CN210889562U

CN210889562U - Hydraulic cylinder performance testing device

Info

Publication number: CN210889562U
Application number: CN201921946894.8U
Authority: CN
Inventors: 李钢; 鲁海石; 陈素娟; 宛锐
Original assignee: FUSHUN TIANBAO HEAVY INDUSTRY HYDRAULIC MANUFACTURING CO LTD
Current assignee: FUSHUN TIANBAO HEAVY INDUSTRY HYDRAULIC MANUFACTURING CO LTD
Priority date: 2019-11-12
Filing date: 2019-11-12
Publication date: 2020-06-30
Anticipated expiration: 2029-11-12

Abstract

The utility model discloses a pneumatic cylinder capability test device, including bottom plate and pneumatic cylinder, set up the backup pad on the bottom plate, set up the pneumatic cylinder in the backup pad, the pneumatic cylinder includes cylinder end and cylinder, uide bushing, sealing washer, dirt proof boot, piston rod, sealing ring and hydraulic fluid port, and the cylinder is connected to the side at the cylinder end, and the hydraulic fluid port is seted up to the cylinder side, and piston rod bottom cladding piston sets up the sealing washer in the piston, and the piston outside sets up the sealing ring, piston rod rear end cladding uide bushing, and the uide bushing rear side sets up the dirt proof boot, pneumatic cylinder outside cladding sealed cowling, sealed cowling upper end. The utility model discloses pneumatic cylinder capability test device, whole detection simple structure, convenient operation, effectual sealed the detection to the pneumatic cylinder, improve pneumatic cylinder practicality, guarantee to detect the precision of structure, and the sealed cowling can be dismantled, and the pneumatic cylinder of being convenient for takes out, reduces check-out time.

Description

Hydraulic cylinder performance testing device

Technical Field

The utility model relates to a pneumatic cylinder capability test technical field specifically is pneumatic cylinder capability test device.

Background

The hydraulic cylinder is one of key elements in a hydraulic system, is widely applied to industrial production, and the performance of the hydraulic cylinder has direct and important influence on the whole hydraulic system. The hydraulic cylinder generally works in a severe production environment, and has the advantages of large load, long working time and high response speed, so that the hydraulic cylinder is easy to break down. In case the pneumatic cylinder breaks down and does not obtain timely accurate test and maintenance change, then influence production gently, then lead to the incident seriously, consequently test very important to the pneumatic cylinder performance, current look sideways at device structure complicacy, with high costs.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pneumatic cylinder capability test device, whole detection simple structure, convenient operation, effectual sealed the detection to the pneumatic cylinder improves pneumatic cylinder practicality, guarantees the precision that detects the structure, and the sealed cowling can be dismantled, and the pneumatic cylinder of being convenient for takes out, reduces check-out time, has solved the problem among the prior art.

In order to achieve the above object, the utility model provides a following technical scheme: the hydraulic cylinder performance testing device comprises a bottom plate and a hydraulic cylinder, wherein a supporting plate is arranged on the bottom plate, the hydraulic cylinder is arranged on the supporting plate, the hydraulic cylinder comprises a cylinder bottom, a cylinder barrel, a guide sleeve, a sealing ring, a dustproof sleeve, a piston rod, a sealing ring and an oil port, the side end of the cylinder bottom is connected with the cylinder barrel, the oil port is formed in the side edge of the cylinder barrel, the piston rod bottom covers the piston, the sealing ring is arranged in the piston, the sealing ring is arranged on the outer side of the piston, the guide sleeve covers the rear end of the piston rod, the dustproof sleeve is arranged on the;

the detection device comprises an inflator, an electric cabinet, an inflation tube, a sealing seat, a flow detector and an air pressure detector, wherein the side end of the inflator is connected with the inflation tube, the flow detector is installed on the inflation tube, one end of the inflation tube is connected with the inside of the hydraulic cylinder, the electric cabinet is arranged on the side edge of the inflator, and the air pressure detector is arranged in the sealing cover.

Preferably, the bottom end of the sealing cover is arranged in the bottom plate, and a sealing assembly is arranged on the contact surface of the sealing cover and the bottom plate.

Preferably, the sealing assembly comprises a base plate, an outer rubber sleeve, a sealing rubber pad, a sealing ring pad and a butt joint groove, the butt joint groove is formed in the bottom plate, the base plate is installed at the bottom end of the butt joint groove, the sealing rubber pad is arranged on the inner wall of the butt joint groove, and the outer rubber sleeve is arranged at the bottom end of the sealing cover.

Preferably, the bottom end of the sealing cover is arranged in the butt joint groove and is in sealing connection with a connecting port at the upper end of the butt joint groove through a sealing ring gasket.

Preferably, the inflation tube penetrates through the sealing cover to be connected with the hydraulic cylinder, and the inflation tube is connected with the sealing cover in a sealing mode through the sealing seat.

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

1. the utility model discloses pneumatic cylinder capability test device, by seal receptacle sealing connection between gas tube and the seal cover, the atmospheric pressure value in the seal cover is examined earlier to the atmospheric pressure detector, carry pneumatic cylinder inside with gas through the inflator, flow detector detects output gas volume, the atmospheric pressure detector lasts to detect in inflation process, change appears when atmospheric pressure, it has the problem to explain pneumatic cylinder sealing performance, if atmospheric pressure keeps unchangeable always, it is intact to explain pneumatic cylinder sealing performance, the whole detection simple structure, high durability and convenient operation, effectual sealed the measuring to the pneumatic cylinder, improve the pneumatic cylinder practicality.

2. The utility model discloses pneumatic cylinder capability test device, the sealed cowling bottom sets up in the butt joint inslot, and with butt joint inslot upper end connector by sealing washer pad sealing connection, sealed cowling bottom block is installed in the bottom plate, and seal assembly guarantees the leakproofness between the two, has guaranteed to be a totally enclosed space in the sealed cowling of installing, guarantees to detect the precision of structure, and the sealed cowling can be dismantled, and the pneumatic cylinder of being convenient for takes out, reduces check-out time.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a half sectional view of the overall structure of the present invention;

FIG. 3 is a sectional view of the hydraulic cylinder structure of the present invention;

fig. 4 is an enlarged view of the position a of the present invention.

In the figure: 1. a base plate; 11. a support plate; 2. a hydraulic cylinder; 21. a cylinder bottom; 22. a cylinder barrel; 23. a guide sleeve; 24. a seal ring; 25. a dust-proof sleeve; 26. a piston; 27. a piston rod; 28. a seal ring; 29. an oil port; 3. a sealing cover; 4. a detection device; 41. an inflator; 42. an electric cabinet; 43. an inflation tube; 44. a sealing seat; 45. a flow detector; 46. an air pressure detector; 5. a seal assembly; 51. a base plate; 52. an outer rubber sleeve; 53. sealing the rubber gasket; 54. a seal ring pad; 55. and (4) butting the grooves.

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, a hydraulic cylinder performance testing device comprises a bottom plate 1 and a hydraulic cylinder 2, wherein a supporting plate 11 is arranged on the bottom plate 1, the hydraulic cylinder 2 is arranged on the supporting plate 11, the hydraulic cylinder 2 comprises a cylinder bottom 21, a cylinder barrel 22, a guide sleeve 23, a sealing ring 24, a dustproof sleeve 25, a piston 26, a piston rod 27, a sealing ring 28 and an oil port 29, the side end of the cylinder bottom 21 is connected with the cylinder barrel 22, the oil port 29 is formed in the side edge of the cylinder barrel 22, the piston rod 27 wraps the piston 26 at the bottom end, the sealing ring 24 is arranged in the piston 26, the sealing ring 28 is arranged on the outer side of the piston 26, the guide sleeve 23 is wrapped at the rear end of the piston rod 27, the dustproof sleeve 25 is arranged on the rear side of the guide sleeve 23, the sealing cover 3 is wrapped on the outer side of the hydraulic cylinder 2, a detecting device 4 is arranged at the upper, install flow detector 45 on gas tube 43, gas tube 43 one end and 2 internal connections of pneumatic cylinder, electric cabinet 42 sets up in aerator 41 side, gas pressure detector 46 sets up in sealed cowling 3, gas tube 43 pierces through sealed cowling 3 and is connected with pneumatic cylinder 2, sealed connection by seal receptacle 44 between gas tube 43 and the sealed cowling 3, gas pressure detector 46 examines the internal gas pressure value of sealed cowling 3 earlier, carry gas inside pneumatic cylinder 2 through aerator 41, flow detector 45 detects output gas volume, gas pressure detector 46 continuously detects in the inflation process, change appears when atmospheric pressure, it has a problem to explain pneumatic cylinder 2 sealing performance, if atmospheric pressure keeps unchangeable all the time, it is intact to explain pneumatic cylinder 2 sealing performance, the whole detects simple structure, and convenient for operation, effectual sealed the detection to pneumatic cylinder 2, improve pneumatic cylinder 2 practicality.

Referring to fig. 4, the bottom end of the sealing cover 3 is disposed in the bottom plate 1, and the contact surface between the sealing cover 3 and the bottom plate 1 is provided with the sealing assembly 5, the sealing assembly 5 includes a base plate 51, an outer rubber sleeve 52, a sealing rubber pad 53, a sealing ring pad 54 and a butt joint groove 55, the butt joint groove 55 is disposed in the bottom plate 1, the base plate 51 is mounted at the bottom end of the butt joint groove 55, the sealing rubber pad 53 is disposed on the inner wall of the butt joint groove 55, the outer rubber sleeve 52 is disposed at the bottom end of the sealing cover 3, the bottom end of the sealing cover 3 is disposed in the butt joint groove 55, and is hermetically connected with the upper end connector of the butt joint groove 55 through the sealing ring pad 54, the bottom end of the sealing cover 3 is mounted in the bottom plate 1 in a clamping manner, the sealing assembly 5 ensures the sealing performance between the two, it is ensured that a completely sealed space is formed.

In summary, the following steps: the utility model discloses a hydraulic cylinder performance testing device, gas tube 43 and sealed cowling 3 are connected by seal 44 sealing, air pressure detector 46 examines the internal gas pressure value of sealed cowling 3 earlier, carry gas to the pneumatic cylinder 2 inside through inflator 41, flow detector 45 detects the output gas volume, air pressure detector 46 continuously detects in the inflation process, when the atmospheric pressure changes, it explains that the sealing performance of pneumatic cylinder 2 is problematic, if the atmospheric pressure keeps unchanged all the time, it explains that the sealing performance of pneumatic cylinder 2 is intact, the whole detection structure is simple, the operation is convenient, the effective sealing detection is carried out to pneumatic cylinder 2, improve the practical performance of pneumatic cylinder 2, the bottom end of sealed cowling 3 is arranged in butt joint groove 55, and is connected by seal 54 sealing washer with the upper end connector of butt joint groove 55, the bottom end of sealed cowling 3 is blocked and installed in bottom plate 1, seal assembly 5 guarantees the, guaranteed to be a totally enclosed space in the sealed cowling 3 that installs, guaranteed to detect the precision of structure, and sealed cowling 3 can be dismantled, and the pneumatic cylinder 2 of being convenient for takes out, reduces check-out time.

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. Pneumatic cylinder capability test device, including bottom plate (1) and pneumatic cylinder (2), its characterized in that: the hydraulic cylinder is characterized in that a supporting plate (11) is arranged on the bottom plate (1), a hydraulic cylinder (2) is arranged on the supporting plate (11), the hydraulic cylinder (2) comprises a cylinder bottom (21), a cylinder barrel (22), a guide sleeve (23), a sealing ring (24), a dustproof sleeve (25), a piston (26), a piston rod (27), a sealing ring (28) and an oil port (29), the side end of the cylinder bottom (21) is connected with the cylinder barrel (22), the oil port (29) is formed in the side edge of the cylinder barrel (22), the piston rod (27) is coated with the piston (26) at the bottom end, the sealing ring (24) is arranged in the piston (26), the sealing ring (28) is arranged on the outer side of the piston (26), the guide sleeve (23) is coated at the rear end of the piston rod (27), the dustproof sleeve (25) is arranged on the rear side of the;

the detection device (4) comprises an inflator (41), an electric cabinet (42), an inflation tube (43), a sealing seat (44), a flow detector (45) and an air pressure detector (46), wherein the side end of the inflator (41) is connected with the inflation tube (43), the flow detector (45) is installed on the inflation tube (43), one end of the inflation tube (43) is connected with the inside of the hydraulic cylinder (2), the electric cabinet (42) is arranged on the side edge of the inflator (41), and the air pressure detector (46) is arranged in the sealing cover (3).

2. The hydraulic cylinder performance testing device of claim 1, wherein: the bottom end of the sealing cover (3) is arranged in the bottom plate (1), and a sealing component (5) is arranged on the contact surface of the sealing cover (3) and the bottom plate (1).

3. The hydraulic cylinder performance testing device of claim 2, wherein: the sealing assembly (5) comprises a base plate (51), an outer rubber sleeve (52), a sealing rubber pad (53), a sealing ring pad (54) and a butt joint groove (55), the butt joint groove (55) is arranged in the bottom plate (1), the base plate (51) is installed at the bottom end of the butt joint groove (55), the sealing rubber pad (53) is arranged on the inner wall of the butt joint groove (55), and the outer rubber sleeve (52) is arranged at the bottom end of the sealing cover (3).

4. Hydraulic cylinder capability test device according to claim 3, characterized in that: the bottom end of the sealing cover (3) is arranged in the butt joint groove (55), and is in sealing connection with a connecting port at the upper end of the butt joint groove (55) through a sealing ring gasket (54).

5. The hydraulic cylinder performance testing device of claim 1, wherein: the inflation tube (43) penetrates through the sealing cover (3) to be connected with the hydraulic cylinder (2), and the inflation tube (43) is connected with the sealing cover (3) in a sealing mode through the sealing seat (44).