CN207930362U - A kind of movable wedge - Google Patents

Abstract

A kind of movable wedge is suitable for a kind of lower positioning and locking device of the processing unit (plant) of connection conductor, and the movable wedge includes inclined-plane, end face, towing pad, bottom surface, pin hole, side；The inclined-plane is associated with certain angle again with bottom surface one end；The other end in bottom surface and inclined-plane is arranged in the end face, with plane perpendicular；The towing pad is arranged on end face；The lower part in end face and side is arranged in the bottom surface；The pin hole is arranged on side；The side has the characteristics of complicated shape that can adapt to connection conductor, accurate positionin between inclined-plane and bottom surface.

Description

A kind of movable wedge

Technical field

The invention belongs to high voltage power transmission and transforming field, more particularly to a kind of processing for the connection conductor on high-voltage circuitbreaker The movable wedge of device.

Background technology

High-voltage circuitbreaker is commonly to commonly use to set for one kind of switching circuit connection type in high voltage power transmission and transforming circuit It is standby；In high-voltage circuitbreaker, multiple connection conductors for being connected with each other different circuits are needed, these connection conductors, due to high pressure The structure design of breaker needs, and often its shape and structure will match with entire high-voltage circuitbreaker；These connection conductors, greatly Copper, aluminum metal manufacture are mostly used, on the one hand to transmit larger electric current, on the other hand needs itself to have certain intensity and just again Degree and machining accuracy；It is a kind of structural schematic diagram of common connection conductor, including lower terminal, connecting rod, locking such as Fig. 1 Hole, upper terminal, upper connecting hole；Its lower end is connect with a conducting wire, and upper end is connect with a conducting wire, since structure needs It wants, the connecting hole of the upper end needs the terminal grafting with conducting wire, and uses bolt in locking hole by upper terminal and conduction The terminal of circuit tightens together；High additionally, due to the voltage of its transmission, electric current is big, it is desirable that and each contact surface contact is good, It avoids generating spark；Therefore it needs to be processed upper connecting hole and locking hole, since this linking conductor shape is lack of standardization, not have Positioning datum is matched with lathe, therefore the processing in the two holes is compared and is difficult to realize, using its processing cost of large-scale synthesis lathe Height, efficiency is low, and precision can not ensure.

Invention content

The problem of for existing connection conductor hole machined, the present invention propose a kind of processing dress of connection conductor It sets, it is characterised in that：Including pedestal, lower template, stand, cope plate, lower positioning and locking device, upper positioning device；The bottom Seat is mounted on the lower part of stand, vertical with stand；It is provided on the pedestal and the matched fixed element of platen；Institute The fixed element stated is hole either notch；The lower template is mounted on a side of stand, and plane is perpendicular with stand；

The lower template includes lower die plate body, guide sleeve, limit element；The lower die plate body is plate body, one end It is fixedly connected with stand, connection type has tightening member to have setting element again simultaneously, can keep the phase of lower template and stand Position is stablized；The hole in the hole and installation limit element of installation guide sleeve is provided on the lower die plate body；The installation The position in the hole of guide sleeve and connection conductor after installation is complete the position of its locking hole it is identical.

The guide sleeve is mounted on lower die plate body, and transition engagement sleeves are used with the guide sleeve mounting hole on lower die plate body It connects；Including sleeve, flange, notch；The sleeve is hollow cylinder, internal diameter and the locking hole on processing connection conductor Bit diameter is identical, and outer diameter is identical as the installation bore dia on lower die plate body, and the side of transition cooperation is used with this mounting hole In formula press-in hole；The described flange setting is vertical with excircle of sleeve column with the end face of sleeve connection in sleeve one end；It is described Flange overall diameter be more than sleeve 5 millimeters of outer diameter or more；The notch is arranged at the edge of flange, is semicircular indentations, Its center of circle is located on the excircle of flange；The notch runs through the thickness of flange.

The limit element is mounted on lower die plate body and is overlapped with the notch on guide sleeve, is screw or pin.

The stand is mounted on the base, and is fixedly connected with pedestal, and vertical with pedestal.

The cope plate is mounted on stand upper end, is fixedly connected with stand, and connection type is using tightening member and determines Bit unit combines, and can ensure that the relative position stabilization of cope plate and stand does not change.

The cope plate includes upper mold plate body, guide sleeve, limit element；The upper mold plate body is platy structure, One end is fixedly connected with stand；It is provided with guide sleeve mounting hole and limit element mounting hole on the upper mold plate body；It is oriented to The position for covering mounting hole needs the upper connection hole site processed identical with connection conductor；The guide sleeve and limit element and institute The guide sleeve in lower template stated is identical with limit element structure, guide sleeve size and the upper connection pore size phase for connecting conductor Match.

The lower positioning and locking device is mounted on the base, and is contacted with the lower face of the lower terminal of connection conductor, can The position of positioning and locking connection conductor on this processing unit (plant).

The lower positioning and locking device includes movable wedge, spacer pin, fixed seat, tie down screw；The movable wedge Block is mounted on the base, and the upper surface of bottom surface and pedestal are bonded, two gib blocks cooperation of both sides and fixed seat, can be along two A gib block does branch line movement, and tail portion is connect with tie down screw, can take exercises under the traction of tie down screw；The limit Position pin is mounted in movable wedge, corresponding with the end position of tie down screw；The fixed seat is mounted on the base, the bottom of with Seat is fixedly connected；The tie down screw is mounted in fixed seat, can rotate to realize axial movement in fixed seat.

The movable wedge includes inclined-plane, end face, towing pad, bottom surface, pin hole, side；The inclined-plane and bottom surface one End is associated with certain angle, the size of angle and the angle phase for connecting conductor or more terminal bottom surface and upper terminal end face again Together；The other end in bottom surface and inclined-plane is arranged in the end face, with plane perpendicular；The towing pad is arranged on end face, position In on the cross central line of end face, the end construction of depth and tie down screw matches；The bottom surface is arranged in end face and side The lower part in face, one end are overlapped with the one end on inclined-plane, and the other end is vertical with end face；The pin hole is arranged on side, passes through two A side, the position after towing pad is inserted into position with the annular groove of tie down screw end are corresponding；The side is located at oblique Between face and bottom surface, and it is vertical with bottom surface and inclined-plane respectively；There are two the sides.

Two sides of the movable wedge are mutually parallel.

The side view of the movable wedge is triangle.

The fixed seat includes fixed charge method end plate, connecting hole, gib block, tie down screw mounting hole；The fixed charge method end plate Mounted on the end of pedestal, it is fixedly connected with pedestal；The connecting hole is arranged in the lower part of fixed charge method end plate, is slotted hole, energy Enough adjust the relative position of fixed charge method end plate and pedestal；The gib block is mounted on the one side of fixed charge method end plate, with fixed charge method end plate Side it is vertical；There are two the gib blocks, and medial surface is mutually parallel, two side spacing of width and movable wedge From identical；The tie down screw mounting hole is arranged on fixed charge method end plate, and is threaded hole across the thickness of fixed charge method end plate, The specification of screw thread is Standard fine thread, and is matched with the external screw thread on tie down screw.

The tie down screw includes handle, outer end, screw rod, limiting slot, front end；The handle is cylindrical bar Shape body, it is vertical with the axis of outer end in the hole of outer end, it can be movable in mounting hole；The outer end setting It is concentric with screw axis in screw rod one end, it is provided with vertical with axis and is overlapped with Axis Cross, the diameter and hand in hole The diameter of handle matches；The screw rod is arranged in one end of outer end, and with outer end coaxial line, excircle is provided with outer spiral shell Line, the external screw thread be Standard fine thread, specification and size with it is interior on the tie down screw mounting hole on fixed charge method end plate Screw thread matches；The other end opposite with outer end in screw rod is arranged in the limiting slot, is annular groove, and groover rot diameter is small In the diameter of screw rod, width is more than the diameter of spacer pin, coaxial with screw rod axial line；The front end is arranged in limiting slot Outer end, and limiting slot coaxial line, diameter is less than or equal to the diameter of screw rod, and end is hemispherical.

The position limit device includes block, upper limit plate, V-shaped groove；The block is mounted on stand, with stand It is fixedly connected, connection type is that locking element and setting element combine, and can ensure that the relative position of block and stand is stablized Do not change；The mounting hole of locking element and setting element is provided on block, the position of mounting hole is the position phase with V-shaped groove To another side on；The upper limit plate is arranged on the top of V-shaped groove, is fixedly connected with block, and by the upper end of V-shaped groove Mouth closing, lower face are vertical with two faces of V-shaped groove；The V-shaped groove is arranged in the lower part of upper limit plate, is located at block The angle of one side, V-shaped groove is 120 °, and height is less than the length of connection conductor upper terminal, and depth is less than connection conductor The a quarter of upper terminal diameter.

Advantageous effect

The beneficial effects of the present invention are can realize the processing that hole on conductor is connected on regular drills bed, structure Simply, easy to operate, high precision machining, work efficiency is high.

Description of the drawings

Fig. 1 is the structural schematic diagram for connecting conductor

A. lower terminal, B. connecting rods, C. locking holes, D. upper terminals, the upper connecting holes of E..

Fig. 2 is the structural schematic diagram for connecting conductor processing unit (plant)

1. pedestal, 2. stands, 3. lower templates, 4. cope plates, 5. times positioning and locking devices, 6. connection conductors.

Fig. 3 is the structural schematic diagram at another visual angle for connecting conductor processing unit (plant)

1. pedestal, 2. stands, 3. lower templates, 4. cope plates, 5. times positioning and locking devices, 6. connection conductors, 7. upper limits Device.

Fig. 4 is the structural schematic diagram of lower template

31. lower die plate body, 32. guide sleeves, 33. limit elements.

Fig. 5 is the structural schematic diagram of guide sleeve

321. sleeves, 322. flanges, 323. notches.

Fig. 6 is the structural schematic diagram of lower positioning and locking device

51. movable wedge, 52. spacer pins, 53. fixed seats, 54. tie down screws.

Fig. 7 is the structural schematic diagram of movable wedge

511. inclined-planes, 512. end faces, 513. towing pads, 514. bottom surfaces, 515. pin holes, 516. sides.

Fig. 8 is the structural schematic diagram of fixed seat

531. fixed charge method end plates, 532. connecting holes, 533. gib blocks, 534. tie down screw mounting holes.

Fig. 9 is the structural schematic diagram of tie down screw

541. handles, 542. outer ends, 543. screw rods, 544. limiting slots, 545. front ends.

Figure 10 is the structural schematic diagram of position limit device

71. block, 72. upper limit plates, 73.V shape slots.

Specific implementation mode

In order to better illustrate technical scheme of the present invention, in conjunction with attached drawing, the specific implementation that further illustrates the present invention Mode；Such as Fig. 1, a diameter of 30 millimeters of the locking hole C for the connection conductor 6 selected in this example, a diameter of 50 milli of upper connecting hole E For rice；

Such as Fig. 2, Fig. 3,400 millimeters of the length of pedestal 1,200 millimeters of width, 30 millimeters of thickness are selected, and be installed in The lower part of stand 2, it is vertical with stand 2, it is connect with stand 2 by the way of welding；It is provided on pedestal 1 and platen Notch is matched as fixed element, machining tool is using the general drilling machine of the industry；Select steel plate as stand 2 in this example.

Such as Fig. 5, in this example by the way of repeatedly processing, because connection conductor 6 mostly uses greatly aluminium or copper, hardness It is low, if be directly processed using big drill bit, it is easily damaged workpiece, therefore, in this example selects the guide sleeve of multiple specifications 32, classification processing, it is 60 millimeters to select the outer diameter of sleeve 321, and 40 millimeters of height is conducive to generalization, endoporus is respectively in this way 10 millimeters, 20 millimeters, 32 millimeters, it can be classified processing in this way, reduce primary processing capacity, be conducive to protective bonding conductor 6；Choosing It it is 90 millimeters with the outer diameter of flange 322,8 millimeters of thickness and sets notch 323 to semicircle by a diameter of 10 millimeters of notch 323 Shape, the center of circle are located in the outer circumferential edges of flange 322, and this completes the implementations of guide sleeve 32；Be conducive to drill bit in this way It is oriented to so that the hole processed is not in that deflection and diameter deviation are excessive, ensure that machining accuracy.

It is plate body that lower die plate body 31 is selected such as Fig. 4, in this example, and one end is fixedly connected with stand 2, and connection type has tightly Gu element has setting element again simultaneously, lower template 3 and the relative position of stand 2 can be kept to stablize；It is set on lower die plate body 31 It is equipped with the hole in the hole and installation limit element 33 of installation guide sleeve 32；Ensure installation guide sleeve 32 hole position with connect conductor The position of 6 C of its locking hole after installation is complete is identical；Selection limit element 33 is screw, and guide sleeve 32 is mounted on lower die plate body On 31, and limit element 33 is mounted on lower die plate body 31 and is overlapped with the notch 323 on guide sleeve 32, just completes lower die The implementation of plate 3.

Select structure identical with lower template 3 as cope plate 4 in this example, the wherein outer diameter of guide sleeve is 60 millimeters, interior Diameter is respectively 10 millimeters, 25 millimeters, 35 millimeters, 50 millimeters, is processed stage by stage；By the upper mold plate body of cope plate 4, it is oriented to Set, limit element installed according to the mounting means of lower template 3, is ensured the position of its guide sleeve mounting hole and is connect conductor 6 Need the positions upper connecting hole E processed identical；Just complete the implementation of cope plate 4.

Material of the steel material as movable wedge 51 is selected such as Fig. 7, in this example, and inclined-plane 511 and 514 one end of bottom surface are weighed It is associated with certain angle, is selected in this example identical as the angle of the end faces upper terminal D as connection about 6 terminal A bottom surfaces of conductor It is 42 °；The other end in bottom surface 514 and inclined-plane 511 is arranged in end face 512, it is vertical with bottom surface 514；The setting of towing pad 513 is existed On end face 512, it is located on 512 cross central line of end face, it is 20 millimeters that the depth of towing pad 513 is selected in this example, 14 milli of diameter Rice；Bottom surface 514 is arranged in the lower part of end face 512 and side 516, one end is overlapped with the one end on inclined-plane 511, the other end and end face 512 is vertical；By pin hole 515 be arranged on side 516, perpendicular to side 516 and run through two sides 516, place-centric away from It it is 10 millimeters, a diameter of 5 millimeters with a distance from end face 512；In this example by side 516 between inclined-plane 511 and bottom surface 514, And it is vertical with bottom surface 514 and inclined-plane 511 respectively；There are two being mutually parallel, shape is triangle, is thus completed for side 516 The implementation of movable wedge 51.

Such as Fig. 8, steel plate is selected to be used as fixed charge method end plate 531 in this example, by fixed charge method end plate 531 mounted on the end of pedestal 1, with Pedestal 1 is fixedly connected；Connecting hole 532 is arranged in the lower part of fixed charge method end plate 531, there are two more than, is slotted hole, in this way can The relative position for adjusting fixed charge method end plate 531 and pedestal 1, to ensure that movable wedge 51 can be complete with the lower end plane of lower terminal A Fitting；Select square steel to be used as gib block 533 in this example, there are two, by two gib blocks 533 mounted on fixed charge method end plate 531 with 51 identical one side of movable wedge, vertical with the side of fixed charge method end plate 531, two medial surface is mutually parallel, two insides Distance is identical between width and two sides 516 of movable wedge 51 between face, to ensure that movable wedge 51 can be in two gib blocks 533 inside are for linear motion；Tie down screw mounting hole 534 is arranged on fixed charge method end plate 531, and across fixed charge method end plate 531 Thickness is threaded hole, and the specification of screw thread is Standard fine thread, and the national standard regular screw threads of M20X1.5 are selected in this example, This completes the implementations of fixed seat 53.

Such as Fig. 9,120 millimeters of the round steel length of 6 millimeters of diameter is selected in this example, and as handle institute 541, handle 541 is pacified It is in the hole on outer end 542 and vertical with the axis of outer end 542, it can be movable in mounting hole；It is selected in this example outer Outer end 542 is arranged in 543 one end of screw rod and is designed as with screw rod 543 by 40 millimeters of a diameter of 30 mm length of end 542 One is selected on outer end 542 and handle installing hole is arranged, and hole is vertical with 542 axis of outer end and is overlapped with Axis Cross, A diameter of 6.5 millimeters of hole；It is 20 millimeters that the outer diameter of screw rod 543 is selected in this example, and length is 120 millimeters, and excircle is provided with The common closely-pitched external screw thread of M20X1.5；It is 14 millimeters that the groover rot diameter of limiting slot 544 is selected in this example, and 8 millimeters of width will limit The other end opposite with outer end 542 in screw rod 543 is arranged in position slot 544, coaxial with 543 axial line of screw rod；It is selected in this example Front end 545 is the hemispherical of 8 millimeters of radius, and front end 545 is arranged in the outer end of limiting slot 544, coaxial with limiting slot 544 Line, this completes the implementations of tie down screw 54.

Such as Figure 10, selects rectangular steel plates as block 71 in this example, block 71 is connect with stand 2, is fastened using screw It is attached with the mode of pin positioning, can ensure that block 71 and the relative position stabilization of stand 2 do not change；On block 71 The mounting hole of locking element and setting element is set, and the position of mounting hole is in the other side opposite with the position of V-shaped groove 73 On face；It selects steel plate as upper limit plate 72 in this example, upper limit plate 72 is arranged on the top of V-shaped groove 73, it is solid with block 71 Fixed connection, and the upper port of V-shaped groove 73 is largely closed, lower face is vertical with two faces of V-shaped groove 73, ensures that connection is led The upper surface of the upper terminal D of body 6 is fully bonded with it to be contacted；V-shaped groove 73 is arranged in the lower part of upper limit plate 72, position in this example It it is 120 ° in the angle of the one side of block 71, V-shaped groove, it is 50 millimeters that its height is selected in this example, and depth is less than connection The a quarter of 6 upper terminal D diameters of conductor, this completes the implementations of position limit device 7.

Such as Fig. 6, movable wedge 51 is mounted on pedestal 1, the upper surface of bottom surface and pedestal 1 are bonded, both sides and fixation Two gib blocks cooperation of seat 53, can do branch line inside two gib blocks and move, tail portion passes through limit with tie down screw 54 Position pin 52 connects, and selects the straight pin of national standard as spacer pin 52 in this example, can be transported under locking screw, 54 traction It is dynamic；Spacer pin 52 is mounted in movable wedge 51, it is corresponding with the end position of tie down screw 54, it is located at tie down screw 54 The position of limiting slot 544；Fixed seat 53 is mounted on pedestal 1, is fixedly connected using screw with pedestal 1；By tie down screw 54 In fixed seat 53, axial movement can be rotated and realized in fixed seat 53, and this completes lower positioning and locking dresses Set 5 implementation.

Such as Fig. 1, Fig. 2, lower template 3 is mounted on to a side of stand 2, plane and stand 3 are perpendicular, and stand 2 is pacified Dress on the base 3, is fixedly connected, and vertical with pedestal 1 with pedestal 1, and cope plate 4 is mounted on 2 upper end of stand, solid with stand 2 Fixed connection, connection type are combined using tightening member and setting element, can ensure that the relative position of cope plate and stand is steady It is fixed not change；Lower positioning and locking device 5 is mounted on pedestal 1, is contacted with the lower face of the lower terminal A of connection conductor 6, it can The position of positioning and locking connection conductor 6 on this processing unit (plant), position limit device 7 is mounted on stand 2, solid with stand 2 Fixed connection, connection type are that locking element and setting element combine, and can ensure the opposite position of position limit device 7 and stand 2 It sets stabilization not change, this completes the General Implementings of the present invention.

In application, the present apparatus is fixed on Drilling machines bench, the lower face for connecting conductor 6 is placed on lower positioning and locking On the inclined-plane of the movable wedge 51 of device 5, ensure connection conductor 6 upper terminal D it is vertical with pedestal 1, the position of upper connecting hole E and The guide sleeve hole center of cope plate 4 overlaps, and the excircle of upper terminal D positions in the V-shaped groove of position limit device 7, upper terminal D's Upper surface is bonded with the upper limit plate 72 of position limit device 7, and turn tie down screw 54, movable wedge 51 travels forward, further Locking connection conductor 6 starts drilling machine, and according to macropore sequence after first aperture, the processing of connecting hole E is done step-by-step；Then this is filled Rollover is set, lower template 3 is upward, guide sleeve is replaced also according to the sequence of macropore after first aperture, is gradually completing adding for locking hole C Work；After processing is completed, unclamp tie down screw 54, take out connection conductor 6, just complete this process, reinstall it is next, so In this way, high in machining efficiency, precision is high, is hardly damaged connection conductor 6, ensure that connection conductor 6 is normal on high-voltage circuitbreaker Work, the opposite safety for realizing power transmission and transformation.

Claims (3)

1. a kind of movable wedge, is suitable for a kind of lower positioning and locking device of the processing unit (plant) of connection conductor, the connection is led Body processing unit (plant) includes pedestal, lower template, stand, cope plate, lower positioning and locking device, upper positioning device；The lower positioning Locking device includes movable wedge, spacer pin, fixed seat, tie down screw；It is characterized in that：The movable wedge includes oblique Face, end face, towing pad, bottom surface, pin hole, side；The inclined-plane is associated with certain angle again with bottom surface one end, angle Terminal bottom surface is identical as the angle of upper terminal end face up and down with connection conductor for size；The end face is arranged in bottom surface and inclined-plane The other end, with plane perpendicular；The towing pad is arranged on end face, is located on the cross central line of end face, depth and lock The end construction of tight screw rod matches；The lower part in end face and side is arranged in the bottom surface, and one end is overlapped with the one end on inclined-plane, The other end is vertical with end face；The pin hole is arranged on side, passes through two sides, the ring of position and tie down screw end Position after shape slot insertion towing pad is corresponding；The side between inclined-plane and bottom surface, and respectively with bottom surface and inclined-plane Vertically；There are two the sides.

2. a kind of movable wedge according to claim 1, it is characterised in that：Two sides of the movable wedge are mutual It is parallel.

3. a kind of movable wedge according to claim 1, it is characterised in that：The side view of the movable wedge is three It is angular.