CN213929014U - Whole-course loading test equipment for single-acting oil cylinder - Google Patents

Whole-course loading test equipment for single-acting oil cylinder Download PDF

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Publication number
CN213929014U
CN213929014U CN202022407761.2U CN202022407761U CN213929014U CN 213929014 U CN213929014 U CN 213929014U CN 202022407761 U CN202022407761 U CN 202022407761U CN 213929014 U CN213929014 U CN 213929014U
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oil cylinder
loading
guide rod
tested
support
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CN202022407761.2U
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Chinese (zh)
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钱金华
孙靖圻
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Jiangsu Tianyou Hydraulic Technology Co ltd
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Jiangsu Tianyou Hydraulic Technology Co ltd
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Abstract

The whole-course loading test equipment of the single-acting oil cylinder is composed of a rack, a tested oil cylinder, a sliding frame assembly, a loading oil cylinder and a hydraulic control system, and is characterized in that the tested oil cylinder and the loading oil cylinder are installed on a V-shaped support in the rack, the rack is composed of a support, limiting angle irons and V-shaped supports, and 2 limiting angle irons and 4V-shaped supports are welded on a panel in the support; the sliding frame assembly consists of a guide rod bracket I, a guide rod, a guide plate, a guide rod bracket II and a connecting frame; the measured oil cylinder is a single-acting oil cylinder, the loading oil cylinder is a double-acting oil cylinder, and the measured oil cylinder and the loading oil cylinder are limited by limiting angle iron; the hydraulic control system consists of a control box, a power pump, a three-position four-way electromagnetic valve, a pressure regulating valve I, a pressure regulating valve II and an oil pipe, wherein the control box controls loading pressure and the oil cylinder to reciprocate; carrying out reciprocating test on the tested oil cylinder; the pressure regulation of the pressure regulating valve I and the pressure regulating valve II and the reciprocating times and the stroke of the oil cylinder are preset and controlled by a control box.

Description

Whole-course loading test equipment for single-acting oil cylinder
Technical Field
The invention relates to the technical field of hydraulic part testing, in particular to the technical field of oil cylinder testing.
Background
At present, the loading test of the single-acting oil cylinder mostly simulates the actual use working condition of the oil cylinder, and the test equipment has the disadvantages of complex structure, more investment, large occupied area and lack of universality.
Disclosure of Invention
The utility model aims to solve the problem, and provides the oil cylinder testing method which has the advantages of simple structure, convenient use and good universality.
The whole-course loading test equipment of the single-acting oil cylinder is composed of a rack, a tested oil cylinder, a sliding frame assembly, a loading oil cylinder and a hydraulic control system, and is characterized in that the tested oil cylinder and the loading oil cylinder are installed on a V-shaped support in the rack, the rack is composed of a support, limiting angle irons and V-shaped supports, and 2 limiting angle irons and 4V-shaped supports are welded on a panel in the support; the support is formed by welding a panel, a frame and a square plate, the panel is a thick steel plate, the frame is formed by welding square steel pipes, and the square plate is a square steel plate; the sliding frame assembly consists of a guide rod bracket I, a guide rod, a guide plate, a guide rod bracket II and a connecting frame, the connecting frame is fastened on the guide plate by a fastener, a hole for a bolt to pass through is formed in the middle of the connecting frame, and the guide rod is arranged in corresponding holes of the guide rod bracket I and the guide rod bracket II and is fastened by the bolt; the sliding frame component is fastened on the panel by bolts; the V-shaped support consists of a V-shaped block, a pressing plate and a bolt, wherein the pressing plate is respectively pressed on the tested oil cylinder and the loading oil cylinder and is fastened by the bolt; the tested oil cylinder is a single-acting oil cylinder, the loading oil cylinder is a double-acting oil cylinder, the tested oil cylinder and the loading oil cylinder are limited by limiting angle iron, the right end of the tested oil cylinder props against the left surface of the guide plate, a piston rod of the loading oil cylinder is provided with a screw hole, and the connecting frame and the piston rod are connected into a whole by a bolt; the hydraulic control system consists of a control box, a power pump, a three-position four-way electromagnetic valve, a pressure regulating valve I, a pressure regulating valve II and an oil pipe, wherein the control box controls the loading pressure and the oil cylinder to reciprocate.
Drawings
FIG. 1 is a front view of the present invention
In the figure, a rack (1), a tested oil cylinder (2), a sliding frame assembly (3), a loading oil cylinder (4) and a hydraulic control system (5);
FIG. 2 is a front view of the middle stage (1) of the present invention
In the figure, a bracket (1-1), a limiting angle iron (1-2) and a V-shaped bracket (1-3);
FIG. 3 is a front view of the middle support (1-1) of the present invention
In the figure, a bracket (1-1) is formed by welding a panel, a frame and a square plate, wherein the panel (1-1-1) is a thick steel plate on which screw holes for mounting a sliding frame component are arranged, 4 pieces of V-shaped brackets and 2 pieces of cast angle iron are welded on the panel; the frame (1-1-1) is formed by welding square steel pipes, and the square plates (1-1-3) are square steel plates;
FIG. 4 is a front view of the middle carriage assembly (3) of the present invention
In the drawing, the middle of a guide rod bracket I (3-1) is provided with a large hole through which an oil cylinder to be tested passes and 4 holes for installing guide rods, a guide plate (3-2) is provided with 4 holes sleeved on the guide rods, a connecting frame (3-3) is fastened on the guide plate by a fastener, the middle of the connecting frame is provided with a hole for passing a bolt, the guide rods (3-4) are arranged in corresponding holes of the guide rod bracket I and the guide rod bracket II and fastened by the bolt, and a sliding frame component (3) is fastened on a panel (1-1-1) by the bolt;
FIG. 5 is a schematic diagram of a hydraulic control system of the present invention
In the figure, a tested oil cylinder (2), a guide plate (3-2), a connecting frame (3-3), a loading oil cylinder (4), a control box (5-1), a three-position four-way electromagnetic valve (5-2), a power pump (5-3), a pressure regulating valve I (5-4) and a pressure regulating valve II (5-5);
Detailed Description
The whole-course loading test equipment of the single-acting oil cylinder is composed of a rack, a tested oil cylinder, a sliding frame assembly, a loading oil cylinder and a hydraulic control system, and is characterized in that the tested oil cylinder and the loading oil cylinder are installed on a V-shaped support in the rack, the rack is composed of a support, limiting angle irons and V-shaped supports, and 2 limiting angle irons and 4V-shaped supports are welded on a panel in the support; the support is formed by welding a panel, a frame and a square plate, the panel is a thick steel plate, the frame is formed by welding square steel pipes, and the square plate is a square steel plate; the sliding frame assembly consists of a guide rod bracket I, a guide rod, a guide plate, a guide rod bracket II and a connecting frame, the connecting frame is fastened on the guide plate by a fastener, a hole for a bolt to pass through is formed in the middle of the connecting frame, and the guide rod is arranged in corresponding holes of the guide rod bracket I and the guide rod bracket II and is fastened by the bolt; the sliding frame component is fastened on the panel by bolts; the V-shaped support consists of a V-shaped block, a pressing plate and a bolt, wherein the pressing plate is respectively pressed on the tested oil cylinder and the loading oil cylinder and is fastened by the bolt; the tested oil cylinder is a single-acting oil cylinder, the loading oil cylinder is a double-acting oil cylinder, the tested oil cylinder and the loading oil cylinder are limited by limiting angle iron, the right end of the tested oil cylinder props against the left surface of the guide plate, a piston rod of the loading oil cylinder is provided with a screw hole, and the connecting frame and the piston rod are connected into a whole by a bolt; the hydraulic control system consists of a control box, a power pump, a three-position four-way electromagnetic valve, a pressure regulating valve I, a pressure regulating valve II and an oil pipe, wherein the control box controls the loading pressure and the oil cylinder to reciprocate.
When the oil in the tested oil cylinder pushes the guide plate to move left, the loading oil cylinder takes oil from the right part to tightly push the guide plate, the piston of the tested oil cylinder is loaded under a simulation working condition, and the pressure regulating valve I and the pressure regulating valve II are adjusted to enable the tested oil cylinder to reach a specified load and move left; after one stroke is finished, the pressure of the pressure regulating valve I is reduced, so that the cylinder barrel of the tested oil cylinder moves to the end point to the right under the action of the loading oil cylinder; then, the pressure of the pressure regulating valve I is increased, and the cylinder barrel of the oil cylinder to be detected moves left; repeating the steps in this way, and carrying out a reciprocating test on the tested oil cylinder; the pressure regulation of the pressure regulating valve I and the pressure regulating valve II and the reciprocating times and the stroke of the oil cylinder are preset and controlled by a control box.

Claims (1)

1. The whole-course loading test equipment of the single-acting oil cylinder is composed of a rack, a tested oil cylinder, a sliding frame assembly, a loading oil cylinder and a hydraulic control system, and is characterized in that the tested oil cylinder and the loading oil cylinder are installed on a V-shaped support in the rack, the rack is composed of a support, limiting angle irons and V-shaped supports, and 2 limiting angle irons and 4V-shaped supports are welded on a panel in the support; the support is formed by welding a panel, a frame and a square plate, the panel is a thick steel plate, the frame is formed by welding square steel pipes, and the square plate is a square steel plate; the sliding frame assembly consists of a guide rod bracket I, a guide rod, a guide plate, a guide rod bracket II and a connecting frame, the connecting frame is fastened on the guide plate by a fastener, a hole for a bolt to pass through is formed in the middle of the connecting frame, and the guide rod is arranged in corresponding holes of the guide rod bracket I and the guide rod bracket II and is fastened by the bolt; the sliding frame component is fastened on the panel by bolts; the V-shaped support consists of a V-shaped block, a pressing plate and a bolt, wherein the pressing plate is respectively pressed on the tested oil cylinder and the loading oil cylinder and is fastened by the bolt; the tested oil cylinder is a single-acting oil cylinder, the loading oil cylinder is a double-acting oil cylinder, the tested oil cylinder and the loading oil cylinder are limited by limiting angle iron, the right end of the tested oil cylinder props against the left surface of the guide plate, a piston rod of the loading oil cylinder is provided with a screw hole, and the connecting frame and the piston rod are connected into a whole by a bolt; the hydraulic control system consists of a control box, a power pump, a three-position four-way electromagnetic valve, a pressure regulating valve I, a pressure regulating valve II and an oil pipe, wherein the control box controls the loading pressure and the oil cylinder to reciprocate.
CN202022407761.2U 2020-10-23 2020-10-23 Whole-course loading test equipment for single-acting oil cylinder Active CN213929014U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022407761.2U CN213929014U (en) 2020-10-23 2020-10-23 Whole-course loading test equipment for single-acting oil cylinder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022407761.2U CN213929014U (en) 2020-10-23 2020-10-23 Whole-course loading test equipment for single-acting oil cylinder

Publications (1)

Publication Number Publication Date
CN213929014U true CN213929014U (en) 2021-08-10

Family

ID=77225875

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202022407761.2U Active CN213929014U (en) 2020-10-23 2020-10-23 Whole-course loading test equipment for single-acting oil cylinder

Country Status (1)

Country Link
CN (1) CN213929014U (en)

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