CN216656395U

CN216656395U - Automobile exhaust pipe fixing clamp with induction base

Info

Publication number: CN216656395U
Application number: CN202220097824.5U
Authority: CN
Inventors: 李玉能; 王文凯; 刘贺平; 向望洪; 张勇; 王骄君; 杨永亮
Original assignee: Fuji Machinery Industry Ningbo Co ltd
Current assignee: Fuji Machinery Industry Ningbo Co ltd
Priority date: 2022-01-14
Filing date: 2022-01-14
Publication date: 2022-06-03
Anticipated expiration: 2032-01-14

Abstract

The utility model discloses an automobile exhaust pipe fixing clamp with an induction base, which comprises a chuck main body, wherein a floating abutting component, an angular fixing component and a positioning component are arranged on the chuck main body; a piston rod of the piston cylinder is hinged with a supporting block, the piston cylinder is provided with a fixed block, and the middle part of the supporting block is hinged to the fixed block through a linking block. The utility model has the following advantages and effects: the new mechanical structure of this scheme utilization adopts and sets up the mode that floats to tight subassembly, fixed subassembly of angle and locating component in the chuck main part, and locating component passes through the constant head tank and supports tight piece with the vehicle vent-pipe whole clamp tightly, the location, when the lathe drives the chuck main part and rotates, can process hole, interior conical surface and the external screw thread of small vent hole through the tool bit, has the centre gripping effect more stable, the processing of being convenient for.

Description

Automobile exhaust pipe fixing clamp with induction base

Technical Field

The utility model relates to the technical field of tool fixtures, in particular to an automobile exhaust pipe fixing fixture with an induction base.

Background

The automobile exhaust pipe is a common automobile part, as shown in fig. 1, the automobile exhaust pipe in the prior art comprises an exhaust pipe main body 1 ' which is integrally in a right-angle shape, a circular through hole 2 ' is formed in one end of the exhaust pipe main body 1 ', an inclined through hole 3 ' is formed in the other end of the exhaust pipe main body 1 ', a convex ring 4 ' is further convexly arranged on the side wall of the exhaust pipe, a convex point 5 ' is arranged on the side wall of the exhaust pipe, a step 6 ' is formed on the outer wall of the circular through hole 2 ', a small vent hole 7 ' is arranged on the side wall close to the circular through hole 2 ', an inner conical surface 8 ' (shown in fig. 2) is arranged in the small vent hole 7 ', and an external thread 9 ' is arranged on the outer wall of the small vent hole 7 '.

When the automobile exhaust pipe is machined, the inner hole, the inner conical surface and the external thread of the small vent hole need to be machined, so that a clamp capable of clamping and fixing the automobile exhaust pipe is urgently needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an automobile exhaust pipe fixing clamp with an induction base, which has the effects of stable clamping and convenience in processing.

The technical purpose of the utility model is realized by the following technical scheme: a fixing clamp for an automobile exhaust pipe with an induction base comprises a chuck main body, wherein a floating abutting component, an angular fixing component and a positioning component are arranged on the chuck main body; a piston rod of the piston cylinder is hinged to a propping block, the piston cylinder is provided with a fixing block, and the middle part of the propping block is hinged to the fixing block through a linking block.

Through adopting above-mentioned technical scheme, when being fixed in the chuck main part to the vehicle vent-pipe, earlier with circular through-hole end correspondence embedding in the constant head tank prepositioning, and locking structure carries out the locking location with the lateral wall of circular through-hole, float to support tight subassembly and angle fixed subassembly and all support tightly on the lateral wall that acts on the slant through-hole, and float to support tight subassembly and angle fixed subassembly's effort relative. And finally, the piston cylinder is started, one end of the piston rod hinged to the piston cylinder of the abutting block is driven to lift upwards, and under the hinging action of the linking block, the other end of the abutting block moves downwards and abuts against the convex point of the automobile exhaust pipe. So, can realize that the centre gripping of automobile exhaust pipe is fixed, when the lathe drives chuck main part and rotates, can process hole, interior conical surface and the external screw thread of small vent hole through the tool bit, have the centre gripping effect more stable, the processing of being convenient for.

The utility model is further configured as follows: the locking structure comprises three lock pins which are distributed in a triangular manner, and the side wall of the positioning block is provided with a through hole for the lock pin to correspondingly extend into the positioning groove.

Through adopting above-mentioned technical scheme, when automobile exhaust pipe's circular through-hole end corresponds and stretches into in the constant head tank, three lockpin supports tightly respectively on the outer wall of circular through-hole end, because three lockpin is triangular distribution for the stability of the tight location of supporting of three lockpin is higher.

The utility model is further provided with: the lockpin is including fixed main part, location head and first spring, and fixed main part threaded connection has seted up in the through-hole and has held the chamber in the fixed main part, and first spring is located and is held the intracavity, and the one end of first spring is fixed in the inner wall that holds the chamber, and the other end of first spring is fixed in the location head, and first spring orders about the location head and has stretched out the motion trend that holds the chamber all the time.

Through adopting above-mentioned technical scheme, under the elastic force effect of first spring, can make the location head support tightly to be located the lateral wall of circular through-hole, and because the location head relatively fixed main part is mobile, so, applicable in the automobile exhaust pipe of multiple model, different bores, in addition, still can carry out position control along the axial through twisting fixed main part.

The utility model is further provided with: the end part of the positioning head extending out of the accommodating cavity is hemispherical.

Through adopting above-mentioned technical scheme, the tip with the location head sets up to hemispherical, can play the guide effect to a certain extent, is convenient for the location head retraction to holding in the chamber.

The utility model is further provided with: the floating support component comprises a floating support fixed on the chuck body, a floating block is arranged on the floating support, a first mounting groove is formed in the front end of the floating block, an adjusting column is movably arranged in the first mounting groove, an elastic piece is arranged in the first mounting groove, and the elastic piece drives the adjusting column to have a motion trend extending out of the first mounting groove all the time.

Through adopting above-mentioned technical scheme, when prepositioning, the adjustment post supports in vehicle vent-pipe's lateral wall, because the adjustment post can be relative first mounting groove concertina movement under the elastic force effect of elastic component, so, can play certain effect of dodging when vehicle vent-pipe is scheduled to be located the constant head tank.

The utility model is further provided with: the elastic component sets up to the second spring, and the one end of second spring is fixed in the inner wall of first mounting groove, and the other end of second spring is fixed in the adjustment post.

The utility model is further provided with: the second mounting groove has been seted up to the floating support, and the air flue has been seted up to the floating support in the second mounting groove was located in the slider activity, and the air flue communicates in the second mounting groove.

Through adopting above-mentioned technical scheme, connect gas supply unit with the one end of air flue, when gas supply unit ventilates in to the air flue, gas lets in to the second mounting groove through the air flue to promote the slider outwards to move, make the adjustment post support tightly in vehicle vent-pipe's lateral wall, so, the adjustment post is more stable to vehicle vent-pipe's support tight effect.

The utility model is further provided with: the angle fixing assembly comprises an angle block, the angle block is fixed on the chuck body, bolt holes are formed in the angle block, and fixing bolts are connected with the bolt holes in a threaded mode.

Through adopting above-mentioned technical scheme, the nut of fixing bolt tip supports tightly in vehicle vent-pipe's lateral wall, thereby can adjust the clamping effort to vehicle vent-pipe through twisting fixing bolt.

The utility model is further provided with: the chuck main body is also provided with a special-shaped balance block, and the special-shaped balance block is arranged opposite to the positioning seat.

Through adopting above-mentioned technical scheme, the setting of dysmorphism balancing piece for chuck main part has better equilibrant when rotating, is difficult for rocking, thereby improves processingquality.

In conclusion, the utility model has the following beneficial effects:

1. the floating abutting assembly, the angular fixing assembly and the positioning assembly are arranged on the chuck main body, the positioning assembly integrally clamps and positions the automobile exhaust pipe through the positioning groove and the abutting block, when the lathe drives the chuck main body to rotate, an inner hole, an inner conical surface and an external thread of the small vent hole can be machined through the tool bit, and the clamping chuck has the effects of being stable in clamping and convenient to machine;

2. the positioning block is provided with three locking pins which are distributed in a triangular manner, and the locking pins can tightly abut against the side wall of the automobile exhaust pipe, so that the stability is high;

3. the mode that the lockpin set up to fixed main part, activity locate fixed main part's location head and first spring, under the elastic force effect of first spring, can make the location head support tightly to be located the lateral wall of circular through-hole, and because the location head is mobile relative fixed main part, so, applicable in the automobile exhaust pipe of multiple model, different bores, in addition, still can carry out position control along the axial through twisting fixed main part.

Drawings

Fig. 1 is a schematic structural view of an exhaust pipe of an automobile in the related art.

FIG. 2 is a schematic view showing the overall structure of the exhaust pipe of the automobile according to the embodiment.

Fig. 3 is a schematic diagram of the overall structural relationship of the embodiment.

Fig. 4 is a schematic structural relationship diagram of the positioning assembly of the embodiment.

FIG. 5 is a cross-sectional view of a locating block of an embodiment.

Figure 6 is a cross-sectional view of the floating clinch assembly of the embodiment.

In the figure: 1', an exhaust pipe main body; 2', a circular through hole; 3', an oblique through hole; 4', a convex ring; 5', salient points; 6', a step; 7', small vent holes; 8', an inner conical surface; 9', an external thread; 1. a chuck body; 11. a special-shaped balance block; 2. a floating and abutting assembly; 21. a floating support; 211. a second mounting groove; 212. an airway; 22. a slider; 221. a first mounting groove; 23. a second spring; 24. adjusting the column; 3. an angular fixing component; 31. an angular block; 32. fixing the bolt; 4. a positioning assembly; 41. positioning seats; 42. positioning blocks; 421. positioning a groove; 422. a through hole; 43. a piston cylinder; 431. a fixed block; 5. a lock pin; 51. a fixed body; 511. an accommodating chamber; 52. positioning the head; 53. a first spring; 6. a propping block; 61. and linking the blocks.

Detailed Description

The utility model will be further described with reference to the accompanying drawings.

An automobile exhaust pipe fixing clamp with an induction base is shown in figures 2-3 and comprises a chuck main body 1, wherein a floating abutting component 2, an angular fixing component 3 and a positioning component 4 are arranged on the chuck main body 1, a special-shaped balance block 11 is further arranged on the chuck main body 1, and the special-shaped balance block 11 is arranged opposite to a positioning seat 41. When adding man-hour, chuck body 1 is fixed in on the lathe, and the lathe drives chuck body 1 rotatory, and the setting of dysmorphism balancing piece 11 for chuck body 1 has better equilibrant when rotating, is difficult for rocking, thereby improves processingquality.

As shown in fig. 3-5, the positioning assembly 4 includes a positioning seat 41, a positioning block 42 and a piston cylinder 43, the positioning seat 41 is fixedly mounted on the chuck body 1, the positioning block 42 and the piston cylinder 43 are both fixed on the positioning seat 41, the positioning block 42 is provided with a circular positioning slot 421, and the positioning slot 421 is matched with the circular through hole end of the exhaust pipe body 1'. A locking structure is arranged in the positioning groove 421, the locking structure includes three locking pins 5, the three locking pins 5 are distributed in a triangular shape, and three through holes 422 for the locking pins 5 to correspondingly extend into the positioning groove 421 are formed in the side wall of the positioning block 42. The lock pin 5 comprises a fixing main body 51, a positioning head 52 and a first spring 53, wherein the fixing main body 51 is in threaded connection with the through hole 422, an accommodating cavity 511 is formed in the fixing main body 51, the first spring 53 is arranged in the accommodating cavity 511, one end of the first spring 53 is fixed on the inner wall of the accommodating cavity 511, the other end of the first spring 53 is fixed on the positioning head 52, and the first spring 53 drives the positioning head 52 to have a movement trend of extending out of the accommodating cavity 511 all the time. The end of the positioning head 52 extending out of the accommodating cavity 511 is hemispherical, and the end of the positioning head 52 is hemispherical, so that the positioning head 52 can play a role in guiding to a certain extent, and can be conveniently retracted into the accommodating cavity 511.

As shown in fig. 4, a piston rod of the piston cylinder 43 is hinged with a propping block 6, the piston cylinder 43 is provided with a fixed block 431, the rear end of the propping block 6 is hinged on the piston rod, and the middle part of the propping block 6 is hinged on the fixed block 431 through a linking block 61.

As shown in fig. 3 and 6, the floating and fastening assembly 2 includes a floating support 21 fixed on the chuck body 1, the floating support 21 has a second mounting groove 211, a floating block 22 is movably disposed in the second mounting groove 211, a first mounting groove 221 is disposed at the front end of the floating block 22, an adjusting column 24 is movably disposed in the first mounting groove 221, an elastic member is disposed in the first mounting groove 221, the elastic member drives the adjusting column 24 to have a movement trend extending out of the first mounting groove 221 all the time, in this embodiment, the elastic member is a second spring 23, one end of the second spring 23 is fixed on the inner wall of the first mounting groove 221, and the other end of the second spring 23 is fixed on the adjusting column 24. When the position is preset, the adjusting column 24 is abutted against the side wall of the automobile exhaust pipe, and the adjusting column 24 can move telescopically relative to the first mounting groove 221 under the elastic force of the second spring 23, so that when the automobile exhaust pipe is preset in the positioning groove 421, a certain avoiding effect can be achieved.

As shown in fig. 6, the floating support 21 is provided with an air passage 212, and the air passage 212 is communicated with the second mounting groove 211. Connect air feeder with the one end of air flue 212, when air feeder ventilates to air flue 212, gaseous through air flue 212 lets in to second mounting groove 211 to promote slider 22 outwards to move, make adjustment post 24 support tightly in the lateral wall of vehicle vent-pipe, so, adjustment post 24 is more stable to vehicle vent-pipe's support tight effect.

As shown in fig. 3, the angular fixing assembly 3 includes an angular block 31, the angular block 31 is fixed to the chuck body 1, the angular block 31 is provided with a bolt hole, and a fixing bolt 32 is connected to the bolt hole through a thread. The nut at the end of the fixing bolt 32 abuts against the side wall of the automobile exhaust pipe, and the clamping acting force on the automobile exhaust pipe can be adjusted by screwing the fixing bolt 32.

The basic working principle of the utility model is as follows: when the automobile exhaust pipe is fixed on the chuck body 1, the circular through hole end is correspondingly embedded into the positioning groove 421 for prepositioning, the three lock pins 5 respectively abut against the outer wall of the circular through hole end, under the elastic action of the first spring 53, the positioning head 52 abuts against and is positioned on the outer side wall of the circular through hole, as the three lock pins 5 are in triangular distribution, the abutting and positioning stability of the three lock pins 5 is higher, and as the positioning head 52 is movable relative to the fixing body 51, the automobile exhaust pipe is applicable to automobile exhaust pipes of various models and different calibers, in addition, the fixing body 51 can be screwed to carry out position adjustment along the axial direction. The floating abutting component 2 and the angular fixing component 3 both abut against the outer side wall of the oblique through hole, and the acting force of the floating abutting component 2 is opposite to that of the angular fixing component 3. Finally, the piston cylinder 43 is started to drive one end of the piston rod hinged to the piston cylinder 43 of the abutting block 6 to lift upwards, and under the hinging action of the linking block 61, the other end of the abutting block 6 moves downwards and abuts against a salient point of the automobile exhaust pipe. So, can realize that the centre gripping of automobile exhaust pipe is fixed, when lathe drive chuck main part 1 rotated, can process hole, interior conical surface and the external screw thread of small vent hole through the tool bit, had the effect that the centre gripping is more stable, the processing of being convenient for.

The above description is only a preferred embodiment of the present invention, and all equivalent changes or modifications of the structure, characteristics and principles described in the present patent application are included in the present patent application.

Claims

1. The utility model provides a take automobile exhaust pipe mounting fixture of response base, includes chuck main part (1), its characterized in that: the chuck comprises a chuck body (1), and is characterized in that a floating abutting component (2), an angular fixing component (3) and a positioning component (4) are arranged on the chuck body (1), the positioning component (4) comprises a positioning seat (41), a positioning block (42) and a piston cylinder (43), the positioning block (42) and the piston cylinder (43) are both fixed on the positioning seat (41), the positioning block (42) is provided with a positioning groove (421), and a locking structure is arranged in the positioning groove (421); the piston rod of the piston cylinder (43) is hinged with a propping block (6), the piston cylinder (43) is provided with a fixing block (431), and the middle part of the propping block (6) is hinged to the fixing block (431) through a linking block (61).

2. The automobile exhaust pipe fixing clamp with the induction base as recited in claim 1, wherein: the locking structure comprises three locking pins (5), the three locking pins (5) are distributed in a triangular mode, and through holes (422) for the locking pins (5) to correspondingly extend into the positioning grooves (421) are formed in the side wall of the positioning block (42).

3. The automobile exhaust pipe fixing clamp with the induction base according to claim 2, characterized in that: the lock pin (5) comprises a fixing main body (51), a positioning head (52) and a first spring (53), the fixing main body (51) is connected into the through hole (422) in a threaded mode, an accommodating cavity (511) is formed in the fixing main body (51), the first spring (53) is arranged in the accommodating cavity (511), one end of the first spring (53) is fixed to the inner wall of the accommodating cavity (511), the other end of the first spring (53) is fixed to the positioning head (52), and the first spring (53) drives the positioning head (52) to have a movement trend of extending out of the accommodating cavity (511) all the time.

4. The automobile exhaust pipe fixing clamp with the induction base according to claim 3, characterized in that: the end part of the positioning head (52) extending out of the accommodating cavity (511) is hemispherical.

5. The automobile exhaust pipe fixing clamp with the induction base as recited in claim 1, wherein: the floating abutting component (2) comprises a floating support (21) fixed on a chuck body (1), a floating block (22) is arranged on the floating support (21), a first mounting groove (221) is formed in the front end of the floating block (22), an adjusting column (24) is movably arranged in the first mounting groove (221), an elastic piece is arranged in the first mounting groove (221), and the elastic piece drives the adjusting column (24) to always have a motion trend of extending out of the first mounting groove (221).

6. The automobile exhaust pipe fixing clamp with the induction base according to claim 5, characterized in that: the elastic piece is provided with a second spring (23), one end of the second spring (23) is fixed on the inner wall of the first mounting groove (221), and the other end of the second spring (23) is fixed on the adjusting column (24).

7. The automobile exhaust pipe fixing clamp with the induction base according to claim 5, characterized in that: the floating support seat (21) is provided with a second mounting groove (211), the floating block (22) is movably arranged in the second mounting groove (211), the floating support seat (21) is provided with an air passage (212), and the air passage (212) is communicated with the second mounting groove (211).

8. The automobile exhaust pipe fixing clamp with the induction base according to claim 1, characterized in that: the angle fixing assembly (3) comprises an angle block (31), the angle block (31) is fixed on the chuck body (1), a bolt hole is formed in the angle block (31), and a fixing bolt (32) is connected to the bolt hole in an internal thread mode.

9. The automobile exhaust pipe fixing clamp with the induction base according to claim 1, characterized in that: the special-shaped balance block (11) is further arranged on the chuck main body (1), and the special-shaped balance block (11) is opposite to the positioning seat (41).