CN218051192U

CN218051192U - Capping mechanism

Info

Publication number: CN218051192U
Application number: CN202222717250.XU
Authority: CN
Inventors: 黄峰; 欧文海; 杨波平; 刘俊亮
Original assignee: Hunan Vst Electronic Technology Co ltd
Current assignee: Hunan Vst Electronic Technology Co ltd
Priority date: 2022-10-14
Filing date: 2022-10-14
Publication date: 2022-12-16
Anticipated expiration: 2032-10-14

Abstract

The utility model provides a gland mechanism, including the mounting panel, lift actuating mechanism, first lift seat, first direction subassembly, second lift seat and first elastic component, the mounting panel is fixed in the expansion end of shifting the mechanism, lift actuating mechanism installs on the mounting panel, first lift seat is installed on the mounting panel and is located lift actuating mechanism below through first direction subassembly liftable sliding, lift actuating mechanism's lift output and first lift seat are connected and are followed first direction subassembly lifting slide in order to drive first lift seat, second lift seat is installed in first lift seat through second direction subassembly liftable sliding, second lift seat top has the guide pillar, the guide pillar is connected with first lift seat, first elastic component cover is located the guide pillar and is located between first lift seat and the second lift seat. The utility model discloses gland mechanism easily realizes voice coil motor's automatic assembly, improves assembly efficiency.

Description

Capping mechanism

Technical Field

The utility model relates to a voice coil motor assembles technical field, concretely relates to gland mechanism.

Background

As shown in fig. 1 and 2, the voice coil motor includes a base assembly 10 and an upper cover assembly 20 that are fastened together, and at present, the assembly of the base assembly 10 and the upper cover assembly 20 is largely implemented by manual operation, and due to the structural particularity of the base assembly 10 and the upper cover assembly 20, the yield of the assembled semi-finished products is low, thereby reducing the production efficiency.

SUMMERY OF THE UTILITY MODEL

In view of the above, the utility model provides a gland mechanism to realize voice coil motor's automatic assembly, improve assembly efficiency, thereby be not high in order to solve voice coil motor assembly semi-manufactured goods yield, the lower technical problem of production efficiency.

The technical scheme of the utility model:

the utility model provides a gland mechanism, including the mounting panel, lift actuating mechanism, first lift seat, first direction subassembly, second lift seat and first elastic component, the mounting panel is fixed in the expansion end of shifting the mechanism, lift actuating mechanism installs on the mounting panel, first lift seat is installed on the mounting panel and is located lift actuating mechanism below through first direction subassembly liftable sliding, lift actuating mechanism's lift output and first lift seat are connected and are followed first direction subassembly lifting slide in order to drive first lift seat, second lift seat is installed in first lift seat through second direction subassembly liftable sliding, second lift seat top has the guide pillar, the guide pillar is connected with first lift seat, first elastic component cover is located the guide pillar and is located between first lift seat and the second lift seat.

Furthermore, the gland mechanism comprises a correction motor and a suction nozzle, the correction motor is arranged on the second lifting seat, a rotating shaft of the correction motor faces downwards, and the suction nozzle is arranged on the rotating shaft of the correction motor so as to suck the upper cover assembly and correct the position of the upper cover assembly through rotation of the correction motor.

Furthermore, the lifting driving mechanism comprises bearing seats, a transmission shaft and cams, the two bearing seats are oppositely arranged on the mounting plate, two ends of the transmission shaft are respectively and rotatably connected to the two bearing seats through bearings, the N cams are fixed on the transmission shaft at intervals and located between the two bearing seats, the N cams are not less than 1,N and are arranged one by taking the transmission shaft as a center and using deflection angles, the deflection angles are 360 degrees/N +1, and an included angle between the two cams close to two ends of the transmission shaft is twice of the deflection angle, so that the N cams have initial positions located on the same horizontal tangent line.

Further, the lifting driving mechanism comprises a lifting motor, ejector rods, guide seats and second elastic pieces, the lifting motor is fixed on the mounting plate and is in transmission connection with the transmission shaft, the guide seats are fixed on the mounting plate and are located below the cams, the guide seats are provided with N shaft sleeves, the ejector rods are N, the first lifting seat, the first guide assembly, the second lifting seat, the first elastic pieces, the correction motor and the suction nozzles are correspondingly arranged in parallel, each ejector rod is arranged in the corresponding shaft sleeve in a lifting and sliding mode, the bottom end of each ejector rod is connected with the corresponding first lifting seat, and the second elastic piece is sleeved on each ejector rod to provide upward elastic force for the ejector rod, so that the top ends of the ejector rods are in sliding contact with the cams in a one-to-one mode.

Further, four cams are arranged, the deflection angle between two adjacent cams is 72 degrees, and the included angle between two cams close to the two ends of the transmission shaft is 144 degrees.

Further, the ejector pin includes the body of rod, end cap and rolling wheel, and the end cap is fixed in the top of the body of rod, and the second elastic component supports and holds between end cap and guide holder, and the rolling wheel is rotatable to be installed on the end cap to supply rolling contact cam.

Further, the first guide assembly and the second guide assembly are both slide rail and slide block modules.

Furthermore, the first elastic piece and the second elastic piece both adopt springs.

Furthermore, a driving wheel of the lifting motor is connected with a driven wheel of the transmission shaft through a synchronous belt.

Furthermore, the lifting driving mechanism adopts a telescopic driving piece, and a telescopic end of the telescopic driving piece is connected with the first lifting seat to drive the first lifting seat to lift and slide along the first guide component.

Further, the telescopic driving piece adopts an air cylinder or a push rod motor.

The utility model has the advantages that:

this capping mechanism drives first lift seat through lift actuating mechanism and goes up and down, first lift seat drives second lift seat again and goes up and down, second lift seat drives correction motor and suction nozzle again and goes up and down, the suction nozzle absorbs the upper cover subassembly and rises when descending to being close to the upper cover subassembly, when the upper cover subassembly that needs will absorb is installed to the base subassembly, drive first lift seat through lift actuating mechanism, second lift seat, correction motor and suction nozzle descend, make the upper cover subassembly that the suction nozzle absorbs push down to corresponding base subassembly on, first elastic component is compressed, make the upper cover subassembly push down the in-process and have the buffering space with the base subassembly that corresponds, easily realize the automatic assembly of upper cover subassembly and base subassembly like this, be favorable to improving assembly efficiency.

The preferred embodiments of the present invention and their advantages are further described in detail with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings, there is shown in the drawings,

fig. 1 is an exploded view of a voice coil motor to be assembled according to the present invention;

fig. 2 is an assembly view of the assembled voice coil motor of the present invention;

fig. 3 is a perspective view of the voice coil motor assembling machine of the present invention;

fig. 4 is a front view of the voice coil motor assembly machine of the present invention;

fig. 5 is a left side view of the voice coil motor assembly machine of the present invention;

fig. 6 is a top view of the voice coil motor assembly machine of the present invention;

fig. 7 is a perspective view of the cover pressing mechanism of the voice coil motor assembling machine of the present invention;

fig. 8 is a front view of the capping mechanism of the voice coil motor assembling machine of the present invention;

fig. 9 is a left side view of the capping mechanism of the voice coil motor assembling machine of the present invention;

fig. 10 is a structural diagram of a cam and a transmission shaft of a capping mechanism of the voice coil motor assembling machine of the present invention;

fig. 11 is an initial state diagram of the cam of the voice coil motor assembling machine of the present invention;

fig. 12 is a first usage state diagram of the cam of the voice coil motor assembling machine of the present invention;

fig. 13 is a second usage state diagram of the cam of the voice coil motor assembling machine of the present invention;

fig. 14 is a third state diagram of the cam of the voice coil motor assembling machine of the present invention;

fig. 15 is a fourth state diagram of the cam of the voice coil motor assembling machine of the present invention;

fig. 16 is a perspective view of the stem of the voice coil motor assembling machine of the present invention.

The reference numbers illustrate: the base assembly 10, the upper cover assembly 20, the machine base 1, the first tray 2, the second tray 3, the transfer mechanism 4, the capping mechanism 5, the first visual positioning device 6, the second visual positioning device 7, the X-direction translation mechanism 8, the bracket 41, the Y-direction translation mechanism 42, the Z-direction lifting mechanism 43, the mounting plate 51, the lifting driving mechanism 52, the first lifting seat 53, the first guide assembly 54, the second guide assembly 55, the second lifting seat 56, the first elastic member 57, the correction motor 58, the suction nozzle 59, the bearing seat 521, the transmission shaft 522, the cam 523, the lifting motor 524, the ejector rod 525, the guide seat 526, the second elastic member 527, the deflection angle θ, the included angle α, the rod body 5251, the end cap 5252, the rolling wheel 5253, the first camera 61, the first light emitting member 62, the calibration plate 63, the second camera 71, and the second light emitting member 72.

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.

Referring to fig. 3 to 6, the present invention provides an assembling machine for a voice coil motor, which is used for assembling a base assembly 10 and an upper cover assembly 20 of the voice coil motor. The voice coil motor assembling machine comprises a machine base 1, a first tray 2, a second tray 3, a transfer mechanism 4, a capping mechanism 5, a first visual positioning device 6, a second visual positioning device 7 and a control system, wherein the first tray 2 and the second tray 3 are arranged on the machine base 1 and used for placing an upper cover assembly 20 and a base assembly 10 respectively, the transfer mechanism 4 is arranged on the machine base 1, the capping mechanism 5 is arranged on the transfer mechanism 4 and positioned above the first tray 2 and the second tray 3 so as to drive the capping mechanism 5 to suck the upper cover assembly 20 from the first tray 2 and move to the upper side of the base assembly 10 of the second tray 3 through the transfer mechanism 4, and the first visual positioning device 6 is arranged on the machine base 1 and positioned between the first tray 2 and the second tray 3 so as to shoot images of the upper cover assembly 20 passing through the upper side of the first visual positioning device 6 and convey the shot images to the control system. A second visual positioning device 7 is mounted on the capping mechanism 5 for taking an image of the base assembly 10 on the second tray 3 and conveying the taken image to the control system.

The control system is used for comparing the received images of the upper cover assembly 20 and the base assembly 10 with the stored reference images, calculating the offset angle between the upper cover assembly 20 and the base assembly 10, and then driving the capping mechanism 5 to clamp the sucked upper cover assembly 20 onto the base assembly 10 of the second tray 3 after the offset angle is eliminated by rotating the upper cover assembly 20.

The utility model discloses voice coil motor assembly machine places upper cover subassembly 20 and base subassembly 10 respectively through first tray 2 and second tray 3, and gland mechanism 5 and transfer mechanism 4 cooperate and realize the absorption of upper cover subassembly 20 on first tray 2, shift and push down the action. Through the cooperation of first visual positioning device 6, second visual positioning device 7 and control system, realize that upper cover subassembly 20 and base subassembly 10 are accurate to be counterpointed, guaranteed the reliability of assembly, improved voice coil motor assembly semi-manufactured goods yield, realized voice coil motor's automatic assembly, improved voice coil motor's production efficiency.

In this embodiment, the utility model discloses voice coil motor assembly machine is still including installing in two sets of X of 1 top surface of frame and parallel arrangement to translation mechanism 8, and first tray 2 and second tray 3 are installed respectively on two sets of X are served to translation mechanism 8's removal to drive first tray 2 and second tray 3 respectively and be close to or keep away from gland mechanism 5. By the design, when the two sets of X-direction translation mechanisms 8 respectively drive the first tray 2 and the second tray 3 to be away from the capping mechanism, the upper cover assemblies 20 and the base assemblies 10 are respectively placed on the first tray 2 and the second tray 3, the first tray 2 and the second tray 3 on which materials are placed are translated to the position below the capping mechanism 5, the upper cover assemblies 20 are clamped into the base assemblies 10 through the capping mechanism 5, all the upper cover assemblies 20 in one row on the first tray 2 are assembled to the base assemblies 10 in one row on the second tray 3 in a one-to-one correspondence manner, and then the translation of the X-direction translation mechanisms 8 is matched, so that the upper cover assemblies 20 in the next row on the first tray 2 are positioned below the capping mechanism 5, and the base assemblies 10 in the next row on the second tray 3 are also positioned below the capping mechanism 5, and the process is repeated, and the upper cover assemblies 20 in multiple rows on the first tray 2 are sequentially assembled to the base assemblies 10 in multiple rows on the second tray 3 one by one row, so that batch assembly is realized, and the production efficiency is improved. In this embodiment, the X-direction translation mechanism 8 can directly purchase the existing servo linear module, but is not limited thereto, as long as the mechanism can realize translation.

In this embodiment, the base 1 is a square box structure, but is not limited thereto, as long as a structure for supporting a platform is provided.

In this embodiment, the first tray 2 is provided with a plurality of first positioning cavities for being placed in the upper cover assembly 20 for positioning, and the plurality of first positioning cavities are distributed in a plurality of rows and a plurality of columns, so as to realize batch assembly and improve the production efficiency. In a similar way, the second positioning cavities consistent with the first positioning cavities in number are correspondingly arranged on the second tray 3 to be positioned by placing the base component 10, and the plurality of second positioning cavities are distributed into a plurality of rows and a plurality of columns so as to realize batch assembly and improve the production efficiency.

In this embodiment, the transferring mechanism 4 includes a support 41, a Y-direction translating mechanism 42 and a Z-direction lifting mechanism 43, the support 41 is fixedly erected on the machine base 1, the Y-direction translating mechanism 42 is horizontally fixed on the support 41 and is vertically arranged with the X-direction translating mechanism 8, the Z-direction lifting mechanism 43 is installed at the translating end of the Y-direction translating mechanism 42, and the capping mechanism 5 is installed at the lifting end of the Z-direction lifting mechanism 43. The horizontal movement of the Y-direction translation mechanism 42 drives the capping mechanism 5 to reciprocate along the first tray 2 and the second tray 3, and the lifting movement of the lifting mechanism 43 drives the capping mechanism 5 to descend, suck and lift the upper cover assembly 20. In this embodiment, the Y-direction translation mechanism 42 and the Z-direction lifting mechanism 43 can be purchased directly from the existing servo linear module, but are not limited thereto, and any mechanism capable of realizing linear motion may be used.

Referring to fig. 7 to 9, in the present embodiment, the capping mechanism 5 includes a mounting plate 51, a lifting driving mechanism 52, a first lifting seat 53, a first guiding assembly 54, a second guiding assembly 55, a second lifting seat 56, a first elastic member 57, a calibration motor 58 and a suction nozzle 59, wherein the mounting plate 51 is fixed at a movable end of the transferring mechanism 4, specifically, a lifting end of the Z-direction lifting mechanism 43. The lifting driving mechanism 52 is installed on the installation plate 51, the first lifting seat 53 is installed on the installation plate 51 in a lifting and sliding manner through the first guiding assembly 54 and is located below the lifting driving mechanism 52, the lifting output end of the lifting driving mechanism 52 is connected with the first lifting seat 53 to drive the first lifting seat 53 to slide along the first guiding assembly 54 in a lifting and sliding manner, the second lifting seat 56 is installed on the first lifting seat 53 in a lifting and sliding manner through the second guiding assembly 55, the top end of the second lifting seat 56 is provided with a guide pillar connected with the first lifting seat 53, the first elastic member 57 is sleeved on the guide pillar and is located between the first lifting seat 53 and the second lifting seat 56, the correcting motor 58 is installed on the second lifting seat 56, the rotating shaft of the correcting motor 58 faces downwards, and the suction nozzle 59 is installed on the rotating shaft of the correcting motor 58 to suck the upper cover assembly 20 and correct the position of the upper cover assembly 20 through the rotation of the correcting motor 58, so that the upper cover assembly 20 is aligned with the base assembly 10 to be clamped into the base assembly.

The capping mechanism 5 drives the first lifting seat 53 to lift through the lifting driving mechanism 52, the first lifting seat 53 drives the second lifting seat 56 to lift again, the second lifting seat 56 drives the correcting motor 58 and the suction nozzle 59 to lift again, the suction nozzle 59 sucks the upper cover assembly 20 and lifts when descending to be close to the upper cover assembly 20, when the sucked upper cover assembly 20 needs to be installed on the base assembly 10, the lifting driving mechanism 52 drives the first lifting seat 53, the second lifting seat 56, the correcting motor 58 and the suction nozzle 59 to descend, the upper cover assembly 20 sucked by the suction nozzle 59 is pressed down to the corresponding base assembly 10, the first elastic piece 57 is compressed, the upper cover assembly 20 has a buffer space with the corresponding base assembly 10 in the pressing process, so that automatic assembly of the upper cover assembly 20 and the base assembly 10 is easy to realize, and assembly efficiency is improved.

Referring to fig. 10, in the embodiment, the lifting driving mechanism 52 includes bearing seats 521, a transmission shaft 522, cams 523, a lifting motor 524, a push rod 525, a guide seat 526, and a second elastic member 527, the two bearing seats 521 are relatively installed on the mounting plate 51, two ends of the transmission shaft 522 are respectively rotatably connected to the two bearing seats 521 through bearings, N cams 523 are fixed on the transmission shaft 522 at intervals and located between the two bearing seats 521, N is greater than or equal to 1,N, the cams 523 are arranged one by one with the transmission shaft 522 as a center and with a deflection angle θ, the deflection angle θ is 360 °/(N + 1), an included angle α between the two cams 523 close to two ends of the transmission shaft 522 is twice the deflection angle θ, so that the N cams 523 have initial positions located at the same horizontal tangent line L (fig. 11), and the N suction nozzles 59 are located at the same height, thereby sucking the N upper cover assemblies 20 at a time. The transmission shaft 522 is rotated in the unit of the deflection angle θ, so that each cam 523 presses down the push rods 525 one by one, and each push rod 525 pushes down the first lifting seat 53, the second lifting seat 56, the calibration motor 58 and the suction nozzles 59 one by one, so that the upper cover assembly 20 sucked by each suction nozzle 59 is clamped into the base assembly 10 one by one. When the transmission shaft 522 rotates by a deflection angle θ from the initial position of the cam 523, the first cam 523 protrudes downward from the horizontal tangent line L, so as to press the corresponding push rod 525, and the push rod 525 further pushes down the corresponding first lifting seat 53, the second lifting seat 56, the calibration motor 58 and the suction nozzle 59, so that the upper cover assembly 20 sucked by the first suction nozzle 59 is clamped on the base assembly 10; then, when the transmission shaft 522 rotates by the deflection angle θ from the previous position of the cam 523, the second cam 523 protrudes downward from the horizontal tangent line L, so as to press the corresponding push rod 525, and the push rod 525 further pushes down the corresponding first lifting seat 53, the second lifting seat 56, the calibration motor 58 and the suction nozzle 59, so that the upper cover assembly 20 sucked by the second suction nozzle 59 is clamped on the base assembly 10; in this cycle, the cover assembly 20 is snapped onto the base assembly 10 one by one. The manner of individually snapping the plurality of cover assemblies 20 onto the plurality of base assemblies 10, rather than simultaneously snapping the plurality of cover assemblies 20 onto the plurality of base assemblies 10, is to ensure the reliability of the assembly of the cover assembly 20 and the base assembly 10 by only snapping one cover assembly 20 onto one base assembly 10 at a time, considering that the positions of the cover assembly 20 and the base assembly 10 may be out of tolerance. The lifting driving mechanism 52 adopts a plurality of cams 523 arranged one by one at a deflection angle theta on the transmission shaft 522 at intervals, so that the switching between a plurality of pressing positions and initial positions is easily realized, the structure is simplified, the service life of the mechanism is prolonged, the maintenance cost of the mechanism is reduced, batch assembly is easily realized, and the assembly efficiency is favorably improved.

The lifting motor 524 is fixed on the mounting plate 51 and is in transmission connection with the transmission shaft 522 to drive the transmission shaft 522 to rotate. Guide holder 526 is fixed in on the mounting panel 51 and is located the cam 523 below, a plurality of axle sleeves of N have on the guide holder 526, ejector pin 525 is N, first lift seat 53, first direction subassembly 54, second direction subassembly 55, second lift seat 56, first elastic component 57, aligning motor 58 and suction nozzle 59 also correspond and have arranged N side by side, each ejector pin 525 passes through in the axle sleeve that corresponds with the liftable sliding ground, the bottom of each ejector pin 525 is connected with corresponding first lift seat 53, each ejector pin 525 overlaps and is equipped with second elastic component 527 for ejector pin 525 provides ascending elasticity, make the slidable contact of ejector pin 525 top and cam 523 one-to-one.

Referring to fig. 11 to 15, in the present embodiment, N =4, a deflection angle θ between two adjacent cams 523 is 72 °, an included angle α between two cams 523 adjacent to two ends of the transmission shaft 522 is 144 °, when the transmission shaft 522 rotates 72 ° from an initial position of the cams 523, a first cam 523 protrudes downward from a horizontal tangent line L, and the remaining three cams 523 are all tangent to the horizontal tangent line L; when the transmission shaft 522 rotates 72 degrees, the second cam 523 protrudes downward from the horizontal tangent line L, and the other three cams 523 are all tangent to the horizontal tangent line L; when the transmission shaft 522 rotates 72 degrees, the third cam 523 protrudes downward from the horizontal tangent line L, and the other three cams 523 are all tangent to the horizontal tangent line L; when the transmission shaft 522 rotates 72 degrees, the fourth cam 523 protrudes downward from the horizontal tangent line L, and the other three cams 523 are all tangent to the horizontal tangent line L; when the drive shaft 522 is then rotated 72 °, the four cams 523 are each tangent to the horizontal tangent line L, i.e. return to the initial position. In this way, the four cams 523 are rotated by the transmission shaft 522, and the switching between the four pressing positions and the initial position is easily realized.

In other embodiments, when N =3, the deflection angle θ between the adjacent two cams 523 is 90 °, and the included angle α between the two cams 523 near both ends of the transmission shaft 522 is 180 °.

In other embodiments, when N =5, the deflection angle θ between the adjacent two cams 523 is 60 °, and the included angle α between the two cams 523 near both ends of the transmission shaft 522 is 120 °.

In this embodiment, the driving wheel of the lifting motor 524 is connected to the driven wheel of the transmission shaft 522 through a synchronous belt.

Referring to fig. 16, in the present embodiment, the rod 525 includes a rod body 5251, an end cap 5252 and a rolling wheel 5253, the end cap 5252 is fixed on the top end of the rod body 5251, the second elastic member 527 is abutted between the end cap 5252 and the guide seat 526, and the rolling wheel 5253 is rotatably mounted on the end cap 5252 for rolling contact with the cam 523.

In this embodiment, the first guide assembly 54 and the second guide assembly 55 both adopt a slide rail and slide block module.

In this embodiment, the first elastic member 57 and the second elastic member 527 may be both springs.

In other embodiments, the lifting driving mechanism 52 may also adopt a plurality of telescopic driving members arranged in parallel, and the telescopic ends of the telescopic driving members are connected with the first lifting seat 53 in a one-to-one correspondence manner to drive the first lifting seat 53 to lift and slide along the first guiding assembly 54. The telescopic driving piece can adopt an air cylinder or a push rod motor.

Referring to fig. 3, in the present embodiment, the first visual positioning device 6 includes a first camera 61, a first light-emitting element 62 and a calibration plate 63, the first light-emitting element 62 and the first camera 61 are sequentially disposed on the base 1 from top to bottom, and the first camera 61 is used for vertically shooting the upper cover assembly 20 sucked by the suction nozzle 59 above the first camera 61 upwards. The use of the calibration plate 63 can greatly improve the measurement and detection precision index, and effectively ensure that the machine vision system calibration can fully play a role in the precision measurement and detection application.

In this embodiment, the second visual positioning device 7 includes a second camera 71 and a second light emitting element 72, the second camera 71 and the second light emitting element 72 are sequentially disposed on the capping mechanism 5 from top to bottom, and the second camera 71 is used for vertically shooting the base assembly 10 on the second tray 3 downwards.

In the description of the present invention, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", and the like are used for descriptive purposes only and are not to be construed as indicating or implying importance; the words "bottom" and "top", "inner" and "outer" refer to directions toward and away from, respectively, a particular component geometry.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the communication may be direct, indirect via an intermediate medium, or internal to both elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

The above description is only a preferred embodiment of the present invention, and should not be construed as limiting the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included within the protection scope of the present invention.

Claims

1. A gland mechanism is characterized by comprising a mounting plate (51), a lifting driving mechanism (52), a first lifting seat (53) and a first guide component (54), the lifting device comprises a second guide assembly (55), a second lifting seat (56), a first elastic piece (57), a correction motor (58) and a suction nozzle (59), the mounting plate (51) is fixed at the movable end of the transfer mechanism (4), the lifting driving mechanism (52) is installed on the mounting plate (51), the first lifting seat (53) is installed on the mounting plate (51) in a lifting and sliding manner through the first guide assembly (54) and is positioned below the lifting driving mechanism (52), the lifting output end of the lifting driving mechanism (52) is connected with the first lifting seat (53) to drive the first lifting seat (53) to lift and slide along the first guide assembly (54), the second lifting seat (56) is installed on the first lifting seat (53) in a lifting and sliding manner through the second guide assembly (55), the top end of the second lifting seat (56) is provided with a guide column, the guide column is connected with the first lifting seat (53), the first elastic piece (57) is sleeved on the guide column and is positioned between the first lifting seat (53) and the second lifting seat (56), the correction motor (58) is installed on the second lifting seat (58), and the correction motor (59) faces the lower portion of the correction motor (58).

2. The capping mechanism according to claim 1, wherein the lifting driving mechanism (52) comprises bearing seats (521), transmission shafts (522) and cams (523), the two bearing seats (521) are oppositely mounted on the mounting plate (51), two ends of the transmission shaft (522) are respectively and rotatably connected to the two bearing seats (521) through bearings, the N cams (523) are fixed on the transmission shaft (522) at intervals and located between the two bearing seats (521), and N ≧ 1,N cams (523) are arranged one by one with the transmission shaft (522) as a center and with deflection angles (θ), the deflection angles (θ) are 360 °/(N + 1), an included angle (α) between the two cams (523) close to two ends of the transmission shaft (522) is twice of the deflection angle (θ), so that the N cams (523) have initial positions located on the same horizontal tangent line (L).

3. The capping mechanism according to claim 2, wherein the lifting driving mechanism (52) comprises a lifting motor (524), a push rod (525), a guide seat (526) and a second elastic member (527), the lifting motor (524) is fixed on the mounting plate (51) and is in transmission connection with the transmission shaft (522), the guide seat (526) is fixed on the mounting plate (51) and is located below the cam (523), the guide seat (526) is provided with N shaft sleeves, the push rod (525) is N, the first lifting seat (53), the first guide assembly (54), the second guide assembly (55), the second lifting seat (56), the first elastic member (57), the correcting motor (58) and the suction nozzle (59) are correspondingly arranged in parallel, each push rod (525) is arranged in the corresponding shaft sleeve in a lifting and sliding manner, the bottom end of each push rod (525) is connected with the corresponding first lifting seat (53), and each push rod (525) is sleeved with the second elastic member (527) to provide upward elastic force for the push rod (525) to be in one-to-one sliding contact with the top end of the cam (523).

4. The capping mechanism according to claim 2, wherein the cams (523) are four, a deflection angle (θ) between two adjacent cams (523) is 72 °, and an included angle (α) between two cams (523) near both ends of the transmission shaft (522) is 144 °.

5. The capping mechanism according to claim 3, wherein the rod (525) comprises a rod body (5251), an end cap (5252) and a rolling wheel (5253), the end cap (5252) is fixed on the top end of the rod body (5251), the second elastic member (527) is abutted between the end cap (5252) and the guide seat (526), and the rolling wheel (5253) is rotatably mounted on the end cap (5252) to be in rolling contact with the cam (523).

6. The capping mechanism of claim 1 wherein the first guide assembly (54) and the second guide assembly (55) are each a slide-rail slider module.

7. The capping mechanism according to claim 1, wherein the first elastic member (57) and the second elastic member (527) are each a spring.

8. The capping mechanism according to claim 3, wherein the driving wheel of the lifting motor (524) is connected with the driven wheel of the transmission shaft (522) through a timing belt.

9. The capping mechanism according to claim 1, wherein the lifting driving mechanism (52) adopts a telescopic driving member, and a telescopic end of the telescopic driving member is connected with the first lifting seat (53) to drive the first lifting seat (53) to move up and down along the first guiding assembly (54).

10. The capping mechanism of claim 9 wherein the telescopic drive member is a pneumatic cylinder or a push rod motor.