Installation structure of energy-saving variable-amplitude oil cylinder guide rod

Abstract

The utility model discloses a mounting structure of an energy-saving variable-amplitude oil cylinder guide rod. The installation structure of the energy-saving variable-amplitude oil cylinder guide rod comprises a cylinder body and a guide rod, a cylinder bottom is arranged at the end of one side of the cylinder body, the cylinder bottom and the cylinder body form a cylinder barrel, the cylinder bottom comprises a front bottom plate, one end of the front bottom plate is welded to the cylinder body, the front bottom plate is provided with a positioning hole, the guide rod penetrates through the positioning hole, the positioning hole and the cylinder body are coaxial, and the inner diameter of the positioning hole is matched with the outer diameter of the guide rod. A flange plate is arranged at the end of one side of the guide rod, a first sealing piece is arranged between the flange plate and the front bottom plate, the other end of the front bottom plate is detachably connected with a rear bottom plate, and the rear bottom plate and the front bottom plate are matched to clamp the flange plate to fix the guide rod in the cylinder barrel. The problems that in the prior art, installation precision is poor, and later maintenance and replacement are not facilitated are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to oil cylinder technical field especially relates to a kind of installation structure of energy-saving amplitude oil cylinder guide rod. BACKGROUND

[0002] At present, in the production process of energy-saving amplitude oil cylinder, guide rod is welded with cylinder bottom first, and cylinder bottom is welded with cylinder body to form cylinder barrel, due to accumulated error, the installation precision of guide rod is poor, and guide rod is not detachable, which is not conducive to later maintenance and replacement. SUMMARY

[0003] The utility model aims at the deficiency of prior art, provides a kind of detachable installation, to improve the installation precision of guide rod, and the installation structure of energy-saving amplitude oil cylinder guide rod is convenient for later maintenance and replacement.

[0004] In order to realize the above-mentioned utility model purpose, the technical scheme of the utility model energy-saving amplitude oil cylinder guide rod installation structure is:

[0005] An installation structure of energy-saving amplitude oil cylinder guide rod, comprising a cylinder body and a guide rod, one side end of the cylinder body is provided with a cylinder bottom, the cylinder bottom and the cylinder body form a cylinder barrel, the cylinder bottom comprises a front bottom plate, one end of the front bottom plate is welded with the cylinder body, the front bottom plate is provided with a positioning hole through which the guide rod passes, the positioning hole is coaxial with the cylinder body, the inner diameter of the positioning hole matches the outer diameter of the guide rod, one side end of the guide rod is provided with a flange plate, a first sealing element is arranged between the flange plate and the front bottom plate, the other end of the front bottom plate is detachably connected with a rear bottom plate, the rear bottom plate and the front bottom plate cooperate to clamp the flange plate to fix the guide rod in the cylinder barrel.

[0006] Preferably, the guide rod is a hollow rod, the rear bottom plate is provided with an energy storage oil path communicating with the inner cavity of the hollow rod, and a second sealing element is arranged between the flange plate and the rear bottom plate.

[0007] Preferably, the rear bottom plate is provided with a recess for storing the flange plate, and the second sealing element is between the recess bottom surface and the flange plate.

[0008] Preferably, the cylinder body is provided with a convex stopper at one end towards the front bottom plate, and the front bottom plate is provided with a recessed stopper cooperating with the convex stopper.

[0009] Compared with the prior art, the utility model has the beneficial effects that:

[0010] The front bottom plate can be welded with the cylinder body to form an integral body first, and then a positioning hole coaxial with the cylinder body is machined on the front bottom plate to ensure the coaxiality of the guide rod and the cylinder body, thereby improving the installation precision of the guide rod, and the guide rod is fixed through the detachable front and rear bottom plates, which is convenient for later maintenance and replacement. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1The utility model discloses an energy-saving variable amplitude oil cylinder guide rod mounting structure.

[0012] Figure 2 It is the structure schematic diagram of cylinder body.

[0013] Figure 3 It is the sectional view of front bottom plate.

[0014] Figure 4 It is the structure schematic diagram of rear bottom plate.

[0015] Wherein, 1 cylinder body, 11 male stop, 2 guide rod, 21 flange plate, 3 cylinder bottom, 31 front bottom plate, 311 female stop, 312 positioning hole, 313 first annular groove, 32 rear bottom plate, 321 recess, 322 energy storage oil way, 323 second annular groove, 4 first sealing element, 5 second sealing element. DETAILED DESCRIPTION

[0016] The utility model discloses further illustrate in combination with specific implementation, should understand that these implementation are only used for illustrating the utility model and are not used for limiting the scope of the utility model, after reading the utility model, the modification of various equivalent forms of the utility model of the person skilled in the art all fall in the range that the application attached claim defines.

[0017] As Figures 1-4 Shown, an energy-saving variable amplitude oil cylinder guide rod mounting structure, including cylinder body 1 and guide rod 2, the left side end of cylinder body installs cylinder bottom 3, and cylinder bottom and cylinder body constitute cylinder barrel, and cylinder bottom includes front bottom plate 31, and the right end of front bottom plate is welded with cylinder body, and the end of cylinder body towards front bottom plate is processed male stop 11, and the female stop 311 that cooperates with male stop is processed to front bottom plate, thereby can improve the assembly efficiency and precision of front bottom plate and cylinder body, and the positioning hole 312 that the guide rod passes through is seted up to front bottom plate, and the positioning hole is coaxial with cylinder body, and the inner diameter of positioning hole matches the outer diameter of guide rod, and the guide rod is hollow rod, and the right side end of guide rod is welded flange plate 21, and the first sealing element 4 is arranged between flange plate and front bottom plate, and the first annular groove 313 for installing first sealing element is seted up to front bottom plate, and the left end of front bottom plate is detachably connected rear bottom plate 32 through bolt, and the recess 321 for depositing flange plate is seted up to rear bottom plate, and rear bottom plate and front bottom plate hold flange plate and fix guide rod in cylinder barrel in cooperation, and the energy storage oil way 322 that communicates with hollow rod inner chamber is seted up to rear bottom plate, and the second sealing element 5 is arranged between recess bottom surface and flange plate, and the second annular groove 323 for installing second sealing element is seted up to recess bottom surface.

[0018] The specific working process and working principle of the utility model are as follows: the originally integral cylinder bottom is split into front and rear bottom plates, the front bottom plate is welded with the cylinder body, positioning holes coaxial with the cylinder body can be machined on the front bottom plate to ensure the coaxiality of the guide rod and the cylinder body, thereby improving the installation precision of the guide rod, and the rear bottom plate is detachably connected with the front bottom plate through bolts, facilitating the maintenance and replacement of the guide rod in the later period.

Claims

1. An energy-saving mounting structure of a variable amplitude oil cylinder guide rod, comprising a cylinder body and a guide rod, one side end of the cylinder body is provided with a cylinder bottom, and the cylinder bottom and the cylinder body constitute a cylinder barrel, characterized in that: The cylinder bottom comprises a front bottom plate, one end of the front bottom plate is welded with the cylinder body, the front bottom plate is provided with a positioning hole through which the guide rod passes, the positioning hole is coaxial with the cylinder body, the inner diameter of the positioning hole matches the outer diameter of the guide rod, a flange plate is arranged at one side end of the guide rod, a first sealing element is arranged between the flange plate and the front bottom plate, the other end of the front bottom plate is detachably connected with a rear bottom plate, and the rear bottom plate and the front bottom plate cooperate to clamp the flange plate to fix the guide rod in the cylinder barrel.

2. The energy-saving mounting structure for the amplitude-variable oil cylinder guide rod according to claim 1, characterized in that: The guide rod is a hollow rod, the rear bottom plate is provided with an energy storage oil path in communication with the inner cavity of the hollow rod, and a second sealing element is arranged between the flange plate and the rear bottom plate.

3. The energy-saving mounting structure for the amplitude-variable oil cylinder guide rod according to claim 2, characterized in that: The rear bottom plate is provided with a recess for storing the flange plate, and the second sealing element is between the recess bottom surface and the flange plate.

4. The energy-saving mounting structure for the amplitude-variable oil cylinder guide rod according to claim 1, characterized in that: The one end of the cylinder body towards the front bottom plate is provided with a convex stop, and the front bottom plate is provided with a recessed stop matched with the convex stop.

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