CN215660064U - O-shaped ring mounting device - Google Patents
O-shaped ring mounting device Download PDFInfo
- Publication number
- CN215660064U CN215660064U CN202122380500.0U CN202122380500U CN215660064U CN 215660064 U CN215660064 U CN 215660064U CN 202122380500 U CN202122380500 U CN 202122380500U CN 215660064 U CN215660064 U CN 215660064U
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- connecting rod
- ring
- cylindrical block
- groove
- piston
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Abstract
The utility model relates to the field of hydraulic pressure, and effectively solves the problems that an assembler directly installs an O-shaped ring in a piston through a handle, the operation is troublesome and the efficiency is low; the technical scheme of solution is, O type circle installation device, a serial communication port, including the cylinder piece of vertical setting, there are a plurality of vertical grooves of stepping down that run through both ends from top to bottom on the cylinder piece periphery, there is the annular groove on the cylinder piece periphery, the annular groove is located the cylinder piece lower part, the annular groove all has an inside sunken recess with the medial surface of every groove cross section of stepping down, cylinder piece upper surface vertical is fixed with the second connecting rod, the cover has the ring that can slide from top to bottom on the second connecting rod, there are a plurality of first connecting rods with the groove one-to-one of stepping down in the ring outside, first connecting rod one end is articulated with the ring outer periphery, the first connecting rod rotates around the pin joint and can arrange in the groove of stepping down.
Description
Technical Field
The utility model relates to the field of hydraulic pressure, in particular to an O-shaped ring mounting device.
Background
The pneumatic cylinder is when the assembly, need assemble piston and piston rod, seal through O type circle between piston and the piston rod, O type circle installation ring inslot on the piston rod is installed to general case O type circle, work as because the cylinder diameter is more little, the piston rod diameter is also more thin, in order to guarantee the intensity of piston rod, need process O type circle mounting groove in the piston mounting hole that piston and piston rod are connected, install O type circle in the O type circle mounting groove of piston, because piston and piston rod connecting hole are smaller, the assembler installs O type circle in the piston through the hand is direct, the troublesome poeration, and the inefficiency.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the O-shaped ring mounting device, which effectively solves the problems that an assembler directly installs the O-shaped ring in the piston through a hand, the operation is troublesome and the efficiency is low.
The technical scheme for solving the problem is that the device comprises a vertically arranged cylindrical block, wherein a plurality of abdicating grooves vertically penetrating through the upper end and the lower end are formed in the circumferential surface of the cylindrical block, an annular groove is formed in the circumferential surface of the cylindrical block and is positioned at the lower part of the cylindrical block, and an inwards concave groove is formed in the inner side surface of the intersection of the annular groove and each abdicating groove;
the upper surface of the cylindrical block is vertically fixed with a second connecting rod, the second connecting rod is sleeved with a ring capable of sliding up and down, a plurality of first connecting rods which correspond to the abdicating grooves one to one are arranged on the outer side of the ring, one end of each first connecting rod is hinged with the outer circumferential surface of the ring, and the first connecting rods can be arranged in the abdicating grooves by rotating around hinged points.
The device is characterized in that a horizontally arranged baffle is fixed at the top end of the second connecting rod, and the circular ring can only slide between the cylindrical block and the baffle; the hinge joint of the first connecting rod and the circular ring is provided with a torsional spring, and when the first connecting rod is positioned in the abdicating groove, the torsional spring has an acting force which enables the first connecting rod to rotate towards the outer side.
The section of the first connecting rod is rectangular, and a rectangular through hole penetrating through the upper end face and the lower end face is formed in the circular ring.
The lower end of the cylindrical block is spherical.
According to the utility model, the O-shaped ring is fixed in the annular groove through the cylindrical block, the annular groove, the groove and the first connecting rod, then the O-shaped ring is placed in the mounting hole of the piston through the cylindrical block, so that after the first connecting rod is separated from the O-shaped ring, the O-shaped ring is restored under the action of the elasticity of the O-shaped ring and enters the O-shaped ring mounting groove in the piston mounting hole, the operation is convenient, the labor consumption is reduced, and the efficiency is improved.
Drawings
FIG. 1 is a front view of the present invention.
Fig. 2 is a front cross-sectional view of the present invention.
FIG. 3 is a top view in cross section of the middle of the annular groove of the present invention.
FIG. 4 is a schematic view of the structure of the cylindrical block, the second connecting rod and the baffle plate of the present invention.
Fig. 5 is a schematic view of the utility model ring and the first connecting rod.
FIG. 6 is a schematic view of the O-ring of the present invention installed in an annular groove in a cylindrical block.
FIG. 7 is a schematic view of the O-ring of the present invention installed in the O-ring installation groove of the piston.
Detailed Description
The following description of the embodiments of the present invention will be made in detail with reference to the accompanying drawings.
As shown in fig. 1 to 7, the utility model comprises a vertically arranged cylindrical block 1, a plurality of abdicating grooves 2 vertically penetrating through the upper end and the lower end are arranged on the circumferential surface of the cylindrical block 1, an annular groove 3 is arranged on the circumferential surface of the cylindrical block 1, the annular groove 3 is arranged at the lower part of the cylindrical block 1, and an inward concave groove 4 is arranged on the inner side surface of the intersection of the annular groove 3 and each abdicating groove 2;
the upper surface of the cylindrical block 1 is vertically fixed with a second connecting rod 5, the second connecting rod 5 is sleeved with a ring 7 capable of sliding up and down, a plurality of first connecting rods 9 in one-to-one correspondence with the abdicating grooves 2 are arranged on the outer side of the ring 7, one end of each first connecting rod 9 is hinged to the outer circumferential surface of the ring 7, and the first connecting rods 9 can be arranged in the abdicating grooves 2 by rotating around hinged points.
A baffle 6 which is horizontally arranged is fixed at the top end of the second connecting rod 5, and the circular ring 7 can only slide between the cylindrical block 1 and the baffle 6; a torsional spring is arranged at the hinged position of the first connecting rod 9 and the circular ring 7, and when the first connecting rod 9 is positioned in the abdicating groove 2, the torsional spring has an acting force which enables the first connecting rod 9 to rotate outwards; when installing O type circle in ring channel 3 on cylinder piece 1, head rod 9 has avoided the interference of head rod 9 to O type circle to outside rotation under the effect of torsional spring, and when cylinder piece 1 was arranged in the mounting hole of piston, head rod 9 upwards slided under the drive of ring 7, and head rod 9 upwards slides and then breaks away from with O type circle.
The section of the second connecting rod 5 is rectangular, and a circular ring 7 is provided with a rectangular through hole 8 penetrating through the upper end surface and the lower end surface; through the cooperation of rectangular surface between ring 7 and the second connecting rod 5, ring 7 can only slide from top to bottom along second connecting rod 5, and can't rotate for head rod 9 and the groove of stepping down 2 one-to-one make things convenient for head rod 9 to get into the groove of stepping down 2.
The lower end of the cylindrical block 1 is spherical; so that the cylindrical block 1 can enter the mounting hole of the piston.
The use of the utility model is described below:
before use, a proper cylindrical block 1 is selected, the diameter of the cylindrical block 1 is slightly smaller than the diameter of an inner hole of the piston, and when the lower end of the cylindrical block 1 is arranged in the mounting hole of the piston and the lower end face of the cylindrical block 1 is flush with the lower end face of the piston, the annular groove 3 corresponds to an O-shaped ring mounting groove in the piston mounting hole;
when the O-shaped ring is used, the O-shaped ring is moved to the annular groove 3 from the lower end of the cylindrical block 1, the ring 7 slides downwards, the lower end face of the ring 7 is in contact with the upper end face of the cylindrical block 1, the first connecting rod 9 is rotated inwards at the moment, the first connecting rod 9 is placed in the abdicating groove 2, the part, extruded by the first connecting rod 9, of the O-shaped ring is inwards sunken into the groove 4, and then the O-shaped ring is inwards contracted and enters the annular groove 3;
moving the cylindrical block 1 to enable the lower end of the cylindrical block 1 to be arranged in a mounting hole of the piston, enabling the lower end of the cylindrical block 1 to be flush with the lower end face of the piston, enabling the ring 7 to move upwards along the second connecting rod 5 at the moment, enabling the first connecting rod 9 to move upwards along with the ring 7, enabling the O-shaped ring to be restored to be circular outwards under the action of elasticity of the O-shaped ring when the first connecting rod 9 is separated from the O-shaped ring, and enabling the O-shaped ring to enter an O-shaped ring mounting groove in the piston mounting hole from the annular groove 3 in the cylindrical block 1 at the moment; continuing to move the circular ring 7 upwards, and driving the cylindrical block 1 to move upwards after the circular ring 7 is contacted with the baffle 6, so that the cylindrical block 1 is separated from the piston;
and moving the O-shaped ring to the annular groove 3 from the lower end of the cylindrical block 1 again, and repeating the processes to install the next O-shaped ring.
The utility model has the following remarkable advantages:
according to the utility model, the O-shaped ring is placed into the piston after deformation and reduction through the annular groove 3, the groove 4 and the first connecting rod 9 on the cylindrical block 1, and then the first connecting rod 9 is moved upwards, so that the O-shaped ring is restored and enters the O-shaped ring mounting groove in the piston under the self action, the O-shaped ring is quickly and accurately mounted, the operation is simple and convenient, and the mounting efficiency is improved.
The lower end of the cylindrical block 1 used in the utility model is spherical, so that the cylindrical block 1 is more convenient to put into the piston, and the damage of the cylindrical block 1 to the piston is reduced.
Claims (4)
1. The O-shaped ring mounting device is characterized by comprising a vertically arranged cylindrical block (1), wherein a plurality of abdicating grooves (2) vertically penetrating through the upper end and the lower end are formed in the circumferential surface of the cylindrical block (1), annular grooves (3) are formed in the circumferential surface of the cylindrical block (1), the annular grooves (3) are located at the lower part of the cylindrical block (1), and an inwards-recessed groove (4) is formed in the inner side surface of the intersection of each annular groove (3) and each abdicating groove (2);
the upper surface of the cylindrical block (1) is vertically fixed with a second connecting rod (5), the second connecting rod (5) is sleeved with a ring (7) capable of sliding up and down, a plurality of first connecting rods (9) corresponding to the yielding grooves (2) one to one are arranged on the outer side of the ring (7), one ends of the first connecting rods (9) are hinged to the outer circumferential surface of the ring (7), and the first connecting rods (9) can be arranged in the yielding grooves (2) by rotating around hinged points.
2. An O-ring mounting device as claimed in claim 1, wherein a horizontally arranged baffle (6) is fixed to the top end of the second connecting rod (5), and the ring (7) can only slide between the cylindrical block (1) and the baffle (6); the hinge joint of the first connecting rod (9) and the circular ring (7) is provided with a torsional spring, and when the first connecting rod (9) is positioned in the abdicating groove (2), the torsional spring has an acting force which enables the first connecting rod (9) to rotate outwards.
3. An O-ring mounting device according to claim 2, wherein the first connecting rod (9) is rectangular in cross-section, and the ring (7) is provided with a rectangular through hole (8) passing through the upper and lower end surfaces.
4. An O-ring mounting device according to claim 1, wherein the lower end of the cylindrical block (1) is spherical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122380500.0U CN215660064U (en) | 2021-09-29 | 2021-09-29 | O-shaped ring mounting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122380500.0U CN215660064U (en) | 2021-09-29 | 2021-09-29 | O-shaped ring mounting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215660064U true CN215660064U (en) | 2022-01-28 |
Family
ID=79967214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122380500.0U Active CN215660064U (en) | 2021-09-29 | 2021-09-29 | O-shaped ring mounting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215660064U (en) |
-
2021
- 2021-09-29 CN CN202122380500.0U patent/CN215660064U/en active Active
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