CN210757281U

CN210757281U - Frock is fixed in turbocharger assembly

Info

Publication number: CN210757281U
Application number: CN201921123041.4U
Authority: CN
Inventors: 冯光丰; 冯城峰; 冯江炯
Original assignee: Zhejiang Jufeng Auto Parts Co ltd
Current assignee: Zhejiang Jufeng Auto Parts Co ltd
Priority date: 2019-07-17
Filing date: 2019-07-17
Publication date: 2020-06-16
Anticipated expiration: 2029-07-17

Abstract

The utility model discloses a frock is fixed in turbocharger assembly, include the base and be used for the support of centre gripping, base upper end terminal surface is equipped with the slide rail, the support includes upper bracket and lower carriage, the lower carriage lower extreme be equipped with be used for with slide rail complex spout, through the cooperation sliding connection of slide rail with the spout between lower carriage and the base, the lower carriage lateral wall is close to slide rail department and is equipped with first locating screw hole and rather than the first locating bolt of complex, the upper bracket top is equipped with the screw, be equipped with the threaded rod in the screw, rotate through the pivot between upper bracket and the lower carriage and be connected. The utility model discloses the turbo charger part benchmark hole of the compatible different positions of movable support is convenient for adapt to different assembly conditions.

Description

Frock is fixed in turbocharger assembly

Technical Field

The utility model relates to a fixed frock especially relates to a frock is fixed to turbo charger.

Background

The turbocharger drives a turbine in a turbine chamber by using high-pressure waste gas discharged by the engine, the turbine drives a coaxial impeller, and the impeller pumps air entering from an air filter pipeline to pressurize and enter an air cylinder, so that more air participates in combustion, the output power of the engine is improved, and the emission is reduced. Because the turbocharger consists of a plurality of components, and the components have an angular relationship, a special fixing tool is required to fix the components for convenient assembly; for example, a "turbocharger riveting tool" disclosed in chinese patent literature, whose publication No. CN207358060U includes a vertical press, a work table of the vertical press is provided with a turbocharger supporting table for supporting a turbocharger to be processed, and a turbocharger fixing device for fixing the turbocharger to be processed, a lower end of a press rod of the vertical press is provided with a riveting mechanism, and the riveting mechanism is located right above the turbocharger supporting table; the riveting mechanism comprises a pressing seat, two vertical pressing nails are arranged on the pressing seat, and the distance between the two pressing nails is the distance between two riveting points of the turbocharger to be riveted. The existing tooling clamp cannot be compatible in position frequently, or part of clamp components need to be replaced when different turbocharger components are compatible, so that the tooling clamp is complex.

Disclosure of Invention

The utility model relates to an overcome the problem that current turbo charger frock clamp can't be compatible different turbo charger parts under the condition of not changing partial anchor clamps component, provide a turbo charger fixes frock, can be under the condition of not changing self anchor clamps component, the turbo charger part of compatible difference.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a frock is fixed in turbocharger assembly, includes the base and is used for the support of centre gripping, base upper end terminal surface is equipped with the slide rail, the support includes upper bracket and lower carriage, the lower carriage lower extreme be equipped with be used for with slide rail complex spout, through the cooperation sliding connection of slide rail with the spout between lower carriage and the base, the lower carriage lateral wall is close to slide rail department and is equipped with first locating screw hole and rather than the first locating bolt of complex, the upper bracket top is equipped with the screw, be equipped with the threaded rod in the screw, rotate through the pivot between upper bracket and the lower carriage and be connected. The turbocharger consists of a plurality of components, and the components have an angular relationship, so that in order to facilitate assembly, the components of the turbocharger are fixed by the bracket according to the scheme, so that the components are ensured to be in correct poses, and the subsequent components are convenient to install. The threaded rod on the support stretches into the datum hole on the component when the turbocharger component is fixed, and the support can slide on the base under the cooperation of the sliding rail and the sliding groove so as to expand the use occasions of the tool. The effect of pivot is the rotation threaded rod to increase the adaptability of frock. Meanwhile, for parts with larger tolerance in the machining process, the position of the support can be adjusted slightly by the matching of the sliding groove and the sliding rail and the rotation of the rotating shaft, so that the support can restrain the reference hole.

Preferably, the slide rail is arc-shaped. Slide rail and spout cooperation mainly change the position of support on the base, and require highly to the axiality in benchmark hole, in part course of working, often appear the axiality error between a plurality of benchmark holes great for the threaded rod can't stretch into the location of realizing the turbo charger part in the benchmark hole. The sliding rail is designed to be arc-shaped, the sliding track of the support on the sliding rail is an arc line, the angle of the threaded rod is changed along with the sliding track in the rotating process, the threaded rod is suitable for reference holes with different angles, and the situation that the position deviation of the support is too large and exceeds the length limit of the base or the sliding chute is avoided.

Preferably, the rotating shaft is located on the end face of the upper end of the lower support, a cavity matched with the rotating shaft is formed in the end face of the lower end of the upper support, the rotating shaft is located in the cavity, a second positioning threaded hole is formed in the side wall of the upper support, a second positioning bolt is arranged in the second positioning threaded hole, and a bolt foot of the second positioning bolt is located in the cavity. The rotating shaft is matched with the cavity, rotation and up-and-down sliding can be achieved, and the second positioning bolt is fixed by utilizing friction force between the bolt foot and the rotating shaft when the upper support reaches a preset angle and height.

Preferably, the base is provided with a scale area which can be matched with the lower support for reading at a position close to the lower support and a corresponding position of the lower support. The main function of the scale area is to determine the rotation angle of the turbocharger component during assembly, so that subsequent adjustment and recording of relevant data are facilitated.

Preferably, the number of the supports is two, the number of the slide rails is two, the corresponding arc radiuses of the two slide rails are the same, and the circle centers are overlapped. The threaded rods on the two supports are matched to fix the component, so that a single threaded rod is prevented from fixing a reference hole to form a cantilever beam structure, the threaded rod structure is bent, and the assembly precision of subsequent components is influenced.

Preferably, one end of the threaded rod, which is in contact with the reference hole, is of a round-angle structure. The radiused corner structure protects the edge of the reference hole from scratches or other damage when in contact with the threaded hole.

Preferably, a rubber pad is arranged at the matching position of the sliding rail and the sliding groove. The rubber pad has filled the clearance between slide rail and the spout for the support can not produce when using and rock.

Therefore, the utility model discloses following beneficial effect has: the movable support can be compatible with datum holes of turbocharger components at different positions, and is convenient to adapt to different assembling conditions.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a cross-sectional view of the slide rail of the present invention.

In the figure: 1. base 2, slide rail 3, lower carriage 4, upper bracket 5, pivot 6, threaded rod 7, second positioning bolt 8, first positioning bolt 9, rubber pad.

Detailed Description

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

Examples

In the embodiment shown in fig. 1 and 2, the lowest end of the turbocharger assembling and fixing tool is a base 1, the two slide rails 2 are arc-shaped at the upper end of the base 1, the corresponding radiuses of the arcs are equal, and the two circle centers are overlapped. All be equipped with a support on every slide rail 2, every support all includes a lower carriage 3 and an upper bracket 4, the upper end terminal surface of lower carriage 3 is equipped with a pivot 5, the lower extreme terminal surface that upper bracket 4 corresponds is equipped with a radial dimension and the same cavity of pivot 5, pivot 5 stretches into in the cavity for rotatable and upper and lower slip between upper bracket 4 and the lower carriage 3, the 4 lateral walls of upper bracket are equipped with and are used for fixed second positioning screw hole and downthehole complex second positioning bolt 7. The lower extreme terminal surface of lower carriage 3 is provided with the spout, and the spout cooperates with slide rail 2 for the support can make the slip of circular arc orbit on slide rail 2, is equipped with rubber pad 9 in the clearance between spout and slide rail 2, and rubber pad 9 is fixed on slide rail 2 surface, is provided with the first locating screw hole that is used for fixed lower carriage 3 and downthehole complex first locating bolt 8 near slide rail 2 department at lower carriage 3 lateral wall simultaneously. The top department of upper bracket 4 is equipped with the screw, and screw fit in has threaded rod 6, and the tip that threaded rod 6 is close to 2 inward flange of circular-arc slide rail is the fillet structure. The base 1 is close to the two lower brackets 3 and the corresponding positions of the two lower brackets 3 are respectively provided with a scale area which can be matched with each other for reading.

When each part of the turbocharger is assembled, a part needing to be positioned is fixed on a fixing tool, the fixing point is a two-hole structure on the part, the two-hole structure is used as a reference hole, and the threaded rod 6 extends into the reference hole to complete the restraint of the part. Because the positions of the datum holes of turbochargers with different specifications are different, when the turbocharger is used, the positions of the two supports are adjusted on the respective slide rails 2, the upper support 4 is rotated, the extension length of one end, close to the inner edge of the slide rail 2, of the threaded rod 6 is rotated simultaneously to achieve a proper matching size, and finally the first positioning bolt 8 and the second positioning bolt 7 are rotated to finish structural fixation.

Claims

1. The utility model provides a frock is fixed in turbocharger assembly, includes the base and is used for the support of centre gripping, characterized by base upper end terminal surface is equipped with the slide rail, the support includes upper bracket and lower carriage, the lower carriage lower extreme be equipped with be used for with slide rail complex spout, through the cooperation sliding connection of slide rail with the spout between lower carriage and the base, the lower carriage lateral wall is close to slide rail department and is equipped with first locating screw hole and rather than the first locating bolt of complex, the upper bracket top is equipped with the screw, be equipped with the threaded rod in the screw, rotate through the pivot between upper bracket and the lower carriage and be connected.

2. The assembly fixing tool for the turbocharger as claimed in claim 1, wherein the slide rail is arc-shaped.

3. The assembly fixing tool for the turbocharger as claimed in claim 1, wherein the rotating shaft is located on an upper end face of the lower support, a cavity matched with the rotating shaft is formed in a lower end face of the upper support, the rotating shaft is located in the cavity, a second positioning threaded hole is formed in a side wall of the upper support, a second positioning bolt is arranged in the second positioning threaded hole, and a bolt foot of the second positioning bolt is located in the cavity.

4. The assembly fixing tool for the turbocharger as claimed in claim 2, wherein the base is provided with scale areas which can be matched with each other for reading at positions close to the lower bracket and corresponding to the lower bracket.

5. The assembly fixing tool for the turbocharger as claimed in claim 1, wherein the number of the supports is two, the number of the slide rails is two, the corresponding arc radiuses of the two slide rails are the same, and the centers of the circles are coincident.

6. The assembly fixing tool for the turbocharger as claimed in claim 1, wherein one end of the threaded rod, which is in contact with the reference hole, is of a round-corner structure.

7. The assembly fixing tool for the turbocharger as in any one of claims 1 to 6, wherein a rubber pad is arranged at the matching position of the slide rail and the slide groove.