Transmission device of transmission disc and screw combination equipment

Abstract

The utility model discloses a transmission device of a transmission disc, which comprises a motor, a reduction gearbox, a transmission shaft, a limit seat, a crimping head and a friction disc, and the reduction gearbox is provided with an input shaft and an output shaft; the motor is connected with the input shaft, the output shaft is provided with a key groove, the limiting base is arranged on the lower portion of the output shaft in a sleeved mode, the pressing head is arranged on the top of the output shaft in a sleeved mode, and a pre-pressing spring is arranged between the limiting base and the pressing head. A pin is arranged on the crimping head, extends into the key groove and can move up and down along the key groove; the transmission shaft is arranged right opposite to the output shaft, the friction disc is fixedly arranged at the lower end of the transmission shaft, and the pressing head abuts against the friction disc. Correspondingly, the utility model further provides screw combination equipment. According to the utility model, the transmission shaft can drive the transmission disc to rotate, so as to meet the screw assembly requirement; impact generated when rotation of the conveying disc is blocked is eliminated, and the motor and a mechanism on the periphery of the conveying disc are protected.

Description

TECHNICAL FIELD

[0001] The utility model relates to a transmission device, especially a transmission device of a conveying disc and a screw combination equipment. BACKGROUND

[0002] The screw combination equipment is a machine for combining screws with other accessories. It mainly uses the transmission teeth on the conveying disc to support the screws and other accessories, and through the pressing mechanism, the screws are pressed into the accessories directly below to complete the assembly of the combined screws. The screws and their accessories are transmitted by the rotation of the conveying disc. The existing screw combination equipment drives the corresponding gear through the motor to drive the rotating shaft of the conveying disc. However, during the operation of the screw combination equipment, the conveying disc is easily stuck by the screws and other objects, resulting in poor rotation of the conveying disc. The existing transmission structure is easy to cause the motor to stop rotating when the conveying disc is stuck, which affects the service life of the motor. When the screw is stuck between the transmission teeth and other limiting components, the conveying disc is easy to break the limiting components on the outside due to excessive power, causing damage to the equipment. SUMMARY

[0003] The utility model discloses a kind of transmission devices of conveying disc and a screw combination equipment, can drive conveying disc rotation by transmission shaft, meet screw assembly demand;Dissolve the impact generated when conveying disc rotation is blocked, protect motor and the mechanism of conveying disc periphery.

[0004] In order to solve the above technical problems, the utility model provides a kind of transmission device of conveying disc, including motor, reduction gearbox, transmission shaft, limit seat, pressure contact and friction disc, the reduction gearbox has input shaft and output shaft, the output shaft is located at the upper end of the reduction gearbox;The motor is connected with the input shaft, keyway is equipped on the output shaft, the limit seat is sleeved on the lower part of the output shaft, the pressure contact is sleeved on the top of the output shaft, and pre-press spring is equipped between the limit seat and pressure contact;Pin is equipped on the pressure contact, the pin is inserted into the keyway and can move up and down along the keyway;The transmission shaft is arranged opposite to the output shaft, the friction disc is fixedly arranged at the lower end of the transmission shaft, and the pressure contact is abutted with the friction disc.

[0005] As an improvement of the above scheme, the diameter of the friction disc is greater than the diameter of the pressure contact, the bottom of the friction disc is provided with a connecting groove, and the connecting groove is matched with the outer contour of the pressure contact.

[0006] As an improvement of the above scheme, the friction disc is centrally provided with a connecting hole, and the transmission shaft passes through the connecting hole to fix the friction disc by bolts.

[0007] As an improvement of the above scheme, the friction disc is made of silica gel.

[0008] As the improvement of the above-mentioned scheme, the motor is arranged below the reduction gearbox, the input shaft is arranged at the side of the reduction gearbox, the motor is connected with a first toothed disc, the input shaft is connected with a second toothed disc, and a transmission chain is arranged between the first toothed disc and the second toothed disc.

[0009] As the improvement of the above-mentioned scheme, the transmission shaft is arranged in a bearing seat, the bearing seat is fixedly connected with the frame, and a rolling bearing is arranged between the bearing seat and the transmission shaft.

[0010] As the improvement of the above-mentioned scheme, the limiting seat is provided with a positioning screw hole, a fixing bolt is arranged in the positioning screw hole, and the fixing bolt is used for fixing the limiting seat at a predetermined height of the output shaft.

[0011] Correspondingly, the utility model still provides a screw combination equipment, including transmission disc, the side of transmission disc is equipped with transmission tooth, transmission disc with the transmission of the transmission device of above-mentioned drive shaft is connected.

[0012] The utility model discloses, has following beneficial effect:

[0013] The power generated by the motor is transmitted to the output shaft through the input shaft of the reduction gearbox, the rotating power of the output shaft is transmitted through the friction force between the compression joint and the friction disc, and finally the transmission disc is driven to rotate through the transmission shaft, so that the screw assembly demand is met. If the transmission disc is stopped or slowed down by external obstacles, the compression joint and the friction disc will rotate relatively, which can eliminate the impact of the transmission disc and protect the motor and the mechanism around the transmission disc. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a structural schematic diagram of a screw combination equipment according to an embodiment of the utility model;

[0015] Figure 2 It is Figure 1 the enlarged view of A of

[0016] Figure 3 It is an assembly state schematic diagram of the output shaft and the bearing seat according to an embodiment of the utility model;

[0017] Figure 4 It is a structural schematic diagram of the friction disc according to an embodiment of the utility model. DETAILED DESCRIPTION

[0018] In order to make the purpose, technical scheme and advantage of the utility model more clear, the utility model will be described in further detail below in conjunction with the drawings. Only this declaration, the orientation words of up, down, left, right, front, back, inner, outer etc. appearing or about to appear in the utility model in the text, only take the drawings of the utility model as the base, it is not the specific limitation to the utility model.

[0019] As Figure 1 and Figure 2 The utility model provides a screw combination equipment, including transmission disc 100, the side of transmission disc 100 is equipped with transmission tooth 101, transmission disc 100 is connected with the transmission shaft of transmission device. Transmission device includes motor 1, reduction gearbox 2, transmission shaft 3, limit seat 4, pressure contact 5 and friction disc 6, reduction gearbox 2 has input shaft 21 and output shaft 22, the output shaft 22 is equipped in the upper end of reduction gearbox 2, motor 1 is connected with input shaft 21, the output shaft 22 is equipped with keyway 221, limit seat 4 is sleeved in the lower part of output shaft 22, pressure contact 5 is sleeved in the top of output shaft 22, and pre-press spring 7 is equipped between limit seat 4 and pressure contact 5, the pin 8 is equipped on pressure contact 5, and the pin 8 is inserted into keyway 221 and can move up and down along keyway 221, transmission shaft 3 is opposite with output shaft 22, and friction disc 6 is fixedly equipped in the lower end of transmission shaft 3, and pressure contact 5 is in abutment with friction disc 6.

[0020] Adopt the above structure, the power of motor 1 is transmitted to output shaft 22 through the input shaft 21 of reduction gearbox 2, and the rotating power of output shaft 22 is transmitted through the friction between pressure contact 5 and friction disc 6, finally through transmission shaft 3 drives transmission disc 100 to rotate, satisfies screw assembly demand.If transmission disc 100 is stopped or slows down by external obstruction, pressure contact 5 and friction disc 6 will relatively rotate, and the impact of transmission disc 100 is eliminated, and the mechanism of motor 1 and transmission disc 100 periphery is protected.

[0021] As shown in Figure 4 In order to make the connection of pressure contact 5 and friction disc 6 more stable, the diameter of friction disc 6 is greater than the diameter of pressure contact 5, the bottom of friction disc 6 is equipped with connecting groove 61, connecting groove 61 matches the outer contour of pressure contact 5, pressure contact 5 is inserted into connecting groove 61, the connecting area of pressure contact 5 and friction disc 6 is increased, and the coaxial degree of pressure contact 5 and friction disc 6 can also be ensured.

[0022] Preferably, the central part of friction disc 6 is equipped with connecting hole 62, and transmission shaft 3 is fixed to friction disc 6 by means of countersunk connection by passing through connecting hole 62 through bolts.

[0023] Preferably, friction disc 6 is made of silica gel. The weather resistance, wear resistance and pressure resistance of silica gel are relatively superior, and the friction disc 6 made of silica gel can better transmit torque and relieve impact. Friction disc 6 can also be made of plastic.

[0024] In order to make full use of the space at the bottom of the transmission disc 100, the motor 1 is arranged below the speed reducer 2, the input shaft 21 is arranged at the side of the speed reducer 2, the motor 1 is connected with the first toothed disc 11, the input shaft 21 is connected with the second toothed disc 211, and the transmission chain 12 is arranged between the first toothed disc 11 and the second toothed disc 211. The power of the motor 1 is transmitted to the speed reducer 2 through the transmission chain 12, so that the rotation speed of the transmission disc 100 can be accurately controlled without slipping of the friction disc 6, and the screw compression assembly is completed in cooperation with the compression mechanism.

[0025] As shown in Figure 3 The transmission shaft 3 is arranged in the bearing seat 9, the bearing seat 9 is fixedly connected with the frame, and the rolling bearing 10 is arranged between the bearing seat 9 and the transmission shaft 3.

[0026] In order to adjust the pressing force of the compression joint 5 and the friction disc 6, the limiting seat 4 is provided with a positioning screw hole 41, a fixing bolt 42 is arranged in the positioning screw hole 41, and the fixing bolt 42 can fix the limiting seat 4 at a predetermined height of the output shaft 22 according to needs. If it is needed to increase the pressing force of the compression joint 5 and the friction disc 6, the limiting seat 4 can be adjusted upwards, and if it is needed to reduce the pressing force of the compression joint 5 and the friction disc 6, the limiting seat 4 can be adjusted downwards. When adjusting, the fixing bolt 42 is only needed to be loosened, and then the limiting seat 4 can be adjusted in height, so that the operation is simple and convenient.

[0027] The above is the preferred embodiment of the present application, and it should be pointed out that for ordinary skilled in the art, without departing from the principles of the present application, a number of improvements and refinements can be made, and these improvements and refinements are also considered as the protection scope of the present application.

Claims

1. A drive for a turntable, characterized in that, Motor, reduction gearbox, transmission shaft, limiting seat, pressure connector and friction disc, The reduction gearbox has an input shaft and an output shaft, and the output shaft is arranged at the upper end of the reduction gearbox. The motor is connected with the input shaft, the output shaft is provided with a key groove, the limiting seat is sleeved on the lower part of the output shaft, the pressure connector is sleeved on the top of the output shaft, and a pre-pressing spring is arranged between the limiting seat and the pressure connector. The pressure connector is provided with a pin, the pin extends into the key groove and can move up and down along the key groove, the transmission shaft is arranged opposite to the output shaft, the friction disc is fixedly arranged at the lower end of the transmission shaft, and the pressure connector abuts against the friction disc.

2. A drive for a carousel as claimed in claim 1, characterized in that The diameter of the friction disc is greater than that of the pressure connector, the bottom of the friction disc is provided with a connecting groove matched with the outer contour of the pressure connector.

3. A drive for a carousel as claimed in claim 2, characterised in that, The friction disc is centrally provided with a connecting hole, and the transmission shaft passes through the connecting hole through a bolt to fix the friction disc.

4. A conveyor for a conveyorized coating system as set forth in any of claims 1-3, wherein, The friction disc is made of silica gel.

5. The drive for a carousel as claimed in claim 1, characterized in that, The motor is arranged below the reduction gearbox, the input shaft is arranged on the side of the reduction gearbox, the motor is connected with a first tooth disc, the input shaft is connected with a second tooth disc, and a transmission chain is arranged between the first tooth disc and the second tooth disc.

6. The drive for a carousel as claimed in claim 1, characterized in that The transmission shaft is arranged in a bearing seat, the bearing seat is fixedly connected with a rack, and a rolling bearing is arranged between the bearing seat and the transmission shaft.

7. The drive for a carousel as claimed in claim 1, characterized in that The limiting seat is provided with a positioning screw hole, a fixing bolt is arranged in the positioning screw hole, and the fixing bolt is used for fixing the limiting seat at a predetermined height of the output shaft.

8. A screw assembly apparatus comprising a transfer disc, the transfer disc having a side surface provided with a transfer tooth, characterised in that, The transmission disc is connected with the transmission shaft of the transmission device of any one of claims 1-7.

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