CN210660821U - Ductile iron cylinder body for hard nitriding gas - Google Patents
Ductile iron cylinder body for hard nitriding gas Download PDFInfo
- Publication number
- CN210660821U CN210660821U CN201921474524.9U CN201921474524U CN210660821U CN 210660821 U CN210660821 U CN 210660821U CN 201921474524 U CN201921474524 U CN 201921474524U CN 210660821 U CN210660821 U CN 210660821U
- Authority
- CN
- China
- Prior art keywords
- barrel
- ring
- cylinder body
- ductile iron
- slider
- 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.)
- Expired - Fee Related
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- 238000005121 nitriding Methods 0.000 title claims abstract description 21
- 229910001141 Ductile iron Inorganic materials 0.000 title claims abstract description 14
- 238000007789 sealing Methods 0.000 claims description 13
- 230000000694 effects Effects 0.000 abstract description 8
- 230000008595 infiltration Effects 0.000 abstract description 3
- 238000001764 infiltration Methods 0.000 abstract description 3
- 229910052757 nitrogen Inorganic materials 0.000 abstract description 3
- 125000004433 nitrogen atom Chemical group N* 0.000 abstract description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 abstract description 2
- 235000017491 Bambusa tulda Nutrition 0.000 abstract description 2
- 241001330002 Bambuseae Species 0.000 abstract description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 abstract description 2
- 239000011425 bamboo Substances 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract 1
- 210000002445 nipple Anatomy 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
Images
Landscapes
- Pistons, Piston Rings, And Cylinders (AREA)
- Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
Abstract
The utility model discloses a gaseous hard nitrogenize processing's ductile iron cylinder body, the novel nipple rectifier comprises a cylindrical shel, the barrel is a plurality of, every all install two go-between that are used for connecting different barrels on the barrel, the go-between slides and cup joints on the barrel, one of them one side of go-between is equipped with a plurality of threaded rods, threaded rod and go-between fixed connection, the other one set up the connecting hole that is used for cooperating the threaded rod on the go-between, the one end of threaded rod is passed connecting hole and threaded sleeve and is equipped with the nut, a plurality of spouts, part have been seted up on the barrel surface sliding installation has the slider in the spout, the slider just with go-between inner wall contact and. The utility model discloses in, through falling into a plurality of segment barrels with long section of thick bamboo type oil cylinder body, be detachable connection between every barrel, when doing hard nitriding treatment, the barrel internal and external surface all has abundant nitrogen atom infiltration for the hard nitriding treatment effect that the barrel received is better.
Description
Technical Field
The utility model relates to an oil cylinder body technical field especially relates to a ball iron oil cylinder body of gaseous hard nitrogenize processing.
Background
The hydraulic cylinder is a hydraulic actuator which converts hydraulic energy into mechanical energy and makes linear reciprocating motion. It has simple structure and reliable operation. When it is used to implement reciprocating motion, it can omit speed-reducing device, and has no transmission gap, and its motion is stable, so that it can be extensively used in various mechanical hydraulic systems. The hydraulic cylinder basically comprises a cylinder barrel and a cylinder cover, a piston and a piston rod, a sealing device, a buffering device and an exhaust device, wherein the cylinder barrel, namely an oil cylinder body is a main supporting body, so that the cylinder barrel needs higher strength and hardness.
The hard nitriding treatment is carried out on the oil cylinder body, and the method is a very effective method for enhancing the strength of the oil cylinder body. However, the existing common oil cylinder body is in a long cylindrical shape, the splicing effect of the oil cylinder body can not be realized quickly and efficiently, and when the oil cylinder body is subjected to hard nitriding treatment, the inner surface of the oil cylinder body, particularly the inner surface in the middle position, has poor nitrogen element infiltration effect, so that the strength of the oil cylinder body is uneven, and the quality of the oil cylinder body is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving present common hydro-cylinder body and being long tube-shape, can not realize high efficiency's concatenation effect, influence the shortcoming of hard nitrogenize treatment effect, and the ball iron hydro-cylinder body of a gaseous hard nitrogenize treatment that provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a gaseous hard nitriding's ductile iron cylinder body, includes the barrel, the barrel is a plurality of, every all install two go-between that are used for connecting different barrels on the barrel, the go-between slides and cup joints on the barrel, one of them one side of go-between is equipped with a plurality of threaded rods, threaded rod and go-between fixed connection, the other one set up the connecting hole that is used for cooperating the threaded rod on the go-between, the one end of threaded rod is passed connecting hole and thread bush and is equipped with the nut, a plurality of spouts, part have been seted up on the barrel surface slidable mounting has the slider in the spout, slider and go-between inner wall contact and go-between fixed connection, the both ends of barrel all are equipped with the joint ring, joint ring and barrel fixed connection, the joint groove that is used for cooperating the joint ring is still seted.
Preferably, a plurality of bolts are installed in the connecting ring, thread grooves for matching the bolts are formed in the sliding blocks, and the connecting ring is fixedly connected with the sliding blocks through the bolts.
Preferably, the cross-section of joint ring is trapezoidal, the joint groove shape is the same with the joint ring, the side of joint ring offsets with the lateral wall in joint groove.
Preferably, a sealing ring is bonded to the bottom of the clamping groove, and the top of the clamping ring abuts against the sealing ring.
Preferably, the sealing ring is made of rubber.
Preferably, the sliding grooves are uniformly distributed on the surface of the cylinder body and are parallel to the axial direction of the cylinder body.
Compared with the prior art, the beneficial effects of the utility model are that:
1. through dividing into a plurality of segment barrels with long section of thick bamboo type oil cylinder body, be detachable connection between every barrel, when doing hard nitriding treatment, because the length of every section of barrel is shorter, its internal and external surface all has abundant nitrogen atom infiltration for the hard nitriding treatment effect that the barrel received is better, can obtain better higher intensity and hardness.
2. Because the oil cylinder body is composed of small sections of cylinder bodies, when the complete oil cylinder body is manufactured, the oil cylinder bodies with different lengths can be spliced by using different numbers of cylinder bodies, and more oil cylinders with different models can be assembled.
Drawings
FIG. 1 is a schematic perspective view of a ductile iron cylinder body treated by gas hard nitriding according to the present invention;
FIG. 2 is a schematic view of a front view of a ductile iron cylinder body subjected to gas hard nitriding treatment according to the present invention;
FIG. 3 is a schematic view of the structure at A in FIG. 2;
fig. 4 is a schematic view of a top view structure of a ductile iron cylinder body treated by gas hard nitriding according to the present invention.
In the figure: the device comprises a barrel body 1, a sliding groove 2, a connecting ring 3, a threaded rod 4, a nut 5, a connecting hole 6, a sliding block 7, a bolt 8, a clamping ring 9, a sealing ring 10 and a clamping groove 11.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "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 simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-4, a ductile iron cylinder body for hard nitriding gas comprises a plurality of cylinder bodies 1, wherein each cylinder body 1 is detachably mounted, each cylinder body 1 is provided with two connecting rings 3 for connecting different cylinder bodies 1, the connecting rings 3 are sleeved on the cylinder bodies 1 in a sliding manner, one side of one connecting ring 3 is provided with a plurality of threaded rods 4, the threaded rods 4 are fixedly connected with the connecting rings 3, the other connecting ring 3 is provided with a connecting hole 6 for matching with the threaded rod 4, one end of each threaded rod 4 penetrates through the connecting hole 6 and is sleeved with a nut 5, the surface of each cylinder body 1 is provided with a plurality of sliding grooves 2, sliding blocks 7 are arranged in part of the sliding grooves 2 in a sliding manner, the sliding blocks 7 are in contact with the inner walls of the connecting rings 3 and are fixedly connected with the connecting rings 3, and the two connecting, thereby realizing the fixed connection between the two cylinder bodies 1; in order to obtain better concatenation stability, the both ends of barrel 1 all are equipped with joint ring 9, and be integrated into one piece between joint ring 9 and the barrel 1, the joint groove 11 that is used for cooperating joint ring 9 is still offered at the both ends of barrel 1, and during the concatenation, joint ring 9 joint is in joint groove 11.
In the utility model, in order to realize the detachable connection between the connecting ring 3 and the slider 7, a plurality of bolts 8 are arranged inside the ring, thread grooves for matching the bolts 8 are arranged on the slider 7, the connecting ring 3 is fixedly connected with the slider 7 through the bolts 8, when the bolts 8 are taken out and the fixed connection between the connecting ring 3 and the slider 7 is contacted, the connecting ring 3 can be taken down from the cylinder 1, and meanwhile, the slider 7 can also be taken out from the sliding groove 2, thereby being convenient for assembly and disassembly;
in order to more stably splice the cylinder bodies 1, the section of the connecting ring is trapezoidal, the shape of the clamping groove 11 is the same as that of the clamping ring 9, the side edge of the clamping ring 9 is abutted against the side wall of the clamping groove 11, so that the connection between the cylinder bodies 1 is more compact, and the sealing property of the connecting part is also improved;
in order to obtain a better sealing effect, a sealing ring 10 is bonded at the bottom of the clamping groove 11, the top of the clamping ring 9 abuts against the sealing ring 10, and the sealing ring 10 is made of rubber;
in order to facilitate the sliding of the connecting ring, the sliding grooves 2 are uniformly distributed on the surface of the cylinder 1 and are axially parallel to the cylinder 1.
In order to improve the effect of the hard nitriding treatment, the oil cylinder body is treated in an unassembled state, and because the length of each section of the cylinder body 1 is short, the inner surface and the outer surface of each section of the cylinder body are fully permeated with nitrogen atoms, the cylinder body 1 is subjected to the hard nitriding treatment more effectively, better and higher strength and hardness can be obtained, and the cylinder body is spliced after the hard nitriding treatment; meanwhile, as the oil cylinder body is formed by splicing the small sections of the cylinder bodies 1, the oil cylinder bodies with different lengths can be spliced when the complete oil cylinder body is manufactured, and more oil cylinders with different models can be assembled.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a gaseous hard nitriding treatment's ductile iron oil cylinder body, includes barrel (1), its characterized in that, barrel (1) is a plurality of, every all install two go-between (3) that are used for connecting different barrel (1) on barrel (1), go-between (3) slip cup joint on barrel (1), one of them one side of go-between (3) is equipped with a plurality of threaded rods (4), threaded rod (4) and go-between (3) fixed connection, the other one seted up connecting hole (6) that are used for cooperating threaded rod (4) on go-between (3), the one end of threaded rod (4) is passed connecting hole (6) and threaded sleeve is equipped with nut (5), barrel (1) surface is seted up a plurality of spouts (2), part slidable mounting has slider (7) in spout (2), slider (7) and go-between (3) inner wall contact and with go-between (3) fixed connection, the both ends of barrel (1) all are equipped with joint ring (9), joint ring (9) and barrel (1) fixed connection, joint groove (11) that are used for cooperating joint ring (9) are still offered at the both ends of barrel (1).
2. The gas hard nitriding ductile iron cylinder block according to claim 1, wherein a plurality of bolts (8) are mounted inside the connecting ring (3), a thread groove for matching the bolt (8) is formed on the slider (7), and the connecting ring (3) is fixedly connected with the slider (7) through the bolt (8).
3. The gas hard nitriding ductile iron cylinder block according to claim 1, wherein the cross section of the snap ring (9) is trapezoidal, the shape of the snap groove (11) is the same as that of the snap ring (9), and the side edge of the snap ring (9) abuts against the side wall of the snap groove (11).
4. The gas hard nitriding ductile iron cylinder block according to claim 1, wherein a sealing ring (10) is bonded to the bottom of the clamping groove (11), and the top of the clamping ring (9) abuts against the sealing ring (10).
5. A gas hard nitrided ductile iron cylinder block according to claim 4, wherein said sealing ring (10) is made of rubber.
6. A gas hard nitriding ductile iron cylinder according to claim 1, wherein the runner (2) is uniformly distributed on the surface of the cylinder (1) and is axially parallel to the cylinder (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921474524.9U CN210660821U (en) | 2019-09-06 | 2019-09-06 | Ductile iron cylinder body for hard nitriding gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921474524.9U CN210660821U (en) | 2019-09-06 | 2019-09-06 | Ductile iron cylinder body for hard nitriding gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210660821U true CN210660821U (en) | 2020-06-02 |
Family
ID=70837418
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921474524.9U Expired - Fee Related CN210660821U (en) | 2019-09-06 | 2019-09-06 | Ductile iron cylinder body for hard nitriding gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210660821U (en) |
-
2019
- 2019-09-06 CN CN201921474524.9U patent/CN210660821U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200602 |