CN107768161A - Manufacture method without excitation bar-type tapping switch static contact and insulation bar composite members - Google Patents
Manufacture method without excitation bar-type tapping switch static contact and insulation bar composite members Download PDFInfo
- Publication number
- CN107768161A CN107768161A CN201610690818.XA CN201610690818A CN107768161A CN 107768161 A CN107768161 A CN 107768161A CN 201610690818 A CN201610690818 A CN 201610690818A CN 107768161 A CN107768161 A CN 107768161A
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- China
- Prior art keywords
- sequence
- pipe
- punch
- pin
- shaping
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H11/00—Apparatus or processes specially adapted for the manufacture of electric switches
- H01H11/04—Apparatus or processes specially adapted for the manufacture of electric switches of switch contacts
- H01H11/06—Fixing of contacts to carrier ; Fixing of contacts to insulating carrier
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Press Drives And Press Lines (AREA)
Abstract
Manufacture method without excitation bar-type tapping switch static contact and insulation bar composite members, belong to high-power transformer accessories manufacturing technical field, to solve the problems, such as that existing sub-connecting switch of transformer static contact and insulation strip needs are separately fabricated, the present invention comprises the following steps：(a) saved in pressure；(b) insulation strip is assembled；(c) pressure section, while also manufacture is completed without excitation bar-type tapping switch static contact and insulation bar composite members.The manufacture method of shunting switch static contact and insulation bar composite members of the present invention, upper and lower section is squeezed out using a kind of static contact of tubular structure, and by press, itself and insulation strip is affixed integral, and simple in construction, connection is compact, considerably reduces installation procedure.
Description
Technical field
The invention belongs to high-power transformer accessories manufacturing technical field, and more particularly to one kind is without in excitation bar-type tapping switch
The manufacture method of tape insulation bar static contact.
Background technology
Existing transformer mainly has handwheel manipulation device and tapping device to form without excitation bar-type tapping switch, tap dress
Put by insulation strip, upper undersetting, rack, some static contacts being arranged in insulation strip, and be fixedly connected on rack dynamic tactile
Head device is formed, and rack is slidably connected with insulation strip by link, and handwheel manipulation device passes through gear band carry-over bar phase
Insulation strip is moved.
The static contact of this shunting switch uses screw rod, and screw rod passes through the jack in insulation strip, two are installed on its thread segment
Individual nut, drawn by nut to clamp the tap on the main coil or voltage regulation coil tap or output tap being connected on thread segment
Line, static contact screw head are used to connect with moving contact intermediate plate, and static contact screw rod is fixedly connected by using alignment pin with insulation strip
Or using stupefied shape and the special-shaped cell body tight fit connection in insulation strip.
Sub-connecting switch of transformer static contact and the insulation strip needs of said structure are separately fabricated, when assembling shunting switch again
Need to be assembled, add assembly process, reduce operating efficiency, and tap lead is in the static contact of above-mentioned screw
Installation connection is also insecure.
The content of the invention
It is separately fabricated to solve existing sub-connecting switch of transformer static contact and insulation strip needs, when assembling shunting switch again
Need to be assembled, add assembly process, reduce operating efficiency, and tap lead is in the static contact of above-mentioned screw
Also unstable problem, the present invention provide a kind of system of no excitation bar-type tapping switch static contact and insulation bar composite members for installation connection
Method is made, is exclusively used in manufacturing new no excitation bar-type tapping switch static contact and insulation bar composite members, this method includes following step
Suddenly：
(a) saved in pressure：Metal pipe billet is taken, first by pipe two ends rounding, the termination of pipe second is then inserted vertically into a sequence
In a sequence die hole in cavity plate, then the termination of pipe first inserted in a sequence punch-pin hole, and a sequence punch-pin is arranged on a sequence
In cavity plate groove, the aperture in the aperture of a sequence die hole and a sequence punch-pin hole is identical with pipe external diameter；A sequence pressure ram is inserted again
Enter in a sequence punch-pin hole, a sequence pressure ram is contacted with the termination of pipe first, between having between sequence extruding head and a sequence punch-pin
Gap；The sequence cavity plate for being provided with above-mentioned pipe, a sequence punch-pin and a sequence pressure ram is placed on press horizontal table, started
Press, decline top board, top board oppresses downwards sequence extruding head, a sequence pressure ram is pressed down against pipe, pipe quilt
Crimp, outwards heaved along a sequence shaping groove hole, wherein the aperture in a sequence shaping groove hole is more than a sequence punch-pin hole
Aperture, formed in the annular shape of projection and saved on pipe outer wall；The up backhaul of top board, depart from sequence extruding head, by nesting
The sequence punch-pin for having sequence shaping pipe takes out from a sequence cavity plate, is placed in ejection seat, with stripper punch by a sequence formed pipe
Base is made sequence shaping pipe, completes to save process in a sequence pressure from ejection device on a sequence punch-pin；
(b) insulation strip is assembled：By the first termination jack for insert and running through in insulation strip of sequence shaping pipe, jack aperture and
Pipe external diameter is identical, the upper section on sequence shaping pipe is close to insulation strip；
(c) pressure section：Two sequences that the first end head erect for the sequence shaping pipe for being assembled with insulation strip is inserted in two sequence cavity plates
In die hole, the aperture of two sequence die holes is identical with pipe external diameter, section is positioned in the support slot on two sequence cavity plates, upper section
Thickness with supporting groove depth it is identical, insulation strip is positioned on two sequence cavity plate end faces, and two sequence punch-pin are placed in insulation strip, and
The termination of pipe second is set to insert in two sequence punch-pin holes；Then two sequence pressure rams are inserted in two sequence punch-pin holes, makes two sequence pressure rams
Contacted with the termination of pipe second, have gap between two sequences extruding head and two sequence punch-pin；Start press, decline top board, on
Two sequences of compressing extrude head to pressing plate downwards, two sequence pressure rams is pressed down against sequence shaping pipe, and sequence shaping pipe is extruded
Deformation, outwards heaves along two sequence shaping groove holes, wherein the aperture in two sequence shaping groove holes is more than the aperture in two sequence punch-pin holes,
Formed under the annular shape of projection and saved on pipe outer wall；The up backhaul of top board, depart from two sequences extruding head, two sequences will be nested with
Two sequence punch-pin of shaping pipe are taken out from two sequence cavity plates, are placed in ejection seat, and two sequences are molded into pipe from two with stripper punch
Ejection device on sequence punch-pin, two sequences pressure section process is completed, while also manufacture completion is exhausted without excitation bar-type tapping switch static contact
Edge strip composite members.
The manufacture method of shunting switch static contact and insulation bar composite members of the present invention, using a kind of static contact of tubular structure,
And upper and lower section is squeezed out by press, itself and insulation strip is affixed integral, and simple in construction, connection is compact, considerably reduces
Installation procedure.
This static contact and insulation bar composite members when in use, its accessory such as handwheel manipulation device, upper undersetting, rack, with
And trigger device can use existing device, i.e., only need existing transformer without quiet on excitation bar-type tapping switch
Contact and insulation strip are replaced with above-mentioned static contact and insulation bar composite members, main coil or voltage regulation coil tap or output during use
In tap tap lead insertion tubular structure in, then tubular structure is pressed from both sides with pliers it is flat, by a termination of tubular structure
For being connected with moving contact intermediate plate, tap lead is connected firmly with static contact in this composite members, and using installation can
Lean on.
Brief description of the drawings
The present invention is further detailed explanation with reference to the accompanying drawings and detailed description：
Fig. 1 is that pipe, punch-pin, a sequence pressure ram and a sequence cavity plate are placed on press level before saving step in (a) pressure of the invention
Sectional view when on workbench；
Fig. 2 is that sequence shaping pipe, punch-pin, a sequence pressure ram and a sequence cavity plate are put when saving step in (a) pressure of the invention to complete
Put sectional view when on press horizontal table；
Fig. 3 is the signal when a sequence is molded into pipe ejection device in ejection seat after the completion of saving step in (a) pressure of the invention
Figure；
Fig. 4 is (c) pressure section of the invention：Before saving step in pressure, pipe, punch-pin, two sequence pressure rams and two sequence cavity plates are placed on
Sectional view when on press horizontal table；
When Fig. 5 is that (c) pressure section step of the invention is completed, two sequences shaping pipe, punch-pin, two sequence pressure rams and two sequence cavity plates are put
Put sectional view when on press horizontal table；
Fig. 6 is the signal when two sequences are molded into pipe ejection device in ejection seat after the completion of (c) pressure section step of the invention
Figure.
Fig. 7 is the flow process chart of no excitation bar-type tapping switch static contact and insulation bar composite members of the present invention.
Embodiment
Embodiment one：The manufacturer without excitation bar-type tapping switch static contact and insulation bar composite members as depicted in figs. 1 and 2
Method, comprise the following steps：
(a) saved in pressure：Metal pipe billet 1 is taken, first by the two ends rounding of pipe 1, is then inserted vertically into the second termination of pipe 32
In a sequence die hole 17 in one sequence cavity plate 16, then the first termination of pipe 31 inserted in a sequence punch-pin hole 14, and a sequence is convex
Mould 13 is arranged in a sequence cavity plate groove 18, the aperture in the aperture of a sequence die hole 17 and a sequence punch-pin hole 14 with the external diameter of pipe 1
It is identical；A sequence pressure ram 12 is inserted in a sequence punch-pin hole 14 again, a sequence pressure ram 12 is contacted with the first termination of pipe 31, one
There is gap between the sequence extruding sequence punch-pin 13 of head 11 and one；Above-mentioned pipe 1, a sequence punch-pin 13 and a sequence pressure ram 12 will be installed
A sequence cavity plate 16 be placed on press horizontal table 8, start press, decline top board 7, top board 7 downwards compressing one
Sequence extrudes head 11, a sequence pressure ram 12 is pressed down against pipe 1, pipe 1 is deformed, along a sequence shaping groove hole 15
Outwards heave, wherein the aperture in a sequence shaping groove hole 15 is more than the aperture in a sequence punch-pin hole 14, formed on the outer wall of pipe 1 convex
2 are saved in the annular shape risen；7 up backhaul of top board, depart from sequence extruding head 11, the one of sequence shaping pipe 9 will be nested with
Sequence punch-pin 13 is taken out from a sequence cavity plate 16, is placed in ejection seat 6, and a sequence is molded into pipe 9 from a sequence punch-pin with stripper punch 5
Ejection device on 13, sequence shaping pipe 9 is made, completes to save process in a sequence pressure；
(b) insulation strip is assembled：The jack 10 that first termination 31 of one sequence shaping pipe 9 is inserted and run through in insulation strip 3, jack
10 apertures are identical with the external diameter of pipe 1, the upper section 2 on sequence shaping pipe 9 is close to insulation strip 3；
(c) pressure section：First termination 31 of the sequence for being assembled with insulation strip 3 shaping pipe 9 is inserted vertically into two sequence cavity plates 26
Two sequence die holes 27 in, the aperture of two sequence die holes 27 is identical with the external diameter of pipe 1, section 2 is positioned on two sequence cavity plates 26
Support slot 28 in, it is upper section 2 thickness it is identical with the depth of support slot 28, insulation strip 3 is positioned on two sequence cavity plate end faces 29, by two
Sequence punch-pin 23 is placed in insulation strip 3, and the second termination of pipe 32 is inserted in two sequence punch-pin holes 24；Then by two sequence pressure rams
In 22 two sequence punch-pin holes 24 of insertion, two sequence pressure rams 22 are made to be contacted with the second termination of pipe 32, the two sequences extruding sequence of head 21 and two
There is gap between punch-pin 23；Start press, decline top board 7, two sequences of compressing extrude head 21 to top board 7 downwards, make two sequences
Pressure ram 22 be pressed down against a sequence shaping pipe 9, a sequence shaping pipe 9 be deformed, along two sequence shaping groove holes 25 to
Heave, wherein the aperture in two sequence shaping groove holes 25 is more than the aperture in two sequence punch-pin holes 24, formed on the outer wall of pipe 1 raised outside
Annular shape under save 4；7 up backhaul of top board, depart from two sequences extruding head 21, two sequences of two sequences shaping pipe 30 will be nested with
Punch-pin 23 is taken out from two sequence cavity plates 26, is placed in ejection seat 6, and two sequences are molded into pipe 30 from two sequence punch-pin with stripper punch 5
Ejection device on 23, two sequences pressure section process is completed, while also manufacture is completed without excitation bar-type tapping switch static contact and insulation bar
Composite members 30.
Claims (1)
1. the manufacture method without excitation bar-type tapping switch static contact and insulation bar composite members, comprises the following steps：
(a) saved in pressure：Metal pipe billet (1) is taken, it is then that the termination of pipe second (32) is perpendicular first by pipe (1) two ends rounding
Straight cutting enters in the sequence die hole (17) in a sequence cavity plate (16), then the termination of pipe first (31) is inserted into a sequence punch-pin hole (14)
In, and a sequence punch-pin (13) is arranged in a sequence cavity plate groove (18), the aperture of a sequence die hole (17) and a sequence punch-pin hole
(14) aperture is identical with pipe (1) external diameter；A sequence pressure ram (12) is inserted in a sequence punch-pin hole (14) again, squeezes a sequence
Depression bar (12) contacts with the termination of pipe first (31), has gap between sequence extruding head (11) and a sequence punch-pin (13)；Will peace
A sequence cavity plate (16) equipped with above-mentioned pipe (1), a sequence punch-pin (13) and a sequence pressure ram (12) is placed on press horizontal operation
On platform (8), start press, decline top board (7), one sequence of compressing extrudes head (11) to top board (7) downwards, extrudes a sequence
Bar (12) is pressed down against pipe (1), and pipe (1) is deformed, and is outwards heaved along a sequence shaping groove hole (15), wherein one
The aperture in sequence shaping groove hole (15) is more than the aperture in a sequence punch-pin hole (14), and the annulus of projection is formed on pipe (1) outer wall
(2) are saved on shape；Top board (7) up backhaul, depart from sequence extruding head (11), the one of sequence shaping pipe (9) will be nested with
Sequence punch-pin (13) is taken out from a sequence cavity plate (16), is placed in ejection seat (6), and a sequence is molded into pipe (9) with stripper punch (5)
From ejection device on a sequence punch-pin (13), sequence shaping pipe (9) is made, completes to save process in a sequence pressure；
(b) insulation strip is assembled：The jack that the first termination (31) of one sequence shaping pipe (9) is inserted and run through in insulation strip (3)
(10), jack (10) aperture is identical with pipe (1) external diameter, the upper section (2) that a sequence is molded on pipe (9) is close to insulation strip (3)；
(c) pressure section：The first termination (31) of the sequence shaping pipe (9) of insulation strip (3) will be assembled with, and to be inserted vertically into two sequences recessed
In two sequence die holes (27) in mould (26), the aperture of two sequence die holes (27) is identical with pipe (1) external diameter, puts section (2)
In the support slot (28) being placed on two sequence cavity plates (26), the thickness of upper section (2) is identical with support slot (28) depth, insulation strip (3)
It is positioned on two sequence cavity plate end faces (29), two sequence punch-pin (23) is placed in insulation strip (3), and make the termination of pipe second (32)
Insert in two sequence punch-pin holes (24)；Then two sequence pressure rams (22) are inserted in two sequence punch-pin holes (24), makes two sequence pressure rams
(22) contacted with the termination of pipe second (32), have gap between two sequences extruding head (21) and two sequence punch-pin (23)；Start press,
Decline top board (7), two sequences of compressing extrude head (21) to top board (7) downwards, two sequence pressure rams (22) is pressed down against one
Sequence shaping pipe (9), sequence shaping pipe (9) are deformed, outwards heaved along two sequence shaping groove holes (25), wherein two
The aperture in sequence shaping groove hole (25) is more than the aperture in two sequence punch-pin holes (24), and the annulus of projection is formed on pipe (1) outer wall
(4) are saved under shape；Top board (7) up backhaul, depart from two sequences extruding head (21), the two of two sequences shaping pipe (30) will be nested with
Sequence punch-pin (23) is taken out from two sequence cavity plates (26), is placed in ejection seat (6), and two sequences are molded into pipe with stripper punch (5)
(30) from ejection device on two sequence punch-pin (23), two sequences pressure section process is completed, while also manufacture is completed to tap without excitation bar shaped
Switch static contact insulation strip composite members (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610690818.XA CN107768161A (en) | 2016-08-20 | 2016-08-20 | Manufacture method without excitation bar-type tapping switch static contact and insulation bar composite members |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610690818.XA CN107768161A (en) | 2016-08-20 | 2016-08-20 | Manufacture method without excitation bar-type tapping switch static contact and insulation bar composite members |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107768161A true CN107768161A (en) | 2018-03-06 |
Family
ID=61262437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610690818.XA Pending CN107768161A (en) | 2016-08-20 | 2016-08-20 | Manufacture method without excitation bar-type tapping switch static contact and insulation bar composite members |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107768161A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108962650A (en) * | 2018-10-13 | 2018-12-07 | 国网湖北省电力有限公司随州供电公司 | A kind of production method of device and switch fixed contact for switch fixed contact production |
-
2016
- 2016-08-20 CN CN201610690818.XA patent/CN107768161A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108962650A (en) * | 2018-10-13 | 2018-12-07 | 国网湖北省电力有限公司随州供电公司 | A kind of production method of device and switch fixed contact for switch fixed contact production |
| CN108962650B (en) * | 2018-10-13 | 2023-12-19 | 国网湖北省电力有限公司随州供电公司 | Device for manufacturing disconnecting link static contact and manufacturing method of disconnecting link static contact |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180306 |