JPS62131107U

JPS62131107U -

Info

Publication number: JPS62131107U
Application number: JP1970086U
Authority: JP
Priority date: 1986-02-13
Filing date: 1986-02-13
Publication date: 1987-08-19

Description

[Brief explanation of the drawing]

第１図は本考案の好ましい１実施例の従断面図
、第２図はストロークセンサー２０の１例の正面
図、第３図は第２図のものの側面図、第４図は本
考案の変わり型の従断面図である。次に、１はシリンダチユーブ、２はキヤツプ、
３はシリンダヘツト、４はピストン、５はピスト
ンロツト、１０は内チユーブ、１２は推力金具、
１５は内孔、２０はストロークセンサー、２１は
検出器、２２は変位造生器、２３は連接棒、３０
，３１，３２はシリンダ室、３３は内筒面、３４
は外筒面、３５，３６は流体口、４１，４２，４
３，４４はパツキン、５１はピストンロツト、６
０，６１はベローズ、７０は保護カバー、１００
は流体圧シリンダ、１０１は帯状絶縁物、１０２
，１０３は抵抗素子、１０４はシユー、１０５は
検出器、１０６，１０７は抵抗素子の端部である
。 FIG. 1 is a cross-sectional view of a preferred embodiment of the present invention, FIG. 2 is a front view of an example of the stroke sensor 20, FIG. 3 is a side view of the stroke sensor 20, and FIG. 4 is a modification of the present invention. FIG. 3 is a cross-sectional view of the mold. Next, 1 is the cylinder tube, 2 is the cap,
3 is a cylinder head, 4 is a piston, 5 is a piston rod, 10 is an inner tube, 12 is a thrust fitting,
15 is an inner hole, 20 is a stroke sensor, 21 is a detector, 22 is a displacement generator, 23 is a connecting rod, 30
, 31, 32 are cylinder chambers, 33 is an inner cylinder surface, 34
is the outer cylinder surface, 35, 36 are the fluid ports, 41, 42, 4
3, 44 are packing, 51 is piston rod, 6
0,61 is bellows, 70 is protective cover, 100
is a fluid pressure cylinder, 101 is a strip-shaped insulator, 102
, 103 is a resistance element, 104 is a shoe, 105 is a detector, and 106 and 107 are ends of the resistance element.

Claims

[Claims for Utility Model Registration] (1) In a fluid pressure cylinder 100 consisting of a cylinder tube 1, a cap 2, a cylinder head 3, a piston 4, and a plurality of piston rods 5, 51, , the inner tube 10 is engaged and mounted on the cap 2 and the cylinder head 3, the annular piston 4 is mounted on the cylinder chamber 30 formed between the cylinder tube 1 and the inner tube 10, and the piston rods 5, 51 are fitted. One end of each is connected to the piston 4 in the cylinder chamber 30.
The other end passes through the cylinder head 3,
A stroke sensor 20 is attached to the thrust fitting 12 and is attached to the thrust fitting 12 directly or via a connecting rod 23 so as to be located in the inner hole 15 of the inner tube 10, or a stroke sensor 20 is inserted through the inner hole 15. Connecting rod 2
3, the hydraulic cylinder is adapted to engage with a stroke sensor 20 that is engageably mounted thereon. (2) In a fluid pressure cylinder 100 consisting of a cylinder tube 1, a cap 2, a cylinder head 3, a piston 4, and a plurality of piston rods 5, 51, the inner tube 10 is placed in the center of the cylinder tube 1, and the inner tube 10 is connected to the cap 2 and the cylinder head. 3, and the annular piston 4 is installed in the cylinder chamber 11 formed between the cylinder tube 1 and the inner tube 10, and one end of each piston rod 5, 51 is connected to the piston in the cylinder chamber 11. 4
The other end passes through the cylinder head 3,
It is attached to the thrust fitting 12, and the stroke sensor 2
0 is provided on the outer part of the cap 2 with respect to the fluid pressure cylinder 100, and the connecting rod 23 penetrates the inner hole 15 and engages with the stroke sensor 20. Fluid pressure cylinder. (3) Displacement generator 22 of stroke sensor 20
is attached to the thrust fitting 12 directly or via a connecting rod 23, and the detector 21 is attached so as to be located in the inner hole 15 of the inner tube 10. Cylinder. (4) The detector 21 of the stroke sensor 20 is attached to the thrust fitting 12 directly or via the connecting rod 23, and the displacement generator 22 is attached so as to be located in the inner hole 15 of the inner tube 10. 2. The fluid pressure cylinder according to claim 1, characterized in that: (5) The stroke sensor 20 is provided on the outside of the cap 2, the displacement generator 22 of the stroke sensor 20 is engaged with the thrust fitting 12 via the connecting rod 23, and the detector 21 is installed on the outside of the cap 2. 3. The fluid pressure cylinder according to claim 2, wherein the cylinder is mounted on both sides. (6) A stroke sensor 20 is provided on the outside of the cap 2, a detector 21 of the stroke sensor 20 is attached to the thrust fitting 12 via a connecting rod 23, and a displacement generator 22 is provided on the outside of the cap 2. 3. The fluid pressure cylinder according to claim 2, wherein the hydraulic cylinder is attached to a portion of the cylinder.