High-precision rotary unfolding mechanism

Abstract

The utility model discloses a high-precision rotary unfolding mechanism which comprises a mechanism base, a servo motor used for driving is installed at the bottom of the mechanism base, a cam follower is movably arranged on the mechanism base, and a track plate is movably arranged between the mechanism base and the cam follower. A cam follower is arranged on the mechanism base, a sliding block is movably arranged on the cam follower, a sliding block support is positioned on the sliding block, a lip edge pressing claw is arranged on the sliding block support, a small gear is arranged between the servo motor and the mechanism base, a large gear is arranged in the middle of the mechanism base, and the small gear is meshed with the large gear. A lip hook claw is arranged in the middle of the cam follower, and a sliding block groove is formed in the position, where the sliding block is arranged, of the cam follower. The high-precision rotary unfolding mechanism is high in equal-distance unfolding precision, compact in structure, high in stability, higher in flexibility and suitable for assembly of dust covers, and the unfolding distance is controlled by a servo motor.

Description

Technical Field

[0001] The utility model relates to the technical field of rotary unfolding mechanisms, in particular to a high-precision rotary unfolding mechanism. Background Art

[0002] The rotating and unfolding mechanism is a supporting device for assembling dust covers. The mechanism is used in the dust cover assembly station of the 1C22130 project. When assembling the dust covers, the lip position of the dust covers needs to be positioned. With the continuous development of science and technology, people have higher and higher requirements for the manufacturing process of the rotating and unfolding mechanism.

[0003] The existing rotating unfolding mechanism has certain drawbacks when in use. First, the structure is relatively complicated when in use, and the accuracy and stability cannot meet the requirements well, which is not conducive to people's use. In addition, it cannot be controlled conveniently and quickly, which brings certain adverse effects to the actual use process. For this reason, we propose a high-precision rotating unfolding mechanism. Utility Model Content

[0004] Technical problem solved: In view of the shortcomings of the prior art, the utility model provides a high-precision rotary unfolding mechanism with high equidistant unfolding accuracy, compact structure and high stability. The unfolding distance is controlled by a servo motor, with higher flexibility, and is suitable for the assembly of dust covers, which can effectively solve the problems in the background technology.

[0005] Technical solution: To achieve the above-mentioned purpose, the technical solution adopted by the utility model is: a high-precision rotating unfolding mechanism, including a mechanism base, a servo motor for driving is installed at the bottom of the mechanism base, a cam follower is movably arranged on the mechanism base, a track plate is movably arranged between the mechanism base and the cam follower, a sliding block is movably arranged on the cam follower, a slider bracket is positioned on the sliding block, a lip pressure claw is arranged on the slider bracket, a small gear is arranged between the servo motor and the mechanism base, a large gear is arranged in the middle of the mechanism base, the small gear is meshed with the large gear, and a lip hook claw is arranged in the middle of the cam follower.

[0006] Preferably, a slider groove is provided at a position where the slider block is provided on the cam follower, a slide rail is positioned at the bottom of the slider groove, and the slider block moves on the slide rail.

[0007] Preferably, a driving cylinder and a claw driving frame are provided at the position where the lip pressure claw is installed on the slider bracket, the driving cylinder drives the position of the claw driving frame, and the claw driving frame is connected to the position of the lip claw.

[0008] Preferably, a top plate is fixed to the surface of the cam follower, and an electrical connector is connected to the servo motor.

[0009] Preferably, a connector is connected between the slider bracket and the lip hook claw, and a hook claw adjuster is provided on the connector, and the hook claw adjuster drives the lip hook claw to clamp.

[0010] Preferably, the servo motor drives the small gear to rotate, and drives the large gear and the track plate to rotate, the track plate drives the cam follower to rotate, the cam follower carries the sliding block to be evenly spread out along the circumferential direction, and the six groups of lip claws hook the lower lip of the dust cover at the same time.

[0011] Preferably, the driving cylinder drives the lip pressure claw to press the upper lip of the dust cover through the hook driving frame.

[0012] Beneficial effects: Compared with the prior art, the utility model provides a high-precision rotary unfolding mechanism, which has the following beneficial effects: this high-precision rotary unfolding mechanism has high equidistant unfolding accuracy, compact structure and high stability, the unfolding distance is controlled by a servo motor, and has higher flexibility, and is suitable for the assembly of dust covers. The servo motor rotates, driving the gear and the track plate to rotate, so that the cam follower carries the sliding block to unfold equidistantly along the circumferential direction, and the six lip claws hook the lower lip of the dust cover at the same time, and then the cylinder drives the lip pressing claws to press the upper lip of the dust cover. The entire rotary unfolding mechanism has a simple structure and is easy to operate, and the effect of use is better than that of the traditional method. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 The utility model is a schematic diagram of the overall structure of a high-precision rotary unfolding mechanism.

[0014] Figure 2 The utility model is a structural schematic diagram of the upper part of the cam follower in a high-precision rotary unfolding mechanism.

[0015] Figure 3 It is a structural schematic diagram of the main view of a high-precision rotating unfolding mechanism of the utility model.

[0016] Figure 4 It is a structural schematic diagram of an internal cross-sectional view of a high-precision rotating unfolding mechanism of the utility model.

[0017] In the figure: 1. servo motor; 2. small gear; 3. large gear; 4. track plate; 5. cam follower; 6. sliding block; 7. lip pressure claw; 8. lip hook claw; 9. hook claw driving frame; 10. driving cylinder; 11. slider bracket; 12. slider groove; 13. slide rail; 14. electrical connector; 15. mechanism base; 16. top plate; 17. connector; 18. hook claw adjuster. DETAILED DESCRIPTION

[0018] The technical solution of the utility model will be clearly and completely described below in conjunction with the accompanying drawings and specific embodiments, but those skilled in the art will understand that the embodiments described below are part of the embodiments of the utility model, rather than all of the embodiments, and are only used to illustrate the utility model, and should not be considered as limiting the scope of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in the field without making creative work are within the scope of protection of the utility model. If the specific conditions are not specified in the embodiments, they are carried out according to conventional conditions or conditions recommended by the manufacturer. If the manufacturer is not specified for the reagents or instruments used, they are all conventional products that can be purchased commercially.

[0019] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0020] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0021] like Figure 1-4 As shown, a high-precision rotary unfolding mechanism comprises a mechanism base 15, a servo motor 1 for driving is installed at the bottom of the mechanism base 15, a cam follower 5 is movably arranged on the mechanism base 15, a track plate 4 is movably arranged between the mechanism base 15 and the cam follower 5, a sliding block 6 is movably arranged on the cam follower 5, a slider bracket 11 is positioned on the sliding block 6, a lip pressure claw 7 is arranged on the slider bracket 11, a small gear 2 is arranged between the servo motor 1 and the mechanism base 15, a large gear 3 is arranged in the middle of the mechanism base 15, the small gear 2 is meshed with the large gear 3, and a lip hook claw 8 is arranged in the middle of the cam follower 5. The equidistant unfolding has high precision, compact structure and high stability, the unfolding distance is controlled by the servo motor, the flexibility is higher, and it is suitable for the assembly of dust covers.

[0022] Furthermore, a slider groove 12 is provided at the position where the slider 6 is provided on the cam follower 5 , and a slide rail 13 is positioned at the bottom of the slider groove 12 , and the slider 6 moves on the slide rail 13 .

[0023] Furthermore, a driving cylinder 10 and a hook driving frame 9 are provided at the position where the lip pressing claw 7 is installed on the slider bracket 11, the driving cylinder 10 drives the position of the hook driving frame 9, and the hook driving frame 9 is connected to the position of the lip hook 8.

[0024] Furthermore, a top plate 16 is fixed to the surface of the cam follower 5 , and an electrical connector 14 is connected to the servo motor 1 .

[0025] Furthermore, a connector 17 is connected between the slider bracket 11 and the lip hook claw 8, and a hook claw adjuster 18 is provided on the connector 17, and the hook claw adjuster 18 drives the lip hook claw 8 to clamp.

[0026] Furthermore, the servo motor 1 drives the small gear 2 to rotate, and drives the large gear 3 and the track plate 4 to rotate. The track plate 4 drives the cam follower 5 to rotate. The cam follower 5 carries the sliding block 6 to be evenly spread out along the circumferential direction. The six groups of lip hooks 8 hook the lower lip of the dust cover at the same time.

[0027] Furthermore, the driving cylinder 10 drives the lip pressing claw 7 to press the upper lip of the dust cover through the hook driving frame 9.

[0028] Working principle: The utility model includes a servo motor 1, a small gear 2, a large gear 3, a track plate 4, a cam follower 5, a sliding block 6, a lip pressure claw 7, a lip hook claw 8, a hook claw driving frame 9, a driving cylinder 10, a slider bracket 11, a slider groove 12, a slide rail 13, an electrical connector 14, a mechanism base 15, and a top plate 16. The servo motor rotates, driving the gear and the track plate to rotate, so that the cam follower and the sliding block are evenly spread out along the circumferential direction, and the six lip hook claws hook the lower lip of the dust cover at the same time, and then the cylinder drives the lip pressure claw to press the upper lip of the dust cover. The even spread has high precision, compact structure and high stability. The spread distance is controlled by the servo motor, and the flexibility is higher, which is suitable for the assembly of the dust cover.

[0029] It should be noted that, in this article, relational terms such as first and second (number one, number two), etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "including one..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0030] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. The technicians in this industry should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A high-precision rotating unfolding mechanism, comprising a mechanism base (15), characterized in that: A servo motor (1) for driving is installed at the bottom of the mechanism base (15); a cam follower (5) is movably arranged on the mechanism base (15); a track plate (4) is movably arranged between the mechanism base (15) and the cam follower (5); a sliding block (6) is movably arranged on the cam follower (5); a slider bracket (11) is positioned on the sliding block (6); a lip pressure claw (7) is arranged on the slider bracket (11); a small gear (2) is arranged between the servo motor (1) and the mechanism base (15); a large gear (3) is arranged in the middle of the mechanism base (15); the small gear (2) is meshed with the large gear (3); and a lip hook claw (8) is arranged in the middle of the cam follower (5).

2. A high-precision rotating unfolding mechanism according to claim 1, characterized in that: A slider groove (12) is provided at the position where the slider (6) is provided on the cam follower (5), a slider rail (13) is positioned at the bottom of the slider groove (12), and the slider (6) moves on the slider rail (13).

3. A high-precision rotating unfolding mechanism according to claim 1, characterized in that: A driving cylinder (10) and a hook driving frame (9) are provided at the position where the lip edge pressure claw (7) is installed on the slider bracket (11); the driving cylinder (10) drives the position of the hook driving frame (9); and the hook driving frame (9) is connected to the position of the lip edge hook claw (8).

4. A high-precision rotating unfolding mechanism according to claim 1, characterized in that: A top plate (16) is fixed on the surface of the cam follower (5), and an electrical connector (14) is connected to the servo motor (1).

5. The high-precision rotating unfolding mechanism according to claim 1, characterized in that: A connector (17) is connected between the slider bracket (11) and the lip hook claw (8), and a hook claw adjuster (18) is arranged on the connector (17). The hook claw adjuster (18) drives the lip hook claw (8) to clamp.

6. A high-precision rotating unfolding mechanism according to claim 1, characterized in that: The servo motor (1) drives the small gear (2) to rotate, and drives the large gear (3) and the track plate (4) to rotate. The track plate (4) drives the cam follower (5) to rotate. The cam follower (5) carries the sliding block (6) to be evenly spread out along the circumferential direction. The six groups of lip hook claws (8) hook the lower lip of the dust cover at the same time.

7. A high-precision rotating unfolding mechanism according to claim 3, characterized in that: The driving cylinder (10) drives the lip edge pressing claw (7) to press the upper lip edge of the dust cover through the hook claw driving frame (9).

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