CN221006145U - Pneumatic thread detecting machine - Google Patents
Pneumatic thread detecting machine Download PDFInfo
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- CN221006145U CN221006145U CN202323107272.5U CN202323107272U CN221006145U CN 221006145 U CN221006145 U CN 221006145U CN 202323107272 U CN202323107272 U CN 202323107272U CN 221006145 U CN221006145 U CN 221006145U
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- 238000001514 detection method Methods 0.000 claims abstract description 16
- 238000003754 machining Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
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Abstract
The utility model discloses a pneumatic thread detection machine, which comprises a frame, a carrier arranged on the frame, a lifting driving unit capable of driving the carrier to lift, a floating type screw tap structure and a rotary driving unit capable of driving the floating type screw tap structure to rotate, wherein the carrier is positioned under the floating type screw tap structure; the carrier comprises a connecting seat and a base; the floating type screw tap structure comprises a connecting structure, a connector and a screw tap, wherein the connector is arranged on the connecting structure, the screw tap is arranged on the connector, the power output end of the rotary driving unit is connected with the connecting structure, and the screw tap is driven to rotate through the rotary driving unit so as to be screwed into the threaded hole. According to the utility model, the product is placed in the carrier, the product is driven to be in place by the lifting driving unit, the screw tap is driven to rotate by the rotating driving unit to enter the threaded hole, whether the position and the machining precision of the threaded hole reach the standards or not is detected, and the detection precision and the detection efficiency are improved.
Description
Technical Field
The utility model belongs to the technical field of detection devices, and particularly relates to a pneumatic thread detection machine.
Background
The mechanical parts (such as the inner ring of the hub bearing) are provided with threaded holes, and the installation accuracy requirement is high, so that the machining accuracy of the threaded holes needs to be detected in order to ensure the machining accuracy of the threads of the threaded holes, and the existing detection method is that an adaptive bolt (or a tapping) is manually screwed into the threaded holes to judge, so that the efficiency is low and the labor cost is high; especially when the inner ring of a hub bearing is provided with a plurality of threaded holes, the detection efficiency is lower.
In view of this, there is a need to design a pneumatic thread inspection machine that can solve the above-mentioned problems.
Disclosure of utility model
The utility model mainly solves the technical problem of providing a pneumatic thread detection machine, which is used for placing a product on a carrier, driving the product in place through a lifting driving unit, and driving a screw tap to rotate through a rotary driving unit to enter a threaded hole so as to detect whether the position and the machining precision of the threaded hole reach the standards or not, thereby improving the detection precision and the detection efficiency.
In order to solve the technical problems, the utility model adopts a technical scheme that: the utility model provides a pneumatic thread detection machine which comprises a rack, a carrier, a lifting driving unit, a floating type screw tap structure and a rotary driving unit, wherein the carrier is arranged on the rack, the lifting driving unit can drive the carrier to lift, the rotary driving unit can drive the floating type screw tap structure to rotate, and the carrier is positioned under the floating type screw tap structure;
the carrier comprises a connecting seat and a base, wherein the connecting seat is fixedly arranged at the power output end of the lifting driving unit, and the connecting seat is in sliding connection with the rack through a Z-direction sliding rail; the base is a profiling base similar to the shape of the inner ring of the hub bearing, a through hole is formed in the center of the base, and the base is fixed on the upper surface of the connecting seat; the base is provided with a floating connecting component; the inner ring of the hub bearing is arranged on the base, and the threaded hole of the inner ring of the hub bearing is aligned with the floating connection assembly;
The floating type screw tap structure comprises a connecting structure, a connector and a screw tap, wherein the connector is installed on the connecting structure, the screw tap is installed on the connector, the power output end of the rotary driving unit is connected with the connecting structure, and the screw tap is driven to rotate through the rotary driving unit so as to be screwed into the threaded hole.
Further, the floating connecting assembly comprises a locating pin, a first elastic piece and a guide sleeve, wherein the base and the connecting seat are provided with locating holes which are vertically communicated, the locating holes on the connecting seat are step holes, the guide sleeve is arranged in the step holes, the locating sleeve is fixed below the connecting seat and right opposite to the step holes, and the first elastic piece is located inside the guide sleeve.
Further, the lifting driving unit is an air cylinder.
Further, a flange is arranged at the upper part of the frame, and the floating screw tap structure is arranged at the upper part of the frame through the flange;
The floating tap structure is rotatably connected with the flange through a bearing.
Further, the connecting structure comprises an upper connecting sleeve, a connecting column, a lower connecting sleeve and a second elastic piece, wherein the upper connecting sleeve is provided with a hollow step cavity, and the upper end of the connecting column is inserted into the step cavity and can move up and down; the second elastic piece is positioned between the step of the step cavity and the upper end of the connecting column;
the lower connecting sleeve is fixed at the lower end of the connecting column, the upper end of the connector is mounted at the lower connecting sleeve, the upper end of the connector is connected with the connecting sleeve through a bearing, and the tap is mounted at the lower end of the connector.
Further, the upper part of the connector is provided with a step boss, and bearings are arranged above and below the step boss.
Further, the upper end of the connecting column is provided with a strip-shaped slot extending along the axial direction, the upper connecting sleeve is provided with a mounting hole, a guide pin is arranged in the mounting hole, and the guide pin is matched with the strip-shaped slot and can move along the axial direction of the strip-shaped slot.
Further, the connector is a collet, and the upper end of the tap is detachably connected with the collet.
Further, the rotary driving unit is a servo motor.
The beneficial effects of the utility model are as follows:
The utility model comprises a frame, a carrier arranged on the frame, a lifting driving unit capable of driving the carrier to lift, a floating type screw tap structure and a rotary driving unit capable of driving the floating type screw tap structure to rotate; the carrier comprises a connecting seat and a base, and the base is provided with a floating connecting component; the inner ring of the hub bearing is arranged on the base, and the threaded hole of the inner ring of the hub bearing is aligned with the floating connection assembly; the floating tap structure comprises a connecting structure, a connector and a tap; according to the utility model, the product is placed in the carrier, the product is driven to be in place by the lifting driving unit, the screw tap is driven to rotate by the rotating driving unit to enter the threaded hole, so that whether the position and the machining precision of the threaded hole reach the standards or not is detected, and the detection precision and the detection efficiency are improved;
Moreover, the floating type screw tap structure is adopted, when the screw tap enters the threaded hole, the screw tap can shake or float left and right and back when entering the threaded hole, and as the starting points of the threads of different inner rings can be different when the threaded hole of the inner ring of the hub bearing is processed, the screw tap has certain adaptability and is adjusted slowly to be just in the threaded hole.
The foregoing description is only an overview of the present utility model, and is intended to provide a better understanding of the present utility model, as it is embodied in the following description, with reference to the preferred embodiments of the present utility model and the accompanying drawings.
Drawings
FIG. 1 is an external view of the present utility model;
FIG. 2 is a schematic diagram of the structure of the present utility model;
FIG. 3 is a front view of the present utility model;
FIG. 4 is a longitudinal cross-sectional view of the present utility model;
FIG. 5 is a longitudinal cross-sectional view of the floating tap structure of the utility model;
FIG. 6 is an exploded view of the floating tap structure of the present utility model;
the reference numerals are as follows:
A frame 1, a flange 11 and a bearing 111;
Carrier 2, connecting seat 21, base 22, locating hole 221, Z-direction slide rail 23, step hole 231, floating connecting component 24, locating pin 241, guide sleeve 242;
A lift driving unit 3;
a floating tap structure 4;
The connecting structure 41, the upper connecting sleeve 411, the mounting hole 4111, the connecting column 412, the strip-shaped slot 4121 and the lower connecting sleeve 413;
connector 42, step boss 421;
The drive unit 5 is rotated.
Detailed Description
The following specific embodiments of the utility model are described in order to provide those skilled in the art with an understanding of the present disclosure. The utility model may be embodied in other different forms, i.e., modified and changed without departing from the scope of the utility model.
Examples: the pneumatic thread detection machine comprises a frame 1, a carrier 2 arranged on the frame, a lifting driving unit 3 capable of driving the carrier to lift, a floating tap structure 4 and a rotary driving unit 5 capable of driving the floating tap structure to rotate, wherein the carrier is positioned right below the floating tap structure;
The carrier comprises a connecting seat 21 and a base 22, wherein the connecting seat is fixedly arranged at the power output end of the lifting driving unit, and the connecting seat is in sliding connection with the frame through a Z-direction sliding rail 23; the base is a profiling base similar to the shape of the inner ring of the hub bearing, a through hole is formed in the center of the base, and the base is fixed on the upper surface of the connecting seat; the base is provided with a floating connection assembly 24; the inner ring of the hub bearing is arranged on the base, and the threaded hole of the inner ring of the hub bearing is aligned with the floating connection assembly;
The floating type screw tap structure comprises a connecting structure 41, a connector 42 and a screw tap 43 (not shown), wherein the connector is arranged on the connecting structure, the screw tap is arranged on the connector, a power output end of the rotary driving unit is connected with the connecting structure, and the screw tap is driven to rotate through the rotary driving unit so as to be screwed into the threaded hole.
In this embodiment, the floating connection assembly includes a positioning pin 241, a first elastic member (not illustrated in the figure) and a guide sleeve 242, the base and the connection seat are provided with a positioning hole 221 that is vertically penetrated, the positioning hole on the connection seat is a step hole 231, the guide sleeve is mounted in the step hole, the positioning sleeve is fixed below the connection seat and opposite to the step hole, and the first elastic member is located inside the guide sleeve. When placing the product, this locating pin can play the appropriate effect of detection screw hole processing position. When the tap is pressed down, the locating pin can be compressed slowly under the action of the first elastic piece, enough space is reserved for the tap to enter the threaded hole, machining accuracy of the threads in the threaded hole, whether the threads in the threaded hole are qualified or not and the like are detected, and after the tap is withdrawn, the locating pin is ejected slowly and returns to the original position under the action of the first elastic piece.
In this embodiment, the lifting driving unit is an air cylinder. However, the present invention is not limited thereto, and the carrier may be driven to realize a lifting function.
In this embodiment, a flange 11 is disposed at the upper part of the frame, and the floating tap structure is mounted at the upper part of the frame through the flange;
The floating tap structure is rotatably connected with the flange through a bearing 111.
In this embodiment, the connection structure 41 includes an upper connection sleeve 411, a connection post 412, a lower connection sleeve 413, and a second elastic member (not shown), where the upper connection sleeve is provided with a hollow step cavity, and the upper end of the connection post is inserted into the step cavity and can move up and down; the second elastic piece is positioned between the step of the step cavity and the upper end of the connecting column;
The lower connecting sleeve is fixed at the lower end of the connecting column, the upper end of the connector is mounted at the lower connecting sleeve, the upper end of the connector is connected with the connecting sleeve through a bearing, and the tap is mounted at the lower end of the connector. Under the effect of the second elastic piece, the process of leading the screw tap to enter the threaded hole is relaxed, and the large impact force can not be generated suddenly, thereby avoiding damaging products and the like. Particularly, when the threaded hole is defective in machining, if the threaded hole is directly in hard contact, a product compression ring can be directly pressed by a large impact force, so that the product compression ring is scrapped and cannot be repaired.
In this embodiment, the upper portion of the connector is provided with a step boss 421, and bearings are disposed above and below the step boss. When the screw tap enters the threaded hole, the screw tap can shake or float left and right, and the screw tap has certain adaptability by virtue of the structure because the starting positions of the threads of the threaded holes of different inner rings are different, and the screw tap is slowly adjusted to be suitable for entering the threaded hole.
In this embodiment, the upper end of the connecting post is provided with a bar slot 4121 extending axially, the upper connecting sleeve is provided with a mounting hole 4111, a guide pin (not shown) is mounted in the mounting hole, the guide pin extends radially, the other end of the guide pin is just inserted into the bar slot, and the guide pin is matched with the bar slot and can move axially along the bar slot. Through the cooperation of guide pin and bar fluting, play the guide effect for the slip process of spliced pole is more smooth and easy.
In this embodiment, the connector is a collet, and the upper end of the tap is detachably connected with the collet. However, the connector may have other structures, and the tap may be fixedly attached thereto.
In this embodiment, the rotation driving unit is a servo motor.
In this embodiment, the upper part of the frame is covered with a housing 6.
The working principle and the working process of the utility model are as follows:
Placing a product (such as an inner ring of a bearing hub) on a carrier, aligning a threaded hole of the inner ring with a positioning pin of a base, positioning the positioning pin I by detecting the position of the threaded hole II, driving the carrier to rise to the proper position by a lifting driving unit, and driving a screw tap to rotate by a rotating driving unit to enter the threaded hole so as to check whether the threaded hole is qualified or not, and if the threaded hole can be successfully processed, the threaded hole is qualified, otherwise, the threaded hole is unqualified; the first elastic piece is compressed in the process that the screw tap enters the threaded hole, and after the screw tap exits, the first elastic piece pushes the positioning pin to reset; meanwhile, in the process that the screw tap enters the threaded hole, the second elastic piece is also compressed slowly, so that the screw tap slowly and slowly enters the threaded hole, and the screw tap cannot be hard to generate large impact force.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures made by the description of the utility model and the accompanying drawings, or direct or indirect application in other related technical fields, are included in the scope of the utility model.
Claims (9)
1. A pneumatic thread detection machine, characterized in that: the device comprises a frame (1), a carrier (2) arranged on the frame, a lifting driving unit (3) capable of driving the carrier to lift, a floating type screw tap structure (4) and a rotary driving unit (5) capable of driving the floating type screw tap structure to rotate, wherein the carrier is positioned under the floating type screw tap structure;
The carrier comprises a connecting seat (21) and a base (22), wherein the connecting seat is fixedly arranged at the power output end of the lifting driving unit, and the connecting seat is in sliding connection with the frame through a Z-direction sliding rail (23); the base is a profiling base similar to the shape of the inner ring of the hub bearing, a through hole is formed in the center of the base, and the base is fixed on the upper surface of the connecting seat; the base is provided with a floating connection assembly (24); the inner ring of the hub bearing is arranged on the base, and the threaded hole of the inner ring of the hub bearing is aligned with the floating connection assembly;
The floating type screw tap structure comprises a connecting structure (41), a connector (42) and a screw tap, wherein the connector is arranged on the connecting structure, the screw tap is arranged on the connector, the power output end of the rotary driving unit is connected with the connecting structure, and the screw tap is driven to rotate through the rotary driving unit so as to be screwed into the threaded hole.
2. The pneumatic thread detector of claim 1, wherein: the floating connecting assembly comprises a locating pin (241), a first elastic piece and a guide sleeve (242), wherein the base and the connecting seat are provided with locating holes (221) which are vertically communicated, the locating holes on the connecting seat are step holes (231), the guide sleeve is arranged in the step holes, the locating sleeve is fixed below the connecting seat and opposite to the step holes, and the first elastic piece is located inside the guide sleeve.
3. The pneumatic thread detector of claim 1, wherein: the lifting driving unit is an air cylinder.
4. The pneumatic thread detector of claim 1, wherein: the upper part of the frame is provided with a flange (11), and the floating screw tap structure is arranged on the upper part of the frame through the flange;
the floating tap structure is rotatably connected with the flange through a bearing (111).
5. The pneumatic thread detector of claim 1, wherein: the connecting structure comprises an upper connecting sleeve (411), a connecting column (412), a lower connecting sleeve (413) and a second elastic piece, wherein the upper connecting sleeve is provided with a hollow step cavity, and the upper end of the connecting column is inserted into the step cavity and can move up and down; the second elastic piece is positioned between the step of the step cavity and the upper end of the connecting column;
the lower connecting sleeve is fixed at the lower end of the connecting column, the upper end of the connector is mounted at the lower connecting sleeve, the upper end of the connector is connected with the connecting sleeve through a bearing, and the tap is mounted at the lower end of the connector.
6. The pneumatic thread detector of claim 1, wherein: the upper portion of connector is equipped with step boss (421), the top and the below of step boss all are equipped with the bearing.
7. The pneumatic thread detector of claim 5, wherein: the upper end of the connecting column is provided with a strip-shaped slot (4121) extending along the axial direction, the upper connecting sleeve is provided with a mounting hole (4111), a guide pin is arranged in the mounting hole, and the guide pin is matched with the strip-shaped slot and can move along the axial direction of the guide pin.
8. The pneumatic thread detector of claim 5, wherein: the connector is a collet chuck, and the upper end of the tap is detachably connected with the collet chuck.
9. The pneumatic thread detector of claim 1, wherein: the rotary driving unit is a servo motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323107272.5U CN221006145U (en) | 2023-11-17 | 2023-11-17 | Pneumatic thread detecting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323107272.5U CN221006145U (en) | 2023-11-17 | 2023-11-17 | Pneumatic thread detecting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221006145U true CN221006145U (en) | 2024-05-24 |
Family
ID=91115857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323107272.5U Active CN221006145U (en) | 2023-11-17 | 2023-11-17 | Pneumatic thread detecting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221006145U (en) |
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2023
- 2023-11-17 CN CN202323107272.5U patent/CN221006145U/en active Active
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