CN218625898U - Automatic production universal standardized central swivel joint - Google Patents
Automatic production universal standardized central swivel joint Download PDFInfo
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- CN218625898U CN218625898U CN202221562121.1U CN202221562121U CN218625898U CN 218625898 U CN218625898 U CN 218625898U CN 202221562121 U CN202221562121 U CN 202221562121U CN 218625898 U CN218625898 U CN 218625898U
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- end cover
- rotating shaft
- inner cavity
- oil
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Abstract
The utility model discloses an automatic produce general standardized central authorities swivel joint, the characteristic is that there is rotatory sealing member between pivot and the casing, has oil groove oil blanket groove, has the hydraulic fluid port. The rotating shaft and the upper part of the shell are fastened by a check ring through screws, and the rotating shaft and the lower part of the shell are fastened by shaft end covers through screws. The outer diameter of the shell is provided with a first boss, and the inner of the rotating shaft shell is provided with a first inner cavity, a second inner cavity, a third inner cavity and a fourth inner cavity. A rotary seal is arranged in the rotating shaft. The joint structure is optimized, the universality of the blanks of the shell and the shaft end cover is strong, the types of the blanks are reduced, the batch continuous casting operation can be realized, the cost of the cast blanks is reduced, the design and development period of the blanks is shortened, the resources are saved, the energy consumption is reduced, the diversified deformation design of the joints can be realized, and different requirements of various host factories are met; the blank section bar also meets the conditions of automatic production, can be efficiently produced in batches, and reduces the production period of products.
Description
Technical Field
The utility model belongs to engineering machine tool swivel joint field, especially an automatic general standardized central authorities swivel joint of production.
Background
At present, hydraulic excavators on the market are various in variety and specification, and each host factory has own structural requirement, and the blank that leads to connecting is many in kind, and the commonality is low, and casting die sinking cost is high and the cycle length, and the demand quantity of every variety is less, can't process on automatic production line to it is inefficient. The company can fully exert strong design and development advantages, combine self resources, integrate diversified central rotary joints, optimize structural design, develop the central rotary joint of which the blank is universal and standardized and the parts can adapt to automatic batch production, realize diversified deformation design of the joint on the basis of the universal standardized blank, and meet different requirements of various host factories. Reference 1, application No.: 202122632354.6, title of invention: the utility model provides a central swivel joint, includes the revolving axle, the equal fixed connection in two ball bearing inner races inboard in revolving axle middle part outside and the right part outside, the ball bearing outside is fixed connection respectively in the inside middle part of the solid of revolution and inside right part, solid of revolution right side threaded connection uses the revolving axle to encircle evenly distributed's the bolt left part outside as the center, the equal fixed connection in second gland left side in bolt right side, the inside right side middle part of second gland is provided with the cavity, the inside left side middle part fixedly connected with angle displacement sensor in cavity. Reference 2, application No.: 202122619342.X, title of the invention: the utility model provides a hydraulic mechanism is with central authorities swivel joint, includes shell and top cap, one side intercommunication of shell has fast fishplate bar, the top of top cap and the front end equidistance intercommunication of fast fishplate bar have a plurality of to connect the oil pipe, the top connect the oil pipe outside all to be provided with first spring, and the one end of first spring all with top cap fixed connection. The utility model discloses in, at first the terminal box, connect the wire loop down, connect wire loop and terminal electric connection down, go up the wire loop and connect wire loop sliding connection down, it is rotatory to drive the wire loop down when the column spinner is rotatory, it slides on last wire loop all the time to connect the wire loop down, the circuit remains unobstructed throughout, and can not have the winding hidden danger of electric wire, outside oil pipe is inserted on connecing oil pipe, push down the loose ring, loosen behind the rotatory oil pipe, deformation is resumeed to first spring and second spring, the loose ring resumes original position, oil pipe detains on first buckle and second buckle, the quick assembly disassembly of oil circuit has been realized. The structural features of the references 1 and 2 are different from those of the present patent application.
Disclosure of Invention
The utility model aims at integrating diversified central swivel joint, developing the universal standardized central swivel joint who is fit for automated production, reducing the blank variety, material saving reduces the energy consumption, improves production environmental condition. The method has the advantages that the method is universal for standardized blanks, has strong applicability and few blank varieties, adopts a continuous casting process, cancels conventional casting fine sand and sand molds, improves the casting efficiency, and reduces the development cost and the period of casting blank molds; the automatic production line is suitable for automatic production, high in efficiency and quality, the labor intensity of operators is greatly reduced, the production environment condition is improved, and the physical and mental health of workers is effectively protected.
The technical scheme adopted for achieving the purpose is as follows: an automatic production universal standardized central swivel joint comprises a shell, a first inner cavity, a first boss, a first oil port, a sealing groove, an oil groove, the length of the shell, the length of a shell section blank, a first section, a locking mounting hole, a shell section blank, a rotating shaft, a second inner cavity, a first oil duct, a first screw hole, a second screw hole, a shaft end cover, a third inner cavity, a second boss, an oil duct sealing groove, a second oil duct, a second oil port, the thickness of the shaft end cover, the length of the shaft end cover section blank, a second section, a first screw passing hole, a mounting hole, a shaft end cover section blank, a retainer ring, a fourth inner cavity, a second screw passing hole, a rotary sealing element, an oil duct sealing ring, a screw, a dust ring and an assembly ZH, and is characterized in that the inner cavity of the shell 1 is provided with the rotating shaft 2, the sealing element 5 is arranged in the sealing groove 104 of the shell 1, and the rotary sealing element 5 is arranged between the outer diameter of the rotating shaft 2 and the inner diameter of the shell 1, the top ends of a rotating shaft 2 and a shell 1 are provided with a retainer ring 4, the lower ends of the rotating shaft 2 and the shell 1 are provided with a shaft end cover 3, the retainer ring 4 is fixedly arranged at the upper end of the rotating shaft 2 through a screw 7, the shaft end cover 3 is fixedly arranged at the lower end of the rotating shaft 2 through a screw 7, an oil duct sealing ring 6 is arranged in an oil duct sealing groove 303 of the shaft end cover 3, the oil duct sealing ring 6 is arranged between the shaft end cover 3 and the rotating shaft 2, a dustproof ring 8 is arranged at an excircle gap of the shell 1 and the retainer ring 4, the dustproof ring 8 is arranged at the excircle gap of the shell 1 and the shaft end cover 3 and is used for processing a shell section blank A100 of the shell 1, the first section A108 is uniform and strip-shaped, the length A107 of the shell section blank is customizable, the shell 1 processed by adopting an automatic production line is cylindrical shell section blank A100, the outer diameter of which is provided with a first boss 102, the inner diameter of the shell 1 is provided with a first inner cavity 101, a sealing groove 104 and an oil groove 105, the appearance of the shell 1 is determined by the first section A108 of the shell section blank A100, the rotating shaft 2 is cylindrical, the length of the rotating shaft 2 is determined by the length A106 of the shell, the shaft end cover section blank B300 of the shaft end cover 3 is uniform and strip-shaped in the second section B308, the continuous casting process is adopted for production, the shaft end cover 3 is cylindrical, the appearance of the shaft end cover 3 is determined by the second section B308 of the shaft end cover section blank B300, the rotary sealing element 5 and the oil duct sealing ring 6 are made of different materials according to different applicable medium conditions and different using environment conditions.
The shell 1 is a shell section blank A100 processed product, and the shell 1 comprises a first inner cavity 101, a first boss 102, a first oil port 103, a seal groove 104, an oil groove 105 and a stop mounting hole 109.
The rotating shaft 2 is a national standard seamless steel pipe processing product, and the rotating shaft 2 consists of a second inner cavity 201, a first oil passage 202, a first screw hole 203 and a second screw hole 204.
The shaft end cover 3 is a processed product of a shaft end cover section blank B300, and the shaft end cover 3 is composed of a third inner cavity 301, a second boss 302, an oil channel sealing groove 303, a second oil channel 304, a second oil port 305, a first nail passing hole 309 and a mounting hole 310.
The retainer ring 4 is a national standard section bar round steel or steel plate processing product, and the retainer ring 4 is composed of a fourth inner cavity 401 and a second nail passing hole 402.
The assembly ZH9 is composed of a shell 1, a rotating shaft 2, a shaft end cover 3, a retainer ring 4, a rotary sealing element 5, an oil duct sealing ring 6, a screw 7 and a dust ring 8.
Compared with the traditional joint, the utility model optimizes the joint structure, universal standardized profile blank, has strong universality, reduces the blank types, can realize batch continuous casting of the blank, reduces the cost of the cast blank, shortens the design and development period of the blank standardization, saves resources, reduces energy consumption, can realize the diversified deformation design of the joint on the basis of the universal standardized blank, and meets different requirements of various host factories; meanwhile, the universal standardized blank and the national standard section bar also meet the conditions of automatic production, can be efficiently produced in batches, reduce the production period of products and improve the production environment.
Drawings
Fig. 1 is the three-dimensional axis of the assembly of the present invention shows the drawing.
Fig. 1-1 is a schematic bottom view of the assembly of fig. 1 in a three-dimensional axial view according to the present invention.
Fig. 1-2 are three-dimensional sectional schematic views of the assembly of fig. 1 according to the present invention.
Fig. 2 is a three-dimensional expansion schematic diagram of the assembly of the present invention.
Fig. 3 is a three-dimensional axis measuring and indicating view of the shell profile blank of the present invention.
Fig. 3-1 is a schematic view of the shell profile blank of fig. 3 in the direction of direction a.
Fig. 4 is a three-dimensional axis measuring view of the housing of the present invention.
Fig. 4-1 is a schematic view of the casing of fig. 4 illustrating the direction of the three-dimensional axis B.
Fig. 4-2 is a schematic cross-sectional view of the housing of fig. 4 taken along the three-dimensional axis of the present invention.
Fig. 5 is a three-dimensional axis measuring view of the rotating shaft of the present invention.
Fig. 5-1 is a schematic view of the cross section of the rotating shaft of fig. 5, which is measured by the three-dimensional axis of the present invention.
Fig. 6 is a three-dimensional axis measuring view of the end cover profile blank of the present invention.
Fig. 6-1 is a schematic view of the end cap section blank of fig. 6 in direction E according to the present invention.
Fig. 7 is a three-dimensional axis measuring view of the shaft end cover of the present invention.
Fig. 7-1 is a schematic view of the shaft end cover for measuring a three-dimensional shaft rotating by 45 degrees.
Fig. 7-2 is a schematic diagram of the shaft end cover of fig. 7 according to the present invention in a three-dimensional axial direction F.
Fig. 8 is a three-dimensional axis view of the retainer ring of the present invention.
Fig. 8-1 is a schematic diagram of the three-dimensional axial G-direction of the retainer ring of fig. 8 according to the present invention.
Reference numerals are as follows: the oil-gas bearing comprises a shell 1, a first inner cavity 101, a first boss 102, a first oil port 103, a sealing groove 104, an oil groove 105, a shell length A106, a shell section blank length A107, a first section A108, a stop mounting hole 109, a shell section blank A100, a rotating shaft 2, a second inner cavity 201, a first oil channel 202, a first screw hole 203, a second screw hole 204, a shaft end cover 3, a third inner cavity 301, a second boss 302, an oil channel sealing groove 303, a second oil channel 304, a second oil port 305, a shaft end cover thickness B306, a shaft end cover section blank length B307, a second section B308, a first nail passing hole 309, a mounting hole 310, a shaft end cover section blank B300, a retainer ring 4, a fourth inner cavity 401, a second nail passing hole 402, a rotary sealing element 5, an oil channel sealing ring 6, a screw 7, a dust ring 8 and an assembly ZH9.
Detailed Description
The invention will be further described with reference to the accompanying drawings:
Example 3, referring to the drawings, a case 1 processed using an automatic line-processed case profile blank a100 was used. The shell 1 is cylindrical, the outer diameter of the shell is provided with a first boss 102, the inner diameter of the shell 1 is provided with a first inner cavity 101,
The shape of the shell 1 (including the first boss 102) is determined by a first section A108 of a shell profile blank A100, the length A106 of the shell is determined according to the installation requirement and the design requirement of a host factory, the first boss 102 is provided with an oil port 103, the shell 1 is provided with a stopping installation hole 109, and the position of the stopping installation hole 109 can be adjusted according to the requirement of the host factory.
Example 4, referring to the attached drawings, a rotating shaft 2 for processing a standard profile seamless steel pipe processed by an automatic production line is adopted. The rotating shaft 2 is cylindrical, the rotating shaft 2 is provided with a second inner cavity 201 and a first oil channel 202, the upper end face of the rotating shaft 2 is provided with a first screw hole 203 for assembling the retainer ring 4, the lower end face of the rotating shaft 2 is provided with a second screw hole 204 for assembling the shaft end cover 3, and the length of the rotating shaft 2 is determined by the length A106 of the shell.
Example 7, referring to the drawings, a check ring 4 is manufactured by using a standard profile round steel or a steel plate which is manufactured by an automatic production line. The retainer ring 4 is provided with a fourth inner cavity 401 and a second nail passing hole 402.
In embodiment 8, referring to the drawings, the rotary sealing element 5 and the oil passage sealing ring 6 are made of different materials according to different applicable medium conditions (such as oil, gas, refrigerant, and the like) and different use environment conditions (such as low temperature, and the like), so that the rotary sealing element 5 and the oil passage sealing ring 6 have good tolerance under corresponding conditions, and a good sealing effect is achieved.
Example 9, with reference to the accompanying drawings, the assembly process is as follows:
in the assembling process 1, the rotary sealing element 5 is assembled in the sealing groove 104 of the shell 1 according to the assembling process requirement;
in the assembling process 2, the rotating shaft 2 is pressed into the inner cavity of the shell 1 after the assembling process 1 is finished according to the assembling process requirement;
in the assembling process 3, the oil duct sealing ring 6 is assembled in the oil duct sealing groove 303 of the shaft end cover 3 according to the assembling process requirement;
an assembling process 4, fixing the shaft end cover 3 completing the assembling process 3 at the lower end of the rotating shaft 2 completing the assembling process 2 by using screws according to the assembling process requirements;
in the assembling process 5, the retainer ring 4 is fixed at the upper end of the rotating shaft 2 after the assembling process 4 by using screws according to the assembling process requirements;
in the assembling process 6, the dustproof ring 8 is assembled at the gap between the shell 1 and the excircle of the shaft end cover 3 in the assembling process 5 according to the assembling process requirement;
in the assembling process 7, the dustproof ring 8 is assembled at the excircle gap between the shell 1 and the retainer ring 4 in the assembling process 6 according to the assembling process requirements;
in the assembling process 8, the test is qualified, the oil port is shielded in a dustproof manner, and the assembling is finished;
and 9, in the assembling process, painting, marking, hanging a qualified certificate after full inspection, and warehousing.
The utility model discloses optimize swivel joint traditional structure, optimize casting blank structure, realize the standardization of casting blank, realize automated production, improve production efficiency, improve product quality.
Claims (6)
1. A universal standardized central rotary joint for automatic production comprises a shell, a first inner cavity and a first projection
The oil-gas seal structure comprises a platform, a first oil port, a seal groove, an oil groove, the length of a shell body, the length of a shell section blank, a first cross section, a stop mounting hole, a shell body section blank, a rotating shaft, a second inner cavity, a first oil duct, a first screw hole, a second screw hole, a shaft end cover, a third inner cavity, a second boss, an oil duct seal groove, a second oil duct, a second oil port, the thickness of the shaft end cover, the length of the shaft end cover section blank, the second cross section, a first nail passing hole, a mounting hole, the shaft end cover section blank, a retainer ring, a fourth inner cavity, a second nail passing hole, a rotary seal piece, an oil duct seal ring, a screw, a dust ring and an assembly ZH, and is characterized in that the inner cavity of the shell body (1) is provided with the rotating shaft (2), the rotary seal piece (5) is arranged in the seal groove (104) of the shell body (1), the rotary seal piece (5) is arranged between the outer diameter of the rotating shaft (2) and the inner diameter of the shell body (1), the top end of the rotating shaft (2) is provided with the retainer ring (4) at the top of the shell body (1), the rotating shaft (2), the outer circle of the rotating shaft (2) is provided with the retainer ring (3), the outer circle of the seal ring (6) at the outer circle of the seal ring, the rotating shaft (6) and the seal ring at the seal groove (6), the end cover (6) at the outer circle of the seal ring (3), the seal ring (6) at the end cover (6) at the gap of the oil duct seal ring (3) at the rotating shaft (6), the shell is characterized in that a dustproof ring (8) is arranged at an excircle gap between a shell (1) and an axle end cover (3) and used for processing a shell section blank (A100) of the shell (1), a first section (A108) is uniform and consistent in strip shape, the length (A107) of the shell section blank is customizable, the shell (1) processed by the shell section blank (A100) processed by an automatic production line is adopted, the shell (1) is cylindrical, the outer diameter of the shell (1) is provided with a first boss (102), the inner diameter of the shell (1) is provided with a first inner cavity (101), a sealing groove (104) and an oil groove (105), the appearance of the shell (1) is determined by the first section (A108) of the shell section blank (A100), a rotating shaft (2) is cylindrical, the length of the rotating shaft (2) is determined by the length (A106) of the shell, the axle end cover section (B300) of the axle end cover (3) is uniform and consistent in strip shape, the second section (B308) is produced by a process, the axle end cover section blank (B300) of the axle end cover (3), the axle end cover section blank (B308) is determined by the axle end cover blank (3), the sealing ring (5), different sealing elements and the sealing ring (5) and the sealing ring (6) and the sealing ring are suitable for continuous casting, and the sealing ring under different conditions.
2. The automatic production universal standardized central swivel joint as claimed in claim 1, wherein the housing (1) is a processed product of a housing profile blank (a 100), and the housing (1) is composed of a first inner cavity (101), a first boss (102), a first oil port (103), a sealing groove (104), an oil groove (105) and a stop mounting hole (109).
3. The automatic production universal standardized central swivel joint according to claim 1 is characterized in that the rotating shaft (2) is a national standard seamless steel pipe processing product, and the rotating shaft (2) is composed of a second inner cavity (201), a first oil channel (202), a first screw hole (203) and a second screw hole (204).
4. The automatic production universal standardized central swivel joint according to claim 1 is characterized in that the shaft end cover (3) is a processed product of a shaft end cover profile blank (B300), and the shaft end cover (3) is composed of a third inner cavity (301), a second boss (302), an oil channel sealing groove (303), a second oil channel (304), a second oil port (305), a first nail passing hole (309) and a mounting hole (310).
5. The automatic production universal standardized central swivel joint according to claim 1 is characterized in that the retainer ring (4) is a processed product of national standard section bar round steel or steel plate, and the retainer ring (4) is composed of a fourth inner cavity (401) and a second nail passing hole (402).
6. The automatically produced universal standardized central swivel joint according to claim 1, characterized in that the assembly ZH (9) consists of a housing (1), a rotating shaft (2), a shaft end cap (3), a retainer ring (4), a rotary seal (5), an oil passage seal ring (6), a screw (7) and a dust ring (8).
Priority Applications (1)
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CN202221562121.1U CN218625898U (en) | 2022-06-22 | 2022-06-22 | Automatic production universal standardized central swivel joint |
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CN202221562121.1U CN218625898U (en) | 2022-06-22 | 2022-06-22 | Automatic production universal standardized central swivel joint |
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CN218625898U true CN218625898U (en) | 2023-03-14 |
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CN202221562121.1U Active CN218625898U (en) | 2022-06-22 | 2022-06-22 | Automatic production universal standardized central swivel joint |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117469490A (en) * | 2023-12-27 | 2024-01-30 | 苏州朗信智能科技有限公司 | Central swivel joint and electrode lengthening equipment |
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2022
- 2022-06-22 CN CN202221562121.1U patent/CN218625898U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117469490A (en) * | 2023-12-27 | 2024-01-30 | 苏州朗信智能科技有限公司 | Central swivel joint and electrode lengthening equipment |
CN117469490B (en) * | 2023-12-27 | 2024-03-19 | 苏州朗信智能科技有限公司 | Central swivel joint and electrode lengthening equipment |
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