CN103121155B - A kind of weld jig of grading ring - Google Patents
A kind of weld jig of grading ring Download PDFInfo
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- CN103121155B CN103121155B CN201310092738.0A CN201310092738A CN103121155B CN 103121155 B CN103121155 B CN 103121155B CN 201310092738 A CN201310092738 A CN 201310092738A CN 103121155 B CN103121155 B CN 103121155B
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- 238000003466 welding Methods 0.000 claims abstract description 16
- 230000007246 mechanism Effects 0.000 claims description 19
- 230000033001 locomotion Effects 0.000 claims description 9
- 230000006978 adaptation Effects 0.000 claims description 3
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 abstract description 8
- 235000013372 meat Nutrition 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 4
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
A kind of weld jig of grading ring.The invention provides a kind of structure simple, effectively can ensure the axle center of the circumference that the axle center of upper and lower two-layer grading ring after weld with lateral column consistent and the grading ring of lower floor and some connectors are formed unanimously simultaneously, while not by the weld jig of grading ring welding rear cooling meat deformation effect.Described grading ring is divided into upper and lower two-layer, the grading ring on described upper strata is fixedly connected on the top of the grading ring of lower floor by some lateral columns, the inwall of the grading ring of described lower floor is fixedly connected with some connectors, and described weld jig comprises the weld jig one for welding upper and lower two-layer grading ring and lateral column and the weld jig two for welding grading ring and some connectors; The present invention avoids pad to reduce to low temperature by high temperature, and the cooling meat distortion brought.The present invention is applicable to the welding between the double-deck grading ring of different size, differing heights spacing, and effectively can ensure that upper and lower two-layer grading ring axle center is consistent.
Description
Technical field
The present invention relates to field of fixtures, particularly relate to the improvement of the clamp used in the welding of double-deck grading ring.
Background technology
Grading ring, can be evenly distributed on around object by high voltage, ensures do not have potential difference between each position of annular, thus reaches the effect of all pressing.They are different by use, can be divided into lightning-arrest grading ring, lightning protection grading ring, mutual inductance grading ring, high-tension testing apparatus grading ring, power transmission and transformation line grading ring etc.Being that result of use is better for making grading ring, usually by upper and lower stacking for two grading ring a, then with some lateral column c, the two being welded together.
But people find following problem when operating: one, due to grading ring mostly ringwise and size is comparatively large, therefore, by two grading ring stacked on top, the axiality of the two is difficult to be effectively guaranteed, thus its result of use is significantly reduced; Two, usual, after a welding sequence completes, pad reduces to low temperature by high temperature, cooling meat certainly will be brought to be out of shape, the amount of contraction of different pads is not identical yet, therefore, after some lateral columns have welded, the axiality of upper and lower two grading rings certainly will produce deviation again, the serious result of use that have impact on grading ring.
In addition, in use, usually the grading ring a of lower floor is fixedly connected on the top of an axis by some connector b, like this, just must ensures the precision of the axiality of grading ring and axis.Because the position of mounting hole on some connectors is identical, therefore, for guaranteeing the positional precision of axis and grading ring, just must guarantee that some connectors are after welding completes, the axle center of its circumference formed is consistent with the axle center of grading ring.
Summary of the invention
The present invention is directed to above problem, provide a kind of structure simple, effectively can ensure the axle center of the circumference that the axle center of upper and lower two-layer grading ring after weld with lateral column consistent and the grading ring of lower floor and some connectors are formed unanimously simultaneously, while not by the weld jig of grading ring welding rear cooling meat deformation effect.
Technical scheme of the present invention is: described grading ring is divided into upper and lower two-layer, the grading ring on described upper strata is fixedly connected on the top of the grading ring of lower floor by some lateral columns, the inwall of the grading ring of described lower floor is fixedly connected with some connectors, and described weld jig comprises the weld jig one for welding upper and lower two-layer grading ring and lateral column and the weld jig two for welding grading ring and some connectors;
Described weld jig one comprises base, footstock and some guide pillars, and described footstock is movably connected in above base by some guide pillars, and described weld jig one also comprises at least two to staggered upper grip module and at least two to staggered lower grip module;
Described upper grip module comprises tong arm on the upper walking assembly being located at footstock inside and the L shape be fixedly connected on below walking assembly; L shape described in a pair is provided with the upper tong arm drive unit be fixedly connected on the bottom surface of footstock between tong arm, in described footstock, offers the upper sliding tray at some centers to the described upper tong arm drive unit of sensing; Described in a pair, upper walking assembly is along the Central Symmetry of described upper tong arm drive unit, and described upper walking assembly to be located in described upper sliding tray and can to do straight reciprocating motion in sliding tray on described;
Tong arm under described lower grip module comprises the lower walking assembly that is located at chassis interior and is fixedly connected on the L shape below lower walking assembly; Be provided with the lower tong arm drive unit be fixedly connected on the end face of base under L shape described in a pair between tong arm, in described base, offer the lower slider groove at some centers to the described lower tong arm drive unit of sensing; Described in a pair, lower walking assembly is along the Central Symmetry of described lower tong arm drive unit, and described lower walking assembly to be located in described lower slider groove and can to do straight reciprocating motion in described lower slider groove;
The center of described upper tong arm drive unit is consistent with the center of described lower tong arm drive unit;
Described weld jig two comprises vertically disposed main driving mechanism, some horizontally disposed followers and some clamps; Described main driving mechanism is fixedly connected on the top of described lower tong arm drive unit and consistent with the center of described lower tong arm drive unit;
Some described followers to be cross-linked on main driving mechanism and to interlock with tong arm under described L shape, and described clamp is connected to described follower away from the end of described main driving mechanism and the jaw height of some clamps is consistent;
Described main driving mechanism comprises drive motors and driven wheel, described driven wheel is connected on the output shaft of described drive motors, described follower comprises and the worm gear of described driven wheel adaptation and worm screw, makes described driven wheel that some described worm screws can be driven to carry out horizontal displacement simultaneously.
Described upper tong arm drive unit comprise be fixedly connected on described footstock bottom surface on upper fixed block and some springs, tong arm on described L shape is outwards strutted under the driving of spring;
Described lower tong arm drive unit comprise be fixedly connected on described base end face on lower fixed block and some springs, under making described L shape, tong arm outwards struts under the driving of spring.
Described upper tong arm drive unit comprises and is fixedly connected on upper electromagnet on described footstock bottom surface and is fixedly connected on described L shape tong arm towards the upper magnet of described upper electromagnet side;
Described lower tong arm drive unit comprise be fixedly connected on lower electromagnet on described base top surface and be fixedly connected on described L shape under tong arm towards the lower magnet of described lower electromagnet side.
Described upper walking assembly comprises at least two to highly consistent, equal-sized upper directive wheel, is somely fixedly connected with by cross tube between described upper directive wheel;
Described lower walking assembly comprises at least two to highly consistent, equal-sized lower directive wheel, is somely fixedly connected with by sheer pole between described lower directive wheel.
Described L shape is connected by upper arrangement for adjusting height between tong arm and upper walking assembly, described upper arrangement for adjusting height comprises the upper hydraulic cylinder be fixedly connected in the middle part of cross tube and the upper hydraulic stem being fixedly connected on tong arm top on L shape, drives tong arm on described L shape to move up and down by upper arrangement for adjusting height;
Be connected by lower arrangement for adjusting height between tong arm and lower walking assembly under described L shape, described lower arrangement for adjusting height comprise be fixedly connected on lower hydraulic cylinder in the middle part of sheer pole and be fixedly connected on L shape under lower hydraulic stem bottom tong arm, under driving described L shape by lower arrangement for adjusting height, tong arm moves up and down.
The diameter of described driven wheel is less than the diameter of described worm gear.
In the present invention, upper tong arm is set to L shape, the bottom surface of the grading ring and footstock can effectively having guaranteed to be arranged on upper strata after having welded is fitted, to avoid pad to reduce to low temperature by high temperature, and the cooling meat distortion brought; Lower tong arm is set to L shape, the end face of the grading ring and base can effectively having guaranteed to be arranged on lower floor after having welded is fitted, to avoid pad to reduce to low temperature by high temperature, and the cooling meat distortion brought.
The present invention is applicable to the welding between the double-deck grading ring of different size, differing heights spacing, and effectively can ensure that upper and lower two-layer grading ring axle center is consistent.
After welding between upper and lower two-layer grading ring and lateral column completes, connector is loaded in clamp on weld jig two, and open motor, because main driving mechanism is fixedly connected on the top of lower tong arm drive unit and consistent with the center of lower tong arm drive unit, namely motor is consistent with the center of lower tong arm drive unit, and the overhang of each worm screw is equal simultaneously; Therefore, the axle center of the circumference that some connectors can be made to be formed is consistent with the axle center of grading ring.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the structural representation of double-deck grading ring and some connectors in the present invention;
Fig. 3 is the structural representation of weld jig one in the present invention,
Fig. 4 is the top view of Fig. 3,
Fig. 5 be the A-A of Fig. 4 to sectional view,
Fig. 6 is the structural representation of the footstock of weld jig one in the present invention,
Fig. 7 is the top view of Fig. 6,
Fig. 8 is the structural representation of the walking assembly of weld jig one in the present invention,
Fig. 9 is the top view of Fig. 8,
Figure 10 is the second embodiment schematic diagram of weld jig one in the present invention;
Figure 11 is the structural representation of weld jig two in the present invention,
Figure 12 is the top view of Figure 11.
In figure, 1 is weld jig one, and 11 is footstocks, and 110 is upper sliding trays, and 12 is bases, and 120 is lower slider grooves, and 13 is guide pillars;
14 is upper grip modules, 141 is upper walking assemblies, and 1411 is upper directive wheels, and 1412 is cross tubes, 142 is tong arms on L shape, 143 is upper tong arm drive units, and 1431-1 is upper fixed block, and 1431-2 is upper electromagnet, 1432-2 is upper magnet, 144 is upper arrangement for adjusting height, and 1441 is upper hydraulic cylinders, and 1442 is upper hydraulic stems;
15 is lower grip modules, 151 is lower walking assemblies, and 1511 is lower directive wheels, and 1512 is sheer poles, 152 is tong arms under L shape, 153 is lower tong arm drive units, and 1531-1 is lower fixed block, and 1531-2 is lower electromagnet, 1532-2 is lower magnet, 154 is lower arrangement for adjusting height, and 1541 is lower hydraulic cylinders, and 1542 is lower hydraulic stems.
2 is weld jigs two, and 21 is main driving mechanisms, and 211 is drive motors, and 212 is driven wheels, and 22 is followers, and 221 is worm gears, and 222 is worm screws, and 23 is clamps;
A is grading ring, and b is connector, and c is lateral column.
Detailed description of the invention
The present invention as shown in figs. 1-12, described grading ring a is divided into upper and lower two-layer, the grading ring on described upper strata is fixedly connected on the top of the grading ring of lower floor by some lateral column c, the inwall of the grading ring a of described lower floor is fixedly connected with some connector b, described weld jig comprises for welding the weld jig 1 of upper and lower two-layer grading ring a and lateral column c and the weld jig 22 for welding grading ring a and some connector b
Described weld jig 1 comprises base 12, footstock 11 and some guide pillars 13, described footstock 11 is movably connected in above base 12 by some guide pillars 13, and described weld jig 1 also comprises at least two to staggered upper grip module 14 and at least two to staggered lower grip module 15;
Described upper grip module 14 comprises tong arm 142 on the upper walking assembly 141 being located at footstock 11 inside and the L shape be fixedly connected on below walking assembly 141; Upper tong arm 143 is set to L shape, the bottom surface of the grading ring and footstock 11 can effectively guaranteeing to be arranged on upper strata after having welded is fitted, to avoid pad to reduce to low temperature by high temperature, and the cooling meat distortion brought; L shape described in a pair is provided with the upper tong arm drive unit 143 be fixedly connected on the bottom surface of footstock between tong arm 142, in described footstock 11, offers the upper sliding tray 110 at some centers to the described upper tong arm drive unit 143 of sensing; Described in a pair, upper walking assembly 141 is along the Central Symmetry of described upper tong arm drive unit 143, described upper walking assembly 141 is located in described upper sliding tray 110 and (walking assembly 141 only can be run along upper sliding tray 110, can not produce the play in other directions) and can do straight reciprocating motion in sliding tray 110 on described; To make in same pair of L-shaped tong arm 142 also along the Central Symmetry of described upper tong arm drive unit 143, like this, upper tong arm drive unit 143 can drive that tong arm 142 on L shape is linearly outer mutually to be strutted, and can effectively clamp the grading ring being arranged on upper strata after strutting completely;
Tong arm 152 under described lower grip module 15 comprises the lower walking assembly 151 that is located at base 12 inside and is fixedly connected on the L shape below lower walking assembly 151; Lower tong arm 152 is set to L shape, the end face of the grading ring and base 12 can effectively guaranteeing to be arranged on lower floor after having welded is fitted, to avoid pad to reduce to low temperature by high temperature, and the cooling meat distortion brought; Be provided with the lower tong arm drive unit 153 on the end face being fixedly connected on base 12 under L shape described in a pair between tong arm 152, in described base 12, offer the lower slider groove 120 at some centers to the described lower tong arm drive unit 153 of sensing; Described in a pair, lower walking assembly 151 is along the Central Symmetry of described lower tong arm drive unit 153, described lower walking assembly 151 is located in described lower slider groove 120 and (lower walking assembly 151 only can be run along lower slider groove 120, can not produce the play in other directions) and can seat straight reciprocating motion in described lower slider groove 120; Under making same pair of L-shaped, tong arm 152 is also along the Central Symmetry of described lower tong arm drive unit 153, and like this, under lower tong arm drive unit 153 can drive L shape, tong arm 152 linearly struts outward mutually, can effectively clamp the grading ring being arranged on lower floor after strutting completely;
The center of described upper tong arm drive unit 143 is consistent with the center of described lower tong arm drive unit 153.
Described weld jig 22 comprises vertically disposed main driving mechanism 21, some horizontally disposed followers 22 and some clamps 23; Described main driving mechanism 21 is fixedly connected on the top of described lower tong arm drive unit 153 and consistent with the center of described lower tong arm drive unit 153;
Some described followers 22 to be cross-linked on main driving mechanism 21 and staggered with tong arm 152 under described L shape, each follower 22 operationally can not be interfered mutually, and described clamp 23 is connected to described follower 22 away from the end of described main driving mechanism 21 and the jaw height of some clamps 23 is consistent; Then the connector of jaw 23 place clamping also will be on sustained height;
Described main driving mechanism 21 comprises drive motors 211 and driven wheel 212, described driven wheel 212 is connected on the output shaft of described drive motors 211, described follower 22 comprises and the worm gear 221 of described driven wheel 212 adaptation and worm screw 222, because the worm gear 221 of each follower 22 is all identical with worm screw 222, make described driven wheel 212 that some described worm screws 222 can be driven to carry out horizontal displacement simultaneously.Double-deck grading ring a is with after having welded between lateral column c, connector b is loaded in clamp 23 on weld jig 22, and open motor 211, because main driving mechanism 21 is fixedly connected on the top of lower tong arm drive unit 153 and consistent with the center of lower tong arm drive unit 153, namely motor 211 is consistent with the center of lower tong arm drive unit 153, and the overhang of each worm screw 222 is equal simultaneously; Therefore, the axle center of the circumference that some connector c can be made to be formed is consistent with the axle center of grading ring a.
The first embodiment of upper and lower tong arm drive unit in the present invention: described upper tong arm drive unit 143 comprise be fixedly connected on described footstock 11 bottom surface on upper fixed block 1431-1 and some springs, tong arm 142 on described L shape is outwards strutted under the driving of spring; Because tong arm in pair of L-shaped 142 is symmetrical along the center (namely going up the center of fixed block 1431-1) of described upper tong arm drive unit 143, therefore, when the axle center of grading ring and upper fixed block 1431-1 center that are arranged on upper strata are inconsistent, then the deflection of some springs is not etc., thus be not applied to power on L shape on tong arm 142 also not etc., make grading ring continue motion by under the driving of spring force, until the power that on some L shapes, tong arm is subject to is identical, namely the deflection of some springs is consistent.Like this, can guarantee that the axle center of the grading ring being arranged on upper strata is consistent with upper fixed block center.
Described lower tong arm drive unit 153 comprise be fixedly connected on described base 12 end face on lower fixed block 1531-1 and some springs, under making described L shape, tong arm 152 outwards struts under the driving of spring.In like manner, also can guarantee that the axle center of the grading ring being arranged on lower floor is consistent with lower fixed block 1531-1 center.Due to the center (namely going up the center of fixed block 1431-1) of upper tong arm drive unit 143 and the center (namely descending the center of fixed block 1531-1) of lower tong arm drive unit 153 consistent, therefore, effectively can guarantee that upper and lower two-layer grading ring keeps concentric.
The second embodiment of upper and lower tong arm drive unit in the present invention: described upper tong arm drive unit 143 comprises and is fixedly connected on upper electromagnet 1431-2 on described footstock 11 bottom surface and is fixedly connected on described L shape tong arm 142 towards the upper magnet 1432-2 of described upper electromagnet 1431-2 side; When the magnetic of upper electromagnet 1431-2 tong arm 142 side on described L shape is identical with described upper magnet 1432-2, on L shape, tong arm 142 can outwards strut, now, if the axle center and the upper fixed block center that are arranged on the grading ring on upper strata are inconsistent, then the repulsive force that is subject to of some upper magnet 1432-2 is also inconsistent, the grading ring being arranged on upper strata continues motion by under the effect of repulsive force, until the axle center being arranged on the grading ring on upper strata is consistent with the center of upper tong arm drive unit 143; When the magnetic of upper electromagnet 1431-2 tong arm 142 side on described L shape and described upper magnet 1432-2 different time, tong arm 142 on recoverable L shape, thus the grading ring being arranged on upper strata can be taken out.
Described lower tong arm drive unit 153 comprise be fixedly connected on lower electromagnet 1531-2 on described base 12 end face and be fixedly connected on described L shape under tong arm 152 towards the lower magnet 1532-2 of described lower electromagnet 1531-2 side.In like manner, under L shape, tong arm 152 also can strut under the driving of lower tong arm drive unit 153, thus guarantees that the axle center of the grading ring being arranged on lower floor is consistent with the center of lower tong arm drive unit 153, and then guarantees upper and lower two-layer grading ring concentric; Or regain under the driving of lower tong arm drive unit 153, thus the grading ring being arranged on lower floor can be taken out.
Described upper walking assembly 141 comprises at least two to highly consistent, equal-sized upper directive wheel 1411, is somely fixedly connected with by cross tube 1412 between described upper directive wheel 1411; Effectively avoid tong arm 142 on L shape to overturn in stressed rear generation.
Described lower walking assembly 151 comprises at least two to highly consistent, equal-sized lower directive wheel 1511, is somely fixedly connected with by sheer pole 1512 between described lower directive wheel 1511.Under effectively avoiding L shape, tong arm 152 is in stressed rear generation upset.
Described L shape is connected by upper arrangement for adjusting height 144 between tong arm 142 and upper walking assembly 141, described upper arrangement for adjusting height 144 comprises the upper hydraulic cylinder 1441 be fixedly connected in the middle part of cross tube 1412 and the upper hydraulic stem 1442 being fixedly connected on tong arm 142 top on L shape, drives tong arm 142 on described L shape to move up and down by upper arrangement for adjusting height; After the axle center of the grading ring being arranged on upper strata is consistent with the center of upper tong arm drive unit, move upward by tong arm on upper arrangement for adjusting height control L shape, to clamp and the bottom surface of the grading ring and footstock of guaranteeing to be arranged on upper strata remains laminating.
Be connected by lower arrangement for adjusting height 154 between tong arm 152 and lower walking assembly 151 under described L shape, described lower arrangement for adjusting height 154 comprises and is fixedly connected on lower hydraulic cylinder in the middle part of sheer pole 1,512 1541 and the lower hydraulic stem 1542 under being fixedly connected on L shape bottom tong arm 152, and under driving described L shape by lower arrangement for adjusting height, tong arm 152 moves up and down.In like manner, to clamp by lower arrangement for adjusting height and the end face of the grading ring and base of guaranteeing to be arranged on lower floor remains laminating.
The diameter of described driven wheel 212 is less than the diameter of described worm gear 221.Effectively avoid worm screw 222 and operationally produce movement interference with main driving mechanism 21.
Claims (6)
1. the weld jig of a grading ring, described grading ring is divided into upper and lower two-layer, the grading ring on described upper strata is fixedly connected on the top of the grading ring of lower floor by some lateral columns, the inwall of the grading ring of described lower floor is fixedly connected with some connectors, it is characterized in that, described weld jig comprises the weld jig one for welding upper and lower two-layer grading ring and lateral column and the weld jig two for welding grading ring and some connectors;
Described weld jig one comprises base, footstock and some guide pillars, and described footstock is movably connected in above base by some guide pillars, and described weld jig one also comprises at least two to staggered upper grip module and at least two to staggered lower grip module;
Described upper grip module comprises tong arm on the upper walking assembly being located at footstock inside and the L shape be fixedly connected on below walking assembly; L shape described in a pair is provided with the upper tong arm drive unit be fixedly connected on the bottom surface of footstock between tong arm, in described footstock, offers the upper sliding tray at some centers to the described upper tong arm drive unit of sensing; Described in a pair, upper walking assembly is along the Central Symmetry of described upper tong arm drive unit, and described upper walking assembly to be located in described upper sliding tray and can to do straight reciprocating motion in sliding tray on described;
Tong arm under described lower grip module comprises the lower walking assembly that is located at chassis interior and is fixedly connected on the L shape below lower walking assembly; Be provided with the lower tong arm drive unit be fixedly connected on the end face of base under L shape described in a pair between tong arm, in described base, offer the lower slider groove at some centers to the described lower tong arm drive unit of sensing; Described in a pair, lower walking assembly is along the Central Symmetry of described lower tong arm drive unit, and described lower walking assembly to be located in described lower slider groove and can to do straight reciprocating motion in described lower slider groove;
The center of described upper tong arm drive unit is consistent with the center of described lower tong arm drive unit;
Described weld jig two comprises vertically disposed main driving mechanism, some horizontally disposed followers and some clamps; Described main driving mechanism is fixedly connected on the top of described lower tong arm drive unit and consistent with the center of described lower tong arm drive unit;
Some described followers to be cross-linked on main driving mechanism and to interlock with tong arm under described L shape, and described clamp is connected to described follower away from the end of described main driving mechanism and the jaw height of some clamps is consistent;
Described main driving mechanism comprises drive motors and driven wheel, described driven wheel is connected on the output shaft of described drive motors, described follower comprises and the worm gear of described driven wheel adaptation and worm screw, makes described driven wheel that some described worm screws can be driven to carry out horizontal displacement simultaneously.
2. the weld jig of a kind of grading ring according to claim 1, it is characterized in that, described upper tong arm drive unit comprise be fixedly connected on described footstock bottom surface on upper fixed block and some springs, tong arm on described L shape is outwards strutted under the driving of spring;
Described lower tong arm drive unit comprise be fixedly connected on described base end face on lower fixed block and some springs, under making described L shape, tong arm outwards struts under the driving of spring.
3. the weld jig of a kind of grading ring according to claim 1, it is characterized in that, described upper tong arm drive unit comprises and is fixedly connected on upper electromagnet on described footstock bottom surface and is fixedly connected on described L shape tong arm towards the upper magnet of described upper electromagnet side;
Described lower tong arm drive unit comprise be fixedly connected on lower electromagnet on described base top surface and be fixedly connected on described L shape under tong arm towards the lower magnet of described lower electromagnet side.
4. the weld jig of a kind of grading ring according to claim 1, is characterized in that, described upper walking assembly comprises at least two to highly consistent, equal-sized upper directive wheel, is somely fixedly connected with by cross tube between described upper directive wheel;
Described lower walking assembly comprises at least two to highly consistent, equal-sized lower directive wheel, is somely fixedly connected with by sheer pole between described lower directive wheel.
5. the weld jig of a kind of grading ring according to claim 1, it is characterized in that, described L shape is connected by upper arrangement for adjusting height between tong arm and upper walking assembly, described upper arrangement for adjusting height comprises the upper hydraulic cylinder be fixedly connected in the middle part of cross tube and the upper hydraulic stem being fixedly connected on tong arm top on L shape, drives tong arm on described L shape to move up and down by upper arrangement for adjusting height;
Be connected by lower arrangement for adjusting height between tong arm and lower walking assembly under described L shape, described lower arrangement for adjusting height comprise be fixedly connected on lower hydraulic cylinder in the middle part of sheer pole and be fixedly connected on L shape under lower hydraulic stem bottom tong arm, under driving described L shape by lower arrangement for adjusting height, tong arm moves up and down.
6. the weld jig of a kind of grading ring according to claim 1, is characterized in that, the diameter of described driven wheel is less than the diameter of described worm gear.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310092738.0A CN103121155B (en) | 2013-03-21 | 2013-03-21 | A kind of weld jig of grading ring |
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| CN201310092738.0A CN103121155B (en) | 2013-03-21 | 2013-03-21 | A kind of weld jig of grading ring |
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| CN103121155B true CN103121155B (en) | 2016-02-03 |
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| CN105345347B (en) * | 2015-11-19 | 2017-07-07 | 河南平高电气股份有限公司 | A kind of grading ring weld jig |
| CN114284008B (en) * | 2021-12-06 | 2024-02-09 | 扬州市玉宇电器有限公司 | Double-layer compression ring for uniform high-voltage power transmission |
| CN116511800B (en) * | 2023-05-30 | 2024-01-30 | 扬州安顺电气有限公司 | Intelligent processing equalizing ring clamping equipment and manufacturing method thereof |
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| CN103121155A (en) | 2013-05-29 |
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Denomination of invention: Welding fixture of grading rings Effective date of registration: 20180613 Granted publication date: 20160203 Pledgee: Bank of China Limited by Share Ltd. Jiangdu branch Pledgor: Jiangsu Yonglong Electric Co.,Ltd. Registration number: 2018320000087 |
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Denomination of invention: Welding fixture of grading rings Effective date of registration: 20200605 Granted publication date: 20160203 Pledgee: Bank of China Limited by Share Ltd. Jiangdu branch Pledgor: JIANGSU YONGLONG ELECTRIC Co.,Ltd. Registration number: Y2020980002807 |
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Effective date of registration: 20230928 Address after: 225200 Wujian Industrial Park, Jiangdu District, Yangzhou City, Jiangsu Province Patentee after: Jiangsu Longxing Electric Co.,Ltd. Address before: No.8, Wujian Town Industrial Park, Jiangdu District, Yangzhou City, Jiangsu Province Patentee before: Jiangsu Yonglong Electric Co.,Ltd. |