CN210268554U

CN210268554U - Checking fixture for oil cylinder of material transfer machine

Info

Publication number: CN210268554U
Application number: CN201921235554.4U
Authority: CN
Inventors: 张伟伟; 周志南; 毕书明
Original assignee: Pacoma China Hydraulic Equipment Co ltd
Current assignee: Pacoma China Hydraulic Equipment Co ltd
Priority date: 2019-08-01
Filing date: 2019-08-01
Publication date: 2020-04-07
Anticipated expiration: 2029-08-01

Abstract

The utility model discloses a checking fixture for a material transfer machine oil cylinder, which effectively solves the problem that the existing checking fixture for the oil cylinder can not more accurately check whether a piston rod of the oil cylinder vertically moves relative to the oil cylinder, the utility model comprises a checking fixture platform, wherein one side of the top end of the checking fixture platform is provided with a fixing component, the other side of the top end of the checking fixture platform is provided with a sighting component, the fixing component comprises a fixing frame, an electric push rod, a mounting platform, an oil cylinder, a piston rod, a limiting frame, a supporting plate and an LED shadowless lamp, one side of the bottom end of the checking fixture platform is fixed with the electric push rod through the fixing frame, and the top end of the electric push rod penetrates through the top end of the checking fixture platform and is provided with the mounting platform, the verticality of the piston rod of the oil cylinder relative to the motion of the piston is detected, and the condition that the finished oil cylinder or the oil cylinder after being used for a period of time is damaged due to the fact that the motion direction of the piston rod is not perpendicular to the cylinder body, and the inside of the cylinder body is unevenly stressed is prevented.

Description

Checking fixture for oil cylinder of material transfer machine

Technical Field

The utility model relates to a hydro-cylinder inspection technical field specifically is a material reloader oil cylinder is with examining utensil.

Background

The oil cylinder is a hydraulic actuating element which converts hydraulic energy into mechanical energy and does linear reciprocating motion (or swinging motion), has simple structure and reliable work, can remove a speed reducer when the oil cylinder is used for realizing reciprocating motion, has no transmission clearance and moves stably, thereby being widely applied to hydraulic systems of various machines, but if a piston rod of the oil cylinder moves obliquely relative to the oil cylinder, the piston rod of the oil cylinder can cause uneven internal stress and wear and damage, so the verticality of the piston rod of the oil cylinder needs to be detected, and the existing oil cylinder checking tool can not more accurately check whether the piston rod of the oil cylinder moves vertically relative to the oil cylinder.

Therefore, how to design the checking fixture for the oil cylinder of the material transfer loader becomes a problem to be solved currently.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned condition, for overcoming prior art's defect, the utility model provides a material elevating conveyor oil cylinder is with examining utensil, the effectual current hydro-cylinder of having solved is with examining the problem whether the hydro-cylinder piston rod is for hydro-cylinder vertical motion that the utensil can't be more accurate.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model discloses an examine a platform, examine a platform top one side and install fixed subassembly, examine a platform top opposite side and install the subassembly that aims;

the fixing assembly comprises a fixing frame, an electric push rod, an installation platform, an oil cylinder, a piston rod, a limiting frame, a supporting plate and an LED shadowless lamp, the electric push rod is fixed on one side of the bottom end of the detection platform through the fixing frame, the installation platform is installed on the top end of the electric push rod in a penetrating mode, the oil cylinder is installed on the top end of the installation platform, the piston rod is installed on one side of the outer portion of the oil cylinder, the limiting frame is sleeved on the bottom end of the piston rod, the supporting plate is installed on the bottom end of the limiting frame, located in the middle;

the aiming assembly comprises an adjusting chamber, sliding grooves, sliding plates, racks, gears, rotating handles, aiming plates, aiming holes, pigment discs and aiming points, the adjusting chamber is installed on one side of the top end of the checking fixture platform, the sliding grooves are formed in two sides of the inside of the adjusting chamber, the sliding plates are installed between the sliding grooves, the racks are installed at the bottom ends of the sliding plates, the gears are installed at the bottom ends of the racks, the rotating handles are installed on one sides of the outer portions of the gears in a mode of penetrating through the outside of the adjusting chamber, the aiming plates are installed at the positions, located at the top ends of the checking fixture platform, of the top ends of the sliding plates, the;

the number of the LED shadowless lamps is two, and the limiting frame is in a semicircular ring shape;

the number of the aiming points is two, and the relative position from the aiming points to the aiming holes is the same as the relative position from the LED shadowless lamp to the limiting frame.

Preferably, the top end of the mounting table is provided with a mounting hole, and the mounting table and the oil cylinder are fixedly connected through a bolt.

The utility model discloses simple structure, convenient to use has optimized current hydro-cylinder with examining utensil, has detected the straightness that hangs down of the relative piston motion of piston rod of hydro-cylinder, thereby prevents that the hydro-cylinder finished product or the hydro-cylinder after using a period from leading to the condition emergence of the uneven damage of cylinder body inside atress because of piston rod direction of motion out of perpendicular to cylinder body.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

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

fig. 2 is a structural schematic view of the rack plate of the present invention;

fig. 3 is a schematic view of the installation structure of the LED shadowless lamp of the present invention;

fig. 4 is a schematic view of the fixing frame mounting structure of the present invention.

Reference numbers in the figures: 1. a gauge stand; 2. a fixing assembly; 3. a targeting assembly; 21. a fixed mount; 22. an electric push rod; 23. an installation table; 24. an oil cylinder; 25. a piston rod; 26. a limiting frame; 27. a support plate; 28. An LED shadowless lamp; 31. a conditioning chamber; 32. a chute; 33. a slide plate; 34. a rack; 35. a gear; 36. A handle is rotated; 37. a collimation plate; 38. a sighting hole; 39. a paint tray; 310. aiming at the point.

Detailed Description

The following describes the present invention in further detail with reference to the accompanying fig. 1-4.

In the first embodiment, as shown in fig. 1, the device comprises a testing tool table 1, wherein a fixing component 2 is installed on one side of the top end of the testing tool table 1, and a aiming component 3 is installed on the other side of the top end of the testing tool table 1;

the fixing component 2 comprises a fixing frame 21, an electric push rod 22, a mounting table 23, an oil cylinder 24, a piston rod 25, a limiting frame 26, a supporting plate 27 and an LED shadowless lamp 28, the electric push rod 22 is fixed on one side of the bottom end of the checking fixture table 1 through the fixing frame 21, the mounting table 23 is installed on the top end of the electric push rod 22 penetrating through the top end of the checking fixture table 1, the oil cylinder 24 is installed on the top end of the mounting table 23, the piston rod 25 is installed on one side of the outer portion of the oil cylinder 24, the limiting frame 26 is sleeved on the bottom end of the piston rod 25, the supporting plate 27 is installed on the position, located in the middle of the top end of the checking fixture table 1, of the supporting plate;

the aiming assembly 3 comprises an adjusting chamber 31, a chute 32, a sliding plate 33, a rack 34, a gear 35, a rotating handle 36, an aiming plate 37, an aiming hole 38, a pigment disc 39 and an aiming point 310, wherein the adjusting chamber 31 is installed on one side of the top end of the checking fixture table 1, the chutes 32 are respectively formed in two sides of the inner portion of the adjusting chamber 31, the sliding plate 33 is installed between the chutes 32, the rack 34 is installed at the bottom end of the sliding plate 33, the gear 35 is installed at the bottom end of the rack 34, the sliding plate 33 is driven to move by the rack 34, the rotating handle 36 is installed on one side of the outer portion of the gear 35 and penetrates through the outer portion of the adjusting chamber 31, the aiming plate 37 is installed at the position, located at the top end of the checking fixture table 1, the middle of the aiming;

the number of the LED shadowless lamps 28 is two, and the limiting frame 26 is in a semicircular shape, so that the position of the piston rod 25 is conveniently limited;

the number of the aiming points 310 is two, and the relative position of the aiming points 310 to the aiming hole 38 is the same as the relative position of the LED shadowless lamp 28 to the limiting frame 26, so that the verticality of the piston rod 25 relative to the oil cylinder 24 can be detected conveniently.

In the second embodiment, on the basis of the first embodiment, the top end of the mounting table 23 is provided with a mounting hole, and the mounting table 23 and the oil cylinder 24 are fixedly connected through a bolt, so that the oil cylinder 24 does not shake during operation.

When the utility model is used, the oil cylinder 24 is fixed by the fixing component 2, the oil cylinder 24 is installed on the installation platform 23 on the detection platform 1, the electric push rod 22 is opened, the electric push rod 22 and the electric installation platform 23 go up and down, the position of the installation platform 23 is adjusted to ensure that the piston rod 25 is clamped into the limiting frame 26 on the support plate 27, the position of the electric push rod 22 is more fixed by the fixing frame 21, the installation platform 23 goes up and down more stably, the LED shadowless lamp 28 is opened, the rotating handle 36 in the aiming component 3 is adjusted to ensure that the rotating handle 36 drives the gear 35 to rotate in the adjusting chamber 31, thereby the gear 35 drives the rack 34 and the sliding plate 33 to move, the sliding groove 32 provides a track for the sliding plate 33 to move, the aiming plate 37 moves to just aim at the light emitted by the LED shadowless lamp 28 at the aiming point 310, the relative position from the aiming point 310 to the aiming hole 38 is the same as, therefore, the limiting frame 26 is just aligned with the aiming hole 38, the switch of the oil cylinder 24 is turned on, the piston rod 25 moves towards the aiming hole 38 in the limiting frame 26, if the limiting frame is qualified, namely the piston rod 25 vertically moves relative to the cylinder body of the oil cylinder 24, the piston rod 25 can penetrate through the aiming hole 38, and if the limiting frame is inclined, the piston rod 25 can touch the paint disc 39 to leave marks on the piston rod 25.

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 checking fixture for a material transfer machine oil cylinder comprises a checking fixture table (1) and is characterized in that a fixing assembly (2) is installed on one side of the top end of the checking fixture table (1), and a sighting assembly (3) is installed on the other side of the top end of the checking fixture table (1);

the fixing assembly (2) comprises a fixing frame (21), an electric push rod (22), an installation platform (23), an oil cylinder (24), a piston rod (25), a limiting frame (26), a supporting plate (27) and an LED shadowless lamp (28), wherein the electric push rod (22) is fixed on one side of the bottom end of the inspection platform (1) through the fixing frame (21), the installation platform (23) is installed at the top end of the electric push rod (22) in a penetrating mode, the oil cylinder (24) is installed at the top end of the installation platform (23), the piston rod (25) is installed on one side of the outer portion of the oil cylinder (24), the limiting frame (26) is sleeved at the bottom end of the piston rod (25), the supporting plate (27) is installed at the middle position of the top end of the inspection platform (1) at the bottom end of the limiting frame (;

the aiming assembly (3) comprises an adjusting chamber (31), sliding grooves (32), sliding plates (33), racks (34), gears (35), rotating handles (36), aiming plates (37), aiming holes (38), pigment discs (39) and aiming points (310), the adjusting chamber (31) is installed on one side of the top end of the checking fixture platform (1), the sliding grooves (32) are formed in two sides of the inner portion of the adjusting chamber (31), the sliding plates (33) are installed between the sliding grooves (32), the racks (34) are installed at the bottom ends of the sliding plates (33), the gears (35) are installed at the bottom ends of the racks (34), the rotating handles (36) are installed on one side of the outer portion of the gears (35) in a penetrating mode on the outer portion of the adjusting chamber (31), the aiming plates (37) are installed on the top ends of the sliding plates (33), the aiming holes (38) are formed in the middle portions of the aiming plates (37, aiming points (310) are arranged on both sides of the lower part of the aiming plate (37);

the number of the LED shadowless lamps (28) is two, and the limiting frame (26) is in a semicircular shape;

the number of the aiming points (310) is two, and the relative position of the aiming points (310) to the aiming hole (38) is the same as the relative position of the LED shadowless lamp (28) to the limiting frame (26).

2. The checking fixture for the oil cylinder of the material transfer loader according to claim 1, wherein a mounting hole is formed in the top end of the mounting table (23), and the mounting table (23) is fixedly connected with the oil cylinder (24) through a bolt.