CN220921551U - Rotary arm positioning seat - Google Patents
Rotary arm positioning seat Download PDFInfo
- Publication number
- CN220921551U CN220921551U CN202322535775.6U CN202322535775U CN220921551U CN 220921551 U CN220921551 U CN 220921551U CN 202322535775 U CN202322535775 U CN 202322535775U CN 220921551 U CN220921551 U CN 220921551U
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- positioning
- pin
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- locating
- hole
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- 238000003825 pressing Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 238000003754 machining Methods 0.000 description 3
- 238000004513 sizing Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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- Jigs For Machine Tools (AREA)
Abstract
The utility model discloses a rotating arm positioning seat, which relates to the technical field of rotating arm positioning seats and comprises a tool bottom plate, wherein a positioning hole is formed in the tool bottom plate, a positioning device is arranged at the bottom of the tool bottom plate below the positioning hole and used for moving to position a workpiece, the positioning device comprises a telescopic rod arranged at the bottom of the tool bottom plate, the top end of the telescopic rod is connected with a rotating block, the rotating block is rotationally sleeved on a sliding plate and used for supporting the sliding plate to rotate, the sliding plate is in sliding clamping connection with the sliding block, the top end of the sliding block is connected with a positioning pin used for moving to position the workpiece, the top end of the positioning pin is connected with an auxiliary device in a plugging manner, and the auxiliary device is used for assisting the positioning pin to pass through the positioning hole, so that the positioning pin can be installed along with the shape of the workpiece, the positioning pin can be suitable for workpieces with various shapes, the positioning pin can be assisted to be inserted into the positioning hole, and the positioning pin can not be inserted into the positioning hole is prevented from being deviated.
Description
Technical Field
The utility model relates to the technical field of rotating arm positioning seats, in particular to a rotating arm positioning seat.
Background
The bogie is used to support the car body and make it run on the track, and is a key part of the railway car and can bear the weight of upper portion of locomotive, including the weight of car body and various mechanical and electric equipments mounted in the car body. At present, most primary suspension devices of large buses, trains and metro vehicles adopt a rotating arm type positioning structure, and the rotating arm type positioning has the advantages of simple structure, reliable performance and convenience in maintenance, and the wheel set positioning can be realized after the rubber nodes are connected with the framework.
In the prior art, the utility model patent with the bulletin number of CN207953248U provides a fixture for numerical control machining of a rotary arm positioning seat, which comprises a fixture bottom plate used for placing a workpiece, wherein a U-shaped plate is arranged in the middle of the workpiece, two ends of the U-shaped plate are respectively a first end part and a second end part, a positioning mechanism and a clamping mechanism are arranged on the fixture bottom plate, the positioning mechanism comprises a first positioning pin, a second positioning pin and a third positioning pin, the clamping mechanism comprises an equal-height sizing block, a fixing bolt and a pressing plate, the bottom ends of the equal-height sizing block and the fixing bolt are fixedly arranged on the fixture bottom plate, a strip-shaped fixing port for the fixing bolt to pass through is arranged in the middle of the pressing plate, the pressing plate is fixed on the top end of the fixing bolt through a screwing nut, and two ends of the pressing plate are respectively pressed on the equal-height sizing block and the workpiece.
The fixture for numerical control machining of the rotary arm positioning seat cannot install the positioning pin along with the shape of a workpiece and cannot be suitable for workpieces with various shapes, and therefore, the fixture for numerical control machining of the rotary arm positioning seat is used for solving the problems.
Disclosure of utility model
The present utility model is directed to a swivel arm positioning seat, which solves the above-mentioned problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a rocking arm positioning seat, includes the frock bottom plate, be equipped with the locating hole on the frock bottom plate, locating hole below frock bottom plate bottom is equipped with positioner, positioner is used for removing for the work piece location, positioner is including establishing the telescopic link in frock bottom plate bottom, the swivelling joint piece is connected at the telescopic link top, the swivelling joint is used for supporting the sliding plate rotation on the sliding plate to the swivelling joint, the slip joint has the sliding block on the sliding plate, the sliding block top is connected with the locating pin that is used for removing for the work piece location, auxiliary device is pegged graft on the locating pin top.
Preferably, the auxiliary device is used for assisting the positioning pin to pass through the positioning hole.
Preferably, the auxiliary device comprises a latch for moving and inserting into the top end of the positioning pin, and the top end of the latch moves through the positioning block and the spring.
Preferably, the telescopic rod is used for pushing the rotating block to lift, and the telescopic length of the telescopic rod is greater than the length of the positioning pin.
Preferably, the sliding plate is of a strip-shaped structure, the sliding block is of a cross-shaped structure, and the height of the sliding block is larger than that of the sliding plate.
Preferably, the positioning pin is a positioning pin with a groove formed in the top, the positioning pin is movably inserted into the positioning hole, and the diameter of the positioning pin is smaller than or equal to that of the positioning hole.
Preferably, the length of the bolt is larger than the height of the positioning hole, the spring is used for pulling the positioning block to move upwards, one end of the spring is connected with the bolt, and the other end of the spring is connected with the top end of the positioning block.
Preferably, the positioning block is of a disc-shaped structure, the diameter of the positioning block is smaller than or equal to that of the positioning hole, and the curved wall of the positioning block is made of rubber.
Compared with the prior art, the utility model has the beneficial effects that:
1. the method comprises the steps of firstly determining the position of a locating hole according to the shape of a workpiece, then pushing a sliding plate to rotate on a rotating block, stopping pushing the sliding plate when the sliding plate rotates below a set of locating holes after determination, then pushing the sliding block, sliding the sliding block on the sliding plate, pushing a locating pin to follow movement, stopping moving the sliding block when the locating pin moves below the locating holes, then driving a telescopic rod, and retracting the telescopic rod to pull the rotating block to move upwards, and enabling the locating pin to follow movement to insert into the locating holes through the sliding plate and the sliding block, so that the installation work of the locating pin is completed, and the locating pin can be installed along the shape of the workpiece, so that the method is applicable to workpieces with various shapes.
2. When the locating pin moves to the position right below the locating hole, the bottom end of the bolt passes through the locating hole, the top end of the locating pin is inserted, then the locating block is pressed downwards, the locating block moves downwards to stretch the spring, and when the locating block moves into the locating hole, the locating pin can be inserted into the locating hole at the position, so that the locating pin can be assisted to be inserted into the locating hole, and the locating pin is prevented from being offset and can not be inserted into the locating hole.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the positioning device according to the present utility model;
FIG. 3 is a schematic view of the auxiliary device of the present utility model.
In the figure: 1. a tool bottom plate; 2. positioning holes; 3. a positioning device; 31. a telescopic rod; 32. a rotating block; 33. a sliding plate; 34. a sliding block; 35. a positioning pin; 4. an auxiliary device; 41. a plug pin; 42. a spring; 43. and (5) positioning blocks.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.
Referring to fig. 1-3, a swivel arm positioning seat comprises a tool bottom plate 1, a positioning hole 2 is formed in the tool bottom plate 1, a positioning device 3 is arranged at the bottom of the tool bottom plate 1 below the positioning hole 2, the positioning device 3 is used for moving and positioning a workpiece, the positioning device 3 comprises a telescopic rod 31 arranged at the bottom of the tool bottom plate 1, the top end of the telescopic rod 31 is connected with a rotating block 32, the rotating block 32 is rotatably sleeved on a sliding plate 33 and used for supporting the sliding plate 33 to rotate, the sliding plate 33 is slidably clamped with a sliding block 34, the top end of the sliding block 34 is connected with a positioning pin 35 used for moving and positioning the workpiece, the telescopic rod 31 is used for pushing the rotating block 32 to lift, the telescopic length of the telescopic rod 31 is greater than the length of the positioning pin 35, the sliding plate 33 is of a strip-shaped structure, the sliding block 34 is of a cross-shaped structure, the positioning pin 35 is provided with a groove at the top, the positioning pin 35 is movably inserted into the positioning hole 2, and the diameter of the positioning pin 35 is smaller than or equal to the diameter of the positioning hole 2.
The position of the locating hole 2 is determined according to the shape of the workpiece, then the sliding plate 33 is pushed to rotate on the rotating block 32, when the sliding plate 33 rotates below the determined group of locating holes 2, the pushing of the sliding plate 33 is stopped, then the sliding block 34 is pushed, the sliding block 34 slides on the sliding plate 33, the locating pin 35 is pushed to follow the movement, when the locating pin 35 moves below the locating hole 2, the sliding block 34 is stopped, then the telescopic rod 31 is driven, the telescopic rod 31 contracts and pulls the rotating block 32 to move upwards, the locating pin 35 is enabled to follow the movement and insert into the locating hole 2 through the sliding plate 33 and the sliding block 34, and the installation work of the locating pin 35 is completed, so that the locating pin 35 can be installed along the shape of the workpiece, and the locating pin 35 can be suitable for workpieces with various shapes.
The auxiliary device 4 is inserted at locating pin 35 top, auxiliary device 4 is used for assisting locating pin 35 to pass locating hole 2, auxiliary device 4 includes the bolt 41 that removes the insertion locating pin 35 top, bolt 41 top removes to run through locating piece 43 and spring 42, bolt 41 length is greater than the height of locating hole 2, spring 42 is used for pulling locating piece 43 upward movement, the bolt is connected to spring 42 one end, locating piece 43 top is connected to the other end, locating piece 43 is disc structure, locating piece 43 diameter is less than or equal to the diameter of locating hole 2, locating piece 43 curved wall department is the rubber material.
When the positioning pin 35 moves to the position right below the positioning hole 2, the bottom end of the bolt 41 passes through the positioning hole 2 and is inserted into the top end of the positioning pin 35, then the positioning block 43 is pressed downwards, the positioning block 43 moves the tension spring 42 downwards, and when the positioning block 43 moves into the positioning hole 2, the positioning pin 35 can be inserted into the positioning hole 2 at the position, so that the positioning pin 35 can be assisted to be inserted into the positioning hole 2, and the positioning pin 35 is prevented from being offset and not being inserted into the positioning hole 2.
Working principle: according to the utility model, the position of the locating hole 2 is determined according to the shape of a workpiece, then the sliding plate 33 is pushed to rotate on the rotating block 32, when the sliding plate 33 rotates to be below a set of locating holes 2 after determination, the pushing of the sliding plate 33 is stopped, then the sliding block 34 is pushed, the sliding block 34 slides on the sliding plate 33, the locating pin 35 is pushed to follow the movement, when the locating pin 35 moves to be below the locating hole 2, the sliding block 34 is stopped, then the telescopic rod 31 is driven, the telescopic rod 31 contracts and pulls the rotating block 32 to move upwards, the locating pin 35 is enabled to follow the movement to be inserted into the locating hole 2 through the sliding plate 33 and the sliding block 34, the installation work of the locating pin 35 is completed, so that the locating pin 35 can be installed according to the shape of the workpiece, the locating pin 35 can be suitable for workpieces with various shapes, when the locating pin 35 moves to be directly below the locating hole 2, the bottom end of the bolt 41 passes through the locating hole 2, the top end of the locating pin 35 is inserted, then the locating pin 43 is pressed downwards to move the extension spring 42, and when the locating pin 43 moves into the locating hole 2, the locating pin 35 can be inserted into the locating hole 2, the locating hole can be inserted into the locating hole 2, the locating pin 35 can be inserted into the locating hole 2, and the locating hole 35 can be prevented from being inserted into the locating hole 2.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a rocking arm positioning seat, includes frock bottom plate (1), its characterized in that: be equipped with locating hole (2) on frock bottom plate (1), locating hole (2) below frock bottom plate (1) bottom is equipped with positioner (3), positioner (3) are used for removing for work piece location, positioner (3) are including establishing telescopic link (31) in frock bottom plate (1) bottom, telescopic link (31) top connection rotating block (32), rotating block (32) rotate and cup joint and be used for supporting sliding plate (33) rotation on sliding plate (33), sliding block (34) are gone up to sliding block (33) slip joint, sliding block (34) top is connected with locating pin (35) that are used for removing for work piece location, auxiliary device (4) are pegged graft on locating pin (35) top.
2. The swivel arm nest of claim 1, wherein: the auxiliary device (4) is used for assisting the positioning pin (35) to pass through the positioning hole (2).
3. The swivel arm nest of claim 2, wherein: the auxiliary device (4) comprises a plug pin (41) which is movably inserted into the top end of the positioning pin (35), and the top end of the plug pin (41) is movably penetrated through the positioning block (43) and the spring (42).
4. The swivel arm nest of claim 1, wherein: the telescopic rod (31) is used for pushing the rotating block (32) to lift, and the telescopic length of the telescopic rod (31) is greater than that of the positioning pin (35).
5. The swivel arm nest of claim 1, wherein: the sliding plate (33) is of a strip-shaped structure, the sliding block (34) is of a cross-shaped structure, and the height of the sliding block (34) is larger than that of the sliding plate (33).
6. The swivel arm nest of claim 1, wherein: the locating pin (35) is a locating pin with a groove formed in the top, the locating pin (35) is movably inserted into the locating hole (2), and the diameter of the locating pin (35) is smaller than or equal to that of the locating hole (2).
7. A swivel arm nest according to claim 3, wherein: the length of the bolt (41) is larger than the height of the positioning hole (2), the spring (42) is used for pulling the positioning block (43) to move upwards, one end of the spring (42) is connected with the bolt, and the other end of the spring is connected with the top end of the positioning block (43).
8. A swivel arm nest according to claim 3, wherein: the positioning block (43) is of a disc-shaped structure, the diameter of the positioning block (43) is smaller than or equal to that of the positioning hole (2), and the curved wall of the positioning block (43) is made of rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322535775.6U CN220921551U (en) | 2023-09-18 | 2023-09-18 | Rotary arm positioning seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322535775.6U CN220921551U (en) | 2023-09-18 | 2023-09-18 | Rotary arm positioning seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220921551U true CN220921551U (en) | 2024-05-10 |
Family
ID=90964597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322535775.6U Active CN220921551U (en) | 2023-09-18 | 2023-09-18 | Rotary arm positioning seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220921551U (en) |
-
2023
- 2023-09-18 CN CN202322535775.6U patent/CN220921551U/en active Active
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