CN204771476U - Pneumatic wrench clamping mechanism - Google Patents
Pneumatic wrench clamping mechanism Download PDFInfo
- Publication number
- CN204771476U CN204771476U CN201520391322.3U CN201520391322U CN204771476U CN 204771476 U CN204771476 U CN 204771476U CN 201520391322 U CN201520391322 U CN 201520391322U CN 204771476 U CN204771476 U CN 204771476U
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- China
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- slide
- kingbolt
- clamping mechanism
- top board
- mother nut
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Abstract
The utility model discloses a pneumatic wrench clamping mechanism, include: the roof, prevent changeing the cover, should prevent changeing cover and roof rotatable coupling, it is used for limiting the kingbolt rotation to prevent changeing the cover, it is rotatory that stop device, this stop device are used for the restriction to prevent changeing the relative roof of cover, the slide, this slide sets up with the roof relatively, an aerial and a slide device, the slide slides through the relative roof of this slider, stir the dish, should stir the dish and locate to rotate on the slide and with the slide and be connected, the lower surface of stirring the dish is equipped with a plurality of pieces of stirring that are used for stirring the mother nut rotation. Through above -mentioned clamping mechanism behind fixed kingbolt and the mother nut, can stirring the dish through the drive arrangement drive, to stir the mother nut upwards rotatory on the kingbolt, the threaded portion demeshing on mother nut and kingbolt. This pneumatic wrench clamping mechanism simple structure thinks about ingeniously, has greatly reduced workman's intensity of labour, and work efficiency also very improves simultaneously, is particularly useful for the separation and the meshing of heavy bolt and nut.
Description
Technical field
The utility model relates to a kind of pneumatic impact spanner clamping mechanism.
Background technology
In nuclear power plant's maintenance process, when opening reactor, need kingbolt 1 and mother nut 2 carry out dismantling under state conjuncted shown in Fig. 1 and put into material frame.At present, being separated kingbolt 1 with mother nut 2 by manually carrying out, because the quality of mother nut 2 is usually at more than 30kg, needing at least two people mother nut 2 could be rotated from kingbolt 1 with joint efforts.Because kingbolt 1 is all comparatively large with volume with the quality of mother nut 2, in artificial separation process, operating difficulties, greatly, and efficiency is lower for labour intensity.
Summary of the invention
The technical problems to be solved in the utility model is to provide a kind of pneumatic impact spanner clamping mechanism, coordinates drive unit agency artificial, to improve the labour intensity of workman, and increase work efficiency by this clamping mechanism.
In order to solve the problems of the technologies described above, the technical scheme originally provided is as follows: a kind of pneumatic impact spanner clamping mechanism, at least comprises:
Top board;
Rotating prevention sleeve, this rotating prevention sleeve and top board are rotatably connected, and described rotating prevention sleeve rotates for limiting kingbolt;
Stopping means, this stopping means rotates relative to top board for limiting rotating prevention sleeve;
Slide, this slide and top board are oppositely arranged;
Carriage, described slide is slided by the relative top board of this carriage;
Shifting disc, this shifting disc to be located on slide and to be rotationally connected with slide, and the lower surface of described shifting disc is provided with some for stirring the slide block that mother nut rotates.
Further, described stopping means comprises the limit base be fixedly connected on top board, the spacing hole being located at rotating prevention sleeve upper surface and latch, and described limit base is provided with pin-and-hole, and described latch is undertaken spacing by running through described pin-and-hole and inserting spacing hole.
Further, described carriage comprises guide post, be located at pilot hole on slide and retainer plate, the upper end of described guide post is fixedly connected with top board, and the lower end of described guide post through the pilot hole on described slide, and limits slide lower limit position on the guide bar by retainer plate.
Pneumatic impact spanner clamping mechanism of the present utility model, the kingbolt of conjuncted state and mother nut are positioned in the working space of the present embodiment clamping mechanism, what make the slide block of shifting disc lower surface embed mother nut upper surface stirs in groove, then manual actuation rotating prevention sleeve rotates position to matching with kingbolt relative to top board, to be sheathed on by rotating prevention sleeve on kingbolt and to be fixed by relative for rotating prevention sleeve top board with latch.After fixing kingbolt and mother nut by above-mentioned clamping mechanism, by shifting disc connecting drive device, namely stir mother nut by shifting disc and rotate up on kingbolt, engage until mother nut departs from the threaded portion on kingbolt.This pneumatic impact spanner clamping mechanism structure is simple, is skillfully constructed, significantly reduces the labour intensity of workman, and operating efficiency also greatly improves simultaneously, the separation being particularly useful for heavy bolts and nuts with engage.
Accompanying drawing explanation
Fig. 1 is the structural representation under mother nut and kingbolt engagement;
Fig. 2 is the structural representation under a kind of pneumatic impact spanner duty being provided with the present embodiment clamping mechanism;
Fig. 3 is the close-up schematic view in the A of pneumatic impact spanner shown in Fig. 2 portion;
Fig. 4 is the close-up schematic view in the B of pneumatic impact spanner shown in Fig. 2 portion;
Fig. 5 is a kind of cross sectional representation of kingbolt;
Fig. 6 is a kind of rotating prevention sleeve cross sectional representation matched with kingbolt shown in Fig. 5;
Fig. 7 is a kind of structural representation of pneumatic impact spanner control cabinet.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
In description of the present utility model, it will be appreciated that, term " on ", D score, "front", "rear", " interior ", the orientation of the instruction such as " outward " or position relationship be based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of the device of instruction or hint indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.
In description of the present utility model, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, connect integratedly, also can be removably connect; It can be the connection of two element internals; Can be directly be connected, also indirectly can be connected by intermediary, for the ordinary skill in the art, concrete condition can understand the concrete meaning of above-mentioned term in the utility model.
As shown in Figure 2, a kind of pneumatic impact spanner clamping mechanism of the present embodiment comprises top board 11, rotating prevention sleeve 12, slide 9, carriage and shifting disc 7.Wherein carriage comprises guide post 11, is located at pilot hole on slide 9 and retainer plate 8, and wherein the upper end of guide post 10 is fixedly connected with top board 11, and slide 9 is provided with pilot hole and is sheathed on guide post 10, is slidably connected with guide post 10.Retainer plate 8 is provided with, for limiting the lower limit position of slide 9 on guide post 10 in the lower end of its guide post.
As shown in Figure 4, rotating prevention sleeve 12 and top board 11 are rotationally connected, also comprise the stopping means rotated relative to top board 11 for limiting rotating prevention sleeve 12, this stopping means comprises the limit base 18 be fixedly connected on top board, the spacing hole 19 being located at rotating prevention sleeve upper surface and latch 13, its limit base is provided with pin-and-hole, and its latch is undertaken spacing by running through pin-and-hole and inserting spacing hole.In the process driving mother nut to rotate on kingbolt, generally for and conveniently make kingbolt relatively fixing, the periphery of its kingbolt 1 is provided with the plane of at least one and axis being parallel, in the present embodiment, as shown in Figure 5, as can be seen from the cross section of kingbolt end, it is provided with two fixing planes be parallel to each other, therefore, in the present embodiment, as shown in Figure 6, rotating prevention sleeve 12 is provided with the fixing hole 17 matched with kingbolt, rotating prevention sleeve 12 is sheathed on kingbolt 1 by fixing hole 17, by rotating prevention sleeve 12 with under the relatively-stationary state of top board 11, can realize preventing kingbolt 1 from rotating.
Further, as shown in Figure 3, be provided with at the upper surface of mother nut 2 and somely stir groove 21, its slide 9 is provided with the shifting disc 7 that can rotate relative to slide 9, the lower surface of this shifting disc 7 is provided with the slide block 71 of some quantity and mating shapes with stirring groove 21, under duty, drive shifting disc 7 to rotate by drive unit, mother nut 2 can be realized and rotate on kingbolt 1.
In the present embodiment, drive shifting disc 7 to rotate by drive unit, mother nut 2 can be ordered about by shifting disc 7 and rotate on kingbolt 1.A kind of preferred drive unit, as shown in Figure 3, air pressure motor 3 selected by this drive unit, also comprise the control cabinet controlling air pressure motor 3, as shown in Figure 7, comprise reversal valve 14, pneumatic triple piece 15 and casing 16, wherein the input of pneumatic triple piece 15 connects external air source by pipeline to this control cabinet, output connects the input of reversal valve 14 by pipeline, and the output of described reversal valve 14 connects air motor 3 by pipeline.It should be noted that, pneumatic triple piece 15 is accessory well known in the art, comprises air reducing valve, filter, oil sprayer three-major-items, and pressure-reducing valve can carry out voltage stabilizing to source of the gas, make source of the gas be in steady state, can reduce because of the damage to the hardware such as valve or actuator during source of the gas pressure fluctuations.It is clean that filter is used for source of the gas, can moisture content in filtering compressed air, avoids moisture content with gas access to plant.Oil sprayer can lubricate body movement parts, can lubricate, greatly extend the service life of body to the parts of inconvenient apply oil.
It should be noted that, in the present embodiment, between air pressure motor 3 and shifting disc 7, be also connected with transmission mechanism.As preferably, this transmission mechanism comprises driving gear 4, idler gear 5 and gear wheel 6, wherein driving gear 4 is fixedly connected on the output shaft of air pressure motor 3, and gear wheel 6 is coaxially fixedly connected with shifting disc 7, and idler gear 5 engages with driving gear 4 and gear wheel 6 respectively.The advantage of this transmission mechanism is that structure is simple, take up room little, only need three and engage each other and be positioned at conplane gear, and the driving torque of this transmission mechanism is large, is particularly useful for the heavy-duty machinery field of similar the present embodiment.
The pneumatic impact spanner clamping mechanism of the present embodiment, the kingbolt of conjuncted state and mother nut are positioned in the working space of the present embodiment clamping mechanism, what make the slide block of shifting disc lower surface embed mother nut upper surface stirs in groove, then manual actuation rotating prevention sleeve rotates position to matching with kingbolt relative to top board, to be sheathed on by rotating prevention sleeve on kingbolt and to be fixed by relative for rotating prevention sleeve top board with latch.After fixing kingbolt and mother nut by above-mentioned clamping mechanism, by shifting disc connecting drive device, namely stir mother nut by shifting disc and rotate up on kingbolt, engage until mother nut departs from the threaded portion on kingbolt.This pneumatic impact spanner clamping mechanism structure is simple, is skillfully constructed, significantly reduces the labour intensity of workman, and operating efficiency also greatly improves simultaneously, the separation being particularly useful for heavy bolts and nuts with engage.
In a word; the foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model, all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (3)
1. a pneumatic impact spanner clamping mechanism, is characterized in that, at least comprises:
Top board (11);
Rotating prevention sleeve (12), this rotating prevention sleeve and top board are rotatably connected, and described rotating prevention sleeve rotates for limiting kingbolt;
Stopping means, this stopping means rotates relative to top board for limiting rotating prevention sleeve;
Slide (9), this slide and top board are oppositely arranged;
Carriage, described slide is slided by the relative top board of this carriage;
Shifting disc (7), this shifting disc to be located on slide and to be rotationally connected with slide, and the lower surface of described shifting disc is provided with some for stirring the slide block (71) that mother nut rotates.
2. according to pneumatic impact spanner clamping mechanism according to claim 1, it is characterized in that, described stopping means comprises the limit base (18) be fixedly connected on top board, the spacing hole (19) being located at rotating prevention sleeve upper surface and latch (13), described limit base is provided with pin-and-hole, and described latch is undertaken spacing by running through described pin-and-hole and inserting spacing hole.
3. according to the pneumatic impact spanner clamping mechanism described in claim 1 or 2, it is characterized in that, described carriage comprises guide post (10), be located at pilot hole on slide and retainer plate (8), the upper end of described guide post is fixedly connected with top board, the lower end of described guide post through the pilot hole on described slide, and limits slide lower limit position on the guide bar by retainer plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520391322.3U CN204771476U (en) | 2015-06-09 | 2015-06-09 | Pneumatic wrench clamping mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520391322.3U CN204771476U (en) | 2015-06-09 | 2015-06-09 | Pneumatic wrench clamping mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204771476U true CN204771476U (en) | 2015-11-18 |
Family
ID=54511602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520391322.3U Active CN204771476U (en) | 2015-06-09 | 2015-06-09 | Pneumatic wrench clamping mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204771476U (en) |
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2015
- 2015-06-09 CN CN201520391322.3U patent/CN204771476U/en active Active
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |