CN212070515U - Clamping device for machining inclined holes of airplane parts - Google Patents
Clamping device for machining inclined holes of airplane parts Download PDFInfo
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- CN212070515U CN212070515U CN202020642603.2U CN202020642603U CN212070515U CN 212070515 U CN212070515 U CN 212070515U CN 202020642603 U CN202020642603 U CN 202020642603U CN 212070515 U CN212070515 U CN 212070515U
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Abstract
A clamping device for machining inclined holes of airplane parts relates to a clamping device for machining parts. The worktable is provided with a height adjusting mechanism connected with a clamping mechanism, and the clamping mechanism comprises a fixed frame, a hydraulic cylinder, a U-shaped frame, bilateral racks, a half gear, a clamping jaw and a push rod; the fixing frame is horizontally arranged and connected with the height adjusting mechanism and the U-shaped frame, the hydraulic cylinder is horizontally fixed in the fixing frame, a piston rod movably penetrates through the main board of the U-shaped frame and then is connected with one end of a horizontally arranged bilateral rack, teeth on two sides of the bilateral rack are meshed with a semi-gear, each semi-gear is connected with a clamping jaw, and the clamping jaw is hinged with the U-shaped frame and connected with the push rod. The utility model discloses the volume is less, does not occupy too much usage space, satisfies the fixed demand of centre gripping of polytype spare part, and accommodation is wide, and convenient to use has shortened operating time, has improved work efficiency.
Description
Technical Field
The utility model relates to a clamping device for the parts machining, especially a clamping device for aircraft parts inclined hole processing.
Background
In the field of the aviation industry, inclined hole machining is needed for effective assembly of some parts, and the length direction of the inclined hole is not parallel or perpendicular to the length direction of an aircraft structural part but forms an included angle.
The clamping device of current aircraft spare part inclined hole processing, for example, bulletin number is CN210189072U, the name is "a clamping device for aircraft structure spare inclined hole processing" Chinese utility model patent, it has following shortcoming:
1. the volume is large, and excessive use space is occupied;
2. only plate parts can be fixed, shaft parts and pipe parts cannot be effectively fixed, the application range is small, and the use is inconvenient;
3. for parts needing to process a plurality of inclined holes, the positions of the parts are inconvenient to change, so the operation time is prolonged, and the working efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
For solving the problem that exists among the background art, the utility model provides a clamping device for processing of aircraft spare part inclined hole.
The purpose is achieved, the utility model adopts the following technical proposal: a clamping device for machining inclined holes of airplane parts comprises a workbench, a height adjusting mechanism and a clamping mechanism, wherein the height adjusting mechanism is arranged at the upper end of the workbench and fixedly connected with the clamping mechanism, and the clamping mechanism comprises a fixed frame, a hydraulic cylinder, a U-shaped frame, two side racks, two half gears, two clamping jaws and two push rods; fixed frame level sets up and one end and height adjusting mechanism fixed connection to the U type frame fixed connection that the other end and level set up, the pneumatic cylinder level sets up in fixed frame and cylinder body and fixed frame fixed connection to the piston rod activity passes behind the U type frame mainboard and the one end fixed connection of the two side racks of level setting, the tooth of two side rack both sides is connected with the half gear engagement that corresponds respectively, every the half gear respectively with the one end fixed connection of the clamping jaw that corresponds, every the clamping jaw is articulated and the upper end fixed connection of the push rod of the other end and the vertical setting that corresponds with the extension board that U type frame corresponds respectively.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model has small volume and does not occupy too much space;
2. the utility model can meet the clamping and fixing requirements for various types of parts such as plates, shafts and pipes, and has wide application range and convenient use;
3. the utility model discloses can drive ball screw motion through step motor at any time, drive spare part then and carry out the transform of position, it is convenient to use, has shortened operating time, has improved work efficiency.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic view showing the connection of the height adjustment mechanism and the clamping mechanism;
fig. 3 is a schematic structural view of the chucking mechanism.
Detailed Description
The technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.
The first embodiment is as follows: as shown in fig. 1 to 3, the utility model discloses a clamping device for processing inclined holes of aircraft parts, which comprises a workbench 1, a height adjusting mechanism and a clamping mechanism, wherein the upper end of the workbench 1 is provided with the height adjusting mechanism which is fixedly connected with the clamping mechanism, and the clamping mechanism comprises a fixed frame 6, a hydraulic cylinder 7, a U-shaped frame 8, a rack 9 on two sides, two half gears 10, two clamping jaws 11 and two push rods 12; fixed frame 6 level setting and one end and height adjusting mechanism fixed connection to the mainboard fixed connection of the U type frame 8 that the other end and level set up, 7 levels of pneumatic cylinder set up in fixed frame 6 and cylinder body and fixed frame 6 fixed connection to piston rod activity pass behind the middle part of U type frame 8 mainboard with the one end fixed connection of the two side racks 9 of level setting, the tooth of two side racks 9 both sides is connected with the half gear 10 meshing that the level that corresponds set up respectively, every half gear 10 respectively with the one end fixed connection of the clamping jaw 11 of the level setting that corresponds, every clamping jaw 11 respectively with the extension board that U type frame 8 corresponds through the articulated upper end fixed connection of push rod 12 of the other end and the vertical setting that corresponds of round pin axle.
The second embodiment is as follows: as shown in fig. 1 and 2, the present embodiment is further described with respect to the first embodiment, and the height adjusting mechanism includes a stepping motor 2, a ball screw 3-1, a ball nut 3-2, a slide rod 4, and a fixing frame 5; the ball screw 3-1 and the slide bar 4 are vertically arranged in parallel, one end of the ball screw 3-1 is driven by the stepping motor 2, the stepping motor 2 is fixedly connected with the workbench 1 through a motor mounting seat, and the stepping motor 2 is arranged below the desktop of the workbench 1 in the scheme, so that one end of the ball screw 3-1 is rotatably connected with the desktop of the workbench 1 through a bearing and is then fixedly connected with an output shaft of the stepping motor 2, the other end of the ball screw 3-1 is rotatably connected with the fixing frame 5 through a bearing, only part of the fixing frame 5 is drawn for the sake of clear illustration, one end of the slide bar 4 is fixedly connected with the workbench 1, and the other end of the slide bar 4 is fixedly connected with the fixing frame 5; the ball screw 3-2 is movably sleeved outside the ball screw 3-1 and the slide bar 4, and one end of the ball screw is fixedly connected with one end of a horizontally arranged fixed frame 6.
The third concrete implementation mode: as shown in fig. 1, 2 and 3, in the present embodiment, a protection layer 13 is disposed on an outer side of each push rod 12, and the protection layer 13 plays a role of protecting a component to prevent the component from being damaged by contact.
The fourth concrete implementation mode: the third specific embodiment is further explained in the present embodiment, the protective layer 13 is a silica gel layer, and the silica gel has good plasticity, so that different parts can be in close contact with each other conveniently, and meanwhile, the friction coefficient is large, and the stability during clamping is improved.
The fifth concrete implementation mode: as shown in fig. 1, 2 and 3, in the present embodiment, a fourth specific embodiment is further described, and the opposite surfaces of the two push rods 12 are correspondingly provided with arc-shaped grooves 15, so as to facilitate clamping of the shaft-like part.
When the utility model is used, a part 14 is placed on the desktop of the workbench 1, the stepping motor 2 is opened to drive the ball screw 3-1 to rotate, and then the ball screw 3-2 is driven to move downwards, namely the clamping mechanism is driven to move downwards.
If part 14 is a pipe part, make two push rods 12 move to in the part 14, then close step motor 2's power, control pneumatic cylinder 7 through the hydraulic pressure station, make its piston rod stretch out, then drive two side rack 9 motions, then drive two half-gears 10 and rotate, then drive clamping jaw 11 and separate, then drive two push rods 12 phase separation, until the outer wall of two push rods 12 and the inner wall in close contact with of part 14, realized the promotion centre gripping to part 14 promptly, then according to the high position of inclined hole processing again, it can to carry out height control through step motor 2.
If the part 14 is a plate part, the part 14 is located between the two push rods 12, the hydraulic cylinder 7 is controlled through the hydraulic station, the piston rod of the hydraulic cylinder is retracted, the double-side rack 9 is driven to move, the two half gears 10 are driven to rotate, the clamping jaw 11 is driven to clamp, the two push rods 12 are driven to approach relatively until the inner walls of the two push rods 12 are in close contact with the part 14, clamping and clamping of the part 14 are achieved through clamping of the two push rods 12, and the rest steps are the same as the operation steps of pipe parts.
If the part 14 is a shaft part, the part 14 is clamped through the arc-shaped grooves 15 on the opposite surfaces of the two push rods 12, namely, the part 14 is clamped and clamped, and the rest steps are the same as the operation steps of the plate part.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. The utility model provides a clamping device for processing of aircraft parts inclined hole which characterized in that: the clamping mechanism comprises a fixing frame (6), a hydraulic cylinder (7), a U-shaped frame (8), bilateral racks (9), two half gears (10), two clamping jaws (11) and two push rods (12); fixed frame (6) level setting and one end and height adjusting mechanism fixed connection to U type frame (8) fixed connection that the other end and level set up, pneumatic cylinder (7) level setting in fixed frame (6) and cylinder body and fixed frame (6) fixed connection to the piston rod activity passes behind U type frame (8) mainboard and the one end fixed connection of the two side racks (9) that the level set up, the tooth of two side racks (9) both sides is connected with the meshing of half gear (10) that corresponds respectively, every half gear (10) respectively with the one end fixed connection of the clamping jaw (11) that corresponds, every clamping jaw (11) are articulated and the upper end fixed connection of the other end and the push rod (12) of the vertical setting that corresponds with the extension board that U type frame (8) corresponds respectively.
2. The clamping device for the inclined hole machining of the aircraft component as claimed in claim 1, wherein: the height adjusting mechanism comprises a stepping motor (2), a ball screw (3-1), a ball screw nut (3-2), a sliding rod (4) and a fixing frame (5); the ball screw (3-1) and the sliding rod (4) are vertically arranged in parallel, one end of the ball screw (3-1) is driven by the stepping motor (2), the other end of the ball screw (3-1) is rotatably connected with the fixing frame (5), one end of the sliding rod (4) is fixedly connected with the workbench (1), and the other end of the sliding rod (4) is fixedly connected with the fixing frame (5); the ball screw nut (3-2) is movably sleeved on the outer sides of the ball screw (3-1) and the slide rod (4), and one end of the ball screw nut is fixedly connected with a horizontally arranged fixed frame (6).
3. The clamping device for the inclined hole machining of the aircraft component as claimed in claim 1, wherein: the outer side of each push rod (12) is provided with a protective layer (13).
4. The clamping device for the inclined hole machining of the aircraft component as claimed in claim 3, wherein: the protective layer (13) is a silica gel layer.
5. The clamping device for the inclined hole machining of the aircraft component as claimed in claim 4, wherein: the opposite surfaces of the two push rods (12) are correspondingly provided with arc-shaped grooves (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020642603.2U CN212070515U (en) | 2020-04-24 | 2020-04-24 | Clamping device for machining inclined holes of airplane parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020642603.2U CN212070515U (en) | 2020-04-24 | 2020-04-24 | Clamping device for machining inclined holes of airplane parts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212070515U true CN212070515U (en) | 2020-12-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020642603.2U Active CN212070515U (en) | 2020-04-24 | 2020-04-24 | Clamping device for machining inclined holes of airplane parts |
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| Country | Link |
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| CN (1) | CN212070515U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114505702A (en) * | 2022-02-23 | 2022-05-17 | 扬州丽华汽车内饰件有限公司 | Fixing clamp capable of being quickly fixed and used for machining automotive interior |
-
2020
- 2020-04-24 CN CN202020642603.2U patent/CN212070515U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114505702A (en) * | 2022-02-23 | 2022-05-17 | 扬州丽华汽车内饰件有限公司 | Fixing clamp capable of being quickly fixed and used for machining automotive interior |
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