CN210312394U

CN210312394U - Feeding and discharging driving mechanism of SMT feeding frame

Info

Publication number: CN210312394U
Application number: CN201921270405.1U
Authority: CN
Inventors: 贺振华; 曾思江; 邱征东; 肖路生
Original assignee: Guangzhou Yanhang Electronics Co ltd
Current assignee: Guangzhou Yanhang Electronics Co ltd
Priority date: 2019-08-07
Filing date: 2019-08-07
Publication date: 2020-04-14
Anticipated expiration: 2029-08-07

Abstract

The utility model discloses a last unloading actuating mechanism of SMT upper plate frame, including horizontal stand and eccentric platform, the vertical rotation axis that runs through in inside of horizontal stand, the lasso has been cup jointed to the outside of rotary disk, the outer wall of lasso is fixed with the die-pin, the tip top vertical fixation of die-pin has the strut, the below of rotary disk is provided with the sleeve, telescopic outer wall is fixed with the horizontal pole, the end of atress pole is fixed on the die-pin, the upper end at the rotation axis is fixed to eccentric platform, the upper surface both sides border of eccentric platform all is fixed with the balladeur train, the below laminating of hollow square pole has the pressure strip. This last unloading actuating mechanism of SMT upper plate frame, compact structure is inseparable, and the principle is clear, can realize nimble switching-over that turns to, application scope is wide, and application scenario is wide, has good application prospect, and eccentric platform is rotatory around the rotation axis, can turn to a certain angle with eccentric platform wantonly to accomplish the multidirectional transfer work to SMT upper plate frame.

Description

Feeding and discharging driving mechanism of SMT feeding frame

Technical Field

The utility model relates to a feeding actuating mechanism technical field on SMT upper plate frame specifically is a feeding and discharging actuating mechanism of SMT upper plate frame.

Background

SMT is a circuit assembly technology that is used for installing surface-mounted components packaged in a matrix arrangement without pins, short leads or balls on the surface of a printed circuit board or other substrates and carrying out welding assembly by methods such as reflow soldering or dip soldering, and an SMT upper plate frame is a device for storing the printed circuit board.

The last actuating mechanism that goes up of current SMT upper plate frame is mostly the complete machine structure, and the structure is complicated, and to the plane switching-over, has certain limitation, for example, is difficult to realize nimble switching-over that turns to on transporting the production facility of all directions with SMT upper plate frame, be unfavorable for arranging of production water line, the more cost of easy expense, for this reason, we propose the last actuating mechanism that goes up of SMT upper plate frame.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a last unloading actuating mechanism of SMT upper plate frame to the unloading actuating mechanism structure is complicated on solving the current SMT upper plate frame that proposes in the above-mentioned background art, and is difficult to realize the nimble problem that turns to the switching-over.

In order to achieve the above object, the utility model provides a following technical scheme: a feeding and discharging driving mechanism of an SMT upper plate frame comprises a horizontal table and an eccentric table, wherein a rotating shaft vertically penetrates through the horizontal table, and the rotating shaft is provided with a rotating disk, the outer part of the rotating disk is sleeved with a ferrule, the outer wall of the ferrule is fixed with a support rod, a support frame is vertically fixed above the end part of the support rod, a sleeve is arranged below the rotating disc, the sleeve is sleeved outside the rotating shaft, the outer wall of the sleeve is fixed with a cross rod, stress rods are fixed above the cross rod at equal intervals, the tail end of the stress rod is fixed on the support rod, the eccentric table is fixed at the upper end of the rotating shaft, and the middle of the upper surface of the eccentric table is provided with a conveying roller, the two side edges of the upper surface of the eccentric table are fixed with sliding frames, a hollow square rod is assembled on the sliding frame, a pressing plate is attached to the lower part of the hollow square rod, and one end of a bolt is in threaded connection with a threaded hole of the pressing plate and then abuts against the side face of the sliding frame; solid square pole has been run through to the top of hollow square pole, and links to each other through the screw between hollow square pole and the solid square pole, the inboard level of hollow square pole is fixed with the horizontal plate, and the top of horizontal plate settles respectively and have elevator motor and first pulley, elevator motor's axle head is connected with the axle head of first pulley through the belt, the second pulley is installed on the top of solid square pole, and the outer lane of first pulley and second pulley all twines and is equipped with the cable wire, the end connection of cable wire has the couple.

Preferably, the outer wall of the rotating disc is provided with a ring groove, balls are embedded into the inner side of the ring groove at equal intervals, and the ring groove and the ferrule are matched in size.

Preferably, springs are arranged below the cross rod at equal intervals, and the tail ends of the springs are connected with universal wheels.

Preferably, the inside of eccentric platform level is seted up the spout, and the bottom of hollow square pole stretches into in the spout.

Preferably, a rubber wheel is arranged at the bottom end of the hollow square rod and matched in the sliding groove.

Preferably, the hollow square rod and the sliding frame are matched with each other to form a sliding structure.

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

1. this last unloading actuating mechanism of SMT upper plate frame, compact structure is inseparable, and the principle is clear, can realize nimble switching-over that turns to, application scope is wide, and application scenario is wide, has good application prospect, and eccentric platform is rotatory around the rotation axis, can turn to a certain angle with eccentric platform wantonly to accomplish the multidirectional transfer work to SMT upper plate frame.

2. The ferrule is assembled on the rotating disk, the ferrule can rotate around the vertical center of the rotating disk, the friction force between the ferrule and the rotating disk is small, the universal wheel and the spring play a role in supporting and assisting in rotation of the cross rod, and the main purpose of the supporting rod, the supporting frame, the cross rod and the stress rod is to support the eccentric table so that the eccentric table can stably rotate.

3. The conveying roller is driven to rotate, the horizontal conveying work of the SMT upper plate frame is completed, the hollow square rod can be moved to meet the requirement that the SMT upper plate frame is conveyed up and down under different positions, the lifting motor drives the first pulley to rotate through the belt, the first pulley receives and releases the steel cable, the hook hooks the SMT upper plate frame, and the upper and lower conveying work of the SMT upper plate frame is completed.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of the back structure of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 4 is an enlarged schematic view of the structure of FIG. 1 at B according to the present invention;

fig. 5 is a schematic view of the pulley block structure of the present invention.

In the figure: 1. a horizontal table; 2. a rotating shaft; 3. rotating the disc; 3-1, a ring groove; 3-2, rolling balls; 4. a ferrule; 5. a support rod; 6. a support frame; 7. a sleeve; 8. a cross bar; 9. a stress beam; 10. a spring; 11. a universal wheel; 12. an eccentric table; 12-1, a chute; 13. a transfer roller; 14. a carriage; 15. a hollow square bar; 16. a compression plate; 17. a rubber wheel; 18. a solid square bar; 19. a horizontal plate; 20. a lifting motor; 21. a first pulley; 22. a second pulley; 23. a steel cord; 24. and (4) hanging hooks.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a feeding and discharging driving mechanism of an SMT upper plate frame comprises a horizontal table 1 and an eccentric table 12, a rotating shaft 2 vertically penetrates through the interior of the horizontal table 1, a rotating disc 3 is mounted on the rotating shaft 2, a ferrule 4 is sleeved on the exterior of the rotating disc 3, a ring groove 3-1 is formed in the outer wall of the rotating disc 3, balls 3-2 are embedded into the inner side of the ring groove 3-1 at equal intervals, the ring groove 3-1 and the ferrule 4 are matched with each other in size, the ferrule 4 is assembled on the rotating disc 3 through the ring groove 3-1, the ferrule 4 can rotate around the vertical center of the rotating disc 3, and the balls 3-2 are used for reducing friction between the rotating disc 3 and the ferrule 4;

a supporting rod 5 is fixed on the outer wall of the ferrule 4, a supporting frame 6 is vertically fixed above the end part of the supporting rod 5, a sleeve 7 is arranged below the rotating disk 3, the sleeve 7 is sleeved outside the rotating shaft 2, a cross rod 8 is fixed on the outer wall of the sleeve 7, stress rods 9 are fixed on the upper portion of the cross rod 8 at equal intervals, the tail ends of the stress rods 9 are fixed on the supporting rod 5, springs 10 are arranged on the lower portion of the cross rod 8 at equal intervals, universal wheels 11 are connected to the tail ends of the springs 10, the universal wheels 11 are connected to the cross rod 8 through the springs 10 and form an elastic structure with the cross rod 8, the universal wheels 11 can roll along with the rotation of the cross rod 8, the friction between the cross rod 8 and the horizontal table 1 in the rotation process can be reduced while the cross rod 8 is supported, the rotation of the cross rod 8 is smoother, and the action requirements of the cross rod 8 under different installation heights can be met by utilizing the elastic, and can play a certain shock absorption effect;

the eccentric table 12 is fixed on the upper end of the rotating shaft 2, a transfer roller 13 is arranged in the middle of the upper surface of the eccentric table 12, the end of the rotating shaft 2 is connected with a motor or a transmission mechanism, the rotating shaft 2 can drive the rotating disc 3 and the eccentric table 12 to rotate together after rotating, the support rod 5, the support frame 6, the cross rod 8 and the stress rod 9 are used for supporting the eccentric table 12, the eccentric table 12 rotates around the rotating shaft 2, at the moment, the eccentric table 12 can be randomly turned to a certain angle to complete the multidirectional transfer work of the SMT upper plate frame, the transfer rollers 13 are respectively driven to operate by a set of complete driving mechanism, the partial structure refers to the belt transmission or gear transmission process of the motor, the transfer rollers 13 start to rotate after being driven, so that the horizontal transfer work of the SMT upper plate frame is completed, the two side edges of the upper surface of the eccentric table 12 are both fixed with a carriage 14, and the carriage 14 is assembled, the eccentric table 12 is horizontally provided with a sliding groove 12-1 inside, the bottom end of a hollow square rod 15 extends into the sliding groove 12-1, the sliding groove 12-1 provides a track base for the movement of the hollow square rod 15, a rubber wheel 17 is arranged at the bottom end of the hollow square rod 15, the rubber wheel 17 is matched in the sliding groove 12-1, the rubber wheel 17 reduces the friction force between the bottom end of the hollow square rod 15 and the inner groove surface of the sliding groove 12-1, so that the hollow square rod 15 moves more stably and smoothly, a pressing plate 16 is attached below the hollow square rod 15, one end of a bolt is in threaded connection with a threaded hole of the pressing plate 16 and then is pressed against the side surface of the sliding frame 14, when the bolt penetrating through the pressing plate 16 is not pressed against the side surface of the sliding frame 14, the hollow square rod 15 and the sliding frame 14 are matched with each other to form a sliding structure, and the lower part of the hollow square rod 15 is in fixed connection with the sliding, the hollow square bar 15 is matched in a slide way in the middle of the sliding frame 14 and can move along the horizontal direction of the sliding frame 14, and a screw penetrates through the compression plate 16 and is used for fixing the displaced hollow square bar 15;

a solid square rod 18 penetrates through the upper part of the hollow square rod 15, the hollow square rod 15 is connected with the solid square rod 18 through screws, a horizontal plate 19 is horizontally fixed on the inner side of the hollow square rod 15, a lifting motor 20 and a first pulley 21 are respectively arranged above the horizontal plate 19, the shaft end of the lifting motor 20 is connected with the shaft end of the first pulley 21 through a belt, a second pulley 22 is installed at the top end of the solid square rod 18, steel cables 23 are wound on the outer rings of the first pulley 21 and the second pulley 22, a hook 24 is connected to the end part of each steel cable 23, the lifting motor 20 drives the first pulley 21 to rotate through the belt, the steel cables 23 are stored in the first pulley 21, the hook 24 hooks the SMT upper plate frame, and the upper and lower conveying work of the SMT upper plate frame is completed along with the operation of storing and releasing the steel cables 23.

It should be noted that: the driving method of the rotating shaft 2 of the present invention is not essentially different from the prior art, and therefore, it is not described in detail here, for example: the motor is fixed on the horizontal table 1, and a rotating shaft of the motor is meshed with a gear on the rotating shaft 2 through a gear. The driving technique of the conveying roller 13 of the present invention is not essentially different from the driving technique of the roller transmission on the conveying line, and therefore, it is not described in detail here.

The working principle is as follows: for the feeding and discharging driving mechanism, firstly, a motor connected with the shaft end of a rotating shaft 2 is started, after the rotating shaft 2 rotates, a rotating disc 3 and an eccentric table 12 rotate together, the eccentric table 12 rotates around the rotating shaft 2, at the moment, the eccentric table 12 can be randomly turned to a certain angle to finish multidirectional transfer work of an SMT upper plate frame, and in the rotating process of the eccentric table 12, a support frame 6 connected with the eccentric table 12 drives a support rod 5 and a stress rod 9 connected with the support rod 5 to drive a cross rod 8 to rotate together relative to the rotating disc 3, so that stable support for the eccentric table 12 is ensured;

the SMT upper plate frame is placed on the eccentric table 12, the driving mechanism connected with the transfer roller 13 is started, after the transfer roller 13 is driven, starting to rotate, horizontally conveying the SMT upper plate frame, when the SMT upper plate frame needs to be conveyed up and down, then can combine actual SMT upper plate frame position, along the position of balladeur train 14 removal hollow square bar 15, reuse screw fixes pressure strip 16 on balladeur train 14, combine the height of actual required transportation again, upwards take out solid square bar 18 from hollow square bar 15, reuse screw fixes solid square bar 18 on hollow square bar 15, alright hook 24 at this moment and hook SMT upper plate frame, open elevator motor 20 (the model is Y132S 1-2), elevator motor 20 pulls first pulley 21 through the belt and rotates, first pulley 21 receive and releases cable 23, pull SMT upper plate frame up-and-down motion, accomplish the use of whole unloading actuating mechanism just so.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a last unloading actuating mechanism of SMT upper plate frame, includes horizontal stand (1) and eccentric table (12), its characterized in that: the horizontal table is characterized in that a rotating shaft (2) vertically penetrates through the inside of the horizontal table (1), a rotating disc (3) is installed on the rotating shaft (2), a ferrule (4) is sleeved on the outside of the rotating disc (3), a supporting rod (5) is fixed on the outer wall of the ferrule (4), a support frame (6) is vertically fixed above the end portion of the supporting rod (5), a sleeve (7) is arranged below the rotating disc (3), the sleeve (7) is sleeved on the outside of the rotating shaft (2), a cross rod (8) is fixed on the outer wall of the sleeve (7), stress rods (9) are fixed on the cross rod (8) at equal intervals above the cross rod (8), the tail ends of the stress rods (9) are fixed on the supporting rod (5), an eccentric table (12) is fixed at the upper end of the rotating shaft (2), a conveying roller (13) is arranged in the middle of the upper surface of the eccentric table (12), and sliding carriages (14) are fixed on two side edges of the upper, a hollow square rod (15) is assembled on the sliding frame (14), a pressing plate (16) is attached to the lower portion of the hollow square rod (15), and one end of a bolt is in threaded connection with a threaded hole of the pressing plate (16) and then abuts against the side face of the sliding frame (14); solid square bar (18) have been run through to the top of hollow square bar (15), and link to each other through the screw between hollow square bar (15) and solid square bar (18), the inboard level of hollow square bar (15) is fixed with horizontal plate (19), and settles respectively in the top of horizontal plate (19) elevator motor (20) and first pulley (21), the axle head of elevator motor (20) is connected with the axle head of first pulley (21) through the belt, second pulley (22) are installed on the top of solid square bar (18), and the outer lane of first pulley (21) and second pulley (22) all twines and is equipped with cable wire (23), the end connection of cable wire (23) has couple (24).

2. The feeding and discharging driving mechanism for the SMT feeding frame according to claim 1, wherein: the outer wall of the rotating disc (3) is provided with a ring groove (3-1), balls (3-2) are embedded into the inner side of the ring groove (3-1) at equal intervals, and the ring groove (3-1) and the ferrule (4) are matched with each other in size.

3. The feeding and discharging driving mechanism for the SMT feeding frame according to claim 1, wherein: springs (10) are arranged below the cross rod (8) at equal intervals, and the tail ends of the springs (10) are connected with universal wheels (11).

4. The feeding and discharging driving mechanism for the SMT feeding frame according to claim 1, wherein: a sliding groove (12-1) is horizontally formed in the eccentric table (12), and the bottom end of the hollow square rod (15) extends into the sliding groove (12-1).

5. A feeding and discharging driving mechanism for an SMT upper plate frame according to claim 4, wherein: the bottom end of the hollow square rod (15) is provided with a rubber wheel (17), and the rubber wheel (17) is matched in the sliding groove (12-1).

6. The feeding and discharging driving mechanism for the SMT feeding frame according to claim 1, wherein: the hollow square rod (15) and the sliding frame (14) are matched with each other to form a sliding structure.