O-shaped ring assembling machine

Abstract

The utility model discloses an O-shaped ring assembling machine which comprises a machine cabinet, a large vibration disc is arranged on the side face of the machine cabinet, a small vibration disc is arranged on the upper surface of the machine cabinet, a rotating disc type assembling module is installed on the machine cabinet, the rotating disc type assembling module comprises a rotating large rotating disc and a fixedly-arranged cam base, and the large rotating disc is fixedly connected with a fixing ring through a rotating shaft. A plurality of ejector pins are fixedly arranged at equal intervals, notches are formed in the edge of the large rotating disc at equal intervals, the small rotating disc is arranged between the large rotating disc and the small vibrating disc, the small vibrating disc feeds O-shaped rings into the notches of the small rotating disc, and the small rotating disc is driven by a driving structure to rotate anticlockwise. A gearbox is connected with a first transmission belt pulley assembly, the first transmission belt pulley assembly is in driving connection with a driving gear and a second transmission belt pulley assembly, the driving gear is in meshed connection with a driven gear, the driven gear is coaxially and fixedly connected with a large turntable, and the second transmission belt pulley assembly is in driving connection with a small turntable. Simultaneous driving of the large turntable and the small turntable is realized, driving sources are reduced, and the equipment cost is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of automation equipment, in particular to an O-ring assembly machine. Background Art

[0002] The Chinese patent authorization publication number is CN108971925A, which is a sealing ring pushing device for a nozzle pump core. The technical solution includes a motor, a gearbox, an active output shaft, a rotating shaft, a cam and a push rod mechanism. The output end of the motor is connected to the input end of the gearbox, and the output end of the gearbox is connected to the active output shaft through a synchronous belt. A gear I is sleeved on the outer peripheral wall of the bottom of the power input shaft, and a gear II is sleeved on the outer peripheral wall of the bottom of the rotating shaft. The top of the rotating shaft passes through the cam and the push rod mechanism and is connected to the rear connecting plate in sequence. Gear I is meshed with gear II. The cam is a disc cam, and the longitudinal section of the top of the cam is a wavy structure. The push rod mechanism is arranged above the cam; the push rod mechanism includes a turntable and a plurality of push rod assemblies arranged on the turntable, and the plurality of push rod assemblies are evenly arranged on the circumferential surface of the turntable. The push rod assembly includes a push rod, a sleeve, a compression spring and a push rod. The assembly machine of the technical solution has a high degree of automation, fast assembly efficiency, and has the advantages of high performance, high reliability and long service life.

[0003] However, the above-mentioned prior art solutions have the following defects: lack of automated feeding structure, existing workpieces and O-rings are fed by independent vibrating machines and turntables, and the turntable is driven by an independent driving structure, resulting in certain waste.

[0004] Therefore, we propose an O-ring assembly machine to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide an O-ring assembly machine to solve the problems raised in the above background technology.

[0006] To achieve the above object, the utility model provides the following technical solutions: an O-ring assembly machine, comprising: a cabinet, a large vibration plate is arranged on the side of the cabinet, a small vibration plate is arranged on the upper surface of the cabinet, the large vibration plate and the small vibration plate are both vibration-type feeding mechanisms, and the workpiece and the O-ring are fed respectively;

[0007] The cabinet is provided with a turntable assembly module, which comprises a rotating large turntable and a fixed cam seat;

[0008] The large turntable is fixedly connected to the fixed ring through a rotating shaft, and the rotating shaft is also connected to a driving structure. A plurality of ejectors are equidistantly arranged at the edge of the fixed ring directly below the workpiece;

[0009] The large rotating disk has slots at equal intervals on its edge, and the large rotating disk is connected to the large vibrating disk, and the large vibrating disk loads the workpiece into the slots of the large rotating disk;

[0010] A small turntable is provided between the large turntable and the small vibration plate, and the small turntable is also connected to the driving structure;

[0011] The edge of the small turntable is also provided with a notch, and the small vibrating plate loads the O-ring into the notch of the small turntable, and the small turntable is driven by the driving structure to rotate counterclockwise.

[0012] Preferably, the ejector pin is slidably connected to the fixing ring up and down, the lower end of the ejector pin abuts against the corrugated convex ring, the corrugated convex ring is fixedly mounted on the cam seat, and a return spring is sleeved on the part of the ejector pin below the fixing ring.

[0013] Preferably, the large turntable is provided with a plurality of detectors in sequence in the clockwise direction of the small turntable.

[0014] Preferably, the large turntable is provided with a good product channel and a defective product channel in sequence in the clockwise direction of the detector, and air pipes are provided on both the good product channel and the defective product channel.

[0015] Preferably, the driving structure comprises a servo motor, the servo motor is driven to be connected to a gearbox, the gearbox is connected to a first transmission pulley assembly, and the first transmission pulley assembly is driven to be connected to a driving gear and a second transmission pulley assembly.

[0016] Preferably, the driving gear is meshedly connected to the driven gear, the driven gear is coaxially fixedly connected to the large turntable, and the second transmission pulley assembly is drivingly connected to the small turntable.

[0017] Compared with the prior art, the beneficial effects of the utility model are:

[0018] The driving structure includes a servo motor and a gearbox, the gearbox is connected to a first transmission pulley assembly, the first transmission pulley assembly is driven to connect a driving gear and a second transmission pulley assembly, the driving gear is meshed to connect a driven gear, the driven gear is coaxially fixedly connected to a large turntable, and the second transmission pulley assembly is driven to connect a small turntable, thereby achieving simultaneous driving of the large turntable and the small turntable, reducing driving sources, and reducing equipment costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the structure of the utility model;

[0020] Figure 2 It is a structural schematic diagram of the driving structure in the utility model;

[0021] Figure 3 It is a schematic diagram of the local structure of the driving structure in the utility model;

[0022] Figure 4 It is a structural schematic diagram of the large turntable in the utility model.

[0023] In the figure: 1. large vibration plate; 2. small vibration plate; 3. large turntable; 31. servo motor; 32. gearbox; 33. second transmission pulley assembly; 34. first transmission pulley assembly; 341. driving gear; 342. driven gear; 35. workpiece; 4. small turntable; 41. O-ring; 5. ejector pin; 6. return spring; 7. fixing ring; 8. cam seat; 81. corrugated convex ring; 9. detector; 10. good product channel; 11. defective product channel; 12. air pipe. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] See also Figure 1-4 The utility model provides a technical solution: an O-ring assembly machine, comprising: a cabinet, a large vibration plate 1 is arranged on the side of the cabinet, a small vibration plate 2 is arranged on the upper surface of the cabinet, the large vibration plate 1 and the small vibration plate 2 are both vibration-type feeding mechanisms, and the workpiece 35 and the O-ring 41 are fed respectively;

[0026] A turntable assembly module is installed on the cabinet, and the turntable assembly module includes a rotating large turntable 3 and a fixed cam seat 8;

[0027] The large turntable 3 is fixedly connected to the fixing ring 7 via a rotating shaft, and the rotating shaft is also connected to a driving structure, which is arranged in the cabinet;

[0028] Notches are equidistantly provided at the edge of the large turntable 3, and the large turntable 3 is docked with the large vibrating plate 1, and the large vibrating plate 1 loads the workpiece 35 into the notches of the large turntable 3;

[0029] A small turntable 4 is provided between the large turntable 3 and the small vibration plate 2, and the small turntable 4 is also connected to the driving structure to realize clockwise stepping rotation;

[0030] The small rotating disk 4 is also provided with a notch at the edge thereof, and the small vibrating disk 2 feeds the O-ring 41 into the notch of the small rotating disk 4, and the small rotating disk 4 is driven by the driving structure to rotate counterclockwise;

[0031] An ejector pin 5 is arranged at the edge of the fixing ring 7 just below the workpiece 35. The ejector pin 5 is connected to the fixing ring 7 by sliding up and down. The lower end of the ejector pin 5 is in contact with the corrugated convex ring 81. The corrugated convex ring 81 is fixedly mounted on the cam seat 8. A reset spring 6 is sleeved on the part of the ejector pin 5 below the fixing ring 7. When the corrugated convex ring 81 squeezes the ejector pin 5 to rise, the reset spring 6 is compressed, so that the lower end of the ejector pin 5 is always in contact with the corrugated convex ring 81.

[0032] When the small turntable 4 drives the O-ring 41 to move above the ejector pin 5, the ejector pin 5 is lifted up by the corrugated convex ring 81 to contact the overlapping O-ring 41, and the O-ring 41 is lifted up and removed by the ejector pin 5. In the following rotation process, the corrugated convex ring 81 lifts the ejector pin 5 again, and the O-ring 41 is squeezed and sleeved on the workpiece 35, and then the large turntable 3 continues to rotate;

[0033] The large turntable 3 is provided with a plurality of detectors 9 in the clockwise direction of the small turntable 4, and detects the workpiece 35 after the O-ring 41 is sleeved.

[0034] The large turntable 3 is provided with a good product channel 10 and a defective product channel 11 in the clockwise direction of the detector 9. The good product channel 10 and the defective product channel 11 are both provided with an air pipe 12. The air pipe 12 blows the qualified and unqualified workpieces 35 into the good product channel 10 and the defective product channel 11 respectively to complete the unloading.

[0035] The driving structure includes a servo motor 31, the servo motor 31 is driven to connect to a gearbox 32, the gearbox 32 is connected to a first transmission pulley assembly 34, and the first transmission pulley assembly 34 is driven to connect to a driving gear 341 and a second transmission pulley assembly 33;

[0036] The driving gear 341 is meshedly connected to the driven gear 342, and the driven gear 342 is coaxially fixedly connected to the large turntable 3;

[0037] The second transmission pulley assembly 33 drives and connects the small turntable 4 , thereby achieving simultaneous driving of the large turntable 3 and the small turntable 4 .

[0038] Working principle: the driving structure drives the small turntable 4 and the large turntable 3 to rotate at the same time, and the small turntable 4 and the large turntable 3 load the O-ring 41 and the workpiece 35 respectively. The small turntable 4 transfers the O-ring 41 to the top of the ejector pin 5, and the ejector pin 5 is lifted up by the corrugated convex ring 81 to receive the O-ring 41. The ejector pin 5 drives the O-ring 41 to continue to rotate, and under the further action of the corrugated convex ring 81, the O-ring 41 is pressed and mounted on the workpiece 35, thereby completing the assembly of the O-ring 41.

[0039] The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0040] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An O-ring assembly machine, comprising: a cabinet, a large vibration plate (1) is arranged on the side of the cabinet, and a small vibration plate (2) is arranged on the upper surface of the cabinet, the large vibration plate (1) and the small vibration plate (2) are both vibration-type feeding mechanisms, and are used to feed workpieces (35) and O-rings (41) respectively; Features: A turntable assembly module is installed on the cabinet, and the turntable assembly module comprises a rotating large turntable (3) and a fixed cam seat (8); The large turntable (3) is fixedly connected to the fixed ring (7) via a rotating shaft, and the rotating shaft is also connected to a driving structure. A plurality of ejector pins (5) are equidistantly arranged at the edge of the fixed ring (7) just below the workpiece (35); The large rotating disk (3) has slots at equal intervals on its edge, the large rotating disk (3) is connected to the large vibrating disk (1), and the large vibrating disk (1) loads the workpiece (35) into the slots of the large rotating disk (3); A small rotating disk (4) is provided between the large rotating disk (3) and the small vibrating disk (2), and the small rotating disk (4) is also connected to the driving structure; The edge of the small rotating disk (4) is also provided with a notch, and the small vibrating disk (2) loads the O-ring (41) into the notch of the small rotating disk (4), and the small rotating disk (4) is driven by the driving structure to rotate counterclockwise.

2. An O-ring assembly machine according to claim 1, characterized in that: The ejector pin (5) is slidably connected to the fixing ring (7) up and down, the lower end of the ejector pin (5) abuts against a wave-shaped convex ring (81), the wave-shaped convex ring (81) is fixedly mounted on the cam seat (8), and the part of the ejector pin (5) located below the fixing ring (7) is sleeved with a return spring (6).

3. An O-ring assembly machine according to claim 1, characterized in that: The large rotating disk (3) is provided with a plurality of detectors (9) in sequence in the clockwise direction of the small rotating disk (4).

4. An O-ring assembly machine according to claim 3, characterized in that: The large turntable (3) is provided with a good product channel (10) and a bad product channel (11) in sequence in the clockwise direction of the detector (9), and both the good product channel (10) and the bad product channel (11) are provided with an air pipe (12).

5. The O-ring assembly machine according to claim 1, characterized in that: The driving structure comprises a servo motor (31), the servo motor (31) is drivingly connected to a gearbox (32), the gearbox (32) is connected to a first transmission pulley assembly (34), and the first transmission pulley assembly (34) is drivingly connected to a driving gear (341) and a second transmission pulley assembly (33).

6. An O-ring assembly machine according to claim 5, characterized in that: The driving gear (341) is meshedly connected to the driven gear (342), the driven gear (342) is coaxially fixedly connected to the large rotating disk (3), and the second transmission pulley assembly (33) is drivingly connected to the small rotating disk (4).

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