CN220230442U - Gear size inspection device - Google Patents

Abstract

The utility model discloses a gear size inspection device, which comprises: a fixing frame; the locking assembly is arranged below the fixing frame and used for locking or loosening the gear to be detected; the driving mechanism is arranged on one side of the locking assembly, is in sliding connection with the locking assembly and is used for driving the locking assembly to synchronously rotate with the gear to be detected; the data acquisition component is arranged along the periphery of the gear to be detected and is used for acquiring size inspection data of the gear to be detected; and the controller is electrically connected with the data acquisition component and is used for processing the size inspection data and uploading the size inspection data to the display. The accuracy and the functional diversity of the detection data and the universality of the device are improved by continuously collecting the data to determine whether the size of the gear to be detected meets the design and processing standards.

Description

Gear size inspection device

Technical Field

The utility model relates to the technical field of mechanical precision machining, in particular to a gear size inspection device.

Background

Gears are intermeshing toothed mechanical parts which find extremely wide application in mechanical transmissions and in the entire mechanical field. Pairing detection of gears, single-gear single-tooth meshing runout, whole-circumference meshing runout and runout curve error detection are key links for ensuring gear quality. Chinese patent (CN 208419931U) discloses a planetary reducer gear checking device, which comprises a gear clamp, wherein the upper end of the gear clamp is fixedly connected with a thickness detecting device; the gear clamp comprises a bracket, a supporting table, a through hole, a rotating shaft, an annular groove, a clamping head, a bulge, a positioning shaft, a torsion spring, a bayonet lock, a gear hole and a key groove, wherein the supporting table is fixedly connected to the upper end of the bracket, the supporting table is provided with the through hole, the rotating shaft is sleeved in the through hole in a rotating mode, the clamping head is fixedly connected to the upper end of the rotating shaft, the bulge is arranged on the clamping head, the positioning shaft is fixedly connected to the lower end of the supporting table, the torsion spring is sleeved on the outer side of the positioning shaft, and the bayonet lock is sleeved on the outer side of the positioning shaft in a rotating mode. The planetary reducer gear inspection device can be used for conveniently detecting the thickness of the gear, and the detection efficiency of the thickness of the gear is improved. However, the device has the following problems that firstly, the gear to be detected is placed on the supporting table, so that the flatness of the supporting table influences the gear size inspection result, and the detection data is distorted. Secondly, the device can only detect thickness, and the function is relatively single. Thirdly, the gear hole is inserted into the chuck for positioning, and the size of the chuck is fixed, so that the device has poor universality in positioning.

Disclosure of Invention

In view of the above-described drawbacks or shortcomings of the prior art, it is desirable to provide a gear size inspection device that is highly versatile, more accurate in inspection, and more versatile in functionality.

The utility model provides a gear size inspection device, comprising:

a fixing frame;

the locking component is arranged below the fixing frame and used for locking or loosening the gear to be detected;

the driving mechanism is arranged on one side of the locking assembly, is in sliding connection with the locking assembly and is used for driving the locking assembly and the gear to be detected to synchronously rotate;

the data acquisition component is arranged along the periphery of the gear to be detected and is used for acquiring size inspection data of the gear to be detected;

and the controller is electrically connected with the data acquisition component and is used for processing the size inspection data and uploading the size inspection data to the display.

Further, the locking assembly is of a three-jaw chuck structure, and the three-jaw chuck structure penetrates through the mounting hole of the gear to be detected to lock or unlock the gear to be detected.

Further, the driving mechanism comprises a driving shaft, one end of the driving shaft is connected with a driving motor, and the other end of the driving shaft is connected with the three-jaw chuck structure in a sliding mode.

Further, the three-jaw chuck is characterized in that a limiting block is arranged on the inner side, close to the three-jaw chuck structure, of the driving shaft and used for limiting axial displacement of the gear to be detected along the driving shaft.

Further, the data acquisition assembly includes a plurality of laser scanners, the laser scanners being electrically connected to the controller.

Further, the plurality of laser scanners, wherein two of the laser scanners are symmetrically arranged along the direction perpendicular to the end direction of the gear to be detected, and one of the laser scanners is arranged along the radial projection direction of the side wall of the gear to be detected.

Further, the plurality of laser scanners are fixed on the fixing frame.

Optionally, the controller includes a core control unit, the core control unit is respectively connected with the data acquisition component and the display, and the core control unit includes a power supply module, a transmission control module, and a storage module.

Optionally, the laser scanner accuracy is 0.1um.

Compared with the prior art, the utility model has the beneficial effects that:

the gear size inspection device of the present utility model includes: the device comprises a fixing frame, a locking assembly, a driving mechanism, a data acquisition assembly, a controller and a display, wherein a gear to be detected is locked through the locking assembly, then the driving mechanism drives the locking assembly to rotate at a constant speed in synchronization with the gear to be detected, meanwhile, the data acquisition assembly continuously acquires gear outline data, the acquired data are uploaded to the controller, and the controller processes the acquired data and then uploads the acquired data to the display. The size of the gear to be detected is in accordance with the design and processing standards through the numerical value and the graph, so that the accuracy of detection data and the diversity of functions are improved, and the universality of the device is improved.

It should be understood that the description in this summary is not intended to limit the critical or essential features of the embodiments of the utility model, nor is it intended to limit the scope of the utility model. Other features of the present utility model will become apparent from the description that follows.

Drawings

Other features, objects and advantages of the present utility model will become more apparent upon reading of the detailed description of non-limiting embodiments, made with reference to the accompanying drawings in which:

FIG. 1 is a schematic view of the overall structure of a gear size inspection device;

reference numerals in the drawings: 1. a fixing frame; 2. a locking assembly; 3. a gear to be detected; 4. a driving mechanism; 5. a data acquisition component; 6. a controller; 7. a display;

21. a three-jaw chuck structure;

31. a mounting hole;

41. a drive shaft; 42. a driving motor; 43. a limiting block;

51. a laser scanner.

Detailed Description

The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting of the utility model. It should be noted that, for convenience of description, only the portions related to the utility model are shown in the drawings.

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.

Referring to fig. 1, an embodiment of the present utility model provides a gear size checking device, including:

a fixing frame 1;

the locking component 2 is arranged below the fixed frame 1 and is used for locking or unlocking the gear 3 to be detected;

the driving mechanism 4 is arranged on one side of the locking assembly 2, is in sliding connection with the locking assembly 2 and is used for driving the locking assembly 2 and the gear 3 to be detected to synchronously rotate;

the data acquisition component 5 is arranged along the periphery of the gear 3 to be detected and is used for acquiring size inspection data of the gear 3 to be detected;

and a controller 6 electrically connected with the data acquisition component 5 for processing the dimension test data and uploading to a display 7.

It should be noted that, the controller processes the dimension test data and uploads the dimension test data to the display for display, and any mode in the related art may be adopted, and the embodiment is not limited thereto.

In this embodiment, the gear 3 to be detected is locked by the locking component 2, then the driving mechanism 4 drives the locking component 2 and the gear 3 to be detected to rotate synchronously at a constant speed, meanwhile, the data acquisition component 5 continuously acquires the outline data of the gear, then the acquired data is uploaded to the controller 6, and the controller 6 processes the acquired data and then uploads the acquired data to the display 7. Whether the size of the gear 3 to be detected accords with the design and processing standards is confirmed through the numerical value and the graph, and the accuracy of detection data and the diversity of functions and the universality of the device are improved.

In a preferred embodiment, as shown in fig. 1, the locking assembly 2 is a three-jaw chuck structure 21, and the three-jaw chuck structure 21 passes through a mounting hole 31 of the gear 3 to be detected, for locking or unlocking the gear 3 to be detected. Meanwhile, the driving mechanism 4 includes a driving shaft 41, one end of the driving shaft 41 is connected with a driving motor 42, and the other end is slidably connected with the three-jaw chuck structure 21. The driving shaft 41 is provided with a limiting block 43 near the inner side of the three-jaw chuck structure 21, and the limiting block 43 is used for limiting the axial displacement of the gear 3 to be detected along the driving shaft 41.

The data acquisition assembly 5 includes a number of laser scanners 51, the laser scanners 51 being electrically connected to the controller 6. Of these, the number of laser scanners 51 is preferably three, two of the laser scanners 51 being symmetrically disposed in a direction perpendicular to the direction of the end of the gear 3 to be detected, and one of the laser scanners 51 being disposed in a projection direction in the radial direction of the side wall of the gear 3 to be detected. The laser scanners 51 are fixed to the fixed frame 1.

In this embodiment, the three-jaw chuck structure 21 passes through the mounting hole 31 of the gear 3 to be detected, so that the gear 3 to be detected is attached to the limiting block 43, and then the three-jaw chuck structure 21 is manually operated to open to lock the gear 3 to be detected, and the gear 3 to be detected is not eccentric due to the characteristic that the three-jaw chuck structure 21 itself slides synchronously along the radial direction. Further, a reduction gearbox is arranged between the driving motor 42 and the driving shaft 41, the driving motor 42 drives the driving shaft 41 to rotate synchronously with the gear 3 to be detected at a constant speed, and simultaneously, the two laser scanners 51 scan the data of two end faces of the gear 3 to be detected, including the tooth root, the tooth and the end face contour line of the mounting hole 31. A laser scanner 51 scans the data of the side wall of the gear 3 to be detected, determines whether the thickness of the gear meets the design and processing standards through end face data analysis, and determines whether the processing data of the tooth root and the tooth root meet the design and processing standards through end face and side wall scanning number analysis.

In a preferred embodiment, the controller 6 comprises a core control unit, which is respectively connected with the data acquisition assembly 5 and the display 7, and comprises a power supply module, a transmission control module and a storage module.

In a preferred embodiment, the laser scanner 51 is 0.1um accurate.

In the description of the present specification, the terms "connected," "mounted," "secured," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.

In the description of the present specification, the terms "one embodiment," "some embodiments," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing is merely a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and variations may be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims (9)

1. A gear size inspection device, comprising:

a fixing frame (1);

the locking assembly (2) is arranged below the fixing frame (1) and is used for locking or unlocking the gear (3) to be detected;

the driving mechanism (4) is arranged on one side of the locking assembly (2), is in sliding connection with the locking assembly (2) and is used for driving the locking assembly (2) and the gear (3) to be detected to synchronously rotate;

the data acquisition component (5) is arranged along the periphery of the gear (3) to be detected and is used for acquiring size inspection data of the gear (3) to be detected;

and the controller (6) is electrically connected with the data acquisition component (5) and is used for processing the size inspection data and uploading the size inspection data to the display (7).

2. Gear size inspection device according to claim 1, characterized in that the locking assembly (2) is a three-jaw chuck structure (21), the three-jaw chuck structure (21) passing through a mounting hole (31) of the gear (3) to be inspected, locking or unlocking the gear (3) to be inspected.

3. Gear size inspection device according to claim 2, characterized in that the drive mechanism (4) comprises a drive shaft (41), one end of the drive shaft (41) being connected with a drive motor (42) and the other end being slidingly connected with the three-jaw chuck structure (21).

4. A gear size inspection device according to claim 3, characterized in that the driving shaft (41) is provided with a stopper (43) near the inner side of the three-jaw chuck structure (21), the stopper (43) being used for limiting the axial displacement of the gear (3) to be inspected along the driving shaft (41).

5. Gear size inspection device according to claim 1, characterized in that the data acquisition assembly (5) comprises several laser scanners (51), which laser scanners (51) are electrically connected with the controller (6).

6. Gear size inspection device according to claim 5, characterized in that the number of laser scanners (51), wherein two of the laser scanners (51) are symmetrically arranged in a direction perpendicular to the end of the gear (3) to be inspected, one of the laser scanners (51) being arranged in a projection direction of the radial direction of the side wall of the gear (3) to be inspected.

7. Gear size inspection device according to claim 6, characterized in that the number of laser scanners (51) is fixed to the holder (1).

8. Gear size inspection device according to claim 1, characterized in that the controller (6) comprises a core control unit, which is connected to the data acquisition assembly (5) and to the display (7), respectively, the core control unit comprising a power supply module, a transmission control module, a storage module.

9. The gear size inspection device of claim 5, wherein the laser scanner (51) precision is 0.1um.