CN219890720U - Quick centering device for engine bench test - Google Patents

Abstract

The quick centering device for the engine bench test comprises a base, a cross beam, a power assembly and a bearing plate, wherein the base is arranged at the bottom of the base; the power assembly comprises a hydraulic cylinder, a concave block, a first fixed rotating shaft, a fixed column, a rotating plate, a second fixed rotating shaft, a third fixed rotating shaft and a push-pull rod, wherein the hydraulic cylinder is fixed on two sides of a base, one end of the hydraulic cylinder is provided with the concave block, and one end of the concave block is fixed on a longitudinal beam through the first fixed rotating shaft.

Description

Quick centering device for engine bench test

Technical Field

The utility model relates to a centering device, in particular to a rapid centering device for an engine bench test.

Background

Before performing engine bench tests, the engine needs to be built on a trolley, and the bench is moved into a bench laboratory by using a forklift to complete the arrangement of sensors, exhaust pipes and other components and the engine centering work.

When the existing engine bench is centered, the pedestal of the fixed bench is required to be aligned, the relative positions of the engine and the dynamometer are aligned, the front, back, left and right positions of the engine are aligned by adopting a T-shaped chute structure, but the centering adjustment of the structure is inconvenient, and meanwhile, the two engines cannot be simultaneously subjected to side view operation, so that the applicability is required to be improved.

Disclosure of Invention

Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the rapid centering device for the engine pedestal test, which effectively solves the problems that the conventional rapid centering device for the engine pedestal test is inconvenient to centering and adjust, and simultaneously, two engines cannot be subjected to side view operation at the same time, and the applicability is to be improved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model comprises a base arranged at the bottom, and further comprises a cross beam, sliding rails, sliding blocks, longitudinal beams, a support frame, a power assembly and a bearing plate, wherein the top end of the base is symmetrically fixed with two cross beams, the two ends of the top of the cross beam are respectively fixed with a sliding rail, the sliding rails are connected with the sliding blocks in a sliding manner, the top ends of the sliding blocks are fixed with the longitudinal beams, the support frame is fixed on the longitudinal beams, the power assembly connected with the end parts of the longitudinal beams is arranged on the base, and the bearing plate is welded at the top ends of the support frame;

the power assembly comprises a hydraulic cylinder, concave blocks, a first fixed rotating shaft, a fixed column, a rotating plate, a second fixed rotating shaft, a third fixed rotating shaft and a push-pull rod, wherein the hydraulic cylinder is fixed on two sides of a base, one end of the hydraulic cylinder is provided with the concave blocks, one end of each concave block is fixed on a longitudinal beam through the first fixed rotating shaft, the fixed column is fixed in the middle of the top end of the base, the rotating plate is mounted on the top end of the fixed column, and the push-pull rod is mounted on two sides of two ends of the rotating plate through the third fixed rotating shaft.

Preferably, a plurality of engine mounting grooves are formed in the middle of the bearing plate.

Preferably, the rotating plate is connected with the fixed column in a mounting way through a second fixed rotating shaft.

Preferably, one end of the push-pull rod is arranged in the middle of the longitudinal beam through a third fixed rotating shaft.

Preferably, concave blocks are arranged at two ends of the push-pull rod.

Preferably, both ends of the rotating plate are L-shaped.

The beneficial effects are that: when the test bench is used, an engine to be tested is arranged on the bearing plate at the top end of the support frame, two engines can be simultaneously arranged, when the engine on the left bearing plate is required to be tested, the whole device is lifted to the test bench through the crane, the left bearing plate is close to the test bench, when the centering is required, the hydraulic cylinder contracts and pulls the longitudinal beam, the sliding block of the longitudinal beam moves on the sliding rail, the longitudinal beam pushes the push-pull rod, the push-pull rod pushes the rotating plate to enable the rotating plate to rotate, the push-pull rod at the other end of the rotating plate pulls the longitudinal beam to move, the longitudinal beam moves to drive the bearing plate to move, the engine on the bearing plate can be adjusted to adapt to the test bench, meanwhile, the test bench is further suitable for two test machines, the test bench is arranged in the center of the two test bench, the two bearing plates and the positions of the engine on the two bearing plates are adjusted through the expansion of the hydraulic cylinder, when the hydraulic cylinder stretches out, the two bearing plates move outwards simultaneously, and when the hydraulic cylinder contracts, the two bearing plates move inwards simultaneously, the two test machines can perform centering adjustment. The utility model has novel structure and ingenious conception, is convenient for centering adjustment of the engine bench, is simple and convenient to operate, is applicable to two testing machines, and has strong applicability.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic view of the overall three-dimensional structure of the present utility model;

FIG. 2 is a schematic view of the mounting structure of the rotating plate of the present utility model;

FIG. 3 is a schematic view of the three-dimensional structure of the hydraulic cylinder installation of the present utility model;

reference numerals in the drawings: 1. a base; 2. a cross beam; 3. a slide rail; 4. a slide block; 5. a longitudinal beam; 6. a support frame; 7. a power assembly; 701. a hydraulic cylinder; 702. a concave block; 703. a first fixed rotating shaft; 704. fixing the column; 705. a rotating plate; 706. a second fixed rotating shaft; 707. a third fixed rotating shaft; 708. a push-pull rod; 8. and a bearing plate.

Detailed Description

The following describes embodiments of the present utility model in further detail with reference to FIGS. 1-3.

The utility model provides a quick centering device for an engine bench test, which is provided by the embodiment I, and comprises a base 1 arranged at the bottom, a cross beam 2, a sliding rail 3, a sliding block 4, longitudinal beams 5, a supporting frame 6, a power component 7 and a bearing plate 8, wherein two cross beams 2 are symmetrically fixed at the top end of the base 1, the sliding rails 3 are fixed at both ends of the top of the cross beam 2, the sliding block 4 is connected onto the sliding rail 3 in a sliding manner, the longitudinal beams 5 are fixed at the top end of the sliding block 4, the supporting frame 6 is fixed on the longitudinal beams 5, the power component 7 connected with the end parts of the longitudinal beams 5 is mounted on the base 1, and the bearing plate 8 is welded at the top end of the supporting frame 6;

the power assembly 7 comprises a hydraulic cylinder 701, a concave block 702, a first fixed rotating shaft 703, fixed columns 704, a rotating plate 705, a second fixed rotating shaft 706, a third fixed rotating shaft 707 and a push-pull rod 708, wherein the hydraulic cylinder 701 is fixed on two sides of the base 1, one end of the hydraulic cylinder 701 is provided with the concave block 702, one end of the concave block 702 is fixed on the longitudinal beam 5 through the first fixed rotating shaft 703, the middle part of the top end of the base 1 is fixed with the fixed columns 704, the top end of the fixed columns 704 is provided with the rotating plate 705, and two sides of two ends of the rotating plate 705 are provided with the push-pull rod 708 through the third fixed rotating shaft 707.

The specific use is as follows: when the utility model is used, an engine to be tested is arranged on the bearing plate 8 at the top end of the supporting frame 6, two engines can be simultaneously arranged, when the engine on the left bearing plate 8 is required to be tested, the whole device is lifted to a test bed through the crane, the left bearing plate 8 is close to the position of a test machine shaft, when the centering is required, the hydraulic cylinder 701 is contracted to pull the longitudinal beam 5, the sliding block 4 of the longitudinal beam 5 moves on the sliding rail 3, the longitudinal beam 5 pushes the push-pull rod 708, the push-pull rod 708 pushes the rotating plate 705, the rotating plate 705 rotates, the push-pull rod 708 at the other end of the rotating plate 705 pulls the longitudinal beam 5 to move, the longitudinal beam 5 moves to drive the bearing plate 8 to move, and then the engines on the bearing plate 8 can be adjusted in position to adapt to the position of the test machine shaft, meanwhile, the utility model is also suitable for two test machines, the two bearing plates 8 and the positions of the engines on the two test machines are adjusted through the expansion and the contraction of the hydraulic cylinder 701, when the hydraulic cylinder 701 is extended, the two bearing plates 8 move outwards, and when the hydraulic cylinder 701 is contracted, the two bearing plates 8 move inwards simultaneously, the two bearing plates 8 move inwards, so that the two test machines can be adjusted.

The beneficial effects are that: the utility model has novel structure and ingenious conception, is convenient for centering adjustment of the engine bench, is simple and convenient to operate, is applicable to two testing machines, and has strong applicability.

Example two

In the first embodiment, the carrying plate 8 is inconvenient to use, and referring to fig. 1, as another preferred embodiment, the difference from the first embodiment is that a plurality of engine mounting grooves are formed in the middle of the carrying plate 8, so that the engine is conveniently mounted on the carrying plate 8.

Example III

In the first embodiment, the rotation plate 705 is inconvenient to install and use, and referring to fig. 1, as another preferred embodiment, the difference between the first embodiment and the second embodiment is that the rotation plate 705 is installed and connected with the fixed column 704 through the second fixed rotating shaft 706, so that the installation and use of the rotation plate 705 are facilitated.

Example IV

The first embodiment of the present utility model is inconvenient to install and use, and referring to fig. 1, as another preferred embodiment, the difference between the first embodiment and the second embodiment is that one end of the push-pull rod 708 is installed in the middle of the longitudinal beam 5 through the third fixed rotating shaft 707, so that the push-pull rod 708 is convenient to install and use.

Example five

The first embodiment of the push-pull rod 708 is inconvenient to install and use, and referring to fig. 1, as another preferred embodiment, the difference between the first embodiment and the second embodiment is that both ends of the push-pull rod 708 are provided with concave blocks, so that the push-pull rod 708 is convenient to install.

Example six

In the first embodiment, the rotation plate 705 is inconvenient to use, and referring to fig. 1, as another preferred embodiment, the difference from the first embodiment is that both ends of the rotation plate 705 are L-shaped, so that the rotation plate 705 is convenient to use.

All electric parts and the adaptive power supply are connected through wires by the person skilled in the art, and a proper controller and encoder should be selected according to actual conditions so as to meet control requirements, specific connection and control sequence, and the electric connection is completed by referring to the following working principles in the working sequence among the electric parts, and the detailed connection means are known in the art, and mainly introduce the working principles and processes as follows, and do not describe the electric control.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (6)

1. The utility model provides a quick centering device of engine bench test, includes base (1) that the bottom set up, its characterized in that: the novel multifunctional lifting device comprises a base (1), and is characterized by further comprising a cross beam (2), sliding rails (3), sliding blocks (4), longitudinal beams (5), supporting frames (6), power components (7) and bearing plates (8), wherein the two cross beams (2) are symmetrically fixed at the top end of the base (1), the sliding rails (3) are respectively fixed at the two ends of the top of the cross beam (2), the sliding blocks (4) are connected onto the sliding rails (3) in a sliding manner, the longitudinal beams (5) are fixed at the top ends of the sliding blocks (4), the supporting frames (6) are fixed on the longitudinal beams (5), the power components (7) connected with the end portions of the longitudinal beams (5) are mounted on the base (1), and the bearing plates (8) are welded at the top ends of the supporting frames (6);

the power assembly (7) comprises a hydraulic cylinder (701), a concave block (702), a first fixed rotating shaft (703), a fixed column (704), a rotating plate (705), a second fixed rotating shaft (706), a third fixed rotating shaft (707) and a push-pull rod (708), wherein the hydraulic cylinder (701) is fixed on two sides of the base (1), one end of the hydraulic cylinder (701) is provided with the concave block (702), one end of the concave block (702) is fixed on the longitudinal beam (5) through the first fixed rotating shaft (703), the fixed column (704) is fixed in the middle of the top end of the base (1), the rotating plate (705) is installed on the top end of the fixed column (704), and the push-pull rod (708) is installed on two sides of two ends of the rotating plate (705) through the third fixed rotating shaft (707).

2. An engine bench test quick centering apparatus as claimed in claim 1, wherein: a plurality of engine mounting grooves are formed in the middle of the bearing plate (8).

3. An engine bench test quick centering apparatus as claimed in claim 1, wherein: the rotating plate (705) is connected with the fixed column (704) through a second fixed rotating shaft (706).

4. An engine bench test quick centering apparatus as claimed in claim 1, wherein: one end of the push-pull rod (708) is arranged in the middle of the longitudinal beam (5) through a third fixed rotating shaft (707).

5. An engine bench test quick centering apparatus as claimed in claim 1, wherein: both ends of the push-pull rod (708) are provided with concave blocks.

6. An engine bench test quick centering apparatus as claimed in claim 1, wherein: both ends of the rotating plate (705) are L-shaped.