CN213080144U - Clamping tool for quick drilling of transformer oil tank flange - Google Patents
Clamping tool for quick drilling of transformer oil tank flange Download PDFInfo
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- CN213080144U CN213080144U CN202021851089.XU CN202021851089U CN213080144U CN 213080144 U CN213080144 U CN 213080144U CN 202021851089 U CN202021851089 U CN 202021851089U CN 213080144 U CN213080144 U CN 213080144U
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- positioning
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Abstract
The application relates to the field of positioning and clamping equipment for machining, in particular to a clamping tool for quickly drilling a flange of a transformer oil tank. It includes the installed part, the installed part lower part is provided with the fixing base, installed part upper portion cover is equipped with the positioning disk and compresses tightly the piece, it is located the positioning disk top to compress tightly the piece, can once only overlap on the installed part and be equipped with a plurality of ring flanges. The application has the effects of simple structure, convenient operation and strong practicability.
Description
Technical Field
The application relates to the field of positioning and clamping equipment for machining, in particular to a clamping tool for quickly drilling a flange of a transformer oil tank.
Background
The transformer is a device for changing alternating voltage by using the principle of electromagnetic induction, and main components are a primary coil, a secondary coil and an iron core. The main functions are as follows: voltage transformation, current transformation, impedance transformation, isolation, voltage stabilization, and the like. According to the application, the method can be divided into: power transformers and special transformers. The transformer is mainly manufactured by assembling the transformer, manufacturing coils and manufacturing an oil tank and accessories. These parts are almost synchronized during the transformer manufacturing process, and the components are assembled after they are machined.
When the transformer oil tank and the accessories are manufactured, because the transformer oil tank is internally provided with the oil-way pipeline system which is formed by connecting a plurality of pipelines, in order to realize the connection of the pipelines and the pipelines, the flange plates are generally adopted for fixed connection in actual production. The flange is usually a metal body similar to a disc, and in order to realize the connection function of the flange, mounting holes are formed in the flange along the circumferential direction, and bolts penetrate through the mounting holes. At present, when a mounting hole is formed in a flange plate, the flange is generally fixed below a punching machine, and then a drill bit of the punching machine is used for spirally downwards punching the flange.
Application document of prior application publication No. CN104043989A discloses a flange is positioning and clamping device for spot facing work, including dish nut, bushing plate, uide bushing, locating lever, location mandrel, spacing bottom plate and clamp plate etc. the flange part adopts spacing bottom plate to support, fixes a position and spacing with locating lever, location mandrel, presss from both sides the work piece tightly with the clamp plate simultaneously, utilizes the bushing plate of taking four bushings, implements the location to connecting the via hole, makes the device can be fast, accurate with the work piece location, press from both sides tightly.
With respect to the related art in the above, the inventors consider that there are the following drawbacks: among the above-mentioned correlation technique, when punching the flange, now need to twist soon butterfly nut, put into the flange dish in the positioning and clamping device, later rethread locating lever and location mandrel fix a position the flange, and the reuse clamp plate presss from both sides tightly the flange at last, and the structure is numerous and diverse, and the operation is inconvenient, is unfavorable for improving work efficiency.
SUMMERY OF THE UTILITY MODEL
In order to simplify the operation process, improve work efficiency, this application provides a transformer tank flange drills fast with pressing from both sides tight frock.
The application provides a pair of transformer tank flange is tight frock of clamp for quick drilling adopts following technical scheme:
the utility model provides a transformer tank flange drills fast with pressing from both sides tight frock, includes the installed part, the installed part lower part is provided with the fixing base, installed part upper portion cover is equipped with the positioning disk and compresses tightly the piece, it is located the positioning disk top to compress tightly the piece, can once only overlap on the installed part and be equipped with a plurality of ring flanges.
Through adopting the above technical scheme, once only set up a plurality of ring flanges on the installed part, the ring flange cover is established the completion back, establish the ring flange top with the positioning disk cover, the drill bit of being convenient for punches a hole to the ring flange according to the positioning disk, will compress tightly the piece and install in the positioning disk top, compress tightly the piece and compress tightly positioning disk and ring flange, avoid the drill bit ring flange and positioning disk to take place relative displacement when punching a hole, thereby it changes into the waste material to lead to punching a hole the position on the ring flange, in addition, compress tightly when piece compresses tightly positioning disk and ring flange, the ring flange moves down and the fixing base cooperation, with installed part fixed mounting on the puncher, this application simple structure, high convenience in operation, therefore.
Preferably, the movable sleeve is provided with a limiting part, and the limiting part is located between the positioning plate and the fixing seat.
Through adopting above-mentioned technical scheme, set up the locating part and can avoid ring flange and installed part direct contact, when compressing tightly the piece and compressing tightly the positioning disk, the ring flange can not remove along with positioning disk or installed part, is convenient for compress tightly the piece and compress tightly the ring flange through the positioning disk, improves the qualification rate that the ring flange punched a hole.
Preferably, the locating part includes flange supporting disk, sets up the spacing section of thick bamboo in flange supporting disk center department, and a plurality of ring flanges pass through the spacing section of thick bamboo cover and establish on the installed part.
Through adopting above-mentioned technical scheme, a plurality of ring flange suits are on spacing section of thick bamboo, and the flange supporting disk plays the supporting role to a plurality of flange dishes, simple structure, the installation and the fixed of the ring flange of being convenient for.
Preferably, a support column is circumferentially arranged on the flange support disk.
Through adopting above-mentioned technical scheme, the support column contacts with the ring flange bottom of lower floor, makes to have the clearance between lower floor's ring flange and the flange supporting disk, accomplishes the back that punches a hole at the drill bit to the ring flange of below, and the clearance can play certain cushioning effect to the drill bit, avoids the drill bit to cause the damage to the flange supporting disk because of motion inertia.
Preferably, a mounting hole is formed in the circle center of the positioning disc, and the aperture of the mounting hole is smaller than the diameter of the limiting cylinder.
Through adopting above-mentioned technical scheme, the mounting hole on the positioning disk is less than the diameter of a spacing section of thick bamboo, and a spacing section of thick bamboo plays limiting displacement to the positioning disk, avoids the positioning disk to fall to a spacing section of thick bamboo because of the action of gravity on, is unfavorable for compressing tightly a piece and compresses tightly positioning disk and ring flange.
Preferably, a plurality of drill bit positioning holes are formed in the positioning disc along the circumferential direction.
Through adopting above-mentioned technical scheme, set up a plurality of drill bit locating holes, the drill bit of being convenient for punches a hole to the ring flange according to drill bit locating hole.
Preferably, a gasket is sleeved on the upper portion of the screw rod and located between the pressing piece and the positioning disc.
Through adopting above-mentioned technical scheme, the gasket is used for increasing the area of contact between compressing tightly piece and the positioning disk, when the drill bit punches a hole to the ring flange, reduces the probability that takes place relative displacement between positioning disk and the ring flange, further improves the qualification rate that the ring flange punched a hole.
Preferably, the mounting part is a screw, the pressing part is a compression nut, the compression nut is arranged above the screw in a threaded manner, and the fixing seat is fixedly arranged on the lower portion of the screw.
Through adopting above-mentioned technical scheme, the installed part sets up to the screw rod, compresses tightly the piece and sets up to gland nut, and the manufacturing cost that not only can effectual reduction enterprise is convenient for the staff moreover and is operated.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the device is provided with an installation part, the upper part of the installation part is sleeved with a positioning disc and a pressing part, the pressing part is positioned above the positioning disc, and the lower part of the installation part is provided with a fixed seat; a plurality of ring flanges can be established to disposable cover on the installed part, the ring flange cover is established the completion back, establish the ring flange top with the positioning disk cover, again will compress tightly the piece and install in the positioning disk top, compress tightly the piece and compress tightly positioning disk and ring flange, avoid the drill bit ring flange and positioning disk to take place relative displacement when punching a hole, thereby it becomes the waste material to lead to the position of punching a hole on the ring flange to change, furthermore, when compressing tightly the piece and compressing tightly positioning disk and ring flange, the ring flange moves down and the fixing base cooperation, with installed part fixed mounting on the puncher, this application simple structure, high convenience in operation, the practicality is strong.
2. Be provided with the locating part in this application, the locating part includes flange mounting dish and sets up the spacing section of thick bamboo in flange mounting dish center department, and the ring flange passes through spacing barrel casing to be established on the installed part, and ring flange and installed part direct contact can be avoided to the locating part, when compressing tightly a pair of positioning disk, the ring flange can not remove along with positioning disk or installed part, and the piece that is convenient for compress tightly compresses tightly the ring flange through the positioning disk, improves the qualification rate that the ring flange punched a hole.
Drawings
Fig. 1 is a schematic structural diagram of the present application.
Fig. 2 is an exploded view of the structure of the present application.
Description of reference numerals: 1. a mounting member; 2. a compression member; 3. positioning a plate; 4. mounting holes; 5. positioning holes; 6. a limiting member; 61. a flange supporting disk; 62. a limiting cylinder; 63. a support pillar; 7. a fixed seat; 8. and (7) a gasket.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
The embodiment of the application discloses transformer tank flange is tight frock of clamp for quick drilling. Referring to fig. 1 and 2, the clamping tool for rapidly drilling the transformer oil tank flange comprises an installation part 1, wherein a fixed seat 7 is fixed at the lower part of the installation part 1, a positioning disc 3 and a pressing piece 2 are sleeved at the upper part of the fixed seat 7, and the pressing piece 2 is positioned above the positioning disc 3; a plurality of ring flanges can be established to disposable cover on installed part 1, and the ring flange cover is established the back, establishes 3 covers of positioning disk in the ring flange top, will compress tightly 2 again and install in 3 tops of positioning disk, compresses tightly 2 and compresses tightly positioning disk 3 and ring flange, and later the drill bit punches a hole according to positioning disk 3 to the ring flange, simple structure, simple operation, practicality are strong.
Refer to fig. 1, fig. 2, for reducing enterprise manufacturing cost, make operating personnel easily operate, installed part 1 adopts to be the screw rod in this application, 7 welding of fixing base are at the screw rod lower extreme, the screw rod is located 7 top covers of fixing base and is equipped with locating part 6, locating part 6 includes flange supporting disk 61, the welding of flange supporting disk 61 centre of a circle department has hollow spacing section of thick bamboo 62, spacing section of thick bamboo 62 lower extreme is worn to establish in flange supporting disk 61, the ring flange passes through locating part 6 cover and is established on the screw rod, flange and screw rod direct contact can be avoided to locating part 6, when compressing tightly 2 and compressing tightly positioning disk 3, spacing section of thick bamboo 62 can avoid the ring flange to rotate along with positioning disk 3 or screw rod, it compresses tightly positioning disk 3 and a plurality of ring.
Referring to fig. 1 and 2, a support column 63 is axially welded on the flange supporting disk 61, the support column 63 is in contact with the bottom of the flange plate at the lowest layer, so that a gap is formed between the flange plate at the lowest layer and the flange supporting disk 61, and after the drill bit punches a hole in the flange plate at the lowest layer, the gap can play a certain role in buffering the drill bit, so that the drill bit is prevented from being damaged to the flange supporting disk 61 due to movement inertia.
Referring to fig. 1 and 2, a mounting hole 4 is formed in the center of a circle of the positioning disk 3, the positioning disk 3 is sleeved on the screw rod through the mounting hole 4, the positioning disk 3 is prevented from moving to the limiting cylinder 62 under the action of gravity, the pressing part 2 is not beneficial to pressing the positioning disk 3 and the flange plate, and the diameter of the mounting hole 4 is smaller than that of the limiting cylinder 62. In order to facilitate the drill to punch the flange plate, the positioning disc 3 is provided with a drill positioning hole 5 along the axial direction.
Referring to fig. 1 and 2, the pressing part 2 is a pressing nut, the pressing nut is installed on the screw in a threaded mode, in order to improve the contact area between the pressing nut and the positioning disc 3, when the drill bit punches the flange plate, the probability of relative displacement between the positioning disc 3 and the flange plate is reduced, and a gasket 8 is sleeved on the screw and located between the pressing nut and the positioning disc 3.
The implementation principle of the clamping tool for rapidly drilling the flange of the transformer oil tank is as follows: the method comprises the steps of sleeving a limiting part 6 on a screw rod, sleeving a plurality of flange plates on a limiting cylinder 62 in sequence, supporting the flange plates by a flange supporting plate 61, sleeving a positioning plate 3, a gasket 8 and a compression nut on the screw rod in sequence, contacting the positioning plate 3 with the flange plate on the uppermost layer, contacting the gasket 8 with the upper surface of the positioning plate 3, placing a fixing seat 7 on a punching machine, extruding the gasket 8 and the positioning plate 3 by rotating the compression nut, extruding the positioning plate 3 with the plurality of flange plates and the limiting part 6, fixedly installing a clamping tool on the punching machine by extrusion matching of the limiting part 6 and the fixing seat 7, punching the flange plates by a drill bit on the punching machine according to a positioning hole 5 on the positioning plate 3, and reversely rotating the compression nut after punching is completed to take down the whole clamping tool.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a transformer tank flange drills fast with pressing from both sides tight frock which characterized in that: including installed part (1), installed part (1) lower part is provided with fixing base (7), installed part (1) upper portion cover is equipped with positioning disk (3) and compresses tightly piece (2), it is located positioning disk (3) top to compress tightly piece (2), can once only overlap on installed part (1) and be equipped with a plurality of ring flanges.
2. The clamping tool for rapidly drilling the flange of the transformer oil tank according to claim 1, characterized in that: the movable sleeve is equipped with locating part (6) on installed part (1), locating part (6) are located between positioning disk (3) and fixing base (7).
3. The clamping tool for rapidly drilling the flange of the transformer oil tank according to claim 2, characterized in that: the limiting part (6) comprises a flange supporting disk (61) and a limiting cylinder (62) arranged at the center of the flange supporting disk (61), and the plurality of flange plates are sleeved on the mounting part (1) through the limiting cylinder (62).
4. The clamping tool for rapidly drilling the flange of the transformer oil tank according to claim 3, wherein the clamping tool comprises: and a support column (63) is arranged on the flange support disk (61) along the circumferential direction.
5. The clamping tool for rapidly drilling the flange of the transformer oil tank according to claim 3, wherein the clamping tool comprises: the circle center of the positioning disc (3) is provided with a mounting hole (4), and the aperture of the mounting hole (4) is smaller than the diameter of the limiting cylinder (62).
6. The clamping tool for rapidly drilling the flange of the transformer oil tank according to claim 5, wherein the clamping tool comprises: and a plurality of drill bit positioning holes (5) are formed in the positioning disc (3) along the circumferential direction.
7. The clamping tool for rapidly drilling the flange of the transformer oil tank according to claim 1, characterized in that: the upper portion of the mounting piece (1) is sleeved with a gasket (8), and the gasket (8) is located between the pressing piece (2) and the positioning disc (3).
8. The clamping tool for rapidly drilling the flange of the transformer oil tank according to claim 1, characterized in that: the mounting part (1) is arranged as a screw rod, the pressing part (2) is arranged as a compression nut, the compression nut is arranged above the screw rod in a threaded mode, and the fixing seat (7) is fixedly arranged on the lower portion of the screw rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021851089.XU CN213080144U (en) | 2020-08-28 | 2020-08-28 | Clamping tool for quick drilling of transformer oil tank flange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021851089.XU CN213080144U (en) | 2020-08-28 | 2020-08-28 | Clamping tool for quick drilling of transformer oil tank flange |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213080144U true CN213080144U (en) | 2021-04-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021851089.XU Active CN213080144U (en) | 2020-08-28 | 2020-08-28 | Clamping tool for quick drilling of transformer oil tank flange |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113211348A (en) * | 2021-05-12 | 2021-08-06 | 四川亚美动力技术有限公司 | Device for accurately positioning screw assembly |
-
2020
- 2020-08-28 CN CN202021851089.XU patent/CN213080144U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113211348A (en) * | 2021-05-12 | 2021-08-06 | 四川亚美动力技术有限公司 | Device for accurately positioning screw assembly |
| CN113211348B (en) * | 2021-05-12 | 2023-03-14 | 四川亚美动力技术有限公司 | Device for accurately positioning screw assembly |
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