CN220838673U - Novel cylinder hydraulic fluid port welding position device - Google Patents
Novel cylinder hydraulic fluid port welding position device Download PDFInfo
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- CN220838673U CN220838673U CN202322552643.4U CN202322552643U CN220838673U CN 220838673 U CN220838673 U CN 220838673U CN 202322552643 U CN202322552643 U CN 202322552643U CN 220838673 U CN220838673 U CN 220838673U
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- 238000003466 welding Methods 0.000 title claims abstract description 57
- 239000012530 fluid Substances 0.000 title claims description 9
- 239000003921 oil Substances 0.000 claims abstract description 68
- 239000010727 cylinder oil Substances 0.000 claims abstract description 12
- 230000001788 irregular Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of welding and positioning of cylinder oil ports, in particular to a novel welding and positioning device for cylinder oil ports. The device comprises a bottom plate, wherein a chute is formed in the bottom plate; the base is embedded in the chute and can slide along the chute; the front end of the base is fixed with a mounting plate; the cylinder barrel is erected on the base and is provided with a plurality of oil ports which are arranged upwards perpendicular to the bottom plate; the front end of the cylinder barrel is provided with a flange; the flange is fixed on the mounting plate through a fixing pin. When the mounting plate is connected with the base, the corresponding mounting plate can be replaced when the oil ports are welded to the cylinder barrels with different sizes, the flange of the cylinder barrel can be well fixed to the accurate position by designing the position of the mounting hole on the mounting plate, at the moment, the position of the oil port to be welded is perpendicular to the bottom plate upwards, the mounted cylinder barrel can be stable, the relative angle between the welded angle of the oil port and the flange is accurate, the welding distance of the two oil ports can be controlled through the setting of the positioning plate, the positioning is accurate, and the shape and the position size of the cylinder barrel when the oil ports of the cylinder barrel are welded can be effectively controlled.
Description
Technical Field
The utility model relates to the technical field of welding and positioning of cylinder oil ports, in particular to a novel welding and positioning device for cylinder oil ports.
Background
The position of the oil port of the cylinder barrel welded on the outer surface of the hydraulic cylinder is closely related to the assembly size. The welding position of cylinder, flange, hydraulic fluid port is confirmed through tape measure and welding mark line to traditional welding mode, but because traditional welding mode exists the welding error, hardly guarantees that the hydraulic fluid port position accords with the drawing requirement, and prior art has the mode of compressing tightly the junction between hydraulic fluid port and the cylinder through being equipped with hold-down mechanism on the horizontal pole to reach the purpose of stable welding hydraulic fluid port, but this kind of mode is when the cylinder of the structure of welding irregular flange to some front ends, can't make the hydraulic fluid port weld to our position department that needs. Therefore, it is necessary to design a cylinder oil port welding positioning device which is convenient to manage and control welding shape and size and low in cost.
For example, patent document CN213497465U discloses a welding positioning tool for cylinder barrel body joint of oil cylinder, which is positioned and installed on a base through a V-shaped positioning block and a vertical adjusting shaft; the vertical adjusting shaft is positioned at one side of the V-shaped positioning block; the adjusting block is positioned and installed on the vertical adjusting shaft; the horizontal positioning shaft is positioned on the adjusting block; the cylinder barrel of the oil cylinder is longitudinally and horizontally arranged in the V-shaped channel of the V-shaped positioning block; the horizontal interface of the right-angle joint is axially connected with the horizontal positioning shaft, and the vertical interface of the right-angle joint is oppositely positioned with the interface of the cylinder barrel of the oil cylinder. According to the application, after the outer diameter of the cylinder barrel and the height of the joint are adjusted to be higher than the height of the adjusting block on the vertical adjusting shaft, the oil hole on the cylinder barrel is aligned to the right-angle joint through hole, the horizontal positioning shaft is connected to the right-angle joint thread, and the cylinder barrel is tightly pressed and spot-welded for positioning; the relative positioning and processing of the right-angle joint and the axis angle of the cylinder barrel body are realized, the welding error of the cylinder barrel of the oil cylinder and the right-angle joint is greatly reduced, the positioning time is shortened, and the product quality is greatly improved.
However, the structure is more stable in the actual use process because only the welding oil port can be controlled, and the problem that the oil port cannot be welded to the position where the oil port is needed when the oil port is welded to the cylinder barrel of the structure of which the front end is required to be welded with the irregular flange can be caused.
Disclosure of utility model
The utility model aims to provide a novel cylinder oil port welding and positioning device which can ensure the relative angle between a flange and an oil port in a cylinder and the welding distance between the two oil ports of the cylinder, is accurate in positioning and can effectively control the shape and the position size of the cylinder oil port during welding.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the novel cylinder barrel oil port welding and positioning device comprises a bottom plate, wherein a chute is formed in the bottom plate; the base is embedded in the chute and can slide along the chute; the front end of the base is fixed with a mounting plate; the cylinder barrel is erected on the base and is provided with a plurality of oil ports which are arranged upwards perpendicular to the bottom plate; the front end of the cylinder barrel is provided with a flange; the flange is fixed on the mounting plate through a fixing pin. When the mounting plate is connected with the base, the corresponding mounting plate can be replaced when the oil ports are welded to the cylinder barrels with different sizes, the flange of the cylinder barrel can be well fixed to the accurate position by designing the position of the mounting hole on the mounting plate, at the moment, the position of the oil port to be welded is perpendicular to the bottom plate upwards, the mounted cylinder barrel can be stable, the relative angle between the welded angle of the oil port and the flange is accurate, the welding distance of the two oil ports can be controlled through the setting of the positioning plate, the positioning is accurate, and the shape and the position size of the cylinder barrel when the oil ports of the cylinder barrel are welded can be effectively controlled.
Preferably, the bottom plate is provided with a positioning groove; a positioning mechanism is fixedly arranged in the positioning groove; and a gap is reserved between the sliding groove and the positioning groove. The positioning mechanism is arranged in the positioning groove, so that the positioning mechanism can be ensured to be vertical to the bottom plate, and alignment positioning is facilitated. The gap between the chute and the positioning groove is convenient for the base to slide in the chute without mutual interference.
Preferably, the positioning mechanism comprises a positioning plate and a positioning pin; the positioning plate is arranged in the positioning groove; the positioning plate is perpendicular to the bottom plate; and the positioning plate is provided with a positioning hole. The locating holes formed in the locating plate can be used for conveniently fixing the position of the base.
Preferably, the positioning holes are arranged on the same horizontal plane; the distance between the positioning holes is equal to the distance between the centers of the two oil ports. By means of the design, the distance between the oil ports can be controlled through the distance between the positioning holes, and the position of only one oil port can be determined when the oil ports are welded, so that system errors are reduced, and the distance between the two oil ports can be effectively ensured.
Preferably, one side of the base, which is close to the positioning plate, is provided with a plurality of limiting holes corresponding to the positioning holes; the locating pin passes through the locating hole and is connected with the base. The locating pin passes through the locating hole and stretches into the limiting hole, so that the base can be fixed.
Preferably, the mounting plate is provided with a plurality of mounting holes; the fixing pin is used for fixing the connecting flange and the mounting plate through the mounting hole. The design of the position of the mounting hole on the mounting plate can well ensure the relative angle between the flange and the oil port, and the flange can be limited to rotate by the fixing pin to connect the flange, so that the stability during welding is ensured.
Preferably, the side surface of the base, which is close to one side of the positioning plate, is perpendicular to the bottom plate. The vertical is used for ensuring that the locating pin can be accurately installed in the locating hole and the limiting hole, so that the base is fixed.
Preferably, the base is a V-shaped base; the cross section shape of the opening of the mounting plate is the same as that of the opening of the base; the angle of the V-shaped opening of the base is between 120 DEG and 150 deg. The base is V type seat can provide the holding power of two faces for cylinder stack shell, and the setting of two faces is symmetrical simultaneously, and the perpendicular bottom plate of power that the base provided when guaranteeing welding that can be fine upwards offsets the external force on the perpendicular direction when welding.
Compared with the prior art, the utility model has the beneficial effects that:
Simple structure, convenient management and low production cost.
The welding device can ensure the relative angle between the flange and the oil ports in the cylinder barrel, and the welding distance between the two oil ports of the cylinder barrel, is accurate in positioning, and can effectively control the shape and the size of the oil ports of the cylinder barrel during welding.
Drawings
Fig. 1 is a schematic structural view of an embodiment of the present utility model.
Fig. 2 is a schematic view of the structure of the present utility model without the cylinder.
Fig. 3 is a front view of the present utility model.
Fig. 4 is a right side view of the present utility model.
Fig. 5 is a top view of the present utility model.
In the figure: 1. a bottom plate; 2. a base; 3. a mounting plate; 4. a cylinder; 5. an oil port; 6. a flange; 7. a fixing pin; 8. a chute; 9. a positioning groove; 10. a positioning mechanism; 11. a positioning plate; 12. a positioning pin; 13. positioning holes; 14. a limiting hole; 15. and (5) mounting holes.
Detailed Description
The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In order to achieve the above purpose, the present utility model provides the following technical solutions: novel cylinder hydraulic fluid port welding position device, its characterized in that includes: the base plate 1 is provided with a chute 8; the base 2 is embedded in the chute 8, and the base 2 which can slide along the chute 8 is embedded in the chute 8; the mounting plate 3 is fixed at the front end of the base 2; the cylinder barrel 4 is erected on the base 2, and a plurality of oil ports 5 which are arranged upwards perpendicular to the bottom plate 1 are formed in the cylinder barrel 4; the front end of the cylinder barrel 4 is provided with a flange 6; the flange 6 is fixed to the mounting plate 3 by means of fixing pins 7.
When the mounting plate 3 is connected with the base 2, the corresponding mounting plate 3 can be replaced when the oil ports 5 are welded to the cylinder barrels 4 with different sizes, the flange 6 of the cylinder barrels 4 can be well fixed to the accurate position by designing the position of the mounting hole 15 on the mounting plate 3, the position of the oil ports 5 is required to be welded at the moment to be vertical to the bottom plate 1 upwards, the mounted cylinder barrels 4 can be stable, the welding angle of the oil ports 5 is accurate to the relative angle of the flange 6, the welding distance of the two oil ports 5 can be controlled through the arrangement of the positioning plate 11, the positioning is accurate, and the shape and the position size of the cylinder barrels 4 during the oil port 5 welding can be effectively controlled.
Examples:
As shown in fig. 1-5, the novel cylinder oil port welding positioning device in the embodiment can stabilize the installed cylinder, the welding angle of the oil port and the relative angle of the flange are accurate, the welding distance of the two oil ports can be controlled through the arrangement of the positioning plate, the positioning is accurate, and the shape and the size of the cylinder oil port during welding can be effectively controlled, and the novel cylinder oil port welding positioning device comprises 1 and a bottom plate; 2. a base; 3. a mounting plate; 4. a cylinder; 5. an oil port; 6. a flange; 7. a fixing pin; 8. a chute; 9. a positioning groove; 10. a positioning mechanism; 11. a positioning plate; 12. a positioning pin; 13. positioning holes; 14. a limiting hole; 15. and (5) mounting holes.
As shown in fig. 1 and 2, a sliding groove 8 and a positioning groove 9 are arranged on the base 2, edges of the sliding groove 8 and the positioning groove 9 are parallel to each other, a base 2 capable of sliding along the sliding groove 8 is arranged in the sliding groove 8, the base 2 and the sliding groove 8 are in interference fit, the depth of the sliding groove 8 is one third of the thickness of the bottom plate 1, the base 2 can be conveniently slid in the sliding groove 8 without blocking, and meanwhile, the perpendicularity of the base 2 can be guaranteed, so that the bottom of the base 2 is parallel to the plane of the sliding groove 8.
The chute 8 is internally provided with a positioning mechanism 10, the positioning mechanism 10 comprises a positioning plate 11 and a positioning pin 12, the positioning pin 12 plays a role in fixing, the positioning plate 11 is rectangular block-shaped, and the cross section of the lower end of the positioning plate 11 is consistent with the width of the cross section of the positioning groove 9. This results in the positioning plate 11 and the positioning groove 9 also being an interference fit, while the depth of the positioning groove 9 corresponds to the depth of the chute 8. This design ensures that the side edges of the positioning plate 11 are in close contact with the side walls of the positioning slot 9, so that the positioning plate 11 is perpendicular to the base plate 1.
Two through holes penetrating through the positioning plate 11 are formed in the positioning plate 11, the through holes are located on two sides of the positioning plate 11 and perpendicular to the bottom plate 1, and two threaded holes corresponding to the center of the positioning groove 9 are formed in the positioning groove 9. The distance between the through holes is equal to the distance between the threaded holes, and the positioning plate 11 is fixed in the positioning groove 9 by two bolts penetrating through the through holes. The fixing of the bolts causes the positioning plate 11 to be pressed downward in the vertical direction by a vertical base plate 1.
The upper end of the base 2 is designed into a V-shaped block, two supporting surfaces of the V-shaped block are symmetrically designed, and an included angle of the two supporting surfaces of the V-shaped block is 120 degrees. When the cylinder 4 is fixed, the cylinder body of the cylinder 4 is erected on the supporting surface. The intersection point of the normal lines of the two support surfaces is positioned on the axis of the cylinder 4, so that a stable reaction force can be ensured when the cylinder 4 receives pressure from the vertical direction, the base 2 cannot incline, and the angle of the flange 6 cannot change.
Two sides below the front end of the base 2 are respectively provided with a threaded hole, a mounting plate 3 is fixed at the front end of the base 2 through bolts, a V-shaped support is also arranged on the mounting plate 3, and the cross section of the mounting plate 3 is consistent with that of the base 2. A plurality of mounting holes 15 are formed in the mounting plate 3, the mounting holes 15 penetrate through the mounting plate 3, and the positions of the mounting holes 15 are designed to enable the fixing pins 7 to penetrate through the holes in the flange 6 to be fixed with the mounting seats. It is ensured that in this state the welding position of the oil port 5 and the position of the flange 6 are in relatively accurate positions. The width of the right side platform of V-arrangement breach on the base 2 is greater than the width of V-arrangement breach left side platform, and the base 2 is close to the platform of locating plate 11 and wider can make spacing hole 14's setting can not influence the whole atress of base 2, also can strengthen the stability that locating plate 11 and base 2 are connected simultaneously. The upper right corner of the mounting plate 3 is provided with a vertical bar which is vertical upwards compared with the base 2, the vertical bar is provided with a through hole, the through hole in the upper right corner can be provided with a connecting structure to connect the vertical bar with the flange 6, a force fulcrum is provided when welding, the cylinder 4 is more stable, the vertical bar can be provided with a pressing mechanism to press the cylinder 4, and the cylinder 4 is provided with a downward pressing force of the vertical bottom plate 1, so that the cylinder 4 is more stable.
The locating plate 11 is provided with locating holes 13, every two locating holes 13 are positioned on the same horizontal line, every two locating holes 13 are in one group, the locating plate 11 is provided with four groups of locating holes 13, the distances between each group of locating holes 13 and the locating holes 13 are different, and the distance between the locating holes 13 is closer to the lower locating hole. Four limit holes 14 are arranged on one side of the base 2, which is close to the positioning plate 11, and each limit hole 14 is positioned on the horizontal plane of each group of the positioning holes 13 on the positioning plate 11. When the oil ports 5 with the oil port 5 spacing of different specifications are welded on the cylinder barrel 4, the positioning pins 12 are only required to be replaced by the positioning holes 13 of different groups, a new positioning plate 11 is not required to be replaced again, the operation is convenient and quick, and the cost is saved.
As shown in fig. 3, 4 and 5, when the positioning device is installed, the bottom plate 1 is firstly installed on a workbench and is locked and fixed by bolts, then the positioning plate 11 is pushed in along the positioning groove 9 until the through hole on the positioning plate 11 is concentric with the threaded hole on the positioning groove 9, and the positioning plate 11 and the base 2 are fixed by bolts. One surface of the base 2 with a threaded hole is pushed into the chute 8, the mounting plate 3 is pushed into the other side of the chute 8, and when the mounting plate 3 is contacted with the base 2, the mounting plate 3 and the base 2 are fixed by using bolts. At this time, the vertical bar on the mounting plate 3 is close to one side of the positioning plate 11, and finally the positioning pin 12 passes through the positioning hole 13 and stretches into the limiting hole 14 on the base 2, so as to complete the mounting of the positioning device.
When the welding device is used, the cylinder barrel 4 is erected on the V-shaped notch, the cylinder barrel 4 is moved to enable the flange 6 to be in contact with the front end of the mounting plate 3, the cylinder barrel 4 is rotated to enable the position where the oil port 5 needs to be welded to be located right above the cylinder barrel 4, and the flange 6 and the mounting plate 3 are fixed through the fixing pins 7, so that the flange 6 cannot rotate. The distance between the oil ports 5 to be welded is determined, a proper set of positioning holes 13 is selected, and the base 2 and the positioning plate 11 are fixed through one of the positioning holes 13 by using the positioning pins 12. And a first oil port 5 is welded at a position, which is marked on one side of the cylinder barrel 4, close to the flange 6 and is required to be welded with the oil port 5. After the welding is finished, the positioning pin 12 is pulled out, the base 2 is moved along the chute 8 until the limiting hole 14 is aligned with the other positioning hole 13 in the same group of positioning holes 13, the positioning pin 12 is inserted for fixation, and the second oil port 5 is welded on the cylinder barrel 4. The welding mode is stable in welding, simple to operate and easy to manage, the position of one oil port 5 can be determined, the position of the other oil port 5 is determined through the distance between the positioning holes 13 on the positioning plate 11, the systematic error caused by directly determining the distance between the two oil ports 5 is eliminated, and the relative distance between the two oil ports 5 is ensured.
The welding and positioning device for the oil port 5 of the cylinder barrel 4 is convenient to manage and low in production cost through the novel welding and positioning device for the oil port 5 of the cylinder barrel 4. The angle requirements of the flange 6 and the oil port 5 in the cylinder barrel 4 and the welding distance requirements of the two oil ports 5 of the cylinder barrel 4 can be completely guaranteed, the positioning is accurate, and the shape and position size requirements of the cylinder barrel 4 in the oil port 5 welding process can be effectively controlled.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the utility model.
Claims (8)
1. Novel cylinder hydraulic fluid port welding position device, its characterized in that includes:
the base plate (1), the base plate (1) is provided with a chute (8);
the base (2) is embedded in the sliding groove (8), and the base (2) can slide along the sliding groove (8);
the mounting plate (3), the front end of the base (2) is fixed with a mounting plate (3);
The cylinder barrel (4) is erected on the base (2), and a plurality of oil ports (5) which are upwards arranged on the vertical bottom plate (1) are formed in the cylinder barrel (4);
the front end of the cylinder barrel (4) is provided with a flange (6);
the flange (6) is fixed on the mounting plate (3) through a fixing pin (7).
2. The novel cylinder barrel oil port welding positioning device according to claim 1 is characterized in that a positioning groove (9) is formed in the bottom plate (1); a positioning mechanism (10) is fixedly arranged in the positioning groove (9); a gap is reserved between the sliding groove (8) and the positioning groove (9).
3. The novel cylinder barrel oil port welding positioning device according to claim 2, wherein the positioning mechanism (10) comprises a positioning plate (11) and a positioning pin (12); the positioning plate (11) is arranged in the positioning groove (9); the positioning plate (11) is perpendicular to the bottom plate (1); and the positioning plate (11) is provided with a positioning hole (13).
4. A novel cylinder oil port welding positioning device according to claim 3, characterized in that the positioning holes (13) are arranged on the same horizontal plane; the distance between the positioning holes (13) is equal to the distance between the centers of the two oil ports (5).
5. The novel cylinder barrel oil port welding positioning device according to claim 4, wherein a plurality of limiting holes (14) corresponding to the positioning holes (13) are formed in one side of the base (2) close to the positioning plate (11); the locating pin (12) passes through the locating hole (13) to be connected with the base (2).
6. The novel cylinder barrel oil port welding positioning device according to claim 1, wherein a plurality of mounting holes (15) are formed in the mounting plate (3); the fixing pin (7) is used for fixing the connecting flange (6) and the mounting plate (3) through the mounting hole (15).
7. The novel cylinder barrel oil port welding and positioning device according to claim 1 is characterized in that the side surface of one side, close to the positioning plate (11), of the base (2) is perpendicular to the bottom plate (1).
8. A novel cylinder oil port welding positioning device according to any one of claims 1 to 7, characterized in that the base (2) is a V-shaped seat; the shape of the cross section of the opening of the mounting plate (3) is the same as that of the cross section of the opening of the base (2); the V-shaped opening angle of the base (2) is between 120 DEG and 150 deg.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322552643.4U CN220838673U (en) | 2023-09-20 | 2023-09-20 | Novel cylinder hydraulic fluid port welding position device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202322552643.4U CN220838673U (en) | 2023-09-20 | 2023-09-20 | Novel cylinder hydraulic fluid port welding position device |
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Publication Number | Publication Date |
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CN220838673U true CN220838673U (en) | 2024-04-26 |
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CN202322552643.4U Active CN220838673U (en) | 2023-09-20 | 2023-09-20 | Novel cylinder hydraulic fluid port welding position device |
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CN (1) | CN220838673U (en) |
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2023
- 2023-09-20 CN CN202322552643.4U patent/CN220838673U/en active Active
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