Assembly equipment for bearing parts

Abstract

The utility model belongs to the technical field of fan part assembly, and particularly relates to bearing part assembly equipment which is provided with a vibration conveyor for discharging bearing parts, so that the parts can be recognized and grabbed by a part transfer mechanism in a preset posture, and the bearing parts can be conveniently assembled. The bottom visual identification module is used for obtaining the offset coordinates of the parts on the grippers, the parts are accurately transferred to the designated positions to be assembled through the part transferring mechanism, meanwhile, the multiple grippers are arranged, the multiple parts are gripped in the one-time assembling process, the assembling efficiency is improved, and the assembling efficiency is improved. According to the assembling equipment, the bearing parts are arranged on the base, the multiple parts are sequentially assembled to the preset positions, so that the assembling efficiency is further improved, automatic assembling of the bearing parts is achieved, the fatigue strength of workers and the rejection rate of products are reduced, the assembling efficiency is improved, and the product quality is guaranteed.

Description

Technical Field

[0001] The utility model belongs to the technical field of fan component assembly, in particular to an assembly device for bearing components. Background Art

[0002] The cooling fan is an important component of electronic equipment, which is used to remove the heat inside the device to achieve internal cooling of the device. The cooling fan currently used in laptops mainly includes fan blades and bearings, such as Figure 5 As shown, the bearing is composed of a shell, and wear-resistant sheets, washers, rotors and copper covers assembled in the shell. Since the components of this type of bearing are small in size, it is difficult to grab and accurately assemble the components using existing manual assembly methods. At the same time, the manual assembly method is not only inefficient, but also has a high error rate and scrap rate, which affects the overall quality of the product. Therefore, it is particularly important to develop a device that can realize the automated assembly of cooling fan bearing components. Utility Model Content

[0003] The utility model aims to overcome the deficiencies of the prior art and provide a device capable of realizing automatic assembly of bearing parts of a heat dissipation fan.

[0004] In order to solve the above technical problems, the utility model adopts the following technical solutions:

[0005] An assembly device for bearing parts, comprising:

[0006] frame;

[0007] Set on the rack:

[0008] A vibrating feeder is provided with a silo, a vibrating plate, a material channel connecting the silo and the vibrating plate, and a top visual recognition module, wherein the vibrating plate can be controlled to vibrate the parts output from the silo through the material channel to a preset posture, and the top visual recognition module obtains the coordinates of the parts in the preset posture;

[0009] The parts transfer mechanism is provided with a gripping device movable along the X-axis and the Y-axis, the gripping device comprising a mounting base plate, a plurality of grippers arranged on the mounting base plate along the Y-axis direction and rotatable about a rotation axis parallel to the Z-axis, a plurality of suction nozzles are arranged at the bottom of the grippers, and the mounting base plate is respectively provided with a driving device for driving the corresponding grippers to feed along the Z-axis;

[0010] A bottom visual recognition module is arranged on the adjacent side of the vibration plate, and the bottom visual recognition module is used to obtain the offset coordinates of the parts on the gripper. The grasping device can be controlled to move to the top of the vibration plate, and according to the signal output by the top visual recognition module, each gripper is driven to grasp the parts on the vibration plate that meet the preset posture, and move along the Y-axis direction, so that each gripper passes through the bottom visual recognition module in turn, and the bottom visual recognition module obtains the offset coordinates of the parts on each of the grippers. The grasping device transfers the parts to the designated position for assembly in turn according to the offset coordinates of each part.

[0011] Compared with the prior art, the assembly equipment of the utility model is provided with a vibrating feeder to unload bearing components, so that the components can be identified and grasped by the component transfer mechanism in a preset posture, and then the offset coordinates of the components on the gripper are obtained by using the bottom visual recognition module, so that the components are accurately transferred to the specified position for assembly through the component transfer mechanism. At the same time, the utility model is provided with a plurality of grippers, so that multiple components can be grasped in one assembly process, and the multiple components can be assembled to the preset position in sequence, thereby further improving the assembly efficiency. The assembly equipment of the utility model realizes the automated assembly of bearing components, thereby reducing the fatigue intensity of personnel and the scrap rate of products, improving the assembly efficiency and ensuring the quality of products.

[0012] Furthermore, the mounting substrate is provided with a driving belt for driving the gripper to feed along the Z-axis direction. The driving belt can be controlled to move in a circular motion along the Z-axis direction. The driving belt is connected to a mounting bracket, and a rotating cylinder is provided on the mounting bracket. A rotating output end is configured at the bottom of the rotating cylinder, and the gripper is connected to the rotating output end.

[0013] Furthermore, the mounting base plate is fixedly connected to a suspension plate above the mounting bracket, and the suspension plate is provided with springs respectively connected to the corresponding mounting brackets. The springs can be stretched as the mounting bracket moves downward, and retracted when the mounting bracket moves upward.

[0014] Furthermore, a first sensor is provided on the suspension plate corresponding to each mounting bracket, and a first detection piece is provided on the mounting bracket corresponding to each first sensor. When the first detection piece moves upward along with the mounting bracket to be reset and inserted into the first sensor, the first sensor outputs a stop signal.

[0015] Furthermore, the mounting bracket is provided with a second sensor, and the rotary cylinder is provided with a second detection piece that rotates synchronously with the gripper. When the second detection piece rotates with the gripper to insert into the second sensor, the second sensor outputs a stop signal.

[0016] Furthermore, the mounting base is fixedly connected to a fixing frame located above the mounting bracket, the fixing frame is provided with an air pipe for connecting to the corresponding rotating cylinder, the fixing frame is also provided with a guide column arranged along the Z-axis direction, and the air pipe is wound around the guide column.

[0017] Furthermore, it also includes a carrier conveying mechanism connected to the frame on the adjacent side of the bottom visual recognition module, the carrier conveying mechanism includes a conveying belt for conveying the carrier along the X-axis direction, and a lifting device arranged corresponding to the bottom visual recognition module, the lifting device is used to push the carrier upward to leave the conveying belt.

[0018] Furthermore, the lifting device includes a lifting cylinder, a push plate arranged at the upper end of the lifting cylinder and driven to rise and fall by the lifting cylinder, and a positioning pin for cooperating with the carrier is provided on the upper side of the push plate.

[0019] Furthermore, a limit block is arranged above the conveyor belt, and when the carrier is pushed up, its upper side abuts against the lower side of the limit block.

[0020] Furthermore, the carrier conveying mechanism also includes a blocking device arranged on the front side of the push plate and a non-return device arranged on the rear side of the push plate, the blocking device includes a limit seat and a limit cylinder driving the limit seat to rise and fall, a limit member is arranged on the upper side of the limit seat, the limit member is provided with rollers and claws in sequence along the conveying direction of the belt, the limit member and the limit seat are hinged between the rollers and the claws, the limit seat is provided with an elastic buffer abutting against the bottom of the claw, the elastic buffer drives the limit member to swing upward and reset, the non-return device is provided with a floating pawl, and the upper end face of the pawl is arranged to be an inclined surface inclined upward along the conveying direction of the conveyor belt. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a structural schematic diagram of the assembly equipment for bearing parts;

[0022] Figure 2 is a schematic diagram of the structure of the grabbing device;

[0023] Figure 3 and Figure 4 It is a structural schematic diagram of the conveying module;

[0024] Figure 5 A schematic diagram of the bearing structure. DETAILED DESCRIPTION

[0025] A preferred specific implementation of the present utility model is described below in conjunction with the accompanying drawings.

[0026] See also Figure 1 and Figure 5 The present embodiment provides an assembly device for bearing parts, specifically, a bearing for assembling a cooling fan, the bearing comprising a housing f1, a wear-resistant sheet f2, a washer f3, a rotor f4 and a copper cover f5 which are sequentially assembled in the housing f1. The assembly device of the utility model can be used to assemble the wear-resistant sheet f2, the washer f3 and the copper cover f5 in the housing f1 respectively, and comprises:

[0027] See also Figure 1 and Figure 2 , a frame b1, a vibrating feeder b2 arranged on the frame b1, a parts transfer mechanism b3, a bottom visual recognition module b4 and a top visual recognition module b5, the vibrating feeder b2 is equipped with a silo b21, a vibrating plate b22, and a material channel b23 connecting the silo b21 and the vibrating plate b22, the vibrating plate b22 can be controlled to vibrate the parts output from the silo b21 through the material channel b23 to a preset posture, the top visual recognition module b5 is used to obtain the coordinates of the parts in the preset posture, the bottom visual recognition module b4 is used to obtain the offset coordinates of the parts on the gripper b32, and the method of obtaining coordinates by the visual recognition module involved in the utility model is a prior art, so it is not repeated here.

[0028] See also Figure 1 and Figure 2 The component transfer mechanism b3 is equipped with a grasping device b31 which can move along the X-axis and Y-axis directions. The grasping device b31 is equipped with a plurality of grippers b32. The grasping device b31 can be controlled to drive each gripper b32 to grasp components (wear-resistant plates, washers and copper covers) that meet preset postures according to the signal output by the top visual recognition module b5, so that each gripper b32 passes through the bottom visual recognition module b4 in turn. The bottom visual recognition module b4 obtains the offset coordinates of the components on each gripper b32. The grasping device b31 transfers the components to the designated positions for assembly in turn according to the offset coordinates of each component.

[0029] See also Figure 1 and Figure 2 The grasping device b31 of the component transfer mechanism b3 of each of the above-mentioned workstations can move along the X-axis and Y-axis directions. The grasping device b31 also includes a mounting substrate b33, and a plurality of grippers b32 are arranged on the mounting substrate b33 along the Y-axis direction, and can rotate around a rotation axis parallel to the Z-axis. A plurality of suction nozzles b34 are arranged at the bottom of the gripper b32, and the mounting substrate b33 is respectively provided with a driving device b35 for driving the corresponding gripper b32 to feed along the Z-axis. The suction method of the suction nozzle b34 can quickly adsorb the components.

[0030] The mounting substrate b33 is provided with a driving belt b351 for driving the gripper b32 to feed along the Z-axis direction. The driving belt b351 can be controlled to move in a circular motion along the Z-axis direction. It is connected to a mounting bracket b352. A rotating cylinder b353 is provided on the mounting bracket b352. A rotating output end is configured at the bottom of the rotating cylinder b353, and the gripper b32 is connected to the rotating output end.

[0031] The mounting base plate b33 is located above the mounting bracket b352 and is fixedly connected to a suspension plate b354. The suspension plate b354 is provided with springs b355 respectively connected to the corresponding mounting brackets b352. The springs b355 can be stretched as the mounting bracket b352 moves downward, and retracted when the mounting bracket b352 moves upward. The above-mentioned arrangement can reduce the load on the driving belt b351 when the gripper is reset upward.

[0032] The suspension plate b354 is provided with a first sensor b356 corresponding to each mounting bracket b352, and the mounting bracket b352 is provided with a first detection piece b357 corresponding to each first sensor b356. When the first detection piece b357 moves upward along with the mounting bracket b352 to be inserted into the first sensor b356, the first sensor b356 outputs a stop signal.

[0033] The mounting bracket b352 is provided with a second sensor b358, and the rotating cylinder b353 is provided with a second detection piece b359 which rotates synchronously with the gripper b32. When the second detection piece b359 rotates with the gripper b32 until it is inserted into the second sensor b358, the second sensor b358 outputs a stop signal.

[0034] The first sensor and the second sensor can monitor the position status of the gripper.

[0035] The mounting substrate b33 is located above the mounting bracket b352 and is fixedly connected to a fixing frame b36. The fixing frame b36 is provided with an air pipe b37 for connecting to the corresponding rotating cylinder b353. The fixing frame b36 is also provided with a guide column b38 arranged along the Z-axis direction. The air pipe b37 is wound around the guide column b38. The above-mentioned guide column can make the installation of the air pipe neater and clearer and prevent the air pipes from being entangled with each other.

[0036] See also Figure 1 , Figure 3 and Figure 4A conveying module e1 is provided on the adjacent side of the frame b1 near the bottom visual recognition module b4. When multiple assembly devices are arranged side by side, the conveying modules e1 of each adjacent two assembly devices are connected to form a conveying mechanism for transferring the carrier 9. The conveying module e1 includes a conveying belt e2 for conveying the carrier 9 along the X-axis direction, and a lifting device e3. The lifting device e3 is used to push the carrier 9 upward to leave the conveying belt e2. The lifting device e3 includes a lifting cylinder e31, a lifting cylinder arranged on the lifting cylinder The push plate e32 at the upper end of e31 is driven to rise and fall by the lifting cylinder e31. A positioning pin e34 for cooperating with the carrier 9 is provided on the upper side of the push plate e32. A limit block e33 is provided above the conveyor belt e2. When the carrier 9 is pushed up, its upper side abuts against the lower side of the limit block e33, thereby effectively fixing the carrier 9. The above-mentioned carrier 9 is used to receive the bottom shell of the bearing. Therefore, after grabbing the parts, the parts transfer mechanism b3 transfers them to the top of the carrier 9 and loads them downward into the shell located on the carrier 9.

[0037] See also Figure 4 The conveying module e1 also includes a blocking device e35 arranged on the front side of the push plate e32 and a non-return device e36 arranged on the rear side of the push plate e32. The blocking device e35 includes a limit seat e351 and a limit cylinder e352 for driving the limit seat e351 to rise and fall. A limit member e353 is arranged on the upper side of the limit seat e351. The limit member e353 is provided with a roller e354 and a claw e355 in sequence along the transportation direction of the conveyor belt e2. The limit member e353 and the limit seat e351 are hinged between the roller e354 and the claw e355. The limit seat e351 is provided with a spring that abuts against the bottom of the claw e355. The elastic buffer e356 drives the limit member e353 to swing upward and reset, and the non-return device e36 is provided with a floating pawl e361, and the upper end face of the pawl e361 is arranged as an inclined plane inclined upward along the conveying direction of the conveying belt e2. When the carrier 9 moves along the conveying direction of the conveying belt e2 until it contacts with the rear end of the pawl e361, it can press the pawl e261 downward, so that the pawl e261 descends and passes normally. When the carrier 9 moves in the opposite direction of the conveying direction of the conveying belt e2, it is stuck by the front end of the pawl e261 and can no longer move, thereby achieving a non-return effect and ensuring that the carrier 9 will not shift.

[0038] Compared with the prior art, the assembly equipment of the present invention is provided with a vibrating feeder b2 for unloading bearing components, so that the components can be identified and grasped by the component transfer mechanism b3 in a preset posture, and then the bottom visual recognition module b4 is used to obtain the offset coordinates of the components on the gripper, so that the components are accurately transferred to the designated position for assembly through the component transfer mechanism b3. At the same time, the present invention is provided with a plurality of grippers b32, so that multiple components can be grasped in one assembly process, and the multiple components can be assembled to the preset position in sequence, thereby further improving the assembly efficiency. The assembly equipment of the present invention realizes the automated assembly of bearing components, thereby reducing the fatigue intensity of personnel and the scrap rate of products, improving the assembly efficiency and ensuring the quality of products.

[0039] According to the disclosure and teaching of the above description, the technical personnel in the field to which the utility model belongs can also change and modify the above implementation. Therefore, the utility model is not limited to the specific implementation methods disclosed and described above, and some modifications and changes to the utility model should also fall within the scope of protection of the claims of the utility model. In addition, although some specific terms are used in this specification, these terms are only for the convenience of description and do not constitute any limitation to the utility model.

Claims

1. An assembly device for bearing parts, characterized in that: include: Rack (b1); Set on the frame (b1): A vibrating feeder (b2) is provided with a material bin (b21), a vibrating plate (b22), a material channel (b23) connecting the material bin (b21) and the vibrating plate (b22), and a top visual recognition module (b5), wherein the vibrating plate (b22) can be controlled to vibrate the parts output from the material bin (b21) through the material channel (b23) to a preset posture, and the top visual recognition module (b5) obtains the coordinates of the parts in the preset posture; The parts transfer mechanism (b3) is provided with a gripping device (b31) movable along the X-axis and the Y-axis, the gripping device (b31) comprising a mounting substrate (b33), a plurality of grippers (b32) arranged on the mounting substrate (b33) along the Y-axis direction and rotatable around a rotation axis parallel to the Z-axis, a plurality of suction nozzles (b34) are arranged at the bottom of the grippers (b32), and the mounting substrate (b33) is respectively provided with a driving device (b35) for driving the corresponding grippers (b32) to feed along the Z-axis; A bottom visual recognition module (b4) is arranged on the adjacent side of the vibration disk (b22), and the bottom visual recognition module (b4) is used to obtain the offset coordinates of the parts on the gripper (b32). The gripping device (b31) can be controlled to move to the top of the vibration disk (b22), and according to the signal output by the top visual recognition module (b5), each gripper (b32) is driven to grab the parts on the vibration disk (b22) that meet the preset posture, and move along the Y-axis direction, so that each gripper (b32) passes through the bottom visual recognition module (b4) in turn, and the bottom visual recognition module (b4) obtains the offset coordinates of the parts on each of the grippers (b32), and the gripping device (b31) transfers the parts to the designated position for assembly in turn according to the offset coordinates of each part.

2. The assembly equipment according to claim 1, characterized in that The mounting substrate (b33) is provided with a driving belt (b351) for driving the gripper (b32) to feed along the Z-axis direction. The driving belt (b351) can be controlled to move cyclically along the Z-axis direction. It is connected to a mounting bracket (b352). A rotating cylinder (b353) is provided on the mounting bracket (b352). A rotating output end is configured at the bottom of the rotating cylinder (b353), and the gripper (b32) is connected to the rotating output end.

3. The assembly equipment according to claim 2, characterized in that: The mounting substrate (b33) is located above the mounting bracket (b352) and is fixedly connected to a suspension plate (b354). The suspension plate (b354) is provided with springs (b355) respectively connected to the corresponding mounting brackets (b352). The springs (b355) can be stretched as the mounting bracket (b352) moves downward, and retracted when the mounting bracket (b352) moves upward.

4. The assembly equipment according to claim 3, characterized in that The suspension plate (b354) is provided with a first sensor (b356) corresponding to each mounting bracket (b352), and the mounting bracket (b352) is provided with a first detection piece (b357) corresponding to each first sensor (b356). When the first detection piece (b357) moves upward along with the mounting bracket (b352) to be inserted into the first sensor (b356), the first sensor (b356) outputs a stop signal.

5. The assembly equipment according to claim 3, characterized in that: The mounting bracket (b352) is provided with a second sensor (b358), and the rotating cylinder (b353) is provided with a second detection piece (b359) that rotates synchronously with the gripper (b32). When the second detection piece (b359) rotates with the gripper (b32) to be inserted into the second sensor (b358), the second sensor (b358) outputs a stop signal.

6. The assembly equipment according to claim 2, characterized in that The mounting substrate (b33) is located above the mounting bracket (b352) and is fixedly connected to a fixing frame (b36). The fixing frame (b36) is provided with an air pipe (b37) for connecting to the corresponding rotating cylinder (b353). The fixing frame (b36) is also provided with a guide column (b38) arranged along the Z-axis direction, and the air pipe (b37) is wound around the guide column (b38).

7. The assembly equipment according to claim 1, characterized in that It also includes a conveying module (e1) connected to the frame (b1) adjacent to the bottom visual recognition module (b4), the conveying module (e1) includes a conveying belt (e2) for conveying the carrier along the X-axis direction, and a lifting device (e3) arranged corresponding to the bottom visual recognition module (b4), the lifting device (e3) is used to push the carrier upward to leave the conveying belt (e2).

8. The assembly device according to claim 7, characterized in that The lifting device (e3) includes a lifting cylinder (e31), a push plate (e32) arranged at the upper end of the lifting cylinder (e31) and driven to rise and fall by the lifting cylinder (e31), and a positioning pin (e34) for cooperating with a carrier is provided on the upper side of the push plate (e32).

9. The assembly device according to claim 8, characterized in that A limit block (e33) is arranged above the conveying belt (e2), and when the carrier is pushed up, its upper side abuts against the lower side of the limit block (e33).

10. The assembly equipment according to claim 8, characterized in that The conveying module (e1) further comprises a blocking device (e35) arranged at the front side of the push plate (e32) and a non-return device (e36) arranged at the rear side of the push plate (e32); the blocking device (e35) comprises a limit seat (e351) and a limit cylinder (e352) for driving the limit seat (e351) to rise and fall; a limit member (e353) is arranged on the upper side of the limit seat (e351); the limit member (e353) is provided with a roller (e354) and a claw (e355) in sequence along the conveying direction of the belt; the limit member (e351 ... 53) and the limit seat (e351) are hinged between the roller (e354) and the claw (e355), the limit seat (e351) is provided with an elastic buffer (e356) abutting against the bottom of the claw (e355), the elastic buffer (e356) drives the limit member (e353) to swing upward and reset, the non-return device (e36) is provided with a floating pawl (e361), and the upper end surface of the pawl (e361) is set to be an inclined surface inclined upward along the conveying direction of the conveying belt (e2).

Images