CN103909486B - High-pressure oil pipe nut screwing clamping spanner - Google Patents
High-pressure oil pipe nut screwing clamping spanner Download PDFInfo
- Publication number
- CN103909486B CN103909486B CN201310006679.0A CN201310006679A CN103909486B CN 103909486 B CN103909486 B CN 103909486B CN 201310006679 A CN201310006679 A CN 201310006679A CN 103909486 B CN103909486 B CN 103909486B
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- China
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- gear
- oil pipe
- pressure oil
- bevel gear
- pipe nut
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B17/00—Hand-driven gear-operated wrenches or screwdrivers
Abstract
The invention discloses a kind of high-pressure oil pipe nut screwing clamping spanner.This spanner comprises: jockey and tappet head, and jockey comprises: Connection Block and the bevel gear be located in Connection Block; Tappet head comprises: base and be arranged on bevel gear scroll bar pair, turbine spur gear pair, the idler gear in base and tighten gear, and base is connected with Connection Block is rotating; Bevel gear scroll bar pair comprises: coaxial scroll bar cone tooth and scroll bar; The central axis of turbine spur gear pair and bevel gear scroll bar pair is set to 90 degrees, and comprise: coaxial turbine and spur gear, bevel gear and scroll bar are bored tooth and are engaged, scroll bar engages with turbine, spur gear is driven by idler gear and tightens gear, the inside of tightening gear offers sleeve, and sleeve is provided with sleeve openings groove.This high-pressure oil pipe nut screwing clamping spanner structure advantages of simple, easy and simple to handle, rotated relative to tappet head by jockey, the part avoiding high-pressure oil pipe surrounding is interfered, and that can improve high-pressure oil pipe nut screwing clamping tightens efficiency.
Description
Technical field
The present invention relates to impact wrench field, particularly a kind of high-pressure oil pipe nut screwing clamping spanner.
Background technology
At present, tighten in engine assembly process in high-pressure oil pipe nut because be installed with high-pressure oil pipe in the middle of nut, sleeve, the general tools such as double offset ring spanner can not be inserted in high-pressure oil pipe nut, therefore the general utility tool Quick fastening of sleeve and so on can not be used, two kinds of modes below general employing are tightened: 1. adopt that opening Open jaw type wrench is manual to be tightened the mode that rear recycling torque wrench tightens up moment and tighten, distance between two high-pressure oil pipe nuts is very short, be subject to the part interference effect of two adjacent high-pressure oil pipe nuts of engine and surrounding, when the high-pressure oil pipe of some engine is tightened, opening Open jaw type wrench can only twist the angle that nut is less than 90 ° at every turn, nut needs repeated multiple timesly just to tighten, simultaneously because the common opening Open jaw type wrench fastening nut of manual employing, its torque accuracy is uncontrollable, need after tightening again to adopt Torque Control spanner to tighten up, to ensure that the screw-down torque of nut meets technological requirement, 2. opening electric tool is adopted to tighten assembling, one this engine assembly instrument producer is supplied with the electric wrench that can realize automatic tightening high-pressure oil pipe nut, because be subject to the shape of engine high pressure oil pipe and the part interference effect of surrounding, this type of open-end wrench is only to tighten the high-pressure oil pipe nut of the engine of minority model, during the high-pressure oil pipe nut screwing clamping of some engine, the other part of high-pressure oil pipe than high-pressure oil pipe nut than high, interfere with the rear section of spanner, make spanner cannot be inserted in the nut of high-pressure oil pipe.
When engine production beat height, adopt common Open jaw type wrench of opening because of the low beat requirement that cannot meet production of efficiency, and opening electric tool interferes tightening of the high-pressure oil pipe of the engine that cannot meet various model because of the part of spanner rear section and high-pressure oil pipe surrounding, operating time is long, production efficiency is low, the production bottleneck of the high-pressure oil pipe operation of tightening engine often in engine assembly process.
Summary of the invention
The present invention is to overcome defect in above-mentioned prior art, and provide a kind of simple and reasonable, easy and simple to handle, what can meet the high-pressure oil pipe of the engine of various model tightens needs, safe and reliable high-pressure oil pipe nut screwing clamping spanner.
For achieving the above object, according to the invention provides a kind of high-pressure oil pipe nut screwing clamping spanner, comprising: jockey and tappet head, jockey comprises: Connection Block and the bevel gear be located in Connection Block; Tappet head comprises: base and be arranged on bevel gear scroll bar pair, turbine spur gear pair, the idler gear in base and tighten gear, and base is connected with Connection Block is rotating; Bevel gear scroll bar pair comprises: coaxial scroll bar cone tooth and scroll bar; The central axis of turbine spur gear pair and bevel gear scroll bar pair is set to 90 degrees, and comprise: coaxial turbine and spur gear, bevel gear and scroll bar are bored tooth and are engaged, scroll bar engages with turbine, spur gear is driven by idler gear and tightens gear, the inside of tightening gear offers sleeve, and sleeve is provided with sleeve openings groove.
In technique scheme, base is connected by bearing pin is rotating with Connection Block.
In technique scheme, idler gear is two, respectively with tighten gears meshing and be connected.
In technique scheme, bevel gear is arranged in Connection Block by needle bearing and thrust bearing.
In technique scheme, bevel gear is also provided with packing ring and jump ring.
In technique scheme, sleeve is Hexagonal jacket.
In technique scheme, bevel gear scroll bar pair is arranged in base by angle bearing.
Compared with prior art, the present invention has following beneficial effect: this high-pressure oil pipe nut screwing clamping spanner structure advantages of simple, easy and simple to handle, rotated relative to tappet head by jockey, when tappet head clamping high-pressure oil pipe nut, the part avoiding high-pressure oil pipe surrounding is interfered, and then meets the tightening of high-pressure oil pipe nut of engine of various model, safe and reliable, that can improve high-pressure oil pipe nut screwing clamping tightens efficiency.
Accompanying drawing explanation
Fig. 1 is that the master of high-pressure oil pipe nut screwing clamping spanner of the present invention looks sectional structure schematic diagram;
Fig. 2 is the diagrammatic side-view cross-sectional structural representation of high-pressure oil pipe nut screwing clamping spanner of the present invention;
Fig. 3 is that the master of the Connection Block of high-pressure oil pipe nut screwing clamping spanner of the present invention looks sectional structure schematic diagram;
Fig. 4 is the sectional structure schematic diagram in the D-D direction of Fig. 3;
Fig. 5 is that the C of Fig. 3 is to structural representation;
Fig. 6 is that the E of Fig. 3 is to structural representation;
Fig. 7 is the main TV structure schematic diagram of the upper bed-plate of high-pressure oil pipe nut screwing clamping spanner of the present invention;
Fig. 8 is the sectional structure schematic diagram in the F-F direction of Fig. 7;
Fig. 9 is the sectional structure schematic diagram in the G-G direction of Fig. 7;
Figure 10 is the sectional structure schematic diagram in the H-H direction of Fig. 7;
Figure 11 is that the I of Fig. 7 is to structural representation;
Figure 12 is the main TV structure schematic diagram of the lower bottom base of high-pressure oil pipe nut screwing clamping spanner of the present invention;
Figure 13 is the sectional structure schematic diagram in the J-J direction of Figure 12;
Figure 14 is the sectional structure schematic diagram in the K-K direction of Figure 12;
Figure 15 is the sectional structure schematic diagram in the L-L direction of Figure 12;
Figure 16 is that the M of Figure 12 is to structural representation;
Figure 17 is the main TV structure schematic diagram of the bevel gear of high-pressure oil pipe nut screwing clamping spanner of the present invention;
Figure 18 is the side-looking structural representation of the bevel gear of high-pressure oil pipe nut screwing clamping spanner of the present invention;
Figure 19 is the bevel gear scroll bar pair of high-pressure oil pipe nut screwing clamping spanner of the present invention and the assembling side-looking structural representation of turbine spur gear pair;
Figure 20 is the bevel gear scroll bar pair of high-pressure oil pipe nut screwing clamping spanner of the present invention and the main TV structure schematic diagram of assembling of turbine spur gear pair;
Figure 21 is the main TV structure schematic diagram tightening gear of high-pressure oil pipe nut screwing clamping spanner of the present invention;
Figure 22 is the sectional structure schematic diagram in the N-N direction of Figure 21;
Figure 23 is the side-looking structural representation tightening gear of high-pressure oil pipe nut screwing clamping spanner of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, a specific embodiment of the present invention is described in detail, but is to be understood that protection scope of the present invention not by the restriction of detailed description of the invention.It will be appreciated that, mentioned in following embodiment of the present invention " on ", D score, "left", "right", " front " and " reverse side " all with the direction shown in each figure for benchmark, these words being used for limiting direction are only used to be convenient to illustrate, do not represent the restriction to the concrete technical scheme of the present invention.
High-pressure oil pipe nut screwing clamping spanner of the present invention is by designing the jockey and tappet head that can mutually rotate, tappet head and required high-pressure oil pipe nut clamping of tightening, drive unit drives tappet head rotate and then tighten high-pressure oil pipe nut by jockey, jockey rotates relative to tappet head, can when tappet head clamping high-pressure oil pipe nut, the part avoiding high-pressure oil pipe surrounding is interfered, meet tightening of the high-pressure oil pipe nut of the engine of various model, extend the range of application of impact wrench, improve high-pressure oil pipe nut screwing clamping efficiency and automaticity.
As depicted in figs. 1 and 2, the concrete structure of this high-pressure oil pipe nut screwing clamping spanner comprises: superposed jockey and the tappet head being positioned at bottom, jockey is used for the power transmission of drive unit to tappet head, high-pressure oil pipe spiral shell is tightened by tappet head, and rotate relative to tappet head the part avoiding high-pressure oil pipe surrounding by jockey and interfere, and then meet the tightening of high-pressure oil pipe nut of engine of various model.
As shown in Figures 3 to 6, wherein, jockey comprises: Connection Block 1 and bevel gear 2, and the installation inner chamber of Connection Block 1 comprises from top to bottom: drive unit interface 11, bevel gear installation cavity 12 and tappet head installation cavity 13.Drive unit interface 11 is provided with the internal thread be connected with the drive unit of outside.Bevel gear installation cavity 12 comprises: superposed needle bearing installing hole 121 and the thrust bearing installing hole 122 being positioned at bottom, needle bearing 14, thrust bearing 15 is respectively arranged with, for wearing bevel gear 2 in needle bearing installing hole 121 and thrust bearing installing hole 122.Tappet head installation cavity 13 is by Connection Block 1 left and right sides surrounding across wall 131 respectively to downward-extension, and two bottom symmetries across wall 131 offer Connection Block pin-and-hole 132.
As shown in Figure 17 and Figure 18, the front end of bevel gear 2 is provided with bevel gear cone tooth 21, centre is respectively equipped with jump-ring slot 22 successively, needle bearing installs axle journal 23, thrust bearing installs axle journal 24, rear end is provided with hexangle type connecting rod 25, the needle bearing of this bevel gear 2 installs axle journal 23, thrust bearing is installed axle journal 24 and is arranged on needle bearing 14 respectively with on the inner ring of thrust bearing 15, packing ring 221 and jump ring 222 is provided with in jump-ring slot 22, for fixedly limiting the position of bevel gear 2, prevent bevel gear about 2 play, the hexangle type connecting rod 25 of bevel gear 2 upper end is connected with the running part of drive unit, bevel gear cone tooth 21 and the scroll bar of the bevel gear scroll bar pair of tappet head are bored tooth and to be connected with a joggle transmission.
Tappet head comprises: upper bed-plate 3, lower bottom base 4, bevel gear scroll bar pair 5, turbine spur gear pair 6, idler gear 7 and tighten gear 8.Wherein, as shown in Fig. 7 to Figure 16, upper bed-plate 3 and lower bottom base 4 fasten the upper bed-plate pin-and-hole 31 being formed and be positioned at the left and right sides, top base pin-and-hole mutually, lower bottom base pin-and-hole 41 and the upper bed-plate angle bearing installing hole 32 being positioned at the left and right sides, top angle bearing installing hole, lower bottom base angle bearing installing hole 42, and be positioned at the upper bed-plate tightening pinion mounting holes in bottom and tighten pinion mounting holes 33, lower bottom base tightens pinion mounting holes 43, upper bed-plate is tightened the bottom that pinion mounting holes 33 and lower bottom base tighten pinion mounting holes 43 and is respectively equipped with upper bed-plate open slot 34, lower bottom base open slot 44, in angle bearing installing hole, angle bearing 36 is housed respectively.The top that the upper bed-plate of upper bed-plate 3 tightens pinion mounting holes 33 also offers turbine spur gear pair installing hole 35, and the left and right sides that the lower bottom base of lower bottom base 4 tightens pinion mounting holes 43 top also offers idler gear installing hole 45 respectively.The Connection Block pin-and-hole 132 that base pin-and-hole and Connection Block 1 are passed respectively by bearing pin 91 in upper bed-plate 3 and lower bottom base 4 top forms rotatable pinned connection, and bottom is by bolt 92 support and connection.
As illustrated in figures 19 and 20, bevel gear scroll bar pair 5 comprises: the angle bearing at two ends is installed axle journal 51 and is positioned at scroll bar cone tooth 52, the scroll bar 53 at middle part, two ends angle bearing is installed axle journal 51 and is arranged between two angle bearing 36 inner rings respectively, two angular contact bearings secure the position of bevel gear scroll bar pair, stressedly to move left and right when preventing bevel gear scroll bar pair from rotating, scroll bar cone tooth 52 is bored tooth 21 with bevel gear and is engaged.
Turbine spur gear pair 6 is set to 90 degrees with the central axis of bevel gear scroll bar pair 5, and comprising: coaxial front-end turbo 61 and rear end spur gear 62, turbine 61 engages with scroll bar 53, makes pinion rotation direction change 90 °.Spur gear 62 engages with two idler gears 7 again, two idler gears 7 respectively with tighten gear 8 and be connected with a joggle, two idler gears 7 and the mode that is connected with a joggle of " two drag " of tightening gear 8, can ensure stationarity and the reliability of transmission.
As shown in Figure 21 to Figure 23, the inside of tightening gear 8 offers Hexagonal jacket 81, and Hexagonal jacket 81 is provided with sleeve openings groove 82, the high-pressure oil pipe nut that Hexagonal jacket 81 is tightened for clamping.The sleeve openings groove 82 of this Hexagonal jacket 81 and upper bed-plate open slot 34, when lower bottom base open slot 44 direction is consistent, this Hexagonal jacket 81 is through high-pressure oil pipe and required high-pressure oil pipe nut clamping of tightening, by bevel gear scroll bar pair 5 when drive unit rotates, turbine spur gear pair 6, the transmission of idler gear 7, final drive is tightened gear 8 rotation and is screwed high-pressure oil pipe nut, achieve tightening of high-pressure oil pipe nut, the screw-down torque of nut is controlled the precision of its moment by drive unit, lift spanner after tightening to use and tighten sleeve and leave nut, drive unit controls to tighten gear automation reversion, tappet head and the fluting tightened on gear forward same direction to, again impact wrench is taken off from high-pressure oil pipe nut.When the part of engine and high-pressure oil pipe nut screwing clamping spanner are interfered, the top Connection Block of spanner upwards can swing an angle, effectively avoids interfering part and implementing to tighten.
This high-pressure oil pipe nut screwing clamping spanner structure advantages of simple, easy and simple to handle, rotated relative to tappet head by jockey, when tappet head clamping high-pressure oil pipe nut, the part avoiding high-pressure oil pipe surrounding is interfered, and then meet the tightening of high-pressure oil pipe nut of engine of various model, safe and reliable, that can improve high-pressure oil pipe nut screwing clamping tightens efficiency.
Be only several specific embodiment of the present invention above, but the present invention is not limited thereto, the changes that any person skilled in the art can think of all should fall into protection scope of the present invention.
Claims (7)
1. a high-pressure oil pipe nut screwing clamping spanner, is characterized in that, comprising: jockey and tappet head, and described jockey comprises: Connection Block and the bevel gear be located in described Connection Block; Described tappet head comprises: base and be arranged on bevel gear worm gear pair, worm gear spur gear pair, the idler gear in described base and tighten gear, and described base is connected with described Connection Block is rotating; Described bevel gear worm gear pair comprises: coaxial worm cone tooth and worm screw; The central axis of described worm gear spur gear pair and bevel gear worm gear pair is set to 90 degrees, described worm gear spur gear pair comprises: coaxial worm gear and spur gear, described bevel gear and worm screw are bored tooth and engage, described worm and wheel engagement, described spur gear tightens gear described in being driven by idler gear, described inside of tightening gear offers sleeve, and described sleeve is provided with sleeve openings groove.
2. high-pressure oil pipe nut screwing clamping spanner according to claim 1, is characterized in that: described base is connected by bearing pin is rotating with described Connection Block.
3. high-pressure oil pipe nut screwing clamping spanner according to claim 1, is characterized in that: described idler gear is two, is connected respectively with described gears meshing of tightening.
4. high-pressure oil pipe nut screwing clamping spanner according to claim 1, is characterized in that: described bevel gear is arranged in described Connection Block by needle bearing and thrust bearing.
5. high-pressure oil pipe nut screwing clamping spanner according to claim 1, is characterized in that: described bevel gear is also provided with packing ring and jump ring.
6. high-pressure oil pipe nut screwing clamping spanner according to claim 1, is characterized in that: described sleeve is Hexagonal jacket.
7. high-pressure oil pipe nut screwing clamping spanner according to any one of claim 1 to 6, is characterized in that: described bevel gear worm gear pair is arranged in described base by angle bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310006679.0A CN103909486B (en) | 2013-01-09 | 2013-01-09 | High-pressure oil pipe nut screwing clamping spanner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310006679.0A CN103909486B (en) | 2013-01-09 | 2013-01-09 | High-pressure oil pipe nut screwing clamping spanner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103909486A CN103909486A (en) | 2014-07-09 |
| CN103909486B true CN103909486B (en) | 2016-01-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310006679.0A Active CN103909486B (en) | 2013-01-09 | 2013-01-09 | High-pressure oil pipe nut screwing clamping spanner |
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| CN (1) | CN103909486B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104889919B (en) * | 2015-06-17 | 2017-02-22 | 河北科技大学 | Electric pipe wrench for threaded connection of reinforcing steel bar and connecting sleeve |
| CN109249336A (en) * | 2018-11-13 | 2019-01-22 | 东风商用车有限公司 | A kind of high-pressure oil pipe mounting tool |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5269097A (en) * | 1975-12-08 | 1977-06-08 | Tokyo Boueki Kk | Fastening instrument using worm gear |
| CN201058420Y (en) * | 2007-04-29 | 2008-05-14 | 赖力 | Multifunctional combined hexagonal socket wrench |
| US7934440B2 (en) * | 2007-07-27 | 2011-05-03 | Vincent Martin Samudosky | Powered wrench |
| CN101450472A (en) * | 2007-12-07 | 2009-06-10 | 吴斌 | Rotary wrench |
| CN202556318U (en) * | 2011-12-26 | 2012-11-28 | 核动力运行研究所 | Wrench especially for heavy water reactor main heat transfer tube support-hanger nut |
| CN203221444U (en) * | 2013-01-09 | 2013-10-02 | 广西玉柴机器股份有限公司 | Wrench screwing nut of high-pressure oil pipe |
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2013
- 2013-01-09 CN CN201310006679.0A patent/CN103909486B/en active Active
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| CN103909486A (en) | 2014-07-09 |
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