CN210949362U - Hydraulic cylinder uide bushing that positioning accuracy is high - Google Patents
Hydraulic cylinder uide bushing that positioning accuracy is high Download PDFInfo
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- CN210949362U CN210949362U CN201921573163.3U CN201921573163U CN210949362U CN 210949362 U CN210949362 U CN 210949362U CN 201921573163 U CN201921573163 U CN 201921573163U CN 210949362 U CN210949362 U CN 210949362U
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Abstract
The utility model discloses a hydraulic cylinder uide bushing that positioning accuracy is high, including first fixed cover, first fixed cover outer lane threaded connection has the cylinder, the fixed cover of second is installed at first fixed cover top, the fixed cover shape of second is the C font, the fixed cover bottom of second and cylinder top butt, the fixed cover outer lane of second has cup jointed the stop collar, the stop collar bottom butt have with cylinder outer wall welded holding ring, holding ring and the fixed cover bottom butt of second, the stop collar both sides are equipped with symmetric distribution's ring, and the ring is installed in the holding ring top, install the couple in the ring, be convenient for install and dismantle, the uide bushing monolithic stationary is firm after the installation, avoid the uide bushing to deviate from.
Description
Technical Field
The utility model relates to a hydraulic cylinder field especially relates to a hydraulic cylinder uide bushing that positioning accuracy is high.
Background
The hydraulic oil cylinder is an actuating element which does linear reciprocating motion in a hydraulic transmission system and is a hydraulic actuating element which converts hydraulic energy into mechanical energy, the structural type of the hydraulic oil cylinder comprises three types of piston cylinders, plunger cylinders and swinging cylinders, the hydraulic oil cylinder is basically formed by a cylinder barrel, a cylinder cover, a piston rod and the like, and a guide sleeve is generally arranged at the top end of the cylinder barrel and plays a role in guiding the motion of the piston rod.
This application improves under prior art, and among the prior art, current uide bushing is not convenient for install and is dismantled when using, and the installation back uide bushing is fixed firm inadequately, and positioning accuracy is lower.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a hydraulic oil cylinder guide sleeve with high positioning precision.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a hydraulic cylinder uide bushing that positioning accuracy is high, includes first fixed cover, first fixed cover outer lane threaded connection has the cylinder, the fixed cover of second is installed at first fixed cover top, the fixed cover shape of second is the C font, the fixed cover bottom and cylinder top butt of second, the fixed cover outer lane of second has cup jointed the stop collar, the stop collar bottom butt have with cylinder outer wall welded holding ring, the fixed cover bottom butt of holding ring and second, the stop collar both sides are equipped with the ring of symmetric distribution, and the ring is installed in the holding ring top, install the couple in the ring.
As a further description of the above technical solution: annular dismounting groove has been seted up at first fixed cover top, dismounting groove sliding connection has the go-between with the fixed cover welded of second.
As a further description of the above technical solution: first internal thread has been seted up to the cylinder inner wall, the external screw thread has been seted up to first fixed cover outer lane, and external screw thread and first internal thread looks adaptation, the second internal thread has been seted up to the dismantlement inslot wall, and the second internal thread sets up opposite direction with first internal thread.
As a further description of the above technical solution: the stop collar top welding has the spacing ring of the fixed cover top butt of second, the fixed slot of symmetric distribution is seted up to the stop collar outer wall, couple and fixed slot inner wall butt.
As a further description of the above technical solution: the mounting groove of symmetric distribution is seted up on the cylinder top, mounting groove bottom inner wall butt joint have with the fixed cover welded pillar of second, the pillar outer lane cup joint with the fixed cover fixed connection's of second spring, and the spring other end and mounting groove bottom inner wall butt.
As a further description of the above technical solution: the clamping groove is formed in the outer walls of the two sides of the cylinder barrel, the inner wall of the clamping groove is connected with an inserting block which is connected with a second fixing sleeve in a sliding mode, one end, extending into the second fixing sleeve, of the inserting block is welded with a connecting block which is connected with the second fixing sleeve in a sliding mode, and one end, far away from the inserting block, of the connecting block is abutted to the limiting sleeve.
The utility model discloses following beneficial effect has:
1. when the utility model is installed, the first fixing sleeve is screwed into the cylinder barrel, the connecting ring and the support at the bottom of the second fixing sleeve are respectively aligned with the dismounting groove and the mounting groove, the second fixing sleeve is pushed in, the connecting ring extends into the dismounting groove, the support extends into the mounting groove, the first fixing sleeve and the second fixing sleeve are completely contacted when the second fixing sleeve abuts against the positioning ring, the spring contracts, then the connecting block and the inserting block are inserted into the clamping groove of the outer wall of the cylinder barrel through the second fixing sleeve, then the limiting sleeve is sleeved on the outer ring of the second fixing sleeve, and the bottom end of the limiting sleeve abuts against the positioning ring;
2. the utility model discloses in when dismantling, take out the couple from the fixed slot, extract the connecting block and insert the piece after taking out the stop collar, the fixed cover of spring restoration help second is deviate from, can accomplish the dismantlement of the fixed cover of second, because the first internal thread that the second internal thread that dismantles inslot wall and seted up with the cylinder inner wall was seted up opposite direction, consequently can twist the external screw rod that has seted up and dismantled inslot wall second internal thread looks adaptation through the outer lane and continue to rotate towards the twist direction and can demolish first fixed cover, the installation of being convenient for.
Drawings
Fig. 1 is a schematic structural view of a hydraulic cylinder guide sleeve with high positioning accuracy provided by the utility model;
fig. 2 is an enlarged schematic structural view of a point a in fig. 1 according to the present invention;
fig. 3 is an enlarged schematic structural diagram of the position B of fig. 1 in the present invention.
Illustration of the drawings:
1-cylinder barrel, 2-first fixing sleeve, 3-second fixing sleeve, 4-limiting sleeve, 5-positioning ring, 6-circular ring, 7-hook, 8-connecting block, 9-inserting block, 10-clamping groove, 11-dismounting groove, 12-connecting ring, 13-support and 14-mounting groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1, the hydraulic cylinder guide sleeve with high positioning accuracy provided by the utility model comprises a first fixing sleeve 2, a cylinder barrel 1 is connected with the outer ring of the first fixing sleeve 2 in a threaded manner, a second fixing sleeve 3 is installed on the top of the first fixing sleeve 2, the second fixing sleeve 3 is C-shaped, the bottom of the second fixing sleeve 3 is abutted against the top of the cylinder barrel 1, a limiting sleeve 4 is sleeved on the outer ring of the second fixing sleeve 3, a positioning ring 5 welded with the outer wall of the cylinder barrel 1 is abutted against the bottom of the limiting sleeve 4, the positioning ring 5 is convenient for positioning the second fixing sleeve 3, so that the mounting position of the second fixing sleeve 3 is accurate, the positioning accuracy of the guide sleeve is further improved, the positioning ring 5 is abutted against the bottom of the second fixing sleeve 3, symmetrically distributed rings 6 are arranged on two sides of the limiting sleeve 4, the rings 6 are installed on the top of the positioning ring 5, a hook 7 is installed in, the installation is convenient;
referring to fig. 1 and 2, in the application, a first internal thread is formed on the inner wall of a cylinder barrel 1, an external thread is formed on the outer ring of a first fixing sleeve 2, the external thread is matched with the first internal thread, the first fixing sleeve 2 is convenient to mount, an annular dismounting groove 11 is formed in the top of the first fixing sleeve 2, a connecting ring 12 welded with a second fixing sleeve 3 is connected in the dismounting groove 11 in a sliding mode, a second internal thread is formed on the inner wall of the dismounting groove 11, the direction of the second internal thread is opposite to that of the first internal thread, the first internal thread and the second internal thread are arranged in opposite directions, so that the connecting ring 12 can be withdrawn from the dismounting groove 11 after the second fixing sleeve 3 is taken out during dismounting, at the moment, the first fixing sleeve 2 is taken out through an external screw matched with the second internal thread formed;
referring to fig. 1 and 2, in the application, a limiting ring abutted against the top end of the second fixing sleeve 3 is welded on the top end of the limiting sleeve 4, the limiting ring limits the axial movement of the second fixing sleeve 3, fixing grooves which are symmetrically distributed are formed in the outer wall of the limiting sleeve 4, the hook 7 is abutted against the inner wall of the fixing groove, the fixing groove and the hook 7 realize the fixing of the limiting sleeve 4, and the second fixing sleeve 3 cannot be fixed due to the fact that the limiting sleeve 4 is separated;
referring to fig. 1 and 3, in the application, the top end of a cylinder barrel 1 is provided with symmetrically distributed mounting grooves 14, the inner wall of the bottom of the mounting groove 14 abuts against a strut 13 welded with a second fixing sleeve 3, the outer ring of the strut 13 is sleeved with a spring fixedly connected with the second fixing sleeve 3, the other end of the spring abuts against the inner wall of the bottom of the mounting groove 14, and the spring is reset to enable the second fixing sleeve 3 to move to assist in dismounting when the spring is arranged;
referring to fig. 1 and fig. 2, in this application, draw-in groove 10 has all been seted up to 1 both sides outer wall of cylinder, draw-in groove 10 inner wall sliding connection have with the fixed cover 3 sliding connection of second insert piece 9, the one end welding that inserts the fixed cover 3 of second that piece 9 stretches into has the connecting block 8 with the fixed cover 3 sliding connection of second, connecting block 8 is kept away from the one end and the 4 butts of stop collar that insert piece 9, connecting block 8 with insert the piece 9 and carry out further spacing to the fixed cover 3 of second, prevent that the fixed cover 3 of second from deviating from.
The working principle is as follows:
in the application, during installation, the first fixing sleeve 2 is screwed into the cylinder barrel 1, the connecting ring 12 and the strut 13 at the bottom of the second fixing sleeve 3 are respectively aligned with the dismounting groove 11 and the mounting groove 14, the second fixing sleeve 3 is pushed in, the first fixing sleeve 2 and the second fixing sleeve 3 form a complete guide sleeve, the connecting ring 12 extends into the dismounting groove 11, the strut 13 extends into the mounting groove 14, the first fixing sleeve 2 and the second fixing sleeve 3 are completely contacted when the second fixing sleeve 3 is abutted to the positioning ring 5, the spring is contracted, then the connecting block 8 and the inserting block 9 are inserted into the clamping groove 10 on the outer wall of the cylinder barrel 1 through the second fixing sleeve 3, the limiting sleeve 4 is sleeved on the outer ring of the second fixing sleeve 3 until the bottom end of the limiting sleeve 4 is abutted to the positioning ring 5, at the moment, the hook 7 is rotated to enable the hook 7 to be hung into the fixing groove on the outer wall of the limiting sleeve 4, namely the, the installation is convenient, and the positioning effect is good;
in this application, during the dismantlement, take out couple 7 from the fixed slot, extract connecting block 8 and insert piece 9 after taking out stop collar 4, the fixed cover 3 of spring reset help second is deviate from, can accomplish the dismantlement of the fixed cover of second, because the first internal thread that the second internal thread that the 11 inner walls of dismantlement groove were seted up and the cylinder 1 inner wall was seted up sets up opposite direction, consequently can continue to rotate towards the twist direction and can demolish first fixed cover 2 through the external screw rod twist of seting up the outer lane with the internal thread looks adaptation of 11 inner walls second of dismantlement groove, the installation of being convenient for.
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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (6)
1. The utility model provides a hydraulic cylinder uide bushing that positioning accuracy is high, includes first fixed cover (2), its characterized in that: first fixed cover (2) outer lane threaded connection has cylinder (1), the fixed cover of second (3) is installed at first fixed cover (2) top, the fixed cover of second (3) shape is the C font, the fixed cover of second (3) bottom and cylinder (1) top butt, stop collar (4) have been cup jointed to the fixed cover of second (3) outer lane, stop collar (4) bottom butt have with cylinder (1) outer wall welded holding ring (5), the fixed cover of holding ring (3) bottom butt of holding ring (5) and second, stop collar (4) both sides are equipped with the ring (6) of symmetric distribution, and ring (6) install in holding ring (5) top, install couple (7) in ring (6).
2. The hydraulic oil cylinder guide sleeve with high positioning accuracy as claimed in claim 1, is characterized in that: annular disassembly groove (11) have been seted up at first fixed cover (2) top, disassembly groove (11) sliding connection have with the fixed cover of second (3) welded go-between (12).
3. The hydraulic oil cylinder guide sleeve with high positioning accuracy as claimed in claim 2, is characterized in that: first internal thread has been seted up to cylinder (1) inner wall, the external screw thread has been seted up to first fixed cover (2) outer lane, and external screw thread and first internal thread looks adaptation, the second internal thread has been seted up to dismantlement groove (11) inner wall, and the second internal thread sets up opposite direction with first internal thread.
4. The hydraulic oil cylinder guide sleeve with high positioning accuracy as claimed in claim 1, is characterized in that: the welding of stop collar (4) top has the spacing ring of the fixed cover of second (3) top butt, the fixed slot of symmetric distribution is seted up to stop collar (4) outer wall, couple (7) and fixed slot inner wall butt.
5. The hydraulic oil cylinder guide sleeve with high positioning accuracy as claimed in claim 1, is characterized in that: the mounting groove (14) of symmetric distribution are seted up on cylinder (1) top, mounting groove (14) bottom inner wall butt joint have with the fixed cover of second (3) welded pillar (13), pillar (13) outer lane has cup jointed the spring with the fixed cover of second (3), and the spring other end and mounting groove (14) bottom inner wall butt.
6. The hydraulic oil cylinder guide sleeve with high positioning accuracy as claimed in claim 1, is characterized in that: clamping groove (10) have all been seted up to cylinder (1) both sides outer wall, clamping groove (10) inner wall sliding connection have with the fixed cover of second (3) sliding connection insert piece (9), insert the welding of the one end that piece (9) stretched into the fixed cover of second (3) and have connecting block (8) with the fixed cover of second (3) sliding connection, connecting block (8) are kept away from the one end and the stop collar (4) butt of inserting piece (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921573163.3U CN210949362U (en) | 2019-09-20 | 2019-09-20 | Hydraulic cylinder uide bushing that positioning accuracy is high |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921573163.3U CN210949362U (en) | 2019-09-20 | 2019-09-20 | Hydraulic cylinder uide bushing that positioning accuracy is high |
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| Publication Number | Publication Date |
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| CN210949362U true CN210949362U (en) | 2020-07-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921573163.3U Active CN210949362U (en) | 2019-09-20 | 2019-09-20 | Hydraulic cylinder uide bushing that positioning accuracy is high |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111980987A (en) * | 2020-09-01 | 2020-11-24 | 杨德华 | Connecting mechanism of hydraulic cylinder guide sleeve |
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2019
- 2019-09-20 CN CN201921573163.3U patent/CN210949362U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111980987A (en) * | 2020-09-01 | 2020-11-24 | 杨德华 | Connecting mechanism of hydraulic cylinder guide sleeve |
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