CN222450025U - A fixture for oil pump assembly performance test - Google Patents

Abstract

The utility model relates to the technical field of fixtures, specifically to a fixture for oil pump assembly performance testing, which can fix bases of various sizes and improves practicability. It comprises a workbench and an oil pump main body. A base is arranged at the bottom end of the oil pump main body, and a plurality of mounting holes are arranged on the base. A plurality of supporting devices are arranged on the workbench. The supporting device comprises a supporting column, a connecting shaft and a limiting block. The connecting shaft is fixedly arranged on the supporting column, a limiting block is arranged on the top of the connecting shaft, a supporting rod is arranged at the connecting shaft, a sliding groove matching the connecting shaft is arranged on the supporting rod, a connecting block is arranged at one end of the supporting rod, a lead screw is connected to the middle part of the connecting block by a thread, a pressure plate is arranged at the bottom end of the lead screw, an inserting shaft matching the mounting hole is arranged at the bottom end of the pressure plate, the diameter of the limiting block is larger than the width of the sliding groove, the diameter of the pressure plate is larger than the diameter of the inserting shaft, a gasket is arranged at the bottom end of the pressure plate, and a wrench is arranged at the top of the lead screw.

Description

Clamp for oil pump assembly performance test

Technical Field

The utility model relates to the technical field of clamps, in particular to a clamp for performance test of an oil pump assembly.

Background

As is well known, an oil pump is a lightweight and compact pump, of the three general types of in-line, distributed and unitary. The oil pump can only operate by a power source, and a cam shaft at the lower part of the oil pump is driven by a crank gear of the engine.

In the prior art, the oil pump assembly and the test bed are in a fastening connection in a common connection mode, and the oil pumps are of different types, so that the oil pumps of different types are different in size, the existing clamp for the oil pump assembly performance test is fixed in size, and when the oil pumps of different types are fixed, the matched clamp needs to be replaced, so that the existing clamp for the oil pump assembly performance test is low in practicality.

Disclosure of utility model

(One) solving the technical problems

Aiming at the defects of the prior art, the utility model provides the clamp for the performance test of the oil pump assembly, which can fix bases with various sizes and improves the practicability.

(II) technical scheme

In order to achieve the above purpose, the technical scheme includes that the fixture for the performance test of the oil pump assembly comprises a workbench and an oil pump main body, wherein a base is arranged at the bottom end of the oil pump main body, a plurality of mounting holes are formed in the base, a plurality of supporting devices are arranged on the workbench, each supporting device comprises a supporting column, a connecting shaft and a limiting block, the connecting shaft is fixedly arranged on the supporting column, the limiting block is arranged at the top of the connecting shaft, a supporting rod is arranged at the connecting shaft, a sliding groove matched with the connecting shaft is formed in the supporting rod, a connecting block is arranged at one end of the supporting rod, a screw rod is connected with the middle of the connecting block through threads, a pressing plate is arranged at the bottom end of the screw rod, and an inserting shaft matched with the mounting holes is arranged at the bottom end of the pressing plate.

Further, the diameter of the limiting block is larger than the width of the sliding groove.

Further, the diameter of the pressing plate is larger than that of the inserting shaft.

Further, a gasket is arranged at the bottom end of the pressing plate.

Further, a spanner is arranged at the top of the screw rod.

(III) beneficial effects

Compared with the prior art, the utility model provides the clamp for the performance test of the oil pump assembly, which has the following beneficial effects:

this a fixture for oil pump assembly performance test, through the setting of support column, connecting axle, stopper, bracing piece, spout, connecting block, lead screw, clamp plate and plug-in shaft, remove and rotate the bracing piece and can adjust the position of plug-in shaft, place the base on the workstation, make through pulling and rotation bracing piece plug-in shaft aim at the mounting hole, then rotate the lead screw and make the inside of plug-in shaft inserted the mounting hole, the position of plug-in shaft can be adjusted to pulling and rotation bracing piece, with the base of adaptation not unidimensional, need not to change the anchor clamps of looks adaptation, thereby effectively improved the practicality.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic perspective view of an oil pump body of the present utility model;

FIG. 3 is a schematic perspective view of a supporting device according to the present utility model;

Fig. 4 is a schematic perspective view of the oil pump body of the present utility model.

In the figure, 1, a workbench; 2, an oil pump main body, 3, a base, 4, a mounting hole, 5, a support column, 6, a connecting shaft, 7, a limiting block, 8, a support rod, 9, a chute, 10, a connecting block, 11, a lead screw, 12, a pressing plate, 13, an inserting shaft, 14 and a spanner.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the clamp for performance test of an oil pump assembly comprises a workbench 1 and an oil pump main body 2, wherein a base 3 is arranged at the bottom end of the oil pump main body 2, a plurality of mounting holes 4 are formed in the base 3, a plurality of supporting devices are arranged on the workbench 1, each supporting device comprises a supporting column 5, a connecting shaft 6 and a limiting block 7, the connecting shaft 6 is fixedly arranged on the supporting column 5, the limiting block 7 is arranged at the top of the connecting shaft 6, a supporting rod 8 is arranged at the connecting shaft 6, a sliding groove 9 matched with the connecting shaft 6 is formed in the supporting rod 8, the position of an inserting shaft 13 can be adjusted by pulling and rotating the supporting rod 8, a connecting block 10 is arranged at one end of the supporting rod 8, a screw rod 11 is connected to the middle part of the connecting block 10 through threads, a pressing plate 12 is arranged at the bottom end of the screw rod 11, the bottom end of the pressing plate 12 is provided with an inserting shaft 13 matched with the mounting holes 4, and the height of the inserting shaft 13 can be adjusted by rotating the screw rod 11.

Wherein the diameter of the limiting block 7 is larger than the width of the chute 9.

Wherein the diameter of the pressing plate 12 is larger than the diameter of the insertion shaft 13.

Wherein, the bottom of clamp plate 12 is provided with the gasket, increases frictional force.

Wherein, the top of lead screw 11 is provided with spanner 14, is convenient for rotate lead screw 11.

In summary, according to the clamp for the performance test of the oil pump assembly, in use, the base 3 of the oil pump body 2 is placed on the workbench 1, each support rod 8 is pulled and rotated to align the insertion shaft 13 with the mounting hole 4, and then the screw 11 is rotated to insert the insertion shaft 13 into the mounting hole 4, so as to fix the bases 3 with different sizes.

Technical or scientific terms used in the description of the application should be given the ordinary meaning as understood by one of ordinary skill in the art to which the application pertains. The terms "upper," "lower," "left," "right," "center," "vertical," "horizontal," "inner," "outer," and the like as used in the description of the present application are merely used for indicating relative directions or positional relationships, and do not imply that the devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and that the relative positional relationships may be changed when the absolute position of the object to be described is changed, thus not being construed as limiting the application. The terms "first," "second," "third," and the like, as used in the description of the present application, are used for descriptive purposes only and are not to be construed as indicating or implying any particular importance to the various components.

The use of the terms "a," "an," or "the" and similar referents in the description of the application are not to be construed as limiting the amount absolutely, but rather as existence of at least one. As used in this description of the application, the terms "comprises," "comprising," or the like are intended to cover an element or article that appears before the term as such, but does not exclude other elements or articles from the list of elements or articles that appear after the term.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The clamp for the performance test of the oil pump assembly comprises a workbench (1) and an oil pump main body (2), wherein a base (3) is arranged at the bottom end of the oil pump main body (2), a plurality of mounting holes (4) are formed in the base (3), the clamp is characterized in that a plurality of supporting devices are arranged on the workbench (1), each supporting device comprises a supporting column (5), a connecting shaft (6) and a limiting block (7), the connecting shafts (6) are fixedly arranged on the supporting columns (5), limiting blocks (7) are arranged at the tops of the connecting shafts (6), supporting rods (8) are arranged at the positions of the connecting shafts (6), sliding grooves (9) matched with the connecting shafts (6) are formed in the supporting rods (8), connecting blocks (10) are arranged at one ends of the supporting rods (8), lead screws (11) are connected to the middle parts of the connecting blocks (10) through threads, pressing plates (12) are arranged at the bottom ends of the lead screws (11), and inserting shafts (13) matched with the mounting holes (4) are arranged at the bottom ends of the pressing plates (12).

2. The fixture for performance test of oil pump assembly according to claim 1, wherein the diameter of the limiting block (7) is larger than the width of the sliding groove (9).

3. A fixture for oil pump assembly performance test according to claim 1, wherein the diameter of the pressing plate (12) is larger than the diameter of the insertion shaft (13).

4. A fixture for oil pump assembly performance test according to claim 3, wherein the bottom end of the pressure plate (12) is provided with a gasket.

5. A fixture for oil pump assembly performance test according to claim 1, characterized in that the top of the screw (11) is provided with a wrench (14).