CN217801222U

CN217801222U - Positioning fixture for machining variable-diameter pipeline of automobile engine

Info

Publication number: CN217801222U
Application number: CN202221451705.1U
Authority: CN
Inventors: 周太平; 刘玉海; 曾强; 秦笑妍
Original assignee: Jiangsu Oulang Automotive Fluid System Co ltd
Current assignee: Jiangsu Oulang Automobile Technology Co ltd
Priority date: 2022-06-12
Filing date: 2022-06-12
Publication date: 2022-11-15
Anticipated expiration: 2032-06-12

Abstract

The utility model provides a positioning fixture is used in processing of automobile engine reducing pipeline, including the chassis, first extension board, second extension board and landing leg, the spout has all been seted up to both sides around the chassis upper end, specifications such as landing leg are provided with a plurality ofly, specifications such as second extension board are provided with two, two second extension boards are transversely fixed respectively in a plurality of landing leg upper ends, two relative outside front and back ends in second extension board upper end all are provided with longitudinal sleeve, specifications such as first extension board are provided with two, two first extension boards are located directly over two second extension boards respectively, two relative outside front and back ends of first extension board lower extreme all are provided with the inserted bar, it is fixed that original device centre gripping scope has been solved in this design, can not adjust the problem of using according to reducing pipe actual length and radius, the utility model discloses rational in infrastructure, the practicality is good, and the centre gripping scope is adjustable, can adjust the use according to reducing pipe actual length and radius, and then conveniently process reducing pipe.

Description

Positioning fixture for machining variable-diameter pipeline of automobile engine

Technical Field

The utility model relates to a but automobile engine positioning fixture for machining of reducing pipeline belongs to reducing pipe auxiliary assembly technical field.

Background

The reducer pipe is a pipeline formed by serially connecting pipe sections with different diameters in sequence. The pressure loss is equal to the sum of the pressure losses of the pipe sections. It is often used where there are multiple branch pipes along the way. The inlet ends of a plurality of single pipelines or pipelines connected in series are collected, and the outlet ends are also connected to form a pipe network. The pressure loss of the fluid in each branch is equal and the flow at the pipe connection point is equal to the sum of the flows of the branches. It is often used in large volume or multiple expansion.

In the prior art, when various machining is carried out on the reducer pipe, a positioning clamp is generally required to be used for limiting and fixing the reducer pipe, but the clamping range of the existing positioning clamp is fixed, and the reducer pipe cannot be adjusted and used according to the actual length and the radius of the reducer pipe, so that the positioning clamp for machining the reducer pipeline of the automobile engine is urgently needed to solve the problems.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a but positioning fixture is used in machining of automobile engine reducing pipeline to solve the problem that proposes in the above-mentioned background art, the utility model discloses rational in infrastructure, the practicality is good, and the centre gripping scope is adjustable, can adjust the use according to reducing pipe actual length and radius, and then conveniently process reducing pipe.

In order to achieve the above purpose, the present invention is realized by the following technical solution: the utility model provides a positioning fixture is used in processing of automobile engine variable diameter pipeline, includes chassis, first extension board, second extension board and landing leg, the spout has all been seted up to both sides around the chassis upper end, specifications such as landing leg etc. are provided with a plurality ofly, specifications such as second extension board are provided with two, two second extension board is transversely fixed respectively in a plurality of landing leg upper ends, two the relative outside front and back end in second extension board upper end all is provided with longitudinal sleeve, specifications such as first extension board are provided with two, two first extension board is located two second extension boards respectively, two the relative outside front and back end of first extension board lower extreme all is provided with the inserted bar, two the relative inboard of second extension board and two first extension boards all runs through and is provided with two threaded rods, eight the relative inboard of threaded rod all is provided with the bearing frame, eight the relative outside left and right sides of bearing frame all vertically is provided with the gag lever, four of them relative inboard of bearing frame all is provided with first arc top piece, and the other four the relative inboard of bearing frame all is provided with second arc top piece.

Furthermore, the lower ends of the support legs are provided with transverse rods, the lower ends of the transverse rods are provided with guide wheels, the guide wheels slide in the two sliding grooves respectively, and hand screws penetrate through the left side and the right side of the upper ends of the transverse rods and abut against the two sliding grooves.

Further, it is a plurality of the inserted bar lower extreme is inserted respectively and is established in a plurality of vertical sleeves, and is a plurality of the equal from top to bottom equidistance has been seted up in inserted bar left side, and is a plurality of first through-holes have all been seted up from top to bottom equidistance in vertical sleeve left side, the top first through-hole and the first through-hole of downside all run through between rather than two second through-holes and be provided with the bolt.

Further, two first backup pad all is provided with a plurality of angle steel with a plurality of inserted bar junction.

Furthermore, the eight opposite outer sides of the threaded rods are provided with hand-turning wheel discs.

Furthermore, the relative inner sides of the two second support plates and the two first support plates are provided with limiting holes in a penetrating manner, and the plurality of limiting rods are respectively positioned in the plurality of limiting holes in a penetrating manner.

The utility model has the advantages that: the utility model discloses a positioning fixture is used in processing of automobile engine reducing pipeline, because of the utility model discloses add the chassis, the leading wheel, hand screw, the landing leg, vertical sleeve, first through-hole, the inserted bar, second through-hole and bolt to can adjust the transverse distance and the longitudinal distance between first extension board and the second extension board, and then can adjust according to the length and the diameter of reducing pipe, and the hand carousel dish that adds, the threaded rod, the gag lever post, the bearing frame, first dome piece and second dome piece, can fix reducing pipe, and then be convenient for be connected between the reducing pipe left and right sides and the external equipment.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic cross-sectional view of the overall structure of a positioning fixture for machining a variable-diameter pipeline of an automobile engine according to the present invention;

FIG. 2 is an enlarged schematic view of the positioning fixture for machining the variable diameter pipeline of the automobile engine at the position A;

FIG. 3 is a schematic top view of the bottom frame of the positioning fixture for machining the variable diameter pipeline of the automobile engine of the present invention;

in the figure: 1-underframe, 2-chute, 3-guide wheel, 4-hand screw, 5-support leg, 6-hand rotary wheel disc, 7-threaded rod, 8-spacing hole, 9-spacing rod, 10-bearing seat, 11-first arc top plate, 12-second arc top plate, 13-longitudinal sleeve, 14-first through hole, 15-inserted rod, 16-second through hole, 17-inserted pin, 18-first support plate and 19-second support plate.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a but positioning fixture is used in machining of automobile engine reducing pipeline, including chassis 1, first extension board 18, second extension board 19 and landing leg 5, spout 2 has all been seted up to chassis 1 upper end front and back both sides, landing leg 5 isotacticity is provided with a plurality ofly, second extension board 19 isotacticity is provided with two, two second extension boards 19 transversely fix respectively in a plurality of landing leg 5 upper ends, two second extension board 19 upper end relative outside front and back ends all are provided with vertical sleeve 13, first extension board 18 isotacticity is provided with two, two first extension boards 18 are located two second extension boards 19 respectively directly over, two first extension board 18 lower extreme relative outside front and back ends all are provided with inserted bar 15, two second extension boards 19 and two first extension board 18 relative inboard all run through and are provided with two threaded rods 7, eight threaded rod 7 relative inboard all are provided with bearing frame 10, eight bearing frame 10 relative outside left and right sides all vertically are provided with gag lever 9, wherein four bearing frame 10 relative inboard all are provided with first arc top piece 11, four bearing frame 10 relative inboard all are provided with second arc top piece 12 in addition, this design has solved original device clamping range and has fixed, the problem that can not carry out the radius according to the regulation pipe and the actual diameter.

5 lower extremes of a plurality of landing legs all are provided with the transverse bar, and a plurality of transverse bar lower extremes all is provided with leading wheel 3, a plurality of leading wheels 3 slide respectively and are located two spouts 2, a plurality of transverse bar upper end left and right sides all runs through and is provided with hand screw 4, 4 lower extremes of a plurality of hand screw all support in two spouts 2, leading wheel 3 and hand screw 4 through the interpolation, make a plurality of landing legs 5 can control about 1 upper end of chassis, and then can adjust according to the length of reducing pipe.

The lower ends of the plurality of inserting rods 15 are respectively inserted into the plurality of longitudinal sleeves 13, a plurality of second through holes 16 are formed in the left sides of the plurality of inserting rods 15 at equal distances from top to bottom, a plurality of first through holes 14 are formed in the left sides of the plurality of longitudinal sleeves 13 at equal distances from top to bottom, the first through holes 14 on the uppermost side and the first through holes 14 on the lowermost side and the two second through holes 16 penetrate through the bolts 17, the vertical sleeves 13 and the inserting rods 15 are added, so that the height between the two first support plates 18 and the two second support plates 19 can be changed, and further the diameter of the reducer pipe can be adjusted.

Two first buttresses 18 all are provided with a plurality of angle steel with a plurality of inserted bar 15 junctions, through a plurality of angle steels of interpolation for two first buttresses 18 are better with a plurality of inserted bar 15 junctions intensity.

The eight threaded rods 7 are all provided with hand-rotating wheel discs 6 on the opposite outer sides, and the added hand-rotating wheel discs 6 facilitate the rotation of the eight threaded rods 7 by workers.

Two second extension boards 19 and two first extension boards 18 relative inboard all run through and have seted up spacing hole 8, and a plurality of gag lever posts 9 run through respectively to be located a plurality of spacing holes 8, through a plurality of gag lever posts 9 that add for four first arc top sheets 11 are more steady when being driven with four second arc top sheets 12 and reciprocate.

As an embodiment of the present invention: when the reducer pipe needs to be clamped and fastened, the plurality of hand-screwed screws 4 are unscrewed, the plurality of supporting legs 5 are pushed, the transverse distance between the two first supporting plates 18 and the two second supporting plates 19 can be changed (in the process, the plurality of guide wheels 3 move in the two sliding grooves 2), the plurality of supporting legs 5 can be stopped being pushed by adjusting the length of the reducer pipe to a proper position, and then the plurality of hand-screwed screws 4 are screwed, so that the lower ends of the plurality of hand-screwed screws 4 are tightly propped against the two sliding grooves 2; then, the plurality of bolts 17 are pulled out from the uppermost first through hole 14, the lowermost first through hole 14 and the two second through holes 16, so that the height of the plurality of inserting rods 15 inserted in the plurality of longitudinal sleeves 13 can be adjusted, the height between the two first support plates 18 and the two second support plates 19 can be changed, after the diameter of the reducer pipe is adjusted to a proper position, the plurality of bolts 17 are inserted into the uppermost first through hole 14, the lowermost first through hole 14 and the second through holes 16 at opposite positions again, then, the reducer pipe is placed between the four first arc-shaped top plates 11 and the four second arc-shaped top plates 12, then, the eight hand rotating wheels 6 are rotated in opposite directions, the eight threaded rods 7 are rotated in opposite directions, the four first arc-shaped top plates 11 and the four second arc-shaped top plates 12 are driven by the eight rotating bearing seats 10 to move in opposite directions (in the process, the plurality of limiting rods 9 move in the plurality of limiting holes 8, so that the four first arc-shaped top plates 11 and the four second arc-shaped top plates 12 are driven by the eight rotating bearing seats 10 to move in opposite directions, and the four arc-shaped top plates 11 and the two sides of the reducer pipe can be more stably clamped with the two sides of the ring-shaped top plates 11, and then, the two sides of the reducer pipe can be more tightly connected with the two sides of the ring-shaped top plate 12, and the reducer pipe.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific 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

1. The utility model provides a positioning fixture is used in processing of automobile engine variable diameter pipeline, includes chassis (1), first extension board (18), second extension board (19) and landing leg (5), its characterized in that: chassis (1) upper end front and back both sides have all been seted up spout (2), the rule such as landing leg (5) is provided with a plurality ofly, the rule such as second extension board (19) is provided with two, two second extension board (19) transversely fixes respectively in a plurality of landing leg (5) upper end, two the relative outside front and back end of second extension board (19) upper end all is provided with vertical sleeve (13), the rule such as first extension board (18) is provided with two, two first extension board (18) are located two second extension boards (19) directly over respectively, two the relative outside front and back end of first extension board (18) lower extreme all is provided with inserted bar (15), two the relative inboard of second extension board (19) and two first extension boards (18) all runs through and is provided with two threaded rod (7), eight the relative inboard of bearing frame (7) all is provided with bearing frame (10), eight the relative outside left and right sides of bearing frame (10) all vertically is provided with gag lever (9), wherein four the relative inboard of bearing frame (10) all is provided with first arc top piece (11), four in addition the relative inboard of bearing frame (10) is provided with second arc top piece (12).

2. The positioning fixture for machining the variable diameter pipeline of the automobile engine according to claim 1, characterized in that: it is a plurality of landing leg (5) lower extreme all is provided with the transverse bar, and a plurality of transverse bar lower extreme all is provided with leading wheel (3), and is a plurality of leading wheel (3) slide respectively and are located two spout (2), and is a plurality of the transverse bar upper end left and right sides all runs through and is provided with hand screw (4), and is a plurality of hand screw (4) lower extreme all supports in two spout (2).

3. The positioning fixture for machining the variable-diameter pipeline of the automobile engine as claimed in claim 1, wherein: it is a plurality of inserted bar (15) lower extreme is inserted respectively and is established in a plurality of vertical sleeve (13), and is a plurality of second through-holes (16) have been seted up to the equal equidistance from the top down in inserted bar (15) left side, and is a plurality of vertical sleeve (13) left side is all seted up a plurality of first through-holes (14) from the top down equidistance, the top first through-hole (14) of first through-hole (14) and downside and wherein all run through between two second through-holes (16) and be provided with bolt (17).

4. The positioning fixture for machining the variable-diameter pipeline of the automobile engine as claimed in claim 1, wherein: the joints of the first supporting plates (18) and the inserting rods (15) are provided with a plurality of angle steels.

5. The positioning fixture for machining the variable diameter pipeline of the automobile engine according to claim 1, characterized in that: and hand-operated wheel discs (6) are arranged on the opposite outer sides of the eight threaded rods (7).

6. The positioning fixture for machining the variable diameter pipeline of the automobile engine according to claim 1, characterized in that: the two second support plates (19) and the two first support plates (18) are provided with limiting holes (8) in a penetrating mode, and the limiting rods (9) are located in the limiting holes (8) in a penetrating mode.