Smooth degree testing equipment for hub assembly
By designing the smoothness test equipment for assembly of the gasket, the automatic positioning, detection and load transfer of the gasket is realized, solving the problem of time-consuming and labor-consuming manual operation in the existing technology, and improving the detection efficiency.
Patent Information
- Application Number
- CN202422536386.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-10-21
- Publication Date
- 2025-08-29
- Estimated Expiration
- 2034-10-21
AI Technical Summary
The smooth assembly of existing gasket drums requires manual operation, which is time-consuming and labor-intensive, and has low working efficiency.
A smoothness testing equipment for assembly of the gasket is designed, including a gasket positioning mechanism, an automatic load transfer mechanism and a ratchet smooth detection module to realize automatic positioning, detection and load transfer of the gasket, and use the motor to detect voltage and current to calculate the power to judge the smoothness.
Automatic inspection of the gas drum assembly process is realized, work efficiency is improved, and manual operation time and labor intensity are reduced.
Smart Images
Figure CN223283888U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to detection equipment for a hub assembly production line, in particular to a smoothness testing equipment for hub assembly. Background Art
[0002] The hub is an important component of a bicycle. The basic structure of the hub includes components such as the hub shell, screw, round nut, ball, gasket, square nut, etc. After the hub is automatically assembled, the smoothness of the assembled hub needs to be tested. In the existing testing scheme, the hub is manually placed on a special testing table, docked with the ratchet of the hub through the docking joint, and then the testing motor is started. The power required to drive the ratchet to rotate is calculated by measuring the voltage and current of the motor, and then compared with the standard value to determine whether it is qualified. The existing technology requires manual operation, which is time-consuming and labor-intensive, and has low work efficiency.
[0003] The present invention is proposed in view of the deficiencies in the prior art. Utility Model Content
[0004] In view of the above-mentioned shortcomings of the prior art in testing the smoothness of the hub, which requires manual operation, is time-consuming and labor-intensive, and has low work efficiency, the technical solution adopted by the present invention to solve the technical problem is: A device for testing the smoothness of hub assembly, comprising: a frame, a hub positioning mechanism, an automatic hub transfer mechanism, and a ratchet smoothness detection module, wherein the hub positioning mechanism is arranged on the frame and is used to position the hub; the automatic hub transfer mechanism is arranged on the frame and is used to transfer an untested hub to the hub positioning mechanism, or to remove a tested hub from the hub positioning mechanism; the ratchet smoothness detection module is arranged on the frame and is used to detect the hub positioned on the hub positioning mechanism; the ratchet smoothness detection module comprises: a first detection base, a first pair of joints, a first docking shaft, and a first detection motor, wherein the first detection base is slidably connected to the frame, the first docking shaft is rotatably connected to the first detection base, one end of the first docking shaft is connected to the first pair of joints, the center line of the first pair of joints is collinear with the center line of the ratchet of the hub, the other end of the first docking shaft is connected to the rotating shaft of the first detection motor, and the frame is provided with a first drive assembly for driving the first detection base to move so that the first pair of joints and the ratchet of the hub are surface-mated and engaged.
[0005] As described above, a smoothness testing device for hub assembly is described, and the hub positioning mechanism includes: a front positioning seat, a rear positioning seat, a first clamping arm and a second clamping arm. The front positioning seat is provided with a front positioning cavity for positioning the front part of the hub shell, and the rear positioning seat is provided with a rear positioning cavity for positioning the rear part of the hub shell. The first clamping arm and the second clamping arm are located between the front positioning seat and the rear positioning seat and are used for clamping and positioning the middle part of the hub shell. The frame is provided with a clamping drive assembly for driving the first clamping arm and the second clamping arm to move.
[0006] As described above, a smoothness testing device for hub assembly, the hub automatic transfer mechanism includes: a horizontal cross frame, a horizontal movable seat, a horizontal drive assembly, a vertical movable seat, a vertical drive assembly and a hub clamping assembly, the horizontal cross frame is arranged on the frame, the horizontal movable seat is slidably connected to the horizontal cross frame, the horizontal drive assembly is arranged on the horizontal cross frame to drive the horizontal movable seat to move, the vertical movable seat is slidably connected to the horizontal movable seat in the vertical direction, the vertical drive assembly is arranged on the horizontal movable seat to drive the vertical movable seat to move, and the hub clamping assembly is arranged on the vertical movable seat.
[0007] As described above, a smoothness testing device for hub assembly is described, wherein the hub clamping assembly includes: a clamping cylinder and two clamping blocks, the two clamping blocks are connected to the clamping claws of the clamping cylinder, and the clamping blocks are provided with an arc-shaped positioning surface for positioning the middle part of the hub shell.
[0008] As described above, a smoothness testing device for hub assembly is provided on the frame, and a screw smoothness detection module for performing smoothness testing on the screw of the hub is provided, and the screw smoothness detection module comprises: a second detection base, a second pair of joints, a second docking shaft and a second detection motor, the second detection base is slidably connected to the frame, the second docking shaft is rotatably connected to the second detection base, one end of the second docking shaft is connected to the second pair of joints, the center line of the second pair of joints is colinear with the center line of the screw of the hub, the other end of the second docking shaft is connected to the rotating shaft of the second detection motor, and the frame is provided with a second drive component for driving the second detection base to move so that the second pair of joints can dock with the screw of the hub.
[0009] In the above-mentioned smoothness testing device for hub assembly, the first driving assembly is a first cylinder provided on the frame, and the second driving assembly is a second cylinder provided on the frame.
[0010] In the smoothness testing device for hub assembly as described above, the frame is provided with a temporary storage box for unqualified products for storing unqualified hubs, and the temporary storage box for unqualified products is provided with a support rod on which the hub shell can be clamped.
[0011] The beneficial effects of the utility model are:
[0012] 1. The utility model first transfers the assembled hub to the hub positioning mechanism through the hub automatic transfer mechanism, the hub positioning mechanism automatically positions the hub, and then the ratchet smoothness detection module detects whether the ratchet of the hub is smooth. After the detection is completed, the hub positioning mechanism contacts and automatically positions the hub. Finally, the hub automatic transfer mechanism removes the assembled hub from the hub positioning mechanism to complete the automatic detection of the hub smoothness, which has the advantage of high work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] Figure 1 It is a structural diagram of the utility model;
[0014] Figure 2 for Figure 1 An enlarged view of the portion marked A in FIG;
[0015] Figure 3 for Figure 1 An enlarged view of the portion marked B;
[0016] Figure 4 This is a schematic diagram of the top structure of the utility model;
[0017] Figure 5 for Figure 4 An enlarged view of the portion marked C;
[0018] Figure 6 This is a schematic diagram of the main structure of the utility model;
[0019] Figure 7 It is a right side structural schematic diagram of the present utility model. DETAILED DESCRIPTION
[0020] The following describes the embodiments of the present invention in detail with reference to the accompanying drawings.
[0021] like Figures 1 to 7As shown, a smoothness testing device for hub assembly of the present embodiment comprises: a frame 1, a hub positioning mechanism 2, a hub automatic transfer mechanism 3 and a ratchet smoothness detection module 4, wherein the hub positioning mechanism 2 is arranged on the frame 1, and is used for positioning the hub 1000; the hub automatic transfer mechanism 3 is arranged on the frame 1, and is used for transferring the hub 1000 that has not been tested to the hub positioning mechanism 2, or for removing the hub 1000 that has completed the test from the hub positioning mechanism 2; the ratchet smoothness detection module 4 is arranged on the frame 1, and is used for detecting the hub 1000 positioned on the hub positioning mechanism 2; the ratchet smoothness detection module 4 Group 4 includes: a first detection base 41, a first pair of joints 42, a first docking shaft 43 and a first detection motor 44. The first detection base 41 is slidably connected to the frame 1, and the first docking shaft 43 is rotatably connected to the first detection base 41. The first pair of joints 42 is connected to one end of the first docking shaft 43, and the center line of the first pair of joints 42 is colinear with the center line of the ratchet of the hub 1000. The other end of the first docking shaft 43 is connected to the rotating shaft of the first detection motor 44. The frame 1 is provided with a first driving component 45 for driving the first detection base 41 to move so that the first pair of joints 42 and the ratchet surface of the hub 1000 are docked and matched. The utility model first transfers the assembled hub to the hub positioning mechanism through the hub automatic transfer mechanism, the hub positioning mechanism automatically positions the hub, and then the ratchet smoothness detection module detects whether the ratchet of the hub is smooth. After the detection is completed, the hub positioning mechanism contacts and automatically positions the hub. Finally, the hub automatic transfer mechanism removes the assembled hub from the hub positioning mechanism, completing the automatic detection of the hub smoothness, and has the advantage of high work efficiency.
[0022] During detection, the first drive assembly 45 first drives the first detection base 41 to move, thereby making the first pair of joints 42 contact the ratchet surface of the hub 1000, and then starts the first detection motor 44 to perform detection. After the detection is completed, the first drive assembly 45 first drives the first detection base 41 to reset.
[0023] In this embodiment, the hub positioning mechanism 2 includes: a front positioning seat 21, a rear positioning seat 22, a first clamping arm 23 and a second clamping arm 24. The front positioning seat 21 is provided with a front positioning cavity for positioning the front part of the shell of the hub 1000, and the rear positioning seat 22 is provided with a rear positioning cavity 2201 for positioning the rear part of the shell of the hub 1000. The first clamping arm 23 and the second clamping arm 24 are located between the front positioning seat 21 and the rear positioning seat 22 for clamping and positioning the middle part of the shell of the hub 1000. The frame 1 is provided with a clamping drive assembly for driving the first clamping arm 23 and the second clamping arm 24. When positioning and clamping are required, the first clamping arm 23 and the second clamping arm 24 are opened under the action of the clamping drive assembly. When the hub is placed on the front positioning seat 21 and the rear positioning seat 22, the first clamping arm 23 and the second clamping arm 24 clamp the middle part of the shell of the hub under the action of the clamping drive assembly, thereby achieving rapid clamping of the hub. When the first clamping arm 23 and the second clamping arm 24 are opened under the action of the clamping drive assembly, the hub that has completed the inspection can be removed.
[0024] In this embodiment, the automatic hub transfer mechanism 3 includes: a horizontal cross frame 31, a horizontal movable seat 32, a horizontal drive assembly 33, a vertical movable seat 34, a vertical drive assembly 35 and a hub clamping assembly 36. The horizontal cross frame 31 is arranged on the frame 1, the horizontal movable seat 32 is slidably connected to the horizontal cross frame 31, the horizontal drive assembly 33 is arranged on the horizontal cross frame 31 to drive the horizontal movable seat 32 to move, the vertical movable seat 34 is slidably connected to the horizontal movable seat 32 in the vertical direction, the vertical drive assembly 35 is arranged on the horizontal movable seat 32 to drive the vertical movable seat 34 to move, and the hub clamping assembly 36 is arranged on the vertical movable seat 34. The hub is clamped by the hub clamping assembly 36, and the horizontal and vertical movements are achieved by the horizontal drive assembly 33 and the vertical drive assembly 35, thereby achieving hub transfer.
[0025] In this embodiment, the hub clamping assembly 36 comprises a clamping cylinder 361 and two clamping blocks 362. The two clamping blocks 362 are connected to the clamping jaws of the clamping cylinder 361. The clamping blocks 362 are provided with arcuate positioning surfaces 3620 for positioning the center of the hub 1000 housing. The arcuate positioning surfaces 3620 on the two clamping blocks 362 provide a secure and reliable positioning of the center of the housing.
[0026] In this embodiment, a screw smoothness detection module 5 for testing the smoothness of the screw of the hub 1000 is provided on the frame 1, and the screw smoothness detection module 5 includes: a second detection base 51, a second pair of joints 52, a second docking shaft 53 and a second detection motor 54. The second detection base 51 is slidably connected to the frame 1, and the second docking shaft 53 is rotatably connected to the second detection base 51. The center line of the second pair of joints 52 is collinear with the center line of the screw of the hub 1000, and the other end of the second docking shaft 53 is connected to the rotating shaft of the second detection motor 54. The frame 1 is provided with a second drive component 55 for driving the second detection base 51 to move so that the second pair of joints 52 can dock with the screw of the hub 1000. During the inspection, the second driving assembly 55 drives the second inspection base 51 to move, thereby docking the second joint 52 with the screw of the hub 1000, and then starts the second inspection motor 54. After the inspection is completed, the second driving assembly 55 drives the second inspection base 51 to reset.
[0027] The working principle of the screw smoothness detection module 5 is the same as that of the ratchet smoothness detection module 4. Both of them calculate the power required to drive the ratchet to rotate by measuring the voltage and current of the motor, and then compare it with the standard value to determine whether it is qualified.
[0028] In this embodiment, the first driving assembly 45 is a first cylinder provided on the frame 1 , and the second driving assembly 55 is a second cylinder provided on the frame 1 .
[0029] In order to temporarily store the hubs that fail the inspection, a temporary storage box 6 for unqualified products is provided on the frame 1 for storing the hubs 1000 that fail the inspection. The temporary storage box 6 for unqualified products is provided with a support rod 61 on which the shell of the hub 1000 can be clamped.
[0030] The above examples are merely used to further illustrate the technical content of the present invention for easier understanding by the reader. However, they do not limit the implementation of the present invention to these examples. Any technical extension or reinvention based on the present invention is protected by the present invention. The scope of protection of the present invention shall be determined by the claims.
Claims
1. A device for testing the smoothness of hub assembly, characterized in that: include: Rack (1); A hub positioning mechanism (2), the hub positioning mechanism (2) being arranged on the frame (1) and used for positioning the hub (1000); A hub automatic transfer mechanism (3), the hub automatic transfer mechanism (3) being arranged on the frame (1) and being used for transferring a hub (1000) that has not been inspected to the hub positioning mechanism (2), or for removing a hub (1000) that has been inspected from the hub positioning mechanism (2); And a ratchet smooth detection module (4), the ratchet smooth detection module (4) is arranged on the frame (1) and is used to detect the hub (1000) positioned on the hub positioning mechanism (2); the ratchet smooth detection module (4) comprises: a first detection base (41), a first pair of joints (42), a first docking shaft (43) and a first detection motor (44), the first detection base (41) is slidably connected to the frame (1), the first docking shaft (43) is rotatably connected to the first detection base (41), one end of the first docking shaft (43) connected to the first pair of joints (42) is collinear with the center line of the ratchet of the hub (1000), the other end of the first docking shaft (43) is connected to the rotating shaft of the first detection motor (44), and the frame (1) is provided with a first driving component (45) for driving the first detection base (41) to move so that the first pair of joints (42) and the ratchet of the hub (1000) are surface-matched.
2. The device for testing the smoothness of hub assembly according to claim 1, characterized in that: The hub positioning mechanism (2) comprises: a front positioning seat (21), a rear positioning seat (22), a first clamping arm (23) and a second clamping arm (24); the front positioning seat (21) is provided with a front positioning cavity for positioning the front part of the shell of the hub (1000); the rear positioning seat (22) is provided with a rear positioning cavity (2201) for positioning the rear part of the shell of the hub (1000); the first clamping arm (23) and the second clamping arm (24) are located between the front positioning seat (21) and the rear positioning seat (22) and are used to clamp and position the middle part of the shell of the hub (1000); and the frame (1) is provided with a clamping drive assembly for driving the first clamping arm (23) and the second clamping arm (24) to move.
3. The device for testing the smoothness of hub assembly according to claim 1, characterized in that: The hub automatic transfer mechanism (3) comprises: a horizontal cross frame (31), a horizontal movable seat (32), a horizontal drive assembly (33), a vertical movable seat (34), a vertical drive assembly (35) and a hub clamping assembly (36), wherein the horizontal cross frame (31) is arranged on the frame (1), the horizontal movable seat (32) is slidably connected to the horizontal cross frame (31), the horizontal drive assembly (33) is arranged on the horizontal cross frame (31) to drive the horizontal movable seat (32) to move, the vertical movable seat (34) is slidably connected to the horizontal movable seat (32) in the vertical direction, the vertical drive assembly (35) is arranged on the horizontal movable seat (32) to drive the vertical movable seat (34) to move, and the hub clamping assembly (36) is arranged on the vertical movable seat (34).
4. The device for testing the smoothness of hub assembly according to claim 3, characterized in that: The hub clamping assembly (36) comprises: a clamping cylinder (361) and two clamping blocks (362), wherein the two clamping blocks (362) are connected to the clamping claws of the clamping cylinder (361), and the clamping blocks (362) are provided with an arc-shaped positioning surface (3620) for positioning the middle part of the shell of the hub (1000).
5. The device for testing the smoothness of hub assembly according to claim 1, characterized in that: The frame (1) is provided with a screw smoothness detection module (5) for testing the smoothness of the screw of the hub (1000), and the screw smoothness detection module (5) comprises: a second detection base (51), a second pair of joints (52), a second docking shaft (53) and a second detection motor (54), the second detection base (51) is slidably connected to the frame (1), the second docking shaft (53) is rotatably connected to the second detection base (51), one end of the second docking shaft (53) is connected to the second pair of joints (52), the center line of the second pair of joints (52) is collinear with the center line of the screw of the hub (1000), and the other end of the second docking shaft (53) is connected to the rotating shaft of the second detection motor (54), and the frame (1) is provided with a second driving component (55) for driving the second detection base (51) to move so that the second pair of joints (52) and the screw of the hub (1000) are docked and matched.
6. The device for testing the smoothness of hub assembly according to claim 5, characterized in that: The first driving assembly (45) is a first cylinder arranged on the frame (1), and the second driving assembly (55) is a second cylinder arranged on the frame (1).
7. The device for testing the smoothness of hub assembly according to claim 1, characterized in that: The frame (1) is provided with a temporary storage box (6) for storing unqualified hubs (1000) that fail inspection. The temporary storage box (6) is provided with a support rod (61) on which the shell of the hub (1000) can be clamped.