CN204657848U

CN204657848U - Swing arm zigzag tread patterns structure

Info

Publication number: CN204657848U
Application number: CN201520161647.2U
Authority: CN
Inventors: 朱德芳
Original assignee: Chongqing Ling Feng Science And Technology Ltd
Current assignee: Chongqing Ling Feng Science And Technology Ltd
Priority date: 2015-03-21
Filing date: 2015-03-21
Publication date: 2015-09-23
Anticipated expiration: 2025-03-21

Abstract

The utility model discloses: swing arm zigzag tread patterns structure, comprise bearing, lead, the upper mounted plate that is fixed on respectively the upper and lower two ends of lead and bottom plate, swing arm, bearing, longitudinal sliding block and driving mechanism; Bottom plate lower surface is fixed on bearing, in being fixed with, bottom plate upper surface establishes the spring base of elastic component, the lower surface that driving mechanism is fixed on upper mounted plate, its output sleeve is provided with eccentric wheel, the inner ring of bearing is sheathed on eccentric wheel, one end of swing arm is sheathed on the outer ring of bearing, the other end of swing arm is hinged with the swing arm Connection Block that can coordinate with spring base, lead is arranged with lead relatively and does the slide block Connection Block moving up and down, swing arm Connection Block and slide block Connection Block are all connected with the same end face of longitudinal sliding block. The utility model not only can improve the uniformity that longitudinal sliding block moves up and down, and the stability of operation also can be improved greatly, have vertically move that precision is high, stable, the advantage of compact conformation, long service life.

Description

Swing arm zigzag tread patterns structure

Technical field

The utility model relates to electronic equipment manufacture field, especially relates to swing arm zigzag tread patterns structure.

Background technology

In the assembling process of finished product, parts need be put to specific position, especially electronic device field. For enhancing productivity and reducing production cost and human cost, automatically precisely need put batch electronic component. And mostly ordering machine equipment is in the market the product for large scale, low precision and researches and develops, its travel mechanism is conventionally unstable, very easily causes the problem that electronic component assembling is crooked, height differs, thus has a strong impact on quality and the efficiency of production.

Utility model content

The purpose of this utility model is the defect that overcomes above-mentioned existing zigzag tread patterns structure, swing arm zigzag tread patterns structure is provided, stability and uniformity that longitudinal sliding block move can be improved, have vertically move that precision is high, stable, the advantage of compact conformation, long service life.

The purpose of this utility model is achieved through the following technical solutions:

Swing arm zigzag tread patterns structure, lead, the upper mounted plate that is fixed on respectively the upper and lower two ends of lead and the bottom plate, swing arm, bearing, longitudinal sliding block and the driving mechanism for driving swing arm to move that comprise bearing, vertically arrange; Bottom plate lower surface is fixed on bearing, in being fixed with, bottom plate upper surface establishes the spring base of elastic component, the lower surface that driving mechanism is fixed on upper mounted plate, its output sleeve is provided with eccentric wheel, the inner ring of bearing is sheathed on eccentric wheel, one end of swing arm is sheathed on the outer ring of bearing, the other end of swing arm is hinged with the swing arm Connection Block that can coordinate with spring base, lead is arranged with lead relatively and does the slide block Connection Block moving up and down, swing arm Connection Block and slide block Connection Block are all connected with the same end face of longitudinal sliding block. In the utility model, bearing is used for supporting upper mounted plate, and enough space is provided moves up and down for longitudinal sliding block. Driving mechanism makes eccentric wheel rotate for providing source power. Under the effect of bearing, swing arm is not rotated together with eccentric wheel, but can swing along with the variation of eccentric wheel pivot high and low position. In swing process, then can there is the variation of high and low position in swing arm bottom. Because swing arm Connection Block and swing arm are articulated and connected, thus swing arm Connection Block also can change along with the variation of swing arm bottom high and low position. But under the effect of lead guiding, swing arm Connection Block only can move up and down and can not swing along with swing arm, and then swing arm Connection Block only can drive the longitudinal sliding block being connected with it to move up and down. Spring base is used to swing arm Connection Block that cushioning effect power is provided, and reduces concussion.

The stability moving up and down for improving longitudinal sliding block, further, described lead is provided with two, described driving mechanism, described swing arm, described swing arm Connection Block and all regions between two leads of described spring base.

Further, lead described in each is at least arranged with two slide block Connection Blocks.

For drawing materials convenient and reducing cost, further, described elastic component is the torsionspring vertically arranging, and torsionspring lower end is fixed in described spring base, and its upper end acts on the lower surface of described swing arm Connection Block.

For enhancing productivity, further, described driving mechanism is stepper motor.

For optimizing structure, improve operation stability, further, also comprise the fluted setting in middle part and be fixed on the driving mechanism mount pad of fixed plate, described driving mechanism and driving mechanism mount pad are connected, and output shaft and the described eccentric wheel of described driving mechanism are all positioned at the groove of driving mechanism mount pad.

Compared with existing zigzag tread patterns structure, the utility model has following beneficial effect:

1, by the setting of eccentric wheel and swing arm, when driving mechanism activation force is identical, because eccentric wheel is specific, the cycle that its pivot high and low position changes and distance are equal, thus can ensure that the cycle that swing arm bottom high and low position changes and distance are also equal, thus the distance moving up and down in each cycle of longitudinal sliding block can be made relatively uniform, so the suction nozzle being fixed on longitudinal sliding block just can be made to have unified work done to electronic component, quality and the efficiency of batch production correspondingly just can be improved.

2, by the setting of spring base, the concussion that because swing arm move bring can be reduced, the stability of the utility model operation both can have been improved thus, of the present utility model service life can be extended again.

Accordingly, the utility model not only can improve the uniformity that longitudinal sliding block moves up and down, and the stability of operation also can be improved greatly, have vertically move that precision is high, stable, the advantage of compact conformation, long service life.

Accompanying drawing explanation

Fig. 1 is the structural representation of a swing arm zigzag tread patterns structure described in the utility model specific embodiment;

Fig. 2 is the front view of a swing arm zigzag tread patterns structure described in the utility model specific embodiment;

Fig. 3 is the rearview of a swing arm zigzag tread patterns structure described in the utility model specific embodiment;

Fig. 4 is the structural representation of a swing arm specific embodiment in swing arm zigzag tread patterns structure described in the utility model;

Fig. 5 is the front view of a swing arm specific embodiment in swing arm zigzag tread patterns structure described in the utility model.

Name in accompanying drawing corresponding to Reference numeral is called: 1, bearing, and 2, lead, 31, upper mounted plate, 32, bottom plate, 4, swing arm, 5, driving mechanism, 6, bearing, 7, longitudinal sliding block, 8, spring base, 9, swing arm Connection Block, 10, slide block Connection Block, 11, driving mechanism mount pad.

Detailed description of the invention

Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, but embodiment of the present utility model is not limited to this.

Embodiment 1

As shown in Figures 1 to 5, swing arm zigzag tread patterns structure, lead 2, the upper mounted plate 31 that is fixed on respectively lead about 2 two ends and the bottom plate 32, swing arm 4, bearing 6, longitudinal sliding block 7 and the driving mechanism 5 for driving swing arm 4 to move that comprise bearing 1, vertically arrange, bottom plate 32 lower surface is fixed on bearing 1, in being fixed with, bottom plate 32 upper surface establishes the spring base 8 of elastic component, driving mechanism 5 is fixed on the lower surface of upper mounted plate 31, its output sleeve is provided with eccentric wheel 51, the inner ring of bearing 6 is sheathed on eccentric wheel 51, one end of swing arm 4 is sheathed on the outer ring of bearing 6, the other end of swing arm 4 is hinged with the swing arm Connection Block 9 that can coordinate with spring base 8, lead 2 is arranged with lead 2 relatively and does the slide block Connection Block 10 moving up and down, swing arm Connection Block 9 and slide block Connection Block 10 are all connected with the same end face of longitudinal sliding block 7.

In the present embodiment, bearing 1 for supporting upper mounted plate 31, and provides enough space and moves up and down for longitudinal sliding block 7. Driving mechanism 5 makes eccentric wheel 51 rotate for providing source power. Under the effect of bearing 6, swing arm 4 is not rotated together with eccentric wheel 51, but can swing along with the variation of eccentric wheel 51 pivot high and low position. In swing process, then can there is the variation of high and low position in swing arm 4 bottom. Because swing arm Connection Block 9 and swing arm 4 are articulated and connected, thus swing arm Connection Block 9 also can change along with the variation of swing arm 4 bottom high and low position. But under the effect that lead 2 leads, swing arm Connection Block 9 only can move up and down and can not swing along with swing arm 4, and then swing arm Connection Block 9 only can drive the longitudinal sliding block 7 being connected with it to move up and down. When driving eccentric wheel 51 to rotate due to driving mechanism 5 and then each parts interlock occurs, can drive whole device that larger vibrations occur unavoidably, the setting by the interior elastic component of spring base 8 then can provide cushioning effect power, reduces concussion. In the present embodiment when application, longitudinal sliding block 7 lower end can be fixed with the suction nozzle for stick electronic components, like this then can complete and follow-up put work.

Preferably, described lead 2 is provided with two, all regions between two leads 2 of described driving mechanism 5, described swing arm 4, described swing arm Connection Block 9 and described spring base 8. So setting swing arm 4 and swing arm Connection Block 9 both can make mobile lead 2 can not be subject to impact, stability that longitudinal sliding block 7 move up and down can be improved again.

Further, two slide block Connection Blocks 10 described in each, on lead 2, are at least arranged with. So setting can be connected with longitudinal sliding block 7 better, and provides good guide effect for longitudinal sliding block 7.

Preferably, described elastic component is the torsionspring vertically arranging, and torsionspring lower end is fixed in described spring base 8, and its upper end acts on the lower surface of described swing arm Connection Block 9. Described driving mechanism 5 is stepper motor. Stepper motor can provide high-speed rotation power, improves efficiency of assembling.

Above content is the further description of the utility model being done in conjunction with concrete preferred embodiment, can not assert that detailed description of the invention of the present utility model is confined to these explanations. For the utility model person of an ordinary skill in the technical field, other embodiments that draw under not departing from the technical solution of the utility model, all should be included in protection domain of the present utility model.

Claims

1. swing arm zigzag tread patterns structure, is characterized in that: the lead (2) that comprise bearing (1), vertically arranges, the upper mounted plate (31) and bottom plate (32), swing arm (4), bearing (6), longitudinal sliding block (7) and the driving mechanism (5) for driving swing arm (4) mobile that are fixed on respectively the upper and lower two ends of lead (2), bottom plate (32) lower surface is fixed on bearing (1), in being fixed with, bottom plate (32) upper surface establishes the spring base (8) of elastic component, driving mechanism (5) is fixed on the lower surface of upper mounted plate (31), its output sleeve is provided with eccentric wheel (51), the inner ring of bearing (6) is sheathed on eccentric wheel (51), one end of swing arm (4) is sheathed on the outer ring of bearing (6), the other end of swing arm (4) is hinged with the swing arm Connection Block (9) that can coordinate with spring base (8), lead (2) is arranged with lead (2) relatively and does the slide block Connection Block (10) moving up and down, swing arm Connection Block (9) and slide block Connection Block (10) are all connected with the same end face of longitudinal sliding block (7).

2. swing arm zigzag tread patterns structure according to claim 1, it is characterized in that: described lead (2) is provided with two, described driving mechanism (5), described swing arm (4), described swing arm Connection Block (9) and described spring base (8) are all positioned at the region between two leads (2).

3. swing arm zigzag tread patterns structure according to claim 2, is characterized in that: on lead described in each (2), be at least arranged with two slide block Connection Blocks (10).

4. swing arm zigzag tread patterns structure according to claim 3, it is characterized in that: described elastic component is the torsionspring vertically arranging, torsionspring lower end is fixed in described spring base (8), and its upper end acts on the lower surface of described swing arm Connection Block (9).

5. swing arm zigzag tread patterns structure according to claim 3, is characterized in that: described driving mechanism (5) is stepper motor.

6. the swing arm zigzag tread patterns structure according to any one in claim 1 ~ 5, it is characterized in that: also comprise the fluted setting in middle part and be fixed on the driving mechanism mount pad (11) of fixed plate (31), described driving mechanism (5) is connected with driving mechanism mount pad (11), and output shaft and the described eccentric wheel (51) of described driving mechanism (5) are all positioned at the groove of driving mechanism mount pad (11).