CN214793842U

CN214793842U - Multistage cylinder test bench

Info

Publication number: CN214793842U
Application number: CN202121377303.7U
Authority: CN
Inventors: 张应帅; 路振新
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-21
Filing date: 2021-06-21
Publication date: 2021-11-19
Anticipated expiration: 2031-06-21

Abstract

The utility model discloses a multistage jar test bench, the on-line screen storage device comprises a base, the base openly is provided with the controller, be provided with vertical guide rail on the base, be provided with the travelling car on the vertical guide rail, the right side surface of travelling car is provided with a plurality of telescopic links, and is a plurality of the right-hand member of telescopic link is connected with same connecting plate, be provided with the weight box on the connecting plate. The utility model discloses a vertical guide rail, fixed establishment, the travelling car, the cooperation of telescopic link is used, when detecting, can carry out perpendicular direction and spacing to the piston rod on the multistage jar of different specifications, improve the practicality of device, can make the piston rod extend the time delay guide rail operation completely, the lateralization can not appear, can carry out the hydro-cylinder high speed test, simultaneously through the weight box, pressure sensor, the cooperation of rectangular block is used, can simulate the operation under the on-the-spot load condition completely, can effectually carry out the lifting test to the hydro-cylinder under the condition of load, through can accurately measuring the power value.

Description

Multistage cylinder test bench

Technical Field

The utility model relates to a multistage jar test equipment technical field specifically is multistage jar test bench.

Background

Most of the existing test beds for detecting the performance of the multi-stage lifting oil cylinder are of a butt-jacking type, namely, the multi-stage lifting oil cylinder is horizontally placed and a load oil cylinder is horizontally placed, and the two cylinders are opposite to the top, so as to judge whether the performance and the quality of the tested multi-stage lifting oil cylinder meet the design requirements.

The existing multistage cylinder test bed has the following problems in the use process: the multistage cylinder test is too long in extension length, the sagging caused by dead weight cannot be transversely tested, only a vertical test is carried out, the oil cylinder needs to be lifted by the lifting mechanism in the transverse test, then the lifting test can be carried out, and the test bench for the horizontal test cannot completely simulate the real working condition of the multistage lifting oil cylinder, so that the test result is inaccurate.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multistage jar test bench to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: multistage jar test bench, the on-line screen storage device comprises a base, the base openly is provided with the controller, be provided with vertical guide rail on the base, be provided with the travelling car on the vertical guide rail, the right side surface of travelling car is provided with a plurality of telescopic links, and is a plurality of the right-hand member of telescopic link is connected with same connecting plate, be provided with the weight box on the connecting plate, the lower extreme of connecting plate is seted up flutedly, be provided with stop gear in the recess, the fixed slot has been seted up on vertical guide rail's right side on the base, fixed establishment is all installed to both sides around the fixed slot on the base.

Preferably, the limiting mechanism comprises a rectangular block, a plurality of limiting blocks and a screw rod, the rectangular block is installed in the groove, a limiting groove is formed in the bottom of the rectangular block, the limiting blocks are arranged in the limiting groove, the screw rod is installed on the limiting blocks through bearings, and the tail end of the screw rod penetrates through the rectangular block and is in threaded connection with the rectangular block.

Preferably, the tail end of the screw rod is fixed with a rotary disc through a bolt, and a rubber protection pad is arranged on the limiting block.

Preferably, a pressure sensor is installed on the upper side of the rectangular block in the groove.

Preferably, the fixing mechanism comprises a threaded rod and a fixing block, the threaded rod is arranged on the base in a threaded manner, and the fixing block is arranged on the threaded rod through a bearing.

Preferably, the tail end of the threaded rod is fixed with a rotary table through a bolt, and the fixing block is provided with a protection pad.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a vertical guide rail, fixed establishment, travelling car, telescopic link cooperate to use, when detecting, can carry out vertical direction and spacing to the piston rod on the multistage jar of different specifications, improve the practicality of device, can make the piston rod stretch out the time delay guide rail operation completely, can not appear the side deflection, can carry out the hydro-cylinder high speed test;

2. the utility model discloses use through the cooperation of weight box, pressure sensor, rectangular block simultaneously, can simulate the operation under the field load condition completely, can effectually lift the test to the hydro-cylinder under the condition of load, through can accurately measuring the power value.

Drawings

FIG. 1 is a front cross-sectional view of the present invention;

fig. 2 is a side sectional view of the present invention;

fig. 3 is an enlarged view of a structure a in fig. 1.

In the figure: 1. a base; 2. a controller; 3. a vertical guide rail; 4. moving the trolley; 5. a telescopic rod; 6. a connecting plate; 7. a weight box; 8. a limiting mechanism; 81. a rectangular block; 82. a limiting block; 83. a screw; 9. a fixing mechanism; 91. a threaded rod; 92. a fixed block; 10. rotating the disc; 11. a pressure sensor; 12. a turntable.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the multistage cylinder test bed comprises a base 1, wherein a controller 2 is arranged on the front side of the base 1, a vertical guide rail 3 is arranged on the base 1, a movable trolley 4 is arranged on the vertical guide rail 3, a plurality of telescopic rods 5 are arranged on the right side surface of the movable trolley 4, the right ends of the telescopic rods 5 are connected with a same connecting plate 6, a weight box 7 is arranged on the connecting plate 6, a groove is formed in the lower end of the connecting plate 6, a limiting mechanism 8 is arranged in the groove, a fixing groove is formed in the right side of the vertical guide rail 3 on the base 1, and fixing mechanisms 9 are arranged on the front side and the rear side of the fixing groove on the base 1;

stop gear 8 includes rectangular block 81, a plurality of stopper 82, screw rod 83, rectangular block 81 is installed in the recess, the spacing groove is seted up to rectangular block 81's bottom, a plurality of stopper 82 set up at the spacing inslot, screw rod 83 passes through the bearing and installs on stopper 82, the end of screw rod 83 passes rectangular block 81 and with rectangular block 81 threaded connection, the end of screw rod 83 is through the bolt fastening has carousel 10, be provided with the rubber protection pad on stopper 82, pressure sensor 11 is installed to the upside of rectangular block 81 in the recess, fixed establishment 9 includes threaded rod 91, fixed block 92, threaded rod 91 screw thread sets up on base 1, fixed block 92 passes through the bearing and installs on threaded rod 91, the end of threaded rod 91 is through the bolt fastening has carousel 12, be provided with the protection pad on the fixed block 92.

The working principle is as follows: when the device is used, the multistage cylinder is placed in the placing groove, the rotary table 12 is rotated to drive the threaded rod 91 to rotate, the fixing block 92 is close to and fixed on the multistage cylinder, the height of the movable trolley 4 is adjusted to enable the top end of the piston rod to be located in the limiting groove of the rectangular block 81, the rotary table 10 is rotated to drive the threaded rod 83 to rotate, the limiting block 82 is driven to be close to the piston rod, the piston rod is fixed and limited, when the piston rod extends out, the rectangular block 81 is driven to move, the connecting plate 6 and the telescopic rod 5 are driven to move, the movable trolley 4 is driven to move along the vertical guide rail 3, lateral deviation is prevented, a high-speed oil cylinder test can be carried out, during a load lifting test, counterweight adjustment is carried out through the counterweight box 7, operation under the condition of field load is simulated, the lifting force value is measured in real time through the pressure sensor 11, accurate test result detection is guaranteed, and the device is convenient to use, The test result is accurate.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims

1. Multistage jar test bench, including base (1), its characterized in that: base (1) openly is provided with controller (2), be provided with vertical guide rail (3) on base (1), be provided with travelling car (4) on vertical guide rail (3), the right side surface of travelling car (4) is provided with a plurality of telescopic links (5), and is a plurality of the right-hand member of telescopic link (5) is connected with same connecting plate (6), be provided with weight box (7) on connecting plate (6), the lower extreme of connecting plate (6) is seted up flutedly, be provided with stop gear (8) in the recess, the fixed slot has been seted up on the right side of vertical guide rail (3) on base (1), fixed establishment (9) have all been installed to both sides around the fixed slot on base (1).

2. The multi-stage cylinder test stand of claim 1, wherein: limiting mechanism (8) include rectangular block (81), a plurality of stopper (82), screw rod (83), rectangular block (81) are installed in the recess, the spacing groove is seted up to the bottom of rectangular block (81), and is a plurality of stopper (82) set up at the spacing inslot, screw rod (83) are rotated and are installed on stopper (82), the end of screw rod (83) pass rectangular block (81) and with rectangular block (81) threaded connection.

3. The multi-stage cylinder test stand of claim 2, wherein: the tail end of the screw rod (83) is fixedly connected with a rotating disc (10), and a rubber protection pad is arranged on the limiting block (82).

4. The multi-stage cylinder test stand of claim 2, wherein: and a pressure sensor (11) is installed on the upper side of the rectangular block (81) in the groove, and the pressure sensor (11) is electrically connected with the controller.

5. The multi-stage cylinder test stand of claim 1, wherein: the fixing mechanism (9) comprises a threaded rod (91) and a fixing block (92), the threaded rod (91) is arranged on the base (1) in a threaded mode, and the fixing block (92) is installed on the threaded rod (91) in a rotating mode.

6. The multi-stage cylinder test stand of claim 5, wherein: the terminal fixedly connected with carousel (12) of threaded rod (91), be provided with the protection pad on fixed block (92).