CN210413623U - Positioning tool for oil cylinder - Google Patents
Positioning tool for oil cylinder Download PDFInfo
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- CN210413623U CN210413623U CN201921523187.8U CN201921523187U CN210413623U CN 210413623 U CN210413623 U CN 210413623U CN 201921523187 U CN201921523187 U CN 201921523187U CN 210413623 U CN210413623 U CN 210413623U
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- positioning tool
- cylinder
- guide sleeve
- sleeve positioning
- milling plane
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Abstract
A positioning tool for an oil cylinder comprises a guide sleeve positioning tool and a cylinder bottom positioning tool; the guide sleeve positioning tool is a cylinder, a first reference milling plane is arranged on the circumferential outer side of the guide sleeve positioning tool, an air bleeding hole marking line groove and a wrench hole marking line groove are formed in the outer wall of the guide sleeve positioning tool, a positioning milling plane is arranged on one side, opposite to the air bleeding hole marking line groove and the wrench hole marking line groove, of the guide sleeve positioning tool, an annular convex ring is arranged on the inner side of the guide sleeve positioning tool, and an internal thread is arranged on the inner side of the annular convex; the cylinder bottom positioning tool comprises a first cylinder, a second cylinder, a third cylinder and a fourth cylinder which are coaxially connected in sequence, a second reference milling plane is arranged on the circumferential outer side of the first cylinder, the first reference milling plane and the second reference milling plane are the same reference surface, a long-strip-shaped C-direction hole marking line groove is formed in the middle of the second reference milling plane, and an external thread is arranged on the circumferential outer side of the fourth cylinder. The tool can respectively play a role in positioning the welding of the cylinder bottom and the processing of the guide sleeve, so that the relative angle relationship between the guide sleeve and the cylinder barrel after assembly reaches a preset value.
Description
Technical Field
The utility model relates to a location frock for hydro-cylinder.
Background
In the production process of the oil cylinder, the cylinder barrel and the cylinder bottom are synchronously welded, then the guide sleeve is produced independently, and finally the guide sleeve is matched and screwed with the cylinder barrel welded with the cylinder bottom to complete assembly. The cylinder bottom is provided with C-direction holes which are radially arranged, the guide sleeve is provided with an air vent hole and a plurality of wrench holes, the central axis of the air vent hole and the central axis guide sleeve of the C-direction hole are required to keep a certain angle relationship with the cylinder barrel after being assembled, and the cylinder barrel and the guide sleeve are respectively processed, so that the relative position of the cylinder barrel and the guide sleeve after being screwed can not be accurately positioned, and great troubles are caused to the processing process.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a location frock is provided for hydro-cylinder, it can play the positioning action to cylinder bottom welding and uide bushing processing respectively to make the relative angle relation after uide bushing and the cylinder assembly reach the predetermined value.
In order to solve the technical problem, the utility model provides a positioning tool for an oil cylinder, which comprises a guide sleeve positioning tool and a cylinder bottom positioning tool;
the guide sleeve positioning tool is a cylinder, a first reference milling plane is arranged on the circumferential outer side of the guide sleeve positioning tool and is parallel to the axis of the guide sleeve positioning tool, one axial side of the guide sleeve positioning tool is arranged as the front side, the other axial side of the guide sleeve positioning tool is arranged as the back side, a long-strip-shaped air bleeding hole marking groove is arranged on the circumferential outer wall of the front part of the guide sleeve positioning tool, the length direction of the air bleeding hole marking groove is consistent with the axis direction of the guide sleeve positioning tool, the air bleeding hole marking groove is forwards communicated to the front side of the guide sleeve positioning tool, a first positioning milling plane is arranged on the circumferential outer wall of the guide sleeve positioning tool and corresponds to one side, opposite to the air bleeding hole marking groove, the first positioning milling plane is parallel to the axis of the guide sleeve positioning tool, and a plurality of long-strip-shaped hand pulling hole marking grooves are also, the length direction of the wrench hole marking groove is consistent with the axis direction of the guide sleeve positioning tool, the wrench hole marking groove is penetrated forwards to the front side of the guide sleeve positioning tool, a second positioning milling plane is arranged on the circumferential outer wall of the guide sleeve positioning tool corresponding to one side of each wrench hole marking groove, the second positioning milling plane is parallel to the axis of the guide sleeve positioning tool, an annular convex ring extending inwards is arranged on the circumferential inner side of the rear part of the guide sleeve positioning tool, the rear side of the annular convex ring is flush with the rear side of the guide sleeve positioning tool, and internal threads are arranged on the circumferential inner side of the annular convex ring;
the cylinder bottom positioning tool comprises a first cylinder, a second cylinder, a third cylinder and a fourth cylinder which are coaxially connected in sequence, wherein a second reference milling plane is arranged on the outer side of the circumference of the first cylinder, the first reference milling plane and the second reference milling plane are the same reference surface, the second reference milling plane is parallel to the axis of the cylinder bottom positioning tool, a long-strip-shaped C-direction hole marking line groove is arranged in the middle of the second reference milling plane, the length direction of the C-direction hole marking line groove is consistent with the axis direction of the cylinder bottom positioning tool, the diameters of the first cylinder, the second cylinder and the third cylinder are sequentially reduced, the diameter of the second cylinder is matched with the inner diameter of the guide sleeve positioning tool, the diameter of the fourth cylinder is between the second cylinder and the third cylinder, and the outer side of the circumference of the fourth cylinder is provided with an external thread matched with an internal thread of an annular convex ring.
For the sake of simple explanation problem, it is right below the utility model a location frock for hydro-cylinder all be this frock for short.
The machining process of the tool comprises the following steps: the front guide sleeve positioning tool and the cylinder bottom positioning tool are pure shafting parts without milling planes and grooves, a fourth cylinder of the cylinder bottom positioning tool extends into the guide sleeve positioning tool from the front side of the guide sleeve positioning tool during processing, then the fourth cylinder is connected with the annular convex ring in a rotating mode, the second cylinder, the third cylinder and the fourth cylinder are all positioned in the guide sleeve positioning tool, the front side of the guide sleeve positioning tool is abutted against a step formed between the first cylinder and the second cylinder to form an assembly body, then a plane is milled on the circumferential outer side of the assembly body, so that a first reference milling plane and a second reference milling plane are respectively formed, then a C-direction hole marking line groove is formed on the second reference milling plane and used for marking the position of the C-direction hole, and then an air bleed hole marking line groove and a spanner hole marking line groove are respectively formed on the circumferential outer side of the guide sleeve positioning tool corresponding to the positions of the air bleed hole and the spanner hole, then for the centre gripping of being convenient for during subsequent processing, set up first location milling plane corresponding bleed hole mark line groove relative one side on the circumference outer wall position of uide bushing location frock, set up the second location milling plane corresponding every spanner hole mark line groove relative one side on the circumference outer wall position of uide bushing location frock.
The use method of the guide sleeve positioning tool comprises the following steps: the guide sleeve to be machined extends into the guide sleeve positioning tool from the front part of the guide sleeve positioning tool and is connected with the guide sleeve positioning tool in a screwing mode, then the air vent mark line groove and the wrench hole mark line groove are machined at the positions pointed by the air vent mark line groove and the wrench hole mark line groove, in the machining process, in order to facilitate clamping, a first positioning milling plane and a second positioning milling plane which correspond to the air vent and the wrench hole respectively are used as lower reference planes and clamped on flat tongs, and then punching operation is conducted.
The use method of the cylinder bottom positioning tool comprises the following steps: the method comprises the steps of horizontally placing a cylinder barrel to be welded on two V-shaped cushion blocks, enabling a cylinder bottom positioning tool to be in screwed connection with one side of a guide sleeve connected with the cylinder barrel, then rotating the cylinder barrel to adjust a second reference milling plane to be horizontal, drawing a marking line on the other side of the cylinder barrel in the axial direction according to a C-direction hole marking line groove, drawing a marking line passing through the C-direction hole axis on the cylinder bottom, then removing the cylinder bottom positioning tool, transferring the cylinder barrel to a welding device, and performing ring welding on the marking line of the cylinder barrel and the marking line of the cylinder bottom.
The tool has the advantages that: the guide sleeve positioning tool is used for simulating the cylinder barrel, the cylinder bottom positioning tool is used for simulating the guide sleeve, and the screwed positions are accurately positioned in the machining process, so that the relative angle relationship between the guide sleeve and the cylinder barrel after assembly reaches a preset value.
In order to achieve the better using effect of the tool, the preferable scheme is as follows:
preferably, the length of the annular convex ring along the axial direction is 10-20mm, and the length of the fourth cylinder along the axial direction is 5-8 mm.
After the tool is machined, the guide sleeve positioning tool and the cylinder bottom positioning tool are separated, then a fourth cylinder of the cylinder bottom positioning tool is axially cut off to reserve 5-8mm of partial length, an annular convex ring in the guide sleeve positioning tool is turned by a lathe from front to back to reserve 10-20mm of partial length, and therefore the same technical effect can be achieved, the number of turns of screw thread screwing when the tool is matched with a workpiece can be reduced, and efficiency is improved.
Drawings
Fig. 1 is a perspective view of a guide sleeve positioning tool.
Fig. 2 is a front view of the guide sleeve positioning tool.
Fig. 3 is a sectional view a-a of fig. 2.
Fig. 4 is a schematic view of the use state of the guide sleeve positioning tool.
Fig. 5 is a perspective view of the cylinder bottom positioning tool.
Fig. 6 is a sectional view of the cylinder bottom positioning tool.
Fig. 7 is a schematic view of a use state of the cylinder bottom positioning tool.
Fig. 8 is an exploded view of an assembly body composed of the guide sleeve positioning tool and the cylinder bottom positioning tool.
Detailed Description
Referring to fig. 1-8, a positioning tool for an oil cylinder comprises a guide sleeve positioning tool 1 and a cylinder bottom positioning tool 2;
the guide sleeve positioning tool 1 is a cylinder, a first reference milling plane 14 is arranged on the circumferential outer side of the guide sleeve positioning tool 1, the first reference milling plane 14 is parallel to the axis of the guide sleeve positioning tool 1, one axial side of the guide sleeve positioning tool 1 is arranged as the front side, the other axial side of the guide sleeve positioning tool 1 is arranged as the back side, a long strip-shaped vent mark line groove 11 is arranged on the circumferential outer wall of the front part of the guide sleeve positioning tool 1, the length direction of the vent mark line groove 11 is consistent with the axis direction of the guide sleeve positioning tool 1, the vent mark line groove 11 is penetrated forwards to the front side of the guide sleeve positioning tool 1, a first positioning milling plane 111 is arranged on the circumferential outer wall of the guide sleeve positioning tool 1 corresponding to the opposite side of the vent mark line groove 11, the first positioning milling plane 111 is parallel to the axis of the guide sleeve positioning tool 1, and four long strip-shaped wrench hole mark line grooves 12 are further arranged on the circumferential outer wall of the, the length direction of the wrench hole mark line grooves 12 is consistent with the axial direction of the guide sleeve positioning tool 1, the wrench hole mark line grooves 12 penetrate forwards to the front side of the guide sleeve positioning tool 1, a second positioning milling plane 121 is arranged on the circumferential outer wall of the guide sleeve positioning tool 1 corresponding to one side of each wrench hole mark line groove 12, the second positioning milling plane 121 is parallel to the axial direction of the guide sleeve positioning tool 1 (in the embodiment, the guide sleeve positioning tool 1 adopts an octagonal prism shape, the air relief hole mark line grooves 11 and the wrench hole mark line grooves 12 are arranged on the outer side faces of the octagonal prisms), an annular convex ring 13 extending inwards is arranged on the circumferential inner side of the rear part of the guide sleeve positioning tool 1, the rear side of the annular convex ring 13 is flush with the rear side of the guide sleeve positioning tool 1, and the circumferential inner side of the annular convex ring 13, which is 15mm in length along the axial direction, is provided with internal threads;
the cylinder bottom positioning tool 2 comprises a first cylinder 21, a second cylinder 22, a third cylinder 23 and a fourth cylinder 24 which are coaxially connected in sequence, a second reference milling plane 211 is arranged on the circumferential outer side of the first cylinder 21, the first reference milling plane 14 and the second reference milling plane 211 are the same reference plane, the second reference milling plane 211 is parallel to the axis of the cylinder bottom positioning tool 2, a long strip-shaped C-direction hole marking groove 212 is arranged in the middle of the second reference milling plane 211, c to the axis direction unanimity of hole marking line groove 212 length direction and cylinder bottom location frock 2, first section of thick bamboo 21, second section of thick bamboo 22, third section of thick bamboo 23 diameter reduce in proper order, second section of thick bamboo 22 diameter and uide bushing location frock 1 internal diameter phase-match, the diameter of fourth section of thick bamboo 24 is between second section of thick bamboo 22 and third section of thick bamboo 23, the circumference outside of fourth section of thick bamboo 24 is equipped with the external screw thread with the internal thread matched with of annular protruding circle 13, the length of fourth section of thick bamboo 24 along its axis direction is 6 mm.
The machining process of the tool comprises the following steps: before processing, the guide sleeve positioning tool 1 and the cylinder bottom positioning tool 2 are pure shafting parts without milling planes and grooves, a fourth cylinder 24 of the cylinder bottom positioning tool 2 extends into the guide sleeve positioning tool 1 from the front side of the guide sleeve positioning tool 1 during processing, then the fourth cylinder 24 is screwed with the annular convex ring 13, at the moment, the second cylinder 22, the third cylinder 23 and the fourth cylinder 24 are all positioned in the guide sleeve positioning tool 1, the front side of the guide sleeve positioning tool 1 is abutted against a step formed between the first cylinder 21 and the second cylinder 22 to form an assembly body, then a plane is milled on the circumferential outer side of the assembly body, so that a first reference milling plane 14 and a second reference milling plane 211 are respectively formed, then a C-direction hole marking groove 212 is formed on the second reference milling plane 211 for marking the position of a C-direction hole 51, and then a gas release hole marking groove 11 and a wrench hole marking groove 12 are respectively formed on the circumferential outer side of the guide sleeve positioning tool 1 corresponding to the positions of a gas release hole 31 and a wrench hole 32 Then, for facilitating clamping during subsequent machining, a first positioning milling plane 111 is arranged on the circumferential outer wall of the guide sleeve positioning tool 1 corresponding to one side opposite to the vent hole marking slot 11, and a second positioning milling plane 121 is arranged on the circumferential outer wall of the guide sleeve positioning tool 1 corresponding to one side opposite to each wrench hole marking slot 12.
The use method of the guide sleeve positioning tool 1 comprises the following steps: the method comprises the steps that a guide sleeve 3 to be machined extends into a guide sleeve positioning tool 1 from the front portion of the guide sleeve positioning tool 1 and is connected with the guide sleeve positioning tool 1 in a screwing mode, then an air vent 31 and a wrench hole 32 are machined at the positions, pointed by an air vent mark line groove 11 and a wrench hole mark line groove 12, of the guide sleeve positioning tool 1, in the machining process, for convenience of clamping, a first positioning milling plane 111 and a second positioning milling plane 121, corresponding to the air vent and the wrench hole respectively, serve as lower reference planes and are clamped on flat tongs tightly, and then punching operation is conducted.
The use method of the cylinder bottom positioning tool 2 comprises the following steps: horizontally placing a cylinder barrel 4 to be welded on two V-shaped cushion blocks, screwing the cylinder barrel bottom positioning tool 2 and one side of the cylinder barrel connected with a guide sleeve 3, then rotating the cylinder barrel 4 to adjust a second reference milling plane 211 to be horizontal, drawing a marking line on the other axial side of the cylinder barrel 4 according to a marking line groove 212 of a C-direction hole 51, simultaneously drawing a marking line of the C-direction hole axis on the cylinder barrel bottom 5, then removing the cylinder barrel bottom positioning tool 2, transferring the cylinder barrel 4 to a welding device, and performing ring welding on the marking line of the cylinder barrel 4 and the marking line of the cylinder barrel bottom 5.
The tool has the advantages that: the guide sleeve positioning tool 1 is used for simulating a cylinder barrel, the cylinder bottom positioning tool 2 is used for simulating the guide sleeve 3, and the screwed positions are accurately positioned in the machining process respectively, so that the relative angle relationship between the guide sleeve 3 and the cylinder barrel 4 after assembly reaches a preset value.
After the machining of the tool is completed, the guide sleeve positioning tool 1 and the cylinder bottom positioning tool 2 are separated, then a fourth cylinder 24 of the cylinder bottom positioning tool 2 is cut off along the axial direction to reserve 5-8mm, and an annular convex ring 13 in the guide sleeve positioning tool 1 is lathed off from the front to the back by a lathe to reserve 10-20mm, so that the same technical effect can be achieved, the number of turns of screw thread screwing in the matching process of the tool and a workpiece can be reduced, and the efficiency is improved.
Claims (2)
1. The utility model provides a location frock for hydro-cylinder which characterized in that: the device comprises a guide sleeve positioning tool and a cylinder bottom positioning tool;
the guide sleeve positioning tool is a cylinder, a first reference milling plane is arranged on the circumferential outer side of the guide sleeve positioning tool and is parallel to the axis of the guide sleeve positioning tool, one axial side of the guide sleeve positioning tool is arranged as the front side, the other axial side of the guide sleeve positioning tool is arranged as the back side, a long-strip-shaped air bleeding hole marking groove is arranged on the circumferential outer wall of the front part of the guide sleeve positioning tool, the length direction of the air bleeding hole marking groove is consistent with the axis direction of the guide sleeve positioning tool, the air bleeding hole marking groove is forwards communicated to the front side of the guide sleeve positioning tool, a first positioning milling plane is arranged on the circumferential outer wall of the guide sleeve positioning tool and corresponds to one side, opposite to the air bleeding hole marking groove, the first positioning milling plane is parallel to the axis of the guide sleeve positioning tool, and a plurality of long-strip-shaped hand pulling hole marking grooves are also, the length direction of the wrench hole marking groove is consistent with the axis direction of the guide sleeve positioning tool, the wrench hole marking groove is penetrated forwards to the front side of the guide sleeve positioning tool, a second positioning milling plane is arranged on the circumferential outer wall of the guide sleeve positioning tool corresponding to one side of each wrench hole marking groove, the second positioning milling plane is parallel to the axis of the guide sleeve positioning tool, an annular convex ring extending inwards is arranged on the circumferential inner side of the rear part of the guide sleeve positioning tool, the rear side of the annular convex ring is flush with the rear side of the guide sleeve positioning tool, and internal threads are arranged on the circumferential inner side of the annular convex ring;
the cylinder bottom positioning tool comprises a first cylinder, a second cylinder, a third cylinder and a fourth cylinder which are coaxially connected in sequence, wherein a second reference milling plane is arranged on the outer side of the circumference of the first cylinder, the first reference milling plane and the second reference milling plane are the same reference surface, the second reference milling plane is parallel to the axis of the cylinder bottom positioning tool, a long-strip-shaped C-direction hole marking line groove is arranged in the middle of the second reference milling plane, the length direction of the C-direction hole marking line groove is consistent with the axis direction of the cylinder bottom positioning tool, the diameters of the first cylinder, the second cylinder and the third cylinder are sequentially reduced, the diameter of the second cylinder is matched with the inner diameter of the guide sleeve positioning tool, the diameter of the fourth cylinder is between the second cylinder and the third cylinder, and the outer side of the circumference of the fourth cylinder is provided with an external thread matched with an internal thread of an annular convex ring.
2. The positioning tool for the oil cylinder according to claim 1, characterized in that: the length of the annular convex ring along the axial direction of the annular convex ring is 10-20mm, and the length of the fourth cylinder along the axial direction of the fourth cylinder is 5-8 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921523187.8U CN210413623U (en) | 2019-09-12 | 2019-09-12 | Positioning tool for oil cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921523187.8U CN210413623U (en) | 2019-09-12 | 2019-09-12 | Positioning tool for oil cylinder |
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| Publication Number | Publication Date |
|---|---|
| CN210413623U true CN210413623U (en) | 2020-04-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921523187.8U Active CN210413623U (en) | 2019-09-12 | 2019-09-12 | Positioning tool for oil cylinder |
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| Country | Link |
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| CN (1) | CN210413623U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110449945A (en) * | 2019-09-12 | 2019-11-15 | 蚌埠液力机械有限公司 | A kind of oil cylinder positioning tool |
-
2019
- 2019-09-12 CN CN201921523187.8U patent/CN210413623U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110449945A (en) * | 2019-09-12 | 2019-11-15 | 蚌埠液力机械有限公司 | A kind of oil cylinder positioning tool |
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