CN217030372U - Oil circuit connecting structure for hydraulic indexing chuck - Google Patents
Oil circuit connecting structure for hydraulic indexing chuck Download PDFInfo
- Publication number
- CN217030372U CN217030372U CN202220361420.2U CN202220361420U CN217030372U CN 217030372 U CN217030372 U CN 217030372U CN 202220361420 U CN202220361420 U CN 202220361420U CN 217030372 U CN217030372 U CN 217030372U
- Authority
- CN
- China
- Prior art keywords
- connecting pipe
- sealing ring
- wall
- pipe
- tube
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The utility model discloses an oil circuit connecting structure for a hydraulic indexing chuck, which is characterized by comprising a connecting column and a plurality of groups of connecting pipe assemblies, wherein the connecting column is provided with a plurality of inserting holes which are communicated from front to back, each inserting hole corresponds to one group of connecting pipe assemblies, each group of connecting pipe assemblies consists of a first connecting pipe and a second connecting pipe, and in the same connecting pipe assembly: the first connecting pipe telescopically stretches into the first end arranged at the inserting hole, the second connecting pipe telescopically stretches into the second end arranged at the same inserting hole, a first sealing structure is arranged between the first connecting pipe and the connecting column, and a second sealing structure is arranged between the second connecting pipe and the connecting column. The advantage is that simple structure, manufacturing cost are lower and use stably.
Description
Technical Field
The utility model relates to an oil path connecting structure, in particular to an oil path connecting structure for a hydraulic indexing chuck.
Background
The indexing chuck is a high-precision clamping tool used on a numerical control lathe, is used for clamping a workpiece and can index and rotate according to requirements, so that a plurality of surfaces of the workpiece can be machined under the condition of one-time clamping. The index chuck is classified into an electric index chuck, a pneumatic index chuck, and a hydraulic index chuck according to a clamping power source.
The hydraulic indexing chuck clamps and indexes by using hydraulic pressure, the hydraulic pressure is mainly provided by hydraulic oil, and the existing oil circuit connection and conduction for realizing the hydraulic oil usually adopts a connecting pipe to respectively connect the hydraulic indexing chuck and an oil distributor so as to realize the introduction of the hydraulic oil in the oil distributor into the hydraulic indexing chuck, thereby realizing the clamping and the indexing of the hydraulic indexing chuck. Because the distances between the hydraulic indexing chuck and the oil distributor set in different use sites are different, the length design of the connecting pipe mainly depends on presetting, and field cutting is carried out according to the specific use site conditions, so that a long pipe needs to be carried to the site, the portability is poor, the labor and the time are wasted, the universality is poor, the overall cost is higher, and meanwhile, the problem of incomplete equipment possibly exists in the use site, so that cutting burrs are formed at two ends of the connecting pipe after field cutting, and the burrs easily cause damage to sealing elements on the oil distributor or the hydraulic indexing chuck in the assembling process, thereby causing poor sealing effect and even sealing failure.
Based on this, chinese utility model patent No. 201821545974.8 discloses an oil circuit connection structure for hydraulic pressure index chuck, including at least a set of connecting pipe subassembly, every group connecting pipe subassembly includes preceding connecting pipe and the back connecting pipe of coaxial setting, is connected through the length control pipe of a coaxial setting between preceding connecting pipe and the back connecting pipe of coaxial setting, and preceding connecting pipe telescopically stretches into the setting in length control pipe, and back connecting pipe telescopically stretches into the setting in length control pipe. The oil way connecting structure better solves the problems caused by the traditional on-site cutting and installation, but also has some defects: connecting pipe subassembly comprises three kinds of different steel pipes, need use two connecting blocks, and processing is consuming time longer, and whole assembly is also more complicated, leads to whole manufacturing cost higher, and simultaneously, cup joints between this kind of pipe and the pipe, and is higher to size cooperation precision requirement between the two, if the risk that the oil leak would exist if the cooperation of big or small steel pipe is bad when wearing the cover, and this problem can't in time be found, leads to the loss of energy in the use.
Disclosure of Invention
The utility model aims to solve the technical problem of providing an oil path connecting structure for a hydraulic indexing chuck, which has the advantages of simple structure, lower manufacturing cost and stable use.
The technical scheme adopted by the utility model for solving the technical problems is as follows:
the utility model provides an oil circuit connection structure for hydraulic pressure index chuck, includes spliced pole and multiunit connecting tube subassembly, the spliced pole be provided with a plurality of spliced eyes that link up around, each the spliced eye correspond a set of connecting tube subassembly, each group the connecting tube subassembly constitute by first connecting pipe and second connecting pipe, same the connecting tube subassembly in: the first connecting pipe is arranged at a first end of the inserting hole in a telescopic extending mode, the second connecting pipe is arranged at a second end of the same inserting hole in a telescopic extending mode, a first sealing structure is arranged between the first connecting pipe and the connecting column, and a second sealing structure is arranged between the second connecting pipe and the connecting column.
The first sealing structure is a first sealing ring, a first sealing ring is arranged on the inner wall of the end head of the first end of the inserting hole in a concave mode, the first sealing ring is sleeved on the first connecting pipe and located in the first sealing ring, the outer wall of the first sealing ring is tightly attached to the inner wall of the first sealing ring, and the inner wall of the first sealing ring is tightly attached to the outer wall of the first connecting pipe. The sealing structure is simple in structure, convenient to install, reliable in sealing and low in cost.
The second sealing structure is a second sealing ring, a second sealing ring is concavely arranged on the inner wall of the end head of the second end of the inserting hole, the second sealing ring is sleeved on the second connecting pipe and is positioned in the second sealing ring, the outer wall of the second sealing ring is tightly attached to the inner wall of the second sealing ring, and the inner wall of the second sealing ring is tightly attached to the outer wall of the second connecting pipe. The sealing structure is simple in structure, convenient to install, reliable in sealing and low in cost.
The detachable tight-fitting of the first end of the spliced pole is provided with a first clamping plate used for locking the extending position of the first connecting pipe, the first clamping plate is provided with first mounting holes which are matched with the first connecting pipe and are communicated in a front-back mode and in a corresponding number, and one first mounting hole coaxially corresponds to one plugging hole. Through the cooperation between first grip block and the spliced pole, realize the fixed of first connecting pipe length and position, first grip block can dismantle the setting, the dismouting of the first connecting pipe of being convenient for and the regulation of length.
The first connecting pipe is sleeved with a first compression sealing ring, and the first compression sealing ring is arranged between the rear end face of the first clamping plate and the front end face of the connecting column in a compression mode. Through the installation of first compression seal circle tight fit between first grip block and the spliced pole, ensure to the stable fixed of first connecting pipe extension length and position, still played further sealed effect simultaneously through first compression seal circle.
The first end of the connecting column is detachably and tightly matched with a second clamping plate used for locking the extending position of the second connecting pipe, second mounting holes which are matched with the second connecting pipes and are communicated in a front-back mode in quantity are formed in the second clamping plate, and one second mounting hole coaxially corresponds to one plug-in hole. Through the cooperation between second grip block and the spliced pole, realize the fixed of second connecting pipe length and position, the setting can be dismantled to the second grip block, the dismouting and the regulation of length of the second connecting pipe of being convenient for.
And the second connecting pipe is sleeved with a second compression sealing ring, and the second compression sealing ring is compressed and arranged between the front end surface of the second clamping plate and the rear end surface of the connecting column. Through the tight fit installation of second compression seal circle between second grip block and the spliced pole, ensure the stable fixed of second connecting pipe extension length and position, still played further sealed effect through the second compression seal circle simultaneously.
The length of the second connecting pipe is greater than that of the first connecting pipe, and the parts of the second connecting pipes extending out of the second connecting pipes are supported by a pipe bundle device. The first connecting pipe and the second connecting pipe are of a structure with a long part and a short part, wherein the exposed length of the first connecting pipe with the shorter length is fixed, and the second connecting pipe with the longer length is used for adjusting the whole length, so that the adjusting time can be effectively shortened; in addition, because the length of second connecting pipe is great, when it stretches out outside length when great, cause the flagging bending of focus beat easily, be unfavorable for the connection when specifically using, also can cause the damage of connecting pipe, influence its life, stretch out outside part formation support to a plurality of second connecting pipes through a beam of pipe device this moment, can stretch out the position of outside part with a plurality of second connecting pipes effectively and put right, the problem of the flagging bending of connecting pipe has been avoided effectively to take place, thereby the life of connecting pipe and the stability of connecting have been ensured.
The tube bundling device comprises two tube bundling plates, the two tube bundling plates are detachably connected, the tube bundling plates are provided with through holes which are matched with the second connecting tubes and are communicated in quantity, the through holes in the two tube bundling plates are in one-to-one correspondence, one through hole is coaxially corresponding to one plug-in hole, the second connecting tube is sleeved with a third compression sealing ring, and the third compression sealing ring is compressed and arranged on two opposite end faces of the two tube bundling plates. Above-mentioned beam tube device simple structure through a compression seal circle of two beam tube plate collocation, has realized the stable support to a plurality of second connecting pipes, and compression seal circle has ensured the stable installation of whole beam tube device, has still played further sealed effect through the third compression seal circle simultaneously.
Compared with the prior art, the utility model has the advantages that:
(1) the structure is simple, the number of parts is small, the assembly process is few, the assembly is easy, the requirement on the assembly size precision between the connecting pipe and the connecting column is low, and the manufacturing cost is effectively reduced;
(2) the connecting column is used for supporting the installation of the first connecting pipe and the second connecting pipe and simultaneously realizing the oil circuit communication between the first connecting pipe and the second connecting pipe in the same connecting pipe assembly, wherein two ends of the inserting hole are respectively used for installing the first connecting pipe and the second connecting pipe, and the guide length of the connecting pipe in the telescopic process is increased by the part of the inserting hole section between the extending end of the first connecting pipe and the extending end of the second connecting pipe;
(3) the first sealing structure arranged between the first connecting pipe and the connecting column and the second sealing structure arranged between the second connecting pipe and the connecting column realize stable sealing of the whole structure, avoid the risk of oil leakage and ensure the stability of the whole use;
(4) whole oil circuit connection structure only comprises spliced pole, first connecting pipe and three major parts of second connecting pipe, forms the modularized design, only needs to change one of them a set of connecting pipe, adjusts whole flexible scope to whole oil circuit connection structure promptly, and the operation is more convenient, and service environment is more nimble.
Drawings
FIG. 1 is a schematic cross-sectional view of a first embodiment of the present invention;
FIG. 2 is a schematic structural diagram according to a second embodiment of the present invention;
FIG. 3 is a schematic perspective view of a first clamping plate according to the present invention;
FIG. 4 is a schematic perspective view of a second clamping plate according to the present invention;
FIG. 5 is a schematic perspective view illustrating a second embodiment of the present invention;
fig. 6 is a schematic perspective view of a bundle tube plate in the second embodiment of the present invention.
Detailed Description
The utility model is described in further detail below with reference to the accompanying examples.
The first embodiment is as follows: as shown in the figure, an oil circuit connection structure for hydraulic pressure index chuck, including spliced pole 1 and multiunit connecting pipe subassembly, spliced pole 1 is provided with the spliced eye 11 that link up around a plurality of, and each spliced eye 11 corresponds a set of connecting pipe subassembly, and each group connecting pipe subassembly comprises first connecting pipe 2 and second connecting pipe 3, in same connecting pipe subassembly: first connecting pipe 2 telescopically stretches into the first end that sets up at spliced eye 11, and second connecting pipe 3 telescopically stretches into the second end of installing at same spliced eye 11, is provided with first seal structure 4 between first connecting pipe 2 and spliced pole 1, second connecting pipe 3 with spliced pole 1 between be provided with second seal structure 5.
In this embodiment, the first sealing structure 4 is a first sealing ring, the inner wall of the end head at the first end of the insertion hole 11 is provided with a first sealing ring 111 in a recessed manner, the first sealing ring is sleeved on the first connecting pipe 2 and is located in the first sealing ring 111, the outer wall of the first sealing ring is tightly attached to the inner wall of the first sealing ring 111, and the inner wall of the first sealing ring is tightly attached to the outer wall of the first connecting pipe 2. The sealing structure is simple in structure, convenient to install, reliable in sealing and low in cost.
In this embodiment, the second sealing structure 5 is a second sealing ring, the inner wall of the end head of the second end of the inserting hole 11 is concavely provided with a second sealing ring 112, the second sealing ring is sleeved on the second connecting pipe 3 and is located in the second sealing ring 112, the outer wall of the second sealing ring is tightly attached to the inner wall of the second sealing ring 112, and the inner wall of the second sealing ring is tightly attached to the outer wall of the second connecting pipe 3. The sealing structure is simple in structure, convenient to install, reliable in sealing and low in cost.
In this embodiment, the first end of the connecting column 1 is detachably and tightly fitted with a first clamping plate 6 for locking the extending position of the first connecting tube 2, the first clamping plate 6 is provided with a corresponding number of first mounting holes 61 which are communicated back and forth and are matched with the first connecting tubes 2, and one first mounting hole 61 coaxially corresponds to one plug-in hole 11. Through the cooperation between first grip block 6 and the spliced pole 1, realize the fixed of 2 length of first connecting pipes and position, first grip block 6 can dismantle the setting, the dismouting of the first connecting pipe 2 of being convenient for and the regulation of length.
In this embodiment, a first pressing sealing ring 21 is sleeved on the first connecting pipe 2, and the first pressing sealing ring 21 is pressed and arranged between the rear end face of the first clamping plate 6 and the front end face of the connecting column 1. Through the tight-fitting installation of first pressure seal circle 21 between first grip block 6 and the spliced pole 1, ensure to the stable fixed of first connecting pipe 2 extension length and position, still played further sealed effect simultaneously through first pressure seal circle 21.
In this embodiment, the first end of the connecting column 1 is detachably and tightly fitted with a second clamping plate 7 for locking the extending position of the second connecting pipe 3, the second clamping plate 7 is provided with a corresponding number of second mounting holes 71 which are matched with the second connecting pipes 3 and are through in the front-back direction, and one second mounting hole 71 coaxially corresponds to one insertion hole 11. Through the cooperation between second grip block 7 and the spliced pole 1, realize the fixed of 3 lengths of second connecting pipe and position, the setting can be dismantled to second grip block 7, the dismouting of the second connecting pipe 3 of being convenient for and the regulation of length.
In this embodiment, a second pressing seal ring 31 is sleeved on the second connecting pipe 3, and the second pressing seal ring 31 is tightly pressed between the front end face of the second clamping plate 7 and the rear end face of the connecting column 1. Through second compression seal 31 tight-fitting installation between second grip block 7 and the spliced pole 1, ensure to the second connecting pipe 3 stretch out the stable fixed of length and position, still played further sealed effect simultaneously through second compression seal 31.
In the embodiment, the connecting column 1 is made of a drawing-formed aluminum bar, the surface of the connecting column is subjected to anodic oxidation treatment, the connecting column is convenient to manufacture, wear-resistant and lighter in weight, the mounting difficulty on a machine tool can be effectively reduced, and the overall assembly efficiency is improved.
Example two: the other parts are the same as the first embodiment, except that the length of the second connection pipe 3 is greater than that of the first connection pipe 2, and the parts of the plurality of second connection pipes 3 extending outside are supported by a bundle pipe device 8. The first connecting pipe 2 and the second connecting pipe 3 adopt a structure of one long pipe and one short pipe, wherein the exposed length of the first connecting pipe 2 with shorter length is fixed, and the second connecting pipe 3 with longer length is used for adjusting the whole length, so that the adjusting time can be effectively shortened; in addition, because the length of second connecting pipe 3 is great, when its length that stretches out outside is great, cause the flagging bending of focus beat easily, be unfavorable for the connection when specifically using, also can cause the damage of connecting pipe, influence its life, the part that stretches out outside to a plurality of second connecting pipes 3 through a bundle of pipe device 8 forms the support this moment, can stretch out the position of part outside with a plurality of second connecting pipes 3 effectively and put right, the problem of the flagging bending of connecting pipe has been avoided effectively to take place, thereby the life of connecting pipe and the stability of connection have been ensured.
In this embodiment, the tube bundle device 8 includes two tube bundle plates 81, the two tube bundle plates 81 are detachably connected, the tube bundle plates 81 are provided with through holes 811 corresponding to the second connection tubes 3 in number and penetrating in front and back, the through holes 811 on the two tube bundle plates 81 are in one-to-one correspondence, one through hole 811 coaxially corresponds to one insertion hole 11, the second connection tube 3 is sleeved with a third pressing seal ring 32, and the third pressing seal ring 32 is pressed and arranged on two opposite end faces of the two tube bundle plates 81. The tube bundling device 8 is simple in structure, the two tube bundling plates 81 are matched with one compression sealing ring, stable support for the second connecting tubes 3 is achieved, the compression sealing ring ensures stable installation of the whole tube bundling device 8, and meanwhile, the third compression sealing ring 32 also plays a role in further sealing.
Claims (9)
1. The utility model provides a hydraulic pressure is oil circuit connection structure for index chuck, its characterized in that includes spliced pole and multiunit connecting tube subassembly, the spliced pole be provided with a plurality of spliced eyes that link up around, each the spliced eye correspond a set of the connecting tube subassembly, each group the connecting tube subassembly constitute by first connecting pipe and second connecting pipe, same the connecting tube subassembly in: the first connecting pipe is arranged at the first end of the inserting hole in a telescopic extending mode, the second connecting pipe is arranged at the second end of the same inserting hole in a telescopic extending mode, a first sealing structure is arranged between the first connecting pipe and the connecting column, and a second sealing structure is arranged between the second connecting pipe and the connecting column.
2. The oil path connecting structure for a hydraulic index chuck according to claim 1, wherein the first sealing structure is a first sealing ring, a first sealing ring is recessed in an inner wall of an end head of the first end of the insertion hole, the first sealing ring is sleeved on the first connecting pipe and is located in the first sealing ring, an outer wall of the first sealing ring is tightly attached to an inner wall of the first sealing ring, and an inner wall of the first sealing ring is tightly attached to an outer wall of the first connecting pipe.
3. The oil path connection structure for the hydraulic index chuck as claimed in claim 1, wherein the second sealing structure is a second sealing ring, a second sealing ring is concavely disposed on an inner wall of an end socket of the second end of the insertion hole, the second sealing ring is sleeved on the second connecting pipe and is located in the second sealing ring, an outer wall of the second sealing ring is tightly attached to an inner wall of the second sealing ring, and an inner wall of the second sealing ring is tightly attached to an outer wall of the second connecting pipe.
4. The oil path connecting structure for a hydraulic index chuck as claimed in claim 1, wherein the first end of the connecting column is detachably and tightly fitted with a first clamping plate for locking the extending position of the first connecting tube, the first clamping plate is provided with a front and a back through first mounting holes corresponding to the first connecting tube in number, and one first mounting hole coaxially corresponds to one insertion hole.
5. The oil path connection structure for a hydraulic index chuck as claimed in claim 4, wherein a first press seal ring is sleeved on the first connection pipe, and the first press seal ring is press-fitted between the rear end surface of the first clamping plate and the front end surface of the connection post.
6. The oil path connecting structure for a hydraulic index chuck as claimed in claim 1, wherein the first end of the connecting column is detachably and tightly fitted with a second clamping plate for locking the extending position of the second connecting pipe, the second clamping plate is provided with a corresponding number of second mounting holes penetrating in the front and back direction, the number of the second mounting holes is matched with that of the second connecting pipes, and one second mounting hole coaxially corresponds to one insertion hole.
7. The oil path connecting structure for a hydraulic index chuck according to claim 6, wherein a second pressing seal ring is sleeved on the second connecting pipe, and the second pressing seal ring is pressed between the front end surface of the second clamping plate and the rear end surface of the connecting column.
8. The oil passage connection structure for a hydraulic index chuck according to claim 1, wherein the length of the second connection pipe is greater than that of the first connection pipe, and the portions of the plurality of second connection pipes extending outside are supported by a bundle of pipe means.
9. The oil path connection structure for a hydraulic index chuck according to claim 8, wherein the tube bundling device includes two tube bundling plates, the two tube bundling plates are detachably connected, the tube bundling plates are provided with through holes corresponding to the second connection tubes in number and penetrating in a front-back direction, the through holes of the two tube bundling plates are in one-to-one correspondence, one through hole coaxially corresponds to one plug-in hole, the second connection tube is sleeved with a third compression sealing ring, and the third compression sealing ring is compressed and disposed on two opposite end faces of the two tube bundling plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220361420.2U CN217030372U (en) | 2022-02-22 | 2022-02-22 | Oil circuit connecting structure for hydraulic indexing chuck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220361420.2U CN217030372U (en) | 2022-02-22 | 2022-02-22 | Oil circuit connecting structure for hydraulic indexing chuck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217030372U true CN217030372U (en) | 2022-07-22 |
Family
ID=82452869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220361420.2U Active CN217030372U (en) | 2022-02-22 | 2022-02-22 | Oil circuit connecting structure for hydraulic indexing chuck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217030372U (en) |
-
2022
- 2022-02-22 CN CN202220361420.2U patent/CN217030372U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN217030372U (en) | Oil circuit connecting structure for hydraulic indexing chuck | |
| CN217585483U (en) | Connecting structure for heat exchange tube of heat exchanger | |
| CN215568790U (en) | Plug self-ejection type quick pneumatic connector | |
| CN214722039U (en) | Reverse gear bearing combination press-fitting device | |
| CN212804658U (en) | Pipeline sealing connection structure | |
| CN213259257U (en) | Portable and rapid engine cam bearing bush dismounting tool | |
| CN213891332U (en) | Double-air claw assembly for clamping hydraulic rubber pipe | |
| CN112140054A (en) | Portable and rapid engine cam bearing bush dismounting tool | |
| CN103084621A (en) | Offshore oil pipe joint outer wall drilling fixture | |
| CN219994716U (en) | Hydraulic three-way joint | |
| CN217122901U (en) | Clamping device | |
| CN219666491U (en) | Multiplexing formula frock is dismantled in pulley axle sleeve assembly | |
| CN220337707U (en) | Assembled gas pipe | |
| CN220646530U (en) | Bearing housing convenient to installation | |
| CN110848489A (en) | Self-locking hose connector | |
| CN220473183U (en) | External tightening type sealing pressure test tool for high-pressure steel pipe | |
| CN114571150B (en) | Electric tricycle rear axle welding auxiliary device | |
| CN215701404U (en) | Pipe jacking tool device of pipe jacking machine | |
| CN218719455U (en) | Connecting piece for oil gas pipeline easy to assemble | |
| CN220816851U (en) | Mechanical maintenance joint convenient and quick to detach | |
| CN217143152U (en) | Gantry milling fixture assembly | |
| CN219310560U (en) | Heat supply pipeline interfacing apparatus | |
| CN218208246U (en) | Stainless steel pipe assembly easy to assemble and splice | |
| CN220862746U (en) | Main shaft telescopic mechanism of drilling and milling machine | |
| CN212977311U (en) | Seam pressing device for pressure steel pipe |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |