CN110508702A - A rolling spinning and flaring machine for aviation metal conduits - Google Patents

Abstract

The present invention discloses a kind of for aviation conduit rolling spinning pipe-expanding machine, including equipment platform, adjustable speed motor group, main shaft assembly, flaring head, horizontal sliding table and clamping head；The main shaft assembly, the adjustable speed motor group, the horizontal sliding table are arranged on the equipment platform；The flaring head is arranged on the main shaft assembly, and the clamping head is set on the horizontal sliding table, and the clamping head fixed catheter, the adjustable speed motor group drives the flaring head on the main shaft assembly to carry out flaring operation to the conduit；Pipe-expanding machine of the invention is easy to carry, improves work efficiency；The present invention can be compatible with the spinning enlarging of multiple diameter aerial metal conduit, easy to use, easily operated.

Description

A rolling spinning and flaring machine for aviation metal conduits

technical field

The invention relates to the field of aviation conduit manufacturing equipment, in particular to a rolling spinning and flaring machine used for aviation metal conduits.

Background technique

At present, the oil circulation in aviation equipment needs to work in the pipeline system made by the pipeline. The pipeline system is connected by several pipelines. At the pipeline connection, in order to ensure the tightness of the pipeline connection, according to the requirements of the navigation mark, the pipeline connection head needs to be Rolling spinning and flaring are performed, and the flaring accuracy is required to be high. In order to ensure the accuracy, the rolling and flaring work of the pipe is carried out on the modified ordinary lathe. Ordinary machine tools are relatively large in size and weigh around 1500kg. The equipment is cumbersome and the operation is cumbersome. If the aviation equipment flies to the field and the catheter is abnormal, it needs to be repaired and flaring, and the ordinary machine tool cannot appear on the site in time to carry out the flaring work.

In view of the above-mentioned defects, the creator of the present invention finally obtained the present invention after a long period of research and practice.

SUMMARY OF THE INVENTION

In order to solve the above-mentioned technical defects, the technical solution adopted in the present invention is to provide a rolling, spinning and flaring machine for aviation ducts, including an equipment platform, a speed-adjustable motor unit, a main shaft assembly, a flaring head, a horizontal slide table and a clamp. holding head; the main shaft assembly, the adjustable speed motor unit, and the horizontal sliding table are all arranged on the equipment platform; the flaring head is arranged on the main shaft assembly, and the clamping head is arranged On the horizontal sliding table, the clamping head fixes a conduit, and the adjustable-speed motor unit drives the flaring head on the main shaft assembly to perform a flaring operation on the conduit.

Preferably, the equipment platform includes an operating table, a protective cover, outriggers and rollers; the protective cover is arranged on the operating table corresponding to the adjustable speed motor unit; the outriggers are fixed to the operating table setting; the roller is installed at the bottom of the outrigger.

Preferably, the speed-adjustable motor unit includes a motor, a synchronous pulley, and a synchronous belt; the motor is fixedly arranged on the operating table; the synchronous pulley is fixedly connected to the output shaft of the motor, and the The motor drives the main shaft assembly through the transmission of the synchronous pulley and the synchronous belt.

Preferably, the main shaft assembly includes a main shaft, a bearing, a pulley, a four-jaw chuck, and a bearing box; the bearing box is a rectangular structure and is fixed on the equipment platform; the two end surfaces of the bearing box are A bearing hole is provided to connect with the outer ring of the bearing; a retaining ring is installed on the outer end surface of the bearing hole, and the retaining ring is connected with the bearing housing through bolts; one end of the main shaft is provided with the synchronous pulley, and the other end is provided with the second flange; the four-jaw chuck is arranged in cooperation with the second flange; two stepped sleeves are arranged in the middle of the main shaft, the inner ring of the stepped sleeve is connected and matched with the bearing, and the main shaft passes through the The bearing is fixed on the bearing housing.

Preferably, the flaring head includes a fixed shaft, a flaring rotary body, and a second flange; the flaring head is fixed on the main shaft through the fixed shaft and the four-jaw chuck, and a plurality of the flaring heads are fixed on the main shaft. The mouth convolution bodies are evenly distributed at the end of the first flange along the axis, and the flaring convoluted bodies rotate at a high speed to form a cone structure.

Preferably, the horizontal sliding table includes a sliding table, a screw rod, a guide shaft, a hand wheel and a base, and the sliding table base is fixed on the equipment platform; the clamping head is arranged on the sliding table, The lower part of the sliding table is equipped with a screw nut, which is matched with the screw rod; the two ends of the sliding table base are provided with side support units, and bearings are installed inside the side support units to support the screw rod, and all of the side support units are mounted on the bottom of the sliding table. The rotatable hand wheel is installed on the end of the side support unit, the hand wheel is connected with the screw rod, and the hand wheel can drive the screw rod to rotate.

Preferably, the clamping head includes a base, an upper holding block, a fixing block, and a fixing screw, the base is connected to the sliding table, and is fixedly positioned with the upper holding block through the fixing screw, and the fixing The block is arranged between the base and the upper holding block, and the conduit is arranged in the fixing block.

Preferably, steps are set on the end face of the base and the end face of the upper holding block; the steps on the end face of the upper holding block cooperate with the steps on the end face of the base to locate and fix the fixing block; the end face of the fixing block is also A matching step is provided to match the steps on the end face of the base and the end face of the upper holding block to achieve positioning effect.

Preferably, the fixing block is arranged in two symmetrical parts, a fixing hole is arranged in the fixing block, the inner diameter of the fixing hole is set in accordance with the outer diameter of the catheter, and the inner end face of the fixing hole is cross-sectioned with the catheter. The molding size is the same.

Preferably, the fixing screw is in the shape of a fixing screw, the upper holding block is provided with a through hole, the base is provided with a threaded hole, the fixing screw passes through the through hole and is connected to the threaded hole, and the fixing screw One end is provided with a butterfly handle, a positioning step is provided next to the butterfly handle, and the end away from the butterfly handle is a fixed screw.

Compared with the prior art, the present invention has the following beneficial effects: the flaring machine of the present invention is easy to handle and improves work efficiency; the present invention is compatible with spinning and flaring of aviation metal conduits of various diameters, and is simple and convenient to use and operate.

Description of drawings

Fig. 1 is the described structure schematic diagram of rolling spinning and flaring machine for aviation conduit;

Fig. 2 is the partial structural view of described rolling spinning and flaring machine for aviation conduit;

Fig. 3 is the structural representation of described equipment platform;

4 is a schematic structural diagram of the adjustable speed motor unit;

5 is a schematic structural diagram of the main shaft assembly;

Fig. 6 is the structural exploded schematic diagram of described main shaft assembly;

Fig. 7 is the structural representation of described flaring head;

8 is a schematic structural diagram of the horizontal slide table;

Fig. 9 is the structural schematic diagram of described blessing head;

Figure 10 is a schematic structural diagram of the fixing screw;

Figure 11 is a schematic view of the flaring of the conduit;

FIG. 12 is a schematic diagram of the structure of the catheter.

The numbers in the figure represent:

1-equipment platform; 2-adjustable speed motor unit; 3-spindle assembly; 4-flaring head; 5-horizontal slide table; 6-clamping head; 7-duct; 11-operating table; 12-protective cover; 13-light; 14-auxiliary table; 15-outrigger; 16-roller; 21-motor; 22-synchronous pulley; 23-synchronous belt; 31-spindle; 32-bearing; 33-pulley; 34-four Claw chuck; 35-bearing box; 41-fixed shaft; 42-flaring rotary body; 43-first flange; 51-slide table; 52-screw; 53-guide shaft; 54-handwheel; 55- Slide table base; 61- base; 62- upper holding block; 63- fixing block; 64- fixing screw; 311- spline groove; 312- second flange; 313- step sleeve; 351- bearing hole; 352- retaining ring 511-first mounting plate; 512-screw nut; 551-second mounting plate; 552-side support unit; 641-wing handle; 642-positioning step;

Detailed ways

The above and other technical features and advantages of the present invention will be described in more detail below with reference to the accompanying drawings.

As shown in Figures 1 and 2, Figure 1 is a schematic structural diagram of the rolling spinning and flaring machine used for aviation conduits; Figure 2 is a partial structural view of the rolling spinning and flaring machine used for aviation conduits; the present invention The rolling, spinning and flaring machine for aviation conduits includes an equipment platform 1, a speed-adjustable motor unit 2, a main shaft assembly 3, a flaring head 4, a horizontal slide table 5 and a clamping head 6; the main shaft assembly 3, The adjustable speed motor unit 2 and the horizontal sliding table 5 are all arranged on the equipment platform 1; the flaring head 4 is arranged on the main shaft assembly 3, and the clamping head 6 is arranged on the on the horizontal slide 5.

As shown in FIG. 3 , which is a schematic structural diagram of the equipment platform; the equipment platform 1 includes an operating table 11 , a protective cover 12 , a lighting lamp 13 , an auxiliary table 14 , legs 15 , and rollers 16 . The protective cover 12 and the lighting lamp 13 are arranged on the operating table 11 ; the legs 15 are fixedly arranged with the operating table 11 and the auxiliary table 14 ; the protective cover 12 is used to cover and protect The speed-adjustable motor unit 2 avoids the risk of high-speed rotation when the speed-adjustable motor unit 2 is driven; the lighting lamp 13 is used for lighting, and the auxiliary table 14 is arranged below the operating table 11 , used to place operating tools; the rollers 16 are installed at the bottom of the legs 15, and the rollers 16 have a self-braking function, which can be fixed after the equipment platform 1 reaches a specific position.

As shown in FIG. 4, FIG. 4 is a schematic structural diagram of the adjustable speed motor unit; the adjustable speed motor unit 2 includes a motor 21, a synchronous pulley 22, and a synchronous belt 23; the lower part of the adjustable speed motor unit 2 Four mounting holes are provided, which are mounted on the operating table 11 of the equipment platform 1 through bolts; the end of the rotating shaft of the motor 21 and the rotating shaft of the pulley 22 are provided with key grooves, and the synchronous pulley 22 and the The motors 21 are connected by flat keys. The motor 2 drives the main shaft assembly 3 through the synchronous belt 22 .

As shown in FIGS. 5 and 6 , FIG. 5 is a schematic structural diagram of the main shaft assembly; FIG. 6 is a schematic structural exploded diagram of the main shaft assembly; the main shaft assembly 3 includes a main shaft 31 , a bearing 32 , and a pulley 33 , a four-jaw chuck 34, and a bearing box 35; the bearing box 35 is a rectangular structure, with four mounting holes in the lower part, which are connected to the equipment platform 1 by bolts; bearing holes 351 are arranged on both end faces of the bearing box 35 , connected with the outer ring of the bearing 32; a retaining ring 352 is installed on the outer end surface of the bearing hole 351, and the retaining ring 352 is connected with the bearing housing 35 by bolts; the left end of the main shaft 31 is provided with a spline groove 311, and the right end is provided with The second flange 312; the inner ring of the synchronous pulley 33 is also provided with a key groove for engaging with the spline groove 311 of the main shaft 31; the four-jaw chuck 34 is connected to the first Two flanges 312 are fitted together; two stepped sleeves 313 are arranged in the middle of the main shaft 31 , the inner ring is connected and matched with the bearing 32 , and the main shaft 31 is fixed on the bearing housing 35 through the bearing 32 .

As shown in FIG. 7 , which is a schematic structural diagram of the flaring head; the flaring head 4 includes a fixed shaft 41 , a flaring body 42 , and a first flange 43 ; the flaring head 4 passes through the fixed shaft 41 The four-jaw chuck 34 is fixed on the main shaft 31 . There are a total of 10 flaring rotating bodies 42 , which are evenly distributed along the axis on the right end of the first flange 43 , and the cross-section formed by the high-speed rotation of the flaring rotating bodies 42 is a 74° cone structure.

As shown in FIG. 8 , FIG. 8 is a schematic diagram of the structure of the horizontal slide table; The second mounting plate 551 under the sliding table base 55 is provided with fixing holes for fixing the horizontal sliding table 5; the upper first mounting plate 511 of the sliding table 51 is provided with mounting holes for mounting the clip Holding head 6, a screw nut 512 is installed on the lower part of the sliding table 51 to cooperate with the screw rod 52; both ends of the sliding table base 55 are provided with side support units 552, and bearings are installed inside the side support units 552, Used to support the screw rod 52 , the rotatable hand wheel 54 is installed at the end of the side support unit 552 on one side, the hand wheel 54 is connected with the screw rod 52 , and the hand wheel 54 can drive The lead screw 52 rotates.

As shown in Figures 9 and 10, Figure 9 is a schematic diagram of the structure of the holding head; Figure 10 is a schematic diagram of the structure of the fixing screw; the clamping head 6 is installed on the horizontal slide table 5; The holding head 6 includes a base 61 , an upper holding block 62 , a fixing block 63 and a fixing screw 64 . The base 61 is provided with fixing holes to connect with the sliding table 51, and additionally provided with threaded holes for fixing and positioning with the upper holding block 62, and steps are set on the end surface of the base 61 for positioning the fixing block 63; The upper support block 62 is used to cooperate with the base 61, and the upper support block 62 is provided with a step on the end surface, which is used in conjunction with the step on the end surface of the base 61 to position and fix the fixing block 63. The block 62 is provided with a through hole for passing through the fixing screw 64 and being fixed with the base 61 ; the fixing block is arranged as two symmetrical parts, a fixing hole is arranged in the fixing block, and the inner diameter of the fixing hole is According to the setting of the outer diameter of the conduit, the cross section of the inner end face of the fixing hole is consistent with the forming size of the conduit. The fixed block 63 is a series of structural parts, the inner diameter of which is adjustable and can be compatible with various diameters of conduits, the cross section of the end face is 74°, which is consistent with the molding size of the conduit 7, and the end face is also provided with steps, which are used to connect with the upper holding block 62 and the upper holding block 62. The steps on the upper holding block 62 are matched for positioning; the fixing screw 64 is in the shape of a fixing screw, the upper part is a butterfly handle 641 , a positioning step 642 is set next to the lower part of the butterfly handle 641 , and the lower part is a fixing screw 643 .

Referring to FIG. 2 and FIG. 11 , when in use, firstly fix the base 61 on the first mounting plate 511 of the sliding table 51 , and then select the fixing block 63 with an appropriate inner diameter to locate the lower part of the base 61 . The steps are positioned stepwise with the base 61 , put the guide tube 7 into the fixing block 63 , adjust the end face of the guide tube 7 to be flush with the end face of the fixing block 63 , and press the upper half of the fixing block 63 on the fixing block 63 . The guide tube 7 is then positioned with the upper holding block 62 through steps, and finally the fixing screw 64 is inserted through the through hole of the upper holding block 62 and matched with the threaded hole of the base 61, and the base 61 and the upper holding block 62, the fixing block 63 and the conduit 7 are firmly locked. When the motor 2 is started, the motor 2 drives the main shaft 31 to rotate at a high speed, and then drives the flaring head to rotate at a high speed through the four-jaw chuck 34 . Rotate the hand wheel 54 on the horizontal slide table 5, so that the gripping head 6 carries the guide tube 7 on the horizontal slide table 5, along the axis of the main shaft 31 to the gripping head 6 direction, the inside of the conduit 7 is in contact with the flaring body 42 of the flaring head 4. After the flaring body 42 is rolled and spun to a certain angle along the inner wall of the conduit 7 at a high speed, the clamp The holding head 6 takes the guide pipe 7 to withdraw along the axis of the main shaft 31 on the horizontal slide table 5 , and the guide pipe 7 is removed from the clamping head 6 to realize the flaring of the aviation guide pipe.

The above descriptions are only preferred embodiments of the present invention, which are merely illustrative rather than limiting for the present invention. Those skilled in the art understand that many changes, modifications and even equivalents can be made within the spirit and scope defined by the claims of the present invention, but all fall within the protection scope of the present invention.

Claims (10)

1. one kind is used for aviation conduit rolling spinning pipe-expanding machine, which is characterized in that including equipment platform, adjustable speed motor group, master Axle assembly, flaring head, horizontal sliding table and clamping head；The main shaft assembly, the adjustable speed motor group, the horizontal sliding table are all provided with It sets on the equipment platform；The flaring head is arranged on the main shaft assembly, and the clamping head is set to described horizontal sliding On platform, the clamping head fixed catheter, the adjustable speed motor group drives the flaring head on the main shaft assembly to described Conduit carries out flaring operation.

2. being used for aviation conduit rolling spinning pipe-expanding machine as described in claim 1, which is characterized in that the equipment platform includes Station, protective cover, supporting leg, idler wheel；The protective cover corresponds to the adjustable speed motor group and is set on the station；It is described Supporting leg and the station are fixedly installed；The supporting leg bottom is installed by the idler wheel.

3. being used for aviation conduit rolling spinning pipe-expanding machine as claimed in claim 2, which is characterized in that the adjustable speed motor group Including motor, synchronous pulley, synchronous belt；The motor is fixedly installed on the station；The synchronous pulley and the electricity The output shaft of machine is fixedly connected, and the motor drives the main shaft total by the transmission of the synchronous pulley and the synchronous belt At.

4. being used for aviation conduit rolling spinning pipe-expanding machine as claimed in claim 3, which is characterized in that the main shaft assembly includes Main shaft, bearing, belt wheel, chuck, bearing housing；The bearing housing is rectangular configuration and is fixedly installed on the equipment platform On；Bearing hole is arranged on two end faces in the bearing housing, connect with the outer ring of the bearing；The bearing hole outer end face installation gear Circle, the retaining ring are connect by bolt with the bearing housing；Described main shaft one end is arranged the synchronous pulley, other end setting the Two flanges；The chuck is equipped with the second flange；2 ladder sets, the ladder are set in the middle part of the main shaft Set inner ring connect cooperation with the bearing, and the main shaft is fixed on the bearing housing by the bearing.

5. being used for aviation conduit rolling spinning pipe-expanding machine as claimed in claim 4, which is characterized in that the flaring head includes solid Dead axle, flaring rotation body, second flange；The flaring head is fixed on the main shaft by the fixing axle and the chuck On, several described flaring rotation bodies are evenly arranged on the first flange end along axis, and the flaring rotation body high speed rotation forms cone Body structure.

6. being used for aviation conduit rolling spinning pipe-expanding machine as claimed in claim 5, which is characterized in that the horizontal sliding table includes Slide unit, screw rod, guiding axis, handwheel, pedestal, the slid platform base are fixed on the equipment platform；The clamping head setting exists On the slide unit, feed screw nut is installed in the lower part of the slide unit, cooperates with the screw rod；Side is arranged in the both ends of the slid platform base Support unit, the side support unit internal installation shaft are held to support the screw rod, the collateral support unit end peace of side The rotatable handwheel is filled, the handwheel is connect with the screw rod, and the handwheel is able to drive the screw rod rotation.

7. being used for aviation conduit rolling spinning pipe-expanding machine as claimed in claim 6, which is characterized in that the clamping head includes bottom Seat, upper aid block, fixed block, standing screw, the pedestal connect with the slide unit, and pass through the standing screw with it is described on Block stationary positioned is accommodated, the fixed block is set between the pedestal and the upper aid block, and the conduit is set to described In fixed block.

8. being used for aviation conduit rolling spinning pipe-expanding machine as claimed in claim 7, which is characterized in that the pedestal end face, institute It states aid block end face and is respectively provided with step；Step on the upper aid block end face and the step cooperation on the pedestal end face are fixed The fixed fixed block in position；The fixed block end face also sets up cooperation step, to cooperate the pedestal end face, the upper aid block The step of end face realizes locating effect.

9. being used for aviation conduit rolling spinning pipe-expanding machine as claimed in claim 8, which is characterized in that the fixed block is set as Symmetrical two parts are provided with fixation hole in the fixed block, and the fixation hole internal diameter cooperates the catheter outer diameter setting, The fixation hole inner face section is consistent with the conduit compact dimensions.

10. being used for aviation conduit rolling spinning pipe-expanding machine as claimed in claim 9, which is characterized in that the standing screw is Standing screw shape, the upper aid block are arranged through-hole, and the pedestal is arranged threaded hole, the standing screw pass through the through-hole with The threaded hole connection, described standing screw one end are set as butterfly handle, and closely positioning step is arranged in the butterfly handle, far End from the butterfly handle is standing screw.