw (102).
5. The casting die for producing a current transformer according to claim 4, wherein: the motor (11) is arranged on the front side of the upper surface of the mounting plate (1), an output shaft of the motor (11) is fixedly connected with the bidirectional screw rod (103), and an input end of the motor (11) is electrically connected with an output end of the control switch (14).
6. The casting die for producing a current transformer according to claim 1, wherein: the left and right sides of mounting panel (1) upper surface is all fixedly connected with double-screw bolt (3), and the jack has been seted up to the left and right sides symmetry of last mould (12) upper surface, and double-screw bolt (3) all are pegged graft with adjacent jack, and the equal threaded connection of upper surface of double-screw bolt (3) has stop nut (4), and stop nut (4) all are with the upper surface contact of last mould (12).
7. The casting die for producing a current transformer according to claim 1, wherein: the front side and the rear side of the upper die (12) are fixedly connected with first support plates (6), the front side and the rear side of the lower die (13) are fixedly connected with second support plates (7), elastic rubber blocks (8) are arranged on the upper surfaces of the second support plates (7), and the upper surfaces of the elastic rubber blocks (8) are respectively in contact with the adjacent first support plates (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321711250.7U CN219903020U (en) | 2023-07-03 | 2023-07-03 | Casting die for current transformer production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321711250.7U CN219903020U (en) | 2023-07-03 | 2023-07-03 | Casting die for current transformer production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219903020U true CN219903020U (en) | 2023-10-27 |
Family
ID=88438637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321711250.7U Active CN219903020U (en) | 2023-07-03 | 2023-07-03 | Casting die for current transformer production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219903020U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117577443A (en) * | 2024-01-16 | 2024-02-20 | 淄博速悦电子有限公司 | Combined current transformer and preparation process thereof |
-
2023
- 2023-07-03 CN CN202321711250.7U patent/CN219903020U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117577443A (en) * | 2024-01-16 | 2024-02-20 | 淄博速悦电子有限公司 | Combined current transformer and preparation process thereof |
| CN117577443B (en) * | 2024-01-16 | 2024-04-02 | 淄博速悦电子有限公司 | Combined current transformer and preparation process thereof |
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