CN221210706U - Limiting tool for preventing error in nut machining - Google Patents
Limiting tool for preventing error in nut machining Download PDFInfo
- Publication number
- CN221210706U CN221210706U CN202322685406.5U CN202322685406U CN221210706U CN 221210706 U CN221210706 U CN 221210706U CN 202322685406 U CN202322685406 U CN 202322685406U CN 221210706 U CN221210706 U CN 221210706U
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- Prior art keywords
- limiting
- nut
- plate
- machining
- bridge plate
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- 238000003754 machining Methods 0.000 title claims abstract description 19
- 230000007246 mechanism Effects 0.000 claims abstract description 19
- 238000003825 pressing Methods 0.000 claims abstract description 7
- 238000000034 method Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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Abstract
The utility model discloses an error-proofing limiting tool for nut processing, which is characterized by comprising the following components: the workbench is provided with a clamp bottom plate; a tailstock is arranged at one end of the clamp bottom plate; a turntable is arranged at the other end of the clamp bottom plate; a bridge plate is arranged between the tailstock and the turntable; a limiting processing mechanism is arranged on the bridge plate; the limiting processing mechanism comprises a positioning seat at the bottom, at least one workpiece placing space is arranged on the positioning seat, and clamping and positioning devices are arranged at two ends of the workpiece placing space; a pressing plate is arranged on one side of the workpiece placing space; the clamping and positioning device is controlled by an air cylinder and a pull rod cylinder. The screw machining error-proofing limiting tool can realize one-time clamping of the inner raceway, the ball return hole and the screw hole, and the machined dimension and the machined relative position are stable, so that the dimension instability phenomenon caused by manual secondary feeding is avoided.
Description
Technical Field
The utility model relates to the field of nut machining, in particular to an error-proofing limiting tool for nut machining.
Background
The existing nut processing needs to process the inner raceway, the ball return hole and the screw hole in a divided manner, and the phenomenon of unstable size caused by manual secondary feeding is easy to occur.
Disclosure of utility model
In order to overcome the defects in the prior art, the utility model aims to provide an error-proof limiting tool for nut machining. The inner raceway, the ball return hole and the screw hole can be clamped once, the size and the relative position after machining are stable, and the phenomenon of unstable size caused by manual secondary feeding is avoided.
In order to achieve the purpose of the utility model, the technical scheme adopted is as follows:
limiting tool for preventing error in nut machining comprises:
the workbench is provided with a clamp bottom plate;
A tailstock is arranged at one end of the clamp bottom plate;
a turntable is arranged at the other end of the clamp bottom plate;
A bridge plate is arranged between the tailstock and the turntable;
a limiting processing mechanism is arranged on the bridge plate;
The limiting processing mechanism comprises a positioning seat at the bottom, at least one workpiece placing space is arranged on the positioning seat, and clamping and positioning devices are arranged at two ends of the workpiece placing space;
a pressing plate is arranged on one side of the workpiece placing space;
the clamping and positioning device is controlled by an air cylinder and a pull rod cylinder.
In a preferred embodiment of the utility model, the bridge plate is selectively or vertically movable between the tailstock and turret.
In a preferred embodiment of the utility model, the limit stops are a first limit stop, a second limit stop, and a third limit stop disposed along the bridge deck.
In a preferred embodiment of the utility model, the clamp base plate is provided with a bridge plate limiting structure, and the bridge plate limiting structure is arranged at a position below the bridge plate.
The utility model has the beneficial effects that:
The screw machining error-proofing limiting tool can realize one-time clamping of the inner raceway, the ball return hole and the screw hole, and the machined dimension and the machined relative position are stable, so that the dimension instability phenomenon caused by manual secondary feeding is avoided.
Drawings
The structure of the present utility model will be described with reference to the accompanying drawings:
Fig. 1 is a schematic structural view of the present utility model.
Detailed Description
The present utility model will be further described in detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the detailed description and specific examples, while indicating the utility model, are intended for purposes of illustration only and are not intended to limit the scope of the utility model. In addition, in the following structures, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the concepts of the present utility model.
In the description of the present utility model, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate an orientation or a positional relationship based on the orientation or the positional relationship shown in the drawings, and are merely for convenience of description of the present utility model and simplification of the description. Rather than indicating or implying that the apparatus or elements herein referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The utility model discloses a limiting tool for preventing error in nut machining, which is shown in fig. 1, and comprises a workbench 100, wherein a clamp bottom plate 200 is arranged on the workbench 100.
A tailstock 300 is provided at one end of the fixture base 200, a turntable 400 is provided at the other end of the fixture base 200, a bridge 700 is provided between the tailstock 300 and the turntable 400, and the bridge 700 is mainly used for placing other components while being driven by the tailstock 300 and the turntable 400. The specific bridge plate is selected or moved up and down between the tailstock and the turntable.
The bridge plate 700 is provided with a limit processing mechanism 500, the limit processing mechanism 500 comprises a positioning seat 510 at the bottom, a workpiece placing space 520 is arranged on the positioning seat 510, and the nut workpiece 600 is placed on the workpiece placing space 520.
The limit processing mechanism 500 is a first limit processing mechanism, a second limit processing mechanism, and a third limit processing mechanism that are disposed along the bridge deck 700.
Clamping and positioning devices 530 are provided at both ends of the workpiece placement space 520, and a pressing plate 540 is provided at one side of the workpiece placement space 520; the clamping and positioning device 530 is controlled by an air cylinder 550 and a pull rod cylinder 560.
The fixture bottom plate 200 is provided with a bridge plate limiting structure 210, and the bridge plate limiting structure 210 is arranged at a position below the bridge plate 700.
According to the utility model, the position of the nut processing is controlled, the reference surface of the nut workpiece faces the positioning seat during feeding, the cylinder and the lever cylinder act before the nut workpiece is processed by the cutter, the nut workpiece is clamped by the clamping device, the cutter is tightly attached to the nut during processing, looseness is avoided, and position deviation is prevented, so that cutter abrasion and workpiece rejection are caused.
The tool realizes the rapid and accurate positioning of the screw nut and improves the stability of the part during processing.
The device is applied to a positioning device for machining an inner raceway, a ball return hole and a screw hole by a nut in a ball screw pair, and mainly comprises a clamping positioning device, a pressing plate, a turntable and the like, and the working principle of the device is as follows:
placing a nut to be processed on the positioning seat, wherein a nut reference surface contacts the surface of the positioning seat;
After the nut is placed on the positioning seat, the program automatically controls the pressing plate to move downwards to press the nut, and controls the fixing up and down direction; simultaneously, in the process of pressing down the nut, the positioning seat is enabled to move downwards, the nut left and right clamps are triggered to clamp the nut, and the left and right directions are controlled to be fixed;
the tool is contacted with the nut from top to bottom, and the tool ensures that the tool is tightly attached to the nut, and carries out an inner roller path on the nut;
After the inner raceway is machined, the bridge plate is rotated by 90 degrees through the action of the turntable, and the tool changing of the machine tool is used for machining the ball return hole and the screw hole respectively.
Compared with the prior screw turning positioning device, the improvement points are as follows:
The tool realizes the primary clamping of the inner raceway, the ball return hole and the screw hole, and the size and the relative position after the machining are stable, so that the phenomenon of unstable size caused by manual secondary feeding is avoided;
Accurate positioning on the circumference of the nut is realized, the thread starting position of each nut is ensured to be consistent, the clamp also plays a role in limiting the vibration of the part to deviate, and the precision of the size of the part can be ensured;
The tool is provided with three processing stations (a first limiting processing mechanism, a second limiting processing mechanism and a third limiting processing mechanism) in total, realizes one-time feeding and continuous processing of three products, shortens the processing beat, reduces the production cost and improves the production efficiency.
The foregoing has shown and described the basic principles and features of the utility model and advantages of the utility model.
It will be understood by those skilled in the art that the present utility model is not limited to the foregoing embodiments, which have been described in the foregoing embodiments and description merely illustrates the principles of the utility model, and that various changes and modifications may be effected therein without departing from the spirit and scope of the utility model as defined in the appended claims and their equivalents.
Claims (3)
1. Limiting frock of nut processing mistake proofing, its characterized in that includes:
the workbench is provided with a clamp bottom plate;
A tailstock is arranged at one end of the clamp bottom plate;
a turntable is arranged at the other end of the clamp bottom plate;
A bridge plate is arranged between the tailstock and the turntable;
a limiting processing mechanism is arranged on the bridge plate;
The limiting processing mechanism comprises a positioning seat at the bottom, at least one workpiece placing space is arranged on the positioning seat, and clamping and positioning devices are arranged at two ends of the workpiece placing space;
a pressing plate is arranged on one side of the workpiece placing space;
The clamping and positioning device is controlled by an air cylinder and a pull rod cylinder;
The limiting machining mechanisms are a first limiting machining mechanism, a second limiting machining mechanism and a third limiting machining mechanism which are arranged along the bridge plate.
2. The nut machining mistake-proofing limit tool of claim 1, wherein said bridge plate is selectively or vertically movable between said tailstock and turret.
3. The nut machining mistake-proofing limiting tool of claim 1, wherein a bridge plate limiting structure is arranged on the clamp bottom plate and is arranged at a position below the bridge plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322685406.5U CN221210706U (en) | 2023-10-08 | 2023-10-08 | Limiting tool for preventing error in nut machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322685406.5U CN221210706U (en) | 2023-10-08 | 2023-10-08 | Limiting tool for preventing error in nut machining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221210706U true CN221210706U (en) | 2024-06-25 |
Family
ID=91575472
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322685406.5U Active CN221210706U (en) | 2023-10-08 | 2023-10-08 | Limiting tool for preventing error in nut machining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221210706U (en) |
-
2023
- 2023-10-08 CN CN202322685406.5U patent/CN221210706U/en active Active
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| GR01 | Patent grant |