CN216577501U

CN216577501U - Blast pipe processing special fixture

Info

Publication number: CN216577501U
Application number: CN202123280756.0U
Authority: CN
Inventors: 杜旺
Original assignee: Suzhou Paulson Machinery Co ltd
Current assignee: Suzhou Paulson Machinery Co ltd
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2022-05-24
Anticipated expiration: 2031-12-24

Abstract

The utility model provides a blast pipe processing special fixture. The exhaust pipe machining special fixture comprises a bottom plate; the mounting block is slidably mounted on the bottom plate; the four rotating rods are symmetrically and rotatably arranged on the mounting block; the first rotating wheel is rotatably arranged on the rotating rod; the two support rods are symmetrically and slidably arranged on the mounting block; and the second rotating wheel is rotatably arranged on the supporting rod. The utility model provides a blast pipe processing special fixture has convenient to use, convenient rotates the blast pipe, has improved machining efficiency, simultaneously, can carry out the height and adjust, is favorable to the advantage of blast pipe processing.

Description

Blast pipe processing special fixture

Technical Field

The utility model relates to an exhaust pipe processing technology field especially relates to an exhaust pipe processing special fixture.

Background

The exhaust pipe is arranged between an engine exhaust manifold and the silencer, so that the whole exhaust system is in flexible connection, the effects of reducing vibration and noise, facilitating installation and prolonging the service life of the exhaust silencing system are achieved, and a clamp is required to be used when the exhaust pipe is machined.

However, the traditional clamp is inconvenient to rotate the exhaust pipe after the exhaust pipe is fixed, so that the machining efficiency is reduced, and meanwhile, the height of the clamp is not convenient to adjust, and the clamp is not beneficial to machining of the exhaust pipe.

Therefore, it is necessary to provide a new exhaust pipe machining jig to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem provide a convenient to use, convenient rotate the blast pipe, improved machining efficiency, simultaneously, can carry out the height and adjust, be favorable to the blast pipe processing special fixture of blast pipe processing.

In order to solve the technical problem, the utility model provides an exhaust pipe processing special fixture includes: a base plate; the mounting block is slidably mounted on the bottom plate; the four rotating rods are symmetrically and rotatably arranged on the mounting block; the first rotating wheel is rotatably arranged on the rotating rod; the two support rods are symmetrically and slidably arranged on the mounting block; and the second rotating wheel is rotatably arranged on the supporting rod.

Preferably, a hydraulic cylinder is fixedly mounted at the top of the bottom plate, and an output shaft of the hydraulic cylinder is fixedly connected with the mounting block.

Preferably, first cavity has been seted up on the installation piece, the bottom of dwang extends to in the first cavity and rotatable mounting have the gyro wheel, symmetrical slidable mounting has two wedges in the first cavity, the wedge contacts with two gyro wheels that correspond, the bottom of bracing piece extend to in the first cavity and with correspond wedge fixed connection.

Preferably, two grooves are symmetrically formed in the inner wall of the bottom of the first cavity, racks are slidably mounted in the grooves, and the tops of the racks extend into the first cavity and correspond to the wedge blocks in fixed connection.

Preferably, a second cavity is formed in the mounting block and communicated with the two grooves, a rotating shaft is rotatably mounted in the second cavity, two gears are symmetrically and fixedly mounted on the rotating shaft, and the gears are meshed with the corresponding racks.

Preferably, the fixed cover in the pivot is equipped with the worm wheel, the worm is installed in the second cavity rotation, the worm meshes with the worm wheel mutually, the mounting groove has been seted up on one side inner wall of second cavity, fixed mounting has the motor in the mounting groove, the output shaft and the worm fixed connection of motor.

Preferably, four through-holes have been seted up to the symmetry on the top inner wall of first cavity, the dwang runs through corresponding the through-hole, fixed mounting has the location axle in the through-hole, seted up on the dwang and rotated the hole, the location axle runs through to correspond rotate the hole and be connected with the inner wall rotation that corresponds the rotation hole, the epaxial cover in location is equipped with torque spring, torque spring's one end and corresponding location axle fixed connection, torque spring's the other end with correspond the inner wall fixed connection who rotates the hole.

Preferably, there are four sleeves on the bottom plate symmetrically and fixedly mounted, there is a stabilizer bar in the sleeve, the top end of the stabilizer bar is fixedly connected with the mounting block, two limiting grooves are symmetrically formed in the inner wall of the sleeve, two limiting blocks are symmetrically and fixedly mounted on the stabilizer bar, and the limiting blocks are connected with the corresponding inner walls of the limiting grooves in a sliding manner.

Compared with the prior art, the utility model provides a blast pipe processing special fixture has following beneficial effect:

the utility model provides a blast pipe processing special fixture, installation piece slidable mounting is in on the bottom plate, four the dwang symmetric rotation is installed on the installation piece, first rotation wheel rotates and installs on the dwang, two bracing piece symmetric slidable mounting is in on the installation piece, the second rotates the wheel and rotates and install on the bracing piece, can fix and can make the blast pipe rotate the blast pipe on, convenient processing has improved work efficiency.

Drawings

Fig. 1 is a schematic structural diagram of a preferred embodiment of the special fixture for machining an exhaust pipe according to the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a side cross-sectional structural view of FIG. 1;

FIG. 4 is an enlarged view of the portion B shown in FIG. 3;

FIG. 5 is a schematic top cross-sectional view of the structure of FIG. 1;

FIG. 6 is an enlarged view of portion C of FIG. 5;

fig. 7 is an enlarged view of the portion D shown in fig. 5.

Reference numbers in the figures: 1. a base plate; 2. mounting blocks; 3. rotating the rod; 4. a first rotating wheel; 5. a support bar; 6. a second rotating wheel; 7. a hydraulic cylinder; 8. a first cavity; 9. a roller; 10. a wedge block; 11. a groove; 12. a rack; 13. a second cavity; 14. a rotating shaft; 15. a gear; 16. a worm gear; 17. a worm; 18. mounting grooves; 19. a motor; 20. a through hole; 21. positioning the shaft; 22. rotating the hole; 23. a torsion spring; 24. a sleeve; 25. a stabilizer bar; 26. a limiting groove; 27. and a limiting block.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Referring to fig. 1-7, the exhaust pipe processing jig includes: a base plate 1; the mounting block 2 is mounted on the bottom plate 1 in a sliding manner; the four rotating rods 3 are symmetrically and rotatably arranged on the mounting block 2; the first rotating wheel 4 is rotatably arranged on the rotating rod 3; the two support rods 5 are symmetrically and slidably arranged on the mounting block 2; and the second rotating wheel 6 is rotatably arranged on the supporting rod 5.

The top fixed mounting of bottom plate 1 has pneumatic cylinder 7, the output shaft and the installation piece 2 fixed connection of pneumatic cylinder 7 can adjust the height of installation piece 2, has improved the convenience of using.

First cavity 8 has been seted up on the installation piece 2, the bottom of dwang 3 extends to and have gyro wheel 9 in the first cavity 8 and the rotation, symmetrical slidable mounting has two wedge 10 in the first cavity 8, wedge 10 contacts with two gyro wheels 9 that correspond, the bottom of bracing piece 5 extend to in the first cavity 8 and with correspond wedge 10 fixed connection can make dwang 3 move.

Two grooves 11 have been seted up to the symmetry on the bottom inner wall of first cavity 8, slidable mounting has rack 12 in the groove 11, the top of rack 12 extend to in the first cavity 8 and with correspond wedge 10 fixed connection can make the motion of wedge 10 to fix the blast pipe.

The mounting block 2 is provided with a second cavity 13, the second cavity 13 is communicated with the two grooves 11, a rotating shaft 14 is rotatably mounted in the second cavity 13, two gears 15 are symmetrically and fixedly mounted on the rotating shaft 14, and the gears 15 are meshed with the corresponding racks 12 to enable the racks 12 to move.

The fixed cover is equipped with worm wheel 16 in the pivot 14, worm 17 is installed to the internal rotation of second cavity 13, worm 17 meshes with worm wheel 16 mutually, mounting groove 18 has been seted up on one side inner wall of second cavity 13, fixed mounting has motor 19 in the mounting groove 18, motor 19's output shaft and worm 17 fixed connection can make pivot 14 rotate, simultaneously, can carry out the auto-lock.

Four through-holes 20 have been seted up to the symmetry on the top inner wall of first cavity 8, dwang 3 runs through the correspondence through-hole 20, through-hole 20 internal fixation has location axle 21, rotation hole 22 has been seted up on dwang 3, location axle 21 runs through the correspondence rotate hole 22 and rotate with the inner wall that corresponds rotation hole 22 and be connected, the cover is equipped with torsion spring 23 on the location axle 21, torsion spring 23's one end with correspond location axle 21 fixed connection, torsion spring 23's the other end with correspond the inner wall fixed connection who rotates hole 22 can make dwang 3 reset.

The last symmetry fixed mounting of bottom plate 1 has four sleeves 24, slidable mounting has stabilizer bar 25 in the sleeve 24, stabilizer bar 25's top and installation piece 2 fixed connection can improve the motion stability of installation piece 2, two spacing grooves 26 have been seted up to the symmetry on sleeve 24's the inner wall, symmetry fixed mounting has two stopper 27 on the stabilizer bar 25, stopper 27 and corresponding the inner wall sliding connection of spacing groove 26 can restrict stabilizer bar 25's motion height, prevents that stabilizer bar 25 from shifting out sleeve 24.

The utility model provides a blast pipe processing special fixture's theory of operation as follows:

when in use, the exhaust pipe is placed on the two second rotating wheels 6, the motor 19 is started, the motor 19 drives the worm 17 to rotate, the worm 17 drives the worm wheel 16 to rotate, the worm wheel 16 drives the rotating shaft 14 to rotate, the rotating shaft 14 drives the two gears 15 to rotate, the gears 15 drive the racks 12 to move, the racks 12 drive the wedge blocks 10 to move upwards, the wedge blocks 10 drive the two corresponding rotating rods 3 to move towards the directions close to each other under the action of the two rollers 9, meanwhile, the wedge 10 drives the support rod 5 to move upwards, the exhaust pipe is fixed, at the moment, the torsion spring 23 is in a force accumulation state, under the action of the first rotating wheel 4 and the second rotating wheel 6, the exhaust pipe can be conveniently rotated and comprehensively processed without repeated clamping, the working efficiency is improved, when the height of the mounting block 2 needs to be adjusted, the hydraulic cylinder 7 is started, and the height of the mounting block 2 can be adjusted; after the machining is finished, the motor 19 is started reversely, the wedge block 10 is made to move downwards, the wedge block 10 drives the supporting rod 5 to move downwards, meanwhile, under the action of the torsion spring 23, the two corresponding rotating rods 3 move towards the direction away from each other, and at the moment, the exhaust pipe can be taken down.

the utility model provides a blast pipe processing special fixture, 2 slidable mounting of installation piece are in on the bottom plate 1, four 3 symmetric rotation of dwang are installed on the installation piece 2, first rotation wheel 4 rotates to be installed on the dwang 3, two 5 symmetric slidable mounting of bracing piece are in on the

installation piece

2, 6 rotations of second rotation wheel are installed on bracing piece 5, can fix and can make the blast pipe rotate to the blast pipe, and convenient processing has improved work efficiency.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. The utility model provides an exhaust pipe processing special fixture which characterized in that includes:

a base plate;

the mounting block is slidably mounted on the bottom plate;

the four rotating rods are symmetrically and rotatably arranged on the mounting block;

the first rotating wheel is rotatably arranged on the rotating rod;

the two support rods are symmetrically and slidably arranged on the mounting block;

and the second rotating wheel is rotatably arranged on the supporting rod.

2. The exhaust pipe machining special fixture according to claim 1, wherein a hydraulic cylinder is fixedly mounted at the top of the bottom plate, and an output shaft of the hydraulic cylinder is fixedly connected with the mounting block.

3. The special clamp for machining the exhaust pipe according to claim 2, wherein a first cavity is formed in the mounting block, the bottom end of the rotating rod extends into the first cavity and is rotatably provided with rollers, two wedge-shaped blocks are symmetrically and slidably provided in the first cavity and are in contact with the two corresponding rollers, and the bottom end of the supporting rod extends into the first cavity and is fixedly connected with the corresponding wedge-shaped block.

4. The exhaust pipe machining special fixture according to claim 3, wherein two grooves are symmetrically formed in the inner wall of the bottom of the first cavity, racks are slidably mounted in the grooves, and tops of the racks extend into the first cavity and are fixedly connected with the corresponding wedge blocks.

5. The exhaust pipe machining special fixture according to claim 4, wherein a second cavity is formed in the mounting block and is communicated with the two grooves, a rotating shaft is rotatably mounted in the second cavity, two gears are symmetrically and fixedly mounted on the rotating shaft, and the gears are meshed with the corresponding racks.

6. The exhaust pipe processing special fixture according to claim 5, wherein a worm wheel is fixedly sleeved on the rotating shaft, a worm is rotatably installed in the second cavity, the worm is engaged with the worm wheel, an installation groove is formed in an inner wall of one side of the second cavity, a motor is fixedly installed in the installation groove, and an output shaft of the motor is fixedly connected with the worm.

7. The exhaust pipe machining special fixture according to claim 3, characterized in that four through holes are symmetrically formed in the inner wall of the top of the first cavity, the rotating rod penetrates through the corresponding through holes, a positioning shaft is fixedly mounted in the through holes, a rotating hole is formed in the rotating rod, the positioning shaft penetrates through the corresponding rotating hole and is rotatably connected with the inner wall of the corresponding rotating hole, a torsion spring is sleeved on the positioning shaft, one end of the torsion spring is fixedly connected with the corresponding positioning shaft, and the other end of the torsion spring is fixedly connected with the corresponding inner wall of the rotating hole.

8. The exhaust pipe machining special fixture according to claim 1, wherein four sleeves are symmetrically and fixedly mounted on the base plate, a stabilizer bar is slidably mounted in each sleeve, the top end of the stabilizer bar is fixedly connected with the mounting block, two limiting grooves are symmetrically formed in the inner wall of each sleeve, two limiting blocks are symmetrically and fixedly mounted on each stabilizer bar, and each limiting block is slidably connected with the corresponding inner wall of each limiting groove.