CN216371937U - Rapid assembly tool for floor spring shell - Google Patents
Rapid assembly tool for floor spring shell Download PDFInfo
- Publication number
- CN216371937U CN216371937U CN202123153790.1U CN202123153790U CN216371937U CN 216371937 U CN216371937 U CN 216371937U CN 202123153790 U CN202123153790 U CN 202123153790U CN 216371937 U CN216371937 U CN 216371937U
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- spring shell
- limiting
- floor spring
- workpiece
- assembly tool
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- 238000003825 pressing Methods 0.000 claims abstract description 21
- 230000006978 adaptation Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 15
- 238000003754 machining Methods 0.000 abstract description 4
- 238000009434 installation Methods 0.000 description 8
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000000452 restraining effect Effects 0.000 description 1
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Abstract
The utility model provides a quick assembly tool for a floor spring shell, and belongs to the technical field of floor spring processing. The device comprises a floor spring shell workpiece, a pressing device, a tip fixing device and a limiting seat; the ground spring workpiece comprises a first end and a second end, a cylinder hole is formed in the first end, a slotted hole is formed in the second end, a limiting structure matched with the slotted hole is arranged on the limiting seat, the ground spring workpiece is inserted into the limiting seat through the limiting structure, and a top head of the top tip fixing device corresponds to the cylinder hole and is inserted into the ground spring workpiece; the two pressing devices are positioned on two opposite sides of the second end, and the ground spring shell workpiece is pressed on the limiting seat through the two pressing devices. The problems of quick positioning and accurate positioning on a production line are solved, the production efficiency is improved, the positioning is unique, and the numerical control machining is favorably applied to a numerical control production line.
Description
Technical Field
The utility model belongs to the technical field of floor spring processing, and particularly relates to a quick assembly tool for a floor spring shell.
Background
The floor spring is a hydraulic door closer, but the device for pressing the spring is a worm gear instead of a gear and a rack. Because the worm wheel can rotate in the positive and negative directions, the floor spring can be used for a door opened in two directions, and the door closer can be used for a door opened in one direction only. The technical key of the floor spring is a bearing seat at the lower part of the main shaft, namely a main engine cylinder body or a floor spring shell of the floor spring, which determines the bearing grade of the floor spring.
And adopt universal fixture to add man-hour in batches to the cylinder hole of ground spring shell, need the repeated location clamping, and the repeated clamping needs to fix a position repeatedly for the reduction of the efficiency of processing, it is long when increasing processing greatly, and universal fixture is difficult to realize accurate location, also the position of clamping is not only, makes universal fixture be difficult to use on the numerical control production line.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to provide a quick assembly tool for a floor spring shell, which solves the problems of quick positioning and accurate positioning on a production line, improves the production efficiency, has unique positioning and is beneficial to being applied to a numerical control production line for numerical control machining.
The technical scheme of the utility model is realized as follows:
the utility model provides a quick assembly tool for a floor spring shell, which comprises a floor spring shell workpiece, a pressing device, a tip fixing device and a limiting seat, wherein the pressing device is arranged on the floor spring shell workpiece; the floor spring shell workpiece comprises a first end and a second end, a cylinder hole is formed in the first end, a slotted hole is formed in the second end, a limiting structure matched with the slotted hole is arranged on the limiting seat, the floor spring workpiece is inserted into the limiting seat through the limiting structure, and a top head of the top fixing device corresponds to the cylinder hole and is inserted into the floor spring shell workpiece; the two pressing devices are located on two opposite sides of the second end, and the floor spring shell workpiece is pressed on the limiting seat through the two pressing devices.
The preferable technical scheme of the utility model is that the centre fixing device further comprises a driving device provided with a telescopic rod, the driving device is arranged on one side of the first end and is fixedly connected to the limiting seat, the telescopic rod is opposite to the cylinder hole, and the centre is in threaded connection with the end part of the telescopic rod.
The preferable technical scheme of the utility model is that the centre fixing device also comprises a guide block, a guide hole matched with the diameter of the top head is arranged on the guide block, and the top head penetrates through the guide hole and is connected inside the guide hole in a sliding manner.
The preferable technical scheme of the utility model is that the tip fixing device further comprises a limiting piece, the limiting piece is detachably connected to the top of the guide block, and the end part of a limiting column of the limiting piece extends into the guide hole; the top is provided with a limiting groove, the groove width of the limiting groove is matched with the diameter of the limiting column, and the limiting column is connected in the limiting groove in a sliding mode.
The preferable technical scheme of the utility model is that the centre fixing device also comprises a fine adjustment positioning nut matched with the telescopic rod, the fine adjustment positioning nut is in threaded connection with the telescopic rod, and the fine adjustment positioning nut and the end part of the centre are connected with the fine adjustment positioning nut.
The preferable technical scheme of the utility model is that one end of the top head close to the cylinder hole is provided with a positioning conical end.
The preferable technical scheme of the utility model is that the end of the positioning cone is also provided with at least one auxiliary disassembling port.
The utility model has the preferable technical scheme that the limiting seat further comprises a workpiece table and an installation table, the workpiece table is fixedly connected to the top of the installation table, the limiting structure is connected to the top of the workpiece table through bolts, and both the two pressing devices are connected to the installation table through bolts.
The utility model has the preferable technical scheme that the limiting structure comprises a limiting block and at least one roller which is contacted with the inner wall of the slotted hole, the edge of the limiting block is provided with a roller groove corresponding to the at least one roller, and each roller is respectively embedded in the corresponding roller groove and is connected with the limiting block through a bolt.
The utility model has the preferable technical scheme that the pressing device comprises a clamping cylinder, a fulcrum rod and a clamping rod, one end of the fulcrum rod is hinged on the clamping cylinder, the other end of the fulcrum rod is hinged with the clamping rod, one end of the clamping rod is connected with the end part of a piston rod of the clamping cylinder, and the ground spring shell workpiece is pressed on the other end of the limiting seat through the other end of the clamping rod.
The utility model has the beneficial effects that: the utility model provides a quick assembly tool for a floor spring shell, which comprises a pressing device, a tip fixing device and a limiting seat provided with a limiting structure, wherein the limiting structure of the limiting seat comprises a limiting block and a roller, the tip fixing device comprises a driving device provided with a telescopic rod and a top block, and the top block is provided with a positioning conical end, so that the purposes of quick automatic positioning and accurate point location are realized through the limiting seat and the tip fixing device, the two pressing devices are matched to be uniformly pressed on a floor spring shell workpiece, the purposes of completely restraining and fixedly installing the floor spring shell workpiece and ensuring the stability of the floor spring shell workpiece in the machining process are realized, and the quick assembly tool for the floor spring shell is favorable for being applied to a numerical control production line so as to improve the production efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is an overall assembly view of the present invention;
FIG. 2 is a schematic structural view of the present invention;
fig. 3 is a structural view of the center fixing device of the present invention, in which a guide block is illustrated in a half-section state;
FIG. 4 is a structural diagram of a limiting seat of the present invention, wherein the working table and the mounting table are shown schematically in cross section;
fig. 5 is a schematic view of the construction of a spring case workpiece according to the present invention.
The attached drawings are as follows: 1. a floor spring shell workpiece; 11. a first end; 12. a second end; 13. a cylinder bore; 14. a slot; 21. ejecting the head; 211. positioning the cone end; 212. an auxiliary disassembly port; 22. a drive device; 23. a telescopic rod; 24. a guide block; 25. a guide hole; 26. a limiting member; 27. a limiting groove; 28. finely adjusting a positioning nut; 3. a limiting seat; 31. a workpiece stage; 32. an installation table; 33. A limiting block; 34. a roller; 35. a roller groove; 41. a clamping cylinder; 42. a fulcrum lever; 43. and a clamping rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 5, a quick assembly fixture for a floor spring shell comprises a floor spring shell workpiece 1, a pressing device, a tip fixing device and a limiting seat 3; the ground spring shell workpiece 1 comprises a first end 11 and a second end 12, a cylinder hole 13 is formed in the first end 11, a slotted hole 14 is formed in the second end 12, a limiting structure matched with the slotted hole 14 is arranged on a limiting seat 3, the ground spring shell workpiece 1 is inserted into the limiting seat 3 through the limiting structure, a top head 21 of a top fixing device corresponds to the cylinder hole 13 and is inserted into the ground spring shell workpiece 1, the purpose that the ground spring shell workpiece 1 is simply, conveniently and quickly positioned on the limiting seat 3 is achieved through the limiting structure and the top head 21, meanwhile, the ground spring shell workpiece 1 is accurately positioned through the limiting structure, and the ground spring shell workpiece 1 is favorably applied to a numerical control production line and production efficiency is improved; two closing devices are located the relative both sides of second end 12, and floor spring shell work piece 1 compresses tightly on spacing seat 3 through two closing devices, realizes the purpose to floor spring shell work piece 1 complete restraint and fixed mounting through closing device, and further, two closing devices atress are more even, guarantee a quick assembly frock for floor spring shell tightly the stability of processing is carried out to floor spring shell work piece 1.
As a preferred technical solution of the present invention, as shown in fig. 1 to 3 and with reference to fig. 5, the tip fixing device further includes a driving device 22 provided with an expansion link 23, the driving device 22 is disposed at one side of the first end 11 and is fixedly connected to the limiting seat 3, the expansion link 23 faces the cylinder hole 13, and the tip 21 is in threaded connection with an end portion of the expansion link 23. Specifically, the oil cylinder with high stability is preferred as the driving device 22, and other devices capable of realizing the telescopic action of the telescopic rod 23, such as an air cylinder and an electric cylinder, can be used as an alternative mode of the present utility model, and then the plug 21 is inserted into the cylinder hole 13 through the telescopic rod 23, so as to realize the purpose of positioning the floor spring shell workpiece 1.
As a further technical solution of the present invention, as shown in fig. 1 to 3, the tip fixing device further includes a guide block 24, the guide block 24 is provided with a guide hole 25 adapted to the diameter of the plug 21, and the plug 21 penetrates through the guide hole 25 and is slidably connected inside the guide hole 25. The ejector head 21 is limited in the guide hole 25 to slide in a telescopic mode, so that the influence of vibration generated by the driving device 22 on the positioning of the ejector head 21 and the cylinder hole 13 is avoided, and the automatic positioning accuracy of the quick assembly tool for the floor spring shell is improved. Further, the tip fixing device further comprises a limiting piece 26, the limiting piece 26 is detachably connected to the top of the guide block 24, and the end of a limiting column of the limiting piece 26 extends into the guide hole 25; be equipped with spacing groove 27 on the top 21, the groove width of spacing groove 27 and the diameter looks adaptation of spacing post, and spacing post sliding connection is in spacing groove 27. Through spacing slip at spacing inslot 27 of spacing post, and then solve top 21 and take place the problem of slip skew, further improved a quick assembly frock automatic positioning's that is used for ground spring shell precision. In particular, the bolt is preferably adjusted for limiting, and parts such as a detachable pin and the like which are used for limiting the sliding of the plug 21 can be used as another alternative mode of the utility model.
As a preferred technical solution of the present invention, as shown in fig. 1 to 3, the tip fixing device further includes a fine adjustment positioning nut 28 adapted to the telescopic rod 23, the fine adjustment positioning nut 28 is in threaded connection with the telescopic rod 23, and the fine adjustment positioning nut 28 is connected to the fine adjustment positioning nut 28 at the end of the tip 21. The position of the top 21 tightly attached to the fine adjustment positioning nut 28 is changed by fine adjustment through adjusting the position of the fine adjustment positioning nut 28 on the telescopic rod 23. Thereby realizing the purpose of finely adjusting the fixing force of the floor spring shell workpiece 1.
As a preferred embodiment of the present invention, as shown in fig. 3, a positioning tapered end 211 is provided at one end of the plug 21 close to the cylinder hole 13. The purposes of automatic centering and automatic fixing of the cylinder hole 13 and the positioning conical end 211 are achieved through the conical structure of the positioning conical end 211. Thereby being beneficial to being applied to a numerical control production line and further improving the production efficiency. As a further technical scheme of the utility model, the positioning conical end 211 is also provided with at least one auxiliary detaching port 212. Specifically, the present invention preferably provides two auxiliary removal ports 212 but two auxiliary removal ports 212 are located on opposite sides of the spacing groove 27.
As a specific technical solution of the present invention, as shown in fig. 4, the limiting base 3 further includes a workpiece table 31 and an installation table 32, the workpiece table 31 is fixedly connected to the top of the installation table 32, the limiting structure is bolted to the top of the workpiece table 31, and both the two pressing devices are bolted to the installation table 32. As the preferred technical scheme of the utility model, the limiting structure comprises a limiting block 33 and at least one roller 34 contacted with the inner wall of the slotted hole 14, the edge of the limiting block 33 is provided with a roller groove 35 corresponding to the at least one roller 34, and each roller 34 is respectively embedded in the corresponding roller groove 35 and connected with the limiting block 33 through a bolt. Two rollers 34 are preferably provided in the present invention, and both rollers 34 are near one end of the plug 21. Further, the two rollers 34 are symmetrically arranged along the central axis of the plug 21, so that the ground spring shell workpiece 1 is effectively ensured to be contacted with the two rollers 34 inside the slotted hole 14 of the limit block 33 under the action force of the plug 21, specifically, the side wall of the roller 34 is tangent to the side wall of the limit block 33 or a part of the side wall of the roller 34 is positioned outside the side wall of the limit block 33, further, the inner side wall of the slotted hole 14 is ensured to be contacted with the roller 34, through the rotation of the roller 34, the friction between the slotted hole 14 and the limit block 33 is reduced, the automatic alignment of the slotted hole 14 and the limit block 33 is realized, and further, the accuracy of the slotted hole 14 of the ground spring shell workpiece 1 in the processing process or the clamping process is not influenced. Specifically, in the present invention, the rollers 34 are preferably bearings.
As a specific technical solution of the present invention, as shown in fig. 1 to 2, the pressing device includes a clamping cylinder 41, a fulcrum bar 42 and a clamping bar 43, one end of the fulcrum bar 42 is hinged to the clamping cylinder 41, the other end is hinged to the clamping bar 43, one end of the clamping bar 43 is connected to an end of a piston rod of the clamping cylinder 41, and the floor spring shell workpiece 1 is pressed against the other end of the limiting seat 3 through the other end of the clamping bar 43. The clamping plate 43 swings along the hinge point of the clamping rod 43 and the fulcrum rod 42 through the extension and contraction of the piston rod, so that the clamping rod 43 can press the spring shell workpiece 1 tightly.
In summary, the rapid assembly fixture for the floor spring shell provided by the utility model comprises a pressing device, a tip fixing device and a limiting seat provided with a limiting structure, wherein the limiting structure of the limiting seat comprises a limiting block and a roller, the tip fixing device comprises a driving device provided with a telescopic rod and an ejector block, and the ejector block is provided with a positioning conical end, so that the purposes of rapid automatic positioning and accurate point location are realized through the limiting seat and the tip fixing device, the two pressing devices are matched to be uniformly pressed on a floor spring shell workpiece, the purposes of complete constraint and fixed installation on the floor spring shell workpiece and the stability of the floor spring shell workpiece in the machining process are realized, and the rapid assembly fixture for the floor spring shell is favorable for being applied to a numerical control production line so as to improve the production efficiency.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. The utility model provides a rapid Assembly frock for floor spring shell, includes floor spring shell work piece (1), its characterized in that:
the device also comprises a pressing device, a tip fixing device and a limiting seat (3);
the floor spring shell workpiece (1) comprises a first end (11) and a second end (12), a cylinder hole (13) is formed in the first end (11), a slotted hole (14) is formed in the second end (12), a limiting structure matched with the slotted hole (14) is arranged on the limiting seat (3), the floor spring shell workpiece (1) is inserted into the limiting seat (3) through the limiting structure, and a top head (21) of the top fixing device corresponds to the cylinder hole (13) and is inserted into the floor spring shell workpiece (1);
the two pressing devices are positioned on two opposite sides of the second end (12), and the floor spring shell workpiece (1) is pressed on the limiting seat (3) through the two pressing devices.
2. The quick assembly tool for the floor spring shell according to claim 1, characterized in that:
the centre fixing device further comprises a driving device (22) provided with an expansion link (23), the driving device (22) is arranged on one side of the first end (11) and is fixedly connected to the limiting seat (3), the expansion link (23) is opposite to the cylinder hole (13), and the jacking head (21) is in threaded connection with the end part of the expansion link (23).
3. The quick assembly tool for the floor spring shell according to claim 2, characterized in that:
the centre fixing device further comprises a guide block (24), a guide hole (25) matched with the diameter of the ejector head (21) is formed in the guide block (24), and the ejector head (21) penetrates through the guide hole (25) and is connected inside the guide hole (25) in a sliding mode.
4. The quick assembly tool for the ground spring shell according to claim 3, characterized in that:
the tip fixing device further comprises a limiting piece (26), the limiting piece (26) is detachably connected to the top of the guide block (24), and the end part of a limiting column of the limiting piece (26) extends into the guide hole (25);
be equipped with spacing groove (27) on top (21), the groove width of spacing groove (27) with the diameter looks adaptation of spacing post, just spacing post sliding connection be in spacing groove (27).
5. The quick assembly tool for the floor spring shell according to claim 2, characterized in that:
the centre fixing device further comprises a fine adjustment positioning nut (28) matched with the telescopic rod (23), the fine adjustment positioning nut (28) is in threaded connection with the telescopic rod (23), and the fine adjustment positioning nut (28) and the end part of the centre (21) are connected with the fine adjustment positioning nut (28).
6. The quick assembly tooling for the floor spring shell according to any one of claims 1 to 5, characterized in that:
and one end of the top head (21) close to the cylinder hole (13) is provided with a positioning conical end (211).
7. The quick assembly tool for the floor spring shell according to claim 6, characterized in that:
the positioning conical end (211) is also provided with at least one auxiliary disassembling port (212).
8. The quick assembly tool for the floor spring shell according to claim 1, characterized in that:
spacing seat (3) still include work piece platform (31) and mount table (32), work piece platform (31) fixed connection be in the top of mount table (32), limit structure bolted connection be in the top of work piece platform (31), two equal bolted connection of closing device is in on mount table (32).
9. The quick assembly tool for the ground spring shell according to claim 1 or 8, characterized in that:
the limiting structure comprises a limiting block (33) and at least one roller (34) which is in contact with the inner wall of the slotted hole (14), the edge of the limiting block (33) is provided with a roller groove (35) corresponding to the at least one roller (34), and each roller (34) is embedded in the corresponding roller groove (35) and connected with the limiting block (33) through a bolt.
10. The quick assembly tool for the ground spring shell according to claim 1 or 8, characterized in that:
the pressing device comprises a clamping cylinder (41), a fulcrum rod (42) and a clamping rod (43), one end of the fulcrum rod (42) is hinged to the clamping cylinder (41), the other end of the fulcrum rod is hinged to the clamping rod (43), one end of the clamping rod (43) is connected with the end portion of a piston rod of the clamping cylinder (41), and the floor spring shell workpiece (1) is pressed to the other end of the limiting seat (3) through the other end of the clamping rod (43).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123153790.1U CN216371937U (en) | 2021-12-15 | 2021-12-15 | Rapid assembly tool for floor spring shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123153790.1U CN216371937U (en) | 2021-12-15 | 2021-12-15 | Rapid assembly tool for floor spring shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216371937U true CN216371937U (en) | 2022-04-26 |
Family
ID=81223159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123153790.1U Expired - Fee Related CN216371937U (en) | 2021-12-15 | 2021-12-15 | Rapid assembly tool for floor spring shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216371937U (en) |
-
2021
- 2021-12-15 CN CN202123153790.1U patent/CN216371937U/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 |
Granted publication date: 20220426 |