CN210953358U

CN210953358U - Gas spring dynamometer

Info

Publication number: CN210953358U
Application number: CN201921929871.6U
Authority: CN
Inventors: 尹艳; 尹可; 尹季瑜
Original assignee: Zhenjiang Yafeng Pneumatic Components Co ltd
Current assignee: Zhenjiang Yafeng Pneumatic Components Co ltd
Priority date: 2019-11-11
Filing date: 2019-11-11
Publication date: 2020-07-07
Anticipated expiration: 2029-11-11

Abstract

The utility model belongs to the technical field of air spring check out test set, especially, be an air spring dynamometer, including the working plate, the top of working plate is provided with mounting panel, linear slide rail and accommodate the lead screw, bolted connection has the location mainboard on the mounting panel, the top fixed mounting of location mainboard has spacing principal post, the quantity of linear slide rail is two and symmetric distribution in accommodate the lead screw's both sides, two sliding connection has the sharp slider on the linear slide rail, two the top bolted connection of sharp slider has the regulating plate, threaded connection has the screw thread seat on the accommodate the lead screw. The utility model discloses a set up linear slide rail, accommodate the lead screw, sharp slider, regulating plate, screw thread seat and extension board, conveniently adjust the position of cylinder to be suitable for not unidimensional air spring, owing to adjust convenient operation, direct through rotate accommodate the lead screw can, make things convenient for the user of service to use the dynamometer, be favorable to the test work of air spring.

Description

Gas spring dynamometer

Technical Field

The utility model relates to an air spring check out test set technical field specifically is an air spring dynamometer.

Background

The gas spring is an industrial accessory which can play a role in supporting, buffering, braking, height adjustment, angle adjustment and the like. It is composed of the following parts: the device comprises a pressure cylinder, a piston rod, a piston, a sealing guide sleeve, a filler (inert gas or oil-gas mixture), an in-cylinder control element, an out-cylinder control element (a controllable gas spring), a joint and the like. The principle is that inert gas or oil-gas mixture is filled in a closed pressure cylinder, the pressure in a cavity is several times or dozens of times higher than the atmospheric pressure, and the motion of a piston rod is realized by utilizing the pressure difference generated by the cross section area of the piston rod smaller than that of the piston.

After the production of air spring is accomplished, need detect the performance of air spring, for example the rotation test of air spring, the impact test of air spring, the endurance test of air spring, the fatigue test of air spring and the dynamics test of air spring etc. wherein air spring dynamometer is used for measuring the size of air spring internal pressure, and the dynamometry work of accomplishing the air spring that present air spring dynamometer can be smooth, but still there is certain not enough when in-service use:

when carrying out dynamometry during operation to the air spring, need fix the both ends of air spring, then use the cylinder to promote pressure sensor to the extrusion that carries out of air spring, thereby utilize pressure sensor to measure the pressure value, but because the length and the size of the air spring of difference are inconsistent, consequently often need adjust the position of cylinder, present cylinder is fixed on the test machine through adjusting the seat, but it is fixed with the test machine that the seat is adjusted to the regulation seat through the bolt, owing to seted up the bar hole on adjusting the seat, consequently adjust the position of seat through the bar hole and use the bolt to fix the seat of adjusting after adjusting, such regulation mode operation is more complicated, bring inconvenience for the user of dynamometer.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides an air spring dynamometer has solved the problem that proposes among the above-mentioned background art.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a gas spring dynamometer comprises a working plate, wherein the top of the working plate is provided with a mounting plate, a linear slide rail and an adjusting screw rod, the mounting plate is connected with a positioning main plate through a bolt, the top of the positioning main plate is fixedly provided with a limiting main column, the number of the linear slide rails is two, the linear slide rails are symmetrically distributed on two sides of the adjusting screw rod, the two linear slide rails are connected with linear slide blocks in a sliding way, the top parts of the two linear slide blocks are connected with adjusting plates through bolts, the adjusting screw rod is in threaded connection with a threaded seat, the threaded seat is fixed at the bottom of the adjusting plate through a bolt, a support plate is connected with the top of the adjusting plate through a bolt, an air cylinder is fixedly arranged on one side of the support plate, the piston rod bolt of cylinder is connected with pressure sensor, the last nut of pressure sensor is fixed with the location subplate, fixed mounting has spacing auxiliary column on the location subplate.

As an optimized technical scheme of the utility model, the bottom fixed mounting of work board has the landing leg frame.

As an optimal technical scheme of the utility model, spacing principal post and spacing auxiliary pillar constitute by the different cylinders of three diameter.

As an optimal technical scheme of the utility model, the surface of spacing principal post and spacing auxiliary pillar all is provided with the screw thread.

As an optimized technical proposal of the utility model, one end of the adjusting screw rod is fixedly provided with a rotating handle.

(III) advantageous effects

Compared with the prior art, the utility model provides an air spring dynamometer possesses following beneficial effect:

this air spring dynamometer through setting up linear slide rail, accommodate the lead screw, sharp slider, regulating plate, screw thread seat and extension board, conveniently adjusts the position of cylinder to be suitable for not unidimensional air spring, owing to adjust convenient operation, direct through rotate accommodate the lead screw can, make things convenient for the user to use the dynamometer, be favorable to the test work of air spring.

Drawings

FIG. 1 is a perspective elevation view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a perspective rear view of the present invention;

fig. 4 is a perspective side view of the structure of the present invention.

In the figure: 1. a working plate; 2. a frame; 3. mounting a plate; 4. a linear slide rail; 5. adjusting the screw rod; 6. positioning the main board; 7. limiting the main column; 8. a linear slider; 9. an adjusting plate; 10. a threaded seat; 11. a support plate; 12. a cylinder; 13. a pressure sensor; 14. positioning the auxiliary plate; 15. limiting the auxiliary column; 16. and (7) rotating a handle.

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.

Examples

Referring to fig. 1-4, the present invention provides the following technical solutions: a gas spring dynamometer comprises a working plate 1, a mounting plate 3 is arranged at the top of the working plate 1, linear slide rail 4 and accommodate the lead screw 5, bolted connection has location mainboard 6 on the mounting panel 3, the top fixed mounting of location mainboard 6 has spacing principal post 7, linear slide rail 4's quantity is two and symmetric distribution in accommodate the lead screw 5's both sides, sliding connection has linear slider 8 on two linear slide rails 4, the top bolted connection of two linear slider 8 has regulating plate 9, threaded connection has screw thread seat 10 on accommodate the lead screw 5, threaded seat 10 passes through the bolt fastening in the bottom of regulating plate 9, the top bolted connection of regulating plate 9 has extension board 11, one side fixed mounting of extension board 11 has cylinder 12, the piston rod bolted connection of cylinder 12 has pressure sensor 13, pressure sensor 13 upper nut is fixed with location subplate 14, fixed mounting has spacing subplate 15 on the location subplate 14.

In the embodiment, the mounting plate 3 and the linear slide rail 4 are fixed on the top of the working plate 1 through bolts, and two ends of the adjusting screw rod 5 are fixed on the top of the working plate 1 through bearing seats; when the pneumatic spring is used, the position of the air cylinder 12 needs to be adjusted, the adjusting screw rod 5 is directly rotated to drive the threaded seat 10 to move, the threaded seat 10 can drive the adjusting plate 9 to slide on the two linear slide rails 4 through the two linear slide blocks 8, the adjusting screw rod 5 can be rotated forwards or backwards to adjust the position of the air cylinder 12 left and right, after the position of the air cylinder 12 is adjusted, two ends of the air spring are respectively fixed on the limiting main column 7 and the limiting auxiliary column 15, then the air cylinder 12 is started to drive the pressure sensor 13 to move, the air spring can be extruded, the pressure sensor 13 is used for measuring a pressure value, the pressure of the air spring can be known through the pressure value measured by the pressure sensor 13, and therefore the force measurement work of the air spring is; wherein location mainboard 6 and location subplate 14 are detachable construction, need use different positioning fixture when facing the air spring of different ends, and positioning fixture refers to location mainboard 6, location subplate 14, spacing principal post 7 and spacing subplate 15, consequently need change location mainboard 6 and location subplate 14.

Specifically, the bottom of the working plate 1 is fixedly provided with a support leg frame 2.

In this embodiment, utilize landing leg frame 2 to play a supporting role for work board 1, raise work board 1, make things convenient for the staff to operate.

Specifically, the limiting main column 7 and the limiting auxiliary column 15 are composed of three cylinders with different diameters.

In this embodiment, to the air spring of same end type, but its size is different to the internal diameter of end is also different, consequently designs the different cylinder of three diameter, conveniently measures the not unidimensional air spring of a batch of same end, has reduced positioning fixture's use, avoids changing positioning fixture many times simultaneously.

Specifically, the surfaces of the limiting main column 7 and the limiting auxiliary column 15 are both provided with threads.

In this embodiment, through the design of screw thread, adopt the nut can fix the air spring on spacing principal post 7 and spacing auxiliary pillar 15.

Specifically, a rotating handle 16 is fixedly arranged at one end of the adjusting screw rod 5.

In this embodiment, the design of the rotating handle 16 is convenient to drive the adjusting screw rod 5 to rotate.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A gas spring dynamometer, comprising a work plate (1), characterized in that: the top of working plate (1) is provided with mounting panel (3), linear slide rail (4) and accommodate the lead screw (5), bolted connection has location mainboard (6) on mounting panel (3), the top fixed mounting of location mainboard (6) has spacing principal post (7), the quantity of linear slide rail (4) is two and symmetric distribution in the both sides of accommodate the lead screw (5), two sliding connection has linear slider (8) on linear slide rail (4), two the top bolted connection of linear slider (8) has regulating plate (9), threaded connection has screw thread seat (10) on accommodate the lead screw (5), threaded screw seat (10) pass through the bolt fastening in the bottom of regulating plate (9), the top bolted connection of regulating plate (9) has extension board (11), one side fixed mounting of extension board (11) has cylinder (12), the piston rod of the air cylinder (12) is connected with a pressure sensor (13) through a bolt, a positioning auxiliary plate (14) is fixed on the pressure sensor (13) through a nut, and a limiting auxiliary column (15) is fixedly mounted on the positioning auxiliary plate (14).

2. A gas spring dynamometer according to claim 1 and further including: the bottom of the working plate (1) is fixedly provided with a supporting leg rack (2).

3. A gas spring dynamometer according to claim 1 and further including: the limiting main column (7) and the limiting auxiliary column (15) are composed of three cylinders with different diameters.

4. A gas spring dynamometer according to claim 3 and further including: the surfaces of the limiting main column (7) and the limiting auxiliary column (15) are provided with threads.

5. A gas spring dynamometer according to claim 1 and further including: and a rotating handle (16) is fixedly arranged at one end of the adjusting screw rod (5).