CN216478163U - Hydraulic oil cylinder for loading mechanical arm - Google Patents
Hydraulic oil cylinder for loading mechanical arm Download PDFInfo
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- CN216478163U CN216478163U CN202122510240.4U CN202122510240U CN216478163U CN 216478163 U CN216478163 U CN 216478163U CN 202122510240 U CN202122510240 U CN 202122510240U CN 216478163 U CN216478163 U CN 216478163U
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- cylinder
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- piston rod
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Abstract
The utility model discloses a hydraulic oil cylinder for loading a mechanical arm, which comprises: a cylinder barrel; the cylinder cover is connected to the cylinder barrel opening end of the cylinder barrel; the plug body is connected in the cylinder barrel in a sliding mode, the interior of the cylinder barrel is divided into an independent oil inlet chamber and an oil return chamber by the plug body, and the oil return chamber is arranged close to the cylinder cover; the piston rod penetrates through the cylinder cover and is connected with the plug body; and the damping ring body is positioned in the cylinder barrel, fixedly installed on the cylinder cover and sleeved on the piston rod.
Description
Technical Field
The utility model relates to the technical field of hydraulic oil cylinders, in particular to a hydraulic oil cylinder for loading a mechanical arm.
Background
The hydraulic 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 realizing reciprocating motion, has no transmission clearance and moves stably, and is widely applied to loading mechanical arms.
When the hydraulic oil cylinder works, the plug body reciprocates in the cylinder body and touches between the bottom end of the cylinder barrel and the cylinder cover, and the phenomenon of loosening and oil leakage at the joint of the cylinder cover and the cylinder barrel opening is easily caused.
SUMMERY OF THE UTILITY MODEL
In order to achieve the above object, the present invention discloses a hydraulic cylinder for loading a mechanical arm, comprising:
a cylinder barrel;
the cylinder cover is connected to the cylinder barrel opening end of the cylinder barrel;
the plug body is connected in the cylinder barrel in a sliding mode, the interior of the cylinder barrel is divided into an independent oil inlet chamber and an oil return chamber by the plug body, and the oil return chamber is arranged close to the cylinder cover;
the piston rod penetrates through the cylinder cover and is connected with the plug body;
and the damping ring body is positioned in the cylinder barrel, fixedly installed on the cylinder cover and sleeved on the piston rod.
Preferably, the cylinder barrel and the cylinder cover are connected through a mating flange.
Preferably, the bottom end of the cylinder barrel is provided with a damping ring pad, and the damping ring pad is positioned in the oil inlet chamber.
Preferably, install respectively outside the cylinder with the oil inlet pipe of oil inlet cavity intercommunication and with the oil return pipe of oil return cavity intercommunication.
Preferably, the cylinder is made of stainless steel.
Preferably, the shock absorbing ring body includes:
the damping ring seat is sleeved on the piston rod and fixedly connected to the cylinder cover;
the two limiting chambers are symmetrically arranged in the damping ring seat by taking the inner ring of the damping ring seat as a center;
the limiting channel is communicated between the limiting chamber and the inner ring of the damping ring seat;
the limiting block is arranged in the limiting chamber through a return spring, and the end, far away from the return spring, of the limiting block extends into the limiting channel;
the chute is arranged on the limiting block, and the low-position end of the chute is close to the limiting channel;
the resetting baffle ring is arranged in the oil return cavity and sleeved on the piston rod;
the two connecting rods are symmetrically arranged by taking the piston rod as a center, one end of each connecting rod is connected with the reset baffle ring, and the other end of each connecting rod extends into the limiting chamber;
the sliding block is connected in the chute in a sliding mode and fixedly connected with the connecting rod.
Preferably, the shock absorbing ring body further comprises:
the roller mounting groove is formed in the limiting block and is far away from the reset spring end;
the two rotating shaft fixing grooves are oppositely arranged on the inner wall of the roller mounting groove;
the rotating shaft mounting sleeve is connected in the rotating shaft fixing groove in a sliding manner;
the rotating shaft is positioned in the roller mounting groove, and two ends of the rotating shaft extend into the rotating shaft mounting sleeve;
the roller is arranged on the rotating shaft and is attached to the piston rod;
the return spring is installed in the rotating shaft fixing groove, one end of the return spring is connected with the inner wall of the rotating shaft fixing groove, and the other end of the return spring is connected with the rotating shaft installing sleeve.
Preferably, the rotating shaft and the piston rod are vertically distributed.
The working principle and the beneficial effects of the utility model are as follows:
the utility model provides a hydraulic oil cylinder for loading mechanical arms, which is characterized in that hydraulic oil is fed into an oil inlet chamber through an oil inlet pipe, the hydraulic oil in the oil return chamber is discharged through an oil return pipe, so as to drive a plug body to reciprocate in a sealed chamber formed by a cylinder barrel and a cylinder cover, when the plug body moves to the bottom in the cylinder barrel, a damping ring gasket plays a role of buffering, when the plug body moves to the position of the cylinder cover, the plug body preferentially impacts a reset baffle ring, the reset baffle ring drives a connecting rod to extend into a limiting chamber, further drives a sliding block connected with the connecting rod to move towards the high-position end of the chute in the chute, a reset spring stretches, a limiting block drives a roller to extend into a limiting channel, the roller is abutted against the piston rod, so that the limiting piston rod shakes left and right in the cylinder cover, when the reset baffle ring is contacted with a damping ring seat, the limiting block is abutted against the piston rod near the end of a roller mounting groove, the reset spring contracts, the roller is accommodated in the roller mounting groove, thereby utilizing the line contact of stopper, further carrying on spacingly to the piston rod.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the shock absorbing ring body of the present invention;
FIG. 3 is a schematic view of the installation of the roller in the roller installation groove of the present invention.
In the figure: 1. a cylinder barrel; 2. a cylinder cover; 3. a plug body; 4. a piston rod; 5. a damping ring body; 11. an oil inlet chamber; 12. an oil return chamber; 13. an oil inlet pipe; 14. an oil return pipe; 51. a damping ring seat; 52. a limiting chamber; 53. a limiting channel; 54. a limiting block; 55. a return spring; 56. a chute; 57. resetting the baffle ring; 58. a connecting rod; 59. a slider; 50. mounting grooves for rollers; 61. a rotating shaft mounting sleeve; 62. a rotating shaft; 63. a roller; 64. and a return spring.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
The utility model will be further described with reference to the accompanying drawings.
As shown in fig. 1 to 3, the hydraulic cylinder for loading a robot arm according to the present embodiment includes:
a cylinder barrel 1;
the cylinder cover 2 is connected to the opening end of the cylinder barrel 1;
the plug body 3 is connected in the cylinder barrel 1 in a sliding mode, the plug body 3 divides the interior of the cylinder barrel 1 into an independent oil inlet chamber 11 and an oil return chamber 12, and the oil return chamber 12 is arranged close to the cylinder cover 2;
the piston rod 4 penetrates through the cylinder cover 2 and is connected with the plug body 3;
and the damping ring body 5 is positioned in the cylinder barrel 1, the damping ring body 5 is fixedly installed on the cylinder cover 2, and the damping ring body 5 is sleeved on the piston rod 4.
Further, the cylinder barrel 1 and the cylinder head 2 are connected through a mating flange.
Further, a damping ring pad is installed at the bottom end of the cylinder barrel 1 and is located in the oil inlet chamber 11.
Further, an oil inlet pipe 13 communicated with the oil inlet chamber 11 and an oil return pipe 14 communicated with the oil return chamber 12 are respectively installed outside the cylinder barrel 1.
Further, the cylinder tube 1 is made of a stainless steel material.
Further, the damping ring body 5 includes:
the damping ring seat 51 is sleeved on the piston rod 4, and the damping ring seat 51 is fixedly connected to the cylinder cover 2;
the two limiting chambers 52 are symmetrically arranged in the damping ring seat 51 by taking the inner ring of the damping ring seat 51 as a center;
the limiting channel 53 is communicated between the limiting chamber 52 and the inner ring of the damping ring seat 51;
the limiting block 54 is installed in the limiting chamber 52 through a return spring 55, and the end of the limiting block 54 far away from the return spring 55 extends into the limiting channel 53;
the chute 56 is arranged on the limiting block 54, and the low-position end of the chute 56 is close to the limiting channel 53;
the resetting baffle ring 57 is arranged in the oil return chamber 12, and the resetting baffle ring 57 is sleeved on the piston rod 4;
the two connecting rods 58 are symmetrically arranged by taking the piston rod 4 as a center, one end of each connecting rod 58 is connected with the reset baffle ring 57, and the other end of each connecting rod 58 extends into the limiting chamber 52;
the sliding block 59 is connected in the inclined groove 56 in a sliding mode, and the sliding block 59 is fixedly connected with the connecting rod 58.
Further, the damping ring body 5 further includes:
the roller mounting groove 50 is formed in the end, far away from the return spring 55, of the limiting block 54;
the two rotating shaft fixing grooves are oppositely arranged on the inner wall of the roller mounting groove 50;
the rotating shaft mounting sleeve 61 is connected in the rotating shaft fixing groove in a sliding manner;
the rotating shaft 62 is positioned in the roller mounting groove 50, and two ends of the rotating shaft 62 extend into the rotating shaft mounting sleeve 61;
the roller 63 is mounted on the rotating shaft 62, and the roller 63 is attached to the piston rod 4;
and the return spring 64 is installed in the rotating shaft fixing groove, one end of the return spring 64 is connected with the inner wall of the rotating shaft fixing groove, and the other end of the return spring 64 is connected with the rotating shaft installing sleeve 61.
Further, the rotating shaft 62 is perpendicular to the piston rod 4.
The working principle and the beneficial effects of the utility model are as follows:
the hydraulic oil cylinder for loading the mechanical arm, provided by the utility model, is characterized in that hydraulic oil is fed into an oil inlet chamber 11 through an oil inlet pipe 13, the hydraulic oil in an oil return chamber 12 is discharged through an oil return pipe 14, so that a plug body 3 is driven to reciprocate in a sealed chamber formed by a cylinder barrel 1 and a cylinder cover 2, when the plug body 3 moves to the inner bottom of the cylinder barrel 1, a damping ring pad plays a role in buffering, when the plug body 3 moves to the position of the cylinder cover 2, the plug body 3 preferentially collides with a reset baffle ring 57, the reset baffle ring 57 drives a connecting rod 58 to extend into a limiting chamber 52, further a sliding block 59 connected with the connecting rod 58 moves to the high end of a chute 56 in the chute 56, a reset spring 55 stretches, a limiting block 54 drives a roller 63 to extend into a limiting channel 53, the roller 63 abuts against a piston rod 4, so that the limiting piston rod 4 rocks left and right in the cylinder cover 2, and when the reset baffle ring 57 contacts with the damping ring seat 51, the end, close to the roller mounting groove 50, of the limiting block 54 is abutted to the piston rod 4, the return spring 64 contracts, the roller 63 is retracted into the roller mounting groove 50, and therefore the limiting block 54 is in line contact with the roller, and the piston rod 4 is further limited.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the utility model.
Claims (8)
1. A hydraulic cylinder for loading a mechanical arm, comprising:
a cylinder barrel (1);
the cylinder cover (2), the said cylinder cover (2) is connected to the cylinder end of the said cylinder (1);
the oil cylinder comprises a piston body (3), wherein the piston body (3) is connected into the cylinder barrel (1) in a sliding mode, the piston body (3) divides the inside of the cylinder barrel (1) into an independent oil inlet chamber (11) and an oil return chamber (12), and the oil return chamber (12) is arranged close to the cylinder cover (2);
the piston rod (4) penetrates through the cylinder cover (2) and is connected with the plug body (3);
the damping ring body (5) is located in the cylinder barrel (1), the damping ring body (5) is fixedly installed on the cylinder cover (2), and the damping ring body (5) is sleeved on the piston rod (4).
2. A hydraulic cylinder for loading a mechanical arm, as in claim 1, characterized in that the cylinder barrel (1) and the cylinder cover (2) are connected by mating flanges.
3. The hydraulic oil cylinder for loading the mechanical arm as claimed in claim 1, wherein a damping ring pad is mounted at the bottom end of the cylinder barrel (1) and is located in the oil inlet chamber (11).
4. The hydraulic oil cylinder for loading the mechanical arm as claimed in claim 1, wherein an oil inlet pipe (13) communicated with the oil inlet chamber (11) and an oil return pipe (14) communicated with the oil return chamber (12) are respectively installed outside the cylinder barrel (1).
5. A hydraulic cylinder for loading a robot arm, according to claim 1, characterized in that said cylinder (1) is made of stainless steel.
6. A hydraulic cylinder for loading a mechanical arm, as claimed in claim 1, characterized in that said shock-absorbing ring (5) comprises:
the damping ring seat (51) is sleeved on the piston rod (4), and the damping ring seat (51) is fixedly connected to the cylinder cover (2);
the two limiting chambers (52) are symmetrically arranged in the damping ring seat (51) by taking the inner ring of the damping ring seat (51) as a center;
the limiting channel (53), the limiting channel (53) is communicated between the limiting chamber (52) and the inner ring of the damping ring seat (51);
the limiting block (54) is installed in the limiting chamber (52) through a return spring (55), and the end, far away from the return spring (55), of the limiting block (54) extends into the limiting channel (53);
the chute (56), the said chute (56) is opened on the said limited block (54), the said chute (56) low-order end is close to the said limited passage (53) to set up;
the resetting baffle ring (57) is arranged in the oil return chamber (12), and the resetting baffle ring (57) is sleeved on the piston rod (4);
the two connecting rods (58) are symmetrically arranged by taking the piston rod (4) as a center, one end of each connecting rod (58) is connected with the reset baffle ring (57), and the other end of each connecting rod (58) extends into the limiting chamber (52);
the sliding block (59) is connected into the inclined groove (56) in a sliding mode, and the sliding block (59) is fixedly connected with the connecting rod (58).
7. A hydraulic cylinder for loading a robot arm, according to claim 6, characterized in that said shock absorbing ring (5) further comprises:
the roller mounting groove (50) is formed in the end, far away from the return spring (55), of the limiting block (54);
the two rotating shaft fixing grooves are oppositely arranged on the inner wall of the roller mounting groove (50);
the rotating shaft mounting sleeve (61), the rotating shaft mounting sleeve (61) is connected in the rotating shaft fixing groove in a sliding mode;
the rotating shaft (62) is positioned in the roller mounting groove (50), and two ends of the rotating shaft (62) extend into the rotating shaft mounting sleeve (61);
the roller (63) is mounted on the rotating shaft (62), and the roller (63) is attached to the piston rod (4);
return spring (64), return spring (64) install in the pivot fixed slot, return spring (64) one end with pivot fixed slot inner wall connection, return spring (64) other end with pivot installation cover (61) are connected.
8. A hydraulic cylinder for loading a mechanical arm according to claim 7, characterized in that the rotating shaft (62) is perpendicular to the piston rod (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122510240.4U CN216478163U (en) | 2021-10-18 | 2021-10-18 | Hydraulic oil cylinder for loading mechanical arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122510240.4U CN216478163U (en) | 2021-10-18 | 2021-10-18 | Hydraulic oil cylinder for loading mechanical arm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216478163U true CN216478163U (en) | 2022-05-10 |
Family
ID=81440365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122510240.4U Active CN216478163U (en) | 2021-10-18 | 2021-10-18 | Hydraulic oil cylinder for loading mechanical arm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216478163U (en) |
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2021
- 2021-10-18 CN CN202122510240.4U patent/CN216478163U/en active Active
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